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电网技术  2010 

基于粒子群算法的谐波状态估计量测点综合最优配置

, PP. 115-121

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Abstract:

为提高谐波状态估计的准确性和实用性,提出一种基于粒子群算法的谐波状态估计量测点综合最优配置方案。该方案首先选用估计误差协方差的迹作为目标函数,得到适合各次谐波的最优配置方案;再选用平均迹值变化作为目标函数,求得适合多次谐波的综合最优配置方案。并且针对目标函数中s取值的不足,定义了P-s特性曲线,使s取值规范化。选用IEEE-14,IEEE-39及IEEE-145节点系统进行Matlab仿真,验证了综合最优配置的有效性和实用性。

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