汽动给水主泵高温水外漏分析及处理

Analysis and Treatment on High Temperature Water Leakage for Steam Turbine Feedwater Pump

针对华能国际电力股份有限公司上安电厂3号机组汽动给水主泵消缺更换芯包后,迷宫密封处大量高温水外漏的问题,分析高温水外漏原因,提出在给水主泵密封水管路上加装管道增压泵系统的处理措施,经比较认为处理效果显著。

Aiming at high temperature water leakage after the replacement of steam turbine-driven feedwater pump in Hua-neng Power International Inc S.hang′an Power Plant ,analyzes the reasons of the high temperature water leakage ,presents the measures of pipeline booster pump installation in seal water piping system ,the treatment effects is remarkable af-ter comparison .