Giner-Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(Elsevier, 2016-09-01)
Electrochemical Impedance Spectroscopy (EIS) is an electrochemical measurement technique that has been applied to a broad range of applications. Three conditions must be fulfilled in order to obtain valid EIS measurements: ...
Giner-Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(The Electrochemical Society, 2017)
[EN] The impedance concept is defined by Ohm's generalized law. Ohm's law requires the fulfilment of 3 conditions in order to be valid: causality, linearity and stability. In general, electrochemical systems are highly ...
Giner-Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(Elsevier, 2014)
[EN] Open circuit losses encompass a set of phenomena that reduce PEM fuel cell (PEMFC) efficiency,
especially at low current densities. Properly modelling these losses is crucial for
obtaining PEMFC models that reproduce ...
Pérez Herranz, Valentín; Giner Sanz, Juan José; Sáez Pardo, Fermín(2024-02-09)
The present dataset is the database and image database used to train and test the Convolutional Neural Network models of the scientific paper: Deep Learning algorithm, based on convolutional neural networks, for electrical ...
Giner-Sanz, Juan José; Sánchez-Rivera, María J.; García Gabaldón, Montserrat; Ortega Navarro, Emma María; Mestre, Sergio; Pérez-Herranz, Valentín(John Wiley & Sons, 2019-05-02)
[EN] This work explores the possibility of increasing the active surface
of a Sb-doped SnO2 ceramic electrode using CuO as sintering aid, by incorporating petroleum coke as a pore generator. In order to fulfil this goal, ...
Giner-Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(Elsevier, 2018)
[EN] Electrochemical impedance spectroscopy (EIS) has been widely used in the fuel cell field since it allows deconvolving the different physic-chemical processes that affect the fuel cell performance. Typically, EIS spectra ...
González Cano, Alberto(Universitat Politècnica de València, 2022-10-11)
[ES] En el presente Trabajo de Fin de Grado se desarrolló un modelo de un sistema de electrodiálisis
con mezclas multicomponente que permitió simular el transporte de iones presentes en una
mezcla multicomponente a través ...
Giner Sanz, Juan José(Universitat Politècnica de València, 2013-03-05)
[ES] Se elaboró un modelo semiempirico de una celda individual de combustible tipo
PEM en estado estacionario. En primer lugar, se construyó un modelo
mecanístico de la celda de combustible, con 7 parámetros. El valor ...
Giner Sanz, Juan José(Universitat Politècnica de València, 2017-11-03)
The concept of Hydrogen Economy, coined in the second half of the twentieth century, has gained strength as a solution to the problems derived from the consumption of fossil fuels. The main idea of the Hydrogen Economy is ...
Tena Franch, Vïctor(Universitat Politècnica de València, 2023-12-11)
[ES] La refinería BP Castellón cuenta con varias unidades de endulzamiento de fuel gas y gas de tratamiento ácido, entre estas unidades se encuentra la unidad Aminas I. El endulzamiento es la eliminación de componentes que ...
Alarcón López, Paula(Universitat Politècnica de València, 2022-09-23)
[ES] El auge de los vehículos eléctricos ha puesto en el punto de mira a las baterías de ion de litio,
uno de los componentes más importantes de estos vehículos. En este trabajo se ha modelado
una batería comercial de ...
Giner Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(Elsevier, 2015-09-14)
Electrochemical Impedance Spectroscopy (EIS) is a very powerful tool to study the behaviour of electrochemical systems. At present, it is widely used in the fuel cell field in order to study challenging cutting edge issues ...
Maclean Woodhouse, Susan(Universitat Politècnica de València, 2022-06-09)
[ES] Se requieren sistemas de almacenamiento de energía rentables y ecológicos para resolver la crisis
energética actual. En 1836, el químico británico John Frederic Daniell inventó el modelo básico de la
batería de ...
Giner Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(Elsevier, 2015-08-20)
Currently, electrochemical Impedance Spectroscopy (EIS) is a widely used tool for the study of electrochemical systems, in general; and fuel cells, in particular. A great effort is typically invested in the analysis of the ...
Giner-Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(The Electrochemical Society, 2018)
[EN] Ohm's generalized law defines the concept of impedance. This law, and thus the definition itself, are only valid if the system fulfills the linearity condition. However, electrochemical systems are typically highly ...
Giner Sanz, Juan José; Ortega Navarro, Emma María; Pérez Herranz, Valentín(Wiley, 2016-08)
One of the most important measurement parameters in electrochemical impedance spectroscopy (EIS) is the perturbation amplitude. The optimum perturbation amplitude value corresponds with a balance between the signal-to-noise ...
[EN] The salicylate method is one of the ammonia quantification methods that has been extensively used in literature for quantifying ammonia in the emerging field of nitrogen (electro)fixation. The presence of iron in the ...
Giner-Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(Elsevier, 2018)
[EN] he internal resistance of a PEM fuel cell depends on the operation conditions and on the current delivered by the cell. This work's goal is to obtain a semiempirical model able to reproduce the effect of the operation ...
Giner Sanz, Juan José; Ortega Navarro, Emma María; Pérez-Herranz, Valentín(Wiley-VCH Verlag, 2015-04-20)
An individual PEM fuel cell 6-parameter mechanistic model was developed. In parallel, experimental polarization curves were obtained at different temperature and inlet gas humidities conditions. The 6 model parameters were ...