Search Results - "Payri, F."

A complete 0D thermodynamic predictive model for direct injection diesel engines by Payri, F., Olmeda, P., Martín, J., García, A.

“…► A model to predict pressure evolution in a diesel engine has been proposed. ► Specific sub-models for heat transfer, heat release, blow-by, fuel injection,…”
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Engine combustion network: Influence of the gas properties on the spray penetration and spreading angle by Payri, F., Payri, R., Bardi, M., Carreres, M.

“…Penetration and spreading angle comparison in SF6 and N2 atmospheres at ρamb=7.6kg/m3 in the same test rig. [Display omitted] •Three ECN nominal identical…”
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The influence of cavitation on the internal flow and the spray characteristics in diesel injection nozzles by Payri, F., Bermúdez, V., Payri, R., Salvador, F.J.

“…A study was carried out on the influence of cavitation on the internal flow and the macroscopic behaviour of the spray in Diesel injection nozzles. For this…”
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A Challenging Future for the IC Engine: New Technologies and the Control Role by Payri, F, Luján, JM, Guardiola, C, Pla, B

“…New regulations on pollutants and, specially, on CO2 emissions could restrict the use of the internal combustion engine in automotive applications. This paper…”
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A stochastic method for the energy management in hybrid electric vehicles by Payri, F., Guardiola, C., Pla, B., Blanco-Rodriguez, D.

“…There are many approaches addressing the problem of optimal energy management in hybrid electric vehicles; however, most of them optimise the control strategy…”
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A contribution to the understanding of cavitation effects in Diesel injector nozzles through a combined experimental and computational investigation by Payri, F., Payri, R., Salvador, F.J., Martínez-López, J.

“…► A code for modelling cavitation has been validated against experimental data. ► The validation covers mass flow, momentum flux, velocity and flow…”
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Influence of measurement errors and estimated parameters on combustion diagnosis by Payri, F., Molina, S., Martín, J., Armas, O.

“…Thermodynamic diagnosis models are valuable tools for the study of Diesel combustion. Inputs required by such models comprise measured mean and instantaneous…”
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A physically based methodology to extrapolate performance maps of radial turbines by Payri, F., Serrano, J.R., Fajardo, P., Reyes-Belmonte, M.A., Gozalbo-Belles, R.

“…► Physical based methodology to extrapolate radial turbine efficiency measured data. ► Equation relating efficiency versus blade to speed ratio ( υ) have been…”
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Digital signal processing of in-cylinder pressure for combustion diagnosis of internal combustion engines by Payri, F., Luján, J.M., Martín, J., Abbad, A.

“…In-cylinder pressure analysis is a key tool for engine research and diagnosis; however, it normally requires to process the experimental signal for providing…”
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Experimental–theoretical methodology for determination of inertial pressure drop distribution and pore structure properties in wall-flow diesel particulate filters (DPFs) by Payri, F., Broatch, A., Serrano, J.R., Piqueras, P.

“…Wall-flow particulate filters have been placed as a standard technology for Diesel engines because of the increasing restrictions to soot emissions. The…”
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Adaptive determination of cut-off frequencies for filtering the in-cylinder pressure in diesel engines combustion analysis by Payri, F., Olmeda, P., Guardiola, C., Martín, J.

“…In-cylinder pressure analysis is a key tool for engine research and diagnosis and it has been object of study from the beginning of the internal combustion…”
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CFD modeling of the in-cylinder flow in direct-injection Diesel engines by Payri, F., Benajes, J., Margot, X., Gil, A.

“…Three-dimensional flow calculations of the intake and compression stroke of a four-valve direct-injection Diesel engine have been carried out with different…”
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Investigation of Diesel combustion using multiple injection strategies for idling after cold start of passenger-car engines by Payri, F., Broatch, A., Salavert, J.M., Martín, J.

“…A comprehensive investigation was carried out in order to better understand the combustion behaviour in a low compression ratio DI Diesel engine when multiple…”
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Assessment of diesel combustion noise overall level in transient operation by Payri, F., Torregrosa, A. J., Broatch, A., Monelletta, L.

“…Combustion noise in passenger cars powered with direct injection (DI) diesel engines is frequently the main reason why end-users are reluctant to drive this…”
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Acoustic response of fibrous absorbent materials to impulsive transient excitations by Payri, F., Broatch, A., Salavert, J.M., Moreno, D.

“…The parameters used to characterize the acoustic behaviour of fibrous absorbent materials are usually the complex characteristic impedance and the complex…”
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Performance Analysis of a Turbocharged Heavy Duty Diesel Engine with a Pre-turbo Diesel Particulate Filter Configuration by Payri, F., Serrano, J.R., Piqueras, P., García-Afonso, O.

“…The use of particulate filters (DPF) has become in recent years the state of the art technology for the reduction of soot aerosol emissions for light, medium…”
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Modified impulse method for the measurement of the frequency response of acoustic filters to weakly nonlinear transient excitations by Payri, F, Desantes, JM, Broatch, A

“…In this paper, a modified impulse method is proposed which allows the determination of the influence of the excitation characteristics on acoustic filter…”
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Combustion and Exhaust Emissions in a Heavy-Duty Diesel Engine with Increased Premixed Combustion Phase by Means of Injection Retarding by Payri, F., Benajes, J., Arrègle, J., Riesco, J. M.

“…An experimental study has been conducted in a HD diesel engine operating at light load with standard injection and combustion systems, retarding the start of…”
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Analysis of numerical methods to solve one-dimensional fluid-dynamic governing equations under impulsive flow in tapered ducts by Payri, F., Galindo, J., Serrano, J.R., Arnau, F.J.

“…A comparative study of different schemes to solve one-dimensional (1-D) gas flow equations in tapered pipes was conducted in this paper. The total variation…”
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Modelling of supercharger turbines in internal-combustion engines by Payri, F., Benajes, J., Reyes, M.

“…A new physical model to calculate the fluid-dynamic behaviour and energy conversion in turbocharger turbines for internal-combustion (I.C.) engines is…”
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