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电网技术  2007 

基于交互式多目标决策方法的水火电力系统日有功负荷优化分配

, PP. 37-42

Keywords: 水火电力系统,多目标,有功负荷分配,交互式决策

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Abstract:

峰谷分时电价下,发电企业不仅要考虑运行成本,还应考虑社会效益和经济效益。文章建立了以火电厂运行费用最低、污染气体排放量最小和水电厂发电效益最大为目标的水火电力系统日有功负荷多目标优化分配模型,提出了一种基于目标满意度和目标总体协调度的交互式多目标决策方法,通过建立3个决策模型将多目标问题转化为单目标问题求解。决策者通过对各单项目标满意度和目标总体协调度的不断调整来体现其主观愿望,避免了人为选取目标权重的任意性,便于实际操作应用。算例结果证明了所建立模型的正确性和交互式多目标决策方法的可行性。

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