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Pratap Rama
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Journal Articles

Inductive Effect on the Fuel Cell Cathode Impedance Spectrum at High Frequencies

Samuel Cruz-Manzo, Rui Chen, Pratap Rama
Journal: Journal of Electrochemical Energy Conversion and Storage
Publisher: ASME
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. October 2012, 9(5): 051002.
https://doi.org/10.1115/1.4007115
Published Online: August 17, 2012
View Article titled, Inductive Effect on the Fuel Cell Cathode Impedance Spectrum at High Frequencies
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Topics: Cables, Electrochemical impedance spectroscopy, Electrodes, Fuel cells, Spectra (Spectroscopy), Theoretical analysis, Electrolytes, Experimental analysis, Measurement systems, Membranes
Journal Articles

An Improved MRT Lattice Boltzmann Model for Calculating Anisotropic Permeability of Compressed and Uncompressed Carbon Cloth Gas Diffusion Layers Based on X-Ray Computed Micro-Tomography

Yuan Gao, Xiaoxian Zhang, Pratap Rama, Rui Chen, Hossein Ostadi, Kyle Jiang
Journal: Journal of Electrochemical Energy Conversion and Storage
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2012, 9(4): 041010.
https://doi.org/10.1115/1.4006796
Published Online: June 19, 2012
View Article titled, An Improved MRT Lattice Boltzmann Model for Calculating Anisotropic Permeability of Compressed and Uncompressed Carbon Cloth Gas Diffusion Layers Based on X-Ray Computed Micro-Tomography
Open the PDF for An Improved MRT Lattice Boltzmann Model for Calculating Anisotropic Permeability of Compressed and Uncompressed Carbon Cloth Gas Diffusion Layers Based on X-Ray Computed Micro-Tomography in another window
Topics: Anisotropy, Gas diffusion layers, Permeability, X-rays, Lattice Boltzmann methods, Relaxation (Physics), Pressure, Porosity
Journal Articles

Polymer Electrolyte Fuel Cell Transport Mechanisms: A Universal Approach to Multilayer Two-Phase Modeling Through the General Transport Equation

Pratap Rama, Rui Chen
Journal: Journal of Electrochemical Energy Conversion and Storage
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. October 2010, 7(5): 051007.
https://doi.org/10.1115/1.4001004
Published Online: July 16, 2010
View Article titled, Polymer Electrolyte Fuel Cell Transport Mechanisms: A Universal Approach to Multilayer Two-Phase Modeling Through the General Transport Equation
Open the PDF for Polymer Electrolyte Fuel Cell Transport Mechanisms: A Universal Approach to Multilayer Two-Phase Modeling Through the General Transport Equation in another window
Topics: Proton exchange membranes, Water, Fuel cells, Modeling
Journal Articles

An X-Ray Tomography Based Lattice Boltzmann Simulation Study on Gas Diffusion Layers of Polymer Electrolyte Fuel Cells

Pratap Rama, Yu Liu, Rui Chen, Hossein Ostadi, Kyle Jiang, Xiaoxian Zhang, Rosemary Fisher, Michael Jeschke
Journal: Journal of Electrochemical Energy Conversion and Storage
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. June 2010, 7(3): 031015.
https://doi.org/10.1115/1.3211096
Published Online: March 16, 2010
View Article titled, An X-Ray Tomography Based Lattice Boltzmann Simulation Study on Gas Diffusion Layers of Polymer Electrolyte Fuel Cells
Open the PDF for An X-Ray Tomography Based Lattice Boltzmann Simulation Study on Gas Diffusion Layers of Polymer Electrolyte Fuel Cells in another window
Topics: Fuel cells, Gas diffusion layers, Lattice Boltzmann methods, Permeability, Simulation, X-rays, Carbon, Electrolytes, Polymers, Flow (Dynamics)