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Case Study on Impact of Auxiliary Exciting Control on Power System Stabilizer
Author(s): SHENG Chao, ZHANG Jun-feng, WEI Wei
Pages: 109-
111
Year: 2011
Issue:
11
Journal: Guangdong Electric Power
Abstract: 惠州抽水蓄能电站的电力系统稳定器(power system stabilizer,PSS)在励磁附加控制投入后引起功率自发振荡,根据实测的频率特性进行原因分析.励磁附加控制的引入改变了励磁系统的无补偿特性,基于相位补偿原理配置的PSS反而削弱了机组阻尼,因而引起功率振荡.指出惠州抽水蓄能电站在正常运行方式下不应投入励磁附加控制,励磁附加控制与PSS相互作用的机理需作进一步的研究.
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