船用机械密封常见故障形式及预防措施

Common Fault Form and Preventive Measures of Marine Mechanical Seal

机械密封具有密封性能好、工作寿命长、漏泄量少、转动阻力小、承受压力大、能够减少海洋环境污染等诸多优点,目前在船舶机械上已经广泛运用。本文阐述了船用机械密封的基本结构和工作原理,对船用机械密封的常见故障形式进行了分析,并对相关预防措施进行总结,为船舶相关工作人员提供参考。

Mechanical seal has many advantages,such as good sealing performance,long working life,less leakage,small rotational resistance,high pressure,can reduce Marine environmental pollution and so on,and has been widely used in ship machinery.This paper expounds the basic structure and working principle of Marine mechanical seal,analyzes the common fault forms of Marine mechanical seal,and summarizes the relevant preventive measures to provide reference for ship related staff.