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实现有源逆变必须满足哪两个
更新时间： 2020-07-02 00:00:00  

1、直流侧必需外接与直流电流Id同方向的直流电源E，其数值要稍大于逆变器输出平均电压Ud，才能提供逆变能量；

2、逆变器必需工作在贝塔小于90度，或阿尔法大于90度的区域，使Ud小于0，才能把直流功率逆变为交流功率返送电网。

关键词： 实现 必须 满足

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