Recent Submissions

  • Filtering in the numerical simulation of turbulent compressible flow with sysmmetry preserving discretizations 

    Baez Vidal, Aleix (Universitat Politècnica de Catalunya, 2019-01-10)
    Doctoral thesis
    Open Access
    The present thesis investigates how explicit filters can be useful in numerical simulations of turbulent, compressible flow with symmetry preserving discretizations. Such explicit filters provide stability to simulations ...
  • Adaptive mesh refinement method for CFD applications 

    Antepara Zambrano, Oscar Luis (Universitat Politècnica de Catalunya, 2019-01-10)
    Doctoral thesis
    Open Access
    The main objective of this thesis is the development of an adaptive mesh refinement (AMR) algorithm for computational fluid dynamics simulations using hexahedral and tetrahedral meshes. This numerical methodology is applied ...
  • Numerical simulation of frost growth and densification using deformable and static grids 

    Bartrons Casademont, Eduard (Universitat Politècnica de Catalunya, 2018-10-05)
    Doctoral thesis
    Open Access
    The present thesis aims at developing a basis for the numerical simulation of the growth and densification of macroscopic frost sheets. Notwithstanding the fact that icing has still a long way to fully understand its ...
  • Numerical simulation of bubbles and drops in complex geometries by using dynamic meshes 

    Gutiérrez Álvarez, Enrique (Universitat Politècnica de Catalunya, 2018-07-17)
    Doctoral thesis
    Open Access
    CFD techniques are important tools for the study of multiphase flows, because most of the physical phenomena of these flows often happen on space and time scales where experimental methodologies are impossible in practice. ...
  • Modelling and numerical simulation of combustion and multi-phase flows using finite volume methods on unstructured meshes 

    Muela Castro, Jordi (Universitat Politècnica de Catalunya, 2018-04-11)
    Doctoral thesis
    Open Access
    The present thesis is devoted to the development and implementation of mathematical models and numerical methods in order to carry out computational simulations of complex heat and mass transfer phenomena. Several areas ...
  • Curat tèrmic i fotocurat de resines epoxi per al control químic de la contracció i millora de la degradabilitat 

    Fernández Francos, Xavier (Universitat Politècnica de Catalunya, 2009-07-10)
    Doctoral thesis
    Open Access
    S’ha estudiat la copolimerització de resines epoxi amb una spirobislactona com a comonòmer per tal de controlar la contracció química durant el curat i millorar la seva degradabilitat per tal d’afavorir la seva recuperació ...
  • Multiphysics simulation in buildings 

    Souaihi, Oussama (Universitat Politècnica de Catalunya, 2017-12-22)
    Doctoral thesis
    Open Access
    Numerical simulation play an important role in the design, engineering, operation and management of buildings. It can help reducing energy consumption, improving indoor air quality and thermal comfort and provide quantitative ...
  • DNS of multiphase flows: study of atomization and free-surface phenomena 

    Schillaci, Eugenio (Universitat Politècnica de Catalunya, 2017-12-11)
    Doctoral thesis
    Open Access
    The present thesis focuses on the numerical analysis of some diverse physical set-up that involve the interaction of two -or three immiscible and incompressible phases. The simulations are carried out by means of finite-volume ...
  • Flow topology and small-scale dynamics in turbulent Rayleigh-Bénard convection 

    Dabbagh, Firas (Universitat Politècnica de Catalunya, 2017-09-06)
    Doctoral thesis
    Open Access
    Without fluid turbulence, life might have rather different look. The atmosphere and oceans could nearly maintain a much larger temperature differences resulting in ultimate heating or cooling to the earth surface. The water ...
  • Aerodynamic analysis of complex geometries using CFD 

    Aljure Osorio, David Eduardo (Universitat Politècnica de Catalunya, 2017-06-02)
    Doctoral thesis
    Open Access
    Aerodynamic analysis has become one of the most important tools in many engineering applications. In this sense, this thesis work is aimed at performing aerodynamic analysis of different geometries, expanding the available ...
  • Numerical simulation of flames using flamelet models 

    Ahmad, Shamshad (Universitat Politècnica de Catalunya, 2017-04-06)
    Doctoral thesis
    Open Access
    The thesis topic is located in the domain of numerical simulation of laminar flames. The principal aim of the presented research is the study of numerical techniques for the multidimensional simulation of flames with low ...
  • Towards a virtual platform for aerodynamic design, performance assessment and optimization of horizontal axis wind turbines 

    Martínez Valdivieso, Daniel (Universitat Politècnica de Catalunya, 2017-03-31)
    Doctoral thesis
    Open Access
    This thesis focuses on the study and improvement of the techniques involved on a virtual platform for the simulation of the Aerodynamics of Horizontal Axis Wind Turbines, with the ultimate objective of making Wind Energy ...

View more