VVVF

• 变频调速

变频调速

VVVF的用法和样例：

例句

1. Automatic regulatro of electrode lifting can be VVVF controlled or computer controlled.The later can equipped with CRT displayer.
   电气控制系统采用新型变频调速一电机式调节器或微机控制一液压调节器。