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1、JournalofEngineeringScienceandTechnologyVol.8,No.4(2013)493-507?SchoolofEngineering,Taylor’sUniversityWINDENERGYCONVERSIONSYSTEMS-ATECHNICALREVIEW12,N.RAMESHBABU,P.ARULMOZHIVARMAN*1SchoolofElectricalEngineering,VITUniversity,Vellore,India2SchoolofElectronicsE
2、ngineering,VITUniversity,Vellore,India*CorrespondingAuthor:parulmozhivarman@vit.ac.inAbstractWindpowerproductionhasbeenunderthemainfocusforthepastdecadeinpowerproductionandtremendousamountofresearchworkisgoingonrenewableenergy,specificallyonwindpowerextractio
3、n.Windpowerprovidesaneco-friendlypowergenerationandhelpstomeetthenationalenergydemandwhenthereisadiminishingtrendintermsofnon-renewableresources.ThispaperreviewsthemodelingofWindEnergyConversionSystems(WECS),controlstrategiesofcontrollersandvariousMaximumPowe
4、rPointTracking(MPPT)technologiesthatarebeingproposedforefficientproductionofwindenergyfromtheavailableresource.Keywords:Windenergy,Conversionsystems,Maximumpower,Inductiongenerator,Permanentmagnet,Windturbine.1.IntroductionThewindenergyconversionsystem(WECS)i
5、ncludeswindturbines,generators,controlsystem,interconnectionapparatus.WindTurbinesaremainlyclassifiedintohorizontalaxiswindturbines(HAWT)andverticalaxiswindturbines(VAWT).ModernwindturbinesuseHAWTwithtwoorthreebladesandoperateeitherdownwindorupwindconfigurati
6、on.ThisHAWTcanbedesignedforaconstantspeedapplicationorforthevariablespeedoperation.Amongthesetwotypesvariablespeedwindturbine[1]hashighefficiencywithreducedmechanicalstressandlessnoise.Variablespeedturbinesproducemorepowerthanconstantspeedtype,comparatively,b
7、utitneedssophisticatedpowerconverters[2,3],controlequipmentstoprovidefixedfrequencyandconstantpowerfactor[4].493494N.R.BabuandP.ArulmozhivarmanAbbreviationsDFIGFedinductiongeneratorDTCDirecttorquecontrolFOCFieldorientedcontrolHAWTHorizontalaxiswindturbinesMPP
8、TMaximumpowerpointtrackingPMSGPermanentmagnetsynchronousgeneratorVAWTVerticalaxiswindturbinesWECSWindenergyconversionsystemThegeneratorsusedforthewindenergyconversionsystemmostlyofeitherd
