稳压直流电源外文文献

《稳压直流电源外文文献》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。

1、标准文档NeuralComput&Applic(2009)18:93–103DOI10.1007/s00521-007-0161-3ORIGINALARTICLEDesignofintelligentpowercontrollerforDC–DCconvertersusingCMACneuralnetworkChun-FeiHsuReceived:26October2006/Accepted:19October2007/Publishedonline:8November2007ÓSpringer-VerlagLondonLimited2007实用文案标准文档AbstractDC–DCconve

2、rtersarethedeviceswhichcanconvertacertainelectricalvoltagetoanotherlevelofelectricalvoltage.Theyareverypopularlyusedbecauseofthehighefficiencyandsmallsize.ThispaperproposesanintelligentpowercontrollerfortheDC–DCconvertersviacerebellamodelarticulationcontroller(CMAC)neuralnetworkapproach.Theproposedin

3、telligentpowercon-trolleriscomposedofaCMACneuralcontrollerandarobustcontroller.TheCMACneuralcontrollerusesaCMACneuralnetworktoonlinemimicanidealcontroller,andtherobustcontrollerisdesignedtoachieveL2trackingperformancewithdesiredattenuationlevel.Finally,acomparisonamongaPIcontrol,adaptiveneuralcontro

4、landtheproposedintelligentpowercontrolismade.Theexperimentalresultsareprovidedtodemonstratethepro-posedintelligentpowercontrollercancopewiththeinputvoltageandloadresistancevariationstoensurethestabilitywhileprovidingfasttransientresponseandsimplecomputation.KeywordsAdaptivecontrolRobustcontrolCMACne

5、uralnetworkDC–DCconverter1IntroductionTheDC–DCconverterscanconvertacertainelectricalvoltagetoanotherlevelbyswitchingaction.TheoutputvoltageiscontrolledbyadjustingtheONtimeoftheswitchingaction,whichinturnadjuststhewidthofaC.-F.Hsu(&)DepartmentofElectricalEngineering,ChungHuaUniversity,Hsinchu300,Taiw

6、an,ROCe-mail:fei@chu.edu.twvoltagepulseattheoutput.Thisisknownaspulse-width-modulation(PWM)approach[1].ByvaryingthedutyratioofthePWMmodulator,theDC–DCconvertercanconvertonelevelofelectricalvoltagetothedesiredlevel.Formanyyears,thecontrollerdesignforDC–DCconvertershasbeencarriedoutthroughanalogcircu

7、its,whichlimitedthemtoPIcontrollerstructures[1,2].TheselectionofthecontrollerparametersinthePIcontrollerisatrade-offbetweenrobustnessandtransientresponse.Ingeneral,itinduceslargeovershootinoutputvolta