1、I97S5t7幸束交通大學(xué)碩士學(xué)位論文基于DSP的三相并聯(lián)型電力有源濾波器的研究學(xué)位申請(qǐng)人：毛鵬學(xué)科專業(yè)：電力系統(tǒng)及其自動(dòng)化指導(dǎo)教師：王銀樂副教授答辯委員會(huì)主席：畦搗答辯日期；2，，‘乍』日j目RESEARCHONTHREEPHASESHUNTACTIVEPOWERFILTERBASEDONDIGllALSIGNALPROCESSORABSTRACTWiththevastuseofelectricalandelectroniceleme

2、ntsandthecustomer’SincessantdemandforelectricalpowerofhigherqualityallkindsofelectricalandelectronicdevicesforharmonicseliminationcomeintouseAmongofthemthethreephaseshuntactivepowerfilter(apF)ismostrepresentativeConsider

3、ingtherealityofharmonicspollutionwhichwidelyexistsamongindustrialusersthreephaseshuntAPFisstudiedinthepaperFromtheangleofengineeringsomekeyproblemsinharmonicsdetectingandcompensatingpartsarestudiedwhichaccumulatesmuchexp

4、eriencefortheengineeringuseof心鼉。FirstlythenecessityofharmonicseliminationisexpatiatedresearchstatuscategorizationbasicprincipleandpopularcontrolstrategyofAPFarebrieflyanalysedresearchpointsofthepaperarealsogivenThroughde

5、tailedtheoryandmathematicanalysis，combinedwithdigitalsimulation，pqandipiqharmonicsdetectingmethodsbasedoninstantaneousreactivepowerarestudiedBasedoncomparetheipiqharmonicsdetectingmethodisusedasthefinalschemeThedigitallo

6、wpassfilteriScrucialtoharmonicsdetectionThroughaccurateanalysisandsystemiccompareparametersandtypeofthelowpassfilteraregivenConsideringpossibleunsteadinessofthefiltersystemduetothelimitedwordlengthofDSP曰vIS320LF2407八anew

7、methodbyextendingeffectualwordlengthisputforwardSoftwarebasedonassemblelanguageisfinishedanddebuggedsuccessfullyundertheDSPplatformofCCS20ExperimentalresultsvalidatesystemdesignaboveAftersystemiccompareofthecontrolstrate

8、gyforcurrentcompensationthemethodofhysteresiscompareisusedasthefinalsolutiontotrackharmonicsTheproblemofswitchingnoiseisanalyzedindetailandanalogfilterbetweenAPFandpowersystemisdesignedaccordingtotheequivalentcircuitofco

9、mpensationpartParametersareverifiedinsimulationenvironmentandtheschemeofoptimizingparametersareputforwardatthesametimeFinallywiththechosendetectingandcompensatingschemedesignofthewholeAPFs3，stemiSfinishedandthecorrespond

10、ingflowchartiSpresentedintroductionindetailtomainpartsiSalsogivenThesimulationmodelbasedonMatlab／simulinkiSbuiltupSimulationresultsunderdifferentsystemenvironmentsandloadconditionsvalidatesystem’Sstaticanddynamicperforma