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基于机会约束规划的电力系统安全定价随机模型与算法

, PP. 160-166

Keywords: 电力系统,机会约束规划,安全定价,安全成本,元件停运,电力再调度

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Abstract:

提出了基于机会约束规划的安全定价的数学模型和算法。发电侧的备用容量、可中断负荷容量、再调度容量等不确定性因素都对电力系统运行安全产生影响。对这些不确定性因素用概率方法进行描述,分析其对安全成本和安全定价的影响。在不同概率条件下,建立了预想事故的安全成本模型。对于一个预想事故,形成了一定的安全成本,针对发电机组的再调度能力和负荷的可中断性,建立了安全价格模型。通过IEEE-30系统仿真计算证明了该模型与算法的可行性。

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