发电机滞后无功保护故障原因分析及改进措施

Failure Analysis and Measures for Improvement in Generator Lagging Reactive Protection

针对因我厂9000kW 发电机滞后无功保护故障引发的全厂停电事故,论述了该发电机滞后无功保护动作原理,并对其故障原因进行了理论分析,提出了改进措施。

Aiming at the power cut accident caused by a failure of the factory's 9000kW generator lagging reactive protection,the paper gives a description of the action principle of lagging reactive protection of the said generator,followed by the theoretical analysis of the reasons,and raised the measures for improvement.