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电网技术  2015 

基于风险量化的事故备用容量协调分配方法

DOI: 10.13335/j.1000-3673.pst.2015.07.025, PP. 1927-1932

Keywords: 事故备用,风险量化,协调分配,成本效益比

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Abstract:

备用容量在区域电网间如何分配将影响电力系统的可靠性和经济性。基于此研究了备用配置方案的风险量化评价指标,进而提出了一种计及成本效益比的电网事故备用容量风险量化协调分配方法。该方法首先分析了区域成本效益比、功率缺额事故发生概率、备用成本、缺电成本等因素对系统备用分配的影响,并对事故备用配置及备用配置不足所带来的风险分别进行了量化,然后基于量化结果重新分配区域电网的事故备用容量。最后基于IEEE118节点系统进行了仿真计算,验证了本文所提方法的有效性和合理性。

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