电动汽车用永磁同步电机直接转矩弱磁控制

1211.西南交通大学　2.株洲电力机车研究所:,,,,,,MATLAB/SIMULINK:Flux-weakeningControlofDirectTorqueControlofPermanentMagnetSynchronousMotorforElectricalVehicleXuJunfengFengJianghuaXuJianpingAbstract:Flux-weakeningcontrolofinteriorpermanentmagnetsynchronousmotor(PMSM)iselaboratedbythepresentationofcurrentlimittrajectory,speedlimittrajectoryandloadangellimittrajectory.Flux-weakeningcontrolextendsthetimingrangeofthemachine.ForPMSM,flux-weakeningisrealizedbyarmaturereaction.Influx-weakeningrange,armaturereactionwillseriouslyaffecttheparametersofPMSMsuchasrotorflux,directaxisinductanceandquadratureaxisinductance.Thecontroltrajectoriesmentionedaboveandflux-weakeningcontrolperformanceofwithandwithoutconsideringarmaturereactionarecomparedusingMATLAB/SIMULINK.Therationalityoftheoryanalysishasbeenprovedbysimulationresults.Keywords:electricalvehiclepermanentmagnetsynchronousmotor(PMSM)directtorquecontrolflux-weakeningcontrol1　引言:,,,,,;,,,,,,,11　电动汽车用永磁同步电机直接转矩弱磁控制电气传动　2005年　第35卷　第10期　(50077018),(20020613010),Bimal.K.Bose[1]6,,,ThomsM.J[2]J.M.Kim[3],,M.F.Rahman[4][5],,,,,2　弱磁控制dq,d=Ld0id+f(1)q=Lq0iq(2)s=2d+2q(3)us=s=(Ld0id+f)2+(Lq0iq)2(4)T=32npiq[f0+(Ld0-Lq0)id](5):id,iq,d,qd,q;=rnp,r;T;np;Ld0,Lq0,f0,,[6](4):usmax=220V,Ismax=1.5A,np=2,Ld0=0.35H,Lq0=0.5H,f0=0.401Wb,,,isIsmax(6)ususmax(7):Ismax,usmax(4)(7),,r1,npr1s=usmax,,11m(,m),,m,,[4]m=cos-1[/s-(/s)2+84](8)=(fLq)/(Lq-Ld)2.1,MTPF[7],s-Ts-2,3us=usmax,(4),,(1)(3)(5),2,,s-Ts3,MTPF,12　电气传动　2005年　第35卷　第10期电动汽车用永磁同步电机直接转矩弱磁控制　m,,,As=0.413Wb,=100.0223,42s-T3s-42.255,PI,MTPF,,,,,,,,,,,,44,,,,,,,,,3　电枢反应对永磁同步电机弱磁控制的影响,,,,,,,3f,Ld,Lq,,[8]Ld=Ld0-0.1idid0(9)Lq=Lq0-0.14iqiq1.0(10)f=f0(11)f=f0-0.5(iq-1.0)iq1.0(12)(1)(5)(8)T-s-s,686s-T13　电动汽车用永磁同步电机直接转矩弱磁控制电气传动　2005年　第35卷　第10期　7s-868,,,,,,,,4　仿真结果对比5,MATLAB/SIMULIK9129101112911,1012,,5　结论,s-Ts-,,,,,,1BimalKBose.AHigh-performanceInverter-fedDriveSystemofanInteriorPermanentMagnetSynchronousMachine[J].IEEETransactionsonIndustryApplications,1988,24(6):9879972ThomasMJahns.Flux-weakeningRegimeOperationofanInteriorPermanent-magnetSynchronousMotorDrive[J].IEEETransactionsonIndustrialApplication,1987,23(4):6816893KimJang-Mok,SulSeung-Ki.SpeedControlofInteriorPermanentMagnetSynchronousMotorDrivefortheFluxWeakeningOperation[J].IEEETransactionsonIndustrialApplication,1997,33(4):43484RahmanMF.ZhongL,LimKW.ADirectTorque-controlledInteriorPermanentMagnetSynchronousMotorDriveIncorporatingFieldWeakening[J].IEEETransactionsonIndustryApplications,1998,34(6):124612535.[D].,,20016.[M].:,19977JawadFraiz,Mohseni-ZonooziSH.ANovelTechniqueforEstimationandControlofStatorFluxofaSalient-polePMSMinDTCMethodBasedonMTPF[J].IEEETransactionsonIndustrialElectronics,2003,50(2):2622718MellorPH,ChaabanFB.EstimationofParametersandPerformanceofRare-earthPermanent-magnetMotorsAvoidingMeasurementofLoadAngle[J].IEEProceedings-B,1991,138(6):2004-10-15:2005-06-05请到各地邮局订阅2006年《电气传动》杂志():6-85:7214　电气传动　2005年　第35卷　第10期电动汽车用永磁同步电机直接转矩弱磁控制