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电网技术  2006 

考虑提高系统无功备用容量的无功优化调度

, PP. 36-40

Keywords: 无功备用容量,无功优化调度,电压稳定,免疫算法,电力系统

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Abstract:

充裕的无功备用容量是保证系统电压稳定的一个重要因素,因此在日常无功优化调度过程中考虑提高系统的无功备用容量是防止电压失稳的重要手段之一。文章在分析发电机备用容量数学模型的基础上,定义了基于电压稳定的系统无功备用容量的计算公式,提出了考虑增大无功备用容量、减少网络损耗以及减小电压偏移的多目标无功优化调度算法。并将该算法应用于IEEE30节点系统,证明了所定义的基于电压稳定的系统无功备用容量计算公式的正确性及提高备用容量的无功优化调度算法的可行性。

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