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Pore closure models for gas-solid reactions: The effect of bulk flow and reversibility

✍ Scribed by Dean L. Ulrichson; Dennis J. Mahoney

Publisher
Elsevier Science
Year
1980
Tongue
English
Weight
613 KB
Volume
35
Category
Article
ISSN
0009-2509

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✦ Synopsis

A pore closure mode1 of gas-sohd reactlons has been extended to Include the effect of bulk flow and reversible reactions Both effects are shown to be of major importance m the chlonnation of magnesia Dunng the course of reaction the controlhng resistance 1s shown to change from pore dtffuslon to product layer dlffuslon to pore diffusion caused by closure-of the pore

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✍ A. Tamir; P.V. Danckwerts; P.D. Virkar πŸ“‚ Article πŸ“… 1975 πŸ› Elsevier Science 🌐 English βš– 766 KB

A penetration model for gas absorption into a laminar liquid stream in the presence of chemical reaction and large heat generation was investigated theoretically, accounting for the presence of the gaseous environment, not considered in previous analyses, as well as the transverse bulk flow contribu