ABB风力发电机 风力涡轮发电机应用于所有涡轮机的可靠技术（英文介绍）.pdf

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Windturbinegenerators

Reliabletechnologyforallturbine

applications

Weprovidemotorsand

generators,servicesand

expertisetosaveenergyand

improvecustomers’processes

overthetotallifecycleofour

products,andbeyond.

2ABBWindturbinegenerators

Inductiongenerators

ABBinductiongeneratorsutilizeprovendesigntechniques

andstateoftheartwindingtechnology.Generatorscanbe

madebasedonstandardorcustomsolutionsaccordingto

customers´needs.

Fixedspeedgenerator

Thetraditionalstallconceptwiththegeneratordirectly

coupledtothegrid.

Variousdesignsforawiderangeofpurposes:

fromsingle-totwo-speed,air-and

water-coolingtocastironandweldedhousings.

Simpleandrobust

Typicalratedspeed1000–1500rpm,4–6poles

Normallypowersfrom1MWto2MW

Doubly-fedgenerator

Mainstreamconceptconsistingofadirectonlinestator

andawoundrotorconnectedtothegridusingafrequency

converter.Arotationalspeedrangelimitedbytheconverter

powerratingisobtained,aswellashigherutilizationofwind

gusts.

Thegeneratortorqueisregulatedbytheconverter,which

guaranteesaconstantstatorfrequencyandenablesahigh

energyyieldwithgoodpowerquality.Atpeakloadthepower

islimitedbythepitchcontrol.

Economicalwaytoobtainvariablespeedandsupplyreactivepower,

andtoincreaseenergyyieldatlowwindspeeds

Simpleturbineconstructionandincreasedreliabilitybyreducedtorque

loadsinthedrivetrain

Typicalratedspeed1000–1500rpm,4–6poles

Normallypowersfrom1.5MWto5MW

Fullvariablespeedgenerator

Thefullspeedrangeofthegen