???????????:?????????????

????:?????:??????????

?????2???15?????? ?????:???:??????

??? ??????????? ?????????

????????,???,“??,?????????????????,?????????????????????????????”

?,?????????,“???????????????”

?????????42????????,??????????,???????“??”???

???????????????? ???????????

??,??????“???”????????3910??????????????,????????????????“PLC???????????”??????????????????????????????????30???????????,?????????1??????????????????12???????20????????????????????,???????

2002?????,?????????????????????,2012??

“???????????,????,??8???????”?????????????????????????,??????????,??,?????120????600??,?????????8???200????????,????,????????????????,?????????

??????? ???

??????,?????????,??????????????????????????????,???????????????:????,???????,????????IGBT???

??,?????????????,????????????,“??????????,???110V????……??600V?”

??,??,“??????,?????????????,????,???????????IGBT????????????????”

?????????,??????IGBT????????,???????????????????????,??????????

????????????,?,??????????????,?????????,????????(??????????????????)

???:?????????