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An algorithm for identifying low frequency oscillation modes on line based on WAMS
Author(s): 
Pages: 17-22
Year: Issue:  20
Journal: RELAY

Keyword:  低频振荡WAMSProny模型相量测量单元PMU在线辨识;
Abstract: 提出了一种基于WAMS的低频振荡模式在线辨识算法.文章从WAMS主站中心角度将辨识过程分为四个阶段:数据接收与存储,数据预处理,振荡模式参数计算和辨识结果分析.丢失数据估计、低通滤波、模型阶数优化等改进措施的应用提高了辨识过程的速度和辨识结果的可靠性.结合实际的WAMS系统和Visual Studio开发平台,设计了运行于WAMS主站的在线辨识系统.以规划中的南方电网进行的算例研究验证了辨识结果的准确性.
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