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
Exploring CO2 capture from pressurized industrial gaseous effluents in membrane contactor-based pilot plant
TL;DR: In this paper, the feasibility of microporous hollow fiber membrane contactors (HFMCs) for industrial gaseous effluents has been investigated at a pilot plant.
Journal ArticleDOI
CFD Modelling of a Hollow Fibre Membrane for CO2 Removal by Aqueous Amine Solutions of MEA, DEA and MDEA
Sina Gilassi,Nejat Rahmanian +1 more
TL;DR: In this article, a mass transfer model was developed to capture CO2 from a gas mixture in hollow fibre membrane contactors under laminar flow conditions and axial and radial diffusions through membrane and convection in tube and shell sides with chemical reaction were investigated.
Journal ArticleDOI
An experiment and model of ceramic (alumina) hollow fiber membrane contactors for chemical absorption of CO2 in aqueous monoethanolamine (MEA) solutions
TL;DR: In this paper, the chemical absorption of CO2 in a monoethanolamine (MEA) solution by a ceramic hollow fiber membrane contactor (HFMC) was investigated experimentally and numerically to obtain the best compromise between the mass transfer coefficient and structural characteristics such as membrane pore size and porosity.
Journal ArticleDOI
Preparation of palladium nanocrystals by membrane absorption of hydrogen
TL;DR: In this article, the effects of stabilizers and metallic compound concentrations on the nanocrystals morphology were studied and the particle size declined with increased stabilizer-to-PdCl 2 molar ratio or decreased PdCl 4 2− concentration, and the average size was about 5nm.
Journal ArticleDOI
Preparation of nanoparticles with a continuous gas–liquid membrane contactor: Absorption process
TL;DR: In this article, the effects of Ca(OH)2 concentration, CO2 partial pressure and liquid flow velocity on the absorption rate were estimated according to the gas-liquid reaction theory.
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.