Exploració per tema "Aerodynamics"
Ara es mostren els items 1-20 de 245
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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 ... -
A first assessment of an aerodynamic barrier layer for filtering airborne hygroscopic particles
(2021-09-01)
Article
Accés obertIn this work consideration is given to an aerodynamic concept for filtration of small water droplets such as those caused by an infected person when coughs or sneezes and including airborne hygroscopic particle, and with ... -
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 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 ... -
A review of gas-surface interaction models for orbital aerodynamics applications
(2020-11)
Article
Accés obertRenewed interest in Very Low Earth Orbits (VLEO) - i.e. altitudes below 450 km - has led to an increased demand for accurate environment characterisation and aerodynamic force prediction. While the former requires knowledge ... -
Active Aerodynamics applied on the Arcfox-GT Supercar
(Universitat Politècnica de Catalunya, 2019-07-23)
Treball Final de Grau
Accés restringit per decisió de l'autorIn this project an aerodynamic study is developed on a supercar, integrating different aerodynamic elements from the active aerodynamics. The model where this innovating technology is applied is the ArcFox-GT, a Chinese ... -
Active flow control for external aerodynamics: from micro air vehicles to a full aircraft in stall
(Institute of Physics (IOP), 2020-04-01)
Article
Accés obertWe investigate the aerodynamic performance of active flow control of airfoils and wings using synthetic jets with zero net-mass flow. The study is conducted via wall-resolved and wall-modeled large-eddy simulation using ... -
Active flow control of an aircraft in full stall
(2021)
Text en actes de congrés
Accés obertThe aerodynamic performance of active flow control on wings using synthetic jets with zero net-mass flow is investigated. The study is conducted via wall-modeled large-eddy simulations using a finiteelement-based solver. ... -
Active flow control of the boundary layer on an airfoil: a numerical study
(Universitat Politècnica de Catalunya, 2021-01)
Treball Final de Grau
Accés obertEn aquest projecte es duu a terme un estudi per comprovar l’efecte de la utilització de control de flux actiu sobre el rendiment d’un perfil aerodinàmic utilitzant el software OpenFOAM. Per fer-ho, primerament s’elabora ... -
Active flow control optimisation on SD7003 airfoil at pre and post-stall angles of attack using synthetic jets
(2021-06-10)
Article
Accés obertThe use of Active Flow Control (AFC) technologies to modify the forces acting on streamlined bodies is one of the most active research fields in aerodynamics. For each particular application, finding the optimum set of AFC ... -
(Active Flow Control) AFC study on an airfoil
(Universitat Politècnica de Catalunya, 2016-09)
Treball Final de Grau
Accés restringit per decisió de l'autor -
Advanced study for the numerical resolution of the Navier-Stokes equations with observation of the thermal camber on high camber aerofoils in moderate reynolds number flow
(Universitat Politècnica de Catalunya, 2021-02-15)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorThrough the means of temperature variations of the aerofoil surface this report aimed to investigate and enhance the aerodynamic efficiency of micro air vehicles. Through the process of heating the lower edge of the aerofoil ... -
Aerodynamic and structural design of a front wing
(Universitat Politècnica de Catalunya, 2017-10-10)
Treball Final de Grau
Accés restringit per decisió de l'autorThis project tackles, from scratch, the design of a front wing for a Formula Student car, from both the aerodynamic and structural approach. First, targets are stated and requirements regarding safety, manufacturing and ... -
Aerodynamic body kit design and simulation for LEXUS IS 200 SXE10
(Universitat Politècnica de Catalunya, 2023-05-16)
Treball Final de Grau
Accés obertThis project aims to investigate the aerodynamic performance of a stock car and two modified versions of it through Computational Fluid Dynamics (CFD) simulations and wind tunnel testing. The modifications include the ... -
Aerodynamic CFD study on a production vehicle: experimental validation on a wind tunnel
(Universitat Politècnica de Catalunya, 2023-07-17)
Treball Final de Grau
Accés obertCFD software technology has gone a long way over the past decades and the automotive industry has evolved on the data they can extract from it. On this basis, this Dissertation plans on modeling and simulating a real ... -
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 efficiency improvement on a NACA-8412 airfoil via active flow control implementation
(Multidisciplinary Digital Publishing Institute, 2022-04-23)
Article
Accés obertThe present paper introduces a parametric optimization of several Active Flow Control (AFC) parameters applied to a NACA-8412 airfoil at a single post-stall Angle of Attack (AoA) of 15° and Reynolds number Re = 68.5×103. ... -
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 ...