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考虑并网光伏电源出力时序特性的配电网无功规划

, PP. 120-127

Keywords: 无功规划,配电网,并网光伏电源,净收益现值,改进粒子群算法

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Abstract:

提高分布式电源的接纳能力,使配电网设备经济高效地运行是智能配电网的基本要求之一。论文分析了并网光伏电源有功出力和无功出力的概率分布,在保证并网光伏电源最大有功输出,并充分利用其无功出力的基础上,建立了以无功补偿方案全寿命周期净收益现值为目标函数的配电网无功规划模型,实现了用较少无功补偿投资满足配电网的无功需求。提出了一种混沌多粒子群算法对上述模型进行求解,该算法克服了基本粒子群算法“早熟”问题。通过含并网光伏电源的配电网无功规划实例,验证了上述无功规划模型和算法的正确性和有效性。

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