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电网技术  2014 

计及储能寿命损耗的孤立微电网最优经济运行

DOI: 10.13335/j.1000-3673.pst.2014.09.009, PP. 2371-2378

Keywords: 微电网,最优经济运行,铅酸蓄电池,启发式调整策略

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Abstract:

以孤立微电网最优经济运行为研究对象,研究了铅酸蓄电池充放电深度和次数对其寿命的影响,并折算为经济成本。针对风电机组出力间歇性对系统运行备用的影响,采用概率约束反映旋转备用配置的置信水平,最终建立孤立微电网最优经济运行模型。采用启发式调整策略与粒子群算法相结合的方法对优化模型进行求解。以某孤立微电网为例进行算例分析,验证了所提模型和算法的可行性,并进一步讨论了铅酸蓄电池寿命损耗成本、旋转备用配置、电源出力调整策略等对最优经济运行计划的影响。

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