Journal ArticleDOI
Review of CO2 absorption using chemical solvents in hollow fiber membrane contactors
Jingliang Li,Bing Hung Chen +1 more
TLDR
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.About:
This article is published in Separation and Purification Technology.The article was published on 2005-02-01. It has received 490 citations till now. The article focuses on the topics: Hollow fiber membrane & Contactor.read more
Citations
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Journal ArticleDOI
Hybrid – Slurry/Nanofluid systems as alternative to conventional chemical absorption for carbon dioxide capture: A review
Hassan A. Salih,Jeewan Pokhrel,Jeewan Pokhrel,Donald Reinalda,Inas AlNashf,Maryam Khaleel,Lourdes F. Vega,Georgios N. Karanikolos,Mohammad Abu Zahra +8 more
TL;DR: In this article, the authors discuss the concept of hybrid-slurry systems and provide illustrations, preparation techniques, transport mechanisms and separation performance for different slurry systems found in the literature, including aqueous, amine, alcohol, ionic liquid, nanoparticle organic hybrid materials (NOHMs), and enzymatic based.
Journal ArticleDOI
CFD analysis of CO2 absorption in a microporous tube-in-tube microchannel reactor with a novel gas-liquid mass transfer model
TL;DR: Based on the eddy cell model, a novel gas-liquid mass transfer model considering the surface work was proposed and the simulated results of volumetric mass transfer coefficient agreed well with the published experimental data.
Journal ArticleDOI
Wetting of Polypropylene Membranes by Aqueous Solutions in CO2 Absorbing Devices
TL;DR: In this article, a polypropylene hollow fiber membrane contactor was utilized to absorb CO2 from a gas stream into an aqueous solution, and three reagents were studied: monoethanolamine, piperazine, and potassium carbonate.
Journal ArticleDOI
Oxygenation by a superhydrophobic slip G/L contactor
Elif Karatay,Rob G.H. Lammertink +1 more
TL;DR: Micro-structured membranes revealed apparent slippage and enhanced mass transport rates, and exceeded the experimental performance of the flat membranes, in this study on membrane assisted microchemical systems.
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Kinetic study and process model development of CO2 absorption using hollow fiber membrane contactor with promoted hot potassium carbonate
TL;DR: In this paper, a mathematical model is developed based on a new kinetic for prediction of the non-wetted mode of hollow fiber membrane contactor performance in the presence of hot potassium carbonate promoted by diethanolamine (DEA).
References
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Journal ArticleDOI
Hollow fiber membrane contactors
Alan Gabelman,Sun Tak Hwang +1 more
TL;DR: A general review of hollow fiber membrane contactors, including operating principles, relevant mathematics, and applications, is provided in this paper, where a number of membrane module geometries are possible, hollow fiber modules have received the most attention.
Journal ArticleDOI
Solubility and Diffusivity of Acid Gases (CO2, N2O) in Aqueous Alkanolamine Solutions
TL;DR: In this paper, the diffusivity of N2O and CO2 in aqueous alkanolamine solution was measured and correlated over a wide range of conditions, and a modified Stokes-Einstein relation was derived.
Patent
Hollow-fiber membrane contactors
TL;DR: In this article, a liquid sorbent contacts the gas mixture along asymmetric hollow-fiber membranes that enable transfer of the carbon dioxide from a gas mixture to the liquid carbon dioxide.
Journal ArticleDOI
Designing hollow-fiber contactors
Ming-Chien Yang,Edward L Cussler +1 more
TL;DR: In this paper, the mass transfer correlations reported in this paper are similar to earlier heat and mass transfer correlation, but can be complicated by diffusion across the fiber wall and by alterations in fiber geometry.
Journal ArticleDOI
Microporous hollow fibers for gas absorption. I. Mass transfer in the liquid
Zhang Qi,Edward L Cussler +1 more
TL;DR: In this paper, a theory for the operation of hollow fiber membrane modules is developed, and mass transfer coefficients in the liquid phase are investigated, and the results show when the advantage of the increased area is greater than the disadvantage of the membrane resistance.