Journal of Fuel Cell Science and Technology: Recent submissions
Now showing items 21-40 of 854
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Channel Dimensional Error Effect of Stamped Bipolar Plates on the Characteristics of Gas Diffusion Layer Contact Pressure for Proton Exchange Membrane Fuel Cell Stacks
(The American Society of Mechanical Engineers (ASME), 2015)Thin metallic bipolar plates (BPPs) fabricated by stamping technology are regarded as promising alternatives to traditional graphite BPPs in proton exchange membrane (PEM) fuel cell. However, during the stamping process, ... -
The Impregnating Reduction Method for Synthesis of Pt–Ru Nanoparticles and Its Catalytic Performance for Methanol Electro oxidation
(The American Society of Mechanical Engineers (ASME), 2015)Welldispersed and low Pt content Pt–Ru/C nanoparticles were prepared by a developed impregnating reduction method with sodium citrate as stabilizer. The asprepared Pt–Ru/C catalysts were characterized by Xray diffraction ... -
The Effect of Nonuniform Under Rib Convection on Reactant and Liquid Water Distribution in Proton Exchange Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2015)The performance of a proton exchange membrane (PEM) fuel cell strongly depends on the nature of reactant distribution and the effectiveness of liquid water removal. In this work, three different configurations of a mixed ... -
Simulation of an Innovative Startup Phase for SOFC Hybrid Systems Based on Recompression Technology: Emulator Test Rig
(The American Society of Mechanical Engineers (ASME), 2015)This paper presents a novel startup approach for solid oxide fuel cell (SOFC) hybrid systems (HSs) based on recompression technology. This startup approach shows a novel method of managing a complete plant to obtain better ... -
Effect of the Current Collector on Performance of Anode Supported Microtubular Solid Oxide Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2015)Microtubular anodesupported solid oxide fuel cells (خ¼tSOFC) were created with a metallic coil embedded in the anode to act as current collector. The electrochemical performance was experimentally examined by comparing the ... -
Electrochemical Characterization of a High Temperature Proton Exchange Membrane Fuel Cell Using Doped Poly Benzimidazole as Solid Polymer Electrolyte
(The American Society of Mechanical Engineers (ASME), 2015)A hightemperature proton exchange membrane (PEM) fuel cell using H3PO4doped poly benzimidazole (PBI) as solid polymer electrolyte has been developed and tested. The influences of operating temperature (between 130 and ... -
SOFC Stack Model for Integration Into a Hybrid System: Stack Response to Control Variables
(The American Society of Mechanical Engineers (ASME), 2015)Due to the tight coupling of physical processes inside solid oxide fuel cells (SOFCs), efficient control of these devices depends largely on the proper pairing of controlled and manipulated variables. The present study ... -
Energy System and Thermoeconomic Analysis of Combined Heat and Power High Temperature Proton Exchange Membrane Fuel Cell Systems for Light Commercial Buildings
(The American Society of Mechanical Engineers (ASME), 2015)The United States Department of Energy’s Pacific Northwest National Laboratory is teaming with industry to deploy and independently monitor 5kilowattelectric (kWe) combined heat and power (CHP) fuel cell systems (FCSs) ... -
Independent Analysis of Real Time, Measured Performance Data From Microcogenerative Fuel Cell Systems Installed in Buildings
(The American Society of Mechanical Engineers (ASME), 2015)Pacific Northwest National Laboratory (PNNL) is working with industry to independently monitor up to 15 distinct 5 kWelectric (kWe) combined heat and power (CHP) high temperature (HT) proton exchange membrane (PEM) fuel ... -
Conceptual Design and Performance Analysis of SOFC/Micro Gas Turbine Hybrid Distributed Energy System
(The American Society of Mechanical Engineers (ASME), 2015)A numerical model has been developed for the performance analysis of solid oxide fuel cell (SOFC)/micro gas turbine (MGT) hybrid systems with prereforming of natural gas, in which a quasi twodimensional model has been built ... -
High Efficiency SOFC Power Cycles With Indirect Natural Gas Reforming and CO2 Capture
(The American Society of Mechanical Engineers (ASME), 2015)Driven by the search for the highest theoretical efficiency, several studies have investigated in the last years the adoption of fuel cells (FCs) in the field of power production from natural gas with CO2 capture. Most of ... -
Fuzzy Control of Supercapacitor Current in Hybrid Diesel Generator/Fuel Cell Marine Power System
(The American Society of Mechanical Engineers (ASME), 2015)This paper presents a power control strategy for a marine power system made up of a hybrid diesel generator, a fuel cell, and an energy storage unit. For this purpose, a selftuning fuzzy control is designed to manage the ... -
Fault Diagnosis of Solid Oxide Fuel Cell Based on a Supervised Self Organization Map Model
(The American Society of Mechanical Engineers (ASME), 2015)Too high stack temperature and insufficient reactant gas flow may lead to severe and irreversible damages in a real solid oxide fuel cell (SOFC) power system. Thus, fault monitoring and diagnosis technology is indispensable ... -
A Simplified Test Station for Alkaline Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2015)For most of the last four decades, the alkaline fuel cell (AFC) has been largely overlooked in favor of the polymer electrolyte membrane fuel cell (PEMFC) and the solid oxide fuel cell (SOFC). However, the persistently ... -
Effect of Rate on Pulsed Laser Deposition of Yttria Stabilized Zirconia Electrolyte Thin Films for SOFCs
(The American Society of Mechanical Engineers (ASME), 2015)Yttriastabilized zirconia (YSZ) thin films were deposited by pulsed laser deposition (PLD) at laser repetition frequencies of 10–50 Hz. Controlling the laser repetition frequency can achieve high deposition rate of YSZ, ... -
Oxygen Reduction Activity on a Nanosized Perovskite Type Oxide Prepared by Polyvinyl Pyrrolidone Method
(The American Society of Mechanical Engineers (ASME), 2015)A nanosized perovskitetype oxide supported on carbon black (perovskite/C) was prepared by the polyvinyl pyrrolidone (PVP) addition method and subsequent mechanical milling with carbon black. Transmission electron microscope ... -
Performance Degradation Tests of Phosphoric Acid Doped Polybenzimidazole Membrane Based High Temperature Polymer Electrolyte Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2015)Degradation tests of two phosphoric acid (PA) doped polybenzimidazole (PBI) membrane based high temperature polymer electrolyte membrane (HTPEM) fuel cells were reported in this paper to investigate the effects of start/stop ... -
RuSe Electrocatalysts and Single Wall Carbon Nanohorns Supports for the Oxygen Reduction Reaction
(The American Society of Mechanical Engineers (ASME), 2015)Selenium modified ruthenium electrocatalysts supported on carbon black were synthesized using NaBH4 reduction of the metal precursor. Prepared Ru/C electrocatalysts showed high dispersion and very small averaged particle ... -
Accelerated Degradation for Hardware in the Loop Simulation of Fuel Cell Gas Turbine Hybrid System
(The American Society of Mechanical Engineers (ASME), 2015)The U.S. Department of Energy (DOE)National Energy Technology Laboratory (NETL) in Morgantown, WV has developed the hybrid performance (HyPer) project in which a solid oxide fuel cell (SOFC) onedimensional (1D), realtime ... -
Fabrication of Micro Single Chamber Solid Oxide Fuel Cell Using Photolithography and Pulsed Laser Deposition
(The American Society of Mechanical Engineers (ASME), 2015)This paper focuses on the fabrication of microcoplanar interdigitated single chamber solid oxide fuel cell (خ¼SCSOFC) using a combination of micropatterning technique and thinfilm deposition technology. Photolithography ...