A virtual model for non-catalytic successive gas-solid reactions

Author:

Abolpour Bahador,Afsahi M. Mehdi

Abstract

Purpose Many of the industrially important processes follow a complex reaction scheme and more than one reaction takes place simultaneously for these systems. Design and scale up of these processes are important but due to the nature of the system and high numbers of the affected parameters, modeling of the complex reactions becomes correspondingly difficult. The purpose of this paper is to develop a general model, which can simplify modeling of such (or similar) complex reactions. Design/methodology/approach Virtual model is a generalized novel approach for modeling of these complex reactions. In this model, the complex reactions have been imagined as a simple reaction. Now, kinetic and structural parameters of this simple reaction have been obtained by fitting the model relationships with the experimental data. Findings In this work, the ability of the virtual model has been validated using the experimental data pertinent to the reduction of molybdenum disulfide and cuprous sulfide by hydrogen in the presence of lime. Originality/value Virtual model is a generalized novel approach for modeling of these complex reactions. In this model, the complex reactions have been imagined as a simple reaction.

Publisher

Emerald

Subject

Mechanical Engineering,Mechanics of Materials,General Materials Science,Modelling and Simulation

Reference16 articles.

1. Modeling of non-catalytic hydrogen reduction of molybdenum disulfide in the presence of lime, by complex multi-step gas-solid reactions;Mineral Processing and Extractive Metallurgy Review,2011

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3. Kinetics of cobalt sulfide reduction in the presence of calcium oxide;Metallurgical Transactions B,1975

4. The reduction of sulfide minerals by hydrogen in the presence of lime;Metallurgical Transactions B,1973

5. Copper from chalcopyrite by direct reduction;Journal of Metals,1977

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