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20096Driveandcontrol41:2009-03-13:2009-04-23,,(,224002):RMXPRTMAXWELL2D,,,(CPSR),(CPSR2),:;;;ANSOFT:TM341:A:1004-7018(2009)06-0041-05Electro-MagneticDesignofPMSMwithFlux-WeakeningZHANGKai-ming,QIANDong-bo,CHENJie(YanchengTeachers’College,Yancheng224002,China)Abstract:Thebasicprincipleofconstant-powerfield-weakeningspeedexpandingofpermanentmagnetsynchronousmotorwasfirstlyillustrated,meanwhilereasonsforthedifficultyinfield-weakeningspeedexpansionwerepresented.BasedonRMXPRT,aspecialsoftwareforelectricmotordesigningandMAXWELL2D,softwarefortwo-dimensionmagneticanal2ysis,theprincipleandmethodinelectro-magneticdesignofpermanentmagnetsynchronousmotorforfield-weakeningcontrolwasillustratedbytakingaxiallyinteriorpermanentrotorasanexample.Theconstant-powerspeedrangeoffield-weakeningcontrolwasoughttobemorethan2times,whichmeansCPSRshouldbelargerthan2.WiththehelpofFEM,theactualCPSRwasobtained.Finally,simulationstudieswereconductedintransientelectro-magneticfields,andtheresultsdemonstratedthatthedesignedPMSMwasrationalandcouldworkwithCPSRbeyond2.Keywords:permanentmagnetsynchronousmotor(PMSM);constant-powerfield-weakeningspeedexpansion;fi2niteelementmethod(FEM);ANSOFT0[1-4]:,,,,,;[5-9],,,(CPSR=maxrated),[5-6,8],,PWM,,,,,[5-9],,RMXPRTMAX2WELL2D,,,Driveandcontrol20096421,,(),,,,,(),,,,,(),11:,Id0,,(),,Id0,,Ld=Xd:Iq,(),Lq,(),,,,,,,,,,,,Id(IN),Iq(),()IIN,,IN(),:,[2]:id=-fLd+ulimLd2-(iq)2(1):[2]=ulimp(f+Ldid)2+(Lqiq)2(2),,,[2]:max=ulimp(f-Ldilim)(3):f(4)[2],f=Ldilim(4)E0=f,,:Id=IN,E0=Xdilim,,,,(),,,,,,XdXq,XdXq,,,,,22.120096Driveandcontrol43,,:(a),,;(b);(c),,;(d),,,:(1)(CPSR2),Xd=XqXd;(2),;(3),;(4),:PN=2400W;m=3;Y;UNl=380V;UN=220V;nN=1500r/min;,Udc=500V;p=2;=0185;cos=0.85;IN=PNmUNcos=51033A2.2,,,:D2i1LefnNP=6.1pkNmkdpAB(5):Dil;Lef;nN;P,P=1+23;PN;;p;kNM;kdp;A;B()nN=1500r/min,P=2541.2W,p=0.7,kNM=1.13,kdp=0196,A=26000A/m,B=0.7Br=0.805Wb:V=D2ilLef=0.0007578,=LefDil=0.85,Dil=3V=98mm,Lef=VD2=84mm,Z1=36,q=Z12pm=3,:0=b0BrSm0=30.4310-4Wb:b0,b0=0.80.95,;Sm,Sm=hmla;hm;la;0,1.21.4,,E0=UNKe=111.40V,k=1103:W=kE04.44fkdp0=191.88W=192N=Wapq=32,a=1d=4Iaj=1.000mm,j=5A/mm22.3,RMXPRT,11/W230.368/W2629.39/(%)91.23871.19348/(rmin-1)1500/(Nm)15.2727Xad/9.89847Xaq/34.7776=XaqXad3.51/V332.112.4,2.4.12,3,,2():Driveandcontrol2009644B1=0.805T,1=2B1Lef=0.0033147Wb,()E0=4.44fNKdp1=133.49V,[2]A(),:1=2Lefa21+b21(6):Lef();a1q1/2;b1d1/245FFT:a1=0.0052Wb/m,b1=-010192Wb/m,1=2Lefa21+b21=010033418Wb,E0=4.44fNkdp1=134.64V,2RMXPRT2RMXPRT/Wb0.00331470.0033418/V133.49134.64332.11V,135.58V2.4.2:,66,,0m,:0=m=|A1-A2||A3-A4|(7):A1A2A3A41234;MAXWELLPOSTPROCESS:A1=0.02515Wb,A2=-0.02515Wb,A3=0.02089Wb,A4=-0.02089Wb,(7)0=1.204,RMXPRT0=1.193,0=1.201.40,2.4.3,7:Xad=4.44fNkdp(1-d)Id(8):1;d,d=2(B1d-Bd)Lef=0.00109Wb,Xad=9.747Xaq,Iq,8:Xaq=4.44fNkdpaqIq(9):aqIq,aq=2B1qLef=0.00280Wb,Xaq=31.608939dqoabce,dq:Ud=-IqXqUq=(E0m+IdXd)(10):,=2fp;p20096Driveandcontrol45;E0m,E0m=EmUm=U2d+U2q=(E0m+IdXd)2+I2qX2q(11),,IdIq,,,:limmax(E0m+IdXd)2+I2qX2q=UmN(12),,(),,:Id=ImNsin(-90)=ImNIq=ImNcos(-90)=0(13)XdXq,:E0m+IdXd=UmNmaxmaxIqXq=0(14)(13)(14),:max=UmNE0m+ImNXdmaxIqXq=0(15):UmN=311.12V,E0m=1.223Wb,ImN=-7.12A,Xd=0.0618(15),max=397.38rad/s,:nmax=60max2=3796.6r/min,:CPSR=nmaxnN=21532,4,1500r/min,1010c:,,AFFT,193.2V,10f,192.1V5,,,(),,:(1)()(),;(2)2.532,[1]PatasilitiF,PofferP.Amodelforsaturationeffectsinhigh-fieldpermanentmagnetsynchronousmotor[J].IEEETrans.OnEnergyConversion,1989,4(3):487-494.[2].-[M].:,1997.[3],.()[M].:,2002.[4],,.[J].(),2001,41(9):44-47.[5],,.[J].,2001,34(1):3-6.(62)Readers’home20096622.25,/1k,,200k,5k50k,4mA500,,,20mA[2]52.3220V2.4,(),();(),,():,DCS420mA1000.42V,3ADC08048,4029/420mA,,389C2051-1,6P3.0P3.7P189C2051-189C2051-1,P3.1=1P3.2=0P3.3=0P3,,,a,a1a2a3,CD4051P315P3.7,000,0110111231,P1X,,X48(3.7mA),,P3.1=0X48,,2Y,,48,|X-Y|,,,XY,[3]6(89C2051-1)89C2051-2,789C2051-1,7(45)[6],,.,,2002,29(3):5-8.[7]ThomasMJ.ComponentRatingRequirementforWideConstantPowerOperationofInteriorPMSynchronousMachineDrives[C]//ConferenceRecordoftheIEEEIndustryApplications.2000:1699-1704.[8]WenL.Soong,NesimiErtugrul.Field-WeakeningPerformanceofInteriorPermanent-MagnetMotors[J].IEEETransactiononIn2dustryApplication,2002,38(5):1251-1258.[9].[D].,1994.:(1973-),,,,