热电厂锅炉给水泵平衡套密封改进

Sealing Improvement for Water Feed Pump Balance Set in Thermal Power Station

针对热电厂锅炉给水泵出口段及平衡机构汽蚀腐蚀现象,分析故障产生原因,在总结检修处理方案的基础上,通过对平衡套密封结构进行改造,采取多级复合密封,彻底解决泄漏引起的汽蚀腐蚀问题。

For cavitation erosion of water feed pump outlet section and balance set in thermal power station, analyze the reasons. Summarize maintenance programs, transform the balance set sealing, take multistage composite sealing to resolve completely the problem of leakage caused by cavitation erosion.