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1、ControlConceptstoEnableIncreasedWindPowerPenetrationMagniP.Pblsson,TrondToftevaag,MemberIEEE,KjetilUhlen,MemberIEEE,JohnOlavGizverTandeAbstract-ThispaperaddressesproblemsencounteredinThisworkdescribespotentialcontrolproblemsandchal-planningandoperationofwindfarmsioareaswi
2、thfavourablelengesarisingfromsuchconditions,andsuggestsviablewindconditions,hutlongdistancestoloadcentmandrela-measurestoenablesecureandacceptableoperationoflargetivelyweaktransmissionsystemswindfarmsinremoteareas.ThepaperpresentsanoverviewofseveralcontrolproblemsThepaper
3、presentsresultsfromcomputeranalysesofaandchallengestoheconsideredinordertoenableincreasedwindpowerpenetration.Thisincludescontrolobjectivesre-simplified,yetrealistic,transmissionsystemwithwindlatedtovoltageheactivepowercontrolandactivepowercon-powerintegration,illustratin
4、gpossiblecontrolconceptsthattrol,includingmanagementofnetworkconstraintsRealisticenablesecureoperationoflargewindfarmsinremoteareasexamplesareprovidedtoillustrateproposedsolutionswithclosetothethermalcapacityandstabilitylimitsofthere-respecttocoordinatedcontrolofwindfarms
5、andtheirinterac-gionaldistributiongrid.tionswiththeexistingtransmissionandgenerationsystem.Thepaperisorganizedasfollows:InSection11,theResultsfromcomputeranalysesofasimplified,yetrealistic,maincontrolproblemandchallengesregardingwindpowerelectricalpowersystemmodelareusedt
6、oillustratetwopossibleintegrationinweakgridsarestated.Themainobjectivesofcontrolconceptstoachieveincreasedwindpowerintegration.thecasestudiesandadescriptionofthesystemmodelandThesearereactivepowercontrolandcoordinatedgenerationcontrol.proceduresfortheanalysisaregiveninSec
7、tionIII.SectionIVdescribesthechosenapproachtomodellingofwindIndexterms-Windpower,voltagecontrol,stability,re-farmsandcontrols.Mainresultsfromtheanalysis,foragionalgrids,congestionmanagement,SVC,reactivepowernumberofdifferentcasesarepresentedinSectionV,andincontrol,automat
8、icgenerationcontrol.SectionVI,theresultsarefurtherdiscussedandcom-mented.Additionally,dataforthe