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Browsing by Subject "Computational fluid dynamics"

Now showing items 1-20 of 22

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 ...
Analysis of the influence of geometric, modeling and environmental parameters on the fire response of steel bridges subjected to realistic fire scenarios

Peris-Sayol, Guillem; Paya-Zaforteza, Ignacio; Alós Moya, José; Hospitaler Pérez, Antonio (Elsevier, 2015-06)

This paper studies bridge fires by using numerical models to analyze the response of a typical girder bridge to tanker truck fires. It explains the influence of fire position, bridge configuration (vertical clearance, ...
Caracterización de Ventosas mediante técnicas CFD.

García Mares, Francisco José (2013-06-27)

[ES] El aire atrapado en las conducciones de agua a presión es el causante de muchos problemas, algunos de los cuales pueden tener consecuencias catastróficas para la integridad de la instalación en sí. Como solución más ...
Centrifugal compressor influence on condensation due to Long Route-Exhaust Gas Recirculation mixing

Galindo, José; Navarro, Roberto; Tarí, Daniel; García -Olivas, Guillermo (Elsevier, 2018-11-05)

[EN] State of the art techniques for reducing pollutant emission in internal combustion engines often require local flow assessment, specially in the air management field. This work addresses the interaction between a ...
CFD modeling of combustion and soot production in Diesel sprays

Pachano Prieto, Leonardo Manuel (2020-05-04)

[ES] En los últimos años, las emisiones de hollín provenientes de los motores de combustión interna han recibido más atención debido al impacto negativo que éstas tienen no solo en el ambiente, sino también en la salud del ...
CFD Study of High-Lift Devices

Algora, Martin (2015-03-31)

High lift devices are an essential part of the wing of an aircraft as they can provide a significant increase in lift and the stall angle of the wing, enabling planes to fly safely in situations like takeoff and landing. ...
CFD-modelling of free surface flows in closed conduits

Teuber, Katharina; Broecker, Tabea; Bayón, Arnau; Nutzmann, Gunnar; Hinkelmann, Reinhard (Inderscience Enterprises Ltd., 2019)

[EN] Computational fluid dynamics (CFD) is gaining an increasing importance in the field of hydraulic engineering. This publication presents different application examples of a two-phase approach as implemented in the ...
Computational methodology to determine fluid related parameters on non regular three-dimensional scaffolds.

Acosta Santamaría, Víctor Andrés; Malvé, M.; Duizabo, A.; Mena Tobar, A.; Gallego Ferrer, Gloria; García Aznar, J.M.; Doblare Castellano, Manuel; Ochoa, I. (Springer Verlag (Germany), 2013-11)

The application of three-dimensional (3D) biomaterials to facilitate the adhesion, proliferation, and differentiation of cells has been widely studied for tissue engineering purposes. The fabrication methods used to ...
Computational morphogenesis using environmental simulation tools

TEUFFEL, Patrick; PLOMP, Huib; HEINZELMANN, Florian; GEURTS, Chris (Editorial Universitat Politècnica de València, 2009-12-01)

A lot of research has been carried out in the relation of structural optimisation and form finding processes of architectural and engineering building projects and only recently the consideration of other performance ...
Desarrollo de equipos para el ensayo de ventosas mediante la aplicación de la semejanza hidrodinámica.

García Mares, Francisco José (2016-10-20)

[ES] En la operación de las redes hidráulicas a presión uno de los mayores causantes de problemas es el aire atrapado en las mismas. Problemas que pueden tener en ocasiones consecuencias fatales para la integridad de la ...
Desarrollo de modelo numérico para la detección de cavitación en tubos Venturi mediante técnicas CFD

Ruiz Garrido, María (2020-07-13)

[ES] El objeto del presente trabajo de final de grado de Ingeniería en Tecnologías Industriales es desarrollar un modelo numérico basado en técnicas de dinámicas de fluidos computacional (CFD) que permita la caracterización ...
Development and verification of an in-flow water condensation model for 3D-CFD simulations of humid air streams mixing

Serrano, J.R.; Piqueras, P.; Navarro, Roberto; Tarí, Daniel; Meano, Cesare Maria (Elsevier, 2018-05-15)

[EN] Bulk flow condensation caused by the mixing of air streams at different temperatures and humidities is a thermodynamic process that requires strong assumptions to be calculated with low computational effort. The ...
Development of a Virtual CFR Engine Model for Knocking Combustion Analysis

Pal, Pinaki; Kolodziej, Christopher; Choi, Seungmok; Som, Sibendu; Broatch, A.; Gómez-Soriano, Josep; Wu, Yunchao; Lu, Tianfeng; See, Yee Chee (SAE International, 2018)

[EN] Knock is a major bottleneck to achieving higher thermal efficiency in spark-ignited (SI) engines. The overall tendency to knock is highly dependent on fuel anti-knock quality as well as engine operating conditions. ...
El diseño de las instalaciones de pollos de carne y su influencia en las condiciones de confort de los animales

Guerra Galdo, Eva Hilda; Calvet, S.; López Jiménez, Petra Amparo; Estellés, F. (2016)

[EN] Broiler chicken performance is highly affected by environmental conditions inside the barn. The main parameters that must be considered in terms of thermic confort are temperature, relative humidity and air velocity. ...
Fluid Dynamic Modeling of Oxygen Permeation through Mixed Ionic-Electronic Conducting Membranes

Gozálvez-Zafrilla, José M.; Santafé Moros, María Asunción; Escolástico Rozalén, Sonia; Serra Alfaro, José Manuel (ELSEVIER SCIENCE BV, 2011-08-15)

[EN] The oxygen transport in a lab-scale experimental set-up for permeation testing of oxygen transport membranes has been modeled using computational fluid dynamics using Finite Element Analysis. The modeling considered ...
Investigation on Multiple Injection Strategies for Gasoline PPC Operation in a Newly Designed 2-Stroke HSDI Compression Ignition Engine

Benajes Calvo, Jesus Vicente; Novella Rosa, Ricardo; De Lima Moradell, Daniela Andreina; Tribotte, Pascal (SAE International, 2015-04)

Partially Premixed Combustion (PPC) of fuels in the gasoline octane range has proven its potential to achieve simultaneous reduction in soot and NOX emissions, combined with high indicated efficiencies; while still retaining ...
Methodology for the Numerical Characterization of a Radial Turbine under Steady and Pulsating Flow

Fajardo Peña, Pablo (2012-07-26)

The increasing use of turbochargers is leading to an outstanding research to understand the internal flow in turbomachines. In this frame, computational fluid dynamics (CFD) is one of the tools that can be applied to ...
Modeling flow inside an anaerobic digester by CFD techniques

Martínez Mendoza, Alexandra; Montoya Martínez, Tatiana; Fajardo Montañana, Vicente; López Jiménez, Petra Amparo (International Energy and Environment Foundation, 2011)

[en] Anaerobic processes are used to treat high strength organic wastewater as well as for the treatment of primary and secondary sludge from conventional wastewater treatment plants. In these processes, heterotrophic ...
Natural Ventilation Building Design Approach in Mediterranean Regions A Case Study at the Valencian Coastal Regional Scale (Spain)

Mora-Pérez, Miguel; Guillén Guillamón, Ignacio Enrique; López-Patiño, Gonzalo; López Jiménez, Petra Amparo (MDPI AG, 2016)

[EN] Environmental awareness has led to an increased concern about low carbon technologies implementation. Among these technologies, the following research is focused on the natural ventilation effect evaluation in buildings ...
Numerical simulation and extended validation of two-phase compressible flow in diesel injector nozzles

Salvador Rubio, Francisco Javier; Hoyas, S; Novella Rosa, Ricardo; Martínez López, Jorge (Professional Engineering Publishing, 2011)

In this paper, the ability of a computational fluid dynamics code to reproduce cavitation phenomena accurately is checked by comparing data acquired by numerical simulations against those obtained from different experiments ...