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基于电位法和酸碱度法的醇胺溶液吸收二氧化碳
引用本文:杨向平,陆诗建,高仲峰,李清方,张建.基于电位法和酸碱度法的醇胺溶液吸收二氧化碳[J].中国石油大学学报(自然科学版),2010,34(2).
作者姓名:杨向平  陆诗建  高仲峰  李清方  张建
作者单位:1. 中国石油大学,化学化工学院,山东,东营,257061
2. 中国石油大学,化学化工学院,山东,东营,257061;胜利工程设计咨询公司,山东,东营,257026
3. 新汶矿业集团有限责任公司,山东,新泰,271233
4. 胜利工程设计咨询公司,山东,东营,257026
基金项目:国家科技支撑计划基金 
摘    要:醇胺溶液具有对二氧化碳吸收速率快、吸收容量大及再生简单的特点,采用电位法和酸碱度法对一乙醇胺(MEA)、二乙醇胺(DEA)、三乙醇胺(TEA)吸收二氧化碳特性进行研究,揭示电位、酸碱度与吸收速率、吸收容量之间的内在联系,并考察醇胺溶液再生二氧化碳的特性,提出测定溶液中醇胺浓度和CO2体积分数的新方法.结果表明:MEA和DEA是优良的醇胺吸收剂;做出速率-电位曲线或速率-酸碱度曲线,就可以利用电位法或酸碱度法对醇胺溶液吸收二氧化碳的反应程度进行估测.

关 键 词:二氧化碳  醇胺溶液  电位法  pH法

Amine solutions absorbing carbon dioxide based on methods of potentiometry and pH
YANG Xiang-ping,LU Shi-jian,GAO Zhong-feng,LI Qing-fang,ZHANG Jian.Amine solutions absorbing carbon dioxide based on methods of potentiometry and pH[J].Journal of China University of Petroleum,2010,34(2).
Authors:YANG Xiang-ping  LU Shi-jian  GAO Zhong-feng  LI Qing-fang  ZHANG Jian
Institution:YANG Xiang-ping1,LU Shi-jian1,2,GAO Zhong-feng3,LI Qing-fang2,ZHANG Jian2(1.College of Chemistry , Chemical Engineering in China University of Petroleum,Dongying 257061,China,2.Shengli Engineering & Consulting Company Limited,Dongying 257026,3.Xinwen Mining Group Company Limited,Xintai 271233,China)
Abstract:The amine solution is characterized by quick absorption,large absorption capacity and simple regeneration.The potentiometry method and pH method were used to study carbon dioxide absorption characteristics in MEA,DEA and TEA solution.The relations among electric potential,pH,absorption rate,absorption capacity were studied.The new measurement methods about amine solution concentration and carbon dioxide concentration were presented.The results show that MEA and DEA are good amine solutions.Also after drawin...
Keywords:carbon dioxide  amine solution  potentiometry method  pH method
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