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Listar por palabra clave "Compression ignition"

Mostrando ítems 1-10 de 10

A numerical investigation of the performance of oxymethylene ethers blended with fossil diesel to reduce soot emissions in compression ignition engines

García-Oliver, José M; Novella Rosa, Ricardo; Micó, Carlos; Khalid, Usama Bin (Elsevier, 2022-06-14)

[EN] The reduction of the carbon footprint of internal combustion engines and the pollutant emissions is mandatory for the survival of this technology. In this sense, e-fuels are considered as a potential pathway to achieve ...
An experimental study with renewable fuels using ECN Spray A and D nozzles

Pastor, José V.; García-Oliver, José M; Micó, Carlos; Garcia-Carrero, Alba Andreina (SAGE Publications, 2021)

[EN] The decarbonization process of the automotive industry and the road transport sector has raised the interest on the development of cleaner fuels. A proper characterization of their properties and behavior under different ...
Contribution to the simulation of new standard testing cycles by means of a 0D/1D tool

Artham, Sushma (Universitat Politècnica de València, 2023-12-26)

[ES] El objetivo principal de esta tesis es establecer una metodología para predecir el consumo de combustible y las emisiones de un motor de encendido por compresión en condiciones transitorias. Además, su objetivo es ...
Cycle by Cycle Trapped Mass Estimation for Diagnosis and Control

Guardiola, Carlos; Plá Moreno, Benjamín; Blanco-Rodriguez, David; Bares Moreno, Pau (SAE International, 2014-08)

The development of one cycle resolution control strategies and the research at HCCI engines demands an accurate estimation of the trapped mass. In contrast to current methods for determining the mass flow, which are only ...
Effect of a novel piston geometry on the combustion process of a light-duty compression ignition engine: An optical analysis

Pastor, José V.; García Martínez, Antonio; Mico Reche, Carlos; De Vargas Lewiski, Felipe; Vassallo, Alberto; Pesce, Francesco Concetto (Elsevier, 2021-04-15)

[EN] The development of new piston geometries has shown great potential to achieve the low levels of soot emissions required by regulation. Thus, the present paper aims to characterize the influence of a new piston design ...
Evaluation of the ducted fuel injection concept for medium duty engines and multi-hole nozzles: An optical analysis

Pastor, José V.; Micó, Carlos; De Vargas Lewiski, Felipe; Khalid, Usama Bin (Elsevier, 2024-12-15)

[EN] Ducted Fuel Injection (DFI) is a strategy still in development, which has proved to be effective in reducing soot emissions in compression ignition engines. It works by driving the spray, formed by a high-pressure ...
Influence of the radial-lip concept design to achieve ultra-low soot emission reductions: An optical analysis

Pastor, José V.; Micó, Carlos; De Vargas Lewiski, Felipe; Tejada, Francisco J.; Vassallo, Alberto; Pesce, Francesco C.; Belgiorno, Giacomo (Elsevier, 2023-08-01)

[EN] Nowadays, internal combustion engines must reduce pollutant emissions to achieve the upcoming strict regu-lations in the transport sector. In this context, new hardware designs have shown great potential to reduce ...
Numerical analysis of the combustion process of oxymethylene ethers as low-carbon fuels for compression ignition engines

García-Oliver, José M; Novella Rosa, Ricardo; Micó, Carlos; De Leon-Ceriani, Daiana (SAGE Publications, 2023-05)

[EN] Mitigation of the carbon footprint of internal combustion engines is mandatory to ensure a future for this technology. Within this scope, e-fuels are considered a potential solution to replace conventional fossil ...
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 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 ...