高压主汽门及调门卡涩的原因分析与防范措施

Analysis on reasons of jam fault of HP main steam valve and HP governing valve and preventive measures

介绍了某电厂600MW超临界机组高压主汽门、高压调门的结构、作用,分析了高压主汽门、高压调门卡涩原因,提出了防止高压主汽门、高压调门卡涩的具体方法和措施。

The structure and the functions of HP main steam valve and HP governing valve of 600MW supercritical unit in a power plant were introduced.The reasons of jam fault of HP main steam valve and HP governing valve were analyzed;and concrete methods and measures to prevent the jam fault of HP main steam valve and HP governing valve were put forward.