Exploració per altres contribucions "Díez, Pedro"
Ara es mostren els items 1-20 de 32
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Advanced numerical techniques for inverse problems in geophysics
(Universitat Politècnica de Catalunya, 2020-12-18)
Tesi
Accés obertThis thesis presents an efficient methodology to couple Model Order Reduction techniques within the framework of geophysical probabilistic inversion problems. Accurate models of the interaction between Earth inner processes ... -
Anàlisi de sensibilitat per un model geofísic
(Universitat Politècnica de Catalunya, 2016-09-22)
Treball Final de Grau
Accés restringit per decisió de l'autorLes mesures geològiques per identificar paràmetres geofísics es comparen amb el resultat de models numèrics. En particular, per identificar estructures geològiques en escales de l'ordre dels 1000 km, es fan servir models ... -
Computational uncertainity quantification in pressure-driven fracture processes
(Universitat Politècnica de Catalunya, 2020-03-28)
Tesi
Accés obert
Realitzat a/amb: Technische Universiteit EindhovenUncertainty quantification is important in assessing and predicting the performance of complex engineering systems and processes, especially in the absence of adequate experimental or real-world data. With the increase ... -
Computational vademecums for lattice materials using algebraic PGD
(Universitat Politècnica de Catalunya, 2019-09-24)
Tesi
Accés obertThis dissertation is motivated by the concept of materials by design. Focusing on structures, this states that the properties in a mechanical component are not only inherited by its constituent material, but also by the ... -
Coupling Uncertainty Quantifications of the B-Pillar Stamping Process and the Side Crash using Machine Learning
(Universitat Politècnica de Catalunya, 2022-07-15)
Projecte Final de Màster Oficial
Accés obertLes proves de xoc a la indústria automotriu són essencials per verificar l'equip de seguretat d'un vehicle i, per tant, són extremadament exigents. Moltes variables, que sorgeixen per les toleràncies de fabricació, causen ... -
Efficient solvers for power flow equations : parametric solutions with accuracy control assessment
(Universitat Politècnica de Catalunya, 2017-02-09)
Tesi
Accés obertThe Power Flow model is extensively used to predict the behavior of electric grids and results in solving a nonlinear algebraic system of equations. Modeling the grid is essential for design optimization and control. Both ... -
Error assessment and adaptivity for structural transient dynamics
(Universitat Politècnica de Catalunya, 2013-10-15)
Tesi
Accés obertThe finite element method is a valuable tool for simulating complex physical phenomena. However, any finite element based simulation has an intrinsic amount of error with respect to the exact solution of the selected ... -
Error control for the Stokes’ problem based on a flux free a posteriori error estimator
(Universitat Politècnica de Catalunya, 2009-02-03)
Tesina
Accés obertThis thesis reviews a method introduced by Larsson et al. for the incompressible Stokes’ problem. The method is devoted to computing bounds for the outputs of interest, as well as perform an adaptive mesh refinement. An ... -
Error estimation and adaptivity for PGD solutions
(Universitat Politècnica de Catalunya, 2020-12-29)
Tesi
Accés obertA significant part of the current research efforts in computational mechanics is focused on analyzing and handling large amounts of data, exploring high dimensional parametric spaces and providing answers to increasingly ... -
Kernel principal component analysis for dimensionality reduction of nonlinear data
(Universitat Politècnica de Catalunya, 2019-09)
Treball Final de Grau
Accés restringit per acord de confidencialitat
Realitzat a/amb: DECA -
Model order reduction methods for sensor data assimilation to support the monitoring of embankment dams
(Universitat Politècnica de Catalunya, 2022-06-28)
Tesi
Accés obert
Realitzat a/amb: Université libre de BruxellesThe latest monitoring and asset management technologies for large infrastructures involve digital representations that integrate information and physical models, exist in parallel to the real-life structures, and are ... -
Model order reduction of coupled thermo-hydro-mechanical processes in geo-environmental applications
(Universitat Politècnica de Catalunya, 2022-02-01)
Tesi
Accés obertIn a large number of geo-environmental applications, it is essential to model coupled processes that depend on several design parameters such as material properties and geometrical features. Thermo-hydro-mechanical (THM) ... -
Modificación de la NA-6310
(Universitat Politècnica de Catalunya, 2005-06-10)
Projecte/Treball Final de Carrera
Accés obertSe plantea con motivo de la construcción de la autovía Pamplona Logroño y dentro de las actuaciones que hay que llevar a cavo en la red local de carreteras para conectarse con la nueva infraestructura el realizar un ... -
Numerical approach for modeling steel fiber reinforced concrete
(Universitat Politècnica de Catalunya, 2012-02-06)
Tesi
Accés obertOne alternative to overcome the main drawbacks of plain concrete in tension (its brittleness and weakness) is Steel Fiber Reinforced Concrete (SFRC), a technique introduced in the 70's, which consists of adding steel fibers ... -
Numerical modeling of the underwater acoustic impact of offshore stations
(Universitat Politècnica de Catalunya, 2021-07-05)
Tesi
Accés obertThe design of offshore power stations (for wind, wave or tidal energy generation) requires assessing their environmental impact. In particular, it is of the major importance to predict the impact of the generated subsea ... -
Numerical modelling and analysis of pore architecture in bone regeneration scaffolds
(Universitat Politècnica de Catalunya, 2020-06)
Projecte Final de Màster Oficial
Accés obertBone regeneration constitutes a major field within tissue engineering and it is receiving widespread attention. Bone fractures are often difficult to heal. Traditional repair methods usually yield unsatisfactory results. ... -
Numerical simulation of fast transient phenomena in fluid-structure systems
(Universitat Politècnica de Catalunya, 2012-06)
Tesina
Accés obert -
Optimal location of distributed generators in electrical grids
(Universitat Politècnica de Catalunya, 2014-02-25)
Tesina
Accés obertEsta tesina esta basada en la implementación de métodos numéricos en el cálculo de pérdidas de potencia en redes eléctricas y la introducción de la tecnología de Generación Distribuida, apoyada por las Smart Grids (redes ... -
Parametric modelling of air pollution transport towards real time simulation
(Universitat Politècnica de Catalunya, 2021-06-21)
Projecte Final de Màster Oficial
Accés obertEl objetivo de esta tesis es profundizar en el conocimiento de la contaminación atmosférica estudiando el proceso de transporte de los contaminantes una vez que entran en contacto con la atmósfera. Para simular este proceso ... -
Petrov-Galerkin Proper Generalized Decomposition strategies for convection-diffusion problems
(Universitat Politècnica de Catalunya, 2020-06-22)
Projecte Final de Màster Oficial
Accés obertThe present thesis explores the capabilities of a dual based Petrov-Galerkin Proper Generalised Decom-position (PGD) method to solve non self-adjoint parametric partial differential equations (PDE). The(consistent) Galerkin ...