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适应分布式孤岛多裕量运行的功率平衡调控方法

DOI: 10.13334/j.0258-8013.pcsee.2014.13.003, PP. 2031-2038

Keywords: 孤岛功率平衡,分布式发电,分解聚合算法,功率划分判据,适应性评估

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Abstract:

有效解决系统故障条件下分布式孤岛功率平衡调控问题,对于制定实际运行调度策略,提高电网供电可靠性具有重要的指导作用.建立了功率平衡调控模型,提出分解聚合求解算法:首先定义了功率支撑指标与孤岛划分判据,实现孤岛划分算法并得到功率划分矩阵;在此基础上,考虑多功率裕量运行的调控模型适应性,应用功率划分矩阵与控制向量进行潮流计算并得出多功率裕量下的调控曲线,依据曲线适应性评估算法,求解对应指标最优的控制向量.进而联合功率划分矩阵计算,获取调控模型的最优解空间.算例的计算结果验证了该方法的有效性.

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