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Frequency Dynamics Analysis and Load Shedding Assessment Based on the Dynamic Simulation Trajectory of Interconnected Power System
Author(s): 
Pages: 171-177
Year: Issue:  9
Journal: Transactions of China Electrotechnical Society

Keyword:  电力系统频率动态特性轨迹分析法低频减载;
Abstract: 随着电网互联的发展,传统的单机带集中负荷模型已经不能适应现代电网频率动态特性分析的要求.本文提出了一种将多机系统仿真轨迹通过惯量中心变换映射到单机系统上进行频率动态分析的方法.该方法既发挥了数值积分方法可以提供任意复杂模型的准确时域解的优势,又可以利用单机模型中成熟的理论和相应参数进行定量分析.应用上述方法研究了广东电网频率动态特性,分析了不同地区电网结构差异性,不同时间的运行方式差异性对频率动态...
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