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Physical Sciences and Mathematics

SelectedWorks

2011

Adsoprtion-catalytic process

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Full-Text Articles in Engineering

Modelling Of The Adsorption‐Catalytic Processes In The Multi‐Dispersed Bed, Sergey V. Zazhigalov, Natali A. Chumakova, Andrey N. Zagoruiko Jun 2011

Modelling Of The Adsorption‐Catalytic Processes In The Multi‐Dispersed Bed, Sergey V. Zazhigalov, Natali A. Chumakova, Andrey N. Zagoruiko

Andrey N Zagoruiko

The simulation work is dedicated to the multidispersed adsorption-catalytic packing, consisting of comparatively large pellets (say, 5-10 mm) of the catalyst-adsorbent and of catalytically active micro-fibers with typical thickness of ~10 microns. During the heating at the regeneration stage the micro-fiber catalyst must be heated much more rapidly than adsorbent-catalyst, due to the much higher unit outer surface area improving the heat exchange. When the adsorbent-catalyst temperature is becoming high enough for partial desorption of chemisorbed VOC, the temperature of the micro-fibrous catalyst will be already as high as necessary one for complete oxidation of desorbed VOCs. This theoretical concept …