Browsing by Contributor "Fernández Méndez, Sonia"
Now showing items 1-20 of 35
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3D reconstruction of deformable objects with volume
(Universitat Politècnica de Catalunya, 2016-10)
Master thesis
Restricted access - confidentiality agreement
Covenantee: Consejo Superior de Investigaciones Científicas -
A C0 interior penalty method for 4th order PDE's
(Universitat Politècnica de Catalunya, 2019-07)
Master thesis
Open AccessFourth 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
(Universitat Politècnica de Catalunya, 2021-01)
Bachelor thesis
Open AccessThe 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
(Universitat Politècnica de Catalunya, 2021-07)
Master thesis
Restricted access - confidentiality agreement
Covenantee: Barcelona Supercomputing CenterParallel 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 ... -
Assessment of air pollution health co-benefits of Net-zero climate policies
(Universitat Politècnica de Catalunya, 2022-07)
Master thesis
Open AccessOutdoor air pollution is responsible for a substantial amount of premature deaths and severe illnesses. Just in 2019, according to the GBD, it caused 124.21 million (95% CI 98.89-147.63) DALYs and 4.505 million (95% CI ... -
Comparison and coupling of continuous and hybridizable discontinuous Galerkin methods : application to multi-physics problems
(Universitat Politècnica de Catalunya, 2018-03-21)
Doctoral thesis
Open Access
Covenantee: Instituto Superior Técnico LisboaThis 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 modeling of flexoelectrity and applications
(Universitat Politècnica de Catalunya, 2022-10)
Master thesis
Open AccessIn this thesis we focus on computational modelling of flexoelectricity for the design of metamaterials exhibiting apparent piezoelectricity. To do this, we introduce generalized periodicity conditions in an existing finite ... -
Computational modelling of flexoelectric materials based on C0-FEM for 4th order PDEs
(Universitat Politècnica de Catalunya, 2020-07)
Master thesis
Open AccessEl 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
(Universitat Politècnica de Catalunya, 2021-07)
Master thesis
Open AccessWe 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
(Universitat Politècnica de Catalunya, 2013-07)
Master thesis
Open AccessEl 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
(Universitat Politècnica de Catalunya, 2020-07)
Master thesis
Open AccessFracture 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
(Universitat Politècnica de Catalunya, 2017-01)
Bachelor thesis
Restricted access - author's decisionLa 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
(Universitat Politècnica de Catalunya, 2013-07)
Master thesis (pre-Bologna period)
Open AccessEl 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
(Universitat Politècnica de Catalunya, 2013-07)
Master thesis
Open AccessThe 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
(Universitat Politècnica de Catalunya, 2018-11-22)
Doctoral thesis
Open AccessThis 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
(Universitat Politècnica de Catalunya, 2014-07)
Bachelor thesis
Open AccessEn 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
(Universitat Politècnica de Catalunya, 2016-11-04)
Doctoral thesis
Open AccessComputational 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
(Universitat Politècnica de Catalunya, 2018-05)
Bachelor thesis
Open Access
Covenantee: University of TorontoThere 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
(Universitat Politècnica de Catalunya, 2020-11-30)
Doctoral thesis
Open AccessThis 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 ... -
Mesh adaptation for turbine alignment in wind farm simulation
(Universitat Politècnica de Catalunya, 2022-10)
Master thesis
Open Access
Covenantee: Barcelona Supercomputing CenterAn alternative approach for the mesh generation process in wind farm modeling is explained, based on metric-driven mesh adaptation to the actuator disc models of the turbines. Unlike the standard approach based treating ...
