Journal of Fuel Cell Science and Technology: Recent submissions
Now showing items 561-580 of 854
-
Experimental Study on Performance of a Banded Structure Membrane Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2009)The basic performance of a banded structure membrane fuel cell module (rated power of 90W), which consisted of 15 polymer electrolyte membrane fuel cells laid out in a plane, was experimentally ... -
Design and Validation of a Water Transfer Factor Measurement Apparatus for Proton Exchange Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2009)The investigation of water management within proton exchange membrane fuel cells (PEMFCs) has led to the definition of a water transfer factor to describe the net transfer of water across the ... -
Dynamic Simulation of a Stationary Proton Exchange Membrane Fuel Cell System
(The American Society of Mechanical Engineers (ASME), 2009)A dynamic model of a stationary proton exchange membrane (PEM) fuel cell system has been developed in MATLAB-SIMULINK ®. The system model accounts for the fuel processing system, PEM stack ... -
Solid Oxide Fuel Cell Design Optimization With Numerical Adjoint Techniques
(The American Society of Mechanical Engineers (ASME), 2009)In this paper analysis results for a 2D solid oxide fuel cell model are presented. The model is solved on an unstructured mesh with the finite-volume scheme using an iterative Newton’s method. ... -
Characterization of Anode-Supported Solid Oxide Fuel Cells With Nd2NiO4 Cathodes
(The American Society of Mechanical Engineers (ASME), 2009)A systematic study was initiated of anode-supported solid oxide fuel cells (SOFCs) with Nd2NiO4 cathodes. This type of cathode, a mixed conducting K2NiF4-type material, can be considered as a ... -
Microindentation Test for Assessing the Mechanical Properties of Silicone Rubber Exposed to a Simulated Polymer Electrolyte Membrane Fuel Cell Environment
(The American Society of Mechanical Engineers (ASME), 2009)The elastomeric materials used as seals and gaskets in polymer electrolyte membrane (PEM) fuel cells are exposed to acidic environment, humid air, and hydrogen, and subjected to mechanical ... -
Computational Fluid Dynamic Analysis of a Seal-Less Solid Oxide Fuel Cell Stack
(The American Society of Mechanical Engineers (ASME), 2009)Combined heat and power generation systems accommodating intermediate temperature (600–800°C) solid oxide fuel cell (SOFC) modules have been developed by Mitsubishi Materials Corporation and ... -
Control Oriented Analysis of a Hybrid Solid Oxide Fuel Cell and Gas Turbine System
(The American Society of Mechanical Engineers (ASME), 2009)The goal of this work is to investigate the feasibility of a hybrid solid oxide fuel cell (SOFC) and gas turbine (GT) system for mobile power production. A system consisting of a gas turbine, ... -
Recent Advances in High Temperature Proton Exchange Membrane Fuel Cell Manufacturing
(The American Society of Mechanical Engineers (ASME), 2009)Not enough attention has been devoted to developing the manufacturing processes required to transition fuel cell science into commercially viable products, despite clear recognition that cost and ... -
Fuel Cell-Based Powertrain System Modeling and Simulation for Small Aircraft Propulsion Applications
(The American Society of Mechanical Engineers (ASME), 2009)A solid oxide fuel cell-based power system is modeled and simulated to investigate both power management and controllability issues experienced while subjecting the system to the typical power ... -
Development and Simulation of an Innovative Planar Stack Design-Combining a Solid Oxide Fuel Cell (SOFC) With an Allothermal Steam Reformer
(The American Society of Mechanical Engineers (ASME), 2009)Increasing energy demands, limited resources, pollutants, and CO2-emissions caused by the use of fossil fuels require a more efficient and sustainable energy production. Due to their high electrical ... -
Control Oriented Modeling of Solid Oxide Fuel Cell Auxiliary Power Unit for Transportation Applications
(The American Society of Mechanical Engineers (ASME), 2009)This paper reports on the development of a control-oriented model for simulating a hybrid auxiliary power unit (APU) equipped with a solid oxide fuel cell (SOFC) stack. Such a work is motivated ... -
Experimental and Analytical Study of Gas Diffusion Layer Materials for Ribbon Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2009)A promising type of proton exchange membrane fuel cell (PEMFC) architecture, the ribbon fuel cell, relies on the gas diffusion layer (GDL) to conduct electrical current in-plane to adjacent ... -
Dynamic Model of the High Temperature Proton Exchange Membrane Fuel Cell Stack Temperature
(The American Society of Mechanical Engineers (ASME), 2009)The present work involves the development of a model for predicting the dynamic temperature of a high temperature proton exchange membrane (HTPEM) fuel cell stack. The model is developed to ... -
A Thermally Self-Sustaining Miniature Solid Oxide Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2009)A thermally self-sustaining miniature power generation device was developed utilizing a single-chamber solid oxide fuel cell (SOFC) placed in a controlled thermal environment provided by a spiral ... -
Multiphysics Modeling of Assembly Pressure Effects on Proton Exchange Membrane Fuel Cell Performance
(The American Society of Mechanical Engineers (ASME), 2009)The clamping pressure used in assembling a proton exchange membrane (PEM) fuel cell stack can have significant effects on the overall cell performance. The pressure causes stack deformation, ... -
Simulation of the Postcombustor for the Treatment of Toxic and Flammable Exhaust Gases of a Micro-Solid Oxide Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2009)This work investigates numerically a catalytic postcombustor for a micro-solid oxide fuel cell (SOFC) system. The postcombustor oxidizes toxic and explosive carbon monoxide (CO) and hydrogen exiting ... -
Modeling and Verification of Steady State Operational Changes on the Performance of a Solid Oxide Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2009)Solid oxide fuel cells (SOFCs) offer many potential benefits as an energy conversion device. This paper addresses experimental validation of a numerical SOFC model that has been developed. Results ... -
Mass Transports in an Air-Breathing Cathode of a Proton Exchange Membrane Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2009)Mass transport in an air-breathing cathode of a proton exchange membrane (PEM) fuel cell was investigated numerically. The porous cathode in contact with a perforated current collector breathes ... -
Modeling and Study of the Influence of Sealing on a Solid Oxide Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2008)The properties of sealing materials are important for the performance and reliability of solid oxide fuel cells (SOFCs). Even if the properties of a sealing material can be studied separately, ...