耐强腐蚀弯管流量计的研发和应用研究  

rch of Strong Corrosion Resistant Elbow

作　　者：邵林 刘畅 纪波峰 纪纲 Shao Lin;Liu Chang;Ji Bofeng;Ji Gang(Yingchuang Sanzheng(Yingkou)Fine Chemicals Co.Ltd.,Yingkou,115003,China;Shanghai Tontion Automation Instrumentation Co.Ltd.,Shanghai,200070,China)

机构地区：[1]营创三征(营口)精细化工有限公司,辽宁营口115003 [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》2023年第2期66-70,共5页Automation in Petro-chemical Industry

摘　　要：在三聚氯氰生产过程中,需准确地测量进聚合反应器的氯化氰单体的流量。介绍了常用的测量仪表及存在的不足,针对氯化氰单体流量测量时,存在的结晶和结垢物堆积问题,提出一种耐腐蚀抗结晶弯管流量计的方案。阐述了该流量计测量原理、影响测量补偿问题以及仪表安装注意事项。实际应用表明:该流量计具有耐腐蚀性、抗结晶能力,稳定性好、可靠性高等特点,能够适应严酷的工艺条件,满足生产要求。对于与氯化氰气体具有相似特性的介质,有借鉴意义。In the cyanuric chloride production,it is necessary to accurately measure the flow of cyanuric chloride monomer into the polymerization reactor.The common measuring instruments and their shortcomings are introduced.In view of the problems of crystallization and scale accumulation in the measurement of cyanide monomer flow,a corrosion resistant and crystallization resistant elbow flowmeter is proposed.The measuring principle of the flowmeter,the problems affecting g measurement compensation and the precautions for instrument installation are described.The practical application shows that the flowmeter has corrosion resistance,crystallization resistance,good stability,high reliability,and can be adapted to harsh process conditions to meet production requirements.It can be used for reference for the medium with similar characteristics to cyanogen chloride gas.

关 键 词：弯管流量计 腐蚀结晶气体 流量测量 仪表吹气 

分 类 号：TH814[机械工程—仪器科学与技术]