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1、1ImpactofLargeScaleWindPowerIntegrationonSmallSignalStability?ngeloMendon?a,andJ.A.Pe?asLopes,SeniorMember,IEEEAfirstapproachtothisproblemisreportedin[2].Itiscon-Abstract--Thispaperdealswiththeproblemoflargewindcludedthatwindturbinesthemselvesdonotleadtopowerpowerintegra
2、tionanditspotentialimpactonsystemssmallsig-systemoscillations.Moreover,itisshownthatinthesquirrelnalstability.Factorslikegridconfiguration,loadandwindcageinductiongeneratoraswellasinvariablespeedwindpowerintegrationareconsidered.Anautomaticalgorithmisturbines,rotoroscill
3、ationsaremuchbetterdamped.Laterusedtosearchthespaceformedbysuchparametersandgener-studiescarriedoutfortheNordicGridhaveshownthatunderatearepresentativesetofpossibleoperationconditions.Theos-cillationmodesarethencalculatedforeachoperationpoint.somecircumstancestheintegrat
4、ionofhighlevelsofwindSomeofthesepointsofoperationaresubjectedtoadeeperpowerproductionmayleadtoareductionofdamping[3].Theanalysisandthemovementofoscillationmodesonthecomplexreasonsforthisarehowevernotyetwellinvestigated.planeisevaluated.Finally,non-lineartimedomainsimulat
5、ionsTheobjectiveofthisresearchistoidentifyhowlargescalearepresented.integrationofwindpoweraffectsmodesofoscillation.TheadoptedapproachconsistedinconsideringatestsystemandIndexTerms--Smallsignalstability,windpowergeneratingarepresentativedatasetofdifferentsystemoperat-ing
6、conditionslikenetworkconfiguration,loadlevel,windI.INTRODUCTIONpowerintegrationlevels,windpowerdispersion,andunitINDpowerhasachievednowadaysahighlevelofinte-Wcommitmentofconventionalunits.Thedatasetwasfirstana-grationinmanypowersystems.Thisfactisleadingtolyzedtoidentifyt
7、hedrivingforcesthatinfluencedamping.significantchangesinpowersystemsoperationthathavebeenThensomeoperationpointswereselectedforamoredetailedstudiedbygridoperators,windturbinemanufacturersandstudy,usingmodalanalysis,totracktheevolutionoftheoscil-scientificcommunity.Powers
8、ystemdynamicsandtransientlationmodeswhenwindpowerisincreased.Thisapproachstabilityhasreceivedconsiderab
