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Listar por palabra clave "Mass transfer"

Mostrando ítems 1-20 de 26

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A physically based methodology to extrapolate performance maps of radial turbines

Payri González, Francisco; Serrano Cruz, José Ramón; Fajardo, Pablo; Reyes Belmonte, Miguel Ángel; Gozalbo Belles, Ricardo (Elsevier, 2012-03)

This paper details a physically based methodology to perform an extrapolation of the radial turbine performance maps, both mass flow characteristics and the efficiency curve. This method takes into account a narrow range ...
Analysis of chemical and structural changes in kiwifruit (Actinidia deliciosa cv Hayward) through the osmotic dehydration

Castro Giráldez, Marta; Tylewicz, Urszula; Fito Suñer, Pedro José; Dalla Rosa, Marco; Fito Maupoey, Pedro (Elsevier, 2011-08)

[EN] Osmotic dehydration experiments of kiwifruit (Actinidiadeliciosa cv Hayward) were carried out in order to apply a nonlinear irreversible thermodynamic model. Samples were immersed into 65% (w/w) sucrose aqueous solution ...
Comparative Study of Mass Transfer in Wet and Dry Osmotic Dehydration

Peinado Pardo, Irene; Rosa Barbosa, Estela María; Heredia Gutiérrez, Ana Belén; Andrés Grau, Ana María (Biological and chemical publishing, 2013-08)

[EN] The differences in the external osmotic medium, dry or dissolved osmotic agent and its concentration (constant or variable) can significantly influence the kinetics of mass transfer. The objective of this work was to ...
Efecto de la temperatura sobre la difusión del nitrato de sodio durante el salado del jamón

Escrivà Prats, Lucia (Universitat Politècnica de València, 2013-04-17)

[ES] En el proceso de elaboración del jamón curado se emplean sales de curado, por ejemplo el nitrato de sodio (NaNO3). El estudio de la difusividad de estas sales es muy importante a la hora de determinar el tiempo ...
Effect of pulsed electric fields pre-treatment on mass transport during the osmotic dehydration of organic kiwifruit

Traffano-Schiffo, Maria Victoria; Tylewicz, Urszula; Castro Giraldez, Marta; Fito Suñer, Pedro José; Ragni, Luigi; Dalla Rosa, Marco (Elsevier, 2016-12)

[EN] Recently, some authors have applied pulsed electric fields (PEF) as a pre-treatment of osmotic dehydration, showing a faster kinetics of dehydration. Osmotic dehydration of fruit tissue shows complex mass transfer ...
Estudio de la influencia de los ultrasonidos de potencia en la transferencia de materia, propiedades ópticas y mecánicas durante el tratamiento prefritura de patata

Olucha Moreno, David (Universitat Politècnica de València, 2013-04-17)

[ES] El uso de nuevas tecnologías en el ámbito alimentario es un objetivo cada vez más perseguido a nivel industrial, buscando una mejora en el continuo desarrollo de productos enmarcados en una óptima seguridad y calidad ...
Estudio de la separación mediante electrodiálisis de citrato y nitrato presentes en biorreactores para la producción de ácidos orgánicos

Ruiz García, María (Universitat Politècnica de València, 2021-10-04)

[ES] En el presente Trabajo Fin de Grado se analiza el transporte de aniones citrato y nitrato a través de una membrana de intercambio aniónico AMV-N en sistemas de electrodiálisis. La separación de aniones citrato y nitrato ...
Influence of high intensity ultrasound application on mass transport, microstructure and textural properties of pork meat (Longissimus dorsi) brined at different NaCl concentrations

Ozuna López, César; Puig Gómez, Consuelo Ana; García Pérez, José Vicente; Mulet Pons, Antonio; Cárcel Carrión, Juan Andrés (Elsevier, 2013-11)

[EN] The aim of this work was to evaluate the effect of high intensity ultrasound and NaCl concentration on the brining kinetics (5 ± 1 C) of pork loin as well as its influence on the textural and microstructural changes. ...
Influence of the Addition of Dietary Fiber on the Drying Curves and Microstructure of a Dry Fermented Sausage (Sobrasada)

Eim, Valeria S.; García Pérez, José Vicente; Roselló, Carmen; Femenia, Antoni; Simal, Susana (Taylor & Francis, 2012)

[EN] The formulation of a dry fermented sausage has been modified by the addition of carrot dietary fiber (CDF; 3, 6, 9, and 12% [w/w]), and the influence of this change on the drying curves and food microstructure has ...
Influence of the temperature and ultrasound application in drying kinetics of apple skin

Martins, Matheus; Cortés, Edgar; Rosselló, Carmen; Peña, Ramón; Cárcel, Juan (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The great amount of waste produced by food industry contains interesting bioactive compounds. The extraction of these compounds requires the by-products previous stabilization being the convective drying one of most ...
Intensification of low-temperature drying by using ultrasound

García Pérez, José Vicente; Cárcel Carrión, Juan Andrés; Riera, Enrique; Rossello Matas, Carmen; Mulet Pons, Antonio (Taylor & Francis, 2012)

[EN] The main aim of this work was to test the feasibility of power ultrasound to intensify low-temperature drying processes. For this purpose, the convective drying kinetics of carrot, eggplant, and apple cubes (side 10 ...
Mass transfer dynamics during brining of rabbit meat

Wang, Z.; He, Z.; Li, H. (Universitat Politècnica de València, 2017-12-28)

[EN] As a traditional processing method, brining is a preliminary, critical and even essential process for many traditional rabbit meat products in China. The aim of this work was to investigate mass transfer of rabbit ...
Measuring REA-based drying kinetics through temperature-moisture content relationship

Chen, Xiao Dong; Putranto, Aditya (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The reaction engineering approach (REA) has been proposed and implemented for modeling a number of challenging drying cases. While the modeling is simple and accurate, it is effective to generate the drying parameters. ...
Modeling Ultrasonically Assisted Convective Drying of Eggplan

García Pérez, José Vicente; Ozuna López, César; Ortuño Cases, Carmen; Cárcel Carrión, Juan Andrés; Mulet Pons, Antonio (Taylor & Francis, 2011)

[EN] Modeling constitutes a fundamental tool with which to analyze the influence of ultrasound on mass transfer phenomena during drying. In this work, the study of the effect of power ultrasound application on the drying ...
Nonlinear thermodynamic approach to analyze long time osmotic dehydration of parenchymatic apple tissue

Castro Giráldez, Marta; Fito Suñer, Pedro José; Fito Maupoey, Pedro (Elsevier, 2011-01)

[EN] Osmotic dehydration experiments of Granny Smith apple were carried out in order to model the operation by using a nonlinear irreversible thermodynamic approach Samples were immersed into 65% (w/w) sucrose aqueous ...
Numerical simulation and extended validation of two-phase compressible flow in diesel injector nozzles

Salvador Rubio, Francisco Javier; Hoyas, S; Novella Rosa, Ricardo; Martínez López, Jorge (Professional Engineering Publishing, 2011)

In this paper, the ability of a computational fluid dynamics code to reproduce cavitation phenomena accurately is checked by comparing data acquired by numerical simulations against those obtained from different experiments ...
Parametric sensitivity analysis and ozone mass transfer modeling in a gas liquid reactor for advanced water treatment

Flores-Payán, Valentín; Herrera-López, E.J.; Navarro-Laboulais, J.; López-López, Alberto (Elsevier, 2015-01-25)

[EN] A computational model for a reactor used in advanced water treatment was proposed to represent, simulate and predict the mass transfer process of ozone in water (gas-liquid). A graphic interface was designed to simulate ...
Stochastic hydro-economic modeling for optimal management of agricultural groundwater nitrate pollution under hydraulic conductivity uncertainty

Peña Haro, Salvador; Pulido-Velazquez, M.; Llopis Albert, Carlos (Elsevier, 2011-08)

[EN] In decision-making processes, reliability and risk aversion play a decisive role. This paper presents a framework for stochastic optimization of control strategies for groundwater nitrate pollution from agriculture ...
Study on the general dynamic model of biomass drying processes

Wang, Le; Li, Xu; Li, Qiaoling; Lu, Duanfeng; Li, Bin; Zhu, Wnkui; Zhang, Mingjian; Zhang, Ke; Deng, Nan (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Nowadays most studies of drying processes dynamics are established on empirical models without clear physical meanings, which could not predict the drying characteristic on different dryers. In order to describe the ...
Trade-off between operating time and energy consumption in pulsed electric field electrodialysis: A comprehensive simulation study

Martí Calatayud, Manuel César; Sancho-Cirer Poczatek, Mario; Pérez-Herranz, Valentín (MDPI AG, 2021-01)

[EN] Electrodialysis (ED) has been recently introduced in a variety of processes where the recovery of valuable resources is needed; thus, enabling sustainable production routes for a circular economy. However, new ...