NEW MODIFIED KENT-EISENBERG MODEL FOR PREDICTING CARBON DIOXIDE SOLUBILITY IN AQUEOUS 2-AMINO-2-METHYL-1-PROPANOL (AMP) SOLUTIONS
- 1 February 1996
- journal article
- research article
- Published by Taylor & Francis in Chemical Engineering Communications
- Vol. 144 (1) , 73-83
- https://doi.org/10.1080/00986449608936446
Abstract
A new concept of using multiple apparent constant parameters plus sensitivity analysis was developed based on a modified Kent-Eisenberg model for predicting the carbon dioxide (CO2) solubility in aqueous 2-amino-2-methyl-l-propanol (AMP) solutions. Three apparent constants of amine protonation, dissociation and physical dissolution of C02 were identified to be the most significant parameters in the system. Previously published data were used to determine these three constants utilizing a nonlinear least-squares technique. The predictions from the present model agree well with all 121 experimental measurements available in the open literatureKeywords
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