提出一种电网电压不对称情况下抑制三相脉宽调制(PWM)电流型变流器(CSC)直流输出电流二次谐波、减少网侧电流低次谐波的控制方法。

This paper presents a new control strategy to eliminate second harmonic of dc output current in the 3-phase unbalanced network voltage PWM current-source converters (CSC).

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电力电子装置通常设计运行在系统(电网)对称条件下，因此当系统电压不对称时可能会对装置产生严重影响。

Power electronic devices are usually designed to operate in symmetric power systems. So installing power electronic devices in unbalanced power systems can cause problem.

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