Journal of Fuel Cell Science and Technology: Recent submissions
Now showing items 761-780 of 854
-
Plasma Surface Modification of Carbon Electrodes for Polymer Electrolyte Fuel Cells (EFC 2005-86319)
(The American Society of Mechanical Engineers (ASME), 2006)Carbon electrodes are one of the key materials in polymer electrolyte fuel cells (PEFC), or proton exchange membrane fuel cells (PEMFC). The electrodes should allow water or water vapor, which ... -
Numerical Modeling of Proton Exchange Membrane Fuel Cell With Considering Thermal and Relative Humidity Effects on the Cell Performance
(The American Society of Mechanical Engineers (ASME), 2006)A three-dimensional (3D) model has been developed to simulate proton exchange membrane fuel cells. The model accounts simultaneously for electrochemical kinetics, current distribution, hydrodynamics, ... -
Validation of a Mathematical Model Using an Industrial MCFC Plant
(The American Society of Mechanical Engineers (ASME), 2006)The parameter identification of a mathematical model of a molten carbonate fuel cell (MCFC) is presented. The model is spatially distributed in two dimensions and describes the strongly non-linear ... -
Hybrid Proton-Conducting Membranes as Fuel Cells Solid Polyelectrolytes
(The American Society of Mechanical Engineers (ASME), 2006)A series of novel hybrid organic-inorganic membranes based on sulfonated naphthalimides and phosphotungstic acid N-methylpyrrolidone were prepared from a NMP solution. These materials, composed of ... -
Studies on the Numerical Modeling of the Butterfly-type Unit Molten Carbonate Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2006)In the butterfly-type molten carbonate fuel cell (MCFC), anode and cathode gases enter at the center of the gas channel and divide into two opposite directions in the gas channels, respectively. ... -
Dynamic Model of a Pressurized SOFC/Gas Turbine Hybrid Power Plant for the Development of Control Concepts
(The American Society of Mechanical Engineers (ASME), 2006)In a situation where fossil energy resources globally run short and the greenhouse effect increases, the interest in new technologies of energy conversion to reduce the demand of primary energy ... -
Design and Testing of Ejectors for High Temperature Fuel Cell Hybrid Systems
(The American Society of Mechanical Engineers (ASME), 2006)Our goal in this work is the improvement of the ejector performance inside hybrid systems supporting the theoretical activity with experimental tests. In fact, after a preliminary ejector design, ... -
Performance Improvement of (La,Sr)MnO3 and (La,Sr)(Co,Fe)O3-Type Anode-Supported SOFCs
(The American Society of Mechanical Engineers (ASME), 2006)Targets in the development of anode-supported or planar solid oxide fuel cells (SOFCs) are low operation temperatures, high durability, high reliability, high power density, and low production ... -
Project ABSOLUTE: A ZEBRA Battery/Intermediate Temperature Solid Oxide Fuel Cell Hybrid for Automotive Applications
(The American Society of Mechanical Engineers (ASME), 2006)Project ABSOLUTE (advanced battery solid oxide fuel cell linked unit to maximize efficiency), aims to combine a sodium-nickel chloride battery and an intermediate temperature solid oxide fuel ... -
Operating Microtubular SOFCS With Hydrogen Chloride and Hydrogen Sulfide Containing Fuels and Synthetic Wood Gas
(The American Society of Mechanical Engineers (ASME), 2006)Solid oxide fuel cells are known to be able to handle a large variety of different fuels. Because of the greenhouse effect the use of carbon dioxide neutral gases or liquids are of special ... -
Experimental Test Facility for the Analysis of Transient Behavior of High Temperature Fuel Cell/Gas Turbine Hybrid Power Plants
(The American Society of Mechanical Engineers (ASME), 2006)Pressurized high temperature fuel cells and gas turbine integrated power systems are receiving growing attention as capable of reaching very high electrical conversion efficiency even in small ... -
Solid Oxide Fuel Cell System and the Economical Feasibility
(The American Society of Mechanical Engineers (ASME), 2006)In the paper, a solid oxide fuel cell (SOFC) system is briefly described and its economical feasibility in three different applications is analyzed. In the feasibility analysis, the SOFC system ... -
Aerogel-Based PEMFC Catalysts Operating at Room Temperature
(The American Society of Mechanical Engineers (ASME), 2006)A carbon-aerogel-supported Pt catalyst with 22nm pore size distribution and low Pt loading (0.1mg∕cm2) has been tested in a proton exchange membrane fuel cell (PEMFC). The performance of the ... -
Highly Efficient Conversion of Ammonia in Electricity by Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2006)Hydrogen is the fuel for fuel cells with the highest cell voltage. A drawback for the use of hydrogen is the low energy density storage capacity, even at high pressures. Liquid fuels such ... -
Special Issue Journal of Fuel Cell Science and Technology: European Fuel Cell Technology & Applications 2005
(The American Society of Mechanical Engineers (ASME), 2006)The 2005 European Fuel Cell Technology & Applications is the first of a series of events of the EFC organization. EFC originates from the worldwide need of grouping together academia, ... -
Analysis of Single PEM Fuel Cell Performances Based on Current Density Distribution Measurement
(The American Society of Mechanical Engineers (ASME), 2006)A new in situ measurement method of mapping the current density distribution in polymer electrolyte fuel cells (PEFC) is used to analyze the performance of a fuel cell under different operating ... -
Fuel Cells as Energy Sources for Future Mobile Devices
(The American Society of Mechanical Engineers (ASME), 2006)Mobile device manufacturers would like to provide totally wireless solutions—including charging. Future multimedia devices need to have longer operation times as simultaneously they require more ... -
Biosyngas Utilization in Solid Oxide Fuel Cells With Ni∕GDC Anodes
(The American Society of Mechanical Engineers (ASME), 2006)The combination of biomass gasification systems with fuel cells promises adequate systems for sustainable, decentralized energy conversion. Especially high temperature fuel cells are suited for ... -
Fabrication and Performance of Anode-Supported Micro-Tubular Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2006)A solid oxide fuel cell was fabricated using standard NiO/8YSZ cermet anode, 8mol% yttria stabilized zirconia (YSZ) electrolyte, and lanthanum strontium manganite cathode. The anodes were extruded ... -
Reduction and Reoxidation Processes of NiO∕YSZ Composite for Solid Oxide Fuel Cell Anodes
(The American Society of Mechanical Engineers (ASME), 2006)Solid oxide fuel cells (SOFCs) are an emerging technology in hydrogen-based energy production, thanks to their high performance, high power density, high efficiency, and reduced emissions over ...