摘要
总结了化工生产中温度、压力、液位、流量控制仪表的常见故障及判定方法,介绍了计算机诊断技术和冗余技术对化工自动化仪表的维护作用。
The common faults and judgement methods of instruments for control of temperature,pressure,liquid level and flow in chemical production were summarized,and the maintenance ejSect of computer diagnosis technology and redundancy technology on chemical automation instruments was introduced.
作者
管孝永
韦本成
孟宪霞
GUAN Xiaoyong;WEI Bencheng;MENG Xianxia(Dezhou Shihua Chemical Co.,Ltd.,Dezhou 253000,China)
出处
《聚氯乙烯》
CAS
2019年第12期19-21,共3页
Polyvinyl Chloride
关键词
化工仪表
自动控制系统
故障
维护
chemical instrument
automatic control system
failure
maintenance
