???????????:?????????????
???????????2?????????15?? ????:????????:????????
??????????? ??? ???
?,??,�??,?????????,?????�
???,???????,�???????�
??????????????42????????,??????????????????,??????�??�????
![](http://i2.chinanews.com.cn/simg/ypt/2025/250215/5154c29f-72a8-4656-902d-8ea31da84cda_zsite.jpg)
??????,??????�????????�???????????????????3910?????,??????????�PLC????????????????�???30?????????,??????1??????????????12??????20??,?????????
2002????????????,????????????????????????,2012??????????
�?,???,????????8??�??????????,????????,??,?????120???600????????????????????????????,??8???????????????????200??,???????,????,??
![](http://i2.chinanews.com.cn/simg/ypt/2025/250215/ac685ecb-915b-4407-acc3-7b6ca0e290d7_zsite.jpg)
?????????,?????,????????????????????,????:????????,?????,??????IGBT????
???????????,?????????????,?????????????,�??????????,???????????110V??????????��????600V?�
???????,?????,�??????????????????????????????????,??,??????????????,????????????????????IGBT???�
??,???????????IGBT????????,?????????????????????,???
????????,??????????,?????????????????????,????????????????????????????,???(?)
????????????????:??????????
??