Abstract
A mathematical method is developed for deriving asymptotic relationships for the mass-transfer acceleration factor at the boundary of a semi-infinite medium. This method is applied to systems described by arbitrary first- and second-order kinetic equations. The relationships derived are valid at large values of time. A linear and two nonlinear problems are considered as an example. An expression for the acceleration factor in a reversible chemical reaction is derived for the first time. The potential of the method is limited by the assumption that the diffusion coefficients of all reactants are equal.
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Babenko, Y.I. Mass Transfer to a Semi-infinite Medium Accompanied by Reversible Chemical Reactions. Theoretical Foundations of Chemical Engineering 36, 328–332 (2002). https://doi.org/10.1023/A:1019891431037
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DOI: https://doi.org/10.1023/A:1019891431037