12脉波整流电路MATLAB-Simulink仿真及谐波分析

第36卷第4期2008年4月Vo.l36No.4Apr.200812脉波整流电路MATLAB-Simulink仿真及谐波分析1,2(1.,200072;2.,200090):12,Matlab-Simulink,,6,12:;;;:,:TM762:A:1001-9529(2008)04-0070-03MATLAB-Simulinkbasedsimulationandharmonicanalysisfor12-pulserectifiersZHANGWen-bin1,JINXi2(1.CollegeofMechatronicsEngineeringandAutomation,ShanghaiUniv.,Shanghai200072,China;2.SchoolofPowerandAutomationEngineering,ShanghaiUniversityofElectricPower,Shanghai200090,China)Abstract:TheMATLAB-Simulinkwasusedtoestablishmodelsandconductsimulationforthe12-pulserectificationcircuit.Theharmoniccurrentgeneratedbytherectificationcircuitwascalculated,andtheworkingprincipleofitsharmoniceliminationisilluminated.Comparisonwiththe6-pulserectificationcircuitprovesthatthe12-pulserectif-icationcircuitiseffectiveinharmonicelimination.Keywords:rectifier;harmonic;harmonicdistortion;simulation,,,,,,,,12,,,112121,T1T22;T,a2,b2,c2a3,b3,c3Y,30,3,2112212MATLABMATLAB-Simulink12,Matlab6.5(PowerSystemBlockset),2.11212,12脉波整流电路MATLAB-Simulink仿真及谐波分析71(总459)RLC2,2,Simulink1222122.2:220V,50Hz,0-120120:3,1Y,2Y,3380V,220V,220V:RLC:R100,L0,Cinf:50Hz,20degrees,02.30.05s,ode23tb,,3idud312,6312ia3,ib3,ic3ia2,ib2,3idudic244ia3,ib3,ic3ia2,ib2,ic24,72(总460)2008,36(4),2Y-,Y30a3,b3i2a3b3i2a3b3ai1a3b3i2a3b33,5bYaia25aAiAi1a3b3ia2,5c5302iA,(1)iA=43Id[sint-111sin11t-113sin13t+123sin23t+125sint-=43Idsint+43Idn=12k1k=1,2,3,(-1)isinnt(1)(1)iAI1nIn:I1=43Id,In=1n43Id,n=12k1,k=1,2,3,(2)(1)5,,5th7th17th19th,A12k1,65,7,,611612Harmonics(n)571113171923256pluse0.910.460.360.260.230.180.160.1412pluse000.530.35000.230.17126THD()66126THD1,,5th7th17th19th,11th13th23th25th,612,6126,124,126,,:[1],.[M].:.[2],.Simulink[M].:.[3],.[M].:.[4].18[J].,2005,12(6).[5],.12[J].,2006,6(23).[6],.[J].,2003,6(3).[7]ArrillagaJ,MedinaA,LisboaMLV,eta.lTheharmonicdomain:aframeofreferenceforpowerSystemharmonicana-lysis[J].IEEETransPowerSyst,1995,10(1):433-440.[8]TaskForceonHarmonicsModelingandSimulation.Modelingandsimulationofthepropagationofharmonicsinelectricpowernetworks,PartI:Conceptsmodels,andsimulationtechniques[J].IEEETransPowerDelivery,1996,11(1):452-456.:2007-10-18: