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高压电器  2015 

基于ip-iq算法的STATCOM补偿指令电流检测方法

DOI: 10.13296/j.1001-1609.hva.2015.09.010, PP. 55-59

Keywords: 静止无功补偿器(STATCOM),改进型ip-iq算法,相位补偿角,补偿指令电流

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Abstract:

随着静止无功补偿器(staticsynchronouscompensator,STATCOM)的结构多重化,使得其负载电流测量点和补偿注入点因所处位置不同,从而产生较大的检测差异。针对上述问题,文中提出一种改进型ip-iq算法,分别从测量点和补偿点引入电压相位信息,通过设置相位补偿角和比例谐振(PR)控制器,消除因两处电压相位和幅值差异引起的检测误差,提高检测精度。理论分析和仿真结果验证了所提方法的有效性。

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