湿法冶金
濕法冶金
습법야금
Hydrometallurgy of China
2015年
5期
432-434
,共3页
周绪忠%李水娥%仵恒%崔同明
週緒忠%李水娥%仵恆%崔同明
주서충%리수아%오항%최동명
混合醇胺%燃煤烟气%CO2%吸收
混閤醇胺%燃煤煙氣%CO2%吸收
혼합순알%연매연기%CO2%흡수
coal-fired flue gas%CO2%mixed alcohol amine%absorption
研究了用乙醇胺(M EA )和三乙醇胺(T EA )混合物从燃煤烟气中吸收CO2 ,通过控制变量法获得适宜的工艺参数:反应温度20 ℃ ,溶剂组成0 .6 mol/L(MEA)+0 .4 mol/L(TEA) ,CO2 体积分数12% ,模拟烟气流量500 L/h.适宜条件下 ,混合醇胺的吸收速率为5 .67 × 10-4 mol/s ,比纯M EA的吸收速率4 .63 × 10-4 mol/s更快.
研究瞭用乙醇胺(M EA )和三乙醇胺(T EA )混閤物從燃煤煙氣中吸收CO2 ,通過控製變量法穫得適宜的工藝參數:反應溫度20 ℃ ,溶劑組成0 .6 mol/L(MEA)+0 .4 mol/L(TEA) ,CO2 體積分數12% ,模擬煙氣流量500 L/h.適宜條件下 ,混閤醇胺的吸收速率為5 .67 × 10-4 mol/s ,比純M EA的吸收速率4 .63 × 10-4 mol/s更快.
연구료용을순알(M EA )화삼을순알(T EA )혼합물종연매연기중흡수CO2 ,통과공제변량법획득괄의적공예삼수:반응온도20 ℃ ,용제조성0 .6 mol/L(MEA)+0 .4 mol/L(TEA) ,CO2 체적분수12% ,모의연기류량500 L/h.괄의조건하 ,혼합순알적흡수속솔위5 .67 × 10-4 mol/s ,비순M EA적흡수속솔4 .63 × 10-4 mol/s경쾌.
Using ethanolamine(MEA)and triethanol amine(TEA)as absorbent to absorb CO2 in coal-fired flue gas were researched .The appropriate parameters was determined by control variables method .T he results show that under the conditions of reaction temperature of 20 ℃ ,CO2 volume fraction of 12% ,simulated flue gas flow of 500 L/h ,the absorption rate of 0 .6 mol/L (M EA )+0 .4 mol/L(TEA) for CO2 is 5 .67 × 10-4 mol/s which is more faster than that of MEA for CO2 (4 .63 × 10-4 mol/s) .
