熔融尿素泵轴封泄漏原因分析与改造  

REASONS FOR THE LEAK OF MELT UREA PUMP AXLE SEAL AND THE REVAMP

作　　者：胡小青[1] 王小阳[1] 

机构地区：[1]巴陵石化分公司尿素部,湖南岳阳414003

出　　处：《大氮肥》2004年第4期271-273,共3页Large Scale Nitrogenous Fertilizer Industry

摘　　要：熔融尿素泵填料轴封泄漏严重,导致诸多不良后果,对轴封形式进行改造,采用与输送介质相适应的密封性能良好的机械密封,较完满的解决了轴封泄漏问题。The packing axle seal of the melt urea pump leaked seriously,leading to many harmful effects,so we revamped the form of axle seal.The leaking problem was satisfactorily solved by adopting better function mechanical seal suitable for transportation media

关 键 词：熔融尿素泵 机械密封 填料轴封 泄漏 原因分析 石棉 聚四氟乙烯 

分 类 号：TQ441.41[化学工程—化学肥料工业]