What question did this study set out to answer?

Determine how exothermic heat release and nonlinear sorption equilibria affect dynamic concentration and temperature profiles during transient adsorption.

November 1, 1969Industrial & Engineering Chemistry Fundamentals

Effects of Heat Release and Nonlinear Equilibrium on Transient Adsorption

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Authors

RCRamón L. CerroUniversity of Minnesota JSJ. M. SmithThe University of Queensland

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Implication

Mathematical modeling demonstrates significant thermal dispersion during transient adsorption in fixed beds, highlighting critical design limits for industrial gas separation.

Key Points

Determine how exothermic heat release and nonlinear sorption equilibria affect dynamic concentration and temperature profiles during transient adsorption.
Formulated coupled differential mass and energy balance equations incorporating non-isothermal heat generation and nonlinear equilibrium isotherms.
Computed numerical solutions to track the propagation of concentration and thermal waves through an adsorption bed over time.
Heat release during adsorption generates pronounced transient temperature waves that reduce dynamic adsorption capacity relative to isothermal predictions.
Nonlinear equilibrium interactions distort the advancing concentration profile, producing broadened or sharpened breakthrough fronts depending on operating conditions.

Cite This Study

Cerro et al. (1969) studied this question.

synapsesocial.com/papers/6aa8fd52262dd5f9576bfb86 https://doi.org/10.1021/i160032a032

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Implication

Mathematical modeling demonstrates significant thermal dispersion during transient adsorption in fixed beds, highlighting critical design limits for industrial gas separation.

Effects of Heat Release and Nonlinear Equilibrium on Transient Adsorption

Discussion

Member takes

Implication

Key Points

Cite This Study

Effects of Heat Release and Nonlinear Equilibrium on Transient Adsorption

Discussion

Member takes

Implication

Key Points

Cite This Study

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