1、注：此波形為RTDS仿真試驗時波形，與實際波形可能存在某些差異，僅供學習換流器原理參考。 12脈動整流側正常波形UAC為換流變網側交流電壓，IVY為Y橋閥側交流電流，IVD為D橋閥側交流電流，CPRD為D橋觸發脈沖，ID為直流電流500N CAUN CAUN CAU1L Yv2L Yv3L Yv-500500001.9File: JL S1P2PCPA1 2015 01 14 10 34 44 459Child00.CFG1.9522.051L Dy2L DM3L Dy-5005000-500501.91.9522.051.91.9522.05Dope04001 111i !|J"-

2、111-fj，1.Lj.' , L ,-1J | J11.91.952.05luTNCP200ESOF RETARD ACB_TRIP BLOCK DEBLOCKBPPO心上4H土苴;二一u3001.91.9522.051.91.95Time s22.05巴與二 J J父 "l 一一| 捐4500-500File JL S1P2PCPA1 2015 01 " 10 34 4&9Child0Q CFG1就1 S71 981 9922 ill2 022 03500-5Q0D1.961 E71.931.9922.012 022 D3500-40001 951 97

3、1 981的2 Q12 022 0360duCLuVI工09 7-30- 豈NLU SN1904003002001.961.971.932.012.022.031 371.931 992 012 022 031.%1.572 021國1.9STime s2.01ESOF RETARD ACB TRIPBCOCK DEBLOCK BPPO如圖D橋A相換相時刻超前 Y橋30度，每個周期12個閥輪流導通關斷，將三相正負半軸分別截取組成直流電流。整流側電流與電壓相位一致，功率是 從交流向直流側傳輸。整流側總是共陰極側（電流流出）換相到瞬時值最高的相，共陽極側（電流流進）換相到瞬時值最低的相，因閥導通時

4、壓降很小 通過換相分別截取正負半周電壓。Y12脈動逆變側正常波形IL F CAU2L F CAU3L F CAUIL YWT ot YWT3L 丫V5000-5005000-500500File: JL S2P2PCPA1 2015 01 14 10 56 31 560Child00.CFG1.651.71.751.81.851.651.71.751.81.851L DVI2L Dnr3L DVI-5005001.651.71.751.81.85RPCalhcp alncpESOFRETARDACB_TRIP BLOCKDEBLOCKBPPO1.651.71.751.81.85Time sn

5、No14n lTaa 一 rTN_Q'<n nlA/M rrz一o'wn nAA-口 .Q>- JI?_ rrQA_口Hdo<HU2<NUNESOFRETARD ACB TRIPBLOCK DEBLOCK1 721 751.77Time si如圖D橋A相換相時刻超前 Y橋30度，每個周期12個閥輪流導通關斷，將三相正負半軸分別截取組成直流電流。逆變側電流與電壓相位相反，功率是從交流向直流側傳輸。逆變側總是共陽極側換相到瞬時值最高的相（電流流進） 通過換相跟隨直流電壓，保證閥導通時的正向電壓。整流側解鎖波形,共陰極側換相到瞬時值最低的相（電流流出），因閥導

6、通時壓降很小500-500 0500nir)I1ir|JE， 1 1； !(1H11IJ1 1MI國I1m1.1.i'll,1.11L山3；業File: JL S1P2PCPA1 2015 01 14 10 34 44 459Child00.CFG00.511.522.5-500 050000.511.522.5DRO ahplaSAE M ahpla-500 020000.511.522.500 500r 一-1000.511.522.5-50000.511.522.5ESOFRETARD ACB_TRIPBLOCK DEBLOCKBPPO0.511.522.5File: JL S1

7、P2PCPA1 2015 01 14 10 34 44 459Child00.CFG1L -MP _CAU IL yvt 2L -MP _CAU 2L yvt3L -MP -CAU 3L yvt00500巧00LVLPLVA EMA H P AP OA H P AANDAN CPA A H C P P0000。0090807000。00-2-1-»1J 277 ，0.790.80.810.820.830.840.85- G_J逆變側解鎖波形ESOFRETARD ACB_TRIPBLOCK DEBLOCKBPPO0.790.80.810.820.830.840.85口 TJ d'

8、;1AAA J 1 X I、aA A-A-A A】a J J XJ Vi 1 v J 1 j x j u 1AA A a jz -L _r /1 . * v/ 17 V;fxf A A 匕4d"電寸吃 (' J f 1 / 彳 M/vr u wu七0.790.80.8510.820.«330.840.850.790.80.810.820.830.840.85500-500 0500riI1i1jll-III1Ef,iF1I|jL| M I小, i hl "IIII11Ml,1!jiItjlI1Li-HI1i.1!iIMi(II.'Hik口出11*

9、1File: JL S2P2PCPA1 2015 01 14 10 34 44 196Child00.CFG00.511.522.5-500 0500IIJjIL 1inJ, 11> , 1r1;llLIt1!Il iI;,1.I .1.一1.1.1.*r1 700.511.522.5丁:Uri11工IIT：4.rriI _"1 r 11nm T1IL1.Z加t1 X.4b_ JL h 1 a 1二1 .ALlI T 丁FTTrr0-5000.511.522.5SAE M AH Pla DRO ahpla1701501600.511.522.50 500-500ESOFRETA

10、RD ACB_TRIPBLOCK DEBLOCKBPPO00.511.522.50.511.522.5LLLNNNAUAUAULLLY VY VY VLLLVDVR OA H P AA EMA H P AAN DA AN C DA A H C D DFile: JL S2P2PCPA1 2015 01 14 10 34 44 196Child00.CFGESOFRETARD ACB_TRIPBLOCK DEBLOCKBPPO500File: JL S2P2PCPA1 2015 01 14 10 34 44 196Child00.CFG0-5001.381.41.421.441.461.48500-500二n1r3 5 J-01.381.41.421.441.461.48500L 二二 /口JL_ 二：.,1T U、入厘J一TL ,r c 八A -J* -_0-5001.381.41.421.441.461.48DRO ahplaSAE M ahpla154153400ESOFRETARD