????:1????????:???????

2?????????????

3??????????

4????????

5?2018????????

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

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

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

?????????,??????,“???????????????”

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

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

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

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

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

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

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

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

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

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

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

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