igbt驱动脉冲变压器工作过程分析及参数选择

:2001-06-28:(1971-),,,,,,IGBT,,,(,250100):IGBT,,,,:IGBT;;;:TG43411:A:1001-2303(2001)08-0026-03TheanalysisoftheworkingprocessoftheIGBTsdrivingpulsetransformerandthechoiceofparametersGUOSheng2qiang,WUShu2ming,YANGYong2qing,BIYu2jie(JinanPowerEquipmentplant,Jinan250100,China)Abstract:ThispaperanalyzestheworkingprocessoftheIGBTsdrivingpulsetransformerindetailanddiscussesthefactorswhichinflluencetheshapeofthedrivingsignal.Itshowsthatthedrivingvoltagesignalshouldhaverelativelyslowvaryingratesinthefrontandbackedge,onthisbaseofthat,itmakesamorereasonablechoiceofthemainparametersofthepulsetransformer.Keywords:IGBT;pulsepransformer;drivesignal;parameters(IGBT),,,IGBT,,IGBT,,,IGBT1IGBT,150mA,,,,,,,1[1,2]k=11+rR,(1)rR=R1/R2R1R0r1;Ls;R2RLr2,R2=RL+r2;CD1=LS/CD(2)Tn=LSCD1+rR(3)tt=Tn=LSCD1+rR,(4),62,Vol131,2001(8):2628©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.KK,(1),tTnK,,Tn(3),TnrRLSCD,R1R2,rR,TnR1,IGBT,IGBT,,R1rR,TnLSCD,LSCD,Tn,,LSCD;,LS,,CD,CDLS,,,,LS,,,LS(1)(4),,K,K,,K1,,,;K1,,IGBT:IGBTdic/dt,dic/dt,dic/dt,,,,;,IGBTIGBT,IGBT,IGBT,IGBT,,IGBT,,,,,,IGBT,,IGBT,,,KK,,,,R1R222,,,,LSCD,,LSCD,LMR,IGBT,IGBT,,R0;r1;r2;RL;LM2,()[1,2]:=RtP/LM,(5)R,R=(R0+r1)(r2+RL)/(R0+r1+r2+RL);tP;LM,LM=014W1KSe/lC(lC;Se;K)IGBT,tP,,(),R,72,Vol131,2001(8)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.LMIGBT,,RL,,,,RR0+r1,R0r1,,r1LM,LM,,K,,,LSCD,,LS,,,,30403,IGBT,,,IGBT,,,RCDLM,3CDLM,RLC,,,IGBT,,,IGBT,[3],i1,di1/dt,R1R0r1;CD;LM3,,IGBT,,i1,,IGBT,,,4,,LSr1r2CDLM,,,[1]1IEEE[J]1,19951[2],IEEE[J]1,19961[3]1[J]1,1996,17(2):104-1101(19)b.c.,40mm,d.,A3,,,[1]1[M]1:,19871[2].[M]1:,19991[3]1[M]1:,19861[4]1[M]1:,19941[5]HH1[M]1:,1958182,Vol131,2001(8)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.