微电网变换器可编程虚拟无源网络原理及实现

　　本文提出一种可编程虚拟无源网络概念，通过变换器反馈控制实现无源网络特性，根据变换器运行要求实现虚拟无源网络结构在线实时编程，提高了微电网变换器系统性能。下一步工作将针对孤岛运行情况传统方案PVPN 方案下变换器的可编程虚拟无源网络控制开展研究。

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