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,,,,,,,,,,3.2m,,,:[1]SchmelzF.[M].:.[2].[J].,1980,(1):4-9.[3].[C].:.(:)DSP,(,312000):,,DSP(TMS320F240):;;DSP:TH133.31:B:1000-3762(2003)11-0010-02,,;,;,,5,,,,,11a,48,,:2003-01-27:(1962-),,,,,15,xyzxy,5,y,2y,DSP(TMS320F240)ISSN1000-3762CN41-1148PTHBearing2003112003,No.1110-11©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(EV)PWMiCMPi(iPi),,F1F2,1b,F1F2()F1sinF2sin,,,()F1cos=F2cos(),,2DSPDSP3,CPU:IPO;;:(1),(2),50ns,20MIPS()(3),,Kalman(4),CPU,,,3DSPDSPAPDy,DSPAPD,APD10APD,16,DSPAPD6.6s(EV)PWM,3:(1),(2),,i0,DSP:(1),APD,DSPEVPWM(2),(3),:[1].DSPH[J].,1999,(2).[2].DSP[J].,2002,(3).[3].[J].,1998,(7).[4].[J].,2001,(2).(:)11:DSP©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.