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:200921215:(2001K102G1):(19632),,,,,E2mail:gpwang@chd.edu.cn296200911()JournalofChangpanUniversity(NaturalScienceEdition)Vol.29No.6Nov.2009:167128879(2009)06200982051,2,2,1,1(1.,710064;2.,710064):,,,,Matlab7.0/Simulink,,,,,,,:;;;;:U469.72:ADynamicmodelingandsimulationofstartingandaccelerationforelectricvehicleWANGGui2ping1,2,MAJian2,YANGPan2pan1,YANMao2de1(1.SchoolofElectronicandControlEngineering,ChangpanUniversity,Xipan710064,Shaanxi,China;2.SchoolofAutomobile,ChangpanUniversity,Xipan710064,Shaanxi,China)Abstract:Inordertoenhancetheperformanceofstartingandaccelerationprocessesforelectricvehicle(EV)drivenbysingle2motor,thedynamicmodelispresentedbyanalyzingtheequationofrunningresistanceandthemathematicmodelofbrushlessdirectingcurrentmotor(BLDCM),whichcanrealizethereasonablecombinationofvehicleandmotor.Onthebasisofthisdynamicmodel,thesimulationmodelofvehiclespeedandcurrentdoubleclosed2loopspeedregulatingsys2temisestablished,andthestepresponseofvehiclespeedissimulatedbyemployingtheMatlab7.0/Simulinksoftware.Theresultsshowthat:themechanicalpropertiesofmotorcanbeim2provedbyusingspeedandcurrentdual2loopspeedcontrolstrategythatmakesthestartingandaccelerationprocessestocorrespondwiththedriverpsdrivinghabits;theovershootissmall,theoutputspeedfollowinginputsignalchangesquickly,andthesystemhasbetterperformanceandstrongeranti2interfereability.Therefore,thedoubleclosed2loopspeedregulatingsystemcansat2isfythedemandsofstartingandaccelerationprocessfordrivingsystemofEV.7figs,9refs.Keywords:automobileengineering;electricvehicle;brushlessdirectcurrentmotor;startingandaccelerationprocess;doubleclosed2loopspeedregulatingsystem0,,[1],,,,,[2][3],,,;[4],/,,,,,,;,,11.1,[5]:FfFwFiFj,FtFt=Ff+Fw+Fi+Fj(1),Ft=Ff+Fw+Fi+Fj=fmgcos()+CDAV221.15+mgsin()+mdVdt(2):f;m;g;;CD;A;V;;t,=1+1mIwr2+1mIfi2gi20r2(3):Iw;If;i0;ig;;r1.21:UaUbUc;iaibic;eaebec;Ra=Rb=Rc=Rs;Ls;Lm;L=Ls-Lm1[6]:;;60;[7]UaUbUc=Rs000Rs000Rsiaibic+L000L000Ldiadtdibdtdicdt+eaebec(4)ab,ia=-ib=Id,ea=-eb,(4)Ua-Ub=2RsId+2LdIddt+2ea(5)Ua-Ub=U,U=2RsId+2LdIddt+2ea(6),dIddt=-RsLId-eaL+U2L=-1T1Id-eaL+U2L(7):T1=L/Rs,ea=ke(8)996,::ke;[8],ea=-eb=keTe=P=eaia+ebib=2keIdTe-TL=Jddt(9):J;Te;TL(7)(9),ddt=2keId-TLJdIddt=-1T1Id-keL+U2L(10)(7)(10),2(s)21.3,Te,,TtTt=Teigi0(11)Tt=Ftr,Te=Ttigi0=Ftrigi0=[fmgcos()+CDAV221.15+mgsin()+mdVdt]r/igi0(12)k=rigi0,TL=kfmgcos()+kmgsin(),Te-TL=kCDAV221.15+kmdVdt(13)C1=kCDA21.15,C2=km,Te-TL=C1V2+C2dVdt(14),C1V2,(14)Te-TL=C2dVdt(15)V=nr30igi0(16):n(8)(13)(14),3,K1=V=2n/60V=igi0r322.1,,,4:;,,U3V;,;U3i;UiUV;UC42AVRACR,,AVR001()2009ACRPI2.22.2.1U3V,U=U3V-UVAVRACR,Id,IdIdL,,,,AVRU3im,IdAVR2.2.2,,AVR,ACRU3im,Id,,,2.2.3V0,AVR0;AVR,U3im,,AVR,AVR,,,Id,,[9]3Matlab7.0/Simulink:m=900kg,r=0.285m,i0=6.17,ig=1,=0.95;:Rs=0.34,Ls-Lm=0.75mH,ke=0.16V/(rmin-1)5755,V0=5m/s,5s6,67,,;,,,30Nm7,0,,;,,4(1),,()()(2),,,,(3)Matlab7.0/Simulink,,,,1016,::References:[1].[J].:,2003,23(5):67270.WUKe2gang.Developmentoflowexhaustemissionautomotivetechnique[J].JournalofChangpanUniver2sity:NaturalScienceEdition,2003,23(5):67270.[2],,.[M].:,2002.[3],.[J].,2003,17(1):123,8.SHEJian2gang,WANShu2yun.Astudyonthecon2trolofstartingandaccelerationforEVmotor[J].JournalofHubeiAutomotiveIndustriesInstitute,2003,17(1):123,8.[4],,.[J].,2009,36(1):16219,31.WEIGuo2ai,QUANShu2hai,ZHUZhong2ni.Simula2tionandcontrolofbrushlessDCmotorinelectricve2hicledrives[J].ElectricMachines&ControlApplica2tion,2009,36(1):16219,31.[5].[M].4.:,2006.[6]ChauKT,ChanCC,LiuC.Overviewofpermanent2magnetbrushlessdrivesforelectricandhybridelec2tricvehicles[J].IEEETransactionsonIndustrialElectronics,2008,55(6):224622257.[7],,,.[J].,2006,33(9):327.HUANGZhi2feng,HUYu2wen,GAOJin,etal.Re2searchofBLDCsimulationmodelandcomparisonun2derdifferentcontrolstrategies[J].ElectricMachines&ControlApplication,2006,33(9):327.[8],,,.:[M].3.:,2003.[9]PowellBK,BaileyKE,CikanekSR.Dynamicmodel2ingandcontrolofhybridelectricvehiclepowertrainsystems[J].IEEEControlSystemsMagazine,1998,18(5):17233.(97)1,gjl,,,,(),,6(1)(),;,,(2)=1,gj=l,;1,gjl,,;1,gjl,(3),,;(),,:References:[1]JazayeriSA.Nonlinearanalysisandexperimentalin2vestigationofliquidsheetbreakup[D].Victoria:Uni2versityofVictoria,1997.[2]JazayeriSA,LiXG.Nonlinearinstabilityofplaneliquidsheets[J].JournalofFluidMechanics,2000,406:2812308.[3]RangelRH,SirignanoWA.NonlineargrowthofKelvin2Helmholtzinstability:effectofsurfaceviewtensionanddensityratio[J].PhysicalFluids,1988,31:184521855.[4]LozanoA,OlivaresAG,DopazoC.Instabilitygrowthleadingtoaliquidsheetbreakup[J].PhysicsofFlu2ids,1998,10(9):218822197.[5]TharakanTJ,RamamurthiK,BalakrishnanM.Non2linearbreakupofthinliquidsheets[J].ActaMech,2002,156(1/2):29246.[6],,,.[M].:,2002.[7],,,.[J].,2007,20(5):1172121.YUEXiao2feng,WANGJin,LIANGLiang,etal.Analysisoffuelsprayatomizationmechanism[J].Chi2naJournalofHighwayandTransport,2007,20(5):1172121.201()2009