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Listar por autor "Pastor Soriano, José Vicente"

Mostrando ítems 61-80 de 84

Influence of spray-glow plug configuration on cold start combustion for high-speed direct injection diesel engines

Pastor Soriano, José Vicente; Bermúdez, Vicente; García Oliver, José María; Ramírez Hernández, José Gustavo (Elsevier, 2011-09)

Glow plugs are currently the most employed solution to promote ignition in light-duty diesel engines during low temperature cold start. Improved knowledge about the mechanisms that control ignition and flame development ...
Laser induced plasma methodology for ignition control in direct injection sprays

Pastor Soriano, José Vicente; García Oliver, José María; García Martínez, Antonio; Pinotti, Mattia (Elsevier, 2016-07-15)

New combustion modes for internal combustion engines represent one of the main fields of investigation for emissions control in transportation Industry. However, the implementation of lean fuel mixture condition and low ...
Measurements of OH* and CH* Chemiluminescence in Premixed Flames in a Constant Volume Combustion Bomb under Autoignition Conditions

Tinaut Fluixa, Francisco Vicente; Reyes, M.; Giménez, B.; Pastor Soriano, José Vicente (American Chemical Society, 2011)

The objectives of this paper are as follows: (1) To study parametrically OH* and CH* chemiluminescence trace evolution as a function of the initial pressure, temperature, and equivalence ratio of premixed flames of n-heptane, ...
Measuring turbocharger compressor inlet backflow through particle image velocimetry

Torregrosa, A. J.; Broatch, A.; Pastor, José V.; GARCIA TISCAR, JORGE; Sharma, Raj K.; Cheung, R. (Elsevier, 2018-12)

[EN] An experimental measurement campaign is presented where particle image velocimetry (PIV) was used in an effort to characterize the velocity field in a turbocharger compressor when unstable operating conditions lead ...
Mejora del proceso productivo de moldeo por inyección del inserto de un alerón de automóvil

Sanz Torromé, Alberto (Universitat Politècnica de València, 2019-05-20)

[ES] En el presente trabajo de final de grado se aborada la mejora de un proceso productivo en el área de inyección dentro de una empresa que desarrolla su actividad en el sector de la automoción. Concretamente se estudiará ...
Mejora y revisión de los procesos de ¿bypass¿, ¿backup¿ y ¿quick changeover¿ en la línea de montaje de motores de Ford

Ramírez Conca, Adrián (Universitat Politècnica de València, 2017-09-28)

[ES] El presente proyecto analiza los procesos de Bypass, Backup y Quick Changeover (BBQ) en la línea de montaje de motores de Ford en Valencia. Estos procesos son una herramienta para continuar la producción en caso de ...
Methodology for Optical Engine Characterization by Means of the Combination of Experimental and Modeling Techniques

Pastor, José V.; Olmeda, P.; Martín, J.; De Vargas Lewiski, Felipe (MDPI AG, 2018)

[EN] Optical engines allow for the direct visualization of the phenomena taking place in the combustion chamber and the application of optical techniques for combustion analysis, which makes them invaluable tools for the ...
Mixture formation and combustion process analysis of an innovative diesel piston bowl design through the synergetic application of numerical and optical techniques

Millo, F.; Piano, A.; Roggio, S.; Pastor, José V.; Micó, Carlos; De Vargas Lewiski, Felipe; Pesce, F.C.; Vassallo, A.; Bianco, A. (Elsevier, 2022-02-01)

[EN] The optimization of diesel engine piston bowl geometries has a crucial role in improving the near-wall flame evolution for better air/fuel mixing and soot reduction. With these aims, an innovative piston bowl for a ...
One-dimensional diesel spray modeling of multicomponent fuels

Pastor Soriano, José Vicente; García Oliver, José María; Pastor Enguídanos, José Manuel; Vera-Tudela Fajardo, Walter Martin (Begell House: Engineering Titles, 2015)

[EN] The present work reports a one-dimensional model to predict the liquid length and spray penetration of diesel sprays when using blends of single-component fuels. A high-pressure liquid-vapour equilibrium has been ...
Potential and Limitations of Dual Fuel Operation of High Speed Large Engines

Redtenbacher, Christoph; Kiesling, Constantin; Malin, Maximilian; Wimmer, Andreas; Pastor, José V.; Pinotti, Mattia (ASME International, 2018-03)

[EN] The aim of this paper is to identify and investigate the potential and limitations of diesel-gas combustion concepts for high speed large engines operated in gas mode with very small amounts of pilot fuel (<5% diesel ...
Procesos y tecnología de máquinas y motores térmicos

Arregle, Jean Joseph Pierre; Galindo Lucas, José; Pastor Soriano, José Vicente; Serrano Cruz, José Ramón; Broatch Jacobi, Jaime Alberto; Lujan Martinez, José Manuel; Payri Marín, Raúl; Torregrosa Huguet, Antonio José (Editorial Universitat Politècnica de València, 2020-09-30)

El presente libro está dividido en cinco bloques donde se analizan los procesos y la tecnología de construcción de los principales motores y máquinas térmicas utilizadas en la actualidad. En el primer bloque se realiza una ...
Puesta a punto de un sistema de medida de concentración de vapor de combustible en sprays mediante extinción de luz

López Manzanares Sánchez Crespo, Jesús (Universitat Politècnica de València, 2019-11-29)

[ES] El objetivo que se plantea en el presente trabajo de final de grado es el desarrollo y la validación de una técnica que nos permita medir la concentración de combustible en un chorro de inyección directa de diesel, ...
Redesign and characterization of a single-cylinder optical research engine to allow full optical access and fast cleaning during combustion studies

Benajes, Jesús; Pastor, José V.; García Martínez, Antonio; Monsalve-Serrano, Javier (Springer-Verlag, 2018)

[EN] This work describes the update of an optical engine design with the aim of increasing its capabilities when used for combustion studies. The criteria followed to perform the optical engine redesign were: maximize the ...
Schlieren Methodology for the Analysis of Transient Diesel Flame Evolution

Pastor Soriano, José Vicente; Payri, Raul; García Oliver, José María; Briceño Sánchez, Francisco Javier (SAE International, 2013-09)

[EN] Schlieren/shadowgraphy has been adopted in the combustion research as a standard technique for tip penetration analysis of sprays under diesel-like engine conditions. When dealing with schlieren images of reacting ...
Simultaneous high-speed spectroscopy and 2-color pyrometry analysis in an optical compression ignition engine fueled with OME X -diesel blends

Pastor, José V.; García Martínez, Antonio; Micó, Carlos; De Vargas Lewiski, Felipe (Elsevier, 2021-08)

[EN] E-fuels are a very attractive way for improving the well-to-wheel emissions of CO 2 in internal combustion engines. In the particular case of compression ignition engines, the Oxymethylene dimethyl ether (OME X ), an ...
Soot Quantification of Single-Hole Diesel Sprays by Means of Extinction Imaging

Pastor Soriano, José Vicente; García Oliver, José María; Novella Rosa, Ricardo; Xuan, Tiemin (SAE International, 2015-06)

A radiation-based 2-color method (2C) and light extinction imaging (LEI) have been performed simultaneously to obtain twodimensional soot distribution information within a diesel spray flame. All the measurements were ...
Soot reduction for cleaner Compression Ignition Engines through innovative bowl templates

Pastor, José V.; García Martínez, Antonio; Mico Reche, Carlos; De Vargas Lewiski, Felipe (SAGE Publications, 2021-08)

[EN] Considering the need of pollutant emissions reduction and the high cost of the after-treatment systems, in-cylinder solutions for pollutant reduction are becoming more and more relevant. Among different proposals, new ...
Soot temperature characterization of spray a flames by combined extinction and radiation methodology

Xuan, Tiemin; Desantes J.M.; Pastor, José V.; García-Oliver, José M (Elsevier, 2019-06)

[EN] Even though different optical techniques have been applied on 'Spray A' in-flame soot quantification within Engine Combustion Network in recent years, little information can be found for soot temperature measurement. ...
Structural Study of the Diffusive Flame of Conventional and Synthetic Fuels by Analysis of the Radiation Emitted during the Combustion Process

Tejada Magraner, Francisco José (Universitat Politècnica de València, 2021-10-19)

[ES] La situación social y medioambiental hace que la legislación que regula la emisión de contaminantes sea cada vez más restrictiva, sobre todo en el campo de la automoción, lo que obliga a investigar alternativas al ...
Study of Basic Oxidation and Combustion Characteristics of Aluminum Nanoparticles under Enginelike Conditions

Mandilas, C.; Karagiannakis, G.; Konstandopoulos, A.; Beatrice, C.; Lazzaro, M.; Di Blasio, G.; Molina, Santiago; Pastor Soriano, José Vicente; Gil Megías, Antonio (American Chemical Society, 2014-05)

[EN] The prominent aim of this investigation was the examination of the in-principle easibility of aluminum combustion under internal combustion engine (ICE)-like conditions. This study was performed in the framework of ...