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Browsing by Author "Gómez Soriano, Josep"

Now showing items 1-20 of 20

Análisis del concepto de combustión de PPC utilizando un combustible de baja reactividad en un novedoso motor de 2 tiempos para automoción

Gómez Soriano, Josep (Universitat Politècnica de València, 2015-07-08)

En un marco global de creciente preocupación por la salud y el medio ambiente, el sector de la automoción se ha visto afectado por el endurecimiento de las normativas anticontaminación. Este hecho ha llevado a la comunidad ...
Análisis mediante modelado CFD de los fenómenos básicos involucrados en el proceso de combustión de un motor de encendido provocado equipado con un sistema de encendido por precámara

Domizi, Mirco (Universitat Politècnica de València, 2021-02-04)

[ES] El presente estudio se desarrolla en la marco de la combustión en motores de gasolina y se centra en el análisis del concepto de encendido por precámara. El proyecto trata del estudio numérico del proceso combustión ...
Combustion noise analysis of partially premixed combustion concept using gasoline fuel in a 2-stroke engine

Broatch Jacobi, Jaime Alberto; Margot , Xandra; Novella Rosa, Ricardo; Gómez-Soriano, Josep (Elsevier, 2016-07-15)

In the last decade, different advanced combustion concepts based on generating totally or partially premixed conditions have been investigated in CI (compression ignition) engines with the aim of achieving lower NOx ...
Computational assessment of combustion noise of automotive compression-ignited engines

Gómez Soriano, Josep (Editorial Universitat Politècnica de València, 2018-11-16)

Las crecientes exigencias de la industria están cambiando la forma en que entendemos la sociedad y el entorno en el que vivimos. Frente a la necesidad de un comercio rápido y globalizado, están emergiendo varios problemas ...
Computational Methodology for Knocking Combustion Analysis in Compression-Ignited Advanced Concepts

Serrano, J.R.; Novella Rosa, Ricardo; Gómez-Soriano, Josep; Martínez-Hernándiz, Pablo José (MDPI AG, 2018-10)

[EN] In the present work, a numerical methodology based on three-dimensional (3D) computational fluid dynamics (CFD) was developed to predict knock in a 2-Stroke engine operating with gasoline Partially Premixed Combustion ...
Desarrollo de una metodología de diseño del sistema de encendido por pre-cámara en motores de encendido provocado para automoción

Fortea Marzo, Rosa Marina (Universitat Politècnica de València, 2020-12-17)

[ES] Hoy en día, los efectos negativos del calentamiento global generan una gran preocupación sobre las emisiones de los gases de efecto invernadero y sus consecuencias. Debido al consumo de combustibles fósiles en el ...
Development of a Virtual CFR Engine Model for Knocking Combustion Analysis

Pal, Pinaki; Kolodziej, Christopher; Choi, Seungmok; Som, Sibendu; Broatch, A.; Gómez-Soriano, Josep; Wu, Yunchao; Lu, Tianfeng; See, Yee Chee (SAE International, 2018)

[EN] Knock is a major bottleneck to achieving higher thermal efficiency in spark-ignited (SI) engines. The overall tendency to knock is highly dependent on fuel anti-knock quality as well as engine operating conditions. ...
Evaluation of the passive pre-chamber ignition concept for future high compression ratio turbocharged spark-ignition engines

Benajes, Jesús; Novella Rosa, Ricardo; Gómez-Soriano, Josep; Martínez-Hernándiz, Pablo José; Libert, C.; Dabiri, M. (Elsevier, 2019-08-15)

[EN] The pre-chamber ignition concept is an attractive strategy to enable the operation of spark-ignition engines in lean or diluted conditions keeping a suitable combustion process. According to the results the benefits ...
Experimental analysis of cyclical dispersion in compression-ignited versus spark-ignited engines and its significance for combustion noise numerical modeling

Broatch, A.; López, J. Javier; Garcia Tiscar, Jorge; Gómez-Soriano, Josep (ASME International, 2018-10)

[EN] As noise pollution remains one of the biggest hurdles posed by thermal engines, increasing efforts are made to alleviate the generation of combustion noise from the early design stage of the chamber. Since the complexity ...
Impact of gasoline and Diesel blends on combustion noise and pollutant emissions in Premixed Charge Compression Ignition engines

Torregrosa, A. J.; Broatch, A.; Novella Rosa, Ricardo; Gómez-Soriano, Josep; Monico Muñoz, Luisa Fernanda (Elsevier, 2017-10-15)

[EN] Research efforts in the automotive sector focus on developing new combustion concepts for mitigating the emissions of nitrous oxides and soot of conventional Diesel combustion. One of the most promising concept is the ...
Impact of the injector design on the combustion noise of gasoline partially premixed combustion in a 2-stroke engine

Broatch, A.; Margot, Xandra; Novella Rosa, Ricardo; Gómez-Soriano, Josep (Elsevier, 2017-06-05)

[EN] In this paper, a numerical Computational Fluid Dynamics (CFD) study is carried out with the purpose of understanding how the injector design may impact on the in-cylinder processes, which cause noise emission. This ...
Improving the specific instrumental transversal skill of Aerospace Engineers through a lab experience

Novella Rosa, Ricardo; García-Tíscar, Jorge; Micó Reche, Carlos; Gomez-Soriano, Josep (Editorial Universitat Politècnica de València, 2021-02-08)

[EN] This paper proposes an educational methodology for the development of the specific instrumental soft skill in Aerospace Engineering degree students. This methodology uses an autonomous and active learning approach to ...
Modal decomposition of the unsteady flow field in compression-ignited combustion chambers

Torregrosa, A. J.; Broatch, A.; Garcia Tiscar, Jorge; Gómez-Soriano, Josep (Elsevier, 2018-02)

[EN] In this paper, the unsteady behaviour of a compression-ignited (CI) engine combustion chamber is studied by analysing the results of a Computational Fluid Dynamics (CFD) model through the application of different flow ...
Numerical approach for assessing combustion noise in compression-ignited Diesel engines

Torregrosa, A. J.; Broatch, A.; Gil, A.; Gómez-Soriano, Josep (Elsevier, 2018-06)

[EN] Diesel combustion noise has become a crucial aspect for the engine manufacturers due to its impact on human health and influence on the customer purchasing decision. The interaction of the pressure waves after mixture ...
Numerical Methodology for Optimization of Compression-Ignited Engines Considering Combustion Noise Control

Broatch, A.; Novella Rosa, Ricardo; Gómez-Soriano, Josep; Pinaki, Pal; Som, Sibendu (SAE International, 2018-04-03)

[EN] It is challenging to develop highly efficient and clean engines while meeting user expectations in terms of performance, comfort and drivability. One of the critical aspects in this regard is combustion noise control. ...
Numerical simulations for evaluating the impact of advanced insulation coatings on H2 additivated gasoline lean combustion in a turbocharged

Broatch, A.; Olmeda, P.; Margot, Xandra; Gómez-Soriano, Josep (Elsevier, 2019)

[EN] This paper presents a numerical methodology based on Computational Fluid Dynamics (CFD) simulations to understand the physics of heat losses through the cylinder walls coated with different materials, taking into ...
On the shift of acoustic characteristics of compression-ignited engines when operating with gasoline partially premixed combustion

Broatch, A.; Novella Rosa, Ricardo; GARCIA TISCAR, JORGE; Gómez-Soriano, Josep (Elsevier, 2019-01-05)

[EN] As the focus of research and development is put into innovative combustion concepts with the goal of reducing harmful chemical pollutants while keeping or even improving the efficiency of conventional Diesel combustion, ...
Potential of dual spray injectors for optimising the noise emission of gasoline partially premixed combustion in a 2-stroke HSDI CI engine

Broatch, A.; Novella Rosa, Ricardo; Garcia Tiscar, Jorge; Gómez-Soriano, Josep (Elsevier, 2018-04)

[EN] This paper evaluates the potential advantages of introducing a new injector concept with a dual set of orifices in a 2-stroke engine operating with gasoline partially premixed combustion (PPC gasoline), specially in ...
Study of the influence of emission control strategies on the soot content and fuel dilution in engine oil

Tormos, B.; Novella Rosa, Ricardo; Gómez-Soriano, Josep; García-Barberá, Antonio; Tsuji, Naohide; Uehara, Isshoh; Alonso, Marcos (Elsevier, 2019-08)

[EN] The engine oil contamination by both particulate matter (PM) and fuel is becoming an important problem since strategies to control pollutant emissions in internal combustion engines (ICE) significantly increase their ...
Understanding the unsteady pressure field inside combustion chambers of compression-ignited engines using a computational fluid dynamics approach

Torregrosa, A. J.; Broatch, A.; Margot, Xandra; Gómez-Soriano, Josep (SAGE Publications, 2018-10-09)

[EN] In this article, a numerical methodology for assessing combustion noise in compression ignition engines is described with the specific purpose of analysing the unsteady pressure field inside the combustion chamber. ...