流量测量系统的预防性维护  

Preventive Maintenance of Flow Measurement System

作　　者：楚成任 何岩明 纪波峰 纪纲 Chu Chengren;He Yanming;Ji Bofeng;Ji Gang(Sinopec Qilu Branch,Zibo,255400,China;Shanghai Tontion Automation Instrumentation Co.Ltd.,Shanghai,200070,China)

机构地区：[1]中国石油化工股份有限公司齐鲁分公司,山东淄博255400 [2]上海同欣自动化仪表有限公司,上海200070

出　　处：《石油化工自动化》2022年第6期75-80,共6页Automation in Petro-chemical Industry

摘　　要：流量测量仪表的预防性维护需要对被维护的仪表及系统有深入的了解,通过仔细观察和深入的调查研究,才能发现故障原因并解决问题。讨论了借助智能化流量测量仪表的自诊断信息了解仪表的状况,借助仪表原始数据与中间计算结果、仪表的趋势图分析仪表可能存在的问题;借助数据采集与监视控制系统提供的信息进行分析,以及按照维护规程及经验对维护点进行预防性维护的方法,并用很多实例进行了说明。Preventive maintenance of flow measuring instruments needs an in-depth understanding of the instruments and systems being maintained.Through careful observation and deep investigation and research,the fault cause can be discovered and the problem can be solved.With the help of self-diagnostic information of the intelligent flow measuring instrument to know the status of the instrument is discussed;with the help of instrument primary data,intermediate calculation results and instrumental trend chart,the potential problems of the instrument are analyzed;Analysis is conducted with the help of SCADA,and preventive maintenance is carried out for maintenance point in accordance with maintenance regulations and experience.Corresponding examples are listed to be explaination.

关 键 词：智能流量计 流量测量系统 预防性维护 自诊断 数据采集与监视控制系统 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]