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电网技术  2006 

结合模态分析的遗传算法在配电网无功规划中的应用

, PP. 47-50

Keywords: 模态分析,遗传算法,配电网,无功规划,电容器

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Abstract:

以电网全年电能损耗和无功投资费用最小为目标函数,建立了配电网无功规划的数学模型。根据配电网呈辐射状分布、节点多、计算量大的特点,在传统遗传算法的基础上对适应度函数和群体多样性的保持进行了改进,提出了结合模态分析的遗传算法。IEEE30节点系统的仿真结果表明该算法能克服传统遗传算法的早熟收敛倾向、避免出现局部搜索现象、提高了系统电压的稳定性。

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