欢迎来到天天文库
浏览记录
ID:39793333
大小:1.59 MB
页数:22页
时间:2019-07-11
《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
此文档下载收益归作者所有