氯乙烯碱洗工序冲塔换碱自动化改造  

Automatic transformation of tower washing and alkali replacement in alkali washing of vinyl chloride

作　　者：陈延平 管孝永 侯婕 CHEN Yanping;GUAN Xiaoyong;HOU Jie(Dezhou Shihua Chemical Co.,Ltd.,Dezhou 644004,China)

机构地区：[1]德州实华化工有限公司,山东德州253000

出　　处：《聚氯乙烯》2022年第4期18-19,共2页Polyvinyl Chloride

摘　　要：针对氯乙烯碱洗工序人工冲塔换碱存在的问题进行了自动化改造,介绍了改造的具体内容和逻辑控制方案。In view of the problems existing in the manual operation of tower washing and alkali replacement in alkali washing procedure of vinyl chloride,automatic transformation was carried out.The specific contents and logic control scheme of the transformation were introduced.

关 键 词：氯乙烯 碱洗塔 水洗塔 冲洗 换碱 自动化 

分 类 号：TQ325.3[化学工程—合成树脂塑料工业] TQ056