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Keywords: PEM fuel cell
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Proceedings Papers

Proc. ASME. FUELCELL2012, ASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology, 453-459, July 23–26, 2012
Paper No: FuelCell2012-91440
... 1 Copyright © 2012 by ASME THERMAL MANAGEMENT OF AN AIR-COOLED PEM FUEL CELL: CELL LEVEL SIMULATION M. Andisheh Tadbir Mechatronic Systems Engineering Simon Fraser University BC,Canada mandishe@sfu.ca S. Shahsavari Mechatronic Systems Engineering Simon Fraser University BC, Canada sshahsav@sfu.ca...
Proceedings Papers

Proc. ASME. FUELCELL2011, ASME 2011 9th International Conference on Fuel Cell Science, Engineering and Technology, 895-901, August 7–10, 2011
Paper No: FuelCell2011-54838
... 23 03 2012 A one-dimensional, steady-state, two-phase, isothermal numerical simulations were performed to investigate the effect on cell performance of a PEM fuel cell under non-uniform porosity of gas diffusion layer. In the simulation, the non-uniform porosity of gas diffusion layer...
Proceedings Papers

Proc. ASME. FUELCELL2011, ASME 2011 9th International Conference on Fuel Cell Science, Engineering and Technology, 591-600, August 7–10, 2011
Paper No: FuelCell2011-54257
.... Bahrami Mechatronic Systems Engineering, School of Engineering Science, Simon Fraser University, BC, Canada mbahrami@sfu.ca Abstract Effects of mechanical compression and PTFE content on the through-plane gas permeability of gas diffusion layers (GDLs) of PEM fuel cells are investigated both...
Proceedings Papers

Proc. ASME. FUELCELL2011, ASME 2011 9th International Conference on Fuel Cell Science, Engineering and Technology, 799-808, August 7–10, 2011
Paper No: FuelCell2011-54794
... challenge. PEM fuel cell Air cooling Thermal management Forced convection Heat transfer Numerical modeling Computational Analysis of Heat Transfer in Air-cooled Fuel Cells S. Shahsavari Mechatronic Systems Engineering, School of Engineering Science, Simon Fraser University, BC, Canada sshahsav...
Proceedings Papers

Proc. ASME. FUELCELL2010, ASME 2010 8th International Fuel Cell Science, Engineering and Technology Conference: Volume 1, 573-579, June 14–16, 2010
Paper No: FuelCell2010-33166
...OPTIMUM DESIGN OF O-RING SHAPES FOR A PEM FUEL CELL STACK WITH CARBON BASED BIPOLAR PLATES Tien-Tung Chung 1 , Chin-Te Lin 1 , Huan-Ruei Shiu 2 , Kuei-Han Chen 2 , Chi-Chang Chen 2 , Chih-Yun Lu 1 1 Department of Mechanical Engineering, National Taiwan University, Taipei 106, Taiwan, ttchung...
Proceedings Papers

Proc. ASME. FUELCELL2010, ASME 2010 8th International Fuel Cell Science, Engineering and Technology Conference: Volume 1, 107-117, June 14–16, 2010
Paper No: FuelCell2010-33232
...). Electrochemical Impedance Spectroscopy Diagnosis PEM fuel cell Stack 1 FINAL PAPER Proceedings of the ASME 2010 Eight International Fuel Cell Science, Engineering and Technology Conference FuelCell2010 June 14-16, 2010, Brooklyn, New York, USA Paper Number: FuelCell2010-33232 A New High Voltage Impedance...
Proceedings Papers

Proc. ASME. FUELCELL2009, ASME 2009 7th International Conference on Fuel Cell Science, Engineering and Technology, 371-378, June 8–10, 2009
Paper No: FuelCell2009-85151
...@itri.org.tw 1 Department of Mechanical Engineering, National Taiwan University, Taipei 10617, Taiwan, r96522609@ntu.edu.tw ABSTRACT Endplate design is important to the structural safety and the performance of the proton exchange membrane (PEM) fuel cells. In this paper, an organized design and analysis method...
Proceedings Papers

Proc. ASME. FUELCELL2008, ASME 2008 6th International Conference on Fuel Cell Science, Engineering and Technology, 691-699, June 16–18, 2008
Paper No: FuelCell2008-65082
... 23 06 2009 The energy generated by PEM fuel cells can be used in many different applications with emphasis to commercial power generation and automotive application. It requires the integration of various subsystems such as chemical, mechanical, fluid, thermal and electrical ones...
Proceedings Papers

Proc. ASME. FUELCELL2008, ASME 2008 6th International Conference on Fuel Cell Science, Engineering and Technology, 177-184, June 16–18, 2008
Paper No: FuelCell2008-65077
... 23 06 2009 This paper studies the analysis and design of a proton exchange membrane (PEM) fuel cell stack. The aim of this study is to recognize the structural behaviour of PEM fuel cell under the steady state operation by using finite element analysis (FEA). First, the solid model...
Proceedings Papers

Proc. ASME. FUELCELL2008, ASME 2008 6th International Conference on Fuel Cell Science, Engineering and Technology, 821-828, June 16–18, 2008
Paper No: FuelCell2008-65209
... 23 06 2009 This paper investigated the effects of gas and liquid water flow on the performance of a polymer electrolyte membrane (PEM) fuel cell using cells to allow direct observation of the phenomena in the cell and measurements of the local current density and the local pressure...
Proceedings Papers

Proc. ASME. FUELCELL2004, 2nd International Conference on Fuel Cell Science, Engineering and Technology, 613-619, June 14–16, 2004
Paper No: FUELCELL2004-2529
... is observed between the data and the model predictions for a wide range of contacting pressures and materials. Contact Resistance PEM Fuel Cell Gas Diffusion Layer Bipolar Plate Fractal Surface Theoretical Modeling Second International Conference on Fuel Cell Science, Engineering and Technology...
Proceedings Papers

Proc. ASME. FUELCELL2005, 3rd International Conference on Fuel Cell Science, Engineering and Technology, 441-448, May 23–25, 2005
Paper No: FUELCELL2005-74124
... Cooling system is essential for high power fuel cells to maintain cells temperature in an acceptable limit. In this paper a suitable cooling system for the PEM fuel cell has been designed and optimized. The design includes the number of the cooling plates, the proper circuit of the cooling...
Proceedings Papers

Proc. ASME. FUELCELL2005, 3rd International Conference on Fuel Cell Science, Engineering and Technology, 25-29, May 23–25, 2005
Paper No: FUELCELL2005-74037
... An increase in pressure drop on the cathode side of PEM fuel cell is a reliable indicator of PEM fuel cell flooding. Flooding, i.e., liquid water accumulation inside the cell causes a rather erratic cell potential behavior — steady voltage drops followed by sudden voltage increases. The pressure...
Proceedings Papers

Proc. ASME. FUELCELL2005, 3rd International Conference on Fuel Cell Science, Engineering and Technology, 87-92, May 23–25, 2005
Paper No: FUELCELL2005-74172
..., covering larger area of the surface of gas diffusion layer in the hydrophobic separator-channels, but the drain performance of liquid water is superior. PEM fuel cell Lattice Boltzmann method Two-phase flow Wettability wetta the li nels, and, diffu hand surfa chan K phas INTR W perfo (PEM main...
Proceedings Papers

Proc. ASME. FUELCELL2006, ASME 2006 Fourth International Conference on Fuel Cell Science, Engineering and Technology, Parts A and B, 45-53, June 19–21, 2006
Paper No: FUELCELL2006-97021
... 15 09 2008 PEM fuel cells are promising candidate as most environmentally friendly power source for transport and stationary cogeneration applications due to its high efficiency, high power density, fast startup and system robustness. But the PEM fuel cell is still too expensive...
Proceedings Papers

Proc. ASME. FUELCELL2006, ASME 2006 Fourth International Conference on Fuel Cell Science, Engineering and Technology, Parts A and B, 243-252, June 19–21, 2006
Paper No: FUELCELL2006-97127
... by increasing the conductivity of the PBI membrane. Further, results demonstrate that when the catalyst region is well utilized, increasing the catalyst activity results in only a small improvement in performance. Intermediate Temperature PEM Fuel Cell Mathematical Modeling Polybenzimidazole PBI...
Proceedings Papers

Proc. ASME. FUELCELL2006, ASME 2006 Fourth International Conference on Fuel Cell Science, Engineering and Technology, Parts A and B, 1035-1043, June 19–21, 2006
Paper No: FUELCELL2006-97056
... dynamics phenomena within the cell and how it impacts the efficiency and performance of the device. The purpose of this work is to combine a subset of previously reported results and determine whether they can be incorporated into a single PEM fuel cell to further increase the performance above and beyond...
Proceedings Papers

Proc. ASME. FUELCELL2006, ASME 2006 Fourth International Conference on Fuel Cell Science, Engineering and Technology, Parts A and B, 339-346, June 19–21, 2006
Paper No: FUELCELL2006-97209
... 15 09 2008 The performance of Cu-Ce-Al-oxide and Cu-Cr-Al-oxide catalysts of varying compositions prepared by co-precipitation method was evaluated for the PEM fuel cell grade hydrogen production via oxidative steam reforming of methanol (OSRM). The limitations of partial oxidation...