Journal ArticleDOI
Absorption with chemical reaction: development of a new relation for the Danckwerts model
W.J. DeCoursey,W.J. DeCoursey +1 more
TLDR
In this article, an approximate solution for absorption with irreversible second-order chemical reaction by the Danckwerts model is derived and discussed, which corresponds to the well known relation of van Krevelen and Hoftijzer for the film model.About:
This article is published in Chemical Engineering Science.The article was published on 1974-09-01. It has received 134 citations till now.read more
Citations
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Journal ArticleDOI
Review of CO2 absorption using chemical solvents in hollow fiber membrane contactors
Jingliang Li,Bing Hung Chen +1 more
TL;DR: In this paper, a hollow fiber membrane contactor is used to separate CO2 from a gas stream, which is a promising alternative to conventional techniques such as column absorption, and the major advantages of the membrane absorption are the larger interfacial area, better device-modularity and more operational flexibility.
Journal ArticleDOI
Hollow fiber gas-liquid membrane contactors for acid gas capture: a review.
TL;DR: Important aspects of membrane contactor as an efficient energy devise for acid gas removal including liquid absorbents, membrane characteristics, combination of membrane and absorbent, mass transfer, membrane modules, model development, advantages and disadvantages were critically discussed.
Book ChapterDOI
Mass-Transfer Rates in Gas-Liquid Absorbers and Reactors
TL;DR: In this paper, the authors present the techniques, results, and opinions on mass-transfer coefficients and interfacial areas in most types of absorbers and reactors in a gas-liquid mass transfer with chemical reaction.
Journal ArticleDOI
Kinetics of absorption of carbon dioxide in aqueous piperazine solutions
TL;DR: In this paper, the second-order kinetic rate constant was found to be 70m3 mol−1 s−1 at a temperature of 298.15K, with an activation temperature of 4.1 × 103 K.
Journal ArticleDOI
CO2 absorption by NaOH, monoethanolamine and 2-amino-2-methyl-1-propanol solutions in a packed column
TL;DR: In this article, the absorption of CO2 from air into aqueous NaOH, monoethanolamine (MEA) and 2-amino-2-methyl-1-propanol (AMP) solutions was reported.
References
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Journal ArticleDOI
Absorption of CO2 in jets and falling films of electrolyte solutions, with and without chemical reaction
TL;DR: In this article, the authors investigated the kinetics of CO 2 absorption by caustic solutions and derived the reaction velocity constant between CO 2 and OH − ions for KOH, NaOH and LiOh solutions up to 2N at 20°C.
Journal ArticleDOI
Gas absorption accompanied by complex chemical reactions- I Reversible chemical reactions
TL;DR: In this article, a solution based on the film theory is presented for gas absorption accompanied by a generalized, reversible chemical reaction of the form γAA+γBB⇋γEE+γFF.
Journal ArticleDOI
Gas absorption accompanied by complex chemical reactions — III Parallel chemical reactions
TL;DR: In this paper, Gas absorption accompanied by the parallel chemical reactions is discussed from the view-point of the film theory and the approximate solutions for the ratio Φ are derived by the same method described in our previous papers and compared with the analytical or numerical solutions for several cases.
Journal ArticleDOI
Gas absorption accompanied by complex chemical reactions - II Consecutive chemical reactions
TL;DR: In this article, the approximate solutions for gas absorption accompanied by two consecutive chemical reactions of the forms γ A A A +γ B B →γ C C + Product,γ A A′ A′ +γ C c →γ B C →γ G B B and γ C C,γ A+γ B +γ G C C Product, are derived and compared with the numerical solutions.
Journal ArticleDOI
Gas absorption accompanied by complex chemical reactions-IV: Unsteady state
TL;DR: For gas absorption accompanied by (m,n )-( p,q )-th order reversible, consecutive and parallel chemical reactions, the approximate solutions based on the penetration and surface renewal theories are derived under the condition of equal diffusivities, and compared with the approximate solution based on film theory to manifest the generalized solution being suitable for three theories.