Article | REF: J4012 V1

Multiphase chemical reactors - Reaction/diffusion coupling

Author: Jean-Léon HOUZELOT

Publication date: December 10, 2000 | Lire en français

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    4. Consumable solid reactor models

    In this section, we'll only cover the basics of model writing, as numerical methods are often used to solve the problem.

    4.1 Reactors with non-circulating solids charge

    Two scenarios can be envisaged: a perfectly mixed reactor for the homogeneous phase (Carberry reactor), most often used in the laboratory for kinetic measurements on particles in the absence of external diffusional resistance, and the tubular reactor.

    • Perfectly mixed fluid

    Assuming a solid with a single particle size, the evolution of solid conversion is ensured by a kinetic law that takes into account the initial particle radius R 0 , the solid conversion rate X...

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