330MW机组DEH系统调门摆动问题的分析处理

Analysis on DEH System Adjustment Valve Swinging in 330MW Unit & its Treatment

介绍了蒲城发电有限公司1、2号汽轮机DEH-ⅢA型数字电液控制系统的构成及特点,分析了DEH系统在运行中出现调门摆动的原因,提出了相应的处理方法,对同类问题的处理具有借鉴意义。

The structure and character of DEH system for No.1 ＆ No.2 turbine in Pucheng Power Generation Corp. are introduced. The reason of adjustment valve swinging in DEH system is analyzed. The related treatment method is put forward, and it can be used as reference for similar problem.