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计及分布式电源的复杂配网潮流特性仿真分析

Cui Yanlin, Lin Xu, Guo Junhong

Electrical Automation(2023)

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Abstract
随着电网内支路阻抗比的提升,潮流特性分析鲁棒性会有所下降.为此,提出计及分布式电源的复杂配网潮流特性仿真分析方法.基于电源节点与负荷节点构建潮流特性分析方程,构建节点注入电流-支路电流矩阵和支路电流-节点电压矩阵.通过内层潮流迭代与外层潮流迭代相结合的方法求解,输出潮流特性分析结果.仿真分析结果表明,所提方法能够有效获取复杂电网内全部节点三相电压分布情况,且在包含高阻抗比支路的条件下具有较好的鲁棒性.在分布式电源接入情况下,所提方法可以较准确地分析复杂配电网的潮流特性,具有可行性.
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Key words
distributed power supply,complex power grid,power flow characteristics,power node,load node,power flow iteration
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