儲能系統(tǒng)中PWM整流器的研究.pdf

1、武漢理工大學碩士學位論文儲能系統(tǒng)中PWM整流器的研究姓名：李遠正申請學位級別：碩士專業(yè)：電力電子與電力傳動指導教師：夏澤中20090501武漢理工大學碩十學位論文ABSTRACTElectricalenergyiSallindispensablesecondaryenergysourceinhumansocialandeconomicactivities、聃ththedevelopmentofnationaleconomythedema

2、ndofelectricalenergyiSrapidlyincreasedWiththecontinuousconsumingoffossilfuelswerealizedthatthedevelopmentandutilizationofrenewableenergysuchaswindenergyhydropowerandsolarenergyismoreandmoreimportantInordertoensurethestab

3、ilityofpowersupplywithrenewableenergysystems，thefeasibleenergystoragetechnologyshouldbedevelopedTheenergystoragesystemplaysanimportantroleinregulatingpowerpeakstabilizingelectricitynetworksandefficientlyusingofrenewablee

4、nergyAnenergystoragesystemnormallyconsistsoftwomajorpartsonelsenergystoragedevicecomposedofstoragecomponents，andtheotheriSpower面dinterfacingmodulecomposedofpowerelectronicdevicesThelatteriStheresearchtopicfocusedinthisdi

5、ssertationThreephasevoltagetypePWMrectifieriSthefirstchoiceforpowerconversioninanenergystoragesystem，becauseofthefavoritebehaviorofsinusoidalcurrenthigllpowerfactorandbidirectionalenergyflowFirstlythedissertationdiscusse

6、sthecontrolmethodofathreephasevoltage—typePWMrectifierindetailThemodulationprincipleofthevoltagespacevector(SVPWM)anditsdi西talrealizationmethodareanalyzedSecondlythehardwaredesignofthethreephasevoltagetypePWMrectifierare

7、presentedindetailincludingthedesignofmaincircuitsignalconditioningcontrolcircuitandthecircuitparametersAmicrocontrollerandaCPLDarecombinedtofunction鶴thedi百talcontrollerThirdlyprogrammingofcontrolalgorithmisdescribedThepr

8、ogrammingmainlycontaiasinterruptserviceroutines，digitalPIcontrolalgorithm，andSVPWMmodulationFinallyallexperimentbaSedonaprototypeplatfonIlofenergystoragesystemisexplainedaccordingtothedesignrequirementsTheexperimentachie

9、vesbidirectionalpowerflowwithadditionalcontrolofaDCDCconverterExperimentalresultsshowthatoperationofthebidirectionalPWMrectifierbaseOilSVPWMmodulationcannotonlyeliminateharmonicelementsandimprovepowerfactorbutalSOenhance