Control of DFIG Wind Turbine With Direct-Current.pdf

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1、IEEETRANSACTIONSONSUSTAINABLEENERGY,VOL.3,NO.1,JANUARY20121ControlofDFIGWindTurbineWithDirect-CurrentVectorControlConfigurationShuhuiLi,SeniorMember,IEEE,TimothyA.Haskew,SeniorMember,IEEE,KeithA.Williams,andRichardP.SwatloskiAbstract—Thedoubly-fedindu

2、ctiongenerator(DFIG)windtur-forthegrid-sideconverteroftheDFIGwindturbine.Theweak-bineisavariablespeedwindturbinewidelyusedinthemodernnessismoreevidentwhentheconverteroperatesbeyonditswindpowerindustry.Atpresent,commercialDFIGwindturbineslinearmodulat

3、ionlimit.Thissituationhasalsobeenreportedprimarilymakeuseofthetechnologythatwasdevelopedadecaderecentlybymanystudiesindifferentapplications.In[5],itisago.But,itisfoundinthispaperthatthereisalimitationinthecon-ventionalvectorcontroltechnique.Thispaper

4、presentsadirect-foundthroughboththeoreticalandexperimentalstudiesthatthecurrentvectorcontrolmethodinaDFIGwindturbine,basedonconventionalcontroltechniqueissensitivetomodeluncertain-whichanintegratedcontrolstrategyisdevelopedforwindenergyties.In[6]–[8]

5、,itisreportedthatwindfarmsperiodicallyex-extraction,reactivepower,andgridvoltagesupportcontrolsofperiencehighunbalanceandharmonicdistortionsthathavere-thewindturbine.AtransientsimulationsystemusingSimPower-sultedinalargenumberoftrips.In[9],itispointe

6、doutthatitisSystemisbuilttovalidatetheeffectivenessoftheproposedcontrolmethod.TheconventionalcontrolapproachiscomparedwiththedifficulttotunePIparametersfortheconventionalvectorcon-proposedcontroltechniqueforDFIGwindturbinecontrolundertroltechniqueinaS

7、TATCOMapplication.In[10],itispointedbothsteadyandgustwindconditions.Thepapershowsthatunderoutthatitisthecriticaltobeabletoestimatethegridsystemthedcvectorcontrolconfiguration,aDFIGsystemhasasuperiorparameterchangessoastoenhancetheperformanceofthecon-p

8、erformanceinvariousaspects.ventionalcontrolmethodforamicrogridapplication.IndexTerms—DC-linkvoltagecontrol,direct-currentvectorThispaperdevelopsamechanismforimprovedcontrolofacontrol,doubly-fedinductiongenerator(DFIG)windturbine,DFIGwindturbineundera