摘要
介绍自密封阀的密封原理及其在氨汽提尿素装置中的应用,对其长期运行中出现的泄漏及泄漏原因进行分析,根据不同的泄漏方式分别提出了现场维修的方法。
This article presents the principle and the successful service of the self-sealed valve in urea plant with ammonia stripping process, analyzes its leakage in long operation, and proposes different in-situ repairing method according to different leak styles.
出处
《大氮肥》
CAS
2006年第1期48-49,共2页
Large Scale Nitrogenous Fertilizer Industry
关键词
自密封阀
尿素装置
泄漏
维修
self-sealed valve, urea plant, leakage, repair
