安全阀在线校验技术应用研究  

Research on Application of Safety Valve On-line Verification Technology

作　　者：高琪 王琪[1] 林宏伟[1] 杨贵荣 Gao Qi;Wang Qi;Lin Hongwei;Yang Guirong(He'nan Oil Field Branch Technical Testing Center,Nanyang 473132)

机构地区：[1]河南油田分公司技术检测中心,南阳473132

出　　处：《中国特种设备安全》2023年第4期41-47,共7页China Special Equipment Safety

摘　　要：石油石化行业实行生产装置3~5年长周期运行,导致许多设备上的安全阀无法按照相关规程要求每年至少开展1次定期校验。安全阀在线校验技术的应用,有效地解决了此问题。本文通过检测实例,分析影响在线校验准确性的各类因素,提出了控制措施,使在线校验整定压力误差控制在标准要求范围之内,保障了生产装置的安全运行。In the petroleum and petrochemical industry,production units operate for 3~5 years.As a result,safety valves on many equipment cannot be regularly checked at least once a year according to relevant regulations.The application of safety valve on-line check technology effectively solves this problem.Through testing examples,this paper analyzes various factors that affect the accuracy of on-line calibration,and puts forward control measures to control the error of on-line calibration setting pressure within the range of standard requirements,which satisfies the safe operation of production equipment.

关 键 词：安全阀 整定压力 在线校验 密封面积 中径测量 

分 类 号：X933.2[环境科学与工程—安全科学]