Numerical simulation of multi species mass transfer in a SOFC electrodes layer using Lattice Boltzmann method

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4 Scopus citations

Abstract

A two-dimensional multi-component Lattice Boltzmann (LB) model based on kinetic theory for gas mixtures combined with a representative elementary volume (REV) scale LB algorithm based on the Brinkman equation for flows in porous media is developed to simulate the mass transport in the porous anode and cathode of SOFC. The concentration overpotential is calculated and compared with that obtained by the extended Fick's Model (FM), the Dusty Gas Model (DGM), and the Stefan Maxwell Model (SMM), as well as the experimental results. It is concluded that LB method is a much more accurate method for the simulation of mass transfer within fuel cell electrodes. Moreover, the effects of different electrode geometrical and operating parameters on concentration polarization are also investigated.

Original languageEnglish
Title of host publicationASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology Collocated with the ASME 2012 6th International Conference on Energy Sustainability, FUELCELL 2012
PublisherAmerican Society of Mechanical Engineers (ASME)
Pages327-334
Number of pages8
ISBN (Print)9780791844823
DOIs
StatePublished - 2012
EventASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology, FUELCELL 2012 Collocated with the ASME 2012 6th International Conference on Energy Sustainability - San Diego, CA, United States
Duration: 23 Jul 201226 Jul 2012

Publication series

NameASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology Collocated with the ASME 2012 6th International Conference on Energy Sustainability, FUELCELL 2012

Conference

ConferenceASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology, FUELCELL 2012 Collocated with the ASME 2012 6th International Conference on Energy Sustainability
Country/TerritoryUnited States
CitySan Diego, CA
Period23/07/1226/07/12

Keywords

  • Lattice Boltzmann method
  • Mass transfer
  • Multi component
  • Porous media
  • Solid oxide fuel cell

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