Journal of Electrochemical Energy Conversion and Storage: Recent submissions
Now showing items 281-300 of 486
-
A Modeling Study of Discharging Li-O2 Batteries With Various Electrolyte Concentrations
(The American Society of Mechanical Engineers (ASME), 2020)The mass transfer in the cathode electrode plays an important role in operating Li-O2 batteries. In this study, a two-dimensional, transient, and isothermal model is developed to investigate the mass transfer in discharging ... -
An Improved Test Method of LiFePO4/Graphene Hybrid Cathode Lithium-Ion Battery and the State of Charge Estimation
(The American Society of Mechanical Engineers (ASME), 2020)The state of charge (SoC) of the battery is a typical characterization of the operating state of the battery and criterion for the battery management system (BMS) control strategy, which must be evaluated precisely. The ... -
Design, Development, and Testing of a Low-Concentration Vanadium Redox Flow Battery
(The American Society of Mechanical Engineers (ASME), 2020)The purpose of this paper is to highlight the design, development, and testing of a low-concentration vanadium redox flow battery (VRFB). The low-cost implementation has a 7 cm × 7 cm active membrane area and an electrolyte ... -
On the Implication of Porosity Configuration on Lithium-Ion Cell Performance: A Numerical Study
(The American Society of Mechanical Engineers (ASME), 2020)The present study numerically investigates the implication of different porosity configurations, viz., uniform, algebraic, trigonometric, logarithmic, and stepwise constant porosities at the negative electrode on performance ... -
Pt Nanoparticles Supported on Nitrogen-Doped Carbon-TiO2 Composite as a High-Performance Electrocatalyst for Methanol Oxidation
(The American Society of Mechanical Engineers (ASME), 2020)Monodispersed Pt nanoparticles supported on a TiO2 and nitrogen-doped carbon composite (TiO2/NDC) were successfully synthesized via an efficient in situ self-assembly strategy and microwave-assisted polyol process. The ... -
One-Dimensional Porous TiNb2O7–Carbon Nanofiber Arrays as High-Performance Anode for Lithium Ion Batteries
(The American Society of Mechanical Engineers (ASME), 2020)High-energy density lithium ion batteries (LIBs) rely heavily on innovations of electrode materials. Herein, the porous TiNb2O7/carbon nanofibers (TNO/CNFs) have been prepared through the hydrothermal method and electrostatic ... -
Mesoscale Effects of Composition and Calendering in Lithium-Ion Battery Composite Electrodes
(The American Society of Mechanical Engineers (ASME), 2020)Macrohomogeneous battery models are widely used to predict battery performance, necessarily relying on effective electrode properties, such as specific surface area, tortuosity, and electrical conductivity. While these ... -
Catalysts for the Electrochemical Reduction of Carbon Dioxide to Methanol
(The American Society of Mechanical Engineers (ASME), 2020)Anthropogenic activities powered by the burning of fossil fuels have caused excessive emissions of carbon dioxide (CO2) to the atmosphere. This has a negative impact on our environment. One promising approach to reduce the ... -
Effects of Peptide-Functionalized Surfaces on the Electrochemical Hydrogen Evolution Reaction
(The American Society of Mechanical Engineers (ASME), 2020)This review outlines the approaches and mechanisms through which peptides and amino acids functionalize electrocatalytically active surfaces to promote or inhibit the electrochemical hydrogen evolution reaction (HER). HER ... -
Emerging Investigators in Electrochemical Energy Conversion and Storage 2020
(The American Society of Mechanical Engineers (ASME), 2020)This special issue features the 2020 Emerging Investigators in Electrochemical Energy Conversion and Storage. Thirteen emerging investigators were invited to this special issue to showcase up-and-coming scientists and ... -
Kilowatt-Scale Fuel Cell Systems Powered by Recycled Aluminum
(The American Society of Mechanical Engineers (ASME), 2020)Presented here is a novel system that uses an aluminum-based fuel to continuously produce electrical power at the kilowatt scale via a hydrogen fuel cell. This fuel has an energy density of 23.3 kW h/L and can be produced ... -
A Glass Platelet Coating on Battery Electrodes and Its Use as a Separator for Lithium-Ion Batteries
(The American Society of Mechanical Engineers (ASME), 2020)A new type of separator for lithium-ion batteries (LIBs) has been developed using ultrathin micrometer-sized sodium borosilicate glass platelets coated directly on a battery electrode with a water-based binder. The coating ... -
The Current Status of Hydrogen and Fuel Cell Development in China
(The American Society of Mechanical Engineers (ASME), 2020)Potentially large amount of hydrogen resource in China could theoretically supply 100 × 106 fuel cell passenger cars yearly. The Chinese government highly values the hydrogen and fuel cell technology. Policies and plans ... -
Facile Synthesis of Novel Parallelogram-Like NH4CoPO4 · H2O/Ni3(PO4)2 · 8H2O/MnO2 Composites for High-Performance Supercapacitors
(The American Society of Mechanical Engineers (ASME), 2020)To construct novel multicomponent transition metal oxides with the synergistic effect is always the most important strategy to improve the electrochemical performance of supercapacitor electrode materials. Here, a new type ... -
Compared Thermal Modeling of Anode- and Electrolyte-Supported SOFC-Gas Turbine Hybrid Systems
(The American Society of Mechanical Engineers (ASME), 2020)In this study, two solid oxide fuel cell (SOFC) hybrid systems (anode-supported model (ASM) and electrolyte-supported model (ESM)) is developed in matlab® and compared. The hybrid system model is considered to investigate ... -
Looking Inside Polymer Electrolyte Membrane Fuel Cell Stack Using Tailored Electrochemical Methods
(The American Society of Mechanical Engineers (ASME), 2020)Voltammetry, potentiometry, amperometry, and electrochemical impedance spectroscopy (EIS) were used to study practical polymer electrolyte membrane fuel cell (PEMFC) stacks in an attempt to validate the stack-tailored ... -
Analytical Expression for Concentration Overpotential of Anode-Supported Solid Oxide Fuel Cell Based on the Dusty Gas Model
(The American Society of Mechanical Engineers (ASME), 2020)The Dusty Gas model (DGM), despite being arguably the most accurate representation of gas diffusion in electrodes, is not readily adopted in the literature as it entails relatively expensive numerical integration of ... -
Conductivity and Electrochemical Behavior of Plasticized Polymer Electrolyte for Dye-Sensitized Solar Cell Integrated Supercapacitor
(The American Society of Mechanical Engineers (ASME), 2020)The current energy situation requires not only enormous energy in a brief period of time but clean energy as well. In this direction, a dye-sensitized solar cell (DSSC)—supercapacitor (SC) integrated energy device has been ... -
Statistical Performance Analysis and Robust Design of Paper Microfluidic Membraneless Fuel Cell With Pencil Graphite Electrodes
(The American Society of Mechanical Engineers (ASME), 2020)Paper-based membraneless microfluidic fuel cell (PMMFC) has emerged as an alternative to conventional fuel cells. Extraction of optimum energy yield from these PMMFCs requires selection and study of various design and ... -
Facile Preparation of a Surface-Enriched Pt Layer Over Pd/C as an Efficient Oxygen Reduction Catalyst With Enhanced Activity and Stability
(The American Society of Mechanical Engineers (ASME), 2020)Pt-enriched surface layer formation on Vulcan carbon-supported Pd (Pt@Pd/C) was successfully prepared through a simple and one-pot formic acid reduction approach without any stabilizing agent. The electrocatalytic performance ...