变电站测控系统开关异常动作分析与对策

Analysis and Countermeasures of Abnormal Switch Action in Substation Test and Control System

通过一起变电站测控系统交流电源异常动作事件,从开关选型、系统架构、负荷统计分析、保护功能及动作原理等多角度综合分析,得出异常动作原因,并提出改进措施和工程实用性建议。

Based on an AC power supply abnormal action event of substation test and control system,the causes of the abnormal action were obtained through comprehensive anal⁃ysis from switch selection,system architecture,load statistical analysis,protection function and operation principle,and improvement measures and practical suggestions are put forward.