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An Identification Model for Self-organized Criticality of Power Grids Based on Power Flow Entropy
Pages: 1-6
Year: Issue:  7
Journal: Automation of Electric Power Systems

Keyword:  潮流熵连锁故障隐性故障模型自组织临界性;
Abstract: 为研究复杂电网大停电的发生机理,同时找出影响大停电发生的关健因素,文中基于嫡理论提出了电网的潮流熵概念,用以定量描述线路潮流分布的不均衡性.基于潮流墒提出了复杂电网自组织临界态判断模型.对IEEE 118节点系统的仿真结果表明,潮流嫡对电网连锁故障的传播具有重要影响,是决定系统是否进入自组织临界态的重要因素.使用该判断模型分析了IEEE 118节点系统在给定的平均负载率下进入自组织临界态时的潮流墒...
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