Serrano, J. R.; Arnau Martínez, Francisco José; Piqueras, P.; García Afonso, Óscar(Taylor & Francis, 2014-01-02)
[EN] Gas dynamic codes are computational tools applied to the analysis of air management in internal combustion engines. The governing equations in one-dimensional elements are approached assuming compressible unsteady ...
Pastor Soriano, José Vicente; García Oliver, José María; López, J. Javier; Micó Reche, Carlos(Elsevier, 2016-09-01)
Light Absorption and Scattering technique (LAS) has been applied for the measurement of fuel vapour distribution
in diesel-type sprays. This technique is usually limited to fuels with relatively high absorptivity,
which ...
Low viscosity engine oils (LVO) are considered one of the most interesting solutions for improving fuel economy in internal combustion engines (ICE). There are different studies involving LVO and ICE, but currently limited ...
Regarding the global warming due CO2 emissions, the crude oil depletion and its corresponding rising prices, OEMs are exploring different solutions to increase the internal combustion engine efficiency, among which, the ...
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 ...
Manin, J.; Bardi, M.; Pickett, L. M.; Payri Marín, Raúl(Elsevier, 2016-07)
Detailed imaging of n-dodecane and ethanol sprays injected in a constant-flow, high-pressure, high-temperature optically accessible chamber was per-formed. High-speed, diffused back-illuminated long-distance microscopy was ...
Font Cremades, Eduardo(Universitat Politècnica de València, 2013-06-14)
Desarrollar el prediseño de un motor cohete de dos etapas (booster ¿ sustainer) para llevar una carga útil de 40 kg a 350 km de altura mediante herramientas sencillas. La carga que se pretende subir puede ser cualquier ...
Llorens Picó, Antonio(Universitat Politècnica de València, 2020-12-30)
[ES] El presente trabajo abordar el estudio y diseño del sistema de climatización unas nuevas oficinas proyectadas en una planta industrial de Ibi. Éste incluye un análisis del emplazamiento de la obra, las características ...
This paper presents a numerical study analyzing the effect of pulsating flow in a variable geometry radial inflow turbine. The turbine behavior is analyzed under isentropic pulses, which are similar to those created by a ...
Torregrosa, A. J.; Galindo, José; Guardiola, Carlos; Varnier ., Olivier Nicolás(The Korean Society of Automotive Engineers, 2011-06)
This paper presents a methodology for diesel engine intake line analysis that combines specific element tests and modeling. The purpose of this methodology is to determine the impact of intake lines, or newly designed ...
Korri, Mohamed Amin(Universitat Politècnica de València, 2018-11-16)
[ES] El hidrógeno como combustible tiene numerosas características prometedoras que le dan futuro como alternativa a los hidrocarburos, que a su vez ven su consumo más restringido a través de numerosas regulaciones sobre ...
Salvador Rubio, Francisco Javier; Carreres Talens, Marcos; Jaramillo Císcar, David; Martínez López, Jorge(Elsevier, 2015-10)
A computational study focused on the inner nozzle flow and cavitation phenomena has been reported in this paper in order to investigate the two most common types of diesel injector nozzles at the present: microsac and valve ...
Salvador Rubio, Francisco Javier; Plazas Torres, Alejandro Hernán; Gimeno García, Jaime; Carreres Talens, Marcos(SAGE Publications (UK and US), 2014-01)
An experimental and computational study of an increasingly used third-generation common-rail injection system with a
piezo actuator has been carried out. A complete characterization of the different elements of the system, ...
Benajes Calvo, Jesus Vicente; López Sánchez, José Javier; Novella Rosa, Ricardo; Redón Lurbe, Pau(Elsevier, 2014-08)
Multiple researches have focused on reducing the NOx emissions and the greatest results have been achieved when lowering the combustion temperature by employing massive exhaust gas recirculation rates (LTC). Despite this ...
Salvador Rubio, Francisco Javier; Martínez López, Jorge; Romero Bauset, José Vicente; Roselló Ferragud, María Dolores(Elsevier, 2013-04)
Firstly, the code has been validated at real operating diesel engine conditions with experimental data in terms of mass flow, momentum flux and effective velocity, showing that the model is able to predict with a high level ...
Benajes Calvo, Jesus Vicente; Molina Alcaide, Santiago Alberto; García Martínez, Antonio; Monsalve Serrano, Javier; Durrett, Rusell(Elsevier, 2014-09-15)
New combustion concepts applied to Compression Ignition engines are focused on achieve low temperature combustion together with a lean mixture distribution by allowing extra time from the end of injection to the start of ...
Salvador Rubio, Francisco Javier; Ruiz Rosales, Santiago; Salavert Fernández, José Miguel; De La Morena Borja, Joaquín(SAGE Publications (UK and US), 2013-08)
A study of the injection process and spray behaviour was made for three different fuels. In particular, blends of rapeseed methyl ester and standard diesel fuel with 5% and 30% biodiesel were used for the current study, ...
Although high-pressure exhaust gas recirculation has been commonly used in turbocharged diesel engines for controlling
the NOx formation, recent advances in after-treatment and material technology make possible using a ...
Serrano Cruz, José Ramón; Arnau Martínez, Francisco José; Fajardo, Pablo; Reyes Belmonte, Miguel Ángel; Vidal, Fabrice(American Society of Mechanical Engineers (ASME), 2012-10)
In the present paper, an unsteady approach to determine the performance of a small radial inflow turbine working under cold pulsating flow is presented. It has been concluded that a reasonably good characterization of ...