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MATHEMATICAL MODELING OF A MOLTEN-CARBONATE FUEL CELL USING MATHCAD

MATHEMATICAL MODELING OF A MOLTEN-CARBONATE FUEL CELL USING MATHCAD . David Blekhman Associate Professor California State University, Los Angeles, CA, USA. Stephen T. McClain Assistant Professor Baylor University Waco, TX, USA. Molten-Carbonate Fuel Cell Operation. MCFC Operation.

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MATHEMATICAL MODELING OF A MOLTEN-CARBONATE FUEL CELL USING MATHCAD

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  1. MATHEMATICAL MODELING OF A MOLTEN-CARBONATE FUEL CELL USING MATHCAD David Blekhman Associate Professor California State University, Los Angeles, CA, USA Stephen T. McClain Assistant Professor Baylor UniversityWaco, TX, USA

  2. Molten-Carbonate Fuel Cell Operation MCFC Operation Very slow Reactions provide specific mole count 6th International Fuel Cell Science, Engineering and Technology Conference

  3. Code Execution Block Diagram Project 6th International Fuel Cell Science, Engineering and Technology Conference

  4. Project Description Determine open cell voltage potential as reactants flow in a high-temperature fuel cell. Project In a molten-carbonate fuel cell 6th International Fuel Cell Science, Engineering and Technology Conference

  5. Fuel Reforming/Equilibrium at inlet and through the fuel cell anode Steam-reforming reaction Water-gas shift reaction Equilibrium constants, can be given or calculated Fuel Reforming Three element conservation equations for H, O and C 6th International Fuel Cell Science, Engineering and Technology Conference

  6. Fuel Reforming/Equilibrium at inlet and through the fuel cell anode Fuel Reforming 6th International Fuel Cell Science, Engineering and Technology Conference

  7. Fuel Reforming/Equilibrium at inlet and through the fuel cell anode Fuel Reforming Conjugate Gradient 6th International Fuel Cell Science, Engineering and Technology Conference

  8. Fuel Choices Fuels and Oxidizers 6th International Fuel Cell Science, Engineering and Technology Conference

  9. Oxidizer Choices 1. 30% O2-60% CO2-10%N2 2. 30% O2-70% CO2 3. 13% O2-26% CO2-61%N2 --from air Fuels and Oxidizers Stoichiometry =0.5 (twice oxidizer) Carbon dioxide =twice that of Oxygen 6th International Fuel Cell Science, Engineering and Technology Conference

  10. Fuel Flow Results Utilization 6th International Fuel Cell Science, Engineering and Technology Conference

  11. Fuel / Oxidizer Utilization Fuel Oxidizer Utilization Fuel mixture composition as it flows through the fuel cell 6th International Fuel Cell Science, Engineering and Technology Conference

  12. Nernst Potential Nernst Potential Open circuit potential as a function of fuel utilization in the fuel cell 6th International Fuel Cell Science, Engineering and Technology Conference

  13. Psychrometrics Ideal Gas Mixtures Reacting Systems Chemical Equilibrium Fuel Cells Topics Reviewed by the Project Conclusions 6th International Fuel Cell Science, Engineering and Technology Conference

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