Journal of Electrochemical Energy Conversion and Storage: Recent submissions
Now showing items 461-480 of 533
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Effects of Particle Size Distribution on Compacted Density of Lithium Iron Phosphate 18650 Battery
(The American Society of Mechanical Engineers (ASME), 2018)The effects of particle size distribution on compacted density of as-prepared spherical lithium iron phosphate (LFP) LFP-1 and LFP-2 materials electrode for high-performance 18650 Li-ion batteries are investigated systemically, ... -
An Ensemble Monte Carlo Simulation Study of Water Distribution in Porous Gas Diffusion Layers for Proton Exchange Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2018)Water management in proton-exchange membrane fuel cells (PEFCs) has a large impact on the performance of the device, as liquid water affects the transport properties of the gas diffusion layer (GDL). In this study, we ... -
Conjugate Heat Transfer Analysis of Thermal Management of a Li-Ion Battery Pack
(The American Society of Mechanical Engineers (ASME), 2018)Thermal management of Li-ion battery packs is a critical technological challenge that directly impacts safety and performance. Removal of heat generated in individual Li-ion cells into the ambient is a considerably complicated ... -
An Interdisciplinary View of Interfaces: Perspectives Regarding Emergent Phase Formation
(The American Society of Mechanical Engineers (ASME), 2018)A perspective on emergent phase formation is presented using an interdisciplinary approach gained by working at the “interface” between diverse application areas, including solid oxide fuel cells (SOFCs) and ionic membrane ... -
Stability Issues of Fuel Cell Models in the Activation and Concentration Regimes
(The American Society of Mechanical Engineers (ASME), 2018)Code stability is a matter of concern for three-dimensional (3D) fuel cell models operating both at high current density and at high cell voltage. An idealized mathematical model of a fuel cell should converge for all ... -
Sodium Metal Halide Battery Thermal Design for Improved Reliability
(The American Society of Mechanical Engineers (ASME), 2018)Cell temperature uniformity inside most batteries is important, because temperature variation leads to cell resistance variation and thus cell voltage variation during discharge–charge cycling. Voltage variation among the ... -
A Comparison of Felt-Type and Paper-Type Gas Diffusion Layers for Polymer Electrolyte Membrane Fuel Cell Applications Using X-Ray Techniques
(The American Society of Mechanical Engineers (ASME), 2018)This work presents a comparison between carbon felt-type and paper-type gas diffusion layers (GDLs) for polymer electrolyte membrane (PEM) fuel cells in terms of the similarities and the differences between their microstructures ... -
Electrocatalytically Active Niobium Sulfide Modified Carbon Cloth for Lithium–Sulfur Batteries
(The American Society of Mechanical Engineers (ASME), 2018)We report a simple novel annealing technique for the synthesis of NbS2 nanoflakes. The synthesized NbS2 flakes were characterized well with different spectroscopic and microscopic techniques and confirmed they are in 3R-NbS2 ... -
Protonic Mobility of Neodymium Tungstate
(The American Society of Mechanical Engineers (ASME), 2017) -
Effect of Phosphate Additive for Thermal Stability in a Vanadium Redox Flow Battery
(The American Society of Mechanical Engineers (ASME), 2017)Organic/inorganic materials are investigated as additives to improve the stability of a vanadium electrolyte for a vanadium redox flow battery (VRFB) at operating temperatures of 25 °C and 40 °C. Among these materials, the ... -
Lithium-Ion Capacitor: Analysis of Thermal Behavior and Development of Three-Dimensional Thermal Model
(The American Society of Mechanical Engineers (ASME), 2017)The large push for more environmental energy storage solutions for the automotive industry by different actors has led to the usage of lithium-ion capacitors (LICs) combining the features of both lithium-ion batteries ... -
Membrane Electrolyte Assembly Health Estimation Method for Proton Exchange Membrane Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2017)Membrane electrolyte assembly (MEA) aging is a major concern for deployed proton exchange membrane (PEM) fuel cell stacks. Studies have shown that working conditions, such as the operating temperature, humidity, and open ... -
Activated Charcoal Modified Graphite Felts Using for Positive Electrodes of Vanadium Redox Flow Battery
(The American Society of Mechanical Engineers (ASME), 2017)In the present paper, a composite electrode material was developed for vanadium redox flow batteries (VRFBs). Activated charcoal particles were evenly immobilized on the graphite felt (GF) via a sucrose pyrolysis process ... -
Study of an Innovative Versatile Flow Design Suitable for Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2017)Flow field plays an important role in the performances of the fuel cells, especially in large area fuel cells. In the present work, an innovative, versatile flow field, capable of combining in different conventional modes ... -
Analysis of Long-Term and Thermal Cycling Tests for a Commercial Solid Oxide Fuel Cell
(The American Society of Mechanical Engineers (ASME), 2017)The effects of isothermally long-term and thermal cycling tests on the performance of an ASC type commercial solid oxide fuel cell (SOFC) have been investigated. For the long-term test, the cells were tested over 5000 h ... -
Recursive System Identification and Simulation of Model Predictive Control Based on Experimental Data to Control the Cathode Side Parameters of the Hybrid Fuel Cell/Gas Turbine
(The American Society of Mechanical Engineers (ASME), 2017)A model predictive control (MPC) strategy has been suggested and simulated with the empirical dynamic data collected on the hybrid performance (HyPer) project facility installed at the National Energy Technology Laboratory ... -
Self-Substitution and the Temperature Effects on the Electrochemical Performance in the High Voltage Cathode System LiMn1.5+xNi0.5−xO4 (x = 0.1)
(The American Society of Mechanical Engineers (ASME), 2017)The high voltage cathode material, LiMn1.6Ni0.4O4, was prepared by a polymer-assisted method. The novelty of this work is the substitution of Ni with Mn, which already exists in the crystal structure instead of other ... -
Perspectives in Solid Oxide Fuel Cell-Based Microcombined Heat and Power Systems
(The American Society of Mechanical Engineers (ASME), 2017)Fuel cell technology has undergone extensive research and development in the past 20 years. Even though it has not yet made a commercial breakthrough, it is still seen as a promising enabling technology for emissions ... -
Iodine-Doped Graphene for Enhanced Electrocatalytic Oxygen Reduction Reaction in Proton Exchange Membrane Fuel Cell Applications
(The American Society of Mechanical Engineers (ASME), 2017)We prepared iodine-doped graphenes by several techniques (electrophilic substitution and nucleophilic substitution methods) in order to incorporate iodine atoms onto the graphene base materials. The physical characterization ... -
Design Space Assessment of Hydrogen Storage Onboard Medium and Heavy Duty Fuel Cell Electric Trucks
(The American Society of Mechanical Engineers (ASME), 2017)Hydrogen fuel cells are an important part of a portfolio of strategies for reducing petroleum use and emissions from medium and heavy duty (MD and HD) vehicles; however, their deployment is very limited compared to other ...