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节点重要度的分类综合评估

DOI: 10.13334/j.0258-8013.pcsee.2014.10.012, PP. 1609-1617

Keywords: 复杂网络理论,网络流,介数,支撑度,贡献度,主导域

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Abstract:

基于复杂网络中心性理论,提出节点重要度的分类综合评估方法。根据节点在输电网络中的功能对节点进行分类,不同类型节点以不同指标各自评估重要性。对各类型节点综合考虑节点对输电网络有功传输的全局影响和对输电网络电压水平的局部影响,并兼顾节点自身因素影响,分别定义有功网络流介数指标、无功支撑度和无功贡献度指标,从有功全局和无功局部、网络整体和节点个体来综合评估节点的重要性。IEEE39系统和某实际省网的算例结果验证了所提方法的有效性和实用性,表明所提方法能够克服已有模型未考虑节点无功局部影响及自身因素影响的不足。

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