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电网技术  2015 

基于动态调峰裕度的风电并网协调优化调度

DOI: 10.13335/j.1000-3673.pst.2015.06.034, PP. 1685-1690

Keywords: 风电并网,动态调峰裕度,弃风惩罚成本,备用惩罚成本,协调优化调度

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Abstract:

风电并网增加了系统有功调度的难度,为了协调系统运行的可靠性、经济性与风电利用效益之间的矛盾,提出了24点调峰裕度指标,从调峰的角度确定出系统动态正负旋转备用和风电并网功率,并构建了以系统总运行成本最小为目标,含水、火电运行价格成本、风电弃风惩罚成本以及系统备用惩罚成本的风电并网协调优化调度模型。针对该模型,采用优先顺序法和改进粒子群算法,并基于某个含风电的区域电网算例进行仿真验证。结果表明,所提出的指标和优化模型为解决风电并网运行问题提供了一种有效方法。

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