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Driveandcontrol2006524:2005-11-03,,(,430074)EconomicalSwitchedReluctanceDriveforElectricBicycleZHOUTao,ZHANQiong-hua,WANGShuang-hong(HuazhongUniversityofScience&Technology,Wuhan430074,China):(SRD),ATmega8GAL20V8,PWMAPC,,:;;ATmega8;PWM:TP273;TM341:A:1004-7018(2006)05-0024-03Abstract:Switchedreluctancedrive(SRD)issuitableforvehicleapplication.Accordingtothecharacteristicofelectricbi2cycle,anewcontrolschemebasedonmicrocontrollerATmega8andGAL20V8isintroduced,whichimplementscomplexcontrolmethodsofPWMandAPCofswitchedreluctancemotoreasily.Itiseconomicalandreliable.Itisexpectedforapplicationforsuchlowpowersystem.Keywords:switchedreluctancedrive;electricbicycle;AT2mega8;PWM1,,,,2090,:(1);(2),,,,,,[13],(SRD)863,SRD[4,5],,ATmega8+Gal20V8,2(),:Td=jtTm:Td,j,t,Tm:Fd=TdD/2:D,m,,,:Fd=FzFz=F1+F2+F3+F4F1=Mfgcos=(m1+m2+m3)fgcosF2=CdAV2/21.25F3=Mgsin=(m1+m2+m3)gsinF4=Ma=(m1+m2+m3)a:Fz,F1F2F3F4,N;M,m1m2m3,kg;f,0.014;g,g=9.8m/s2;Cd,0.6;A,0.55m2;V,km/h;,;a,m/s2m1=30kg,60.96cm,m2=10kg,m3=75kg,,-120065Driveandcontrol251-,j=1,t=1,:Tm=Td=Fd(D/2)V=0.1885nD:n,r/min-22-12,,,,,3(SRD)(SRM)[1],3,,3SRDSRM6/8,200W,36V,11(6/8)/m/m/m/m/m/m/()/()0.1540.1120.020.0110.0230.00031819,,,,,MOSFET,,:PN=200W,UN=36V,:I^s=PNERUN:I^s1/3,ER,=0.75,ER=0.6,I^s=12.35A,:IT=(1.52)I^s=18.5224.69AIVD=IT/3=10.6914.26A,UT2UN=72VUVD2UN=72VFAIRCHILDFQP33N10(100V/33A),FFPF30U60S(600V/30A/90ns)ATMELAVRAT2mega8ATmega8ATMEL1997RISC,,1MIPS/MHz,16MIPSFlash8kBE2PROM512BSRAM1kB,10A/DPWMICPSPI,(DIP28TQFP32),,[6,7]44.1[1,2]:(CCC)PWM,(APC),A/D,D/A,,,,,PWM,,,,(on,off),Driveandcontrol2006526APC,4.2ATmega8GAL20V8,,4GAL20V8,4POSAPOSBPOSCGALPOS,ICPPOS,(POSCPOSA)PD(PhCPhA)ICPPOS,,fPOS=3nNr60,APCPWM(Handle)(Assist)PWM,ATmega8T/C1ATmega8T/C1PWM,CPU,8910PWM,,(Brake)(VDC),,(A)5,,,APWMOCGAL20V8,Iref,GLGAL20V8,(A)PWM1PWM2:PWM1=phA&OC&APWMAPWM2=phA&OC&APWMA&PWM55ATmeg8+GAL20V8PWMAPC,,,[1].[M].:,1992[2].[M].:,1995[3].[M].:,1994[4]KalanBA,LovattHC,ProutG.Voltagecontrolofswitchedreluc2tancemachinesforhybridelectricvehicles[J].ESCRecord-IEEEAnnualPowerElectronicsSpecialistsConference,2002(4):16561660[5]WangShuanghong,ZhanQionghua,MaZhiyuan,etal.Implementa2tionofa50-kWfour-phaseswitchedreluctancemotordrivesys2temforhybridelectricvehicle[J].IEEETransactionsonMagnet2ics,2005,41(1):501504[6],,.ATmega8[M].:,2003,:,19;,20(23)[1],.[J].,2003,11(11):853[2],,.DSPIPM[J].,2004,23(3):7274[3].[M].:,2000,:,17;,18