氯化钙提浓塔再沸器堵塞原因及改进措施  

Reasons for the blocking of calcium chloride concentration tower reboiler and the improvement measures

作　　者：李亚利 韩士雷 LI Yali;HAN Shilei(Shaanxi Beiyuan Chemical Group Co.,Ltd.,Yulin 719319,China)

机构地区：[1]陕西北元化工集团股份有限公司化工分公司生产运营中心,陕西榆林719319 [2]陕西北元化工集团股份有限公司,陕西榆林719319

出　　处：《聚氯乙烯》2022年第10期40-42,共3页Polyvinyl Chloride

摘　　要：介绍了PVC生产过程中盐酸脱吸装置氯化钙提浓塔再沸器的结构及工艺流程,分析了其堵塞的原因,并根据实际运行工况进行了相应的改造,效果良好。The structure and process of the calcium chloride concentration tower reboiler for hydrochloric acid desorption device in PVC production process were introduced.The causes of the reboiler blockage were analyzed,and corresponding transformations were carried out according to the actual running conditions.The effects were good.

关 键 词：PVC 盐酸 脱吸装置 浓缩塔 再沸器 堵塞 氯化钙 

分 类 号：TQ325.3[化学工程—合成树脂塑料工业] TQ051.65