问题
问答题 简答题
PWM逆变电路的单极性控制和双极性控制有什么区别?
答案
参考答案:
单极性SPWM控制方式在任一半个周期中,SPWM波只能在一个方向变化。双极性SPWM控制方式在任一半个周期中,SPWM波在正、负两个方向交替变化。
PWM逆变电路的单极性控制和双极性控制有什么区别?
参考答案:
单极性SPWM控制方式在任一半个周期中,SPWM波只能在一个方向变化。双极性SPWM控制方式在任一半个周期中,SPWM波在正、负两个方向交替变化。
完形填空。 | |||
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