Buscar
Mostrando ítems 1-10 de 10
Artículo
Influence of the dwell time in the polarization hysteresis of polymer electrolyte membrane fuel cells
(Elsevier, 2022-07)
The extent of the cell voltage hysteresis observed in polarization curves of PEM fuel cells and the origins causing this effect are investigated by performing experimental polarization curves with different dwell times for ...
Artículo
Effect of the Gas Diffusion Layer Design on the Water Management and Cell Performance of a PEM Fuel Cell
(MDPI, 2022-07)
The influence of the different properties of the gas diffusion layer (GDL) on the operation of a liquid-cooled, proton-exchange polymer electrolyte fuel cell (PEMFC) has been studied in this work. Three-dimensional numerical ...
Artículo
A Simulation Tool for Geometrical Analysis and Optimization of Fuel Cell Bipolar Plates: Development, Validation and Results
(MDPI, 2009-07-31)
Bipolar plates (BPs) are one of the most important components in Proton Exchange Membrane Fuel Cells (PEMFC) due to the numerous functions they perform. The objective of the research work described in this paper was to ...
Artículo
Integration of Fuel Cell Technologies in Renewable-Energy-Based Microgrids Optimizing Operational Costs and Durability
(IEEE (Institute of Electrical and Electronics Engineers), 2016)
In this paper, a Model Predictive Control (MPC) approach is proposed to manage a grid-tied hydrogen microgrid (μG) . The μG testbed is equipped with a 1-kW polymer electrolyte membrane (PEM) electrolyzer and a 1.5-kW PEM ...
Artículo
Experimental Analysis of the Performance and Load Cycling of a Polymer Electrolyte Membrane Fuel Cell
(MDPI, 2020-05)
In this work, a comprehensive experimental analysis on the performance of a 50 cm2 polymer electrolyte membrane (PEM) fuel cell is presented, including experimental results for a dedicated load cycling test. The harmonized ...
Artículo
New insights into the temperature-water transport-performance relationship in PEM fuel cells
(Elsevier, 2023-04)
Three-dimensional numerical simulations of a single straight-channel PEMFC at three different operating temperatures (343 K, 353 K, and 363 K) and at a relative humidity RH = 90% were carried out, by using potentiostatic ...
Ponencia
Design of a real prototype of a hybrid fuell cell suv: vehicle "Hercules
(European Association for the Development of Renewable Energy, Environment and Power Quality (EA4EPQ), 2007)
Hydrogen is becoming one of the most feasible energy vectors to succeed gasoline as fuel. It has the potential to be obtained from renewable energy sources, having almost a null impact on contamination. Oil wells are ...
Dataset
Dataset and mesh of the CFD numerical model for the modelling and simulation of a PEM fuel cell
(2022-02-11)
A CFD mesh corresponding to a Proton Exchange Membrane Fuel Cell (PEMFC) with an active área of 50 cm2, serpentine channels and cross-flow field distribution is presented. The mesh was developed using ANSYS ICEM CFD Hexa ...
Artículo
Data from Experimental Analysis of the Performance and Load Cycling of a Polymer Electrolyte Membrane Fuel Cell
(MDPI, 2020-05)
Fuel cells are electrochemical devices that convert the chemical energy stored in fuels (hydrogen for polymer electrolyte membrane (PEM) fuel cells) directly into electricity with high e ciency. Fuel cells are already ...
Artículo
Numerical model for the performance prediction of a PEM fuel cell. Model results and experimental validation
(Elsevier, 2010-10)
This work presents a Computational Fluid Dynamics (CFD) model developed for a 50 cm2 fuel cell with parallel and serpentine flow field bipolar plates, and its validation against experimental measurements. The numerical CFD ...