电动闸阀启动故障分析与处理

Failure Analysis and Processing for Electric Gate Valves Start-Up

分析了某核电站电动闸阀无法通过电动装置正常操作阀门开启和关闭的原因,提出了降低阀门启动附加力矩或消除力矩开关跳动的方法。

Analyzes the reason that electric actuator of gate valve can＇t operate the valve normally during opening and closing in a certain nuclear power plant,raises the method fo reducing started additional moment torque or eliminating beating of moment torque switch.