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电网技术  2006 

电力系统无功优化线性规划问题中线性步长的动态调整策略

, PP. 40-44

Keywords: 无功优化,线性规划,原-对偶内点法,信赖域,电力系统

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Abstract:

提出了一种电力系统无功优化线性规划问题中线性步长的动态调整策略。利用潮流雅可比矩阵直接变换求取灵敏度系数矩阵,并引入信赖域思想,建立了基于信赖域的无功优化新模型,采用原-对偶内点法直接求解。IEEE14节点、30节点、57节点系统的计算结果表明,该算法能有效解决无功优化线性步长的选择问题,同时在初始点的选择上不要求从内点启动,迭代收敛次数稳定,可用于电力系统无功优化的实用化计算。

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