Collocation Analysis of Multicomponent Diffusion and Reactions in Porous Catalysts.

Abstract

A collocation method is given for steady-state simulation of multiple reactions in porous catalysts. A realistic multicomponent diffusion model is used, which includes an allowance for pore size distribution. Hyperbolic basis functions are introduced to represent the intraparticle profiles; compact solutions are thus obtained both in the presence and absence of fast reactions. Calculations for a six-component catalytic reforming system show that the catalyst performance is strongly affected by intraparticle diffusion. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Feb 01, 1982
Accession Number
ADA114580

Entities

People

  • Jan P. Sorensen
  • Warren E. Stewart

Organizations

  • University of Wisconsin–Madison

Tags

Communities of Interest

  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Accuracy
  • Alkanes
  • Boltzmann Equation
  • Catalysts
  • Chemical Reactions
  • Coefficients
  • Differential Equations
  • Diffusion
  • Eigenvalues
  • Equations
  • Heat Of Reaction
  • Mathematics
  • New York
  • Particle Size
  • Production Rate
  • Steady State
  • United States

Readers

  • Calculus or Mathematical Analysis
  • Electrochemical Engineering/ Fuel Cell Technologies