Journal of Fuel Cell Science and Technology: Recent submissions
Now showing items 181-200 of 854
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Transient Model Validation of a Desulfurizer and a Syngas Generator for High Temperature Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2012)This paper presents the steady state and transient model of a natural gas fuel processing system of a solid oxide fuel cell (SOFC) hybrid system, and its validation using data obtained through ... -
The Influence of Chitosan Membrane Properties for Direct Methanol Fuel Cell Applications
(The American Society of Mechanical Engineers (ASME), 2012)The chitosan membranes with different degrees of deacetylation (dda), prepared from Cape rock lobster collected from the surroundings of Cape Town, South Africa were characterized for suitability ... -
Intermediate Temperature Fuel Cell and Oxygen Reduction Studies With Carbon-Supported Platinum Alloy Catalysts in Phosphoric Acid Based Systems
(The American Society of Mechanical Engineers (ASME), 2012)The oxygen reduction activities of platinum and platinum alloy catalysts were evaluated at temperatures up to 150 °C in phosphoric acid solution. The oxygen reduction currents and open ... -
Experimental and Numerical Evaluation of the Bypass Flow in a Catalytic Plate Reactor for Hydrogen Production
(The American Society of Mechanical Engineers (ASME), 2012)Numerical and experimental study is performed to evaluate the reactant bypass flow in a catalytic plate reactor with a coated wire mesh catalyst for steam reforming of methane for hydrogen ... -
Vapor Delivery Systems for the Study of the Effects of Reformate Gas Impurities in HT-PEM Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2012)The reforming of methanol can be an alternative source of hydrogen for fuel cells because it has many practical advantages over hydrogen, mainly due to the technological limitations related to ... -
Highlighting of Critical Experimental Data for SOFC Modeling That is Missing From the Literature and Potential of N-IR Thermography for SOFC Study
(The American Society of Mechanical Engineers (ASME), 2012)Within the following brief is the researched conclusion that there is a lack of fundamental experimental data available to the scientific community detailing the temperature profile through the ... -
Errata: “Mathematical Model of a Direct Methanol Fuel Cell” [J. Fuel Cell Sci. Tech.1 (1), pp. 43–48 (2004)]
(The American Society of Mechanical Engineers (ASME), 2012)The authors inform that there are three errors in the published article. The following correction applies to Eq. (30). Equation (30) contains a parameter n that was not defined. The parameter ... -
Influence of High Current Cycling on the Performance of SOFC Single Cells
(The American Society of Mechanical Engineers (ASME), 2012)In this contribution, the performance of solid oxide fuel cells (SOFC) under high current density load cycles is studied by means of electrical measurements and material analyses. Our study is ... -
Modeling and Experiments of Voltage Transients of Polymer Electrolyte Membrane Fuel Cells With the Dead-Ended Anode
(The American Society of Mechanical Engineers (ASME), 2012)Operation of PEM fuel cells (PEMFC) with the dead-ended anode (DEA) leads to severe voltage transients due to accumulation of nitrogen, water vapor and liquid water in the anode channels and ... -
Characterization of Bioelectrochemical Fuel Cell Fabricated With Agriculture Wastes and Surface Modified Electrode Materials
(The American Society of Mechanical Engineers (ASME), 2012)A bioelectrochemical fuel was fabricated with pretreated and fermented rice husks. The fuel was characterized with variation of process variables by determination of chemical oxygen demand (COD) ... -
Fluid Dynamic Investigation of Channel Design in High Temperature PEM Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2012)In this paper we analyze the three-dimensional flow field in anode and cathode gas channels of polymer electrolyte membrane (PEM) fuel cells operating at high temperature (T >100 °C). ... -
The Numerical Study of Geometric Influence of Flow Channel Patterns on Performance of Proton Exchange Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2012)This study numerically investigates how the geometry of flow pattern influences performance of proton exchange membrane fuel cell (PEMFC), and analyzes how these parameters lead to different ... -
Crystal Structure and Anomalous Sintering Behavior of (Sr0.7 La0.3 )1−x TiO3+δ Perovskites (0 ≤ x ≤ 0.12) Synthesized by the Pechini Method
(The American Society of Mechanical Engineers (ASME), 2012)The crystal structure, phase relationship and sintering characteristics of (Sr0.7 La0.3 )1−x TiO3+δ perovskites (0 ≤ x ≤ 0.12) have been studied using the Pechini method. High-temperature neutron ... -
Numerical Analysis of the Possibility of Carbon Formation in Planar SOFC Fueled With Syngas
(The American Society of Mechanical Engineers (ASME), 2012)As one of the most important energy sources, coal can be gasified to syngas in order for it be used in solid oxide fuel cell (SOFC) efficiently and cleanly. However, the big challenge of ... -
Electrochemical Behavior of Metal-Supported SOFCs Under High Fuel Utilization and Their Durability
(The American Society of Mechanical Engineers (ASME), 2012)The aim of this project was to study whether the oxidation resistance of cells is affected while working under high fuel utilization. A previous study measured the weak oxidation resistance ... -
Transient Thermal Model for Proton Exchange Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2012)This paper presents one-dimensional transient thermal model for the membrane electrode assembly (MEA) of a proton exchange membrane fuel cell (PEMFC). This model accounts for various heat generating ... -
Predicting Liquid Water Saturation Through Differently Structured Cathode Gas Diffusion Media of a Proton Exchange Membrane Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2012)The role of gas diffusion media with differently structured properties have been examined with emphasis on the liquid water saturation within the cathode of a proton exchange membrane fuel cell ... -
Evaluation of Porous Ni-YSZ Cermets With Ni Content of 0–30 Vol. % as Insulating Substrates for Segmented-in-Series Tubular Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2012)Nickel was added to a substrate composed of porous Y2 O3 -stabilized ZrO2 (YSZ) in order to minimize anode damage during redox cycling in segmented-in-series tubular solid oxide fuel cells ... -
Flow Uniformity of Catalytic Burner for Off-Gas Combustion of Molten Carbonate Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2012)A catalytic combustor is a device to burn off fuel by surface combustion that is used for the combustion of anode off-gas of molten carbonate fuel cells by employing the catalytic combustor. ... -
Parametric Investigations of Direct Methanol Fuel Cell Electrodes Manufactured by Spraying
(The American Society of Mechanical Engineers (ASME), 2012)Key processing steps in the thin-film process of manufacturing catalyst layers for direct methanol fuel cells are catalyst ink formulation and its application. The catalyst ink is typically ...