Glossary

Glossary

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
abrasion
Def.: removal (of material), rubbing or scraping off, wear(ing off)
Ex.: Make sure lubrication of rotating machine parts is sufficient to avoid mechanical abrasion.
Abrieb
abrasive
Def.: (property of) agent or material causing abrasion
Ex.: Abrasives are used to smoothen a surface.
Schleifmittel
absorb
Def.: to suck in/up, to take in, to accept
Ex.: Warm air absorbs more humidity than cold air.
absorbieren
aufnehmen
abut
Def.: to have a flat boundary or interface with sth. else
Ex.: Make sure the two shafts abut before welding.
(stumpf) anstoßen
verbinden (auch z.B. Wellen)
abutment
Def.: structure bearing the weight of a bridge or an arch
Ex.: The abutments of the tower are made of reinforced concrete.
Widerlager
Gegenpfeiler
accelerate
Def.: to speed up, to make fast(er)
Ex.: Increasing wind speeds accelerate the rotation of the rotor.
beschleunigen
acceleration
Def.: process of accelerating
Ex.: Acceleration is speed per unit of time.
Beschleunigung
acceptance
Def.: approval of work performed or equipment made to standard
Ex.: A wind farm meets with high acceptance by the local people if its advantages over conventional power stations have been explained to them. Final payment shall be transferred on acceptance of the machinery.
Akzeptanz
Abnahme
Güteprüfung
access
Def.: device or process allowing sth. to be reached, touched or handled
Ex.: The operating system permits rapid access to the data files.
Zugriff
Zugang
Handloch
accident
Def.: unforeseen and/or undesirable event with risk of injury or damage
Ex.: An accident in a wind turbine generator would not damage the environment as one would in a nuclear plant.
Unfall
Störfall
acid
Def.: substance that is sour, has its pH ranging from 1 to 6
Ex.: Installing a wind farm to produce electricity will help reduce acid rain. Materials used for rotor construction should be acid-resistant or acid-proof.
Säure
acidic
Def.: property or quality of being sour
Ex.: Many natural waters are more acidic than is acceptable from an environmentally health point of view.
sauer
säurehaltig
acoustic enclosure
Def.: insulating case or casing used to dampen or reduce noise
Ex.: Several standard techniques are used to reduce mechanical noise of a WTG, such as for example acoustic enclosures.
akustische Umhüllung
geräuschdämmendes Gehäuse
act
Def.: to do sth., to perform a function, operation
Ex.: The rotor of the wind energy plant acts like a turbine.
handeln
wirken
action
Def.: event during which an effect is produced
Ex.: The action of the wind on the rotor blades causes the blades to spin.
Wirkung
activate
Def.: to prepare for operation or action
Ex.: The mechanism has to be activated before put into operation.
aktivieren
actuate
Def.: to cause to act, to trigger, to operate
Ex.: The orientation gear is actuated by an electric motor.
betätigen
auslösen
actuator
Def.: trigger, release, device for causing action
Ex.: The actuator of the machine is solenoid-operated.
Auslöser
Auslösevorrichtung
adapt
Def.: to make sth. suitable for, to make sth. fit (for) to link (join/connect/combine) two pieces of different size or design
Ex.: This piece of machinery should be adapted to the system.
anpassen
adaptation
Def.: act or process of adapting
Ex.: This equipment should be made useful by adaptation.
Anpassung
adaptive
Def.: capable of adapting or being adapted
Ex.: A multi-purpose tool should be adaptive to different work.
anpassungsfähig
anpassbar
adaptor (BE) / adapter (AE)
Def.: device for connecting sth. or making sth. fit
Ex.: Join these tubes of different diameters using adaptors.
Zwischenstück
Verbindungsstück (-teil)
Übergangsstück (-teil)
additive
Def.: substance added to modify or improve properties of another substance or a mixture of substances
Ex.: Additives are used to prevent corrosion.
Zusatz
Additiv
adhere
Def.: to stick to
Ex.: Water molecules might adhere to the porous surface of the blade.
haften
anhängen
adhesion
Def.: process or property of adhering
Ex.: Molecules are retained on a surface by adhesion.
Haftung
Adhäsion
adhesive
Def.: substance suitable to fix or bond things together
Ex.: Sandwich materials are often bonded using adhesives.
Haftmittel
Klebstoff
adjust
Def.: to set (right), to put in order, to adapt
Ex.: The swept area of the rotor is adjusted to wind speeds by the angular setting of the blades.
anpassen
einstellen
einrichten
justieren
adjustment
Def.: act or process of adjusting
Ex.: The machine bed cannot be aligned properly unless adjustment screws are used.
Anpassung
Einstellung
Einrichten
Justierung
aerofoil (BE) / airfoil (AE)
Def.: specially shaped surface or blade designed to produce maximum rotational speed and minimum drag force
Ex.: A welded double box three-spar unit forms the central part of the aerofoil section.
aerodynamischer Körper
Flügel
Rotorblatt
aeronautical engineering
Def.: engineering discipline dealing with aircraft design, manufacture and performance
Ex.: The aerofoil shape design is of fundamental significance in aeronautical engineering.
Luftfahrttechnik
Flugzeugbau
agent
Def.: substance that helps initiate or modify sth.
Ex.: A lubricating agent is also called lubricant or lube.
The English term always needs premodification, such as in “lubricating agent”.
Mittel
Agens
aircraft
Def.: powered vehicle or craft that becomes air-borne by the aerodynamic effect of air flowing over its wings; airplane
Ex.: The rotor of a WTG can be controlled in a way similar to an aircraft propeller.
Flugzeug
align
Def.: to arrange in a (straight) line/ plane/ level
Ex.: Shafts have to be aligned before being coupled.
ausrichten
alignment
Def.: act or process of aligning
Ex.: Shaft alignment is an important engineering task to fulfill before a fast-rotating machine connected to a drive is put into operation.
Ausrichtung
Allen screw
Def.: screw (head) with a hexagonal socket for tightening or loosening
Ex.: Use the appropriate wrench size on an Allen screw !
Innensechskantschraube
allowance
Def.: difference between actual dimension or size and that required
Ex.: There should be an allowance of .02 mm when machining such a shaft on the lathe.
Toleranz (Meßtech.)
Bearbeitungszugabe
Spiel
alloy (SUB)
Def.: blend or mixture of different materials (metals)
Ex.: An alloy sometimes has better properties than a pure metal
Legierung
alloy (VRB)
Def.: to mix a metal or metals with one or more (low-grade) metals
Ex.: Bronze can be produced by alloying copper and tin.
legieren
alternate
Def.: to change (sense of direction, cycle)
Ex.: A flow of electricity that alternates its direction is called alternating current.
ändern
sich ändern
wechseln
alternating current
Def.: flow of electricity going through continuous cycles of lows and peaks while reversing its direction
Ex.: Alternating current is used to operate most electrical appliances.
Wechselstrom
altitude
Def.: height (in space or in a triangle)
Ex.: The WTG site is 2 km from the village, 4 km from the sea, at an altitude of 240 m.
Höhe
ambient
Def.: surrounding, concerning environment
Ex.: Ambient temperature is defined at being 20°C.
Umgebungs-
Raum-
ambient noise
Def.: noise from natural or local sources of the surroundings; background noise
Ex.: Noise level measurements taken around the WTG show an increase near the turbine of about 20 dBA over the ambient noise reading of 40 dBA at a wind speed of 3 to 4 m/s.
Umgebungsgeräusch
Geräuschkulisse
amplification
Def.: process of reinforcing or intensifying sound or electric signals
Ex.: A weak signal is made visible or audible by amplification.
Verstärkung
amplifier
Def.: electric or electronic device for reinforcing or intensifying sound or electric signals
Ex.: An amplifier is normally interconnected between a sound recorder and a loudspeaker.
Verstärker
amplify
Def.: to reinforce or intensify sound waves or electric/electronic signals
Ex.: A satellite receives the signal, amplifies it and transmits it to earth.
verstärken
anchor
Def.: device of high strength for fastening or tying sth. to the ground or bottom
Ex.: The turbine tower foundation in rocky ground is a footing ring laid in an excavated trench and tied to the rock by a series of anchors.
Anker
Verankerung
ancillaries (pl)
Def.: auxiliary or standby (pieces of) equipment
Ex.: The ancillaries of the nacelle include anemometer and windvane.
Zubehör
Zubehörteile (pl)
Zusatzeinrichtungen (pl)
anemometer
Def.: instrument for measuring the speed of wind or any other moving gas
Ex.: The anemometer is connected to the rotor speed control that cuts the connection to the generator shaft at too high a wind speed.
Anemometer
Windmeßgerät
Windgeschwindigkeitsmesser
angle
Def.: space between two lines or surfaces that meet
Ex.: An acute angle has less than 90 degrees while an obtuse angle has more than 90 degrees.
Winkel
angle of attack
Def.: angle at which the wind hits the turbine blade
Ex.: At faster wind speeds the angle of attack changes and you can counteract the change by changing the speed of the rotor.
angle of incidence
Anstellwinkel (siehe auch pitchangle)
Angriffswinkel
Anströmwinkel
angle of incidence
Def.: angle at which the wind hits the turbine blade
Ex.: At faster wind speeds the angle of attack changes and you can counteract the change by changing the speed of the rotor.
Anstellwinkel (siehe auch pitchangle)
Angriffswinkel
Anströmwinkel
angular
Def.: property or quality of forming a certain angle
Ex.: The swept area of the rotor is adjusted to wind speeds by an angular setting of the blades.
winklig
angular setting
Def.: fixing or adapting a certain angle (of blade); (blade) angle so fixed or adapted
Ex.: A change of the angular setting of the blades would be made to maximise energy output at individual sites
Winkeleinstellung
Winkelanstellung
Schrägstellung
annular
Def.: (in form of) a ring
Ex.: The WTG tower foundation is an annular footing approximately 0.5 m thick and 1 m wide.
ringförmig
annulus
Def.: circular gap, clearance or nozzle
Ex.: An annulus is a ring space between an outer and an inner surface.
Ringspalt
Ringkanal
Ringdüse
appearance
Def.: outwards looks or shape (of a WTG), visible design
Ex.: The design feasibility study includes environmental effects, particularly appearance of alternative designs at typical sites.
Aussehen
äußeres Erscheinungsbild
applicable
Def.: capable of being used, useful; proper, fit, right
Ex.: This rule is not applicable to this equation. Please delete unless applicable !
anwendbar
zutreffend
application
Def.: use, usage; (form of) request for sth.
Ex.: This product has several applications. Send in your application for the job or for a licence.
Anwendung
Einsatz(gebiet,-zweck)
Antrag
Bewerbung
apply
Def.: to use, to employ; to make an application for
Ex.: This technique cannot be applied to solve the problem. This rule does not apply in this case. You have to apply for a driving licence before using the car. With your experience and qualifications you should apply for the post of chief engineer.
anwenden
gelten
apply (for)
beantragen
sich bewerben (um)
apron
Def.: specially shaped metal plate for protection or reinforcement
Ex.: The tower front or “rotor shadow” can be protected from damage by blade shedding using an apron cover.
Platte
Schurz
Schürze
Frontschild
arbor
Def.: (short) spindle or shaft
Ex.: The metal slab has to be worked on the arbor press.
Spindel
Achse
Welle
arc
Def.: part of the circumference of a circle or other curved line
Ex.: Brilliant light produced by electric current flowing across a space between two carbon rods is called arc-light. Arc welding is a well-known metal joining technique.
Bogen (wie in “Lichtbogen”)
armature
Def.: part of a dynamo that rotates in a magnetic field and in which the current is developed; coils in an electric motor
Ex.: The motor has to be replaced if the armature fails.
Anker (Elektro)
arrest
Def.: stopping device for (a process or movement)
Ex.: Fit the pin into the hole to secure the arrest of the slide.
Arretierung
Feststellung
art
Def.: fine skill or aptitude in a technique
Ex.: This is manufactured according to the state of the art.
Kunst
Technik
articulated
Def.: sth. that is connected by joints
Ex.: The 60 m diameter two bladed turbine design is of the fixed pitch non-articulated type.
mit Gelenk(en) versehen
angelenkt
assemble
Def.: to put together, to join, to construct from parts
Ex.: The rotor blades and the hub are assembled on-site and hoisted to the nacelle.
zusammenbauen
zusammensetzen
montieren
assembly
Def.: action of putting together several parts to produce a system or a unit on an assembly line, as part of a mass production technique; system or unit so assembled
Ex.: The rotor blades have to be carefully designed and produced prior to on-site assembly.
Zusammenbau
Montage
Fließfertigung
Baugruppe
System
automate
Def.: to use electronic or computerised techniques to minimize the use of manpower
Ex.: Many processes in machine tool manufacturing are automated.
automatisieren
automatic
Def.: controlled and run by electronic or computerised devices
Ex.: A modern factory is equipped with automatic machinery.
automatisch
automation
Def.: process of automating
Ex.: Automation is a keyword in the manufacturing industry.
Automation
Automatisierung
auxiliaries (pl)
Def.: auxiliary or standby (pieces of) equipment
Ex.: The ancillaries of the nacelle include anemometer and windvane.
Zubehör
Zubehörteile (pl)
Zusatzeinrichtungen (pl)
availability
Def.: a plant’s or WTG’s capability of doing work or being operative
Ex.: Although most WTGs have a high availability their power output is rather low unless located at windy sites with adequate wind speeds
Verfügbarkeit
aviation
Def.: art and science of flying in aircraft
Ex.: Rotor blade design is based on experience gained from aviation.
Luftfahrt
axial
Def.: relating to an axis
Ex.: Axial force or pressure is also called thrust.
axial
axis
Def.: imaginary line round which a turning object spins or that divides a regular figure into two symmetrical parts
Ex.: Conventional high-speed horizontal-axis turbines are preferred to any of the various types of vertical-axis turbines.
Achse (Mathem. / Geometr.)
axle
Def.: rod upon or with which a wheel turns
Ex.: The axle passes through the centres or hubs of a rotor.
Achse (Maschbau / Kfz)

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
backlash
Def.: allowance in meshing of gear
Ex.: Make sure the backlash is not too great to produce unwanted wear of the gear.
Zahnflankenspiel
Spiel
baffle
Def.: device for guiding, or changing the direction of, a stream or flow of sth.
Ex.: The wind speed is slowed down using baffles arranged in the flow path.
Leitblech
Ablenkvorrichtung
Prallvorrichtung
balance
Def.: apparatus for weighing, with a central pivot and two scales or pans; regulating mechanism or apparatus designed to make two opposed forces equal
Ex.: The centre of gravity of the nacelle structure and the turbine generator assembly is forward of the tower support to achieve a static balance.
Waage
Gleichgewicht
Ausgleich (wie in “Ausgleichswelle”)
balance weight
Def.: weight attached to rotating piece of equipment to make two opposed forces equal
Ex.: A balance weight, or counterweight, is included to achieve a static balance.
Gegengewicht
bar
Def.: piece of metal having a specified shape
Ex.: A bar might function as an axle or machined into a shaft or spindle.
Stange
Block
base
Def.: lowest part of sth., especially part on which sth. rests or is supported
Ex.: The turbine’s steel lattice tower is mounted on a reinforced concrete base.
Grundlage
Bodenplatte
Fundament
base-line design
Def.: basic design or plan showing fundamental features of an object or structure
Ex.: The base-line design of the power station centres around a two bladed fixed pitch all steel turbine.
Grundkonstruktion
grundlegender Entwurf
batch
Def.: specified number of things processed or treated separately
Ex.: Batch production is the opposite of mass or series production.
Stapel
Batch
Einzel- (wie in “Einzelfertigung”)
Kleinserie (wie in “Kleinserienfertigung”)
beam
Def.: long horizontal piece of squared construction; material used to carry the weight of a structure; radiation bundle travelling a particular direction
Ex.: To withstand heavy loads this structure has to be made from strong steel beams. A laser beam is used to measure the distance between the separate wind turbine generators.
Träger (Bau)
Strahl (gebündelte Lichtenergie)
bearing
Def.: device that supports moving parts and reduces friction
Ex.: There are various types of bearings such as plain bearings, antifriction bearings, the latter using balls, rollers or needles as supporting elements.
Lager (wie in “Kugellager, Rollenlager”)
Beaufort scale
Def.: scale ranging from 1 to 12 for measuring windforce (strength)
Ex.: When wind speeds exceed Force 6 on the Beaufort scale, the turbine should be shut down to avoid damage.
Beaufort-Skala
bench engineering
Def.: work-table or platform on which material is worked, measured or calibrated
Ex.: The individual blades are made from a steel tube and special plastics coats on long work benches.
Werkbank
Werktisch
Prüfbank
Prüfstand
Meßstand
bending moment
Def.: algebraic sum of the moments of all the vertical forces to one side of any point in a loaded beam or blade
Ex.: The outer sections of the blade are also coned in the downwind direction to relieve bending moments.
Biegemoment
Biegekraft
bevel ADJ
Def.: inclined, oblique, sloping
Ex.: The gears have to be bevel to transmit the power at right angles.
schräg
kegelförmig
bevel SUB
Def.: sloping edge, surface with a slope
Ex.: Bevel gears are used to transmit drive power at right angle.
Schrägung
bit
Def.: cutting tip of a drill; abbreviation for binary digit, the smallest conceivable unit of information
Ex.: The bit of that drill has to be sharpened or changed. The capacity of an information storage or handling device is measured in bits.
Bohrer
Bohrerschneide
Bit (EDV)
blade
Def.: flat or curved wide part of a propeller
Ex.: In wind turbine technology, special attention has to be given to the design of the rotor blades.
Blatt (eines Rotors)
Flügel
blade chord
Def.: straight line joining two points on a curved blade; depth of blade measured from edge to centre
Ex.: Design factors influencing blade characteristics include radius, angle, aerofoil section and blade chord
Blattsehne
Blattiefe
blade cuff
Def.: device for connecting the turbine blade base to the hub
Ex.: Remember to bring the new blade cuffs and fixing pins so we can assemble the turbines !
Blattmanschette
Rotormanschette
blade deflection
Def.: temporary elastic deformation of blade caused by (wind) loads
Ex.: Large blade deflections are avoided with flexurally stiff steel turbines.
Blattdurchbiegung
Blattverformung
Blattablenkung
blade geometry
Def.: cross-sectional and lengthwise shape of rotor blade
Ex.: The decision on best blade geometry is based on multiple calculations of annual output from typical wind velocity-duration curves.
Rotorblattgeometrie
Flügelprofil
Blattform und -wölbung
blade pitch control
Def.: device or process of setting blade position relative to wind direction
Ex.: In modern WTGs, blade pitch control is effected hydraulically.
Regelung durch Blattverstellung
Blattverstellung
blade shedding
Def.: turbine blade(s) coming off the hub and falling to the ground
Ex.: To the layman, blade shedding is probably one of the most emotive of possible objections to WTG operation, although there is little experience.
Blattabwurf
Abschleudern des/der Rotorflügel/s
blade tip
Def.: far end of the blade; outermost edge of rotor blade
Ex.: The speed of the blade tip relative to the passing air on the base-line design is about 110 m/s.
Flügelspitze
Rotorblattspitze
Blattspitze
blading
Def.: array of blades; blade material
Ex.: The effect of fixed or variable pitch blading has to be examined for its influence on weight and constructional complexity
Rotorblätter (pl)
Beflügelung
Blattmaterial
blend
Def.: mix(ture) of substances of the same kind
Ex.: Alloys are perfect blends of two or more metals.
Mischung
Gemisch
Verschnitt
blueprint
Def.: print as plan for construction in design stage
Ex.: We’ll have to change the blueprint to allow for this modified construction.
Blaupause
(Bau-)Plan
board (meaning 1)
Def.: long, flat and thin piece of building or packing material, mostly of wood, with squared edges
Ex.: Boards can be used to construct wall, floors, etc.
Brett
Planke
Platte
Karton
board (meaning 2)
Def.: council, committee, controlling body of persons
Ex.: The board of managers has decided in favour of a merger.
Gremium
Kommission
Rat (wie in “Aufsichtsrat”)
body
Def.: group of persons with common function or interest
Ex.: A legislative body is a group of people who make laws.
Körperschaft
Gremium
boiler
Def.: high-pressure vessel or tank used to raise steam or heat water
Ex.: The boiler connections need regular checks to make sure that no leaks develop.
Kesse
Dampferzeuger
Boiler
bolt SUB
Def.: metal pin with a head at one end and a thread (as on a screw) at the other, used with a nut
Ex.: Metal pieces are often joined by hexagon bolts.
Bolzen
Schraube
bolt VRB
Def.: to fasten (join) by means of a bolt
Ex.: When bolted, the pieces can always be disassembled.
verschrauben
bond
Def.: sth. that joins or unites; joint thus produced
Ex.: A bond may be produced by welding, rivetting, adhesives or other techniques.
Verbindung (Mechanik)
Verklebung
bore SUB
Def.: round hole in or through a material made with a revolving tool (normally a lathe); inner diameter of a cylinder
Ex.: The bore has to be widened to accommodate the screw shank.
Bohrung
Bohrloch (nachbearbeitet auf Drehmaschine)
Durchmesser
bore VRB
Def.: to make a round hole or finish a drilled hole or shape it to its final size
Ex.: This hole should be bored to make the pin fit.
bohren
aufbohren
fertigbohren
auf Endmaß bohren
brace
Def.: to support; to give strength or firmness to sth.
Ex.: The blades are braced to each other and to a forward support by metal tie-bars.
abstützen
verbinden
verstreben
verspannen
brake
Def.: device for reducing speed or stopping motion
Ex.: The rotational speed of the blades can be reduced by means of brake flaps.
Bremse
brake caliper
Def.: device sitting on mechanical brake (disc brake) to control braking torque and speed
Ex.: Brake disc and brake caliper make up the braking assembly of a WTG.
Bremssattel
brake disk
Def.: round flat metal shape used on a brake as the braking element
Ex.: At high torques, the brake disk is subject to heavy strain.
Bremsscheibe
braze
Def.: to solder with an alloy of brass and zinc
Ex.: Brazing is used to join tubes more solidly.
hartlöten
bulge SUB
Def.: irregular swelling, temporary increase in volume; place where a swelling or curve shows
Ex.: Any bulge in a structure may be a sign of overstressing.
Beule
Ausbuchtung
Ausbauchung
bulge VRB
Def.: to show or develop a swelling of material
Ex.: Irregular stresses in or on a material may lead to bulging.
ausbeulen
ausbuchten
ausbauchen
stauchen
bulky
Def.: sth. taking up much space, clumsy to move or carry
Ex.: Bulky goods are difficult to store.
sperrig
burr
Def.: untrimmed edge or rim of a bored or machined object
Ex.: Before the parts can be bonded, the burrs have to be removed.
Grat
bush / bushing
Def.: cylindrical or semicylindrical device to support moving or revolving machine parts such as shafts
Ex.: When the bushing is worn out, install a new one.
Buchse
Muffe

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
cage
Def.: ring-shaped open housing which holds anti-friction elements (balls) in a bearing
Ex.: When damaged, the cage cannot retain or hold the balls.
Käfig (wie in “Kugellagerkäfig”)
callipers pl
Def.: instrument for measuring the diameter of round objects or the calibre of tubes
Ex.: Use (a pair of) callipers to measure this tube’s bore!
Meßlehre
Rohrlehre
calm
Def.: period of very low or zero wind speed
Ex.: Generally, WTGs can help save fuel and serve as additional power suppliers but they cannot replace conventional power stations at periods of prolonged lull or low wind speeds.
Flaute
Kalme
Windstille
cam
Def.: projection on wheel or shaft, designed to change circular motion into up-and-down or back-and-forth (reciprocating) motion, as in camshaft
Ex.: The tappets of the valves are actuated by the cams.
Nocke
camshaft
Def.: shaft having cams fixed on it
Ex.: The tappets of the valves are actuated by the camshaft.
Nockenwelle (Maschbau)
cantilever
Def.: beam or structural member supported at one end only; property of being so supported
Ex.: Cantilevers enable wind turbine builders to span considerable distances.
Ausleger
Auslegerarm
freitragend
cap engineering
Def.: cup-like cover either to be screwed on or plugged in
Ex.: Both ends of the tube are sealed with caps to make it air-tight.
Kappe (Technik)
Verschlußschraube
Verschlußstopfen
capacity
Def.: ability of plant, machinery or equipment to hold, to produce or convert materials or energy
Ex.: The annual electricity generating capacity of this wind turbine is about 1m Kw hours.
Leistung
Leistungsvermögen
Fassungsvermögen
Aufnahmevermögen
carbon
Def.: element; symbol “C”, occurring in various forms such as soot, graphite and diamonds
Ex.: If steel has too low a carbon content, it becomes brittle.
Kohlenstoff
Kohle
Kohlepapier (allg.)
case, casing
Def.: box, container, housing
Ex.: The mechanism is enclosed in a case or casing.
Behälter
Gehäuse
casing
Def.: box, container, housing
Ex.: The mechanism is enclosed in a case or casing.
Behälter
Gehäuse
cast
Def.: to pour molten metal into a mould; metal already poured
Ex.: It is possible to cast molten metals and concrete. Cast iron is very brittle.
gießen
gegossen
casting
Def.: metal section (shape) which has been cast
Ex.: Castings may have a rough surface right after production.
Guß
Gußstück
Gußteil
chain
Def.: series of interlocking metal links forming a flexible (power transmission or towing) cable
Ex.: Power transmission chains have links that mesh with the driving or driven sprockets.
Kette
channel
Def.: way by which matter or energy may be conveyed or transmitted
Ex.: A channel may refer to a natural or artificial passage along which a liquid may flow, but it may also designate a band of frequencies.
Kanal (Bau Elektro)
characteristics pl
Def.: typical factors, values and features characterising an object
Ex.: Blade characteristics include radius, chord, angle and aerofoil section.
Kenngrößen (pl)
Kennlinien (pl)
charge SUB
Def.: defined amount of material or fuel; amount of electricity
Ex.: The charge of the accumulator is insufficient to produce a spark.
Charge
Ladung (auch elektrisch)
charge VRB
Def.: to provide (an accumulator/battery) with electricity
Ex.: The nearly empty battery is to be (re-)charged.
laden (elektrisch)
chart
Def.: schematic or diagrammatical representation or table of information
Ex.: This chart describes the model of a computer with all its software programs and hardware equipment.
graphische Darstellung
Grafik
Diagramm
Schaubild
Tabelle
check SUB
Def.: device or process for monitoring or controlling proper condition or operation of process or machinery
Ex.: Give it a check before it leaves the factory !
Prüfung
Kontrolle
Überprüfung
check VRB
Def.: to examine to learn whether sth. works properly or is correct
Ex.: Check it before it leaves the factory !
überprüfen
kontrollieren
chemical engineering
Def.: engineering branch dealing with chemical processes, such as reactions among elements, and the equipment and apparatus used for them
Ex.: Chemical engineering is nowadays deeply involved in producing petro- chemicals as starting products for many man-made products.
Chemieingenieurwesen
chemische Verfahrenstechnik
Chemotechnik
chill
Def.: to cool (down) sharply and suddenly
Ex.: The steel is chilled to harden it
abschrecken (bei der Metallverarbeitung)
chip SUB
Def.: small piece of material removed during a machining operation; small electronic component used in integratedcircuits
Ex.: Wooden chips can be reused by compressing them into chip- boards. The Japanese electronics company has developed a new chip that allows further miniaturization of motherboards.
Chip (Kurzform für Microchip)
chip VRB
Def.: to remove pieces of material with a cutting tool
Ex.: The lathe chips away the metal to shape a part into its final form.
zerspanen
chisel SUB
Def.: steel tool with a bevelled cutting edge for shaping various materials
Ex.: Wood working is mostly done using a chisel, but metals can also be cut by means of a cold chisel.
Meißel
chisel VRB
Def.: to shape with a chisel by removing chips
Ex.: Burrs on cut metal surfaces have to chiselled away.
meißeln
chuck
Def.: part of the lathe that grips the work to be machined, or which grips the bit on a drill
Ex.: Tighten the chuck before you start the machine.
Spannfutter
Aufspannvorrichtung
circle
Def.: space enclosed by a curved line, with every point being the same distance from the centre; the line enclosing this space
Ex.: When in motion the rotor describes a perfect circle around the hub.
Kreis
Kreislinie
circlip
Def.: ring or washer for fastening or securing sth.
Ex.: A wheel is secured to the axle using a circlip.
Sicherungsring
Seegerring
circuit
Def.: closed path for an electric current; apparatus with a sequence of conductors, transistors, etc. for carrying an electric current
Ex.: Intercom systems and company TV work on a closed circuit system; power failure may be caused by a short circuit.
Kreis (wie in “Stromkreis”)
Schaltkreis
circuit breaker
Def.: automatic device for protecting electrical equipment from damage in case of excess current
Ex.: The turbine is started by releasing the friction brake and closing the circuit breaker.
Schutzschalter
Sicherungsautomat
Leistungsschalter
Trennschalter
circular
Def.: having the shape or form of a circle
Ex.: The wind turbine foundation is an octagonal reinforced concrete slab with a circular plinth in the centre.
kreisförmig
Kreis-
circumference
Def.: line that marks out a circle or other curved figure; distance round sth.
Ex.: The circumference of the concrete tower at its base is about 30 metres.
Umfang
circumferential speed
Def.: speed of rotor measured at the bladetips
Ex.: A drawback of blades that are rigidly connected to the rotor is that at high circumferential speeds the wind impinges on them at such an angle as to reduce the power output of a WTG.
Umfangsgeschwindigkeit
civil engineering
Def.: engineering branch dealing with design and construction of structures
Ex.: Civil engineering designs and constructs stationary structures such as buildings, towers, roads, and bridges.
Bauingenieurwesen
Bauwesen
Hoch- und Tiefbau
clamp
Def.: appliance for holding things together tightly, band of iron, etc. for strengthening or tightening to hold things together tightly
Ex.: Use a clamp before welding or bonding materials.
Klammer
clearance
Def.: free space, space between moving parts
Ex.: There should be enough clearance between max. deflected blade and concrete tower to avoid damage to blades.
Toleranz
Spiel (wie in “Lagerspiel”)
clutch
Def.: device in a machine or engine for connecting (engaging) and disconnecting (disengaging) moving parts during operation; especially gears
Ex.: At high wind speeds, the shafts connecting the gearbox and the generator can be disengaged using a clutch.
Kupplung (ausrückbar)
coat SUB, coating
Def.: layer of paint or other substance put on a surface at one time
Ex.: The top coat of the blade should be water-repellent.
Schicht
Beschichtung
Belag
Überzug
coat VRB
Def.: to cover a surface with a coat or layer
Ex.: A metal surface should be coated with a layer of paint to protect it from oxidation.
beschichten
überziehen
mit einer Schicht/ einem Überzug versehen
coil
Def.: length of wire wound in a spiral to conduct electric current
Ex.: The coil in an electric motor is usually wound from copper wire.
Spule (Elektro)
column
Def.: tall, upright pillar supporting a building or structure
Ex.: The nacelle is supported on a column-like concrete tower.
Säule
Ständer
combustion
Def.: process of burning sth. to provide thermal energy
Ex.: Wind energy is free of pollution drawbacks inherent to energy sources based on combustion.
Verbrennung (zur Energiegewinnung)
commercial viability
Def.: ability (of a WTG or wind farm) to be economic in commercial terms
Ex.: Renewable Energy Systems Ltd offers a wide range of services including technical feasibility and commercial viability advice and analysis.
Wirtschaftlichkeit
commission
Def.: to start the very first operation of (a plant); to start up a plant after trial runs
Ex.: The wind power station was commissioned in 1990.
in Betrieb nehmen oder stellen
Abnahme durchführen
communications pl
Def.: means and systems of exchanging information (over a distance)
Ex.: TV and radio are mass communications media.
Kommunikation
Verbindung
Fernmelde-
compact
Def.: to pack closely; to make dense; to compress or press together so as force air (bubbles) out of a solid mass
Ex.: After being poured, the concrete has to be compacted to prevent any voids or air pockets inside it.
verdichten (lose Schüttung)
kompaktieren
compensation
Def.: allowance for deviation in expected or measured size or volume due to ambient influences
Ex.: Don’t forget to enter the expansion co-efficient of the measured object in the compensation unit !
Kompensation (Meßtech.)
Ausgleich (Meßtech.)
Abgleich (Meßtech.)
component
Def.: part or element helping to form a complete (mechanical or other) device or system
Ex.: This machinery is made of a large number of components.
Bauteil
Komponente
compound SUB
Def.: substance or material made up of two or more combined parts
Ex.: Modern blade construction makes use of high-strength compound materials.
Verbindung (Chemie)
Verbund (wie in “Verbundwerkstoff”)
compound VRB
Def.: to mix or bond together to make sth. new or different
Ex.: One can compound two different materials to make a sandwich material for building purposes.
verbinden
zusammenfügen
einen Verbund herstellen (aus Materialien)
compress
Def.: to reduce the volume of sth., press together
Ex.: Compressed air is used to operate machinery.
verdichten
komprimieren
concrete
Def.: building material made by mixing cement and aggregate (sand or gravel) with water
Ex.: The alternative to a lattice tower scheme is a reinforced concrete tower to support the nacelle.
Beton
conduct
Def.: to lead or guide material or energy
Ex.: Water is conducted through a pipe whereas electricity is conducted by copper wire.
führen
leiten (allg. Elektro)
conduction
Def.: process of leading or conducting
Ex.: Heat conduction is one of the ways of heat transfer.
Leitung (wie in “Wärmeleitung”)
conductive
Def.: being able to lead or guide energy
Ex.: Some materials may become conductive at temperatures higher or lower than ambient temperature.
leitfähig
leitend (Wärme, Strom)
conductor
Def.: material or device for conducting heat or electric current
Ex.: Semi-conductors are in the heart of IC devices.
Leiter (wie in “Halbleiter”)
connect
Def.: to join, to link, to couple together
Ex.: When generating electricity at higher wind speeds, the wind turbine is connected to the grid.
verbinden
anschließen
ankuppeln
connection
Def.: point where two things are connected; device (line or shaft) connecting components
Ex.: Connection between a source of energy and a prime mover may be made by means of wires, chains or shafts.
Verbindung
Anschluß
Schaltung (wie in “Reihenschaltung”)
connector
Def.: piece of equipment used to connect
Ex.: A connector helps link two pieces of equipment.
Verbindungsstück
Verbindungselement
conservation mass/energy
Def.: (the law of) conservation of energy states that in any system energy cannot be created or destroyed; (the law of) conservation of mass or matter states that in any system matter cannot be created or destroyed.
Ex.: The general principle of the conservation of mass and energy states that in any system the sum of the mass and energy remains constant.
Erhaltung (Masse / Energie)
construct
Def.: to build, to put a design into practice
Ex.: The machine cannot be constructed properly unless designed properly.
bauen
(Bau) ausführen
konstruieren
construction
Def.: building or structure; process of building or putting or fitting things together
Ex.: The construction of the wind turbine tower will be reliably strong if the proper construction materials are used.
Bau
Bauausführung
Konstruktion
consultant engineer
Def.: engineering expert able to give advice in planning and designing equipment and plant
Ex.: Before planning a new piece of equipment call in a consultant engineer to give you his advice.
technischer Berater
Planungsingenieur
technischer Gutachter
contaminant
Def.: contaminatingsubstance or toxic material
Ex.: Contaminants cause one of the most serious problems for the environment.
Schmutz(stoff)
Schadstoff
Gift(stoff)
contaminate
Def.: to make dirty or impure, to pollute
Ex.: One of the strongest arguments in favour of harnessing wind energy instead of fossil fuels to produce electricity is that it does not contaminate the environment.
verschmutzen
verseuchen
kontaminieren
belasten (Umwelt)
contamination
Def.: act or process of contaminating
Ex.: Contamination of water supplies will endanger the lives of men and animals.
Verschmutzung
Verseuchung
Belastung (Umwelt)
Kontaminierung
continuous
Def.: uninterrupted, without break or stop
Ex.: Most industrial processes are continuous processes, such as in mass production.
kontinuierlich
fortlaufend
Fließ- (wie in “Fließfertigung”)
continuous operation
Def.: uninterrupted operation as opposed to discontinuous operation
Ex.: Continuous operation of any production plant requires four-shift manpower.
kontinuierlicher Betrieb
Fließbetrieb
contract SUB
Def.: binding agreement (between individuals, groups or states); agreement or order for supplying goods or services
Ex.: The company managed to get a 50 billion dollar contract for the supply of a wind farm comprising 15 wind turbines.
Vertrag
Auftrag
contract VRB
Def.: to become smaller; to shrink
Ex.: This metal alloy will contract as soon as the temperature drops.
sich zusammenziehen
control SUB
Def.: process or device for regulating or governing sth.
Ex.: A process or machine can be run by a closed-loop control or by an open-loop control system.
Regelung
Steuerung
Regulierung
Regeleinrichtung
control VRB
Def.: to regulate, govern
Ex.: Most of today’s machinery is controlled by automatic control equipment.
regeln
steuern
regulieren
conversion
Def.: act or process of converting
Ex.: For turning US or British measurements to Central European ones you use a conversion table.
Umwandlung
Umsetzung
Umbau
Umrechnung
convert
Def.: to transform, to turn into sth. else
Ex.: In a wind turbine kinetic energy is converted into electricity.
umwandeln
umsetzen
umbauen
umrechnen
convey
Def.: to transport, to carry
Ex.: Building and construction materials will have to be conveyed to the site by means of lorries.
fördern
befördern
transportieren
conveyance
Def.: process of conveying
Ex.: Conveyance of bulk goods is often done by vessels (ship).
Förderung (Material)
Beförderung (Personen)
conveyer AE
Def.: device or equipment for conveying
Ex.: A well-known piece of conveying equipment is a belt conveyor.
Fördergerät
conveyor BE
Def.: device or equipment for conveying
Ex.: A well-known piece of conveying equipment is a belt conveyor.
Fördergerät
coolant
Def.: medium or agent used for cooling sth.
Ex.: Heat generated by this operation is dissipated using a coolant.
Kühlmittel
core
Def.: innermost (central or most important) part of sth.
Ex.: The core of a cable is made of steel.
Kern
Seele (Kabel, Tau)
Core (Reaktorkern)
corrode
Def.: to wear away, destroy slowly by chemical (re)action
Ex.: Humidity causes unalloyed metals to corrode.
rosten
korrodieren
corrosion
Def.: process of corroding
Ex.: Corrosion is one reason for equipment failure.
Rosten
Korrosion
corrosion protection
Def.: protection of object from attack or destruction by corrosive substance
Ex.: Corrosion protection is afforded by sprayed aluminium and elastomeric polyurethane coatings.
Korrosionsschutz
Rostschutz
corrosive
Def.: able to corrode; prone or susceptible to corrosion
Ex.: Corrosive substances include acids.
aggressiv
Korrosion verursachend
korrodierend
corrugated
Def.: having a waved or wave-like shape or structure
Ex.: Thin and low-strength material can be stiffened by making it corrugated material, such as corrugated iron sheet or corrugated cardboard.
Well-
gewellt
counterweight
Def.: mass or weight balancing opposite weight or load; counterbalance
Ex.: Since the turbine generator assembly is forward to the tower support, counterweight is included to achieve a static balance.
Gegengewicht
Ausgleichgewicht
couple
Def.: to fasten or join two things together
Ex.: An 8 pole induction generator is coupled to the gearbox output shaft.
ankuppeln
verbinden (über Kupplung)
coupling
Def.: link, etc. that joins two parts in a more or less rigid way
Ex.: Two shafts can be joined by a coupling such as a rigid, flexible or universal joint coupling.
Kupplung (nicht ausrückbar)
crack SUB
Def.: line of division where sth. is broken but not into separate parts
Ex.: Strains in materials have to kept low to avoid the risk of cracks in the material.
Riß
Bruch(stelle)
Anbruch (im Material)
crack VRB
Def.: to split, burst open, start to break
Ex.: The steel girder cracked under heavy strain.
brechen
reißen
crane
Def.: machine for moving and/or lifting loads
Ex.: One important part of a crane is its jig or arm.
Kran
crank
Def.: L-shaped arm and handle for transmitting rotary motion
Ex.: The throw on a crankshaft is called a crank.
Kurbel (wie in “Kurbelwelle”)
creep SUB
Def.: tendency of material to change in shape, size or structure
Ex.: Creep tests are standard in material testing.
Kriechen (von Material)
Kriechung
creep VRB
Def.: to change lengthwise in shape, size or structure
Ex.: Some materials have to be treated to prevent them creeping or make them creep-resistant.
kriechen
creep-resistant
Def.: property of material to withstand tendency to creep
Ex.: Some materials have to be treated to make them creep-resistant.
dauerstandfest
cross-section
Def.: cut through the vertical axis of an object
Ex.: Make sure the cross-section of the bore matches that of the plug in order to prevent leakage !
Querschnitt
Schnitt (Technik)
current
Def.: stream of water, air, or gas flow of electrons through a conductor
Ex.: If the flow rate of a fluid is high, it is said to have a strong current. There are various types of electric currents, such as alternating c.(AC), direct c.(DC) or three-phase current.
Strömung
Strom (Elektro)
custom built unit
Def.: unit or system individually built or constructed to customer’s specification
Ex.: A costum built unit outside the standard range of base-line design wind turbine will cost twice the standard equivalent.
einzelgefertigte Einheit
maßgefertigte Einheit
cut-in speed
Def.: lowest wind speed at which a rotating turbine is connected to a generator to produce useful power
Ex.: The signal start of the turbine is given when average wind speed over a limited period has exceeded cut-in speed.
Einschaltdrehzahl
Einschaltgeschwindigkeit
cut-out speed
Def.: speed of WTG rotor which exceeds design speed and at which rotor shaft is disconnected from generator shaft to avoid damage
Ex.: Important engineering characteristics of a WTG include hub height, rotor diameter, rotor speed, cut-in speed, cut-out speed, design wind speed, power output and type of generator.
Abschaltgeschwindigkeit
cutaway
Def.: (cross-)sectional view or model of an object
Ex.: Here in this cutaway you can see the various layers of the rotor blade.
Schnittansicht
Schnittmodell
cutoff
Def.: stop(page), interruption, isolation
Ex.: In case of emergency, the plant is equipped with a cutoff device.
Absperrung
Abschaltung
cutout
Def.: design or shape cut from whole or left free (open) in whole; device that interrupts or disconnects a circuit or process
Ex.: One can see from this cutout that the quality of the product is outstanding. In case of emergency, turn the cutout lever.
Ausschnitt
Aussparung
Ausschalter
cycles per second
Def.: measure for frequency or number of vibrations in one second
Ex.: Tune this instrument by lowering the pitch to 50 c.p.s.
Hertz (Meßtech.)
cyclic load
Def.: periodically increasing and decreasing stress (on a structure)
Ex.: In view of the vibratory and cyclic wind loads all steel lattice towers are made with high strength friction grip bolts.
zyklische Belastung
Wechselbelastung

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
damage SUB sg
Def.: harm, injury that causes loss (of value)
Ex.: High winds may cause heavy damage to the wind turbine blades.
Schaden
Schäden (pl)
Beschädigung
damage VRB
Def.: to harm, to injure, to cause loss (of value)
Ex.: The machine was heavily damaged in transit.
schädigen
beschädigen
damages pl
Def.: money claimed for damage, loss or injury
Ex.: The worker claimed $ 100.000 damages for the loss of his arm while at work.
Schadensersatz
damping
Def.: checking or reducing fluctuation, vibration or other undesirable events
Ex.: Fluctuations of electrical power output are limited by the natural inertia and damping of the rotating system.
Dämpfung
decibel
Def.: one tenth of a bel: unit for comparing levels of power to express sound intensity with regard to its reference level, often that of the lowest audible note of the same frequency
Ex.: An acceptable noise level is 40 dB at 400 metres with a tonal penalty of 3 dB for any dominant frequency.
Dezibel
dB(A) (Abkürzung)
Declared Net Capacity
Def.: capacity of a power system as stated or rated by its manufacturer after deduction of operational losses
Ex.: A small windpower project is unlikely to be more than 1.5 MW (0.26 MW DNC).
festgelegte Nettoleistung
decommission
Def.: to put out of operation; to shut down (a plant)
Ex.: After about 20 years of operation the wind turbines are generally decommissioned for safety reasons.
außer Betrieb setzen
stillegen
deliver
Def.: to take goods or materials to a customer’s home or warehouse; to put out, to convey
Ex.: The goods are delivered to the customer’s warehouse.
liefern
fördern
delivery
Def.: act or process of delivering; process or operation of delivering
Ex.: The company cannot take delivery of the machines ordered.
Lieferung (Anliefern)
Förderung (durch Pumpe)
dense
Def.: quality of having a high weight in relation to volume
Ex.: Lead is denser than coal.
dicht (Physik)
density
Def.: having a high weight in relation to volume
Ex.: Lead has a high density.
Dichte
dent
Def.: hollow, depression, made in a hard surface by an impact or pressure
Ex.: The dents in the blade may alter its aerodynamic behaviour.
Beule (allg.)
Delle
Einbuchtung
deploy
Def.: to spread out, to put into operation, to extend
Ex.: The turbine is shut down at high winds by deploying the blade spoilers, disconnecting the generator and applying the friction brake.
entfalten
ausklappen
ausfahren
deposit SUB
Def.: layer of matter settled down
Ex.: The deposit of ice on the rotor blades does not affect their aerodynamic behaviour in operation.
Ablagerung
deposit VRB
Def.: to lay or put down, to settle down
Ex.: Ice deposited on the blade’s surface can easily detected by a sensor.
sich (ab)setzen
(sich) ablagern
design SUB
Def.: plan, drawing, arrangement, layout or concept of a system or construction/structure
Ex.: A machine of faulty design will not sell well. After having finished the design stage you can proceed to the production stage.
Konstruktion
Entwurf
Konzept
(Bau-)Plan
Auslegung
Design
design variable
Def.: changing value, figure, parameter, or conditions to be considered in designing
Ex.: A full technical optimisation of machine configuration implies an iterative procedure taking into account all the design variables.
Konstruktionsvariable
Konstruktionsgröße
Planungsgröße
design VRB
Def.: to plan and outline, draw or arrange sth. for construction
Ex.: Before being built, the machine has to be properly designed.
konstruieren
entwerfen
konzipieren
planen
auslegen
detach
Def.: to unfasten, take apart, separate
Ex.: The protective hood can be detached from the motor.
abnehmen
abbauen
abmontieren
detect
Def.: to discover, to find out, to show or indicate
Ex.: Icing can be detected by an appropriate sensor attached to the blades.
entdecken
auffinden
anzeigen
detection
Def.: act of finding out and/or indicating
Ex.: Fault detection is a major engineering task in trouble- shooting.
Anzeigen
Entdecken
Auffinden
detector
Def.: device or equipment for detecting; indicator
Ex.: Ice detectors should be installed on each blade.
Anzeige(vorrichtung)
deviation
Def.: difference; value or set of values differing from a given mean
Ex.: A slight deviation of 0.5 degrees from the calculated angle of incidence is acceptable.
Abweichung (Meßtech.)
Abmaß (Meßtech.)
device
Def.: sth. invented or designed for a special purpose
Ex.: A windvane is a useful device in controlling blade pitch.
Vorrichtung
Einrichtung
Gerät
dial
Def.: marked face or flat plate with a pointer for measuring weight, volume, pressure, consumption of fuel, etc.)
Ex.: Make sure the dial is metricated.
Einstellscheibe
Meßuhr
diameter
Def.: measurement across any geometrical figure or body; straight line through the centre of a circular, spherical or cylindrical form
Ex.: The inner diameter of the tube is less than the outer one.
Durchmesser
digit
Def.: any of the Arabic numerals 0 to 9
Ex.: 120 is a three-digit number.
Ziffer
digitise
Def.: to record data in, or convert data into, digits (binaries)
Ex.: The analogue wind speed variables are digitised and transmitted to the central control panel.
digitalisieren
dis-
Def.: prefix used to mean separating, taking or falling apart, or the opposite of sth. not having this prefix
Ex.: To disassemble means to take apart.
ent-
ver-
disable
Def.: to deactivate or make inoperative (of electronic systems)
Ex.: This program can be run, with various switches disabled.
deaktivieren
ausschalten
disc, disk
Def.: thin, flat, round plate
Ex.: Use a disk to position the machine properly.
Scheibe (Merkmal der runden Form!)
disc brake
Def.: brake operating by bringing a flat plate into contact with another rotating plate at the centre of the rotor hub
Ex.: A pneumatically operated friction disc brake is coupled on the outboard end of the generator.
Scheibenbremse
Rotorbremse
disc brake air system
Def.: system generating compressed air used to actuate a discbrake
Ex.: Enough space in the nacelle has to be provided to locate the disc brake air system near the disc brake.
Bremsendruckluftanlage
discontinuous operation
Def.: processing cycle in which the operating conditions vary at certain intervals
Ex.: Discontinuous operation of a plant is economical only if the plant is used for different production processes.
diskontinuierlicher Betrieb
Periodenbetrieb
dismantle
Def.: to take apart; to disassemble; to dismount or remove
Ex.: The motor block has to be dismantled almost entirely to reach the armature coil.
auseinandernehmen
demontieren
abbauen
displacement
Def.: vector of distance; specified distance in a specified direction measured in metre
Ex.: Adjusting the torque of the rotor shaft will also affect the calculations on strains and pallet displacement.
Versetzung
Verschiebung
dissipate
Def.: to cause to disperse, go or lead away, to remove
Ex.: Heat can be dissipated by cooling.
ableiten
abführen
dissipation
Def.: act of dissipating or being dissipated
Ex.: Heat dissipation is important for trouble-free operation of machines.
Ableitung (Wärme)
Abführung (Wärme)
dissolve
Def.: to (make a solid or gas) become a liquid or solution
Ex.: Salt can be readily dissolved in water; it dissolves in water readily.
(auf)lösen
sich (auf)lösen
distance
Def.: measure of space between two points
Ex.: In the USA distance is measured in miles.
Entfernung
Abstand
double engagement gear
Def.: gear having two similar toothed wheels to ensure safe coupling of shafts
Ex.: The high torque coupling between turbine shaft and gearbox is of standard double engagement gear type.
Doppeleingriffrad
Doppeleingriffgetriebe
dowel
Def.: headless pin or peg to hold things together
Ex.: A two-part hinge is assembled using a dowel.
Paßstift
downtime
Def.: period of time in which a machine or plant does not perform productive work
Ex.: The company ran into red figures since the downtime of its production facilities had been too high for quite a few months.
Ausfallzeit
Ausfalldauer
Stillstandzeit (Technik)
downward load
Def.: stress caused by weight or gravity
Ex.: Each leg of a steel lattice tower is fixed to a concrete block of sufficient weight and plan area to ensure safe distribution of downward load.
Abwärtsbelastung
nach unten gerichtete Belastung
downwind
Def.: not facing the wind or being in the prevailing wind direction
Ex.: Counterweight is incorporated at the downwind end of the nacelle to reduce tower head bending moment.
Leeseite
leeseitig
im Abwind
im Windschatten
downwind vortex
Def.: vortex caused at the downwind end of a wind turbine tower
Ex.: The possibility of danger to birds or bats from entrainment in the downwind vortex of a WTG is considered as a small risk.
Abwindwirbel
leeseitiger Luftwirbel
downwind wind turbine generator
Def.: WTG having its rotor installed downwind, or back to wind direction
Ex.: A downwind WTG doesn’t need an active yawing system to turn its rotor into the prevailing wind direction.
Lee-Läufer
draft AE
Def.: current of air in a room, chimney or other enclosed place
Ex.: Turn the electric fan on and make a draught!
Luftzug
Zug (Kamin)
draft SUB
Def.: outline of sth. to be done; sketch or design
Ex.: A specialist who makes drafts of machine designs is called a draftsman.
Entwurf
Skizze
Konzept
draft VRB
Def.: to outline, to sketch, to make a concept, to design
Ex.: A first step to making a contract is to draft it.
entwerfen
skizzieren
zeichnen
draftsman
Def.: specialist in making accurate drawing for engineering purposes
Ex.: A specialist who makes drafts of machine designs is called a draftsman.
Konstrukteur
technischer Zeichner
drag
Def.: aerodynamic resistance
Ex.: The rotor blades are shaped so as to offer minimum drag to wind flow.
Luftwiderstand
Widerstand
draught BE
Def.: current of air in a room, chimney or other enclosed place
Ex.: Turn the electric fan on and make a draught!
Luftzug
Zug (Kamin)
drawing
Def.: representation of an object by lines; sketch, plan
Ex.: The specifications have to include technical drawings.
Zeichnung
drawing board
Def.: flat board on which to fasten paper for drawing
Ex.: A draftsman uses a drawing board for his work.
Zeichenbrett
drift
Def.: movement of an object being carried along by currents of air or water
Ex.: The drift of the aircraft was caused by high winds.
Treiben
Abtrieb
drill SUB
Def.: instrument with a pointed end and cutting edges to make holes, machine employing such an instrument
Ex.: Use a drill to make a hole but a lathe to bore the hole to its final size.
Bohrer
Bohrwerkzeug
Bohrmaschine
drill VRB
Def.: to start piercing sth. by means of a drill
Ex.: You have to drill the work before boring it.
bohren
vorbohren
anbohren
drilling
Def.: act or process of drilling
Ex.: Drilling is normally done by means of a machine.
Bohrung
Vorbohrung
drillings pl
Def.: chips produced by drilling
Ex.: The drillings from metals is scrap that can be reused.
Bohrspäne (pl)
drive SUB
Def.: force or power or device for moving objects
Ex.: There are various kinds of drive like chain drive or belt drive.
Antrieb
Trieb-
Treib-
drive VRB
Def.: to force along or forwards , to power
Ex.: This machine is driven by an electric motor.
antreiben
treiben
driver
Def.: drive in the form of a prime mover
Ex.: A driver is the same as a drive or a prime mover.
Antriebsmaschine
driving contruction
Def.: sinking piles into the ground for excavation purposes
Ex.: Pile driving is required to secure deep excavations or trenches from falling in.
Rammen (Bau)
driving power
Def.: the energy an engine or motor develops for driving
Ex.: A high amount of driving power is required to move a heavy load.
Antriebsleistung
duct
Def.: tube or canal through which a liquid, a gas or powder is conveyed or flows
Ex.: Air ducts are used for ventilation.
Kanal
Rinne
Führung
Schacht (Maschbau)
ductile
Def.: ability of materials, mostly metals, which can be worked while cold or subjected to stress without breaking
Ex.: Copper is one of the most ductile metals.
elastisch
geschmeidig
dehnbar
zäh
duty
Def.: task or operation expected to be fulfilled by man or machine
Ex.: A wind turbine is a piece of heavy duty machinery operating round the clock, with only one operator on standby duty.
Dienst(pflicht)
Leistung

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
earth
Def.: to make contact with the ground to complete an electric circuit
Ex.: For safety reasons this machine has to be earthed after installation.
erden
edge
Def.: line marking the outer limit of a surface
Ex.: The wind turbine rotor blade has a leading and a trailing edge.
Kante
Rand
efficiency
Note: see also power coefficient
Leistung
Leistungsfähigkeit
>Wirkungsgrad
Def.: ability to perform well or the input/output ratio of a plant
Ex.: The efficiency of a wind turbine depends very much on the wind speeds.
electric
Def.: operated by, charged with, capable of producing electricity
Ex.: This electric motor is run by direct current.
elektrisch
Elektro-
electrical
Def.: related to electricity
Ex.: Electrical engineering is a major engineering discipline.
elektrisch
Elektro-
electrical engineering
Def.: engineering branch dealing with effects and processes resulting from the behaviour of electrons, as well as with the machinery and apparatus driven by electricity
Ex.: Electrical engineering and electronic engineering work closely together to develop, design and construct electronic devices.
Elektrotechnik
electricity supply
Def.: source of electricity; generally in the form of a (wall) socket
Ex.: Make sure the electricity supply is cut before opening the casing of the electric drill.
Stromanschluß
Stromversorgung
elevation
Def.: height above sea-level or plan (to scale) of one side of a building or construction
Ex.: The drawing should include an elevation of the front side of the building.
Erhebung
Aufriß
elevator
Def.: machine for lifting or lowering human beings or materials
Ex.: Do not use the elevator in case of fire.
Aufzug
emergency
Def.: serious or dangerous situation requiring prompt action
Ex.: In case of fire use the emergency exits.
Notfall
Ernstfall
emit
Def.: to give or send out (gas or radiation)
Ex.: A main advantage of a wind turbine is that it does not emit any pollutants.
ausstoßen
ausstrahlen
abstrahlen
enable
Def.: (of electronic systems) activation, making operative; (of mechanical equipment) release
Ex.: Cancellation of enable is possible at any time by activating the key “feed hold”.
Aktivierung
Einschalten
Freigabe
enclosure
Def.: housing or casing or shell to protect sth.; sth. attached to a letter
Ex.: The enclosure with gears in an engine is called gearbox. Enclosures with a letter may include drawings or samples.
Einschluß
Umhüllung
Anlage (Brief)
engine
Def.: prime mover or machine that converts energy into power or motion; system used to perform a duty
Ex.: The construction site is far away from any electricity supply, so a diesel engine has to be used to hoist the nacelle onto the tower.
Motor
(Antriebs-)Maschine
engineer
Def.: person who works in a branch of engineering, who designs engines, machines, etc; skilled and trained person in control of an engine
Ex.: The work of a design engineer requires knowledge from various physical disciplines.
Ingenieur
Techniker
Maschinist
engineering
Def.: application of scientific principles to practical ends
Ex.: Engineering involves practical applications of the findings of theoretical science to be put to work for the benefit of mankind.
Ingenieurwesen
Technik
Engineering
technische Konstruktion
enquiry
Def.: request from a potential customer for an offer or quotation of goods
Ex.: The enquiry from a customer is carefully handled by our company.
Anfrage (kommerz.)
environment
Def.: surroundings, circumstances, influences, nature
Ex.: One important design consideration is the protection of the environment.
Umgebung
Umwelt
environmental
Def.: relating to the environment
Ex.: If power sources were costed for the environmental pollution they create, the case for wind turbines would improve considerably.
Umwelt-
die Umwelt betreffend
environmental engineering
Def.: branch of civil engineering dealing with the prevention of pollution and the provision of waste disposal systems
Ex.: One of the main problems faced by environmental engineering today is how to prevent and remedy air and water pollution.
Umwelttechnik
environmental impact assessment
Def.: judgement and evaluation of consequences from or damage to the environment
Ex.: Since there was some opposition to the project, we were forced to carry out an environmental impact assessment.
Umweltfolgeeinschätzung
Umweltverträglichkeitsprüfung
Beurteilung der Auswirkung auf die Umwelt
equation
Def.: statement of equality between two expression by the sign ” = “
Ex.: This equation includes at least two variables.
Gleichung (Mathem.)
equip
Def.: to supply or provide with what is necessary
Ex.: The tips of the rotor blades are equipped with brake flaps.
ausrüsten
ausstatten
equipment
Def.: all the necessary machinery for fulfilling operating duties
Ex.: The power source or prime mover is a vital piece of equipment to run a factory.
Ausrüstung
Ausstattung
Anlage (als Betriebsseinheit)
evaluation
Def.: finding out and fixing the value or quality of sth.; trial and assessment; judging the property or quality of sth. on evidence
Ex.: A development programme also includes construction and evaluation of a prototype machine having its main features as described in the base-line design of a WTG.
Auswertung
Bewertung
Wertung
Erprobung
Beurteilung
excavate
Def.: to dig out from the ground
Ex.: The construction site has to be excavated before casting the concrete foundations.
ausheben
ausschachten
excavation
Def.: earth dug out of the ground or process of excavating
Ex.: Heavy excavation equipment (excavators) is used to prepare the construction site for the concrete foundation.
Aushub
expand
Def.: to increase in size or volume, to become larger
Ex.: Make sure there is enough clearance between the machine components to allow for them to expand at high temperatures.
sich ausdehnen
expandieren

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
face SUB
Def.: head or front side of tool or material being worked on
Ex.: The face of a used hammer is often covered with scale.
Stirnfläche
Vorderseite
face VRB
Def.: to cover or coat with a layer (of metal)
Ex.: The shaft bearings are faced with a wear-resistant alloy material.
beschichten
facing
Def.: coat or layer covering or protecting a softer surface
Ex.: The clutch disc is provided with a special alloy facing.
Belag
failure
Def.: state of not working or operating (adequately)
Ex.: The accident was due to an engine failure.
Versagen
Ausfall
fairing
Def.: cladding or covering of skeleton-type structural element
Ex.: Each blade section is made from a box beam to which leading and trailing edge fairings are attached.
Verkleidung
fan
Def.: machine with rotating blades for producing an air current
Ex.: Unlike a blower that compresses air at a ratio of 3 to 1, a fan has an air compression ratio of only about 1 to 1.
Lüfter
Gebläse
Ventilator
fantail
Def.: wheel at small-size wind turbine nacelle or windmill to cause yawing
Ex.: The fantails of Dutch-type windmills or turbines have now been replaced by anemometers and windvanes acting as sensors.
Seitenrad
fatigue
Def.: weakness in metals caused by prolonged stress
Ex.: Material testing may include a fatigue test such as a fatigue bend test to find out a material’s fatigue limit.
Ermüdung
fatigue life
Def.: time-related property of material to withstand fatigue load
Ex.: Manufacturing the rotor blade from glass fibre and epoxy resin also ensures its long fatigue life.
Dauerfestigkeit
Zeitschwingfestigkeit
fatigue load
Def.: stress to which a structure is exposed by a dynamic force
Ex.: The blades are able to stand a fatigue load of several thousand hours of operation.
Dauerbelastung
Dauerbeanspruchung
Dauerschwingbeanspruchung
fatigue resistant life
Def.: time-related property of material to withstand fatigue load
Ex.: Manufacturing the rotor blade from glass fibre and epoxy resin also ensures its long fatigue life.
Dauerfestigkeit
Zeitschwingfestigkeit
fault
Def.: defect in material or defective operation
Ex.: Any fault in the system will be found by trouble-shooting operation.
Fehler
Fehlstelle
Störung
feasibility
Def.: ability of being carried out or practised
Ex.: The assessment of the project requires a feasibility study.
Eignung
Durchführbarkeit
feasibility study
Def.: study made to find out whether a work or a project is practicable and can be implemented at a reasonable cost-benefit ratio
Ex.: The planning and design stage of any project necessarily includes a feasibility study.
Durchführbarkeitsstudie
Realisierbarkeitsstudie
feather
Def.: to move (turbine blade or sail) away from inflowing wind
Ex.: At high wind speed, the servo-motor turns the blades into a feathered or feathering position.
in Segelstellung bringen
aus dem Wind nehmen
feature
Def.: characteristic or striking part of sth.
Ex.: Simplicity and a high power/weight ratio are the main design features of this engine.
Merkmal
Charakteristikum
feed
Def.: device or mechanism which takes material to a machine in order to be processed; process of supplying or advancing material in this way
Ex.: The lathe is equipped with a feed control for accurate machining.
Zufuhr
Zuführung
Beschickung
Vorschub
feedback
Def.: return of a signal from a sensor to a control unit where it is compared with a reference value to generate a control signal
Ex.: Closed loop control of a process is based on feedback, in contrast to open-loop control.
Feedback
Rückkoppelung
Rückmeldung (Maschbau)
feedstock
Def.: basic or starting material to be treated or processed
Ex.: Good feedstock management can cut costs for storage capacities.
Ausgangsmaterial
Einsatzprodukt(e)
figure
Def.: drawing or illustration of (a piece of) equipment; symbol for a number
Ex.: The figure (Fig.) shows a cross-section of the component. The sum of 3954 represents a four-digit figure.
Bild
Abbildung
Ziffer
Zahl
fin
Def.: projecting part of a component or structure left from machining or used to strengthen a surface or guide it
Ex.: A fin on a machined part might be undesirable and is removed or it may be designed for some special purpose.
Grat
Rippe (Mechanik)
Leitblech
finish SUB
Def.: final appearance of a surface being worked or machined
Ex.: The finish of a metal surface is achieved by grinding and polishing it.
Aussehen
Oberflächenbeschaffenheit
finish VRB
Def.: to give a surface or a workpiece the final touch
Ex.: Often a product is finished by painting it.
endbearbeiten
fertigbearbeiten
finished product
Def.: end product, product ready for use or consumption
Ex.: The raw material has to undergo several processing stages before being converted into a finished product.
Endprodukt
Fertigprodukt
fire drill
Def.: practice or exercise used to make people familiar with steps and measures taken in case of fire
Ex.: During the recent fire drill, the factory took over 10 minutes to evacuate.
Feuerübung
Feueralarmübung
fire extinguisher
Def.: apparatus or equipment for fighting or putting out fire
Ex.: Keep a fire extinguisher near you when doing a welding job !
Feuerlöscher
fire fighting appliance
Def.: device(s) suitable to extinguish or prevent fire
Ex.: It is acceptable to fight the fire, if fire fighting appliances are nearby.
Feuerlöschgerät
Feuerwehrgerät
fire marshal
Def.: member or head of a fire brigade; staff member (in a factory) responsible for fire protection and prevention
Ex.: In an emergency strictly follow the instructions of the fire marshals.
Feuerwehrmann
Feuerwehrhauptmann
Brandschutzbeauftragter
fit SUB
Def.: seating or location of one machine element with regard to another
Ex.: The blade’s hub must have a tight fit on the rotor shaft to avoid any slippage.
Passung
Sitz
fit VRB
Def.: to be the right measure, shape or size; to put into place or install
Ex.: To make the shaft fit properly in the rotor it has to be fitted by skilled staff, such as a fitter.
passen
montieren
fitting
Def.: device for connecting a pipe or tube
Ex.: The tank has connections for fuel inlet and outlet fittings.
Armatur
(Rohr)Verbindungsstück
Anschlußstück
Fitting
fixed ratio gearbox
Def.: gearbox in which gear speeds are not infinitely variable
Ex.: The base-line turbine drives a 3.7 MW induction generator through a fixed ratio gearbox.
Getriebe mit festem Übersetzungsverhältnis
fixing clip
Def.: metal device for securing the blade cuffs on the blade airfoil
Ex.: The blade cuffs are useless without fixing clips.
Befestigungsklammer
Montagehaken
flammable AE
Def.: having a tendency to burst into flames and burn rapidly
Ex.: Flammable materials have to be stored away from fire and in flameproof containers.
feuergefährlich
entzündbar
flange
Def.: projecting or outside rim or collar fit to keep sth. in position
Ex.: The pipe end has a flange with bore holes in it to allow it to be bolted to another flanged pipe.
Flansch
flap, spoiler
Def.: surface or spoiler hinged to trailing egde of rotor blade to control rotational speed
Ex.: At high wind speeds, the flaps are deployed and the generator is disconnected.
Steuerklappe
Rotorklappe
Flügelklappe
Klappe
flaw
Def.: deficient or faulty spot in material; crack
Ex.: Nowadays, ultrasonar equipment is used for flaw detection in materials.
Fehler
Materialfehler
Schwachstelle
Riss
Sprung
flexible
Def.: able to bend easily without breaking
Ex.: Flexible couplings are used if shafts are not in perfect alignment when connected.
biegsam
beweglich
anpassungsfähig
flexibel
flexurally stiff
Def.: not prone to bending under load; inflexible; rigid
Ex.: Large blade deflections are avoided using a flexurally stiff steel turbine.
biegesteif
starr
flow SUB
Def.: movement of a substance or energy; material that moves
Ex.: The speed at which a stream of material moves is called its flow rate.
Strömung
Strom (nicht elektrisch)
Fluß (Bewegung)
flow VRB
Def.: to move along at a certain rate or speed
Ex.: The air flows through the rotor blades at high speed.
strömen
fließen
flowsheet
Def.: diagram showing the steps or operations by which raw material is changed into finished products, as well as the equipment involved
Ex.: One of the tools a design engineer uses to organise his or her information is the flowsheet.
Fließschema
Fließbild
Flußdiagramm
fluid
Def.: substance that is able to flow like a liquid or gas
Ex.: A fluid may be a liquid or a gas, or even a solid, if in powder form and mixed with a gas, i.e. fluidised.
Flüssigkeit
Fluid
fluid dynamics pl
Def.: science concerned with the flow of fluids (liquids and gases)
Ex.: Any engineer dealing with the design and construction of fluid flow machinery such as pumps or turbines must know the fundamentals of fluid dynamics.
Strömungslehre
Strömungsdynamik
flush
Def.: even, in the same plane, level (with)
Ex.: The door is flush with the walls.
bündig
flutter speed
Def.: speed at which an aerofoil becomes extremely unstable or vibrates heavily
Ex.: The flutter speeds of the blading are calculated to ensure that resonances and instabilities would be avoided.
Flattergeschwindigkeit
flux
Def.: flow rate of mass or energy per unit area normal to the flow direction; a substance added to assist fusion
Ex.: An instrument for the measurement of magnetic flux is called a fluxmeter.
Fluß
Strom (Energie)
Flußmittel
flywheel
Def.: wheel with a balance weight to save useful kinetic energy
Ex.: A flywheel is used to keep a crank shaft in continuous rotation.
Schwungrad
footing
Def.: base or foundation
Ex.: The turbine tower foundation in rocky ground is a footing ring laid in an excavated trench and tied to the rock by a series of anchors.
Fundament
Gründung (Bau)
Tragkörper
force SUB
Def.: external agency or active factor capable of altering the state of rest or motion in a body
Ex.: According to the SI units, force is measured in newtons.
Kraft (Mechanik)
force VRB
Def.: to (make) move using force or power
Ex.: The wind forces the blades slightly against the tower.
drücken
pressen
foreman
Def.: person heading a group of workers and supervising their work under the control of an engineer
Ex.: It is the task of the site foreman to check if all parts needed are available.
Vorarbeiter
Aufseher
forge
Def.: to shape by heating and working, for example hammering
Ex.: A very strong machine component is usually made by forging.
schmieden
formula
Def.: representation of a molecule or smallest portion of a compound, using symbols for the atoms; a statement of facts in a symbolical or general form, by substitution in which a result applicable to particular data may be obtained
Ex.: The formula of water is H²O; the formula representing force is F = ma where m stands for mass and a for acceleration.
Formel (Chemie, Mathem.)
foundation
Def.: strong base or footing of a building or structure
Ex.: The main features of a WTG are a reinforced concrete tower and foundations surmounted by a nacelle cantilevered out from the tower face.
Fundament
fracture
Def.: break or crack
Ex.: Too heavy a strain may lead to the fracture of material.
Bruch
Riß
framework
Def.: skeleton or main structure of a building or construction
Ex.: The framework of this lattice tower is made of steel.
Rahmen
Gestell
freeze
Def.: to change from liquid to solid at low temperatures; to form ice
Ex.: Freezing takes place at a constant temperature for any given substance under standard atmospheric pressure.
gefrieren
vereisen
friction
Def.: resistance of relative motion produced by two moving bodies in contact with each other (tribology)
Ex.: The motor and friction brake operate alternately to avoid runaway in high wind speed conditions.
Reibung
friction brake
Def.: discbrake operated hydraulically or pneumatically to apply its braking power through friction
Ex.: The motor and friction brake operate alternately to avoid runaway in high wind speed conditions.
Reibungsbremse
Backenbremse
friction grip
Def.: joining or fastening by bolt machined so as to avoid slippage, using frictional force
Ex.: In view of the vibratory and cyclic wind loads all steel lattice towers are made with high strength friction grip bolts.
Reibungsverschluß
gleitfeste Schraubverbindung
fuel
Def.: substance used for producing heat energy, either from its chemical energy (fossil fuel) or its nuclear energy (fissile material or nuclear fuel)
Ex.: There are different kinds of fuel, such as coal, oil, petrol (gasoline), gas (fossil), or uranium and plutonium (nuclear).
Energieträger
Brennstoff
Treibstoff
Kraftstoff
fulcrum
Def.: point on which a lever turns; fixed point of support
Ex.: To lift a heavy weight, the lever arm beyond the fulcrum must be long enough.
Drehpunkt
Drehachse
Stützpunkt
Abstützung
fume
Def.: gas, vapour or smoke having an intense odour, usually emitted by burning or heating a toxic or air-polluting substance
Ex.: One of the great benefits of a WTG is that it does not produce any fumes.
Abgas
Abluft
Dunst
Rauch
Nebel
fuse SUB
Def.: device to prevent an unduly high electric current to pass through a circuit
Ex.: A fuse is usually made of a piece of metal having a low melting point so that excessive current will melt it and break the circuit.
Sicherung (Elektro)
fuse VRB
Def.: make or become liquid, i.e. to melt as a result of high temperatures
Ex.: Two metals can be fused together by welding.
schmelzen
verschmelzen

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
gage AE
Def.: standard measure or instrument for measuring thickness of wire or sheet metal
Ex.: You can measure both the thickness and the diameter of sheets and wires using different types of gauges.
Maß
Lehre (wie in “Meßlehre”)
Dicke
gaseous
Def.: of gas, like gas, in the form of a gas
Ex.: The three natural states of matter are solid, liquid and gaseous.
gasförmig
gasket
Def.: seal used between two non-moving elements to prevent a gas or liquid from leaking through them
Ex.: If there is leakage from the drain plug check the gasket and replace it, if necessary.
Dichtung
gauge BE, gage (AE)
Def.: standard measure or instrument for measuring thickness of wire or sheet metal
Ex.: You can measure both the thickness and the diameter of sheets and wires using different types of gauges.
Maß
Lehre (wie in “Meßlehre”)
Dicke
gear
Def.: (set of) toothed wheel(s) or apparatus, appliance or mechanism of wheels, levers, etc. for a special purpose
Ex.: Apart from being used in a gearbox, gears may also be in a valve gear or in a landing gear of an aircraft.
Zahnrad
Mechanismus
Vorrichtung
gear stay
Def.: supporting device for positioning and resting the gearbox
Ex.: The telescoped gear stay steadies the gearbox to prevent transfer of vibratory motion to it.
Getriebestrebe
Getriebestütze
Getriebewiderlager
gear transmission
Def.: device for transmitting and adapting power from its source to its point of application using gears
Ex.: The transmission is a 2 stage divided drive helical spur coaxial gear transmission.
Zahnradgetriebe
Radgetriebe
Getriebe
Wälzgetriebe
gearbox
Def.: arrangement of gears, usually encased or housed in a box, for shifting speed
Ex.: A detachable pallet carries generator, gearbox and turbine.
Getriebe
Getriebekasten
Getriebegehäuse
gearbox/generator housing
Def.: nacelle of WTG housing the gearbox and the generator as its main components
Ex.: The gearbox/generator housing provides enough space for the technicians to move and work freely inside it.
Maschinenhaus (einer Windkraftanlage)
generate
Def.: to cause to exist, to produce, for example electricity or steam
Ex.: Electricity is generated by the wind turbine rotating at a speed exceeding 27 m/s.
erzeugen
generating capacity
Def.: ability (of a powerplant) to generate useful power
Ex.: Denmark, for instance, has a wind power generating capacity of about 360 million watts.
Erzeugungsleistung
Produktionsleistung (Energie)
generator
Def.: device to generate electricity, also called electricity generator, in contrast to a steam generator
Ex.: An 8 pole induction generator is coupled to the gearbox output shaft.
Stromerzeuger
Generator
generator rating
Def.: power output of the generator as stated or estimated by the manufacturer or designer
Ex.: The effect of the number of blades, rotational speed and generator rating have to be examined for their influence on the annual energy output at typical wind speeds.
Generatornennleistung
girder
Def.: wood(en), iron or steel beam used as a support
Ex.: A steel girder may be used to build the lattice tower of a wind turbine.
Träger
glass fibre reinforced plastics
Def.: plastics material strengthened by means of glass fibres
Ex.: Glass-reinforced plastic may be used for the construction of the rotor blade.
glasfaserverstärkter Kunststoff
glass reinforced plastics
Def.: plastics material strengthened by means of glass fibres
Ex.: Glass-reinforced plastic may be used for the construction of the rotor blade.
glasfaserverstärkter Kunststoff
glove
Def.: protective handwear made of solid or fire-resistant material
Ex.: Wear gloves whenever handling heavy or hot loads !
(Schutz-)Handschuh
goggles pl
Def.: glasses with a rim that fits close to the face to prevent any dust or other substance to penetrate into and injure the eyes
Ex.: When using a grinder or doing welding work wear googles !
(Schutz-/Sicherheits)Brille
governor
Def.: regulator in a machine automatically controlling its parameters
Ex.: A speed governor is used to prevent shaft overload.
Regler
gradient
Def.: degree of inclination of a slope
Ex.: Mathematically, the gradient is the ratio of the vertical to the horizontal distance.
Gefälle
Steigung
Neigung(swinkel)
graph
Def.: visual representation by lines showing outline of object, course of development or curve
Ex.: In this graph, the wind speeds are plotted against the months to show the development of a wind regime over one year.
Grafik
Diagramm
Kurvenbild
gravel geology construction
Def.: conglomerate of rock particles and sand, having an average particle size of from 2 to 4 mm
Ex.: Gravel is used commercially in the making of concrete.
Kies
Schotter
gravitational load
Def.: weight of an object due to its gravity
Ex.: The basis for structural design is the identification and estimation of aerodynamic, centrifugal and gravitational loads on the blades.
Gravitationslast
gravity
Def.: gravitational force between the Earth (or other planet or satellite) and a body on or near its surface
Ex.: Fluid materials move by gravity when placed on a sufficiently inclined plane.
Schwerkraft
(Erd-)Anziehungskraft
grease
Def.: semi-solid, oily or fatty substance used for lubrication
Ex.: Grease is usually applied to an axle by means of a grease gun.
Schmierfett
grid
Def.: network of horizontal and vertical lines superimposed on a map for reference purposes; distribution and/or collection network for energy supplies
Ex.: Try to locate a place by means of the map’s grid ! Electricity is fed from the wind farm into the grid.
Netz (Energie)
Gitter
grid connection, grid integration
Def.: linking a WTG or wind farm to the (national) electricity supply network or grid; network or grid so connected
Ex.: Our own in-house technical team is skilled also to handle grid integration of your windpower plant.
Netzanschluß
Netzeinbindung
Netzverbund
grid integration
Def.: linking a WTG or wind farm to the (national) electricity supply network or grid; network or grid so connected
Ex.: Our own in-house technical team is skilled also to handle grid integration of your windpower plant.
Netzanschluß
Netzeinbindung
Netzverbund
grind
Def.: to smoothen the surface of sth.; to reduce to powder
Ex.: Grind the metal surface to remove rough spots by using a grinder! Particle size can be reduced by grinding the material.
schleifen
mahlen
groove
Def.: long hollow channel in the surface of hard material
Ex.: In contrast to a slot which is narrow and deep and may even cut through the material, a groove is normally shallow.
Nut
Rille
ground SUB
Def.: (solid surface of the) earth; soil; matter conducting electricity flow or electron flux
Ex.: The piles should be driven deep enough not to show above ground level.
Boden
Erdboden
Grund
Masse (Elektro)
ground VRB
Def.: to connect an electrical device to earth or solid metal in order to avoid overcharge
Ex.: Never switch on a powerful electric motor unless it has been grounded before.
erden
an Masse legen
grout
Def.: thin mortar or cement suspension used as a binding agent
Ex.: In pre-stressed concrete beams, grout is injected into the channels in the concrete to bind the reinforcing steel rods to the concrete.
Injektionsgut
Vergußmaterial
GRP abbreviation
Def.: plastics material strengthened by means of glass fibres
Ex.: Glass-reinforced plastic may be used for the construction of the rotor blade.
glasfaserverstärkter Kunststoff
guard
Def.: device or apparatus designed to prevent injury or loss
Ex.: If working with a circular saw, always use a guard !
Schutz(vorrichtung)
guide SUB
Def.: bar, rod or part of a machine or apparatus designed to keep work moving as desired
Ex.: No accurate work can be done without using a guide to control tool movement.
Führung
guide VRB
Def.: to keep sth. moving as desired
Ex.: Most modern machine equipment is guided by electronics.
führen
leiten (Mechanik)
gustiness
Def.: weather condition marked by sudden, violent rushes of wind
Ex.: Detailed investigation of unknowns such as the effects of gustiness on power output and structural behaviour of WTGs deserves further consideration.
böiger Wind
Böen (pl)

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
handle SUB
Def.: part of tool or instrument by which it may be held and moved by hand
Ex.: Check the handle before using any tool or instrument !
Griff
Stiel
handle VRB
Def.: to manipulate; to manage; to load/unload and transport goods
Ex.: This equipment is able to handle 5000 tonnes of load.
handhaben
bewältigen
umschlagen (Güter)
hardware
Def.: all machinery, equipment and appliances involved in a task
Ex.: Hardware alone cannot be operated unless the necessary program or information and operator are available to run it.
Hardware (EDV)
Maschinen(ausrüstung)
heat
Def.: high or elevated temperature; energy possessed by a substance in the form of kinetic energy
Ex.: Materials that are able to withstand high temperatures are called heat-resistant.
Wärme
Hitze
heat transfer
Def.: process of conveying heat from a hot body to a colder one either by conduction, convection or radiation
Ex.: Heat transfer is usually carried out by means of a heat exchanger (HX).
Wärmeübertragung
helix
Def.: advancing or ascending continuous curve round a central point or line; spiral
Ex.: A helix is the theoretical counterpart of a screw.
Schraube
Schraubenlinie
Spirale
Wendel
hexagon
Def.: plane figure with six (especially equal) sides
Ex.: A hexagon nut allows a firmer grip when being tightened.
Sechseck
Sechskant
high-speed turbine generator
Def.: WTG whose rotor blades spin at high speeds
Ex.: High-speed turbine generators are able to match the high speeds required by the electricity generator in order to produce power.
Schnelläufer
schnell drehender Windkraftkonverter
hinge SUB
Def.: joint on which a door, lid etc. turns or swings
Ex.: Two machine elements are linked by means of a hinge to make them move against each other.
Gelenk
hinge VRB
Def.: to provide with a hinge, to join by means of a hinge
Ex.: A door is hinged firmly to a door post to open and close properly.
anlenken
hoist SUB
Def.: apparatus or machine for lifting sth.
Ex.: Heavy loads must be lifted by means of a hoist.
Hebezeug
hoist VRB
Def.: to lift by means of a hoist
Ex.: This load can be hoisted by a rope and pulley.
heben
homogeneous
Def.: formed of parts, particles, material of the same kind
Ex.: The alloy has to be homogeneous to be wear-resistant.
homogen
horizontal-axis turbine
Def.: turbine having its axle rotating in the horizontal plane
Ex.: A conventional high speed horizontal-axis turbine is usually chosen in preference to any of the various types of vertical-axis turbine.
Horizontalachsturbine
Turbine mit horizontaler Achse
horizontalachsige Turbine
housing
Def.: casing for accommodating sensitive parts of equipment
Ex.: The complex gear system must be protected from dirt by means of a housing.
Gehäuse
hub
Def.: central part of a rotor from which blades may radiate
Ex.: There has always to be enough clearance between an axle and the hub to avoid friction.
Nabe
hub height
Def.: in WTG construction: distance measured from ground level to centre of rotor hub, normally the height of the WTG tower
Ex.: The WTG nacelle is supported at 45 metres hub height by either a reinforced concrete or a steel lattice tower.
Nabenhöhe
humid
Def.: damp (especially of air, climate)
Ex.: A humid environment will cause unprotected metal to oxidise or rust.
feucht
humidity
Def.: quality or condition of being damp or humid (air or climate)
Ex.: Too much atmospheric humidity may favour oxidation of steel tower.
Feuchtigkeit
hydraulic unit
Def.: system or apparatus generating pressure or power by converting hydraulic energy to mechanical energy
Ex.: The hydraulic unit of a WTG is used to start the generator.
Hydraulik
hydraulische Anlage
hydrocarbon
Def.: organic compound containing only carbon and hydrogen
Ex.: Petroleum, or mineral oil, is a mixture of many hydrocarbons.
Kohlenwasserstoff

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
I-section
Def.: cross-section of bar, beam or girder material resembling the letter “I”
Ex.: Steel structures carrying heavy loads are often constructed using steel I-sections.
Doppel-T-Profil
IC abbreviation
Def.: microcircuit or microelectronic circuit incorporated into chip of semiconductor and consisting of a whole system of components
Ex.: Integrated circuits are used in industries where small reliable electronic control systems are required.
integrierte Schaltung
icing
Def.: formation of ice
Ex.: In the event of excessive vibration due to transmission failure, icing etc., the spoilers are deployed and the turbine brought to rest.
Vereisung
Eisbildung
idle
Def.: doing no work, inactive, not in use
Ex.: Don’t open the gearbox even when the machine runs idle.
im Leerlauf
in Totzeit
ignite
Def.: to set on fire, to initiate combustion
Ex.: The fuel mixture in the engine is ignited by sparking plugs.
zünden
entzünden
imbalance
Def.: lack or absence of balance or equilibrium
Ex.: In view of the large mass of the turbine, imbalance due to ice formation is not likely to be a serious problem.
Unwucht
impact
Def.: force exerted by one object or medium when striking or resting on another
Ex.: The impact strength of materials is established by impact tests. Too high a pressure impact might cause a blade to crack.
Schlag
Stoß
Beaufschlagung
impel
Def.: to drive, to force, to cause to rotate
Ex.: The wind impels the rotor blades at a certain cut-in speed.
treiben
antreiben
fördern
impervious
Def.: not allowing sth. (light or a fluid) to pass through
Ex.: This waterproof coating is impervious to water.
undurchlässig
impingement
Def.: impact of wind hitting or flowing around rotor blades of a WTG
Ex.: At high wind speeds the pitch of the blades should be such as to avoid direct impingement.
Auftreffen
Anströmen (Wind)
implement
Def.: tool or instrument attached to a machine or drive for work
Ex.: A variety of implements can be attached to the power take-off shaft of a tractor.
Gerät
Werkzeug
in-service
Def.: while in service; performing a duty
Ex.: It is possible to do an in-service check with this machine.
während des Dienstes
während des Betriebs
inching motor
Def.: motor capable of running at very low speed
Ex.: A light power inching motor, probably clutched and geared, is coupled on the outboard end of the generator.
langsamlaufender Motor
Langsamläufer
incidence
Def.: falling on or hitting sth. at the end of a path
Ex.: The blade setting depends on the angle of incidence at which the wind hits the rotor.
Auftreffen
Einfall-
inclination
Def.: bending, slope, slant, deviation from the horizontal plane
Ex.: The angle of inclination of the rotor blades is called the pitch angle which is set in accordance with the wind speed.
Neigung
incline
Def.: to (cause to) bend, slope, slant or dip
Ex.: An inclined plane is often used to demonstrate the effect of gravity.
(sich) neigen
inclined plane
Def.: surface at an angle less than 90º from the horizontal
Ex.: An inclined plane is a simple or basic machine used to raise or lower a load by rolling or sliding.
schiefe Ebene
indicator
Def.: device for pointing (out) or giving information or readings
Ex.: An indicator may be a needle on a device to show speed of wind or rotational speed of the wind turbine.
Anzeige
Anzeigevorrichtung
induce
Def.: to cause, to bring about (magnetism)
Ex.: Magnetism is induced in a piece of iron by holding it near a magnet.
induzieren
induction
Def.: (magnetic) induction is a magnetic flux in a body caused by an external magnetic field
Ex.: An induction motor is a kind of electric motor.
Induktion
induction generator
Def.: generator operating according to the electromagnetic induction principle
Ex.: The 3.7 MW induction generator is driven through a fixed ratio gearbox.
Induktionsgenerator
Asynchrongenerator
industrial engineering
Def.: subdivision of mechanical engineering dealing with the use of machinery and equipment in industrial or manufacturing processes
Ex.: Most processes and controls in industrial engineering have been automated for many years.
Produktionstechnik
inertia
Def.: tendency of a body to preserve its state of rest or uniform motion in a straight line
Ex.: A large mass of matter will not easily move due to its inertia.
Trägheit
input
Def.: what is put in or supplied
Ex.: The ratio of power input to output is also called efficiency.
Eingabe(signal)
Aufwand
Eingang(swert)
(Leistungs-)Aufnahme
zugeführte Leistung
Input
input speed
Def.: speed imparted by a drive at the start of operation
Ex.: 7 MW represents the current technological limit at the input speeds.
Eingangsdrehzahl
insert SUB
Def.: device or auxiliary piece of equipment inserted to serve a certain purpose
Ex.: We’ll have to make the casing fit by using an insert.
Einlage
Einschub
Einsatz (Maschbau)
insert VRB
Def.: to put, fit, place (in, into, between)
Ex.: Please insert the key to start operation !
einfügen
einsetzen
(hin)einstecken
inspection
Def.: careful examination of working parts and conditions; permit given for operation of new (parts of) equipment
Ex.: A newly manufactured wind turbine has to undergo inspection before being commissioned.
Prüfung
Abnahme
install
Def.: to place or fix in position for use or operation
Ex.: After being installed, the drive unit must be checked for proper alignment.
installieren
einbauen
montieren
installation
Def.: act or process of installing; (piece of) equipment or plant
Ex.: Several wind turbine installations make up a so-called wind farm.
Installation
Einrichtung
Anlage
installed capacity
Def.: power or electricity generating capacity of a WTG after installation
Ex.: One hundred wind farms, each made up of a 10 by 10 array of 300 kW machines, would give a 3 Giga watts of installed capacity.
installierte Leistung
instrumentation
Def.: (arrangement and application of) measuring and control equipment
Ex.: Instrumentation includes indicators, recorders, and controllers.
Instrumentierung
Meßtechnik
Meßinstrumente (pl)
Meßgeräteanordnung
Meßgeräteausstattung
insulate
Def.: to cover or separate sth. with non-conductive material to prevent loss of heat or the passage of electricity
Ex.: The power cables are insulated using flame-resistant or fireproof insulating plastics materials.
isolieren
dämmen
insulation
Def.: act or process of or materials for insulating
Ex.: Loss of heat is prevented using thermal insulation.
Isolierung
Dämmung
integer
Def.: whole number (as contrasted with a fraction)
Ex.: 1, 2 or 3 are all integers.
ganze Zahl
integral
Def.: necessary for completeness, whole; having or containing all necessary parts or components
Ex.: The brake flaps form integral parts of the trailing edges of the wind turbine blades.
(fest) eingebaut
aus einem Stück
integrate
Def.: to include; to incorporate; to make sth. part of sth. else
Ex.: The generator has an electric motor integrated to provide initial torque.
integrieren
einbauen
integrated circuit
Def.: microcircuit or microelectronic circuit incorporated into chip of semiconductor and consisting of a whole system of components
Ex.: Integrated circuits are used in industries where small reliable electronic control systems are required.
integrierter Schaltkreis
integrierte Schaltung
interlock
Def.: in-line device or switch for disconnecting power lines or protecting other device from damage
Ex.: There is provision made to connect to an interlock to ensure the 415 V system is disconnected from the transformer supply while the diesel generator is connected.
Sperre
Sperrschalter
Sicherheitsvorrichtung
Schutzschalter
internal
Def.: of or in the inside of sth.
Ex.: Nuts for bolts always have internal or female threads.
innen
innenliegend
invention
Def.: sth. that has been invented
Ex.: Inventions are often protected as intellectual property of the inventor by (letter) patents.
Erfindung
isovent
Def.: line connecting points at an equal wind speed
Ex.: WTG design requirements include consulting a map with the isovents showing wind speed in mean annual metres per second.
Isovent
Linie gleicher Windgeschwindigkeit

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
jack
Def.: (portable) device for lifting or hoisting heavy weights
Ex.: The separate sections of the blades are lifted onto the welding bench by means of a jack.
Hebegerät
jacket
Def.: outer covering round a boiler, tank, pipe etc. to lessen loss of heat or to cool a piece of equipment
Ex.: A water jacket dissipates the heat generated by an engine.
Mantel
join
Def.: to put together; to assemble; to unite; to connect
Ex.: Two pieces of metal can be joined by welding or soldering.
zusammenfügen
verbinden
joint SUB
Def.: place, line or surface at which two or more things are joined
Ex.: Some welding joints have a higher tensile strength than the materials being joined.
Verbindung
Naht
Stoß
Fuge
Gelenk
joint VRB
Def.: to provide with a joint or joints
Ex.: The lid has to be jointed to the casing to allow easy access.
mit einem Gelenk versehen
anlenken
joist
Def.: steel beam supporting a floor or ceiling
Ex.: Joists are parts of a steel structure to reinforce concrete.
Träger
dünnstegiges I-Profil
journal
Def.: polished round part of a shaft used to support the shaft in bearings
Ex.: The crankshaft has solid crankpins and journals which are drilled for pressure lubrication of the large end bearings.
Lagerzapfen
Wellenlager
junction
Def.: place or area where roads, railway line or sections of an electrical circuit meet or diverge
Ex.: A semiconductor junction separates two layers of semi- conductor each having different electrical characteristics.
Verbindung
Verbindungsstelle
Knotenpunkt
Abzweigung
Übergang

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
key
Def.: shaped piece of metal to fit into a groove in order to lock movement (for example a wheel on an axle or shaft)
Ex.: Most keys have a rectangular cross-section and a taper to ensure close fit of the wheel.
Keil
Paßfeder
kit
Def.: outfit or equipment needed for a special purpose
Ex.: If you want to construct or produce sth. yourself, buy a do-it-yourself kit.
Ausrüstung
Ausrüstungssatz
Handwerkszeug
knurl
Def.: to provide a smooth metal surface with a rough pattern
Ex.: The periphery of knobs and tool handles are often knurled to prevent slipping like in a knurled nut.
rändeln
kordeln

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
lab
Def.: room or building used for scientific experiments, research, testing, etc.
Ex.: The findings obtained in the laboratory, also called lab, have to be proved by field tests.
Labor
Laboratorium
label
Def.: (piece of material with) description or marking of an object’s characteristics or identification
Ex.: Each piece of equipment should have a label showing its number and name.
Aufschrift
Etikett
Markierung (allg. Biologie)
Beschriftung
laboratory
Def.: room or building used for scientific experiments, research, testing, etc.
Ex.: The findings obtained in the laboratory, also called lab, have to be proved by field tests.
Labor
Laboratorium
lacquer
Def.: varnish used to give a hard bright coating to metal and containing colour pigments
Ex.: The surface has to be polished before lacquer can be applied.
(Farb-)Lack
lag
Def.: period of time by which sth. is slower or later
Ex.: Lag has to be allowed for when calculating working speed.
Verzögerung
Nacheilung
laminar
Def.: being in a layer or layers
Ex.: The laminar flow of a fluid closely follows the shape of a streamlined surface without turbulence.
Schicht-
laminar
laminate
Def.: to split into layers; to place layer on layer
Ex.: Laminated materials that have a different material bonded between identical top and bottom layers are called sandwich materials.
schichten
latch
Def.: device for locking or for linking sth. to sth. else
Ex.: This door can easily be opened by a latch key.
Klinke
Sperre
lateral
Def.: in a sideways direction
Ex.: Vees are provided in the base plate to prevent lateral displacement of the carriage.
seitlich
Seiten-
Quer-
lathe
Def.: single- or multi-purpose machine (tool) for holding and turning pieces of metal while they are being shaped or machined
Ex.: A lathe is such a universal machine that you can cut, face, drill, bore or turn on it.
Drehmaschine
latitude
Def.: angular distance of a point from the equator measured on the curved surface of the Earth
Ex.: Circles parallel to the equator are lines of latitude.
Breite (Geographie)
lattice
Def.: regular network or grid-like structure of building components
Ex.: One of the main features of a wind turbine is its open lattice tower of circular hollow steel sections on concrete footings.
Gitter
layer
Def.: thickness of material laid or lying or spread on a surface or on each other
Ex.: The layer of the coating should not exceed half an inch.
Schicht
Lage
layout
Def.: arrangement, plan or design of sth.
Ex.: The layout of the plant will include loading/unloading facilities.
Auslegung
Anlage(plan)
Layout
lead
Def.: line or cable for conducting electricity
Ex.: The leads have to be connected to the electric equipment.
Leitung (Elektro)
leading edge
Def.: edge of rotor blade cutting into the wind during rotation
Ex.: The wind turbine rotor blade has a leading edge and a trailing edge.
Vorderkante
Eintrittskante
Führungskante
leak SUB
Def.: crack, hole or rupture through which a fluid may enter or leave
Ex.: Leaks may be caused by wear or excessive strain on materials that hold or carry fluids.
Leck
Undichtigkeit
leak VRB
Def.: to show a leak or to pass in or out through a leak
Ex.: The gas leaked out because the container was not leakproof.
lecken
undicht sein
ausströmen
leakage
Def.: event of leaking out; leak
Ex.: One third of the volume was lost by leakage.
Leckage
Undichtigkeit
LED, abbreviation of light-emitting diode
Def.: device used to display figures, generally in digital form
Ex.: Light-emitting diodes or LEDs are standard in modern instrumentation indicators.
Leuchtanzeige
legend
Def.: explanatory inscription on a plan or figure
Ex.: The figure will be better to understand by adding legends to the details.
Legende (Zeichnung)
Beschriftung (eines Bildes (Abbildes))
lever
Def.: rigid bar or other tool turned about a fixed point of support or fulcrum
Ex.: To lift a heavy weight, the lever arm beyond the fulcrum must be long enough.
Hebel
lid
Def.: cover or cap on a container opening or access for protecting purposes
Ex.: Make sure the lid is always closed to keep out dirt or other foreign bodies !
Deckel
Abdeckung
life
Def.: length of time a machine or material is able to work properly before being scrapped or to remain useful before being dumped or recycled
Ex.: The life of this machinery depends on proper maintenance.
Lebensdauer
Haltbarkeit
lift
Def.: force acting on object in moving fluid, perpendicular to relative direction of motion
Ex.: On a wind turbine blade lift moves the blades sideways to produce rotation.
Auftrieb
Auftriebskraft
lift force
Def.: force acting on object in moving fluid, perpendicular to relative direction of motion
Ex.: On a wind turbine blade lift moves the blades sideways to produce rotation.
Auftrieb
Auftriebskraft
light-emitting diode (LED)
Def.: device used to display figures, generally in digital form
Ex.: Light-emitting diodes or LEDs are standard in modern instrumentation indicators.
Leuchtanzeige
lightning arrestor
Def.: device on top of structure for protecting from damage by lightning and made from conducting material, one end of which is earthed; also called lightning rod or lightning conductor
Ex.: Mostly exposed on bare hill tops, a WTG has to be protected from the damaging effect of ligthenings by means of lightning arrestors.
Überspannungsableiter
Blitzableiter
Blitzschutz
lightning conductor
Def.: device on top of structure for protecting from damage by lightning and made from conducting material, one end of which is earthed; also called lightning rod or lightning conductor
Ex.: Mostly exposed on bare hill tops, a WTG has to be protected from the damaging effect of ligthenings by means of lightning arrestors.
Überspannungsableiter
Blitzableiter
Blitzschutz
line production
Def.: mass production of manufactures on an assembly line
Ex.: Screws and bolts are manufactured in line production.
Bandfertigung
Großserienfertigung
liner
Def.: piece of tube used as inside cover (in an engine’s cylinder)
Ex.: A liner protects an engine cylinder from wear.
Mantel
Mantelrohr
Laufbuchse
Auskleidung
lining
Def.: process or result of lining
Ex.: The bearing is provided with a stainless steel lining.
Auskleidung
Futter
Ausstellen (Ofen)
link
Def.: element or component that unites or connects two or more others
Ex.: If one link in a chain is broken, the chain will be useless.
Glied
Verbindung
Zwischenglied
live
Def.: being filled with some kind of energy
Ex.: Beware of live wires !
stromführend
unter Spannung (stehend)
glühend
heiß
load, loading
Def.: weight being carried or supported; condition of working or operating; stress
Ex.: Heavy loads can only be lifted by a crane. The motor is running under load. The wind turbine may operate at peak load, off-peak load or part load.
Last
Belastung
Betriebszustand
Ladung
loading
Def.: weight being carried or supported; condition of working or operating; stress
Ex.: Heavy loads can only be lifted by a crane. The motor is running under load. The wind turbine may operate at peak load, off-peak load or part load.
Last
Belastung
Betriebszustand
Ladung
locate
Def.: to place or fix in exact position
Ex.: The generator is located by a crane near the gearbox in the nacelle.
(genau) plazieren
fixieren
lock
Def.: to bar or shut
Ex.: Keep the doors always locked !
sperren
arretieren
log in
Def.: to enter, to record or register action
Ex.: If a function has to be performed, the operator has to log in the computer program.
sich einschalten
log out
Def.: to leave a duty or program
Ex.: When a function has been performed, the operator has to log out of a computer program.
sich ausschalten
longitudinal
Def.: lengthwise; in a line with the length of the object under consideration
Ex.: An object may be shown in a cross-section or in a longitudinal section.
Längs-
lorry BE, truck (AE)
Def.: automotive vehicle used for transporting freight by road
Ex.: The individual tower sections are transported to the construction site by means of special low-platform lorries.
Lastkraftwagen
Lastwagen
LKW (Abkürzung)
low-noise design
Def.: design or machine emitting little noise
Ex.: Certainly, low-noise designs are an important development, especially for lower wind speed sites nearer to human habitations.
geräuscharme Konstruktion
low-speed turbine generator
Def.: WTG whose rotor blades spin at low speeds
Ex.: Low-speed turbine generators develop a high torque and may therefore be used to power pumps.
Langsamläufer
lube
Def.: substance that oils or greases machine (parts) to make them run more smoothly
Ex.: The lubricant is fed to the gearbox by a pressurized system.
Schmiermittel
Schmierstoff
lubricant
Def.: substance that oils or greases machine (parts) to make them run more smoothly
Ex.: The lubricant is fed to the gearbox by a pressurized system.
Schmiermittel
Schmierstoff
lubricate
Def.: to put oil or grease into (machine parts) to allow smooth operation
Ex.: Wear and tear of rotating machine parts is reduced by lubricating them at regular intervals.
schmieren
ölen
lubrication
Def.: act or process of lubricating
Ex.: Forced lubrication systems are usually applied in high-duty machinery to improve operation at high speed.
Schmierung
lull
Def.: period of very low or zero wind speed
Ex.: Generally, WTGs can help save fuel and serve as additional power suppliers but they cannot replace conventional power stations at periods of prolonged lull or low wind speeds.
Flaute
Kalme
Windstille

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
machine bed
Def.: base plate support a machine, motor or engine
Ex.: The machine bed in the nacelle serves as a base for the generator, the top controller, the gearbox, the disc brake and the main rotor bearing.
Maschinenfundament
Maschinegrundplatte
machine SUB
Def.: appliance or mechanical device with parts working together to apply or generate power, usually steam or electricity
Ex.: Windfarming Ltd. have provided twenty two machines, all commissioned and runable.
Maschine
Anlage
Arbeitsmaschine
Gerät
Apparat
machine VRB
Def.: to shape a piece of work, usually of metal, using a tool or a machine-tool by removing chips
Ex.: A rough piece of work such as a casting may be machined by cutting off or chipping off its surface layers until a desirable shape or finish is reached.
spanend bearbeiten
machine-tool
Def.: mechanically operated, and often automatically (numerically) controlled (NC), tool for cutting or shaping materials
Ex.: One of the most widely used machine-tool is the lathe.
Werkzeugmaschine
machinery
Def.: collective term for several machines or pieces of equipment or plant
Ex.: Any factory is equipped with all sorts of machinery.
Maschinen (pl)
Ausrüstung
mains voltage fluctuation
Def.: undesirable variation in the electricity potential or tension of the grid
Ex.: Local TV interference may be due to mains voltage fluctuations caused by the WTG operation and not to electromagnetic interference.
Netzspannungsschwankung
maintain
Def.: to keep in good repair or working order
Ex.: Continuously operating equipment must be maintained at regular intervals.
(aufrecht) erhalten
warten (Technik)
instandhalten
maintenance
Def.: act or process of maintaining in working condition
Ex.: Equipment servicing includes maintenance, repair, and replacement.
Wartung
Instandhaltung
male thread
Def.: externally cut thread on surface of screw, bolt, sleeve or other piece of connection
Ex.: The male thread of a bolt will have to match the female thread of a nut.
Außengewinde
manual
Def.: book(let) containing instructions for operation or servicing; relating to, or done by, hand
Ex.: The instructions given in the manual should be strictly followed. Most jobs that used to be done manually (by hand) are nowadays performed by machines or robots.
manual
Handbuch
manuell
Hand-
manufacture
Def.: making or production of goods on a large scale by machinery; product made in this way
Ex.: The manufacture of mass products is based on automation.
industrielle Herstellung
Fertigung
Industrieprodukt
masking
Def.: acoustic, electronic or electromagnetic overlay; covering ambient or background sound level
Ex.: Typically, masking is such that the new noise can have a level several dBA higher than the background before it becomes intrusive.
Übertönen
Abschattung
mean mathematics
Def.: average; average of a set of values; arithmetic(al) mean
Ex.: The feasibility study of a wind turbine site includes mean wind speeds.
Mittel (Mathem. Meßtech.)
Mittelwert
Durchschnittswert
measure SUB
Def.: unit, standard or system used in stating quantity, size or degree
Ex.: An inch or centimetre is a measure of length.
Maß(einheit)
measure VRB
Def.: to find or take the size, extent, volume, degree, etc. of sth.; to be a certain size, volume, degree, etc.
Ex.: Pressure can be measured by means of a pressure gauge. This room measures 5 times 6 metres.
messen
measurement
Def.: actual size, volume, degree taken from a measured object
Ex.: Before cutting a piece of metal, take the accurate measurements of it.
Maß
Abmessung
mechanic
Def.: skilled workman, especially one who repairs or adjusts machinery and tools
Ex.: It’s a mechanic’s job to replace the worn-out screws.
Mechaniker
mechanical
Def.: of, connected with, produced by, machines
Ex.: Design, construction and operation of machinery are activities performed in mechanical engineering.
mechanisch
Maschinen-
maschinell
mechanical engineering
Def.: engineering branch dealing with the design, construction and use of machinery
Ex.: Nowadays, mechanical engineering includes a lot of electronics such as computer aided design (CAD) and computer aided manufacturing (CAM).
Maschinenbau
Maschinenbautechnik
mesh
Def.: (of teeth of gears operating together) to engage or interlock
Ex.: The gears will be worn out soon unless their teeth mesh exactly.
eingreifen (Zahnräder)
kämmen (Zahnräder)
mild steel
Def.: unhardened, medium-carbon steel used for mass construction purposes
Ex.: This type of two-bladed turbine is constructed in welded mild steel to BS 4360 Grade 50.
Baustahl
mill SUB
Def.: machinery, apparatus, plant, factory, equipment for processing or manufacturing products
Ex.: Metal plates or sheets are manufactured in a rolling mill.
Anlage
Werk
Fabrik
mill VRB
Def.: to remove material, mostly metal, from the surface of a piece of work, generally using a cutter (of lathe)
Ex.: To widen the diameter of a cylinder you have to mill its interior wall.
fräsen
mock-up
Def.: full-scale model made of cheap material, showing the appearance of a proposed machine, device etc.
Ex.: Mock-ups are often used for performance testing, for example in crash tests.
Attrappe
Modell
Prüfmodell
modular
Def.: based on a module or unit
Ex.: Most modern equipment is of modular design.
modular
Modul-
moist
Def.: being slightly wet, containing water (vapour); humid
Ex.: Moist surfaces of metal will conduct electric current more easily.
feucht
naß
moisture
Def.: condensed vapour on a surface; liquid in the form of vapour; humidity
Ex.: Drying means reducing the moisture content of a material to almost zero.
Feuchtigkeit
Nässe
moment, momentum
Def.: product of mass and velocity of a body
Ex.: Falling objects gain momentum.
Bewegungsenergie
Impuls
momentum
Def.: product of mass and velocity of a body
Ex.: Falling objects gain momentum.
Bewegungsenergie
Impuls
monitor SUB
Def.: device for observing and checking for proper operation
Ex.: Monitors are employed in most fully automated or remote- controlled manufacturing processes.
Monitor
Überwachungsvorrichtung
Kontrollgerät
monitor VRB
Def.: to observe and check the course of operations
Ex.: Controlling means monitoring and possibly correcting or modifying the course or direction of operations.
überwachen
kontrollieren
motion mechanics
Def.: movement; change in the aspect of one body relative to another by displacement, rotation or revolution, or by combinations of these
Ex.: Gusts of wind cause motion of the tower structure, leading to undesirable vibrations and oscillations of the turbine and connected machinery.
Bewegung
motive force
Def.: force or power causing motion or driving machinery
Ex.: The motive force or power used to drive a machine may be steam, electricity or petrol, or an alternative energy source such as water or wind.
Antriebskraft
motor
Def.: device which imparts or uses electric power to produce motion
Ex.: Motors are always operating on electricity whereas engines may operate on steam or a hydrocarbon fuel.
(Elektro-)Motor
mould SUB
Def.: hollow form or container receiving molten material that sets or hardens into the desirable shape on cooling
Ex.: The two halves of the blade are bonded together while still in their moulds.
Formwerkzeug
Form
mould VRB
Def.: to form or cast plastics materials to obtain a certain shape
Ex.: The rotor blades are moulded in two halves from wood, glass fibre and epoxy resin.
formen
gießen (Kunststoffe)
mount
Def.: to fix into position on or at an existing structure
Ex.: A gear is mounted onto a shaft by heat shrinking it on.
montieren
aufbauen
anbauen
mountings pl
Def.: devices designed to mount, attach, connect or fit a piece of equipment to another
Ex.: Resilient mountings to rotor, gearbox and generator are features designed specifically to reduce noise level.
Montiervorrichtung
Aufspannvorrichtung
Aufbauvorrichtung
multiple
Def.: property or quality indicating many or several identical components
Ex.: The multi-bladed windmills of former times rotated at low speeds while developing high torques, often a multiple of modern machines.
vielfach
Viel-
mehrfach

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
n-type conductivity
Def.: conductivity in a semiconductor caused by a flow of electrons
Ex.: The combined effect of n- and p-conductivity in a photo- voltaic cell is responsible for the flow of electricity.
n-Leitfähigkeit
N.T.P. abbreviation
Def.: temperature of 0º C and pressure of 1.013 x 105 pascals
Ex.: The volumes of gases are normally compared under N.T.P. conditions. N.T.P. is also S.T.P. (standard temperature and pressure).
Normaldruck und -temperatur
nacelle
Def.: outer casing which houses generator, gearbox, controller, main bearing, and shafts of a wind turbine
Ex.: A steel framed tower head nacelle assembly supports the turbine, transmission and generator.
Gondel
Maschinenhaus (einer Windenergieanlage)
nacelle bed
Def.: support or bottom of nacelle on which its internals are rested
Ex.: The nacelle bed has to be made from high-strength, rigid material to withstand heavy weights and loads.
Gondelboden
Gondelplatte
Gondelbett
natural frequency
Def.: frequency of free oscillation of any system
Ex.: A condition of resonance will result when the engine impulse frequency coincides with the natural frequency of the shaft.
Eigenfrequenz
needle
Def.: small, thin piece of polished steel, normally with a pointed end
Ex.: In engineering, needles are often used in precision instruments like in a compass, or for devices where accurate control is required, like in needle valves or bearings.
Nadel
network connection
Def.: linking (and feeding) to electricity grid
Ex.: The study addresses the total costs of an installation at several representative sites, including site construction and network connection.
Netzanschluß
Einspeisung ins Stromnetz
nip
Def.: to give (a screw nut) a certain degree of pre-tension on tightening
Ex.: The nut was given three turns from nipped.
vorspannen (Schrauben)
nitrogen
Def.: odourless, invisible, chemically inactive or inert gas
Ex.: Nitrogen is one constituent of air and is often used as a protective gas in engineering applications.
Stickstoff
no-load
Def.: condition under which a system is not active or not operating to perform work
Ex.: If running at no-load a turbine may be said to be idling.
Nullast
node
Def.: point of zero displacement in a system of standing waves or point on a curve or surface that can have more than one tangent
Ex.: The node may also be defined as a point or line of rest in a vibrating body.
Knoten
noise attenuation
Def.: decrease or reduction in sound or noise levels
Ex.: Noise attenuation can be brought about by increasing the distance from the source of noise or by erecting sound-reflecting structures in between.
Geräuschminderung
Geräuschdämpfung
Lärmminderung
noise control
Def.: measures taken to abate or reduce noise
Ex.: Blade design efforts are aimed at noise control.
Lärmbekämpfung
Geräuscheindämmung
noise level monitoring
Def.: checking and recording the amount of noise caused by machinery operation
Ex.: What were the measures used for the noise level monitoring?
Geräuschpegelüberwachung
Geräuschpegelkontrolle
noise regulation
Def.: rule, order or authoritative direction for reducing noise levels
Ex.: It is in the interest of the inhabitants living near WTG sites that noise regulations must be applied.
Lärmschutzbestimmung
non
Def.: prefix meaning that sth. is not of the nature or does not have the property of the word indicated
Ex.: A non-electrolyte is a substance that does not yield ions in solution.
Nicht-
notch
Def.: V-shaped cut on or in a material
Ex.: A notch is often cut into a material for destructive material testing purposes, such as in a notched bar impact test.
Nute
Kerbe
V-Nut
nut
Def.: small piece of metal with a threaded hole for screwing onto a bolt
Ex.: Among the various nuts used in engineering, the hexagonal nut is the most widely used.
Schraubenmutter
Mutter
nuts and bolts (jargon)
Def.: practical work or job on technical or engineering details
Ex.: After we have finalised the design work, let’s now talk ‘nuts and bolts’!
praktische Detailarbeit

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
O-ring
Def.: ring-shaped rubber or synthetic seal with a circular cross-section
Ex.: O-rings are commonly used to seal mechanical parts that move relative to each other.
O-Ringdichtung
O-Ring
Runddichtring
O-seal
Def.: ring-shaped rubber or synthetic seal with a circular cross- section
Ex.: O-seals are commonly used to seal mechanical parts that move relative to each other.
Runddichtring
O-Dichtring
oblique
Def.: sloping, slanting, inclined; not at a right angle
Ex.: An oblique angle that is greater than 90 degrees is also called an obtuse angle whereas one less than 90º is called an acute angle.
schräg
spitz (oder stumpf)
oblong
Def.: (figure) having four straight sides and angles at 90º; sth. longer than wide
Ex.: A shape that is oblong may also be a rectangle.
Rechteck
länglich
off-line
Def.: disconnected from a power supply or system, not in a working condition
Ex.: If wind speeds are too high the turbine is automatically taken off-line.
außer Betrieb
Off-line
off-peak
Def.: condition or state in which system does average work
Ex.: The wind farm’s low capacity can only handle off-peak loads.
Normalzustand
Durchschnitt-
off-position
Def.: (of a switch) indicating that flow of energy or material is disconnected
Ex.: Before plugging in the machine make sure (that) the power supply switch is in off-position.
Aus-Stellung
ausgeschalteter Zustand
oil seal
Def.: seal or packing preventing oil from leaking along a shaft
Ex.: Oil seals are used on gearbox and turbine shafts.
Wellendichtring
on-line
Def.: connected to a power system, or to a computer and controlled by it
Ex.: Never try to open the lid when the system is on-line.
On-Line
in Betrieb (befindlich)
on-position
Def.: (of a switch) indicating that a system is connected to an another operating or working system
Ex.: When in “on-position” an LED will be flickering.
Ein-Stellung
ein- oder angeschalteter Zustand
operate
Def.: (cause to) work, be in action, have an effect
Ex.: This machine has been operating for 3 months without failure.
betreiben
in Betrieb sein
betätigen
bedienen
operation
Def.: working, mode of action, functioning
Ex.: Push this button to put the machine into operation.
Betrieb
Arbeitsablauf
Funktion(sweise)
operator
Def.: person operating plant or machinery
Ex.: With most modern machinery the operator simply needs to monitor the proper operation of the equipment.
Betreiber
Bedienungsperson
order of magnitude
Def.: mathematical order of size, expressed to the nearest power of ten
Ex.: We have to think in a different order of magnitude to get a fair idea of the size of this project.
Größenordnung
orientation
Def.: positioning (of turbine) so as to face inflowing wind
Ex.: Vertical-axis turbines have been claimed to offer cheaper construction due to the elimination of orientation gear.
Ausrichtung
Orientierung
Nachführung
orifice
Def.: (outer) opening or mouth of container, die, nozzle or other piece of equipment
Ex.: The orifice of a grease pump might be clogged by hardened lubricant.
Öffnung
Düse
oscillate
Def.: (cause to) swing backwards and forwards; undergo high frequency alternations
Ex.: Dynamic wind loadings on the turbine may cause the blades to oscillate to an undesirable extent.
ausschwingen
schwingen
vibrieren
oszillieren
output
Def.: amount of power, energy, outgoing signal
Ex.: There is a close relation between annual energy output and annual mean wind speed.
Leistung
Leistungsabgabe
Produktion
Ausgangssignal
overhaul
Def.: to examine or check for possible repair or cleaning
Ex.: After 3000 hours of operation, the machine should be completely overhauled.
überholen
overlap
Def.: to cover partly by extending beyond one edge
Ex.: The two metal sheets must overlap sufficiently to allow proper welding.
überlappen
sich überschneiden
overload
Def.: to put too great a load on or charge into a system
Ex.: Running at too high a wind speed for several hours will certainly overload the whole power generating system.
überlasten
überbelasten
überladen
override
Def.: to eliminate, to take over control, to prevail over sth.
Ex.: The design also provides for overriding manual control of all functions.
ausschalten

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
packing
Def.: material used for sealing purposes between moving parts
Ex.: The packing used in a stuffing box prevents leakage.
Dichtung
Packung
pad
Def.: device or structure for supporting an object
Ex.: The wind turbine tower is bolted to its concrete pad.
Unterlage
Stütze
Fundament
pallet
Def.: large tray or platform used to transport heavy loads device supporting brake elements in a WTG
Ex.: We are adjusting the low torque brake that holds the arm of the top part of the pallet to the lower part.
Pallette
Bremsenblock
panel
Def.: board or other surface accommodating controls and instruments
Ex.: The instrument panel of an aircraft allows many functions to be checked and controlled.
Tafel
Brett
parallel
Def.: to run or operate at the same time; to connect sth. to sth. else at the same level
Ex.: Two or more turbines are parallelled to develop sufficient power.
parallel laufen
parallelschalten
part
Def.: item or component making up a whole object or system
Ex.: A consigment or shipment is accompanied by a parts list, the parts being spare parts, for example.
Teil
Stück
peak
Def.: highest point in a record of fluctuating figures
Ex.: During hours of high electricity consumption, power stations will operate at peak loads.
Spitze
Maximum
peak power output
Def.: maximum electricity output of a (wind) power plant
Ex.: One of the advantages offered by a base-line design WTG is a peak power output of 3.7 MW at 22 m/s wind speed.
Spitzenleistung
Spitzenstromangebot
pedestal
Def.: base for sth. to rest or be supported on; small control panel
Ex.: A built-in pedestal allows the operator to control turbine performance from the nacelle.
Ständer
Untergestell
Auflager
Bedienpult
performance
Def.: behaviour of a system or person under load or stress; process of carrying sth. out or through
Ex.: The excellent performance of the wind turbine generator includes low-noise operation, good availability and ease of maintenance. The company can be sued for non-performance of its contractual duties.
Leistung
Leistungsverhalten
Durchführung
performance data
Def.: information or data characterising the overall performance of a system
Ex.: Performance data for a turbine of 40 m at three pitch settings and a range of rotational speeds have been projected from the base-line characteristics.
Leistungsdaten (pl)
Leistungskenndaten (pl)
peripheral
Def.: of, on, forming an external boundary or surface (periphery); device in system to fulfil additional or auxiliary functions
Ex.: Due to the high peripheral speed of the rotor the rotor materials must be able to withstand considerable forces.
Umfangs-
peripher
Peripheriegerät
perpendicular
Def.: at an angle of 90º (to another line), upright
Ex.: The tower has to be erected in a perfectly perpendicular position to the floor.
senkrecht
lotrecht
physical state of matter
Def.: natural state in which matter exists at a particular temperature and pressure
Ex.: The three common physical states of matter are gaseous, liquid and solid.
Aggregatzustand der Materie
physicist
Def.: person being an expert in physics or studying physics
Ex.: Physicists cooperate with many other expert scientists and engineers in most fields of technology and engineering.
Physiker
physics pl
Def.: group of sciences dealing with matter and energy but usually excluding chemistry and biology
Ex.: Physics is essentially based on mathematics.
Physik
pile
Def.: heavy beam of timber, steel or concrete driven into ground; number of objects lying one upon the other
Ex.: Piles are driven into the ground as a foundation for a building.
Pfahl
Stapel
pillar
Def.: upright column or pedestal, usually of metal, as a support
Ex.: A machining table rests on shock-resistant pillars to ensure precision work.
Säule
Säulenständer
pilot plant
Def.: less than full-scale facility used to test production operations under industrial conditions
Ex.: A pilot plant can be installed directly on site to carry out full-scale testing.
Pilotanlage
pin
Def.: unthreaded bolt or peg of metal used for joining purposes
Ex.: The crank is fixed to the shaft using a pre-shrunk pin.
Bolzen
Stift
Zapfen
pipe
Def.: tube-shape conduit or duct for transporting liquids and gases
Ex.: Special care is taken to weld the steam pipes to the boiler.
Rohr
Rohrleitung
(Röhre)
pitch
Def.: angular setting of turbine or rotor blade along its longitudinal axis; (of a gear) path in teeth generation stepped off at certain points; (of a screw) distance between adjoining crests of the thread, measured parallel to the axis of the screw
Ex.: The base-line design centres around a two bladed fixed pitch turbine. Pitch is the distance measured along a line parallel to two successive flank lines of a gear.
Verstellung (Windkraftanlage: Rotorblatt)
Blattverstellung (Windkraftanlage: Rotorblatt)
Pitchregelung
Verdrehung (Windkraftanlage: Rotorblatt)
Teilung
Teilkreis
Steigung
Neigung
pitch bearing
Def.: see pitch and bearing
Blattverstellager
pitch control
Def.: angular setting of turbine or rotor blade along its longitudinal axis; (of a gear) path in teeth generation stepped off at certain points; (of a screw) distance between adjoining crests of the thread, measured parallel to the axis of the screw
Ex.: The base-line design centres around a two bladed fixed pitch turbine. Pitch is the distance measured along a line parallel to two successive flank lines of a gear.
Verstellung (Windkraftanlage: Rotorblatt)
Blattverstellung (Windkraftanlage: Rotorblatt)
Pitchregelung
Verdrehung (Windkraftanlage: Rotorblatt)
Teilung
Teilkreis
Steigung
Neigung
pitch gear
Def.: gear inside hub for changing the angle of the rotor blade in regard to the wind direction and in dependence on the wind speed
Ex.: A large WTG has the pitch of its blades controlled by a pitch gear whereas a small or medium-sized WTG is stall-controlled.
Verstellgetriebe
Blattverstelleinrichtung
Verstellmechanik
pitch sensor
Def.: device for gauging the pitch angle of a rotor blade
Ex.: Modern WTG rely on pitch sensors to adapt the turbine rotor to optimum wind conditions.
Anstellwinkelfühler
Blattstellfühler
Verstellsenso
pitch setting
Def.: angular setting of turbine or rotor blade along its longitudinal axis; (of a gear) path in teeth generation stepped off at certain points; (of a screw) distance between adjoining crests of the thread, measured parallel to the axis of the screw
Ex.: The base-line design centres around a two bladed fixed pitch turbine. Pitch is the distance measured along a line parallel to two successive flank lines of a gear.
pitch
pitch control
Verstellung (Windkraftanlage: Rotorblatt)
Blattverstellung (Windkraftanlage: Rotorblatt)
Pitchregelung
Verdrehung (Windkraftanlage: Rotorblatt)
Teilung
Teilkreis
Steigung
Neigung
pivotal point
Def.: central point or pin on which sth turns or rotates
Ex.: The rotor of a downwind WTG is installed behind the pivotal point of the nacelle.
Drehpunkt
plane
Def.: (imaginery) flat or level surface
Ex.: The inclined plane is an important device to show the forces of gravity and friction.
Ebene (Geometr.)
planning permission
Def.: official approval given by planning authority to go ahead with site identification and assessment before constructing WTGs
Ex.: Community Windpower Systems Ltd has been given planning permission for its demonstration project.
Baugenehmigung
Planungsgenehmigung
plant
Def.: equipment or machinery; factory or works
Ex.: A power plant may be an wind turbine generator.
Anlage
Betrieb
plastics
Def.: man-made material synthesized from chemical feedstocks
Ex.: One of the basic construction materials for turbine blades is glass-reinforced plastics.
Kunststoff
plate
Def.: flat thick sheet of metal or glass
Ex.: Plate metal is thicker than sheet metal.
Grobblech
Scheibe
Platte (Metall)
pliers pl
Def.: kind of pincers with long flat jaws, used for holding, bending or cutting wire
Ex.: A pair of pliers is one of the most vital tools of an electrician.
Drahtzange
plinth
Def.: square or circular base or block on which a structure stands
Ex.: The tower of the wind turbine is erected on a visible circular plinth.
Sockel
plot
Def.: plan, map or diagram representing connected points by lines
Ex.: Plots can nowadays be produced electronically by means of a plotter.
Zeichnung
Diagramm
Darstellung
polish
Def.: to surface-treat so as to obtain a smooth and shiny surface
Ex.: The blade’s surface has to be polished before being coated with a protective layer.
polieren
glätten
reinigen
pollutant
Def.: impurity or toxic substance that contaminates environment
Ex.: The most dangerous pollutants are produced from exhaust fumes and chemicals.
Schadstoff
Schmutz(stoff)
pollute
Def.: to destroy the purity or sanctity of environmental resources
Ex.: Wind turbine generators have the advantage of not polluting the environment.
verunreinigen
verschmutzen
belasten (Umwelt)
pollution
Def.: act or process of polluting
Ex.: Environmental pollution is one of the greatest problems faced by an industrialised society.
Verunreinigung
Verschmutzung
Belastung (Umwelt)
position
Def.: place, situation or orientation
Ex.: The blades of the turbine are moved into a feathered position.
Stellung
Stelle
Lage
potential
Def.: energy of an electric charge, expressed in volts
Ex.: The electric potential may also be called voltage.
Spannung
Potential
power
Def.: energy or force used to do work; work done within a unit of time; (short form for) electric power or electricity; quantity successively multiplied by itself
Ex.: The SI unit for power is watt. The power produced by this wind farm is being supplied into the national grid. 2 x 2 x 2 x 2 is 2 raised to the fourth power.
Kraft
Arbeit
Leistung
Strom (Elektro)
Elektrizität
Potenz (Mathem.)
power coefficient wind
Def.: ratio of power obtained from a wind turbine to power in the air stream impinging on the swept area of the turbine blades
Ex.: The maximum power coefficient is much less than 100 percent because air must be able to leave from behind a wind turbine, taking away energy.
Leistungskoeffizient
Leistungszahl
power delivery
Def.: act of making available or delivering electricity or power
Ex.: A central processor controls the normal conditions of power delivery.
Leistungsabgabe
Strombereitstellung
power density
Def.: (in wind energy conversion) amount of energy developed by the flowing air per unit of windsweptarea (W/m²)
Ex.: The southern North Sea coast offers an average annual wind energy potential of 3000 kWh/m² with a power density of 340 Watts per square metre.
Leistungsdichte
power lead
Def.: line or cable conducting electricity
Ex.: A green light will flicker up as soon as the power lead is connected to the machine.
Stromleitung
Stromkabel
Elektrokabel
power output
Def.: power produced or electricity generated or churned out
Ex.: Power output of a WTG increases as turbine diameter squared.
Leistung
Leistungsabgabe
Stromproduktion
power/weight ratio
Def.: relationship between the weight of a system and the power required to move or operate it
Ex.: The power/weight ratio is an important factor to assess the usefulness or efficiency of a system.
Leistungsgewicht
powerline
Def.: cable or line conducting high-voltage electricity via pylons or underground
Ex.: This specific site meets all criteria for a wind farm as it does not require any new powerlines because the existing grid lines crosses the site.
Hochspannungsleitung
Überlandleitung
pre-stress
Def.: (usually: pre-stressed) to strengthen concrete structure by having stretched cables inserted
Ex.: Pre-stressed concrete is used for building bridges having a wide span.
vorspannen
pre-tension
Def.: to put sth. under mechanical tension before using other force on it
Ex.: The bolts and studs of the tower sections are pre-tensioned before tightening the nuts.
vorspannen
precision
Def.: accuracy; freedom from error
Ex.: Modern machining and processing techniques require precision tools and instrumentation.
Präzision
Genauigkeit
prefab
Def.: (short for) pre-fabricated or manufactured in advance on the premises of a manufacturer
Ex.: In the building industry, most components are prefabs and are no longer made on site.
vorgefertigtes Teil (Bau)
pressure
Def.: force per unit area acting on a surface
Ex.: Absolute pressure is the pressure measured with respect to zero pressure.
Druck
prime
Def.: to apply a first protective coat of paint
Ex.: A polished metal surface will be primed before receiving a finish coating.
grundieren
prime mover
Def.: primary source of motive power, generally an engine or motor
Ex.: Wind or water were formerly the prime movers for mills.
Antriebsmaschine
Kraftmaschine
probe
Def.: device or instrument for examining or checking
Ex.: Probes are used to measure operating as well as atmospheric conditions such as temperature, humidity, etc.
Sonde
Meßfühler
procedure
Def.: order of taking steps or performing duties
Ex.: This procedure has to be followed closely to ensure proper operation of the system.
Verfahrensschritt
Verfahrensweise
process engineering
Def.: engineering discipline dealing with the design and implementation of processes and (unit) operations run in production plant
Ex.: Our process engineering department is in close contact with our design and production departments.
Verfahrenstechnik
Prozeßtechnik
process SUB
Def.: connected series of procedures or steps or events taking place naturally or in an engineering environment
Ex.: Turbine manufacturing is an industrial process whereas oxidation is a natural process.
Prozeß (Technik, Physik)
Verfahren
Vorgang
Ablauf
process VRB
Def.: to treat feedstock so as to change or modify its shape and/or nature in order to obtain a finished or semi-finishedproduct
Ex.: The thermoplastics material is processed into several layers covering the box beam of the blade structure.
verarbeiten
bearbeiten
progress report
Def.: description or statement reporting on the actual state of a project’s work done at certain time intervals
Ex.: A project manager must have progress reports at regular intervals to make the relevant decisions on the next steps.
Zwischenbericht
proof
Def.: giving safety or protection, able to resist or withstand
Ex.: Seaworthy packing should be water-proof, and batteries should be leak-proof.
dicht
fest
sicher
propel
Def.: to drive forward
Ex.: The turbine blades are propelled by wind forces alone.
antreiben
property
Def.: special quality that belongs to a material or substance
Ex.: The mechanical properties of the blade depend on the strength of the structural materials used for its construction.
Eigenschaft (Material)
public acceptance
Def.: willingness on the part of the public or local population to accept or tolerate sth.
Ex.: Public acceptance of large wind powered systems will feature as an important consideration.
Akzeptanz seitens der Öffentlichkeit
breite Akzeptanz
Akzeptanz durch die Bevölkerung
pulley
Def.: (grooved) wheel for ropes or chains used for lifting
Ex.: For smaller turbine blades, pulley blocks can be used to lift the blades or components of the nacelle.
Scheibe
Riemenscheibe
Führungsrolle (Technik)
pulse
Def.: brief increase in the magnitude of a quantity whose value is usually constant
Ex.: A pulse height analyser permits only voltage pulses of predetermined amplitudes to be passed to succeeding circuits.
Impuls
pylon
Def.: tower or steel framework for carrying overhead high-voltage electric cables

Ex.: Very tall electricity pylons will have to stand on very deep concrete foundations.

Pylon
Gittermast
Ausleger

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
quantity surveying
Def.: Collecting information on and calculating all the materials and their cost for designing and constructing a building
Ex.: In civil engineering, quantity surveying is essential for bidding in a tender invited by a client.
Baukostenkalkulation
Mengenberechnung (Bau)

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
race
Def.: component of a bearing which holds its load-carrying elements
Ex.: The race of a ball bearing is made of a wear-resistant metal alloy.
Laufring
Laufbahn (eines Lagers)
rack
Def.: rod, bar or rail with teeth or cogs into which the teeth of a wheel or pinion fit
Ex.: A rack and pinion gear is used to start an engine from the battery.
Verzahnung
Zahnstange
rake angle
Def.: angle at which a cutting tool is set to remove material
Ex.: A tool setter has to know the exact rake angle for each piece being machined.
Spanwinkel
rate SUB
Def.: relationship between an amount or unit of quantity and a unit of time
Ex.: It is considered unlikely that certain items such as network connections and controls would increase at a substantially lower rate.
Geschwindigkeit
Menge (pro Zeiteinheit)
rate VRB
Def.: to estimate or lay out the property or power of a system
Ex.: All major plant components have been designed to represent power delivery at any level up to rated value for apporximately 57 of the life time.
auslegen
einschätzen
rated power output
Def.: amount of electricity to be generated according to design specifications; amount of energy or work to be delivered as estimated by designer or manufacturer
Ex.: The rated power output for the various turbine concepts ranges from 1 to 6.5 MW.
Nennleistung
rating
Def.: power or output as laid out or rated by the manufacturer
Ex.: The engine’s rating is at 750 KW.
Nennleistung
ratio
Def.: numerical relation one quantity bears to another of the same kind
Ex.: 6 tons and 4 tons, and 30 and 20, are both in the ratio of 3 : 2.
Verhältnis
reading
Def.: figure or unit of measurement read from a dial or other display; act of reading it
Ex.: Only a carefully gauged measuring instrument provides an accurate reading.
Ablesung
Meßgröße
ready-mix
Def.: pre-fabricated mixture of cement, water and gravel ready to be cast on site
Ex.: Construction work was delayed due to the shortage of ready-mix.
Fertigbeton
ready-mixed concrete, ready-mix
Def.: pre-fabricated mixture of cement, water and gravel ready to be cast on site
Ex.: Construction work was delayed due to the shortage of ready-mix.
Fertigbeton
record
Def.: written account of facts; sound registered on disc; authentic evidence of sth.; small collection of data
Ex.: Make sure that everything that has been agreed on is on record.
Aufzeichnung
Unterlage (allg.)
Beleg (allg.)
Datensatz (EDV)
recorder
Def.: instrument recording the measure of a particular variable
Ex.: If it includes a direct-reading, or indicating, device a recorder may also be called an indicator-recorder.
Aufzeichungsgerät (Meßtech.)
Registriervorrichtung
rectangle
Def.: quadrilateral or four-sided shape with right angles between all four sides
Ex.: The groundplan of the lattice tower and its base is a rectangle.
Rechteck
rectangular
Def.: belonging to or related to a rectangle
Ex.: A rod normally has a round cross-section whereas a bar has a rectangular cross-section.
rechteckig
reduction
Def.: act or process of reducing the speed or number of rotation of a gear
Ex.: The speed of the turbine is controlled by a reduction unit.
Untersetzung (Mechanik)
reinforce
Def.: to strengthen a material by inserting steel rods or cables or glass fibres
Ex.: The blades of a wind turbine has sometimes a core of glass-reinforced plastic to increase their tensile strength.
verstärken
armieren
reject
Def.: waste; material thrown away or discarded as being useless
Ex.: Check the starting materials for flaws if the amount of rejects exceeds 5 per cent.
Ausschuß (Technik, Maschbau)
release
Def.: to cause to operate or activate; to free or set free
Ex.: This mechanism will be released by pushing the red button. The plume from the stack releases fumes and dust to atmosphere.
auslösen
freisetzen
reliability
Def.: quality (of machinery) of operating safely and without break- downs or frequent downtimes for repairs
Ex.: Economical mass production depends on the reliability of the manufacturing equipment.
service reliability
Betriebssicherheit
remote control
Def.: process or device allowing operations to be controlled from a distance
Ex.: The individual turbine generators of this wind farm can be started by remote control.
Fernbedienung
Fernsteuerung
renewable energy
Def.: energy that cannot be depleted or regenerates itself naturally
Ex.: It would be much kinder to the environment to produce electricity from renewable energy sources such as the wind, the tides, the sun and organic matter.
regenerative Energie
erneuerbare Energie
repairs pl
Def.: restoring damaged or worn (parts of) equipment to service condition
Ex.: Maintenance and repairs are jobs of a servicing engineer.
Reparatur
replacement
Def.: substitution of sth. for sth. of the same quality
Ex.: This machine cannot be repaired unless you have the adequate replacement parts available.
Ersatz
Austausch
research
Def.: investigation and studies undertaken to discover new facts or information
Ex.: Research and development (R & D) is part of any large-scale industrial manufacturing operation.
Forschung
Untersuchung
residence time
Def.: period of time a product remains in a process or processing unit of equipment to be finished or treated
Ex.: Production parameters must be controlled so as to reduce the residence time of a product in the production cycle.
Verweilzeit
Standzeit
resilient
Def.: able to quickly recover original shape or condition after being subjected to stress or excessive load
Ex.: The nacelle encloses the mechanical components and resilient mountings to rotor, gearbox and generator.
federnd
elastisch
resin
Def.: sticky, natural or synthetic substance that can be cast or moulded when soft and hardens in air
Ex.: The rotor blades are moulded in two halves from wood, glass fibre and epoxy resin.
Harz
Gußharz
resistance
Def.: potential difference between ends of conductor to electrical current flowing in the conductor; property of material to withstand corrosive and erosive attack
Ex.: Semiconductors have a lower resistance to current flow than insulators have. The materials should also be checked for their resistance to corrosion since they might be exposed to acid rain.
Widerstand (Elektro)
Festigkeit (Materialprüfung)
resistant
Def.: property of a material to withstand a force or aggressive material attack
Ex.: The surfaces of the wind energy plant are covered with a special coating to make them resistant to chemical attack.
widerstandsfähig
fest
respond
Def.: to react to or be activated by some force or energy
Ex.: The generator turbine will respond to a certain wind speed by starting to spin.
ansprechen (Physik)
response
Def.: reaction or behaviour to a stimulus (electronic or electric)
Ex.: After the signal arrived, the indicator showed immediate response to it.
Ansprechen (Technik)
Ansprechverhalten
retract
Def.: to draw in or back
Ex.: The spoilers are deployed by release of air pressure holding them in the retracted position.
zurückziehen
einziehen
anlegen
retrieval
Def.: process or act of recovering stored data
Ex.: Today’s high-end computers allow fast retrieval of data.
Abruf (EDV)
reverse
Def.: (to cause) to go in the opposite direction; to change the order of sth.
Ex.: Unexpected results may be obtained by reversing the order of process steps.
umkehren
umsteuern
revolution
Def.: complete turn of a wheel, shaft, axle, etc.; circle
Ex.: The speed of a shaft is also given as number of revolutions per second or minute (r.p.s. or r.p.m.; RPS or RPM).
Umdrehung
rig
Def.: any device or equipment put together for a special purpose
Ex.: A huge hoisting rig has to be erected to lift the nacelle to the tower head.
Gestell
Vorrichtung
Gerät
rigid
Def.: inelastic, stiff, unbending
Ex.: The tower structure has to be rigid to avoid too high a flexural stress on the structural components of the wind generator.
starr
steif
rigidity
Def.: property of being rigid
Ex.: The form of the lower section of the steel lattice tower has high implicit rigidity.
Starrheit
Steifigkeit
Verwindungsfestigkeit
rim
Def.: circular edge of a wheel or gear
Ex.: The rims of heavy-duty gear is made of high-grade steel.
Rand
Kranz
rivet SUB
Def.: metal pin or bolt for fastening metal plates
Ex.: Steel lattice towers are no longer assembled using rivets but by welding their beams and bracings together.
Niet
rivet VRB
Def.: to join by means of rivets
Ex.: The basic materials forms used to construct the turbine blades include rivetted aluminium alloy.
nieten
vernieten
mit Niete verbinden
robot
Def.: machine or electronically guided device that is automated and remote-controlled to perform specific operations
Ex.: Big car manufacturing shops have welding robots on their assembly lines.
Roboter
rod
Def.: (metal) bar of limited and circular diameter
Ex.: Many steel products are worked or machined from rod material.
Stange
Rundstange
roll
Def.: (to cause) to revolve between two surfaces; to make or become flat, smooth or level by pressing with cylinder
Ex.: The rolling balls in a ball bearing reduce friction. Sheet metal is produced by rolling pig-iron ingots.
rollen
walzen
roller
Def.: cylinder-shaped (metal) object for pressing, crushing, smoothing or printing
Ex.: Roller bearings can be used instead of ball bearings.
Rolle
Walze
root
Def.: one of the equal factors of a number or quantity; base or pedestal
Ex.: 4 is the square root of 16. The root line, nowadays called root cylinder, designates the surface between a gear’s tooth space.
Wurzel (allg. Mathem.)
Fuß (Maschbau)
rotary
Def.: moving round a central point
Ex.: The yaw of the tower head allows for a rotary movement of the turbine.
umlaufend
Dreh-
rotational frequency
Def.: number of cycles, oscillations or vibrations of a rotary motion or oscillation in unit time
Ex.: The fundamental torsional frequency is approximately 45 n, where n is rotational frequency.
Rotationsfrequenz
Umlauffrequenz
Drehfrequenz
rotor
Def.: rotating part of a machine or turbine, including blades and hub in a wind turbine
Ex.: The two-bladed rotor is connected to the hub by means of teeter hinges so as to compensate for vibrations due to high wind speeds and gusts.
Rotor
Windrad
Läufer (Elektro)
runaway
Def.: uncontrollable operation or rotation; excessive rotational speed (of turbine or rotor)
Ex.: The motor and friction brake operate alternately to avoid runaway in high wind speed conditions.
Durchgehen (Rotor oder Turbine)
unkontrollierter Betrieb
Überdrehen
rupture
Def.: breaking apart or bursting
Ex.: Rupture may occur when a high tensile stress is applied to an elastic material.
Bruch
Materialtrennung
rust
Def.: hydrated oxide of iron, formed on the surface of iron exposed to moisture and air
Ex.: Rust formation is prevented by coating iron or steel with an air-tight paint or varnish.
Rost

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
safety procedure
Def.: measures or actions taken to prevent, or protect from, risks
Ex.: Before starting work, everybody must be informed of the safety procedures in an emergency case.
Sicherheitsmaßnahme
Vorsichtsmaßnahme
safety regulation
Def.: rule, order or authorative direction intending to control the risk in a working environment
Ex.: In a factory, the safety engineer is responsible for safety regulations being strictly observed.
Sicherheitsbestimmung
sample
Def.: specimen; part of a whole showing what the rest is like
Ex.: In mass production, samples are drawn from time to time to check the quality standard of the product.
Probe
Muster
sander
Def.: grinding machine using medium-grain size as abrasives
Ex.: The metal surface will be smoothed with a sander before being polished.
Grobschleifmaschine
sandwich material
Def.: compound material having one strengthening or insulating layer bonded between two layers of different material
Ex.: Most modern building techniques use sandwich materials for reasons of saving cost.
Sandwich-Material
Verbundwerkstoff
scaffold
Def.: structure put up around a building during erection
Ex.: Scaffolds are nowadays made from metal rods or tubes to be bolted or jacked-in together.
Gerüst
Baugerüst
scale down
Def.: to reduce sth. in scale
Ex.: Remember that this scaled-down model will behave differently when scaled up to real size.
maßstäblich verkleinern
scale up
Def.: to increase sth. in scale
Ex.: Remember that this scaled-down model will behave differently when scaled up to real size.
maßstäblich vergrößern
scan
Def.: to run an electronic “eye” over an object to record it
Ex.: Scanning is an important feature in computer-aided design.
scannen
elektronisch einlesen
scatter
Def.: deflection of any radiation as a result of its interaction with matter
Ex.: Wind turbines, like other structures, may scatter electromagnetic signals.
streuen (Elektro)
schedule
Def.: list, table or statement of details, especially timing
Ex.: We have to hurry up the work as we are behind schedule.
Plan
Zeitplan
screw
Def.: metallic fastening device consisting of a cylindrical or conical shank, which is normally pointed and threaded, and a slotted head
Ex.: Screws are driven into or extracted from wood or metal using a screw extractor (formerly screw driver).
Schraube
screw extractor
Def.: tool used to turn a screw
Ex.: A screw extractor is sometimes also called a screw driver.
Schraubendreher
Schraubenzieher (veraltet)
seal
Def.: device used to make water- or air-tight or prevent leakage
Ex.: A seal may be a gasket used between stationary elements or a packing used between moving or rotating elements.
Dichtung
Abdichtung
sealant
Def.: substance or material used for sealing purposes
Ex.: Most sealants used in industry are made from plastics.
Dichtungsmittel
section
Def.: cut across an object (cross-section); outline so obtained
Ex.: Our steel sections on offer include T and double T sections.
Querschnitt
Profil
secure
Def.: to fasten, to fix safely
Ex.: The blades will have to be secured to the hub by means of strong bolts.
befestigen
halten
sichern
semi-finished product
Def.: processed but yet unfinished material used as starting product for making finished goods
Ex.: Steel bars or rods are often semi-finished products for further working in a rolling mill or machining shop.
Halbfertigprodukt
Halbzeug
semi-skilled
Def.: quality or level of skill acquired by on-the-job training
Ex.: Assembly lines are mostly staffed by semi-skilled workers.
angelernt
semiconductor
Def.: electrical conductor whose resistance decreases with rising temperature and the presence of impurities
Ex.: Well-known semiconductor materials include silicon.
Halbleiter
sensor
Def.: electronic device which is sensitive to environmental or contact factors
Ex.: The movement of the machine tool is controlled by a sensor attached with a probe.
Fühler
Taster
sensor junction box
Def.: box or case housing the connection points for transmitting sensor signals
Ex.: In a typical WTG assembly, the sensor junction box is located on top of the generator.
Sensoranschlußkasten
service reliability
Def.: quality (of machinery) of operating safely and without break- downs or frequent downtimes for repairs
Ex.: Economical mass production depends on the reliability of the manufacturing equipment.
reliability
Betriebssicherheit
set SUB
Def.: number of objects, machines, motors, etc. of the same kind
Ex.: A set of turbines is mounted on the same shaft coupled with an electric generator.
(Bau-)Satz
Aggregat
set VRB
Def.: to place in proper working position or condition, to make ready for operation
Ex.: Before starting to take measurements, set the dial to zero.
(ein)stellen
einrichten
shaft
Def.: bar or rod joining parts of machine or transmitting power
Ex.: The shaft will be supported by three roller bearings.
Welle (Mechanik)
shank
Def.: smooth part of the stem of a screw
Ex.: The outer diameter (OD) of the shank should match the ID of the bore hole as closely as possible.
Schaft
shear
Def.: to cut off by means of sharp-edged blades or shears
Ex.: In destructive material testing, steel rods are sheared to find out their shearing strength.
abscheren
abschneiden
sheet
Def.: thin plate of metal (sheet metal or metal sheeting)
Ex.: In many applications, plastics sheet is substituted for metal sheet.
dünnes Blech
shop
Def.: building or part of building where equipment is made or assembled or repaired
Ex.: In this shop you’ll see how the various nacelle components are assembled to make up the power and control unit of a wind turbine generator.
Betrieb
Werk(shalle)
short circuit
Def.: (accidental fault in wiring enabling) an electric current to flow without going through the resistance of the whole circuit
Ex.: A short circuit occurs if two terminals of an electrical supply with a potential difference are placed in contact. (The supply is said to be short-circuited or shorted).
Kurzschluß (Elektro)
shrinkage
Def.: process or degree of shrinking
Ex.: The component has to be oversized to allow for shrinkage after heat-treatment.
Schwund
Schwindung
shunt
Def.: (device for) reducing the amount of electric current flowing through a piece of apparatus
Ex.: This electrical shunt consists of a conductor connected in parallel with a galvanometer.
statische Parallelkapazität (Elektro)
Nebenschlußwiderstand
shut down VRB
Def.: to close (a factory), to end activity or operation of plant
Ex.: The functions fulfilled by a central microprocessor include shutting the wind turbine generator down at very high or low wind speeds.
stillsetzen
stillegen
abschalten
shut-down SUB
Def.: act of shuttingdown
Ex.: A central microprocessor also controls the shut-down of the plant at too high or low wind speeds.
Stillegung
Abschalten
Abschaltung
SI unit
Def.: unit of measurement as standardised according to the Système International d’Unités
Ex.: The SI units comprise seven base units and their derivatives.
SI-Einheit
site
Def.: place or location where sth. is (to be) built, constructed or assembled
Ex.: The concrete slabs for the structure will be made on site.
(Bau-)Stelle
Baugelände
Montageort
Standort
site identification
Def.: finding and selecting the most appropriate site or position for erecting and operating a WTG
Ex.: National Wind Power have enough experience to properly manage windpower projects from site identification to WTG operation and maintenance.
Standortbestimmung (Bau)
Standortauswahl
site location
Def.: finding and selecting the most appropriate site or position for erecting and operating a WTG
Ex.: National Wind Power have enough experience to properly manage windpower projects from site identification to WTG operation and maintenance.
Standortbestimmung (Bau)
Standortauswahl
siting
Def.: finding and selecting the most appropriate site or position for erecting and operating a WTG
Ex.: National Wind Power have enough experience to properly manage windpower projects from site identification to WTG operation and maintenance.
Standortbestimmung (Bau)
Standortauswahl
sketch
Def.: rough outline drawing
Ex.: Complicated objects can be better explained using a sketch rather than words.
Skizze
Handzeichung
skilled labour
Def.: person having acquired know-how and expertise by going through vocational or professional training and/or education
Ex.: These specialised tasks can only be performed by skilled labour.
Fachkraft
slab
Def.: thick, flat, usually square or rectangular piece of stone, concrete or other solid material
Ex.: Rooms formed within the tower by casting reinforced concrete slabs could accommodate switchgear, transformer, instrumentation and orientation gear control equipment.
Bramme (Metall)
Platte
Block
slip
Def.: undesirable and uncontrolled gliding or loss of grip; phenomenon caused by lower speed of field assembly in relation to rotating field of stator of induction rotor
Ex.: In spite of good turbine/generator torque matching there might still be a certain amount of slip at irregular wind speeds. Slip will increase when additional forces such as higher wind speed act on the shaft of the generator.
Schlupf (Mechanik)
Schlupf (Elektro)
slot
Def.: slit, groove or channel into which sth. fits or along which sth. slides
Ex.: You can have a narrow and deep slot in this plate using an appropriate milling cutter.
Nut
Schlitz
socket
Def.: hollow device into which sth fits or is plugged
Ex.: Plug the connection line into the wall socket !
Hülse
Fassung
Steckdose
solder
Def.: easily melted alloy used to join harder metals
Ex.: Soft solders melt in the range of 200 – 300º C, whereas brazing solders have a melting point over 800º C.
(Weich-)Lot
Lötmittel
solenoid
Def.: coil of wire wound uniformly on a cylindrical former, having a length that is large compared with its radius
Ex.: The braking system is provided with a solenoid to ensure reliable operation.
Selenoid
Magnetspule
Hub-Magnet
solid-state
Def.: quality of an electronic device consisting entirely of solids, i.e. of semiconductors, transistors, integratedcircuits, etc.
Ex.: Any solid-state circuitry is based on silicon chips or similar semiconductor material.
transistoriert
sonic level
Def.: loudness or sound level as perceived by human ear; audible threshold
Ex.: The blade tip speeds in most designs for large wind turbines are well below sonic levels.
Schallpegel
Geräuschpegel
sound power level
Def.: fundamental property of sound energy, usually expressed in decibel (dB) relative to one picowatt
Ex.: The data provided as part of a WTG specification should include the source sound power level of the machine.
Schalleistungspegel
space
Def.: to arrange things at certain distances from each other
Ex.: The wind turbines are spaced as closely as possible to make a wind farm of 100 machines.
in Abständen anbringen
in Abständen aufstellen
spacer
Def.: device for keeping parts or components apart from each other
Ex.: Use a spacer to avoid any contact between the two live wires.
Abstandsstück
Distanzstück
span
Def.: distance or part between the tips of a wind turbine blade
Ex.: The risk of blade deflection will grow with the wind speeds and the blade spans increasing.
Spannweite
spanner
Def.: tool for gripping and tightening nuts on bolts
Ex.: Use the appropriate spanner size to loosen or tighten these nuts.
Schraubenschlüssel
spare part
Def.: part(s) to replace broken or worn-out part of a machine
Ex.: Spare parts (spares) have to be checked for integrity and size before being delivered to customer.
Ersatzteil
Ersatzteile (pl)
spares pl
Def.: part(s) to replace broken or worn-out part of a machine
Ex.: Spare parts (spares) have to be checked for integrity and size before being delivered to customer.
Ersatzteil
Ersatzteile (pl)
spatial
Def.: relating to or existing in space
Ex.: The complex structure of this system can best be explained using a spatial model of it.
räumlich
Raum-
specification
Def.: definite and detailed statement of or instructions for work or services to be rendered
Ex.: The specifications shall also include the machinery and manpower required to transport the components of the wind turbine generator to the erection site.
Spezifikation
Beschreibung
Vorschrift
Leistungsverzeichnis
specimen
Def.: body or piece to be tested for special purposes
Ex.: This specimen bolt showed a high shearing strength under authentic test conditions.
Probe(körper)
Prüfling (Werkstoff)
speed
Def.: ratio of distance covered to time taken by a moving or rotating object or fluid
Ex.: The speed or velocity of wind is measured in metres per second or kilometers per hour whereas the speed of a shaft is measured in revolutions per minute (rpm or r.p.m.).
Geschwindigkeit
Drehzahl
speed constant
Def.: ratio of the circumferential speed of blade tips to speed of wind, depending on turbine rotor diameter
Ex.: The blades of a Vestas WD turbine are laid out for a speed constant of 35 rpm.
Schnellaufzahl
Schnelläufigkeit
spindle
Def.: bar or pin which rotates
Ex.: A spindle may both be a shaft or an axle.
Spindel
Achse
spinner
Def.: rotor head covering and protecting the hub, the blade bearing and the front stub of the rotor shaft and rotating together with the turbine in operation
Ex.: The spinner should be designed so as to offer the least possible resistance to the airstream and to reduce noise during operation.
Rotorhaube
Rotorkopf
spirit level
Def.: glass tube filled with water or alcohol containing a bubble, and incorporated in plane- or level-faced bar of wood or metal to check on levelness or slope
Ex.: After erection of this structure, use the spirit level to check whether it is at a 90 degree angle with the bottom !
Wasserwaage
spline
Def.: groove or slot
Ex.: The rotor is driven by a spline shaft.
(Keil-)Nut
spoiler
Def.: surface or spoiler hinged to trailing egde of rotor blade to control rotational speed
Ex.: At high wind speeds, the flaps are deployed and the generator is disconnected.
Steuerklappe
Rotorklappe
Flügelklappe
Klappe
sprocket
Def.: tooth(ed wheel) meshing with chain links or holes in belt, tape or film for transportation
Ex.: Some machinery are still being operated by sprocket drive.
Zahn(rad)
Antriebsrad
Zahnkranz
square
Def.: quadrilateral (bar section) having all its sides equal and all its angles right angles
Ex.: The square base of the lattice tower is bolted to the concrete foundations.
Quadrat
Vierkant
rechtwinklig
stainless
Def.: (metal alloy) resistant to rust and corrosion
Ex.: The rotor shaft is made of stainless steel.
korrosionsbeständig
rostfrei
Edel-
stall
Def.: (aerodynamics of WTG): disruption of fluid flow over blade due to excessive or insufficient wind speeds
Ex.: Some older versions of WTG are stall-controlled to protect them from damage due to excessive wind loads.
Strömungsabriß
Stall
stall control
Def.: control by stalling, i.e. disruption of air flow at the blade at high wind speeds, leading to shutdown of turbine to avoid damage
Ex.: In addition to stall control as a safety feature at high wind speeds, the wind turbine is also equipped with a high-torque disc brake.
“Stall”-Regelung
standard
Def.: (nationally or internationally) agreed quality or measurement of usual or common quality
Ex.: Standard associations deal with the standardisation of goods and products to ensure ease of exchange or replacement of standard components or spare parts.
Norm
normal
standby
Def.: ready-to-operate condition (in an emergency)
Ex.: All standby equipment has to be given the same care of maintenance as the operating equipment.
Reserve
Bereitschaft
standby diesel generator
Def.: diesel powered generator ready to be put into operation in case of need or emergency
Ex.: In the case of network connection loss, a 52.5 kVA, 415 V standby diesel generator is also included to maintain power supply to the orientation gear.
Reserve-Dieselgenerator
betriebsbereiter Ersatzgenerator
startup
Def.: (of rotor) beginning of rotation at minimum design wind speed
Ex.: The reason for introducing a variable-pitch capability on these machines was to assist with start-up.
Inbetriebnahme
Anlaufen
Anlauf-
state of the art
Def.: up-to-date state of research, know-how, or skill
Ex.: This invention involves an advance over the state of the art.
Stand der Technik
stationary
Def.: not moving or changing (place)
Ex.: The tower is the only stationary element of the wind power generator.
stationär
(orts)fest
ruhend
stator
Def.: fixed part of electric motor or generator containing the stationary electric circuits; device (in centrifugal pump) for converting kinetic energy of flow into pressure
Ex.: The stator of an induction motor should be inspected to ensure that the winding for the rotating field is properly installed.
Stator (Elektro)
Ständer (Elektro)
Leitapparat (Strömung)
steel
Def.: iron containing from 0.1 to 1.5 per cent carbon
Ex.: The properties of different steels vary according to the percentage of carbon and other metals present.
Stahl
(Eisen)
steel lattice tower
Def.: tower or pylon made of steel sections and supporting the nacelle of a WTG
Ex.: 1/72 scale models of steel lattice tower schemes have been made and used in photomontage work to be able to judge their acceptable appearance.
Stahlgitterturm
Stahlgittermast
stiffness
Def.: property of not bending or flexing under stress or load
Ex.: Internal bracing known as inverted K is used for inherent stiffness of the steel lattice tower scheme.
Steifigkeit
stock
Def.: store or supply of materials available for use or processing
Ex.: Production has to be reduced for shortage of stock.
Material
Gut
Werkstück
Lagerbestand
stop
Def.: device for stopping the movement of sth. at a fixed point
Ex.: The stop for the machining run will be set according to the length of the bar material.
Anschlag(svorrichtung)
storage
Def.: process, site, tank or other device for keeping sth. ready for (future) use or retrieval
Ex.: The storage of electricity has always posed severe problems whereas that of electronic data can easily be done on 3.5in diskettes or discs.
Lagerung
Speicherung (allg. EDV)
strain
Def.: ratio of dimensional change due to stress applied to a body to original or unstrained dimension
Ex.: Pressure and temperature have to be kept to a minimum to avoid excess strain on the structure.
Dehnung
Verformung
Belastung
strand
Def.: any of the threads or wires twisted together to make a rope, cable or in textile fabrics
Ex.: The strands of this non-rotting cable consist of synthetic monofilaments.
Strang
Ader (Elektro)
Litze
strength
Def.: ability to resist strain; power measured by numbers of persons present; quality of being strong (of physical shape)
Ex.: The impact strength of the metal is tested by a ball dropping from a certain height.
Festigkeit (Technik)
Stärke (allg.)
Kraft (Biologie)
strength-to-weight ratio
Def.: ratio of the strength of a material to its weight (in volume)
Ex.: This type of rotor blade has a bad strength-to-weight ratio.
Verhältnis von Festigkeit zu Gewicht
stress
Def.: force (per unit area) applied to a body (within its elastic limit) producing a corresponding strain
Ex.: The steel beam reponded elastically to the stress produced by the heavy load.
Beanspruchung
Spannung (Mechanik)
Belastung
stress/strain diagram
Def.: graph or diagram showing the ratio of stress to strain as a characteristic constant of a body or material
Ex.: Instead of being plotted in a stress/strain diagram, the characteristics of this material can also be given by its elastic modulus.
Spannungs-Dehnungs-Diagramm
stretch
Def.: to draw in longitudinal direction to improve strength
Ex.: Make sure that the stretching speed of the rollers is carefully controlled.
recken (Metall)
verstrecken
strecken
strip SUB
Def.: long narrow and flat piece of material
Ex.: The steel bar is being rolled into strips.
Band(stahl)
Streifen
strip VRB
Def.: to take apart/away or to dismantle; to remove part of sth.
Ex.: We had to strip down the motor to find the failed part.
zerlegen
abmontieren
structural
Def.: relating to structure or construction
Ex.: The main structural components can be assembled at the site.
Struktur-
Konstruktions-
Bau-
structure
Def.: way or form of organisation of sth.; building or construction
Ex.: The skeleton of this tower is an all-steel structure.
Struktur
Aufbau
Konstruktion
Bau(werk)
strut
Def.: piece of metal inserted in a framework to strengthen it
Ex.: The struts in this pylon should be strong enough to support it at high wind pressures.
Strebe
stud
Def.: small pin, bolt or pivot, generally with threaded shank
Ex.: The studs must have the exact diameter to fit into the bores.
Stiftschraube
Stift
Zapfen
stuffing box
Def.: complex device designed to receive sealing material or packing to prevent leakage along a rotating element
Ex.: In case of leakage remove the packing from the stuffing box and replace it.
Stopfbuchse
support engineering
Def.: device designed to bear weight or load, to prop sth. (up), to keep in place or serve as rest for another machine or a work
Ex.: A heavy bearing case is the main support for the rotor shaft.
Support (Maschbau)
Auflager
Stütze
Tragvorrichtung
Haltevorrichtung
Gestell
Lagerbock
surveying
Def.: measuring the earth’s or a landscape’s surface or a site for the purpose of building a structure
Ex.: Some engineering projects may require extensive surveying in order to determine the best location or site.
Vermessung
Landvermessung
suspend
Def.: to hang up; to remain hung up in the air or in place
Ex.: A large crane keeps the rotor blade suspended while it is bolted to the hub.
aufhängen
im Schwebezustand halten
swept area
Def.: area covered by rotating turbine blades through which the wind is flowing
Ex.: The swept area of the VESTAS WD turbine blades is 957 m.
überstrichene Fläche (vom Wind überstrichen)
überströmter Bereich
Windangriffsfläche
switch
Def.: device for making and breaking a path connection or an electric circuit
Ex.: Make sure all switches are at zero position before leaving the room.
Schalter
Weiche
switchgear
Def.: mechanical or electronic device for connecting or disconnecting links or flows of energy
Ex.: Decision for series production of transmission and generator will be based on the difference between reduced generator and switchgear cost and reduced cable and transformer cost.
Schaltvorrichtung
Schaltgerät
Schaltanlage
swivel
Def.: ring and pivot allowing rotation of one element without moving the other
Ex.: The cutting tool is supported on a swivel to permit roundabout machining.
Drehzapfen
synchronous generator
Def.: electric generator in which the field assembly always exactly follows the rotating field of the generator
Ex.: If a synchronous generator is connected directly to the Grid, its speed is invariably controlled by the frequency of grid power.
Synchrongenerator

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
T square
Def.: L- or T-shaped instrument for drawing or testing right angles
Ex.: The drawing board equipment for an engineer or draftsman includes a T square.
Zeichenschiene
table
Def.: list or orderly arrangement of facts, information, etc.; flat surface at raised level or elevation; level of underground water
Ex.: All the necessary details should be in the form of a table. Volcanic activity and erosion have shaped these table mountains. Due to years of drought, the water table has dropped considerably.
Tabelle
Tafel (allg. Geolog.)
Spiegel (wie in Grundwasserspiegel)
tackle
Def.: set of ropes and pulleys for lifting weights
Ex.: Unfavourable site conditions require the use of a tackle instead of a lift or crane.
Flaschenzug
take-over
Def.: act of handing or taking (a plant) over; purchasing
Ex.: After the trial runs and validation of all plant components, the wind turbine generator will be ready for take-over by the purchaser.
Übernahme (durch Auftraggeber)
Übergabe (an Auftraggeber)
tap SUB
Def.: special drill used to cut threads inside a tube or nut
Ex.: These nuts have to be rethreaded with a tap.
Gewindebohrer
tape
Def.: (graded) strip of special material (used for measuring, or magnetised to record data)
Ex.: This magnetic tape serves as a master from which mass- produced records are made.
Bandmaß
Band
Magnetband
taper SUB
Def.: cone-shaped length of rod or column; gradually reduced diameter
Ex.: The tower shows a slight taper from 3 meters diameter at the base to 2.5 meters at the head.
Kegel
Verjüngung
technical feasibility
Def.: ease of a project of being put into practice under technical and engineering aspects
Ex.: Considerable engineering effort is required to develop a sound justification for technical feasibility of the wind turbine generator (in terms of performance, life and safety).
technische Durchführbarkeit
technician
Def.: professionally skilled person doing technical work
Ex.: Engineers and technicians have to cooperate in this job.
Techniker
technique
Def.: technical or mechanical skill; method of doing sth. expertly
Ex.: These alloyed sheet metals can be joined only using a special welding technique.
Technik
Verfahren
Methode
teeter hinge
Def.: device in the rotor hub allowing the blades to be connected to it in a semi-rigid way to compensate for blade imbalances and vibrations
Ex.: The hub of the wind turbine holds the pitch bearing and the teeter hinge.
halbstarres Scharnier
Pendelgelenk
Pendellager
teetered hub
Def.: hub equipped with teeterhinges
Ex.: These twin blades, mounted on a teetered hub, are each 16 metres in length.
Pendelnabe
tensile strength
Def.: resistance of material to pulling stress
Ex.: The cables holding a wind turbine tower or pylon must have a very high tensile strength.
Zugfestigkeit
Zerreißfestigkeit
tension
Def.: voltage; effect of the forces of attraction existing between the molecules of a substance; stretching or being stretched
Ex.: Keep away from the high tension wires! The load in tension on the test specimen was increased to such a degree as to cause it to break.
Spannung (allg. Elektro)
Zug (Mechanik)
terminal voltage
Def.: voltage or tension prevailing at the point an electrical connection is made or current enters or leaves a piece of electric equipment
Ex.: Cost and weights of both synchronous and induction machines have been considered and the influence of terminal voltage examined.
Klemmspannung
testing of materials
Def.: examination or trial to determine material properties
Ex.: Destructive testing of materials is being replaced by non- destructive methods.
Werkstoffprüfung
thread
Def.: spiral ridge cut round the outside or inside of a rod or pipe-shaped section (of metal)
Ex.: Female threads are usually cut using a tap.
Gewinde
three-phase current
Def.: type of current operating on three phases instead of two, as with direct or alternating current
Ex.: Heavy-duty electric equipment should be connected to a three-phase current supply.
Drehstrom
threshold
Def.: lowest value of any stimulus, signal, or agency producing a specified effect
Ex.: In wind turbine noise measurement, the threshold of hearing is defined to be 0dB for sound pressure.
Schwelle (Physik)
thrust
Def.: propulsive force resulting from ejection of gases; stress or axial pressure on (part of) structure
Ex.: The turbine blades are propelled not by the thrust of the wind but by its uplift action.
Schub
Druck
tie-bar
Def.: (metal) rod or rail joining two beams or pillars
Ex.: Turbine blades braced to each other and a forward support by metal tie-bars may cause more noise when operating than unbraced ones.
Verbindungsstange
Verbindungssteg
Verbindungsschiene
timer
Def.: time control device for triggering operation automatically; plan or calendar for scheduling purposes
Ex.: Set the mode switch to TIMER to record your programme at the time desired.
Zeituhr
Zeitschalter
Terminkalender
tip of rotor blade
Def.: far end of a WTG’s rotor blade whose pitch may be variable
Ex.: Rotor speed is measured at the blade tip to determine its tip-speed ratio.
Spitze (eines Rotorblattes)
tip-speed ratio
Def.: ratio of blade tip speed to wind speed
Ex.: A WTG’s efficiency is dependent on the tip-speed ratio being kept constant.
tip-speed constant
Schnellaufzahl
tonal noise
Def.: sound intensity of a certain frequency perceived by the human ear as disturbing
Ex.: The tonal noise relates to the nuisance of a particular frequency or tone.
tonales Geräusch
Tongeräusch
tool
Def.: instrument or implement used to perform (mechanical) work
Ex.: Tool setting for a machine tool is a highly specialised job.
Werkzeug
Meißel
tooth
Def.: cutting part of a saw; meshing part of a gear
Ex.: Tooth design has to be such as to enable the user of a saw to do an efficient job or to allow the teeth of two gears to mesh without too much friction.
Zahn (Mechanik)
top controller
Def.: system located in the nacelle of a wind turbine generator used to control its individual functions and operations
Ex.: The Vestas WD turbine manufactured in Denmark has a top controller installed inside the nacelle housing.
Regelsystem in der Gondel
torque
Def.: force, moment of force or system of forces producing torsion, a twisting stress or rotary motion
Ex.: Normal speed control of the turbine system is achieved by inherent matching of the aerodynamic torque-speed curve of the turbine to that of the induction generator.
Kräftepaar
Drehmoment
Anziehmoment
torsion
Def.: twisting about an axis produced by the action of two opposing couples of forces acting in parallel planes
Ex.: The specimen was subjected to a torsion test to prove its rigidity.
Torsion
Drehung
Verwindung
torsional stiffness
Def.: resistance (of material or structure) to stress caused by torsion
Ex.: Horizontal bracing is incorporated at several levels of the lattice tower to increase torsional stiffness.
Verwindungssteifigkeit
tower head
Def.: top of WTG lattice or concrete tower supporting the nacelle
Ex.: Attention should be focussed on features without practical precedent such as the turbine and tower head.
Turmkopf
Turmkrone
Turmspitze
trailing edge
Def.: downwind edge of a wing, propeller or rotor blade
Ex.: The blade aerofoil section is formed by attaching leading and trailing edge fairings to a spanwise box beam.
Hinterkante
trainee
Def.: apprentice; person being trained for a job
Ex.: Our factory can accommodate 250 trainees.
Auszubildender
Lehrling
training
Def.: teaching sb. to enable him or her to do a skilled or semi-skilled job
Ex.: In many countries, workers get their job qualifications by on-the-job training.
Ausbildung
Einarbeitung
transducer
Def.: device that receives and supplies electrical, acoustical, or mechanical waves (not always of same type) from and to one or more media or transmission systems
Ex.: If a transducer derives energy from sources other than the input waves it is said to be “active”.
Meß(wert)geber
Umformer
Wandler
transformer
Def.: electrical apparatus enabling the potential of an alternating current supply to be raised or lowered
Ex.: At the wind generator site a 5 MVA, 3.3/33 kV transformer with a 3.3 kV switchgear and battery installation will be required.
Transformator
transient
Def.: short-lived oscillation in a system caused by sudden change (of voltage, current, or load)
Ex.: The wind tunnel controller will have to cope with many pressure and temperature transients.
vorübergehend
instationär
Übergangs-
Ausgleichs-
Stoß-
transition
Def.: change or transformation in structure, state or configuration
Ex.: An atomic nucleus undergoes nuclear transition if its figuration changes.
Übergang
Umwandlung
transmission
Def.: act or process of passing on or translating force, power or energy using electrical, electronic, or mechanical devices
Ex.: Transmission of the high-speed movement is effected by a reduction gear.
(Kraft)übertragung
Übersetzung (Mechanik)
transverse
Def.: in a direction at right angles to the length of an object
Ex.: The transverse strength of the alloy is being tested in a transverse bend test.
quer
transversal
trial
Def.: test or test run; check-up
Ex.: Prior to commissioning the machine, we ‘ll have to give it a trial run.
Versuch
Probelauf
Erprobung
Prüfung
trial and error method
Def.: method of solving problem by making tests until error is found and eliminated
Ex.: Many process parameters can only be established by the trial and error method.
empirisches Verfahren
Annäherungsverfahren
Ausprobieren
triangle
Def.: plane figure bounded by three straight lines, their angles totalling 180º
Ex.: The area of a triangle may be given by the expression: ½ x base x height.
Dreieck
trigger
Def.: device or signal for initiating motion or control
Ex.: Actuate the trigger to set the mechanism in motion !
Auslöser
Steuerimpuls
trim
Def.: to cut off excess or surplus material to give finish
Ex.: The casting has to be trimmed to remove any burrs.
beschneiden
entgraten
putzen
feinbearbeiten
troubleshoot
Def.: to find and remove (operational) problems
Ex.: Computer simulation is helping a great deal in troubleshooting.
Störungen suchen und beseitigen
Probleme feststellen und lösen
truck (AE), lorry (BE)
Def.: automotive vehicle used for transporting freight by road
Ex.: The individual tower sections are transported to the construction site by means of special low-platform lorries.
Lastkraftwagen
Lastwagen
LKW (Abkürzung)
truss
Def.: ( beam or girder in a ) metal framework supporting a structure
Ex.: Maintenance of the truss tower requires close inspection of the rivetted joints and of the girder integrity.
Strebe
Stütze
Fachwerk
tube
Def.: long hollow cylinder of solid or elastic material
Ex.: The metal ingot can be drawn to produce tubes and wires.
Rohr
Röhre (veraltet)
Schlauch
tubular
Def.: referring to or having the shape of a tube
Ex.: The tubular design of the lattices may give the wind tower more strength than the flat bar design.
rohrförmig
Rohr-
turbine
Def.: machine whose shaft is rotated by the impact or reaction of a current of fluid upon blades of a wheel or rotor
Ex.: The base-line design centres around a two-bladed all steel turbine operating at a speed of 34.1 rpm.
Turbine
turnkey system
Def.: system ready for immediate use or operation
Ex.: This turnkey system has been designed and assembled to meet your exact requirements.
betriebsbereites System
schlüsselfertiges System
twin blade machine
Def.: WTG whose rotor is equipped with two blades
Ex.: Two- and three-bladed WTGs are able to generate alternating current provided their rotors spin at a constant speed.
Zweiflügler
twist
Def.: to turn the two ends of an object in opposite directions (thus bending it out of shape), often with negative meaning
Ex.: Be careful not to twist the shaft by subjecting it to too high a torque !
verdrehen
verwinden
verdrillen
two-bladed wind turbine generator
Def.: WTG whose rotor is equipped with two blades
Ex.: Two- and three-bladed WTGs are able to generate alternating current provided their rotors spin at a constant speed.
Zweiflügler
twin blade machine
Def.: WTG whose rotor is equipped with two blades
Ex.: Two- and three-bladed WTGs are able to generate alternating current provided their rotors spin at a constant speed.
Zweiflügler

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
unit
Def.: quantity or dimension adopted as a standard of measurement; (similar) pieces of equipment making a whole or plant
Ex.: A yard is a unit of length in Anglosaxon countries. The power unit of this station consists of two diesel engines.
(Maß-)Einheit
Anlage (Ausrüstung)
Aggregat (Maschine)
unity
Def.: term representing the figure of 1
Ex.: The indicator needle stands at unity.
eins
upgrade
Def.: to improve in quality, to give a higher grade
Ex.: The alloy can be upgraded by adding a higher amount of nickel.
verbessern
steigern (Qualität)
uplift
Def.: force acting on object in moving fluid, perpendicular to relative direction of motion
Ex.: On a wind turbine blade lift moves the blades sideways to produce rotation.
Auftrieb
Auftriebskraft
upset
Def.: to make or cause (cylinder, shank or stem) to shorten and bulge
Ex.: The rivet is fixed by upsetting its shank.
stauchen
anstauchen
upwind of
Def.: facing the prevailing wind direction
Ex.: The turbine operates upwind of the tower with its horizontal axis 45 m above the ground.
vor dem Wind
im Wind
luvseitig
upwind wind turbine generator
Def.: WTG having its rotor installed upwind facing the prevailing wind direction
Ex.: The model represents a three-bladed, rigid hub, fixed-speed, upwind WTG having full-span pitch control.
Luv-Läufer
upwind WTG abbreviation
Def.: WTG having its rotor installed upwind facing the prevailing wind direction
Ex.: The model represents a three-bladed, rigid hub, fixed-speed, upwind WTG having full-span pitch control.
Luv-Läufer
utility
Def.: public service or network for supplying water, electricity, gas or transportation
Ex.: Many manufacturing companies are dependent on the public utilities for their power needs.
Versorgungseinrichtung
Versorgungsleitung

 

v

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
validation
Def.: examination as to whether a machine or plant operates as designed
Ex.: Before being commissioned the wind turbine generator will have to go through a complex validation procedure.
Validierung
Prüfung (auf Richtigkeit oder Zuverlässigkeit)
valve
Def.: mechanical device for controlling the flow of a fluid in a tube by opening or closing it
Ex.: Check with the hydraulic valves to make sure they respond properly !
Ventil
variable
Def.: symbol or term that assumes different numerical values, or to which different numerical values may be assigned,
Ex.: A dependent variable has its value determined by other variables.
Variable
Größe (Mathem.)
Wert (Meßtech.)
variable speed control
Def.: device or process allowing the number of revolutions per minute (rpm) of a drive shaft to be varied according to power input
Ex.: Variable speed control of the turbine shaft is provided at two different speeds only.
Drehzahlregler
Drehzahlregelung
velocity
Def.: vector of speed or rate of displacement in a given direction
Ex.: The rate at which one body changes its position with respect to another one is called relative velocity.
Geschwindigkeit
vertical-axis turbine
Def.: wind turbine whose axle or shaft is in vertical direction or position
Ex.: The Darrieus rotor is one of best-known vertical-axis turbines.
Turbine mit vertikaler Achse
vertikalachsige Turbine
Vertikalachsenrotor
visual impact
Def.: optical effect produced e.g. by or appearance of WTG or wind farm to viewer (sometimes considered to be a nuisance or disturbance to landscape)
Ex.: The main objection to wind farms is the visual impact or intrusion in landscale terms.
optische Auswirkung
optische Beeinträchtigung
Auffälligkeit
visual intrusion
Def.: optical effect produced e.g. by or appearance of WTG or wind farm to viewer (sometimes considered to be a nuisance or disturbance to landscape)
Ex.: The main objection to wind farms is the visual impact or intrusion in landscale terms.
optische Auswirkung
optische Beeinträchtigung
Auffälligkeit
visual obtrusiveness
Def.: optical effect produced e.g. by or appearance of WTG or wind farm to viewer (sometimes considered to be a nuisance or disturbance to landscape)
Ex.: The main objection to wind farms is the visual impact or intrusion in landscale terms.
optische Auswirkung
optische Beeinträchtigung
Auffälligkeit
void
Def.: cavity or empty space inside a structure or material; flaw
Ex.: The molten material must be poured slowly and carefully to avoid any voids in the casting.
Hohlraum
Leerstelle
Fehlstelle
Lunker (Metall)
Blase
voltage
Def.: potential, potential difference, or electromotive force of a supply of electricity, measured in volts
Ex.: High-voltage cables have to be protected by thick insulating sheathings.
Spannung (Elektro)
voltage drop
Def.: sudden fall or decrease in electrical tension
Ex.: The voltage drop on starting a wind turbine can be contained within normally acceptable limits.
Spannungsabfall
Spannungsverlust
vortex
Def.: whirling mass of fluid produced by two adjacent fluid streams flowing at different velocities
Ex.: The possibility of danger to birds or bats from entrainment in the downwind vortex of a WTG is considered as a small risk.
Wirbel
Luftwirbel
Strudel

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
warp
Def.: (to cause) to become bent or twisted from usual or natural shape or form
Ex.: If exposed to high temperatures, the material will warp.
sich verziehen (Mechanik)
sich verwerfen
verwinden
washer
Def.: small flat ring of metal, plastics, or rubber for adjusting and/or sealing purposes
Ex.: Use one or two washers unless you can tighten the bolt hard enough to stop the leakage.
Scheibe
Unterlegscheibe
Dichtring
wear
Def.: process or degree of being used (up) to a less useful condition
Ex.: Wear tests have shown that these machine components have a service life of several thousand hours.
Verschleiß
Abnutzung
wedge
Def.: V-shaped piece of hard or solid material
Ex.: The machine base has to be aligned carefully using wedges or other appropriate shims.
Keil
weight
Def.: attractive force of the Earth on a given mass
Ex.: The weight of a body depends on its geographical position.
Gewicht
weld SUB
Def.: seam or spot where metal parts are or have been joined by fusing their edges using an oxy-acetylene flame or an electric arc
Ex.: Welds under heavy stresses must be carefully checked for flaws.
Schweißnaht
Schweißstelle
weld VRB
Def.: to join metal parts by fusing their edges using an oxy-acetylene flame or an electric arc
Ex.: The beams and tie-bars of the lattice tower are joined by rivetting or welding.
schweißen
width
Def.: quality or state of being wide; measurement from side to side
Ex.: The height and length of the box should not exceed 5 feet while its width should be at least 2 feet.
Breite
Dickte
winch
Def.: stationary machine for hoisting or pulling; windlass
Ex.: Heavy loads can best be moved using a power winch.
Winde
wind direction sensor
Def.: device indicating prevailing wind direction for nacelle yaw control
Ex.: The data obtained from the wind direction sensor are converted into nacelle movements via the yaw gear.
Windrichtungsgeber
wind force
Def.: pressure exerted by flowing air and measured on the Beaufort-scale in terms of wind speeds
Ex.: A two-speed wind turbine is better suited to face varying wind forces.
Windstärke
wind regime
Def.: condition(s) of prevailing wind direction
Ex.: Optimum siting of a wind turbine will depend on extensive research into and analysis of wind regimes.
Windverhältnisse (pl)
wind strength, wind force
Def.: pressure exerted by flowing air and measured on the Beaufort-scale in terms of wind speeds
Ex.: A two-speed wind turbine is better suited to face varying wind forces.
Windstärke
wind turbine
Def.: (short for) wind; wind-driven rotor as main component of WTG
Ex.: Small wind turbines may be multi-bladed machines used for pumping water in remote areas.
Windturbine
Windenergiekonverter
Windkraftanlage
wind turbine generator
Def.: wind-driven electricity generating plant including a tower, a nacelle, a rotor, a gearbox and an electric generator as its main components
Ex.: Noise is perceived as an intrusive aspect of wind turbine generators.
Windkraftanlage
Windenergieanlage
Windenergiekonverter
WKA
wind farm
Def.: array or group of wind turbine generators controlled from a central panel
Ex.: The 10 turbines of this wind farm have an annual output of about 12 million Kw hours.
Windenergiepark
Windpark
winding
Def.: wound length of wire or coil of wire around an armature
Ex.: The short circuit was caused by a melt-down of the armature winding.
Windung
Wicklung (Elektro)
windswept area
Def.: area or space through which the rotor blades spin or which is covered by the blades in rotation; area over which the wind blows or which is exposed to the wind
Ex.: The windswept area of the blades is 957 m. We need a sparsely populated and windswept area if we consider erecting a wind turbine generator.
Windangriffsfläche
vom Wind überstrichene Fläche
dem Wind ausgesetzte Fläche
windvane
Def.: blade of propeller or other flat surface acted upon by a fluid to control, or be controlled by, fluid flow
Ex.: Small wind energy rotors have windvanes attached to their nacelles to turn the rotors so as to face the wind.
Windfahne
Flügel
Richtungsfahne
wire
Def.: (piece or length of) metallic thread
Ex.: Electricity is best conducted by copper wire.
Draht
Leine
Kabel
wiring
Def.: (process of installing) electric circuits
Ex.: Installation of a complex electric system requires a wiring diagram.
Verdrahtung
Verkabelung
Schaltverbindung
wood-pole
Def.: tall upright wooden mast used for high-voltage current transmission
Ex.: Although power transmission from the site of a WTG in its immediate vicinity will be underground, wood-pole transmission would have to be used for long distances.
Holzmast
work SUB
Def.: performance done by a force when it moves its point of application through a certain distance; piece of material being worked (on)
Ex.: The SI unit of work is the joule. Make sure the work is securely fixed when using a power tool on it.
Arbeit
Werkstück
work VRB
Def.: (of a machine) to operate; to shape material without removing chips
Ex.: A machine needs regular maintenance to work properly. Metal working by casting usually requires high temperatures.
arbeiten
funktionieren
spanlos bearbeiten
workload
Def.: amount of work being done or to be done
Ex.: The workforce has to be increased to cope with the high workload.
Arbeitsbelastung
Arbeitsumfang
workmanship
Def.: quality as seen in work done; skill of person in doing work
Ex.: Our products show excellent workmanship.
Ausführung
Fertigungsgüte
workshop
Def.: room or building where work is being done
Ex.: You better take your car to the workshop for repair instead of trying to do it yourself !
Werkstatt
Werkshalle
Betriebsstätte
Betrieb
wrench
Def.: tool for gripping and turning nut, bolts, etc.; spanner
Ex.: Apply some grease or oil to the nut before trying the wrench on it.
(Schrauben-)Schlüssel
WTG abbreviation
Def.: wind-driven electricity generating plant including a tower, a nacelle, a rotor, a gearbox and an electric generator as its main components
Ex.: Noise is perceived as an intrusive aspect of wind turbine generators.
Windkraftanlage
Windenergieanlage
Windenergiekonverter
WKA

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
yaw
Def.: to turn rotor axis in a horizontal plane around the centre of tower
Ex.: The nacelle has to be yawed to turn the rotor into the wind direction.
der Windrichtung nachführen
in Windrichtung drehen
gieren
yaw bearing
Def.: support for the yaw drive shaft
Ex.: The yaw bearing has to be well lubricated to avoid friction.
Azimutantriebslager
Lager für die Windrichtungsnachführung
Gierlager
yaw brake
Def.: device for reducing and/or stopping movement of the nacelle about its vertical axis
Ex.: The yaw brake is applied as soon as the yaw drive has moved the nacelle into such a position as to make the turbine rotor face the wind.
Azimutbremse
Gierbremse
Windnachführbremse
yaw control
Def.: motor or hydraulic unit for moving the nacelle about its vertical axis, thus turning the rotor blades so as to face the wind
Ex.: The yaw brake is applied as soon as the yaw drive has moved the nacelle into such a position as to make the turbine rotor face the wind.
Azimutantrieb
Windrichtungsnachführung (als Vorrichtung)
Richtungsstellmotor
yaw drive
Def.: motor or hydraulic unit for moving the nacelle about its vertical axis, thus turning the rotor blades so as to face the wind
Ex.: The yaw brake is applied as soon as the yaw drive has moved the nacelle into such a position as to make the turbine rotor face the wind.
Azimutantrieb
Windrichtungsnachführung (als Vorrichtung)
Richtungsstellmotor
yaw gear
Def.: gearbox as part of the gear drive to move the nacelle about its vertical axis
Ex.: Yaw gear failure accounted for a number of WTG downtimes during the reported year.
Giergetriebe
Azimuthgetriebe
Richtungsstellgetriebe
yield
Def.: amount produced or generated (in a process)
Ex.: The electricity yield obtained from the 32 WTGs in 1991 amounted to a total of 2.7m kWh.
Ausbeute
Ertrag
yield point
Def.: elastic limit at which material under stress or tension is deformed
Ex.: The higher the tensile strength of a steel grade the higher its yield point.
Fließgrenze
Belastungsgrenze

 

 

a b c d e f g h i j k l m n o p q r s t u v w x y z
zero
Def.: figure 0; starting point of any scale of measurement
Ex.: The mathematical product of 25 times 0 equals zero.
Null (Mathem.)