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Keywords: channel flow
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2012, 9(1): 011011.
Published Online: December 22, 2011
... with trapezoidal cross section, in order to study the effect of channel shape on the pressure distribution and channel-to-channel flow crossover through the GDL. To carry out the necessary simulations, they used the commercial finite element method software package fidap to solve their model simultaneously...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. April 2011, 8(2): 021007.
Published Online: November 29, 2010
... to Estimate Multi-Cell Stack Performance ,” ASME Paper No. FuelCell2010-33014, FC-10-1083. 14 07 2010 28 08 2010 29 11 2010 29 11 2010 air channel flow computational fluid dynamics electrochemical electrodes optimisation solid electrolytes solid oxide fuel cells...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2011, 8(1): 011002.
Published Online: November 1, 2010
.... , Guinea , D. M. , Moreno , B. , Gonzalez , L. , Garcia-Alegre , M. C. , and Guinea , D. , 2007 , “ Electric Modelling and Image Analysis of Channel Flow in Bipolar Plates ,” Int. J. Hydrogen Energy 0360-3199 , 32 , pp. 1572 – 1581 . 10.1016/j.ijhydene.2006.10.042 Hu , P...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. December 2010, 7(6): 061015.
Published Online: August 26, 2010
... ( 5 ). channel flow data visualisation proton exchange membrane fuel cells 16 12 2009 04 02 2010 26 08 2010 26 08 2010 The experiment was operated at 75 ° C for the cell temperature with a 1.2 designed stoichiometry ratio for the anode inlet and a 2.5...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. June 2010, 7(3): 031013.
Published Online: March 12, 2010
... 2008 03 04 2009 12 03 2010 12 03 2010 channel flow partial differential equations proton exchange membrane fuel cells two-phase flow The primary function of flow channels in fuel cells is to deliver gas reactants to the two electrodes: hydrogen to the anode and oxygen...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. April 2010, 7(2): 021009.
Published Online: January 6, 2010
... by adjusting the liquid water saturation at the interface of the cathode gas diffusion layer and flow channels. channel flow diffusion electrochemical electrodes numerical analysis proton exchange membrane fuel cells proton exchange membrane fuel cell membrane electrolyte assembly water...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2010, 7(1): 011015.
Published Online: November 10, 2009
... is not large, the domain close to the outlet of the respective channel suffers from oxygen/fuel starvation; the local current there is lowered and we may expect temperature maximum in the middle of the channel. Flow velocity appears in the denominator of Eq. 54 . Therefore, an increase in v 0...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2009, 6(3): 031016.
Published Online: June 8, 2009
... diffusion layers under the rib. Moreover, the transient behavior of liquid water transport in the GDL and the relative humidity distribution in both the anode and cathode channels at different operating conditions are discussed. 17 06 2007 28 01 2008 08 06 2009 channel flow diffusion...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2009, 6(3): 031007.
Published Online: May 12, 2009
... channel flow is in single phase, employing two splitter plates in the header manifold can bring down the flow maldistribution to less than half of that for the case with 20% area maldistribution due to the GDL intrusion. When channel flow occurs in the two-phase regime, the liquid-water front can...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Electrochem. En. Conv. Stor. August 2009, 6(3): 034501.
Published Online: May 11, 2009
.... The results show that the PZT actuation leads to a more stable current output, more drained water, stronger suction, and overcome concentration losses at a proper PZT frequency. 16 06 2007 28 05 2008 11 05 2009 channel flow piezoelectric devices proton exchange membrane fuel cells...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2009, 6(1): 011023.
Published Online: November 26, 2008
... Institute of Science and Technology for financially supporting this research. 17 06 2007 10 10 2007 26 11 2008 channel flow direct methanol fuel cells drops Lithium ion secondary batteries have been one of the main issues in the field of portable electronic equipment...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. November 2008, 5(4): 041011.
Published Online: September 11, 2008
... computer workstations. Schematic of PEM fuel cell operation Figure 1 shows a schematic of PEM fuel cell operation, typically a PEM fuel cell consists of both anode and cathode, and a membrane in between. At the anode, hydrogen flows into the gas flow channels, flows through the gas diffusion...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. November 2008, 5(4): 041008.
Published Online: September 9, 2008
..., makes the subject of the droplet deformation and motion an attractive problem. In this work, we numerically simulate the deformation of a drop of water attached to the wall of a channel flow using full two-dimensional Navier–Stokes equation and the volume-of-fluid method for capturing the interface...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. November 2008, 5(4): 041002.
Published Online: September 5, 2008
... the channels, indicating the hydrodynamic developing flow or entrance region flow, as shown in Fig. 8 . This entrance region phenomenon is more significant in the center channels. Flow tends to approach fully developed flow faster in outer channels. Contour plots: ( a ) static pressure, ( b ) dynamic...