... mixture as a function of different operating temperature, steam-to-carbon ratio at the inlet, pressure gradient across the CHER, channel length, and flow configuration (co-flow and counter-flow). convection enthalpy mixtures plates (structures) solid oxide fuel cells steam reforming thermal...

... anodes plates (structures) solid oxide fuel cells stainless steel SOFC stack experimental sealing chromium poisoning From the planar SOFC stack design point of view, several issues are under investigations and include computational fluid-dynamic modeling ( 1 2 3 ), chromium...

... ) ribbon MEA PEMFC design. 14 07 2008 23 10 2009 08 07 2010 08 07 2010 electrochemical electrodes membranes plates (structures) proton exchange membrane fuel cells ribbon membrane electrode assembly planar MEA PEM fuel cell architecture Among the fuel cells...

... electrochemical impedance spectroscopy mass transport and ohmic resistance current density electrochemical impedance spectroscopy plates (structures) proton exchange membrane fuel cells stainless steel 03 05 2008 12 03 2009 06 04 2010 06 04 2010 2010 American Society...

... effort put into looking for potential solutions. bipolar plates electropolishing electrochemical impedance spectroscopy stainless steel carbon compounds chromium compounds electrochemical impedance spectroscopy electrolytic polishing iron compounds plates (structures) proton...

... assembling channel flow deformation diffusion finite element analysis permeability plates (structures) proton exchange membrane fuel cells The aforementioned FEA model and the PEM fuel cell model were implemented into a commercial package, COMSOL MULTIPHYSICS . The COMSOL MULTIPHYSICS...

... operating temperature, high power density, short start-up time, and nearly zero emission. Therefore, the PEM fuel cells are most desirable for the transportation application where portability and temperature are issues. PEM fuel cells bipolar plates elastomers elastomers graphite plates...

.... Typically, fuel cell stacks are assembled between two end plates, which function as the supporting structure for the unit cells. The rigidity of the stack end plates is crucial to the pressure distribution. In this work, the compression on the GDL with different end plate structures was studied with finite...

... for reduced electrical resistances. The reactant gases should provide efficient transport processes with reduced pressure drop, thus results in a uniform current distribution. channel flow computational fluid dynamics flow separation fuel cells heat transfer mass transfer plates (structures...

.... SOFC honeycomb structure sealing interconnector stack electrochemical electrodes electrolytes honeycomb structures metals plates (structures) seals (stoppers) solid oxide fuel cells yttrium compounds zirconium compounds 18 09 2007 16 10 2007 27 05 2008 2008...

... resistance in optimization designing of a bipolar plate of fuel cells. 01 08 2005 19 12 2005 solid oxide fuel cells electrochemical electrodes electrolytes polarisation plates (structures) contact resistance Fuel cells are always desired to have electrical power densities...

... etching silicon stainless steel plates (structures) seals (stoppers) gold contact resistance 2006 American Society of Mechanical Engineers ...

... of DMFC stack 06 04 2004 19 08 2005 proton exchange membrane fuel cells electrochemical electrodes organic compounds plates (structures) graphite direct methanol fuel cell (DMFC) membrane electrode assembly (MEA) open circuit voltage (OCV) methanol crossover air...

... water in both the GDL and catalyst layer on the cell performance, and the accurate identification of the cathode catalyst layer parameters such as the cathodic transfer coefficient. 19 05 2005 02 08 2005 proton exchange membrane fuel cells diffusion plates (structures) channel...

... molten carbonate fuel cells electrodeposits plates (structures) electrodeposition aluminium alloys chemical interdiffusion stainless steel corrosion resistance seals (stoppers) 23 06 2004 29 07 2004 30 07 2004 2005 American Society of Mechanical Engineers ...

.... It also eliminates the need for supplementary devices for fuel circulation among cells in a stack and makes DMFC portable. 24 02 2004 23 07 2004 composite materials plates (structures) proton exchange membrane fuel cells carbon fibres plastics Bipolar Plate Proton Exchange...