低地板轻轨列车混合动力储能系统分析-(5463)

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1、万方数据ABSTRACTABSTRACTABS’I。RACrI．．Itisdi伍culttobuildoverheadcontactlinesinthebusyurbanviewspotsorcrowdedtra伍chubsforlightrailvehicles．Onewaytosolvethisproblemistoaddenergystorageequipment,usedasapowersupply．Thepaper,whichtakeshybridenergystoragesystem(HESS)basedonbatter

2、iesandsupercapacitorsasthesubjectforthelowfloorlightrailvehicle，mainlyworksfocusesonenergymanagementunitdesign，controlandimplementation，toachievetheoperationwithoutoverheadcontactline．FFirstly,thepapercompletedpowermanagementunitoveralldesignoftheHESS·Batteriesandsuper

3、capacitorsrespectivelybytwosetsofparalleledbi—directionalDC／DCconverterstoprovidestablepowersupplyformainconvertersystemandauxiliaryconvertersystemofthevehicle，atthesametimeabsorbingthebrakingenergy,finallyrealizetheoperationwithoutoverheadcontactline．Itcombinestheadva

4、ntageSofbatteriesandsupercapacitors，theformerawholeendurancelifesupplier,wmletllelatterworksasbothapeakpowersupplierandabrakingenergyconsumer．OntllebaSisofnleactualtractioncalculationonthebasisofenergyandpowertocompletethematchingdesignenergystorageelement·Secondly,the

5、papercompletedHESSbi—directionalDCfDCconvenermodelingandcontrollerdesign．Accordingtotheactualoperatingconditionsofthevehicle，basedonanalyzingtheworkingprincipleofbi-directionalDC／DCconveaer'theaveragestatespacemeⅡ10dusedtoestablishHESSdynamicmodelandfeedbackcontrollers

6、aredesigned．Finally,basedontheMATLABplatformtocompletethesimulation，theresultsshowthattheproposedcontrolstrategyiseffective．11lirdlv’w曲successfultheoreticalanalysisandsimulationverificationarealHESSisbuiIt,includingthemaincircuit，controlcircuit，drivecircuitandpowersupp

7、lycircuitaIldbardwarecnuitstestedfunctionwell．Finally,theproposedalgorithmsputintomeactllalhardwarecircuit．Experimentalresultsshowthereasonablityofhardwaredesignandverificationtheavailabilityofcontrolstrategy．KEYWORDS：Lowfloorlightrailvehicle；Hybridenergystoragesystem；

8、Battery；Supercapacitor；Bi—directionalDC／DCconverterCLASSNO：TM46Vll万方数据目录摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一vABSTRACT⋯⋯⋯