Now showing items 1-20 of 31

    • 3D reconstruction of deformable objects with volume 

      Irastorza Ugalde, Beñat (Universitat Politècnica de Catalunya, 2016-10)
      Master thesis
      Restricted access - confidentiality agreement
    • A C0 interior penalty method for 4th order PDE's 

      Fojo Álvarez, Daniel (Universitat Politècnica de Catalunya, 2019-07)
      Master thesis
      Open Access
      Fourth order Partial Differential Equations (PDE's) arise in many different physic's fields. As an example, the research group for Mathematical and Computational Modeling at UPC LaCàN is studying flexoelectricity, a very ...
    • A Finite Element Method Solution to the Phase-Field Model of the Stefan Problem 

      Orteu Capdevila, Max (Universitat Politècnica de Catalunya, 2021-01)
      Bachelor thesis
      Open Access
      The heat equation is known as one of the easiest PDEs to solve. However, when we consider the case where two different phases coexist, (i.e. the so-called Stefan problem), suddenly everything becomes much harder to solve, ...
    • An introduction to parallel in time discretization of transport equations 

      Coronel Varillas, Solange (Universitat Politècnica de Catalunya, 2021-07)
      Master thesis
      Restricted access - confidentiality agreement
      Parallel in time integration methods is an interesting field of study, because of its new direction over parallelize. That is, when parallelization in space becomes saturated, the time direction becomes a new way in which ...
    • Comparison and coupling of continuous and hybridizable discontinuous Galerkin methods : application to multi-physics problems 

      Paipuri, Mahendra (Universitat Politècnica de Catalunya, 2018-03-21)
      Doctoral thesis
      Open Access
      Covenantee:   Instituto Superior Técnico Lisboa
      This thesis proposes a coupled continuous and hybridizable discontinuous Galerkin formulation to solve conjugate heat transfer problems. This model is then used to find the thermal response of Glass Fiber Reinforced Polymer ...
    • Computational modelling of flexoelectric materials based on C0-FEM for 4th order PDEs 

      Ventura Siches, Jordi (Universitat Politècnica de Catalunya, 2020-07)
      Master thesis
      Open Access
      El modelatge computacional de l'elasticitat de gradient de deformació i de l'acoblament electromecànic (és a dir, la exoelectricitat i la piezoelectricitat) sempre ha estat un repte atès l'alt ordre de les EDPs amb què es ...
    • Computational modelling of flexoelectricity-based 2D metamaterials 

      Balcells Quintana, Oscar (Universitat Politècnica de Catalunya, 2021-07)
      Master thesis
      Open Access
      We propose a methodology to impose generalised periodicity to the solution of the flexoelectric problem in the two-dimensional metamaterials design setting. To achieve this goal, we leverage an existing model for ...
    • Discontinuous finite elements for coupled problems 

      Oliver Parera, Maria (Universitat Politècnica de Catalunya, 2013-07)
      Master thesis
      Open Access
      El objetivo de este trabajo es estudiar las propiedades de formulaciones de elementos finitos para problemas acoplados Darcy-Stokes basadas en HDG.Las tareas a elegir entre los estudiantes y los supervisores son: colaborar ...
    • Dynamics of crack propagation with adaptive refinement based on unfitted meshes 

      Pons Puntí, Adrià (Universitat Politècnica de Catalunya, 2020-07)
      Master thesis
      Open Access
      Fracture mechanics is a field of mechanics concerned with the study of the propagation of cracks originated in different materials. This field has achieved great popularity in recent years, due to the massive interest of ...
    • Elementos finitos de alto orden para problemas con interfaces materiales 

      Barceló Mercader, Jordi (Universitat Politècnica de Catalunya, 2017-01)
      Bachelor thesis
      Restricted access - author's decision
      La solució de problemes amb intefícies materials és en l'actualitat un problema de gran interés. El mètode eXtended Finite Elements permet resoldre aquests tipus de problemes sense necessitat d'una malla que s'adapti a la ...
    • Estudi d’alternatives per a la resolució de problemes no lineals discretitzats amb HDG 

      Deumal Abizanda, Josep (Universitat Politècnica de Catalunya, 2013-07)
      Master thesis (pre-Bologna period)
      Open Access
      El treball Estudi d'alternatives per a la resolució de problemes no lineals discretitzats amb HDG, escrit per Josep Deumal A. tracta sobre la búsqueda i anàlisi de diferents metodologies de resolució del problema no lineal ...
    • Extended finite elements for problems with Voids 

      Li, Qian (Universitat Politècnica de Catalunya, 2013-07)
      Master thesis
      Open Access
      The Finite Element Method (FEM) is currently widely used for the numerical so- lution of boundary value problems de ned by Partial Di erential Equations. It has been successfully applied in many areas of applied sciences ...
    • Extended hybridizable discontinuous Galerkin method 

      Gürkan, Ceren (Universitat Politècnica de Catalunya, 2018-11-22)
      Doctoral thesis
      Open Access
      This thesis proposes a new numerical technique: the eXtended Hybridizable Discontinuous Galerkin (X-HDG) Method, to efficiently solve problems including moving boundaries and interfaces. It aims to outperform available ...
    • HDG para problemas de ondas : Análisis de la dispersión numérica y aplicaciones 

      Belda Ferrín, Guillem (Universitat Politècnica de Catalunya, 2014-07)
      Bachelor thesis
      Open Access
      En este trabajo se realiza un análisis de dispersión para los métodos Continuous Galerkin (CG) y Hybridizable Discontinuous Galerkin (HDG) al ser aplicados a la ecuación de Helmholtz en 1D. Se calcula la expresión del error ...
    • High-order hybridizable discontinuous Galerkin method for viscous compressible flows 

      Javadzadeh Moghtader, Mostafa (Universitat Politècnica de Catalunya, 2016-11-04)
      Doctoral thesis
      Open Access
      Computational Fluid Dynamics (CFD) is an essential tool for engineering design and analysis, especially in applications like aerospace, automotive and energy industries. Nowadays most commercial codes are based on Finite ...
    • Interactive cloning of 3D Objects 

      Gonzalvo Gelabert, Eduard (Universitat Politècnica de Catalunya, 2018-05)
      Bachelor thesis
      Open Access
      There are a lot of cases in real world where new technologies use a device (such as a camera or a sensor) to scan a point cloud from a real surface, in order to extract information of the geometry and make a processing of ...
    • Locally adaptive phase-field models and transition to fracture 

      Muixí Ballonga, Alba (Universitat Politècnica de Catalunya, 2020-11-30)
      Doctoral thesis
      Open Access
      This thesis proposes a new computational model for the efficient simulation of crack propagation, through the combination of a phase-field model in small subdomains around crack tips and a discontinuous model in the rest ...
    • Model de phase-field dinàmic per a fractura fràgil 

      De La Torre Israel, Sergi (Universitat Politècnica de Catalunya, 2019-07)
      Bachelor thesis
      Open Access
      Els models de phase-field per a fractura fràgil descriuen les fractures com a zones danyades mitjançant un camp continu que varia entre els estats intacte i trencat. En aquest treball, implementem numèricament un model de ...
    • Model de phase-field dinàmic per a fractura fràgil amb refinament adaptatiu 

      Farran Oliva, Jana (Universitat Politècnica de Catalunya, 2021-07)
      Bachelor thesis
      Open Access
      Els models de phase-field poden reproduir la propagació de fractures en diferents materials. En aquest treball, es desenvolupa una eina computacional per trobar la solució del model de phase-field dinàmic usant el mètode ...
    • Modelación numérica del oleaje en zonas costeras con batimetría no constante mediante elementos finitos 

      Modesto Galende, David (Universitat Politècnica de Catalunya, 2009-07)
      Master thesis
      Open Access
      En el presente documento se modela la propagaci´on de ondas lineales bajo una batimetr´ıa variable haciendo uso de la ecuaci´on Mild Slope en su formulaci´on frecuencial. El m´etodo num´erico escogido es Elementos Finitos ...