淡盐水脱硝工艺的比较  

Comparison between processes of sulfate removal from diluted brine

作　　者：郑学平 刘海涛 ZHENG Xueping;LIU Haitao(Tangshan Sanyou Fine Chemical Co.,Ltd.,Tangshan 063305,China)

机构地区：[1]唐山三友精细化工有限责任公司,河北唐山063305

出　　处：《氯碱工业》2024年第4期1-3,共3页Chlor-Alkali Industry

摘　　要：介绍了盐析法和冷冻法的脱硝原理及工艺流程,并比较了这两种工艺的投资和运行成本。盐析法总能耗和运行成本低,是淡盐水脱硝的首选工艺方案。The principles and process flows of sulfate removal by salting-out method and by freezing method were introduced,and the investment and operating costs of these two processes were compared.The salting-out method needed low total energy consumption and operating costs,and was the preferred process solution to removing sulfate from diluted brine.

关 键 词：淡盐水 硫酸根 冷冻法 盐析法 投资 运行成本 比较 

分 类 号：TQ114.261[化学工程—无机化工]