离子液法脱硫工艺在磷石膏制酸联产水泥装置中的应用  

Application of ionic liquid desulfurization process in the phosphogypsum acid co-production of cement plant

作　　者：张亦凡 张璐琪 郑红梅 ZHANG Yifan;ZHANG Luqi;ZHENG Hongmei(Chengdu Huaxitang Environmental Protection Technology Co.,Ltd.,Chengdu,Sichuan,610065,China;Sichuan Xiyou Zhicheng Petroleum Technology Co.,Ltd.,Chengdu,Sichuan,610500,China)

机构地区：[1]成都华西堂环保科技有限公司,四川成都610065 [2]四川西油致诚石油技术有限公司,四川成都610500

出　　处：《硫酸工业》2024年第6期49-52,共4页Sulphuric Acid Industry

摘　　要：介绍了离子液法脱除炉窑尾气中SO_(2)工艺在磷石膏制酸联产水泥熟料装置中的应用情况。针对装置运行过程中存在的脱硫溶液中SO_(4)^(2-)含量高,pH值下降和运行能耗高的问题提出相应的解决措施并进行优化改造,取得了明显的效果。This article introduces the application of the ionic liquid method for removing SO2 from furnace exhaust gas in the phosphogypsum acid co-production of cement clinker plant.Corresponding solutions are proposed and optimized to address the issues of high SO42-content,decreased pH value and high energy consumption in the desulfurization solution during the operation of the device,significant results are achieved.

关 键 词：离子液脱硫 磷石膏 硫酸尾气 节能 冷冻结晶 

分 类 号：X701.3[环境科学与工程—环境工程]