Radial Temperature and Concentration Gradients in a Packed Bed Reactor

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This Demonstration simulates the equations governing a packed bed reactor with radial temperature and concentration gradients.

Contributed by: Jorge Gamaliel Frade Chávez and Mauricio Sales Cruz (March 2011)
Open content licensed under CC BY-NC-SA


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Here are the dimensionless equations of a packed bed reactor with radial temperature and concentration gradients, assuming constant physical properties, plug flow, and first-order kinetics:

1) ,

2) ,

with the boundary conditions

3) at ,

4) , at ,

and the initial conditions

5) , at .

Reference: B. A. Finlayson, "Packed Bed Reactor Analysis by Orthogonal Collocation," Chemical Engineering Science, 26(7), 1971 pp. 1081–1091.



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