Journal of Fuel Cell Science and Technology: Recent submissions
Now showing items 401-420 of 854
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Performance Study of Nickel Covered by Lithium Cobaltite Cathode for Molten Carbonate Fuel Cells: A Comparison in Li/K and Li/Na Carbonate Melts
(The American Society of Mechanical Engineers (ASME), 2010)The slow dissolution of the lithiated NiO cathode represents one of the main causes of performance degradation in molten carbonate fuel cells. Two main approaches are usually investigated to ... -
Anode Side Diffusion Barrier Coating for Solid Oxide Fuel Cells Interconnects
(The American Society of Mechanical Engineers (ASME), 2010)During the operation of solid oxide fuel cells (SOFCs) the Ni base anode and/or Ni-mesh is in direct contact with the ferritic steel interconnect or the metallic substrate. For assuring long-term ... -
Performance Enhancement of Alkaline Direct Methanol Fuel Cells by Ni/Al Layered Double Hydroxides
(The American Society of Mechanical Engineers (ASME), 2010)This paper reports the results of fuel cell performance tests detailing the effects of Ni/Al layered double hydroxide (Ni-LDH) on the performance of alkaline direct methanol fuel cells (DMFCs). ... -
Off-Design Analysis of a MCFC-Gas Turbine Hybrid Plant
(The American Society of Mechanical Engineers (ASME), 2010)The paper presents a model for the off-design analysis of a hybrid plant based on a MCFC and a gas-turbine. The model is used to define a possible regulation strategy for the power plant, ... -
Numerical Modeling and Experimental Analysis of Air-Droplet Interaction in the Channel of a Proton Exchange Membrane Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2010)An accurate low order model (mean value model) that captures main water transport mechanisms through the components of a PEM fuel cell was developed. Fast simulation time was achieved through ... -
Performance of Proton Exchange Membrane Fuel Cells Using Pt/MWNT–Pt/C Composites as Electrocatalysts for Oxygen Reduction Reaction in Proton Exchange Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2010)Multiwalled carbon nanotubes (MWNTs) have been synthesized by the pyrolysis of acetylene using hydrogen decrepitated Mischmetal based AB3 alloy hydride catalyst. Structural, morphological, and ... -
Modeling of an Intermediate Temperature Solid Oxide Fuel Cell Using the Adaptive Neuro-Fuzzy Inference System (ANFIS)
(The American Society of Mechanical Engineers (ASME), 2010)The modeling of an intermediate temperature solid oxide fuel cell using an adaptive neuro-fuzzy inference system (ANFIS) has been presented. The results show that a well trained and well tested ... -
Results Using Processed Acetylene Fuel Stream in Solid Oxide Fuel Cell Stack
(The American Society of Mechanical Engineers (ASME), 2010)Preliminary results indicate that acetylene and hydrogen peroxide are viable reactants for a solid oxide fuel cell (SOFC) system. Acetylene was hydrogenated and reformed to a suitable feed at ... -
Characterization of Scandia Stabilized Zirconia Doped With Various Bi2O3 Additions as an Intermediate Temperature Solid Oxide Fuel Cell Electrolyte
(The American Society of Mechanical Engineers (ASME), 2010)Bi2O3 doped scandia stabilized zirconia systems have shown promise for use as electrolytes in intermediate temperature solid oxide fuel cells (IT-SOFC's). Sintering properties, crystal phase ... -
The Tests of 1 kWe Diesel Reformer and Solid Oxide Fuel Cell System
(The American Society of Mechanical Engineers (ASME), 2010)The high temperatures required to operate solid oxide fuel cells (SOFCs) allow for internal reforming of hydrocarbon fuels over a Ni-based anode. With their capability of being fuel flexible, ... -
Optimization of Mesh-Based Anodes for Direct Methanol Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2010)Platinum based binary and ternary catalysts were prepared by thermal decomposition onto a titanium mesh and were evaluated for the anodic oxidation of methanol. The binary Pt:Ru catalyst with ... -
Water Removal From Hydrophilic Fuel Cell Channels
(The American Society of Mechanical Engineers (ASME), 2010)This paper describes an approximate method for analyzing two-phase flow of gas and liquid water in fuel cell channels, whose surfaces are sufficiently hydrophilic for liquid water to wick ... -
Operating Experiences on Commercial Fuel Cell Units for Back Up Power Generation
(The American Society of Mechanical Engineers (ASME), 2010)Extensive residential demonstration programs and the needs for innovative and reliable back up power systems are driving the development and diffusion of small (<10 kWe) stationary fuel cell ... -
An X-Ray Tomography Based Lattice Boltzmann Simulation Study on Gas Diffusion Layers of Polymer Electrolyte Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2010)This work reports a feasibility study into the combined full morphological reconstruction of fuel cell structures using X-ray computed micro- and nanotomography and lattice Boltzmann modeling to ... -
Surface Treated SS304 Stainless Steel Bipolar Plates: Its Properties and Single Cell Performance
(The American Society of Mechanical Engineers (ASME), 2010)In this paper, a thin SS304 stainless steel is chosen as metallic bipolar plate. In order to improve the surface qualities, such as anticorrosion capability, surface roughness, and clearness, ... -
Techno-Economic Optimal Design of Solid Oxide Fuel Cell Systems for Micro-Combined Heat and Power Applications in the U.S.
(The American Society of Mechanical Engineers (ASME), 2010)A techno-economic optimization study investigating optimal design and operating strategies of solid oxide fuel cell (SOFC) micro-combined heat and power (CHP) systems for application in U.S. ... -
Performance of an Integrated Microtubular Fuel Reformer and Solid Oxide Fuel Cell System
(The American Society of Mechanical Engineers (ASME), 2010)A numerical model is developed to study the performance of an integrated tubular fuel reformer and solid oxide fuel cell (SOFC) system. The model is used to study how the physical dimensions ... -
Relative Gain Array Analysis of a Solid Oxide Fuel Cell Gas Turbine Hybrid Plant
(The American Society of Mechanical Engineers (ASME), 2010)This paper presents a relative gain array (RGA) analysis of a simulated solid oxide fuel cell/gas turbine plant, based on a multivariate empirical formulation of a 300 kW hybrid system. The ... -
ac Impedance Study of a Proton Exchange Membrane Fuel Cell Stack Under Various Loading Conditions
(The American Society of Mechanical Engineers (ASME), 2010)This paper presents the ac impedance study and analysis of a proton exchange membrane (PEM) fuel cell operated under various loading conditions. Ballard’s 1.2 kW Nexa™ fuel cell used for this ... -
Development of a 600 W Proton Exchange Membrane Fuel Cell Power System for the Hazardous Mission Robot
(The American Society of Mechanical Engineers (ASME), 2010)Due to the advantage of fuel cells over secondary batteries such as long operation time, many efforts were executed in order to use fuel cells as main power sources of small electronic devices ...