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Study on the calculation of voltage stability critical parameters by changeable step integration strategy
Author(s): 
Pages: 19-24
Year: Issue:  16
Journal: Relay

Keyword:  电压稳定PV曲线变步融合动态步进异步连续临界参数;
Abstract: 针对电压稳定临界参数的求取方法,以负荷导纳模型方法为基础构建了一种基于变步融合策略求取静态电压稳定临界点处参数的新方法,该策略融合了动态步进性与异步连续性两个进程.动态步进性进程体现为快速计算功率极大值点,即在增加负荷过程中跟踪计算戴维南等值阻抗,并将研究节点当前运行状态点的戴维南等值阻抗对应的导纳值作为下一状态点的负荷导纳值进行下一次计算,故可由初始状态快速、不等步地过渡到最接近临界点的功率极大...
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