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1、Sliding-ModePIDControlofDCG-DCConyerterCaiyizheng131308020007ss“吴沥LIntroductionILModelingofDC-DCconverterIILSliding-ModeControlofDC-DCConverterIV.SystentanslysisandsimulatiotV.Conclusionss口沥LIntroduction*AlmostallmodernpowersystemsorthebatterysystemsareSuppliedwithpowerthroughDC-DCconverters,howtode
2、velopitsrobuststabilityforthePC:DCconyerterisstillunderinvelsiaation。Thesliding-modecontrol(SMC)ispQWerfulandexcellentTobustnonlinearcontrolmethodtheSMCcanensureDC-DCconyertertoholdstabilityandgooddynamicperformancewithSmallrangeVariableloads:.s“吴沥*Sliding-modePIDcontrollerhavevalidatedthatthesystem
3、hasgooddynamicperformanceandfastsystemresponse.Taf-PID00+亨ontolkiaFigurs1.BlockdiagamoftheslidingmodsPIDcontolkedDC-DCconvertera一ss“口沥TLSliding-ModePIDControlofDC-DCConvyerterTheprincipleofthesliding-modecontrol:1L.designinganequilibriumsurface2.designingaGtsconthiuouscontrolatoforcethesystemtomoveo
4、ntheslidingmodesurfaceinafinitetimess“吴沥Sliding-modecontroloftheDC-DCconverters*Conyentionalsliding-modecontroller办元干l巾gConsideringthatthesyStemmayg晶昔fa记thesteadystateerroroncethe0Bcriitin丁1Surfaceismoditiedto5二厂为十5+/c鼻I墓.50丿x=0s3_e不仁v。罡01讪s0Ifsx$0,thefolloWingequations,areobtained:50一t=吊Ca-江JTheparametersofthesliding=modePIDcontroller:弋8吊余p技=一/正/橇“一沥浩IV.SystemanslysisandsimulationA.StabilityanalysisofslidingmodePIDcontrolledsystem:+鱼ve二0ZCin一
