300MW空冷机组启动阀门切换方式改进

Improvement on the Valve Translation for the 300 MW Air-cooling Turbine Unit

针对引进型NKC300-16.7/537/537型凝沁式空冷机组在启动过程阀门切换出现的问题,进行了切换控制方式的改进,改进后阀门切换过程转速平稳,机组运行稳定。

Based on the existing problem for the type NKC300-16. 7/537/537air-cooling trubine, when it＇s valves are tanslating, during the the trubine startup. Improvement are given, and they work very well now.