摘要
封油系统是石油化工装置一次开车成功及安、稳、长、满、优运行的必要保证．重点论述了辽化炼油厂常减压装置原设计封油系统的不足及技术改造过程，此外，还对冲洗液量的计算作了较详细的介绍．
The sealing oil system is a vital pledge for the petroleum equipment work well at the first time and run security, stability, long - term, full, excellent. Discussion will center on the shortage of the former sealing oil of LiaoHua oil refinery decompress equipments and the procedure of technical renovation,furthermore, this paper also discussed the calculate of the quantity of wash down liquor in detailed.
关键词
炼油厂离心泵
常减压装置
机械密封
化工装备改造
Sealing oil system
Renovation
Application
Mechanical seal
Quantity of wash down liquor
