基于MATLAB-SIMULINK的三相异步起动永磁同步电动机的建模与仿真

:2005-04-28:(1959-),,,,.E-mail:[e-mail]:1672-3961(2006)05-0040-04MATLABSIMULINK李国建,王道涵,朱常青(,250061):三相异步起动永磁同步电动机的磁路结构和起动过程都比较复杂.基于MATLABSIMULINK并利用坐标变换中的park方程建立了三相异步起动永磁同步电动机的瞬态仿真模型,并在三相对称电压供电时进行了仿真试验.:永磁同步电动机;瞬态仿真;数学模型:TM343:AModelingandsimulationofthree-phaseline-startpermanentmagnetsynchronousmotorLIGuo-jian,WANGDao-han,ZHUChang-qing(SchoolofElectricalEngineering,ShandongUniversity,Jinan250061,China)Abstract:Themagneticstructureandstartingprocessoftheline-startpermanentmagnetsynchronousmotorarerelativelycomplicated.BasedonMATLABSIMULINKandparkequation,thetransientmodelfortheline-startpermanentmagnetsynchronousmotorwasestablishedandthesimulationstudywascarryoutunderthreephasebalancedvoltage.Keywords:permanentmagnetsynchronousmotor;transientsimulation;mathematicmodel0前言,,1~7.,,,,.,,,.MATLAB,SIMULINKMATLAB,,.,MATLABSIMULINK,,,.1基本方程park.,d,qd90,,q(a)r...365Vol.36No.5()JOURNALOFSHANDONGUNIVERSITY(ENGINEERINGSCIENCE)200610Oct.2006ud=r1id+dddt-rq;uq=r1iq+dqdt+rd;u2d=0=r2di2d+d2ddt;u2q=0=r2qi2q+d2qdt.(1):r;r1;r2d;r2q..d=Ldid+Ladi2d+f;q=Lqiq+Laqi2q;2d=L2di2d+Laqid+f;2q=L2qi2q+Laqiq.(2):Lq,Lq;L2d,L2q;Lad,Laq;f,f=E0r3,E0,.:Tem=p(diq-qid).(3),:Jdrdt=p(Tem-TL).(4):TL;j;p.2仿真模型,(1)(2),,:dddt=ud-r1id+rq;dqdt=uq-r1iq-rd;d2ddt=-r2di2d;d2qdt=-r2qi2q.(5)id=(d-f-Ladi2d)Ld;iq=(q-Laqi2q)Lq;i2d=(2d-f-Ladid)L2d;i2q=(2q-Laqiq)L2q.(6)(3)~(6),MATLABSIMULINK,d,q,0.:(1);(2);(3),.(2)d,q,0,d,q,0A,B,C,..(a)d(b)q(c)2d(d)2q1Fig.1Moduleformagneticchainequations1(5)4.d,q,2d,2q,(6).id,iq,i2d,i2q,(3)(4).2,3,4.d,q,0,.,5,:MATLABSIMULINK41,,A,B,C,5.2Fig.2Submodulefortorque3Fig.3Submoduleformechanicalkinematicequation4pmsmFig.4Moduleformainpmsm5Fig.5Moduleforline-startPMSM3仿真参数的设置和三相对称供电时仿真试验,,.6,7,8,9,10,11.:xd=5.45;x2d=6.30;xq=30.55;x2q=31.7;xad=4.45;xaq=29.55;r2d=3.35;r1=0.80;r2q=2.95;p=2;1=100*pirads;j=0.0202kgm2;TL=35Nm.6iaFig.6Curvesforstatorcurrentia7TemFig.7CurvesfortorqueTem8Fig.8Curvesfortorqueandrotationalspeed42()369i2aFig.9Curvesforrotorcurrenti2a10nFig.10Curvesforrotationalspeedn11Fig.11Curvesoftestedtorqueandrotationalspeed4结论park,MATLABSIMULINK,A,B,C,,,,.:[1],,.[J].,2003,23(2):126-131.WANGXiu-he,YANGYu-bo,FUDa-jin.Analysisofthree-phaseinductionmotorfedbyunbalancedvoltageswithtransientmodel[J].ProceedingsoftheCSEE,2003,23(2):126-131.[2].[J].,2003,1(2):43-46.LIUZhong-shu.Onthesynchronousmotorstateequationofpermanentmagnetismandemulationofstartingcourse[J].JournalofFujianUniversityofTechnology,2003,1(2):43-46.[3],,,.[J].,1998,18(5):335-337,344.YEDong,ZHANGFeng-qi,SUNL-iling,etal.StudiesofstartingprocessforPMsynchronousmotor[J].ProceedingsoftheCSEE,1998,18(5):335-337,344.[4],,.[J].,2003,23(12):43-48.SUNChi,WEIGuang-hui,BIZeng-jun.Detectionforreactiveandharmonicscurrentsofsynchronousreferenceframetransfor-mation[J].ProceedingsoftheCSEE,2003,23(12):43-48.[5],.[J].,2003,23(8):125-129.WUXin-zhen,WANGXiang-yan.Runcapacitanceofthein-ductionmachineunderunbalancedoperation[J].ProceedingsoftheCSEE,2003,23(8):125-129.[6]LEEChing-yin.Effectsofunbalancedvoltagesontheoperationperformanceofathree-phaseinductionmotor[J].IEEETrans-actionsonEnergyConversion,1997,14(2):202-208.[7]WANGYaw-juen.Analysisofeffectsofthree-phasevoltageun-balanceoninductionmotorswithemphasisontheangleofthecomplexvoltageunbalancefactor[J].IEEETransactionsonEnergyConversion,2001,16(3):270-275.(编辑:许力琴)5,:MATLABSIMULINK43