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Browsing by Author "García Tíscar, Jorge"

Now showing items 1-20 of 38

Acoustic and pressure characteristics of a ported shroud turbocompressor operating at near surge conditions

Sharma, Sidharath; Broatch, A.; GARCIA TISCAR, JORGE; Nickson, Ambrose K.; Allport, John M. (Elsevier, 2019-05)

[EN] The operation of compressor at lower mass flow rates is limited by surge which is marked by large fluctuations in operational variables and accompanied by significant increase in noise. Ported shroud casing treatment ...
Acoustic characterisation of a small high-speed centrifugal compressor with casing treatment: an experimental study

Sharma, Sidharath; Broatch, A.; GARCIA TISCAR, JORGE; Allport, John M.; Nickson, Ambrose K. (Elsevier, 2019-12)

[EN] With the advancements in manufacturing, materials and computational methods, turbomachinery designs have become more efficient providing higher specific power and reliability with lower weight and cost. The rotational ...
Acoustic characteristics of a ported shroud turbocompressor operating at design conditions

Sharma, Sidharath; Broatch, A.; GARCIA TISCAR, JORGE; Allport, John M.; Nickson, Ambrose K. (SAGE Publications, 2020-10)

[EN] In this article, the acoustic characterisation of a turbocharger compressor with ported shroud design is carried out through the numerical simulation of the system operating under design conditions of maximum isentropic ...
Acoustic characterization of automotive turbocompressors

Torregrosa, A. J.; Broatch Jacobi, Jaime Alberto; Navarro García, Roberto; García Tíscar, Jorge (SAGE Publications (UK and US), 2015-01)

The performance of different experimental techniques proposed in the literature for acoustic characterization was assessed through the study of the noise generated by the compressor of an automotive turbocharger under ...
Aerothermal characterization of a surface oil heat exchanger for new generation turbofans under realistic flow conditions

Felgueroso Rodríguez, Andrés (Universitat Politècnica de València, 2021-10-21)

[ES] En los motores turbofán de última generación, una nueva forma de reducir la temperatura del aceite utilizado para lubricar y refrigerar distintos componentes es crucial. El reto se vuelve más necesario y complicado ...
Analysis of combustion acoustic phenomena in compression-ignition engines using large eddy simulation

Broatch, A.; Novella Rosa, Ricardo; GARCIA TISCAR, JORGE; Gómez-Soriano, Josep; Pal, P. (American Institute of Physics, 2020-08-01)

[EN] As computational capabilities continue to grow, exploring the limits of computational fluid dynamics to capture complex and elusive phenomena, which are otherwise difficult to study by experimental techniques, is one ...
Analysis of different acoustic models applied to a UAV propeller

Gómez-Fabra Frasquet, Santiago (Universitat Politècnica de València, 2021-07-23)

[ES] Se pretende comparar y analizar diferentes modelos acústicos aplicados sobre la hélice de un UAV mediante el uso del software ANSYS, como los de Ffowcs Williams-Hawkings o el método directo. Estos modelos serán a su ...
Análisis experimental del impacto de la geometría del conducto de entrada de turbocompresores en el ruido de boca

Rubio Latorre, Álvaro (Universitat Politècnica de València, 2017-06-01)

Consulta en la Biblioteca ETSI Industriales (Riunet)
Avances en la investigación aeroacústica de turbocompresores centrífugos

García Tíscar, Jorge (Universitat Politècnica de València, 2015-06-02)

[EN] The present work addresses the necessity of accurate and reliable characterization of the noise produced by the turbocomrpessors of reciprocating internal combustion engines. Experimental research on the matter has ...
Cálculo CFD de un intercambiador de calor para flujo secundario de motores turbofan

García Tíscar, Jorge (2021-09-20)

[ES] El presente Proyecto Final de Carrera aborda un estudio mediante CFD de la transferencia de calor conjugada en un intercambiador de aletas expuesto al flujo secundario de los motores turbofan. Partiendo de una ...
Digitalización y modelado numérico de una etapa de compresor axial transónico

Pérez Rodenas, Víctor (Universitat Politècnica de València, 2021-09-30)

[ES] En el trabajo se lleva a cabo el desarrollo, análisis y comprobación de la digitalización del escalonamiento de un compresor axial transónico de baja relación de aspecto y alta relación de compresión. Se trata de la ...
Dynamic mode decomposition of the acoustic field in radial compressors

Broatch, A.; GARCIA TISCAR, JORGE; Roig-Villanueva, Ferran; Sharma, Sidharath (Elsevier, 2019-07)

[EN] Widely recognized since the beginning of air travel as a major issue, noise reduction remains nowadays a pressing concern for all stakeholders in the aviation industry. While aeroengine compressors, specially at the ...
Effects of ported shroud casing treatment on the acoustic and flow behaviour of a centrifugal compressor

Sharma, Sidharath; GARCIA TISCAR, JORGE; Allport, John M.; Barrans, Simon; Nickson, Ambrose K. (SAGE Publications, 2020-08)

[EN] Centrifugal turbomachines of smaller sizes operating at higher speeds have become pervasive due to the increased specific power and reliability achieved by improvements in manufacturing, materials and computational ...
Estudio CFD para la generación de pantallas de distorsión para replicar perfiles de velocidades

Blasco Cortes, Miguel (Universitat Politècnica de València, 2021-09-09)

[ES] La realización de ensayos en túneles de viento puede, en ciertos casos, dar lugar a simulaciones inexactas, ya que el flujo que estos reproducen tiene un perfil de velocidades determinado. Este perfil de velocidades ...
Estudio de la interacción fluido-estructura en placas delgadas

Cabo Puerta, Laura (Universitat Politècnica de València, 2021-01-11)

[ES] Este proyecto tiene como objetivo realizar un análisis de interacción fluido estructura de placas de pequeño espesor. Para ello se ha comenzado con el diseño de una placa de geometría rectangular unida a una barra que ...
Estudio de la interacción fluido-estructura en una placa plana en condiciones de acoplamiento unidireccional

Sánchez Moreno, Francisco (Universitat Politècnica de València, 2019-06-28)

[EN] In the present study an analysis about Fluid-Structure Interaction (FSI) is carried out.The geometry is a rectangular flat plate which is attached by one of its sides to a squarecross section bar. This bar is in charge ...
Estudio modelado y experimental de un ala con protuberancias

Demetrio Sanz, Eduardo José (Universitat Politècnica de València, 2021-07-29)

[ES] Los animales marinos poseen aletas que les ayudan a estabilizar su movimiento en el agua y realizar maniobras difíciles que logran auto-ajustar gracias a la posición relativa entre las aletas y el cuerpo. Además, ...
Evaluation of modelling parameters for computing flow-induced noise in a small high-speed centrifugal compressor

Sharma, Sidharath; GARCIA TISCAR, JORGE; Allport, John M.; Barrans, Simon; Nickson, Ambrose K. (Elsevier, 2020-03)

[EN] Developments in computing infrastructure and methods over the last decade have enhanced the potential of numerical methods to reasonably predict the aerodynamic noise. The generation and propagation of the flow induced ...
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 ...
Experimental investigation of the impact of different roof angles and alignment on the interaction of aircraft trailing vortices and house roofs

Cervera Torralba, Jacobo (Universitat Politècnica de València, 2021-09-22)

[ES] Como consecuencia de la sustentación, cada avión produce vórtices de arrastre, que consisten en un par de vórtices discretos que giran en sentido contrario que se desplazan hacia abajo. Debido a la proximidad al suelo ...