Exploració per tema "Aerodynamics"
Ara es mostren els items 1-20 de 78
-
3D load estimation on a horizontal axis wind turbine using SPIV
(2014-11-01)
Article
Accés restringit per política de l'editorialThe flow around the blade of a horizontal axis wind turbine wind tunnel model, operating at its optimal tip speed ratio in axial flow, has been investigated by means of stereoscopic particle image velocimetry (SPIV). The ... -
A Chimera method for the incompressible Navier-Stokes equations
(2014-05-30)
Article
Accés restringit per política de l'editorialThe Chimera method was developed three decades ago as a meshing simplification tool. Different components are meshed independently and then glued together using a domain decomposition technique to couple the equations ... -
Aerodynamic design of a RC model airplane for SAE Aero Design
(Universitat Politècnica de Catalunya, 2016-10-03)
Treball Final de Grau
Accés restringit per decisió de l'autorThis project focuses on the aerodynamic design of a RC model airplane for the SAE Aero Design competition of 2016. It solely includes the aerodynamic design, thus, no structural / mechanical analysis nor manufacturing ... -
Aerodynamic performance of a paraglider wing
(Universitat Politècnica de Catalunya, 2017-10-30)
Treball Final de Grau
Accés obertThe aim of this project is to carry out an aerodynamic performance analysis of a paraglider by using simulation computational programs with low time cost and computational requirements, but still effective approach obtaining ... -
Aerodynamic performance of the rear spoiler of a Formula Renault V3.5 2007
(Universitat Politècnica de Catalunya, 2011-04-13)
Treball Final de Grau
Accés restringit per decisió de l'autorL’objectiu d’aquest projecte és simular el comportament de l’aleró posterior d’un cotxe de competició de les World Series by Renault 3.5 a mesura que es mou per l’aire. Per tant, s’estudiaran les diverses forces ... -
Aerodynamics, stability and control computational analysis for UAVs
(Universitat Politècnica de Catalunya, 2007-07-24)
Projecte/Treball Final de Carrera
Accés obertL’objectiu d’aquest projecte és l’estudi aerodinàmic d’un UAV (vehicle aeri no tripulat). Aquest tipus de aeronaus són utilitzades comunament en molts països per desenvolupar tasques com vigilància, recerca o combat degut ... -
A mathematical model for the motion of an in-flight soccer ball
(2013)
Article
Accés obertIn this paper, an analytical and numerical study of the three-dimensional equations describing the motion through the air of a spinning ball is presented. The initial analysis involves constant drag coefficients, but is ... -
A meshless finite point method for the three-dimensional analysis of compressible flow problems involving moving boundaries and adaptivity
(2013-10-10)
Article
Accés restringit per política de l'editorialA finite point method for solving compressible flow problems involving moving boundaries and adaptivity is presented. The numerical methodology is based on an upwind-biased discretization of the Euler equations, written ... -
A meshless finite point method for three dimensional analysis of compressible flow problems involving moving boundaries and adaptivity
(2013-10)
Article
Accés restringit per política de l'editorialA finite point method for solving compressible flow problems involving moving boundaries and adaptivity is presented. The numerical methodology is based on an upwind-biased discretization of the Euler equations, written ... -
Anàlisi del flux aerodinàmic forçat al voltant d'un perfil alar
(Universitat Politècnica de Catalunya, 2014-12-17)
Treball Final de Grau
Accés restringit per decisió de l'autorThe primary objective of this Project is analyze the aerodynamic performance of a modified airfoil in two dimensions using a computer simulation program. To introduce the reader, briefly explains the basics of lift in ... -
Análisis del flujo de aire a través de un difusor de automóvil
(Universitat Politècnica de Catalunya, 2018-09-14)
Treball Final de Grau
Accés obertThe aim of this study was to optimise a car diffuser in order to reduce fuel consumption and improve grip performance in bends, thus achieving a higher cornering speed. The optimisation has been carried out using the ... -
Analisis estocástico de carga aerodinámica en una costilla de ala
(Universitat Politècnica de Catalunya, 2011-06-07)
Treball Final de Grau
Accés obertEl objetivo de este trabajo es realizar un análisis estocástico de carga aerodinámica en una costilla de ala. Se utiliza una costilla del planeador Fauvel AV-22, modelado anteriormente en CAD. Para ello se utilizan varios ... -
Analysis of the aerodynamic coefficients in a digital flying body
(Universitat Politècnica de Catalunya / Technishe Universität München, 2008)
Projecte/Treball Final de Carrera
Accés restringit per acord de confidencialitat -
An analysis of the aerodynamic performances of an ancient Spanish windmill
(Universitat Politècnica de Catalunya, 2014-07-11)
Treball Final de Grau
Accés restringit per decisió de l'autorThe windmill generates power by extracting part of the kinetic energy of the wind, and it was aimed to satisfy the basic needs on XVIII and XIX century in Southern Spain. Wind power has been used as long as humans have put ... -
An assessment of the sea breeze energy potential using small wind turbines in peri-urban coastal areas
(2015-01-29)
Article
Accés obertFrom wind speed data recorded hourly at 2 m high during 18 years (1993-2010) in the Llobregat Delta (15 km south of Barcelona city; northeast of the Iberian Peninsula), wind speed distributions at 10 m high were computed ... -
Aproximation of the Aeroacoustics sources with finite element techniques
(Universitat Politècnica de Catalunya, 2010-05-05)
Projecte Final de Màster Oficial
Accés obertIn this work a stabilized formulation of the nite element method for solving the incompressible Navier-Stokes equation and Lighthill's tensor for calculation of acoustic sources are presented. The important feature of ... -
Benchmark on the Aerodynamics of a 5:1 Cylinder using NEK5000
(Universitat Politècnica de Catalunya, 2015-02-15)
Treball Final de Grau
Accés obert
Realitzat a/amb: Università di PisaDuring this decade, the interest in the aerodynamics around a steady rectangular cylinder has grown up so vastly that various researchers and scientist working on bluff body aerodynamics contributed to the Benchmark on the ... -
Calculo rcs de bordes arbitrarios y cavidades en aviones complejos
(1991)
Text en actes de congrés
Accés obertDiffraction by edges and cavities play an importan! role in obtaining the global Radar Cross Section of complex targets.We discuss here how the Modal Serie-Boundary Element Method can be used to provide the far-field ... -
CFD study of thick flatback airfoils using OpenFOAM
(Universitat Politècnica de Catalunya / Denmarks Tekniske Universitet (Technical University of Denmark), 2010)
Projecte/Treball Final de Carrera
Accés obertNew airfoil designs are created in order to improve both the structural and aerodynamic properties of a wind turbine blade, one example of these are flatback airfoils. Furthermore, a new CFD programme exists in order to ... -
Computational fluid dynamics analysis of a lateral mirror and introduction to digital implementation
(Universitat Politècnica de Catalunya, 2016-07-14)
Treball Final de Grau
Accés obertNowadays, lateral mirrors, along with other car components, are in the spotlight of automotive experts, who are trying to modify the geometry of these components so as to reduce the aerodynamic drag and therefore save fuel. ...