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Listar por autor "Pastor Enguídanos, José Manuel"

Mostrando ítems 1-20 de 62

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A comparison of diesel sprays CFD modeling approaches: DDM versus Sigma-Y Eulerian atomization model

Desantes Fernández, José Mª; García Oliver, José María; Pastor Enguídanos, José Manuel; Pandal-Blanco, Adrián (Begell House, 2016)

[EN] A comparison between the Σ-Y atomization model and a classical DDM approach has been carried out for diesel spray CFD simulations. The Σ-Y model, originally proposed by Vallet and Borghi (1999), is based on an Eulerian ...
A computational analysis of local flow for reacting Diesel sprays by means of an Eulerian CFD model

Pandal-Blanco, Adrián; García-Oliver, José M; Novella Rosa, Ricardo; Pastor Enguídanos, José Manuel (Elsevier, 2018)

[EN] An implementation and validation of the coupled Sigma-gamma ADF model is presented in this work for reacting Diesel spray CFD simulations under a RANS turbulence modeling approach. An Approximated Diffusion Flamelet ...
A computational analysis of the impact of bore-to-stroke ratio on emissions and efficiency of a HSDI engine

Benajes, Jesús; Novella Rosa, Ricardo; Pastor Enguídanos, José Manuel; Hernández-López, A.; Duverger, T. (Elsevier, 2017-11-01)

[EN] Research on combustion systems for Internal Combustion Engines (ICE) is guided by the necessity of improving engine efficiency while achieving the pollutant regulations. In this framework, this study identifies and ...
A consistent, scalable model for Eulerian spray modeling

Pandal-Blanco, Adrián; Pastor Enguídanos, José Manuel; García Oliver, José María; Baldwin, E.; Schmidt, D.P. (Elsevier, 2016-07)

Despite great practical interest in how sprays emanate from fuel injectors, the near-nozzle region has remained a challenge for spray modelers. Recently, Eulerian models have shown promise in capturing the fast gas-liquid ...
A two-equation soot-in-flamelet modeling approach applied under Spray A conditions

Pachano, Leonardo; Xu, Chao; García-Oliver, José M; Pastor Enguídanos, José Manuel; Novella Rosa, Ricardo; Kundu, Prithwish (Elsevier, 2021-09)

[EN] Soot production (including formation and oxidation) is studied in the transient, high-pressure and turbulent n -dodecane Spray A flames from the Engine Combustion Network (ECN) using computational fluid dynamics (CFD) ...
Analysis of local extinction of a n-heptane spray flame using large-eddy simulation with tabulated chemistry

Benajes, Jesús; García-Oliver, José M; Pastor Enguídanos, José Manuel; Olmeda-Ramiro, Iván; Both, A.; Mira, D. (Elsevier, 2022-01)

[EN] This work is focused on the study of flame stabilization and local extinction of a spray flame in an atmospheric non-swirled test rig referred to as the CORIA Rouen Spray Burner. This burner shows a double reaction ...
Análisis del flujo no reactivo e inyección líquida de combustible en cámaras de combustión mediante Mecánica de Fluidos Computacional

Olmeda Ramiro, Iván (Universitat Politècnica de València, 2020-12-19)

[ES] El estudio sobre los sistemas de combustión y la inyección de combustibles líquidos es un tema fundamental para el diseño de novedosos sistemas de propulsión, entre los que se encuentra el concepto Lean Direct Injection ...
Aplicación del Cálculo Ced para el Estudio de Chorros Diesel en un Motor de 2t con Accesos Ópticos

Sendra Chuliá, José Francisco (2022-06-22)

[ES] El objeto principal de este proyecto es el estudio de la fenomenología de la inyección de un combustible Diesel en un Motor Maqueta con accesos Ópticos creado con el objetivo de poder investigar la evolución del spray ...
Aplicación del cálculo CFD de chorros gaseosos para la predicción del comportamiento de los chorros diésel de inyección directa

Carmona Belda, Rafael (Universitat Politècnica de València, 2014-04-10)

Proyecto confidencial (Riunet)
Aplicación del modelado multidimensional para el estudio del arranque en frío en motores hsdi

Gamón Sanz, Alejandro (Universitat Politècnica de València, 2013-11-21)

Consulta en la Biblioteca ETSI Industriales (8108)
Aplicación y validación de un modelo euleriano-lagrangiano para el cálculo CFD de chorros diesel

Redón Moreno, Raul (Universitat Politècnica de València, 2014-09-23)

Consulta en la Biblioteca ETSI Industriales (Riunet)
Assessment of Detailed Combustion and Soot Models for High-Fidelity Aero-Engine Simulations

Olmeda Ramiro, Iván (Universitat Politècnica de València, 2024-01-18)

[ES] En los últimos años, el interés por el desarrollo de motores de aviación limpios y eficientes se ha incrementado debido al impacto perjudicial sobre la salud y el medio ambiente ocasionado por los sistemas de combustión ...
Assessment of the mixing-limited hypothesis with first-principles simulation results

Schmidt, David P.; Arienti, Marco; García-Oliver, José M; Pastor Enguídanos, José Manuel (American Institute of Physics, 2022-12)

[EN] Starting with two well-tested, one-dimensional models of non-evaporating, mixing-limited sprays, governing equations for liquid mass and two-phase momentum for each model can be manipulated to reveal the formal ...
Calibración de un modelo DDM para la simulaciónCDF de spray diesel haciendo uso del software Openfoam

García Ayala, Ignacio (Universitat Politècnica de València, 2014-09-22)

Consulta en la Biblioteca ETSI Industriales (Riunet)
Combustion modeling in a pressurized gas turbine burner using Large-Eddy Simulations

García-Oliver, José M; Pastor Enguídanos, José Manuel; Olmeda-Ramiro, Iván; Both, A.; Mira, D. (2022-07-01)
Computational and Experimental Investigation of Interfacial Area in Near-Field Diesel Spray Simulation

Pandal, A.; Pastor Enguídanos, José Manuel; Payri, Raul; Kastengren, Alan; Duke, Daniel J.; Matusik, Katarzyna E; GIRALDO-VALDERRAMA, JHOAN SEBASTIAN; Powell, Christopher F.; Schmidt, D. (SAE International, 2017)

[EN] The dense spray region in the near-field of diesel fuel injection remains an enigma. This region is difficult to interrogate with light in the visible range and difficult to model due to the rapid interaction between ...
Computational optimization of a combustion system for a stoichiometric DME fueled compression ignition engine

Benajes, Jesús; Novella Rosa, Ricardo; Pastor Enguídanos, José Manuel; Hernández-López, Alberto; Kokjohn, Sage L. (Elsevier, 2018)

[EN] An optimization methodology based on a genetic algorithm coupled with the KIVA computational fluid dynamics (CFD) code is applied to the design of a combustion system of a heavy-duty diesel engine fueled with dimethyl ...
Computational optimization of the combustion system of a heavy duty direct injection diesel engine operating with dimethyl-ether

Benajes, Jesús; Novella Rosa, Ricardo; Pastor Enguídanos, José Manuel; Hernández-López, Alberto; Kokjohn, Sage L. (Elsevier, 2018)

[EN] A genetic algorithm optimization methodology is applied to the design of the combustion system of a heavy-duty diesel engine fueled with dimethyl ether (DME). The optimization includes the key combustion system related ...
Computational study of ECN Spray A and Spray D combustion at different ambient temperature conditions

García-Oliver, José M; Novella Rosa, Ricardo; Pastor Enguídanos, José Manuel; Pachano-Prieto, Leonardo Manuel (Elsevier, 2020-12)

[EN] The combustion process of the Engine Combustion Network (ECN) Spray A and Spray D is studied over a wide range of ambient temperatures from 750 K to 900 K. With nominal diameters of 89.4 ¿m for the Spray A and 190.3 ...
Computational study on the influence of nozzle eccentricity in spray formation by means of Eulerian Sigma-Y coupled simulations in diesel injection nozzles

Salvador, Francisco Javier; Pastor Enguídanos, José Manuel; De La Morena, Joaquín; Martínez-Miracle-Muñoz, Enrique Carlos (Elsevier, 2020-08)

[EN] The present work analyses the effect of the eccentricity of diesel nozzle orifices over the spray behaviour by means of CFD simulations. Several orifice geometries with varying horizontal eccentricity (from 0.50 to ...