Browsing by Subject "Computational fluid dynamics"

Now showing items 1-20 of 270

  • 3D modelling of transversal grates comparison of numerical result with experimental data 

    Paindelli, Andrea (Universitat Politècnica de Catalunya, 2017-06)
    Master thesis
    Restricted access - author's decision
    The full scale (1:1) test platform located at the UPC (Universitat Politècnica de Catalunya) allows us to reproduce the local runoff process and the study of inlet grates or other types of capture systems. Over the last ...

  • A 1D lumped-parameter/3D CFD approach for pressure drop in the aortic coarctation 

    Soudah Prieto, Eduardo; Bordoné, Maurizio; Dadvand, Pooyan; Rossi, Riccardo (Springer, 2012)
    Conference report
    Restricted access - publisher's policy
    Aortic Coarctation is a congenital constriction of the aorta that increases blood pressure above the constriction and hinders the flow below it. Based on a 3D surface mesh of a moderate thoracic coarctation, a high quality ...

  • A 3D CFD numerical study of the bubble generation process into a bubble Tjunction generator and its comparison with experimental data: Part I 

    Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2016)
    Conference report
    Open Access
    This work presents a 3D numerical study of the bubble generation process into a bubble generator obtained with the commercial Computational Fluid Dynamics solver ANSYS Fluent v15.0.7, and its comparison with experimental ...

  • A 3D CFD numerical study of the bubble generation process into a bubble Tjunction generator and its comparison with experimental data: Part II 

    Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2016)
    Conference report
    Open Access
    This work is a continuation of the 3D numerical study of the bubble generation process into a T-junction bubble generator (1 mm of internal diameter) obtained with the commercial Computational Fluid Dynamics solver ANSYS ...

  • A 3D numerical study of the bubble generation process into a bubble T-junction generator and its comparison with experimental data: part I 

    Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2016)
    Conference report
    Open Access
    This work presents a 3D numerical study of the bubble generation process into a bubble generator obtained with the commercial Computational Fluid Dynamics solver ANSYS Fluent v15.0.7, and its comparison with experimental ...

  • A Chimera method for the incompressible Navier-Stokes equations 

    Houzeaux, Guillaume; Eguzkitza, B.; Aubry, Romain; Owen, H.; Vázquez Arenas, M. Benita (2014-05-30)
    Article
    Restricted access - publisher's policy
    The 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 ...

  • Active Aerodynamics applied on the Arcfox-GT Supercar 

    Gil Esteller, Enric (Universitat Politècnica de Catalunya, 2019-07-23)
    Bachelor thesis
    Restricted access - author's decision
    In 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 ...

  • Aerodynamical study of a photovoltaic solar tracker 

    Gutiérrez Castillo, José Leonardo (Universitat Politècnica de Catalunya, 2016-04-29)
    Bachelor thesis
    Open Access
    State of the art. Literature review about CFD applied to solar panels. Analytic approach of the problem. Application of CFD analysis. Validation of the results. Discussion of the results. Improvements proposal.

  • Aerodynamic performance of the rear spoiler of a Formula Renault V3.5 2007 

    Pla Navarro, Roger (Universitat Politècnica de Catalunya, 2011-04-13)
    Bachelor thesis
    Restricted access - author's decision
    L’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 ...

  • A finite point method for compressible flow 

    Löhner, Rainald; Sacco Giqueaux, Carlos Gustavo; Oñate Ibáñez de Navarra, Eugenio; Idelsohn Barg, Sergio Rodolfo (John Wiley & sons, 2002-03)
    Article
    Open Access
    A weighted least squares finite point method for compressible flow is formulated. Starting from a global cloud of points, local clouds are constructed using a Delaunay technique with a series of tests for the quality of ...

  • A level-set method for mass transfer in bubble swarms 

    Balcázar Arciniega, Néstor; Antepara Zambrano, Óscar; Castro González, Jesús; Oliva Llena, Asensio (2018)
    Conference lecture
    Restricted access - publisher's policy

  • Algebraic implementation of a flux limiter for heterogeneous computing 

    Valle Marchante, Nicolás; Álvarez Farré, Xavier; Trias Miquel, Francesc Xavier; Castro González, Jesús; Oliva Llena, Asensio (2018)
    Conference report
    Restricted access - publisher's policy

  • A load balancing method for parallel genetic CFD optimizations 

    Aizpurua Udabe, Imanol; Lehmkuhl Barba, Oriol; Borrell Pol, Ricard; Pérez Segarra, Carlos David; Oliva Llena, Asensio (2015)
    Conference report
    Restricted access - publisher's policy
    CFD optimizations are characterized by long and highly variable objective function evaluation times. The aim of this study is to improve the parallel performance using a new load balancing master-worker parallelization ...

  • A modified Finite Element formulation for the imposition of the slip boundary condition over embedded volumeless geometries 

    Zorrilla Martínez, Rubén; Larese De Tetto, Antonia; Rossi, Riccardo (2019-08)
    Article
    Restricted access - publisher's policy
    This work describes a novel formulation for the simulation of Navier–Stokes problems including embedded objects. The new proposal is based on the use of a modified finite element space, which replaces the standard one ...

  • A multi-method approach towards understanding the pathophysiology of aortic dissections – the complementary role of in-silico, in-vitro and in-vivo information 

    Rudenick, Paula; Bordoné, Maurizio; Bijnens, Bart; Soudah Prieto, Eduardo; Oñate Ibáñez de Navarra, Eugenio; Garcia Dorado, Antonio David; Evangelista, A. (Springer, 2010)
    Part of book or chapter of book
    Restricted access - publisher's policy
    Management and follow-up of chronic aortic dissections continues to be a clinical challenge due to progressive aortic dilatation. To predict dilatation, guidelines suggest follow-up of the aortic diameter. However, dilatation ...

  • Anàlisi numèric mitjançant OpenFOAM d’un tractament tèrmic 

    Martinez Miguel, Sergi (Universitat Politècnica de Catalunya, 2015-10)
    Master thesis (pre-Bologna period)
    Open Access
    Aquest treball pretén aprofundir en l’ús del programari lliure OpenFOAM com a eina útil i versàtil de simulació per Dinàmica de Fluids Computacional; tot centrant-se en l’àmbit de la transferència de calor i les diferents ...

  • Análisis CFD aerodinámico de “JukeNismo” con recursos de MareNostrum y CSUC. Diseño de alerón trasero para las "24SERIES" 

    de Bergua Domingo, Xavier (Universitat Politècnica de Catalunya, 2015-10)
    Master thesis (pre-Bologna period)
    Open Access
    El análisis computacional de fluidos (CFD) es un recurso muy valioso para muchas vertientes de la Ingeniería moderna. En este proyecto se aprovecha el Supercomputador MareNostrum, entre otros medios, para realizar dicho ...

  • Analysis of low temperature carbon dioxide capture in a supersonic nozzle 

    Hernandez Nogales, Álvaro (Universitat Politècnica de Catalunya / Technishe Universität München, 2011)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    Most energy scenarios suggest carbon capture and storage (CCS) from power generation might contribute to achieve the carbon emissions reduction necessary to stabilize the long-term global average atmospheric temperature. ...

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

    Sanchez Gil, Eva (Universitat Politècnica de Catalunya, 2014-07-11)
    Bachelor thesis
    Restricted access - author's decision
    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 efficient two-layer wall model for high Reynolds number large eddy simulation 

    Calafell Sandiumenge, Joan; Trias Miquel, Francesc Xavier; Oliva Llena, Asensio (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Conference report
    Restricted access - publisher's policy
    Wall-bounded flows at high Reynolds number are an important research field given that they are present in many important industrial applications. Nonetheless, the use of accurate numerical methodologies such as Large Eddy ...