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Journal ArticleDOI

Review of CO2 absorption using chemical solvents in hollow fiber membrane contactors

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.

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Citations
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Journal ArticleDOI

Evaluating hydrodynamics in a bioreactor with liquid phase dispersion in the gas phase

TL;DR: In this article, a specially shaped bioreactor has been designed, built and operated to increase the mass transfer coefficient, which was achieved when the liquid flow rate, the shower holes diameter, aeration velocity and middle part height of the bioreactors were 280 mL/min, 2 mm, 0.03 vvm and 60 cm, respectively.
Journal ArticleDOI

Numerical Simulation on Supercritical CO2 Fluid Dynamics in a Hollow Fiber Membrane Contactor

TL;DR: 3D profiles of the fluid dynamic behavior of a supercritical fluid (SCF) inside a membrane module are presented and a visualization of the boundary layer is provided, which did not cover the entire fiber length.
Journal ArticleDOI

Membrane Contactor as Reactor for CO2 Capture

TL;DR: In this article, a novel composite solution consisting of N-methylmonoethanolamine (MM-EA) and 2-amino-2-methyl-1-propanol (AMP) as a CO2 absorbent was proposed.
References
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Journal ArticleDOI

Hollow fiber membrane contactors

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

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

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.
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