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Listar por autor "Martí Calatayud, Manuel César"

Mostrando ítems 1-20 de 68

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A three-stage chemical cleaning of ion-exchange membranes used in the treatment by electrodialysis of wastewaters generated in brass electroplating industries

Santana Barros, Kayo; Martí Calatayud, Manuel César; Pérez-Herranz, Valentín; Espinosa, Denise Crocce Romano (Elsevier, 2020-10-15)

[EN] After long-term electrodialysis, cleaning the membranes is crucial to extend their lifetime. In this work, we evaluate the effects of a three-stage chemical cleaning on electrochemical and structural properties of ...
Analysis and optimization of the influence of operating conditions in the ultrafiltration of macromolecules using a response surface methodological approach

Martí Calatayud, Manuel César; Vincent Vela, Maria Cinta; Alvarez Blanco, Silvia; Lora-García, Jaime; Bergantinos Rodríguez, Enrique (Elsevier, 2010)

[EN] In this work, the ultrafiltration of macromolecules was analysed using a response surface methodological approach. The behaviour of two different inorganic membranes was investigated. The membranes selected were a ...
Análisis de resultados tras la adaptación a modalidad online de una práctica de una asignatura de 1º del Máster Universitario en Ingeniería Industrial

Sancho Fernández, María Pino; Cuartas Uribe, Beatriz Elena; Belanche Paricio, Manuel Ignacio; Bes Piá, Mª Amparo; García Fayos, Beatriz; Ferrer Polonio, Eva; Rodríguez López, Antonio Diego; Iborra Clar, Alicia; Martí Calatayud, Manuel César; Ortega Navarro, Emma María (Editorial Universitat Politècnica de València, 2021-09-28)

[EN] The pandemic caused by COVID19 has forced universities to transfer teaching to non-face-to-face mode at different moments in the 19-20 and 20-21 academic years. Although this type of teaching implies certain difficulties ...
Análisis del efecto de la convección forzada y la electroconvección sobre el transporte de iones en un sistema de electrodiálisis a densidades de corriente elevadas

Tent Pérez, Josep (Universitat Politècnica de València, 2021-07-23)

[ES] La electrodiálisis es una operación de separación en que los iones de una disolución son transportados a través de membranas de intercambio iónico debido a la acción de un campo eléctrico. Un sistema de electrodiálisis ...
Anion transport through ceramic electrodialysis membranes made with hydrated cerium dioxide

Mora-Gómez, Julia; García Gabaldón, Montserrat; Martí Calatayud, Manuel César; Mestre, Sergio; Pérez-Herranz, Valentín (Blackwell Publishing, 2017)

[EN] In this research, low-cost ceramic anion-exchange membranes have been developed from porous supports manufactured, using a chamotte as a pore former. An inorganic anion-exchanger (hydrated cerium dioxide) has been ...
Antimony-doped tin dioxide ceramics used as standalone membrane electrodes in electrofiltration reactors enhance the oxidation of organic micropollutants

Martí Calatayud, Manuel César; Dionis, E.; Mestre, S.; Pérez-Herranz, Valentín (Elsevier, 2022-08-20)

[EN] In the present work, microporous ceramics made of antimony-doped tin dioxide produced using a facile synthesis procedure were evaluated during the degradation of norfloxacin in a novel electrofiltration process. The ...
Aplicación del Aprendizaje Basado en Problemas (ABP) en una asignatura del Máster Universitario de Ingeniería Industrial: propuesta metodológica y de evaluación

Sancho, María; García-Fayos, Beatriz; García-Castelló, Esperanza M.; Martí-Calatayud, Manuel César; Rodríguez-López, Antonio D.; Bes-Piá, Amparo; Mendoza-Roca, José Antonio; Santafé-Moros, Asunción (Editorial Universitat Politècnica de València, 2021-02-08)

[ES] En la asignatura “Tecnología Química Industrial” del Máster Universitario en Ingeniería Industrial de la Universitat Politécnica de València (UPV) se imparten contenidos relativos a las Operaciones Básicas de la ...
Application of Problem-Based Learning (PBL) in the Course "Industrial Chemical Technology" of the Master's Degree in Industrial Engineering

Sancho, M.; García-Fayos, Beatriz; Garcia-Castello, Esperanza M.; Martí Calatayud, Manuel César; Rodríguez López, Antonio Diego; Bes-Piá, M.A.; Mendoza Roca, José Antonio; Santafé Moros, María Asunción (IATED, 2021-03-09)

[EN] This paper describes the application of Problem-Based Learning (PBL) in the subject "Industrial Chemical Technology" of the Master's Degree in Industrial Engineering from the Universitat Politécnica de València (UPV). ...
Caracterización electroquímica de un electrodo cerámico con recubrimiento fotoactivo de fosfato de bismuto: aplicación a la degradación de un contaminante orgánico emergente

Balseviciute, Adele (Universitat Politècnica de València, 2022-09-06)

[ES] En este Trabajo Fin de Máster se lleva a cabo la caracterización electroquímica de un electrodo cerámico con recubrimiento fotoactivo de fosfato de bismuto (BiPO4) y se estudia su aplicación en la foto-electroxidación ...
Ceramic anion-exchange membranes based on microporous supports infiltrated with hydrated zirconium dioxide

Martí Calatayud, Manuel César; García Gabaldón, Montserrat; Pérez-Herranz, Valentín; Sales, Sonia; Mestre, Sergio (Royal Society of Chemistry, 2015)

Anion-exchange membranes made from inexpensive ceramic materials were synthesized by using a simple procedure based on incorporating particles of an ion exchanger into a host microporous structure. Microporous ceramics ...
Chronopotentiometric study of ceramic cation-exchange membranes based on zirconium phosphate in contact with nickel sulfate solutions

Martí Calatayud, Manuel César; García Gabaldón, Montserrat; Pérez-Herranz, Valentín; Sales, Sonia; Mestre, Sergio (Taylor & Francis, 2013-01)

In this article, the innovative cation-exchange membranes obtained from ceramic materials are presented. Different microporous ceramic supports were obtained from an initial mixture of alumina and kaolin, to which a ...
Chronopotentiometric study on the simultaneous transport of EDTA ionic species and hydroxyl ions through an anion-exchange membrane for electrodialysis applications

Santana Barros, Kayo; Martí Calatayud, Manuel César; Ortega Navarro, Emma María; Pérez-Herranz, Valentín; Espinosa, Denise Crocce Romano (Elsevier, 2020-12-15)

[EN] The use of EDTA as a complexing agent in electrodialysis has gained increasing attention in several industrial applications. Variations in pH at the membrane surface are known to alter the chemical equilibrium of EDTA ...
Comparison of two different ceramic electrodes based on Sb-SnO2 coated with BiFeO3 and Bi2WO6 for the photoelectrooxidation of an emerging pollutant

Domingo-Torner, Carlos; Pérez-Herranz, Valentín; Martí Calatayud, Manuel César; Mestre, S.; García Gabaldón, Montserrat (Elsevier, 2023-10)

[EN] In this work, a comparison between novel photoanodes based on Sb-SnO2 (BCE) coated with BiFeO3 (BFO-BCE) and Bi2WO6 (BWO-BCE) was carried out. An improvement in the catalytic activity of the electrodes under light ...
Concentration polarization in ion-exchange membranes

Martí Calatayud, Manuel César; Santana-Barros, Kayo (Elsevier, 2024)

[EN] Concentration polarization is the most constraining phenomenon for ion transport in a variety of electro-membrane processes. The development of concentration gradients at the interfaces between electrolyte solutions ...
Desarrollo de prácticas en el laboratorio químico en formato híbrido apoyadas en el trabajo en equipo y vídeos instructivos

Martí Calatayud, Manuel César; Cifuentes Cabezas, Magdalena Soledad; Rodríguez López, Antonio Diego; Hernández Pérez, Lorena; Carrillo Abad, Jordi (Universitat Politècnica de València, 2022-06-30)

[EN] This work presents the adaptation of a course mainly based on practice sessions in the chemical laboratory into a blended learning format after the irruption of the COVID-19 pandemic. The study was conducted during ...
Desarrollo de una metodología para la introducción del Aprendizaje Basado en Proyectos en la asignatura de Ingeniería Electroquímica

Hernández Pérez, Lorena; Martí Calatayud, Manuel César; Montañés Sanjuan, María Teresa; Pérez Herranz, Valentín (Editorial Universitat Politècnica de València, 2022-10-28)

[EN] The present work arranges the introduction of the Project Based Learning in the subject Electrochemical Engineering, imparted in the second course of the Master’s degree in Chemical Engineering of the Polytechnic ...
Desarrollo y aplicación del software DISEVAP_edu como apoyo al aprendizaje del diseño y análisis de procesos de evaporación de múltiples efectos

Gozálvez Zafrilla, José Marcial; Santafé Moros, María Asunción; Catalán Martínez, David; Toldra Reig, Fidel; Martí Calatayud, Manuel César (Editorial Universitat Politècnica de València, 2019-09-30)

[EN] Evaporation is an important process operation taught in the subject “Extension on Separation Operations” of the Master in Chemical Engineering of the UPV. Main teaching objectives concerning to this operation are ...
Determinación de las propiedades de transporte del Ni2+ a través de una membrana de intercambio catiónico. Influencia de la concentración de ácido crómico y sulfato de níquel presentes en los baños de lavado de industrias de cromado

Martí Calatayud, Manuel César (Universitat Politècnica de València, 2011-11-28)

La presente tesis consiste en el estudio de las propiedades de transporte de iones Ni2+ a través de una membrana de intercambio catiónico. Mediante la cronopotenciometría se obtienen curvas intensidadpotencial para ...
Determination of transport properties of Ni(II) through a Nafion cation-exchange membrane in chromic acid solutions

Martí Calatayud, Manuel César; García Gabaldón, Montserrat; Pérez-Herranz, Valentín; Ortega Navarro, Emma María (Elsevier, 2011-07-07)

The transport properties of a cation-exchange membrane in the presence of nickel sulphate solutions were investigated by means of chronopotentiometry. The interest of this study relies on the application to the treatment ...
Effect of the equilibria of multivalent metal sulfates on the transport through cation-exchange membranes at different current regimes

Martí Calatayud, Manuel César; García Gabaldón, Montserrat; Pérez-Herranz, Valentín (Elsevier, 2013-09-15)

The transport of trivalent metals (Cr(III) and Fe(III)) through cation-exchange membranes is studied and compared with the transport of mono- and divalent ions by means of chronopotentiometry and current-voltage characteristics. ...