Galindo, José; Serrano Cruz, José Ramón; Piqueras, P.; García Afonso, Óscar(Elsevier, 2012-07)
Heat transfer in wall-flow monoliths has gained in interest because of the widespread adoption of these systems by automotive industry to fulfil soot emission regulations and the importance of heat exchange on the regeneration ...
Guzmán Mendoza, María Gabriela(Universitat Politècnica de València, 2024-03-07)
[ES] Los combustibles bajos en carbono (LCF) se evalúan como un sustituto adecuado de los combustibles pesados fósiles actuales para un motor de combustión interna de encendido por compresión (CI ICE) en términos de ...
[EN] Over recent decades, direct injection diesel engines have become the propulsion systems most commonly used in automotive vehicles in Europe. Their leading position in the European market is due to improvements in ...
Benajes Calvo, Jesus Vicente; García Oliver, José María; Novella Rosa, Ricardo; KOLODZIEJ, CHRISTOPHER PAUL(Elsevier, 2012-04)
A clean premixed Diesel combustion strategy, called low temperature combustion (LTC), was able to achieve very low nitrogen oxide emissions (<35 ppm) through use of exhaust gas recirculation (12.1% inlet oxygen), and reduced ...
Luján, José M.; Climent, H.; Ruiz-Rosales, Santiago; Moratal, Ausias(SAGE Publications, 2019-10)
[EN] The effect of low ambient temperature on diesel raw pollutant emissions is analysed in two different driving cycles: NEDC and WLTC. The study is focused on hydrocarbons, carbon monoxide, nitrogen oxides and fuel ...
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 ...
Royo Bono, María(Universitat Politècnica de València, 2020-05-26)
[EN] The design of a marine propulsion system for naval application is challenging,
since the high-performance requirements to accomplish a certain mission,
usually do not agree with an efficient operation. For this ...
Olmeda Ramiro, Iván(Universitat Politècnica de València, 2018-10-25)
[ES] Actualmente, la inquietud por parte de las empresas punteras en automoción por las cada vez más estrictas normativas de emisiones y los nuevos ciclos de homologación de motores hace que el estudio en profundidad de ...
Calderón García, Alberto(Universitat Politècnica de València, 2020-10-20)
[ES] Los sistemas de postratamiento de los motores Diesel son cada vez más complejos como consecuencia de los bajos niveles de emisiones permitidos. Una de las emisiones más criticas son los NOx. El sistema con mayor ...
[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 ...
Rodríguez Vilches, Rubén(Universitat Politècnica de València, 2019-09-11)
[ES] Las normativas mundiales de emisiones son cada vez más estrictas para todos los vehículos utilizados en aplicaciones de transporte terrestre. Con la entrada en vigor de la normativa europea Euro6d-Temp y Euro 6c se ...
Desantes Fernández, José Mª; Luján, José M.; Plá Moreno, Benjamín; Soler Muniesa, José Antonio(SAGE Publications (UK and US), 2013)
In this paper, an experimental study of the combination of low-pressure and high-pressure exhaust gas recirculation
architectures has been carried out. In the first part of the paper, the effects of both high-pressure and ...
[EN] the current work a computational study to evaluate the effect of the DPF downsizing on filtration efficiency is performed. The DPF is conventionally placed downstream of the turbine. However, its placement upstream ...
[EN] The present paper studies the optimal heat release law in a Diesel engine to maximise the indicated efficiency subject to different constraints, namely: maximum cylinder pressure, maximum cylinder pressure derivative, ...
[EN] This experimental work evaluates the potential of 1-octanol, di-n-butyl ether and three intermediate blends as substitutes of the diesel fuel to be used in compression ignition engines. For this purpose, performance ...
In this paper, an experimental facility is implemented with the aim of improving the performance of internal combustion engines working at low ambient temperatures. Pollutant emissions and fuel consumption are one of the ...
Desantes, J.M.; Luján, José M.; Plá Moreno, Benjamín; Soler Muniesa, José Antonio(SAGE Publications, 2011)
[EN] The present work reports the effect of a nozzle placed upstream of the compressor of a high-speed direct-injection diesel engine. It has been observed that mounting a nozzle at the compressor inlet can lead to a shift ...
Torregrosa, A. J.; Broatch Jacobi, Jaime Alberto; García Martínez, Antonio; Mónico Muñoz, Luisa Fernanda(Elsevier, 2013-04)
Diesel engines are the most commonly used internal combustion engines nowadays, especially in European transportation. This
preference is due to their low consumption and acceptable driveability and comfort. However, the ...
Estepa Ruiz, Daniel(Universitat Politècnica de València, 2018-11-26)
En la actualidad, la industria del transporte es la encargada de satisfacer las necesidades logísticas del mundo. Los combustibles fósiles continúan siendo la principal fuente de energía de esta industria, y el motor Diésel, ...
[EN] This paper presents the 2nd part of a study on low temperature diffusive combustion in a small HSDI
(High Speed Direct Injection) engine with the objective of avoiding simultaneously NOX and soot formation,
aiming to ...