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本文分析了几种特殊转子绝缘监测装置告警情况,分别对乒乓式转子接地保护、注入式转子接地保护方式出现的非转子侧真实接地引起的告警进行原因分析,并对其进行MATLAB仿真,以便供电厂检修人员处理转子接地保护装置告警及其引起的跳闸情况参考。
This paper analyzes the alarm conditions of several special rotor insulation monitoring devices, analyzes the causes of ping-pong rotor ground fault protection and the ground fault protection of non-rotor ground fault protection, and simulates them by MATLAB to supply power Plant maintenance personnel to deal with the rotor ground protection device alarm and the trip caused by reference.