Journal of Fuel Cell Science and Technology: Recent submissions
Now showing items 341-360 of 854
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Development of Bi-Metal Anode Microtubular Supports for Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2011)Use of microtubular design in solid oxide fuel cells is considered to be ideal for small power application up to kW scale since it has shown to have high thermal shock resistance and high ... -
Parallel Manifold Effects on the Heat and Mass Transfer Characteristics of Metal-Supported Solid Oxide Fuel Cell Stacks
(The American Society of Mechanical Engineers (ASME), 2011)The metal-supported solid oxide fuel cell (SOFC) was introduced as a new fuel cell design because it provides high mechanical strength and blocks gas leakage. Ordinary SOFCs should be manufactured ... -
Compositional Effect of Thin Electrode Functional Layers on the Performance of Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2011)Anode supported solid oxide fuel cells (SOFC) were fabricated by addition of various metal oxides such as Fe2 O3 , Co3 O4 and TiO2 to thin anode functional layers between the electrolyte ... -
Effect of Dy3+ on the Microstructure and Electrical Properties of Ce0.8 Sm0.2−x Dyx O1.9 (0 ≤ x ≤ 0.15) Electrolytes for IT-SOFC
(The American Society of Mechanical Engineers (ASME), 2011)High-quality nanosized Ce0.8 Sm0.2-x Dyx O1.9 (0 ≤ x ≤ 0.15) powders were successfully synthesized by solution combustion method. Calcined Ce0.8 Sm0.2−x Dyx O1.9 (0 ≤ x ≤ 0.15) powders and ... -
Mass Transport Characteristics of Cathodes in a Phosphoric Acid Polybenzimidazole Membrane Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2011)A study of the effect of electrode parameters on the mass transport characteristics of cathodes used for oxygen reduction in a phosphoric acid loaded polybenzimidazole membrane fuel cell is ... -
High Temperature Direct Methanol Fuel Cell Based on Phosphoric Acid PBI Membrane
(The American Society of Mechanical Engineers (ASME), 2011)A study of a vapor feed DMFC using PBI loaded with phosphoric acid is reported. The anode catalyst was a Pt-Ru alloy and the cathode Pt, both supported on carbon black. Performance of the ... -
Technical and Economic Evaluation of a Formic Acid/Hydrogen Peroxide Fuel Cell System With Pt-M/C as Anode Catalyst
(The American Society of Mechanical Engineers (ASME), 2011)Cell performance of formic acid/hydrogen peroxide (HCOOH/H2 O2 ) fuel cell, using commercial Pt-Ru/C, and prepared Pt-M/C (M = Ir, Mo, Co, Ag, W, Ni, Sn) bimetallic catalysts as anode catalysts ... -
Utilization of Li-Ion Battery Assisted Fuel Cell System in Warships
(The American Society of Mechanical Engineers (ASME), 2011)In this study, design principles required for fuel cells to be used in systems that need inrush current are disclosed. The most important difference that separates this study from others is ... -
Numerical Modeling of Planar Molten Carbonate Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2011)This paper presents numerical modeling of molten carbonate fuel cells (MCFCs). The physical model consists of electrical, electrochemical, mass transport, conservation of momentums and heat transfer ... -
Study on Preheating Techniques for Start-up of Tubular Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2011)For start-up of tubular solid oxide fuel cells preheating concepts of gas heating, induction heating, sequential hybrid of gas and induction heating and concurrent hybrid of gas and induction ... -
Microstructure Optimization Designs for Anode-Supported Planar Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2011)Suitable porous electrode design may play a significant role in the performance enhancement of solid oxide fuel cells (SOFCs). In this paper a genetic algorithm optimization method is employed ... -
The Effect of Cell Temperature and Channel Geometry on the Performance of a Direct Methanol Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2011)A 3D, single phase steady-state model has been developed for liquid feed direct methanol fuel cell. The model is implemented into the commercial computational fluid dynamics (CFD) software package ... -
Thermal Cycling Evaluation of Rolled Tubular Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2011)Rolled tubular solid oxide fuel cells are manufactured in a low-cost single step firing process, so the design offers reduced production cost. All components are produced using a low cost tape ... -
Steady-State and Transient Analysis of a Steam-Reformer Based Solid Oxide Fuel Cell System
(The American Society of Mechanical Engineers (ASME), 2010)In this paper we perform a model-based analysis of a solid oxide fuel cell (SOFC) system with an integrated steam reformer and with methane as a fuel. The objective of this study is to ... -
PBI/H3PO4 Gel Based Polymer Electrolyte Membrane Fuel Cells Under the Influence of Reformates
(The American Society of Mechanical Engineers (ASME), 2010)High temperature polymer electrolyte membrane fuel cells (HT PEMFCs) offer tremendous flexibility when used as energy converters in stationary as well as mobile power devices. Coupling HT PEMFC ... -
Enhancing Polymeric Electrolyte Membrane Fuel Cell Control by Means of the Perturb and Observe Technique
(The American Society of Mechanical Engineers (ASME), 2010)In this paper, the use of an adaptive technique aimed at controlling a polymeric electrolyte membrane fuel cell is introduced. It is demonstrated that a hill climbing-based method, acting on ... -
Control Strategies for Start-Up and Part-Load Operation of Solid Oxide Fuel Cell/Gas Turbine Hybrid System
(The American Society of Mechanical Engineers (ASME), 2010)Control strategy plays a significant role in ensuring system stability and performance as well as equipment protection for maximum service life. This work is aimed at investigating the control ... -
Efficient and Robust Power Management of Reduced Cost Distributed Power Electronics for Fuel-Cell Power System
(The American Society of Mechanical Engineers (ASME), 2010)Batteries in a fuel-cell power system are essential to providing the additional power during the sharp load-transients. This necessitates a power-electronics subsystem (PES), which controls the ... -
Numerical Simulation of Two-Phase Water Behavior in the Cathode of an Interdigitated Proton Exchange Membrane Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2010)As an alternative to traditional reactant flow field design, interdigitated flow field configuration is also of interest to fuel cell design engineers and academic researchers. In this work, the ... -
Cogeneration of Heat and Electricity: A Comparison of Gas Turbine, Internal Combustion Engine, and MCFC/GT Hybrid System Alternatives
(The American Society of Mechanical Engineers (ASME), 2010)The purpose of this paper is to present the results of a feasibility study of the supply of electricity and heat to a large user (i.e., a public hospital in Northern Italy) by means of a ...