抽凝式汽轮机运行时真空下降的原因及处理

Cause Analysis of Vacuum Loss during Operation of Extraction Condensing Turbines and the Remedy

介绍了抽凝式汽轮机运行时真空急剧下降和缓慢下降的判断标准;分析了2种真空下降形式各自产生的原因、检查方法,以及应采取的预防措施。

The criteria for identifying fast and slow drop of vacuum during operation of extraction condensing turbines is being presented. A cause analysis was performed to the 2 kinds of vacuum loss, for which specific inspection methods and countermeasures are proposed.