Thesis - Control of VSC-based HVDC Transmission for Offshore

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1、DepartamentofEnergyTehnology-Pontoppidanstrde101AalborgUniversity,DenmarkCONTROLOFVSC-BASEDHVDCTRANSMISSIONSYSTEMFOROFFSHOREWINDPOWERPLANTSMasterThesisConductedbygroupWPS4-1050SpringSemester,2010Title:ControlofVSC-basedHVDCtransmissionsystemforoshorewindpowerplantsSemester:4thSemeste

2、rtheme:MasterThesisProjectperiod:08.02.2010to02.06.2010ECTS:30Supervisor:RemusTeodorescuPedroRodriguezRodrigodaSilvaProjectgroup:WPS4-1050SYNOPSIS:Inaworldconfrontingwithanincreas-ingdemandofpower,thelargeoshorewindpowerplantsrepresentpromisingal-ternativesourcesofenergy.Amongtheavail

3、ablesolutions,theVSC-basedHVDCtransmissionsystemsrepresentatthismo-Ana-IrinaStanmentthemostfeasibleandcompetitiveso-lutionforgrid-integrationofthislargeo-shoreamountofpower.ThroughoutthisthesisthemodelingandthecontroloftheVSC-basedHVDCsys-temareinvestigatedanddescribed.Twodierentcont

4、rolmethodscapableofcon-trollingsuchsystemsareproposed.Bothdevelopedcontrolstrategiesareimple-Daniel-IoanStroementedinthedqsynchronousreferenceframe.Inordertoanalyzebothsteadystateanddynamicbehaviorofthedevel-opedVSC-basedHVDCtransmissionsys-temseveralstudycasesarecarriedoutus-ingMATLAB

5、/Simulink.Moreover,theresultsobtainedfromsimulationsarevalidatedusingasmall-scalelaboratorysetup(2.2kW)controlledthroughadSPACEplatform.Copies:4Pages,total:93Appendix:2Supplements:4CDsBysigningthisdocument,eachmemberofthegroupconrmsthatallparticipatedintheprojectworkandtherebyallmembe

6、rsarecollectivelyliableforthecontentofthereport.PrefaceThepresentMasterThesisisconductedattheDepartamentofEnergyTechnology,AalborgUniversity.ItiswrittenbygroupWPS4-1050duringtheperiod8thofFebruary-2ndofJune2010.Thethesisthemewiththetitle"ControlofVSC-basedHVDCTransmissionSystemForOsho

7、reWindPowerPlants"waschosenfromtheVestasStudentProjectCatalogue.ReadingInstructionsThereferencesareshowninformofanumberplacedintosquarebrackets.Detailedinforma-tionaboutliteratureispresentedinBibliography.Theformatofequationsis(X.Y),whereXisnumberofchapterandYisnumberofequation.Theg