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1,,,,,,,、。TITMS320F2812[1](DSP),。TMS320F2-812,,,。,TMS320F2812。2YPWM,。1。。,PI,PID,,。PI。PWM[2-4]。32TMS320F2812。TMS320F2812,。TMS320F28123I/OH1,H2,H3,,,:2008-08-18:200808032:(1979-),,,,。:。TMS320F2812,,(,030051):TMS320F2812;、、;。。,PI;PID;。,,。,。:;;;;/;;TMS320F2812:TM33,TP273:A:1006-6977(2008)11-0017-03DesignofcontrolsystemofbrushlessDCmotorbasedonTMS320F2812ZHENGHao-xin,ZhengBin,LiJian-min(KeyLaboratoryofInstrumentationScience&DynamicMeasurementNorthUniversityofChina,Taiyuan030051,China)Abstract:Inthispaper,thecontrolsystemofbrushlessDCmotorbasedonTMS320F2812isgiven.Therotorpositionmea-surecircuit,posturecurrentmeasurecircuit,driverscircuit.andsafeguardcircuitarediscusseddetailedly,andthecorre-spondinghardwarecircuitispreseened.Inthethreeloopofcontrolsystem,afuzzyPIcontrollerinpositioncontrollerloopandaFuzzyPIDcontrollerwithself-adjustingparametersisadoptedinthespeedouterloopandacurrenthysteresiscon-trollerisadoptedinthecurrentinnerloop.Thisdesignprojecthaveatraitofsimplecircuit、strongreliabilityandahighap-plicationsvalues.Atthesametime,thereasonabilityandvalidityhavebeentestifiedbythetestresults.Keywords:motor;controller;drivecircuit;detectioncircuit;fuzzycontrol/brushlessdirectmotor;digitalsignalproces-sor;TMS320F281212《》200811-17-《》200811PWM,(IGBT),。A,BTMS320F2812DSPCAP1,CAP2。,A,B,。,,,PWM(IR2131),PWM,FAULTTMS320F2812PDPINTA,DSP。EV,[5]。、、、。3.1,DSP,,PWM。。3(),,。,,,“0”“1”。I/ODSP,DSP,。PWM,IGBT,,。VQ1,VQ2→VQ2,VQ3→VQ3,VQ4→VQ4,VQ5→VQ5,VQ6→VQ6,VQ1()。,H1,H2,H3101→100→110→010→011→0016,DSP,,。3。3.2、A/D。1∶1000,,,,,。DSPA/D0~3.3V(),,A/D。4。3.3IR2131[6](5)。IR2131/IR2132、MOSFETIGBT。IR21316。HO1,HO2,HO3VQ1、VQ3、VQ5,LO1、LO2、LO3VQ4、VQ6、VQ2,。3.4,,DSP、,。、3。3.4.1,,6。DSP6PWMIGBT,。3.4.2,TMS320F2812PDPINT,。7。CD8128,PDPINT345IR2131-18-5ARM_DSP,、,。DSP,A/D,,A/D,。A/D,、。:[1],,.DSP[M].:,2003.[2]TI.TMS320VC5502DataSheet[DB/OL].,2007.[3]TI.ADS1274DataSheet[DB/OL].,2007.。CD8128,PDPINT。,DSP,PWM,,CPU。,,。4SCI,RS-232,,、、,;SPI,I/O,。5,8。,8(a)PID;8(b)PID。6TMS320F2812,PWM、,,,,,(20%)。。:[1]TexasInstruments.TMS320F2812CPUandPeripheralsRef-erenceGuide[EB/OL].=spru430d,2006.[2],[M].:,1996.[3].[J].,1996(4):428-434.[4].PID[M].:,1998.[5]TexasInstruments.DSPsolutionsforBLDCmotor[EB/OL].[6]InternationalRectifier.IR2131Datasheet[EB/OL].=International.67!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!(a)PID(b)PID8(16)TMS320F2812-19-
本文标题:基于TMS320F2812无刷直流电机控制系统设计
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