一起先导式安全阀未超压起跳故障分析

Fault Analysis of Pilot Operated Safety Valve Trip under Pressure

通过对一起先导式安全阀起跳的原因进行分析,认为该安全阀起跳的主要原因是工艺操作未控制好及未按规范要求落实定期校验制度,并就先导式安全阀的使用、维修、校验等环节提出应对措施。

This paper analyzes causes of one pilot operated safety valve trip, and finds out that the main reason of this valve trip is bad operation control and fails to follow the inspection regulation. Then, it offers counter-measures of its use, maintenance and inspeclion processes.