Browsing by Subject "Aerodynamics--Computer simulation"
Now showing items 1-20 of 21
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A dynamic wall model for large eddy simulation on unstructured meshes. Application to wind turbine dedicated airfoils
(Begell House, 2015)
Conference report
Restricted access - publisher's policyLarge eddy simulations (LES) of wall resolved flows at high Reynolds number are still computation-ally demanding. In the present work, a new Dynamic Wall Model (DWM) for LES is presented. The methodology, implemented on ... -
Advanced study for the numerical resolution of the Navier-Stokes equations. Applications to the industrial and aerodynamic fields: Case 80A
(Universitat Politècnica de Catalunya, 2019-06)
Master thesis
Restricted access - author's decisionThe main objective of this work is to study interesting cases related to mechanics of fluids and heat transfer: they have studied two cases to validate the discrete diffusion equation by convection in laminar regime, they ... -
Aerodynamic study on the design and optimization of flatback airfoils for wind turbine applications
(Universitat Politècnica de Catalunya, 2015-06)
Bachelor thesis
Open AccessUpdate the available literature on current flat back airfoils.Continue the optimization of flatback surfaces obtained from conventional sections and develop completely new designs with the objective of obtaining better ... -
Boundary layer flow control using synthetic jets on the flow over a NACA 0012 airfoil
(2017)
Conference report
Restricted access - publisher's policyNumerical simulations of the flow control using a synthetic jet are presented. The flow considered is around a NACA 0012 airfoil at Re = 5000 and the actuator is located at 6% of the chord from the leading edge. This work ... -
Design and development of a hyper-thermal atomic oxygen wind tunnel facility
(Centre National d'Études Spatiales (CNES), 2018)
Conference lecture
Restricted access - publisher's policyA hyper-thermal orbital aerodynamics test facility is described. The Rarefied Orbital Aerodynamics Research facility(ROAR)is a dedicated apparatus designedto simulate the atmospheric flow in very low Earth orbits(VLEO) to ... -
Estudio del efecto de los osciladores fluídicos sobre perfiles aerodinámicos mediante mecánica de fluidos computacional
(Universitat Politècnica de Catalunya, 2016-06-12)
Bachelor thesis
Open Access1. Documentación y estudio del estado del arte. 2. Aprendizaje de los conceptos básicos de la Mecánica de Fluidos Computacional. 3. Aprendizaje del software de mallado (ANSYS-ICEM) y del software ANSYS-FLUENT. 4. Selección ... -
Estudio y desarrollo de un código basado en la teoría de línea sustentadora para el cálculo aerodinámico de aerogeneradores
(Universitat Politècnica de Catalunya, 2013-06)
Master thesis (pre-Bologna period)
Open AccessEl objetivo de este proyecto es desarrollar y validar un código de cálculo numérico capaz de modelar un aerogenerador en diferentes estados de operación, que prediga las cargas aerodinámicas sobre el rotor y la potencia ... -
Evaluation of the lifting line vortex model approximation for estimating the local blade flow fields in horizontal-axis wind turbines
(2016-03-01)
Article
Open AccessLifting line vortex models have been widely used to predict flow fields around wind turbine rotors. Such models are known to be deficient in modelling flow fields close to the blades due to the assumption that blade vorticity ... -
Numerical study on active flow control using synthetic jet actuators over a NACA 4421 airfoil
(Universitat Politècnica de Catalunya, 2015-06-12)
Bachelor thesis
Open AccessThis study is focused on evaluating the effects of using a Zero Net Mass Flux (ZNMF) actuator on a NACA 4421 airfoil for active flow control. First part of the study presents the fundamentals of boundary layer and a study ... -
Projecte de disseny i simulació d'un nou sistema de sustentació per a quadricòpters
(Universitat Politècnica de Catalunya, 2015-10)
Bachelor thesis
Open AccessDes d’un inici aquest projecte pretenia desenvolupar un drone amb un sistema de sustentació innovador. La idea era aconseguir fer-lo levitar gràcies a la potència de 4 turbines que propulsaven l’aire cap a 4 difusors. ... -
Projecte de predicció de les característiques aerodinàmiques d’un ala delta
(Universitat Politècnica de Catalunya, 2017-10-10)
Bachelor thesis
Restricted access - author's decisionDeterminar la forma de la tela, la sustentación y la resistencia aerodinámica de un ala delta tripulada. -
Study for the numerical resolution of conservation equations of mass, momentum and energy, oriented to be used at different engineering problems such as: aerodynamic of airfoils profiles
(Universitat Politècnica de Catalunya, 2014-06-27)
Bachelor thesis
Restricted access - author's decision -
Study of a methodology for the flight simulation of ram-air parachutes using a vortex-lattice aerodynamic model
(Universitat Politècnica de Catalunya, 2017-06-10)
Bachelor thesis
Open Access -
Study of Aerodynamic forces on a Formula student car: CFD and track data correlation
(Universitat Politècnica de Catalunya, 2016-06-22)
Bachelor thesis
Restricted access - author's decisionOn this study aerodynamic Computational Fluid Dynamics Simulations are performed and the method to measure aerodynamics forces on track tests is explained under Formula Student framework. It starts contextualizing the ... -
Study of an aero post rig and suspension optimizer software.
(Universitat Politècnica de Catalunya, 2016-06-22)
Bachelor thesis
Restricted access - author's decisionThe software and work method developed in this project will be a half car model where the transient behaviour of the car, obtained from CFD analysis, will be applied. It will be a half car model because it only needs CFD ... -
Study of horizontal axis wind turbine aerodynamics using Prandtl's lifting line theory
(Universitat Politècnica de Catalunya, 2014-06)
Master thesis (pre-Bologna period)
Open AccessIn order to accurately model large, advanced and efficient wind turbines, more reliable and realistic aerodynamic simulation tools are needed. In this project a code to compute the aerodynamics of a Horizontal Axis Wind ... -
Study of super-critical airfoils by means of Computational Fluid Dynamics
(Universitat Politècnica de Catalunya, 2015-01-09)
Bachelor thesis
Open Access1. Documentación y estudio del estado del arte.2. Aprendizaje de los conceptos básicos de la Mecánica de Fluidos Computacional.3. Aprendizaje del software de mallado (ANSYS-ICEM) y del software ANSYS-FLUENT.4. Selección ... -
Study of the active flow control of an airfoil
(Universitat Politècnica de Catalunya, 2019-06)
Bachelor thesis
Open AccessThe student will use a CFD code for simulating the turbulent flow around an airfoil with and without active flow control. The student should have to get familiar with the code and run several cases in order to analyse the ... -
Study of the Ahmed body aerodynamics using AFC
(Universitat Politècnica de Catalunya, 2018-04-20)
Master thesis
Restricted access - author's decisionAvaluar inicialment el flux al voltant de un Ahmed body i posteriorment avaluar la modificació del flux amb AFC -
Study of the boundary layer flow control using synthetic jets by means of spectro-consistent discretizations
(Universitat Politècnica de Catalunya, 2017-06-20)
Master thesis
Open AccessThis report presents a study of the interaction of AFC (specifically, synthetic jets) with the laminar boundary layer of a NACA 0012 airfoil. First of all, in order to understand the phenomenology of Navier-Stokes ...
