Validation of DFIG and PMSG Wind Turbines' LVRT Capabilities Through Real Field Tests

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摘要 Lowvoltageridethrough(LVRT)capabilityhasbecomemoreandmoreanissuefornewlyintegratedwindturbines.TheLVRTprogramsdescribedinthispaperdevelopedfieldtestsfornewlyinstalledwindturbinesonwindfarmsinNortheastChina.ItisthereforedifferentfromotherpapersthatonlyvalidateLVRTcontrolstrategiesthroughrunningcomputersoftwaresimulations.Toexamineasinglewindturbine'sLVRTcapability,thewindturbine'sterminalvoltagedipwasrealizedbyusingagridvoltagedipemulator,whichwaslocatedonthe690Vsideofthegeneratortransformer.Inthispaper,byartificiallymakingvariousgridfaults,thedynamicbehaviorofDFIGandPMSGwindturbinesareanalyzedandcompared,controlstrategiessuchasactive/passivecrowbarandchopperprotectionschemesareverified,andnewactive/reactivepowercompensationmethodsareinvestigatedandcompared.
机构地区 不详
出处 《电气:英文版》 2012年5期
出版日期 2012年05月15日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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