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X()(),TQ05012A025426094(2004)0620357204,,,1[14],,3,,,,;;,,,2[2]2.12.1.1,:m=12E2Gm=12E(1)E;G;,,f:f=-12E2dGdg(2),E,GgdGdg,f,E,Gg:f=-dmdg=(3)dmdgmg753316X,,19511,,,730000;2.1.2F,sp,:F=pds(4)p=10(nB)B-120B2np,N/m2;n;B,T;0,0=410-7,2.2,2.2.1T(5),1:T=3.92105KMHmSthRCsin(m2),Nm(5)K,,K,,K=46.4,,M,M=Bm+Hm4,Gs;BmHm;H,A/m;S,S=toL,cm2;th,th=(R2-R1)=(R4-R3);(R2-R1)(R4-R3),th,cm2RC,RC=12(R3-R2)+R2,cm;,()H=N14m(1-tgt2g+t2o))N1,1.05,1.24;tg,cm;to,to=2mR2,cm(2);;m;12.2.2T(6),B/HT=FxRcNm(6)RC,,m;Fx(),NFx=3.9210-7m1+tgB2ScNm;(),,0.30.5;tg,cm;B,,B/H,,Gs;Sc,cm22.2.38532004,,mNS,,,,/2,F1()F2,,:Tmax=13BrHgSmRNm(7)Br,T;Hg,A/m;Sm,cm2;R,cm3,,,,,(),,,,,,3.131111thth=ht(1+8.5%)x=ht(1.085)x(8)ht,mm;x,mm31112()bb=bb(1+13.6%)x=bb(1.136)x(9)bb,mm;x,mm31113,,(1)1/kW1.145.51118.537457590130160190()25.722.520201816.416.4121414161618161818202222/mm5060708090100120/rmin-128702870295029702950295029503.231211thbtg8mm,thbthb,th14mm,th,;b50mm,b,31212n2500r/min,tg8mm,19533163.3,,,,5%,95%4,1,,11,1982,2(1):16211:,2004,1154,591053,11,2004,31(1):91341:[].:,2000511:,2004,59105(:2004207-30,:2004210209)MagneticCircuitAnalysisandMagneticTorqueCalculationofMagneticDriveTechnologyDOUXinsheng1,ZHAOKezhong2,XUChenghai2(1GansuAcademyofSciences,Lanzhou,730000,Gansu,China;2NortheasternUniversity,Shenyang,111004,Liaoning,China)AbstractAnanalysisandacomparisonwasmadeofthemagneticcircuitarrangementofthemagneticdrivetech2nology,somemethodsofthemagnetictorqueindesignandcalculationandsomemodificationproblemsofthepa2rametersindesignandcalculationwereproposedwhenmagneticgapchanged.KeywordsMagneticCircuitAnalysis,MagneticTorqueCalculation,ParameterModification0632004