TCR的电气特性及控制系统

TheElectricalCharacteristicsandControlSystemofThyristorControlledReactor205130392007.6.13DalianUniversityofTechnologyTCR-II-TCRThyristorControlledReactorSVC(StaticVarCompensation)TCRTCRTCRP89V51RD2TCRPSCADTCRPSCADTCR-II-TheElectricalCharacteristicsandControlSystemofThyristorControlledReactorAbstractInmodernpowersystem,increasingthedesignedcapabilityoftransmissionlineandadvancingthestabilityofpowersystembecomesdemanding;Ontheotherhandwiththedevelopmentofmodernpowerelectronictechnology,nonlinearloads’impactandimbalanceincreasesthereactivepowerlossanddepressestheendvoltage.Thetransmissionofagreatdealofreactivepowernecessarilyresultsinreductionofusingefficiencyofpowerenergyandseverelyeffectspower-supplyquality.Itbecomesnecessarywaythatreactivepowercompensationdevicesareinstalledinelectricnetworktomeetthereactivepowerneedduetotheseproblems.PeoplesayThyristorControlledReactorTCRforshort,whichispopularlyusedinreactivepowercompensationfieldnowadays.Infact,it’soneofStaticVarCompensationequipment.Becauseitscompensationcharacteristicissuperiortothein-phasemotorandparallelconnectioncapacitorsorothertraditionalequipmentofreactivepowercompensation,also,consideringitscharacteristicandpricetogether,it’sfitforthesituationofChina.Soithasbeenextensivelyusedinthepowersysteminrecentyears.Thispaperintroducesthemeaning,themethods,thedevelopingstateandsomeotheraspectsofreactivepowercompensationfirst,thenanalyzestheTCR’sstructure,themechanism,thedynamiccharacteristicandharmonicandsomeotherelectricalcharacteristics;ConfirmsthecontrolmethodandsystemmodelthroughcomparewhichissuitforTCR.DesignsasuitofTCRwhichbasesonthesinglechip.Theequipment’scorepartisP89V51RD2,whoseperipherycircuitincludestheinputtingandregulatingofmeasuresignal,theinphasetriggering,thecommunicationandthealertparts;Also,afterresearchinghowtoimprovethecharacteristicoftheequipmentmore,theauthorputsforwardtheblueprinthelpstoimprovetheharmoniccharacteristicaftervalidatingtheeffect.Fromtheresearchingonelectricalcharacteristic,therealizationofcontrolsystemfunction,totheimprovementofcapability,impenetratedthephysicalexperimentsandthesimulationofPSCAD,insuringtheveracityandobjectivityoftheresearch.KeyWordsReactivePowerCompensationTCRHarmonicSinglechipPSCADSimulation-III-.....................................................................................................................................IAbstract.....................................................................................................................................II1........................................................................................................................................11.1.............................................................................................................................11.2.................................................................21.3.............................................................................................31.4.........................................................................................................62TCR............................................................................................................................72.1TCR.....................................................................................................................72.2TCR.........................................................................................................72.3TCR.......................................................................................102.3.1TCR....................................................................102.3.1.1TCR.............................................................................102.3.1.2TCR.....................................................................132.3.2TCR....................................................................182.3.2.1TCR.....................................................................................182.3.2.2TCR.....................................................................212.3.3........................................................................................................263TCR....................................................................................................273.1TCR...................................................................................................273.1.1........................................................................................................273.1.2............................................................................................283.1.3........................................................................................................303.2TCR...............................................................................................313.2.1................................................................................................313.2.2TCR....................................................................................313.2.2.1.......................