Kinetics Study and Simulation of CO<sub>2</sub> Absorption into Mixed Aqueous Solutions of Methyldiethanolamine and Diethanolamine
Toro-Molina, C.
Bouallou, C.
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How to Cite

Toro-Molina C., Bouallou C., 2013, Kinetics Study and Simulation of CO2 Absorption into Mixed Aqueous Solutions of Methyldiethanolamine and Diethanolamine, Chemical Engineering Transactions, 35, 319-324.
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Abstract

This study investigated kinetics of CO2 absorption into mixed MDEA and DEA solutions in a Lewis cell reactor. The experiments were conducted over the temperature range of 293-313 K, MDEA/DEA wt% ratio of 20/20 and 30/20. Results show that absorption kinetics of blended MDEA/DEA 30/20 is faster than absorption kinetics of blended MDEA/DEA 20/20. The Absorption/Regeneration system was simulated using the software Aspen plus™ for a pulverized coal fired power plant (CF) in a post-combustion process. Model analysis established that blended MDEA/DEA 30/20 solvent gives the lowest energy consumption than those of MDEA and DEA.
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