烧碱生产装置自动控制改造  

Automatic control reform of caustic soda production plant

作　　者：李凌云[1] LI Lingyun(Tangshan Sanyou Chlor-Alkali Co.,Ltd.,Tangshan 063305,China)

机构地区：[1]唐山三友氯碱有限责任公司,河北唐山063305

出　　处：《氯碱工业》2020年第5期39-41,共3页Chlor-Alkali Industry

摘　　要：为减少人为操作失误或设备突发故障引发的安全事故,对烧碱生产系统自动控制进行了完善:氯气和氢气总管压力联锁系统停车,冷凝酸中间槽液体排放采用自动控制,次氯酸钠生产管线上安装电导率和游离氯监测装置。In order to reduce safety accidents caused by human errors or sudden equipment failures,the automatic control of caustic soda production system is improved:the system interlock shutdowns due to chlorine and hydrogen main pressure;the liquid discharge in the intermediate tank of condensed acid is controlled automatically;a conductivity monitoring device and a free chlorine monitoring device are installed on the production line of sodium hypochlorite.

关 键 词：电解 氯气压力 氢气压力 冷凝酸 次氯酸钠 自动控制 

分 类 号：TQ056[化学工程]