德国vensys直驱风力发电机组资料(英文)

1、VENSYS GearlessTechnologyHigh Energy Production plusBuilt-in ReliabilityOurhistory¾1990:Start as Research Group forWind Energyat theUniversity of AppliedSciencesin Saarbruecken.-Basic researchof gearlesswind energyconverters-Pre-developmentof generatorsforSiemens and Thyssen.¾1995:Requestf

2、romGenesys“companyto developa 600 kW gearlessWEC-Erectionof theprototypein 1997-3.5 yearsof operationexperience¾2000:Formation of theVensys Energiesysteme GmbH & Co. KG.-Developmentof theVensys 62with1200 kW ratedpower-Erectionof theprototypein Mai 2003-Erectionof 2 othermachinesin China an

3、d in Canada¾Otherdevelopments:-Vensys 64with1200 kW ratedpower(developmentfinishedin 2005)-Vensys 70and Vensys 77with1500 kW ratedpower(developmentfinishedin 2006)-Vensys 92with2500 kW ratedpower(ongoingdevelopment)Erectionof theprototypeGenesys600Erectionof theprototypeGenesys600 in Freisen, S

4、aarland in 1997Source: Windenergie AktuellIssueMarch1997Main towertopcomponents1Rotor blade2Cast hub3Pitch drives4Generator rotor5Generator stator6Base frame7Tower1563247VENSYS GearlessTechnologySimple design with fewer components built-in reliabilityPassive coolingsystemMagnetsWindRotorIron corewit

5、hwindingsCoolingChannelStatorComparisonof directdrivesystemsRotorMagnetsStatorStatorSlip ringExcitationcoilsVENSYS permanentmagnetgeneratorconventional direct drive generatorDesign GeneratorStatorBearingWindingPermanent MagnetsRotorCoreÆPermanent magnetexcitationhigh efficiencyÆExternalrotorsmalldiameterwitha givenairgab diameterÆPassive aircoolingsystemfailsafeno additional energyrequiredÆIntegratedbearinggeneratorbearingisalsothemainbearingoftherotorRotorAxis