Exploració per tema "Aerodynamics"

Ara es mostren els items 21-40 de 247

    • Aerodynamic performances and wake topology past a square cylinder in the interface of two different-velocity streams 

      El Mansy, Reda; Bergadà Granyó, Josep Maria; Sarwar, Wasim; Mellibovsky Elstein, Fernando (American Institute of Physics (AIP), 2022-06-02)
      Article
      Accés obert
      We analyze the incompressible flow past a square cylinder immersed in the wake of an upstream splitter plate, which separates two streams of different velocities, UT (top) and UB (bottom). The Reynolds number associated ...

    • Aerodynamic study of a ship sail including calculation of its shape 

      Amer Viñas, Max (Universitat Politècnica de Catalunya, 2020-06-30)
      Treball Final de Grau
      Accés obert
      This project consists on the calculation of the shape of a ship sail under the load of the wind in downwind conditions, as well as the aerodynamic study and calculation of aerodynamic forces and coefficients through CFD ...

    • Aerodynamic study of MotoGP motorcycle flow redirectors 

      González Arcos, Borja; Gámez Montero, Pedro Javier (2023-06-01)
      Article
      Accés obert
      In recent years, the introduction of aerodynamic appendages and the study of their aero- dynamic performance in MotoGP motorcycles has increased exponentially. It was in 2016, with the introduction of the single electronic ...

    • Aerodynamic study of the NASA’s X-43A hypersonic aircraft 

      Navó, Alex; Bergadà Granyó, Josep Maria (2022)
      Text en actes de congrés
      Accés obert
      A two-dimensional aerodynamic study of the NASA’s X-43A hypersonic aircraft is developed using two different approaches. The first one is analytical and based on the resolution of the oblique shock wave and Prandtl–Meyer ...

    • Aerodynamic study of the NASA’s X-43A hypersonic aircraft 

      Navó, Alex; Bergadà Granyó, Josep Maria (Multidisciplinary Digital Publishing Institute, 2020-11-19)
      Article
      Accés obert
      A 2D aerodynamic study of the NASA’s X-43A hypersonic aircraft is developed using two different approaches. The first one is analytical and based on the resolution of the oblique shock wave and Prandtl–Meyer expansion wave ...

    • Aerodynamic study of the wake effect on a Formula 1 car in curves 

      Navarro Gorgojo, Pablo (Universitat Politècnica de Catalunya, 2021-09-28)
      Treball Final de Grau
      Accés obert
      In the last years, the Formula 1 competition is becoming more an engineers sport ratherthan a pilots one since it seems like who ever has the best racing car, wins without manydifficulties. One of the main reasons for ...

    • Aerodynamic study of the wake effects on a F1 car 

      Guerrero Lorente, Alex (Universitat Politècnica de Catalunya, 2020-06-30)
      Treball Final de Grau
      Accés obert
      The present study is based on the evaluation and quantification of the aero- dynamic performance on a 2017 spec. adapted F1 car —the latest major aerodynamic update— by means of a CFD study. Both free stream and flow ...

    • Aerodynamic study of the wake effects on a Formula 1 car 

      Guerrero Lorente, Alex; Castilla López, Roberto (2020-10-05)
      Article
      Accés obert
      The high complexity of current Formula One aerodynamics has raised the question of whether an urgent modification in the existing aerodynamic package is required. The present study is based on the evaluation and quantification ...

    • Aerodynamics of Cronuz with Kratos multiphysics 

      Call Piñol, Oriol (Universitat Politècnica de Catalunya, 2020-05-19)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      Electric vehicles are becoming an increasing need since the traditional and pollutant combustion engines are about to be extinguished. The future, in the present moment, is the design of better, more efficient and less ...

    • Aerodynamics, stability and control computational analysis for UAVs 

      Pérez Arroyo, Carlos; Sintes Arroyo, Pol (Universitat Politècnica de Catalunya, 2007-07-24)
      Projecte/Treball Final de Carrera
      Accés obert
      L’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 ...

    • Airfoil Optimisation with a Genetic Algorithm 

      Camps Castellanos, Pere (Universitat Politècnica de Catalunya, 2021-05-23)
      Projecte Final de Màster Oficial
      Accés obert
      In this Master Thesis, an airfoil optimisation using a Genetic Algorithm is developed. This project has been proposed by myself and done with the guidance and supervision of professor Manel Soria. The main idea of the ...

    • An analysis of the aerodynamic performances of an ancient Spanish windmill 

      Sanchez Gil, Eva (Universitat Politècnica de Catalunya, 2014-07-11)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      The 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 analysis of the thermospheric drag upon 3U CubeSats 

      Martínez Calzado, Adrián (Universitat Politècnica de Catalunya, 2023-07-13)
      Projecte Final de Màster Oficial
      Accés obert
      Accurate drag modelling is crucial for satellite operations and re-entries in low-Earth orbit (LEO). A proper treatment of this problem becomes increasingly important as the number of artificial satellites grows. However, ...

    • An assessment of the sea breeze energy potential using small wind turbines in peri-urban coastal areas 

      Mazón Bueso, Jordi; Rojas Gregorio, José Ignacio; Jou, Jordi; Valle, Aaron; Olmeda, David; Sanchez, Carlos (2015-01-29)
      Article
      Accés obert
      From 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 ...

    • An embedded approach for the solution of the full potential equation with finite elements 

      Núñez Corbacho, Marc; Lopez, Iñigo; Baiges Aznar, Joan; Rossi, Riccardo (2022-01)
      Article
      Accés obert
      Recent developments in numerical simulations in the aerodynamics field are focused on reducing the computational cost of the solvers, targeting their use at the initial design steps. Under the right assumptions, potential ...

    • Analisis estocástico de carga aerodinámica en una costilla de ala 

      Oliver Colom, Maria Francisca (Universitat Politècnica de Catalunya, 2011-06-07)
      Treball Final de Grau
      Accés obert
      El 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 

      Presas Batlló, Alexandre (Universitat Politècnica de Catalunya / Technishe Universität München, 2008)
      Projecte/Treball Final de Carrera
      Accés restringit per acord de confidencialitat

    • Anàlisi del flux aerodinàmic forçat al voltant d'un perfil alar 

      Ridaura Garcia, Aitor (Universitat Politècnica de Catalunya, 2014-12-17)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      The 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 efecto del carrozado de los camiones en las emisiones de CO2 

      Ariza Buzon, Carlos (Universitat Politècnica de Catalunya, 2022-07-12)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   Applus+ IDIADA
      Aquest projecte es basa a obtenir una anàlisi completa de les emissions de CO₂ produïdes pels camions amb diferents carrossats, així es podran comparar els resultats i veure com afecta la carrosseria en les emissions de ...

    • Análisis del flujo de aire a través de un difusor de automóvil 

      Saban Fosch, Alejandro (Universitat Politècnica de Catalunya, 2018-09-14)
      Treball Final de Grau
      Accés obert
      The 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 ...