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电网技术  2011 

电力市场下基于分层可靠性服务的可靠性电价体系研究

, PP. 165-170

Keywords: 可靠性电价,电量不足期望值,可靠性服务备用,虚拟用户,可靠性灵敏度分析

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Abstract:

利用基于电量不足期望值贡献系数的方法,并结合可靠性灵敏度分析,将事故备用费用分摊到发电侧和输电侧,并形成了相应的发电侧和输电侧可靠性电价。利用模糊聚类分析方法,根据用户的可靠性服务综合指标要求,将系统中的用户划分为几个层次类别,对每层用户进行归一化处理并用一个虚拟用户来代表该层用户的可靠性服务要求,然后根据各层虚拟用户的可靠性服务要求购买可靠性服务备用并将费用分摊到各个虚拟用户得到用户侧可靠性电价。通过算例仿真表明,所提出的可靠性电价体系能够有效地实现可靠性服务的差别定价。

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