DEH系统阀门试验异常处理

Deal with Exceptions in Testing Valves of DEH System

分析了DEH系统各设备的结构原理,找出中压自动主汽门活动试验复位异常的原因,提出解决办法。

the struct and principle of equipments of DEH system are analysed. Exception reasons of testing main valves of intermediate pressure cylinder are studied, and methods of solving the exception are presented.