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The effects of mass transport and chemical reaction on pollutant removal in a three-phase slurry adsorber-reactor
Authors:Nicholas D. Sylvester  Sadek Laribi  Dale U. Von Rosenberg
Abstract:
The analysis of the effects of mass transport and chemical reaction on pollutant removal from a gas-phase in a three-phase slurry adsorber-reactor is presented. A mathematical model, consisting of four coupled differential equations, was developed to describe the process and solved numerically. The modeling assumptions included: perfect mixing in the three-phase slurry, Henry's law, a linear adsorption isotherm and a second order, irreversible chemical reaction. The model was found to adequately represent limited existing experimental data and to qualitatively predict the effects of the various transport coefficients on the pollutant removal efficiency of the process. The model was also used for design analysis. Although the model-process achieved significant pollutant removal for representative operating conditions, the percent removal was ultimately limited by mass transport from the gas bubbles to the liquid slurry.
Keywords:
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