Browsing by Author "Serra, Maria"
Now showing items 1-20 of 75
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Advances in HOSM Control Design and Implementation for PEM Fuel Cell Systems
(2009)
Conference report
Open AccessA second order sliding mode strategy to control the air supply and oxygen stoichiometry of a fuel cell based generation system is presented. The control design is accomplished from a complete model of a experimental plant ... -
Analyses of energy management strategies for a PEMFC/UC electric vehicle
(2012)
Conference report
Restricted access - publisher's policyIn this paper, two energy management strategies considering the hydrogen consumption of hybrid power sources using a PEM Fuel Cell (FC) and Ultracapacitors (UC) are described and compared. First, the Hybrid Electric ... -
Analysis of the control structures for an integrated ethanol processor for proton exchange membrane fuel cell systems
(2009)
Article
Open AccessThe aim of this work is to investigate which would be a good preliminary plantwide control structure for the process of Hydrogen production from bioethanol to be used in a proton exchange membrane (PEM) accounting only ... -
Análisis de estructuras de control para una planta de generación de H2 para pila de combustible
(2008)
Conference report
Restricted access - publisher's policyEl sistema estudiado en este trabajo está compuesto por un conjunto de reactores que procesan etanol para obtener el H2 que reacciona con el oxígeno del aire en una celda de combustible. Estos dispositivos se emplean ... -
Characterisation of fuel cell state using Electrochemical Impedance Spectroscopy analysis
(2008)
Conference report
Open Access -
Characterisation of fuel cell state using Electrochemical Impedance Spectroscopy analysis
(EHU, 2008)
Conference report
Open AccessOne of the most demanding research topics related to the Polymer Electrolyte Membrane Fuel Cell (PEMFC) concerns its reliability. Apart from the security aspects, it is basic to have a diagnosis of the internal state of ... -
Characterization, development and experimental validation of a dynamic model of an open cathode PEM fuel cell
(2010)
Conference report
Open AccessWater distribution in a fuel cell affects performance and durability, thus fundamental understanding of water transport mechanisms are imperative and can be strongly influenced through proper control strategies. A ... -
Controllability study of an ethanol steam reforming process for hydrogen production
(2011)
Article
Restricted access - publisher's policyA system for ethanol steam reforming and purification of carbon monoxide (CO) designed to feed a PEM fuel cell has been modelled. From the model, we study the sensitivity and controllability emphasizing the study of the ... -
Controller design for polymer electrolyte membrane fuel cell systems for automotive applications
(2021)
Article
Open AccessThis work develops and compares three different controllers for PEMFC systems in automotive applications. All the controllers have a cascade control structure, where a generator of setpoints sends references to the subsystems ... -
Description of gasket failure in a 7 cell PEMFC stack
(Elsevier S.A., 2007)
Article
Open AccessThis article presents the data and the description of a fuel cell stack that failed due to gasket degradation. The fuel cell under study is a 7 cell stack. The unexpected change in several variables such as temperature, ... -
Design and analysis of fuel-cell hybrid systems oriented to automotive applications
(2009-11)
Article
Open AccessHybridization with high specific energy-storage devices such as supercapacitors (SCs) has important advantages in fuel-cell (FC)-based systems. This paper presents an approach for the design and analysis of FC hybrid systems ... -
Design of linear controllers applied to an ethanol steam reformer for PEM fuel cell applications
(2011)
Conference report
Restricted access - publisher's policyThis paper focuses on the design of a controller for a low temperature ethanol steam reformer for the production of hydrogen to feed a Protonic Exchange Membrane (PEM) fuel cell. It describes different control structures ... -
Design of linear controllers applied to an ethanol steam reformer for PEM fuel cell applications
(2013)
Article
Restricted access - publisher's policyThis paper focuses on the design of a controller for a low temperature ethanol steam reformer for the production of hydrogen to feed a Protonic Exchange Membrane (PEM) fuel cell. It describes different control structures ... -
Design of linear controllers applied to an ethanol steam reformer for PEN fuel cell applications
(2013-06-01)
Article
Restricted access - publisher's policyThis paper focuses on the design of a controller for a low temperature ethanol steam reformer for the production of hydrogen to feed a protonic exchange membrane (PEM) fuel cell. It describes different control structures ... -
Development and experimental validation of a dynamic thermal and water distribution model of an open cathode proton exchange membrane fuel cell
(2011)
Article
Open AccessWater concentration in proton exchange membrane (PEM) fuel cells strongly influences performance and durability which demands for fundamental understanding of water transport mechanisms. The system efficiency can be ... -
Diagnosis tools for PEMFC using humidification interruption tests
(2012)
Conference report
Restricted access - publisher's policyThis article presents different diagnosis tools for Proton Exchange Membrane Fuel Cells based on the analysis of their dynamic evolution when the humidification of the inlet gases is interrupted. The diagnosis is aimed ... -
Diagnóstico de fallos en sistemas de generación de energía basados en pilas de combustible
(APPICE, 2008)
Conference report
Open AccessEn este trabajo se presenta una metodología de diagnóstico de fallos basada en modelos para sistemas de generación de energía basados en pilas de combustible. La novedad de la metodología se basa en la caracterización de ... -
Distributed parameter model simulation tool for PEM fuel cells
(2014-03-06)
Article
Open AccessIn this work, a simulation tool for proton exchange membrane fuel cells (PEMFC) has been developed, based on a distributed parameter model. The tool is designed to perform studies of time and space variations in the direction ... -
Distributed parameter model simulation tool for PEM fuel cells
(2012)
Conference report
Open AccessEn este trabajo se ha desarrollado una herramienta de simulación para pilas de combustible tipo PEM, basada en un modelo de parámetros distribuidos. La herramienta está diseñada para realizar estudios de variaciones ... -
Distributed parameter model-based control of water activity and concentration of reactants in a polymer electrolyte membrane fuel cell
(2017-01-01)
Article
Restricted access - publisher's policyWater management is still a key challenge for optimal performance and durability of polymer electrolyte membrane (PEM) fuel cells. Water levels along the channel in a PEM fuel cell present important spatial variations that ...
