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本文介绍了宜兴抽水蓄能电站定子95%接地保护的配置以及原理,以及一次由于电压互感器原因导致继电保护误动的实例,为以后的事故查找积累了经验。
This paper introduces the configuration and principle of 95% grounding protection for stator of Yixing Pumped Storage Power Station and an instance of relay protection misoperation caused by voltage transformer, which has accumulated experience for future accident finding.