裂解气双闸板阀维护要点及问题改进  

KEY POINTS OF MAINTENANCE FOR CRACKING GAS DOUBLE GATE VALVE AND THE PROBLEM IMPROVEMENT

作　　者：陈亚宽 Chen Yakuan(SINOPEC-SK(Wuhan)Petrochemical Company Limited,Wuhan,Hubei,P.C.430082)

机构地区：[1]中韩(武汉)石油化工有限公司,湖北武汉430082

出　　处：《乙烯工业》2024年第2期37-40,46,I0002,共6页Ethylene Industry

摘　　要：裂解气大阀运行环境工艺要求苛刻,维护工作是行业关注的重点与难点。文中阐述了裂解气切换阀的工艺特点及切换阀选型使用情况,介绍了裂解气双闸板阀的结构特点及密封原理,分析了裂解气双闸板阀维护要点,列举了维护不当造成故障的案例,并就维护中存在的难题提出了改进措施。The operating environment and strict process requirements of cracking gas switching valve make its maintenance a key and difficult point in the industry.This paper elaborates on the process characteristics of cracking gas switching valve and the selection and use of switching valve,introduces the structural characteristics and sealing principle of cracking gas double gate valve,analyzes the key points of maintenance for cracking gas double gate valve,lists the cases of faults caused by improper maintenance,and presents some improvement measures for the maintenance problems.

关 键 词：裂解气 双闸板阀 维护 改进 

分 类 号：TQ221.211[化学工程—有机化工]