Exploració per autor "Díez, Pedro"
Ara es mostren els items 83-102 de 145
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Hierarchical x-fem applied to n-phase flow
Zlotnik, Sergio; Díez, Pedro (2009-06-02T09:26:48Z)
Text en actes de congrés
Accés obertIn this work we proposed an extencion of the level set technique to track any number of free surfaces. This extension is based in a hierarchical ordering of several level set functions. To complete the X–FEM approach, the ... -
Hierarchical X-FEM for n-phase flow (n > 2)
Zlotnik, Sergio; Díez, Pedro (2009-01)
Article
Accés obertThe eXtended Finite Element Method (X-FEM) has been successfully used in two-phase flow problems involving a moving interface. In order to simulate problems involving more than two phases, the X-FEM has to be further ... -
Hybrid analytical-numerical methodology for computationally efficient pre-design analysis of fluid-structure interaction
Rubio, Jordi; Iakovlev, Serguei; Díez, Pedro (CIMNE, 2015)
Text en actes de congrés
Accés obertAnalytical approach to modeling the interaction between submerged elastic structures and non-stationary loads has long been recognized as an attractive tool of engineering analysis, especially at the pre-design stage ... -
Implicit residual type error estimators
Huerta, Antonio; Díez, Pedro (Springer, 2016)
Capítol de llibre
Accés restringit per política de l'editorialThe error associated with a numerical solution is intimately related with the residual, that is the lack of verification of the equation by the approximated solution. The residual is computable but obtaining the exact ... -
Inclusió de les tic en el portafoli de l’estudiant per a l’ensenyament dels mètodes numèrics
Sarrate Ramos, Josep; Rodríguez Ferran, Antonio; Fernández Méndez, Sonia; Sevilla Cárdenas, Rubén; Rozados, Oriol; Díez, Pedro; Huerta, Antonio (2009-02-12T13:49:56Z)
Comunicació de congrés / Text en actes de congrés
Accés obertLa finalitat d’aquest projecte ha estat la millora de la formació global dels estudiants. Concretament, mitjançant la creació d’un portafoli que contingui les diferents activitats que ha realitzat l’estudiant al llarg ... -
Integrated tool for the acoustic assessment and monitoring of marine activities and operations
Moura, André; Lopes, Diogo; Cruz, Erica; Hospital Bravo, Raúl; Sarrate Ramos, Josep; Díez, Pedro (2015)
Text en actes de congrés
Accés obert -
Internet-based tutorial providing mathematical complements for technical master students: TIMEMathCom
Estela Carbonell, M. Rosa; Díez, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThe mathematical background of international students in Technical Master programs is pretty heterogeneous. They often lack of a sound basis in specific topics, which are necessary to follow the Master. Filling this gap ... -
Introduction to the finite element method
Oñate Ibáñez de Navarra, Eugenio; Díez, Pedro; Zárate Araiza, José Francisco; Larese De Tetto, Antonia (Universitat Politècnica de Catalunya, 2008-10)
Apunts
Accés obert -
La Ingeniería Computacional en la Escuela de Caminos de Barcelona
Huerta, Antonio; Díez, Pedro; Fernández Méndez, Sonia; Pérez Foguet, Agustí; Rodríguez Ferran, Antonio; Sarrate Ramos, Josep (UCLM-ETS Ingenieros de Caminos Ciudad Real, 2003)
Text en actes de congrés
Accés obertLa ingeniería computacional se ha consolidado ya como una disciplina horizontal en el ámbito de la ingeniería civil. La modelización numérica es, cada vez más, una alternativa para el cálculo y diseño en inge niería a los ... -
Maths complements for Computational Mechanics a ATENEA Labs
Estela Carbonell, M. Rosa; Díez, Pedro; Saà Seoane, Joel; Villalonga Pons, Juana María (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-06-04)
Comunicació de congrés
Accés obertEls estudiants que ingressen als màsters en anglès de la UPC provinents d’altres països sovint tenen carències en coneixements bàsics de matemàtiques que s’imparteixen al primer cicle (Bachelor). El nostre projecte consisteix ... -
Meshless methods in dual analysis: theoretical and implementation issues
Ivannikov, Vladimir; Tiago, C.; Almeida, José Paulo Moitinho de; Díez, Pedro (2013-12)
Article
Accés obertThis paper presents a meshless implementation of dual analysis for 2D linear elasticity problems. The derivation of the governing systems of equations for the discretized compatible and equilibrated models is detailed and ... -
Modal-based goal-oriented error assessment and adaptivity for structural dynamics
Verdugo Rojano, Francesc; Parés Mariné, Núria; Díez, Pedro (2014)
Text en actes de congrés
Accés obert -
Modal-based goal-oriented error assessment for timeline-dependent quantities in transient dynamics
Verdugo Rojano, Francesc; Parés Mariné, Núria; Díez, Pedro (John Wiley & Sons, 2013-08-24)
Article
Accés restringit per política de l'editorialThis article presents a new approach to assess the error in specific quantities of interest in the framework of linear elastodynamics. In particular, a new type of quantities of interest (referred as timeline-dependent ... -
Model validation for the numerical simulation of the Double Punch Test
Pros Parés, Alba; Díez, Pedro; Molins i Borrell, Climent (2008)
Text en actes de congrés
Accés obertThe Double Punch test, an indirect traction test, is simulated numerically considering two different models (the nonlocal Mazars damage model and an heuristic crack model with joint elements). The test was designed to ... -
Modeling steel fiber reinforced concrete: numerical immersed boundary approach and a phenomenological mesomodel for concrete-fiber interaction
Pros Parés, Alba; Díez, Pedro; Molins i Borrell, Climent (John Wiley & Sons, 2012-04)
Article
Accés obertSteel fiber reinforced concrete (SFRC) allows overcoming brittleness and weakness under tension, the main drawbacks of plain concrete. The influence of the fibers on the behavior of SFRC depends on their shape, length, ... -
Modeling, with a unified level-set representation, of the expansion of a hollow in the ground under different physical phenomena
Cottereau, Regis; Díez, Pedro; Huerta, Antonio (2010)
Article
Accés obertThis paper builds on the flexibility of the level-set representation to model in a unified manner the expansion of a hollow in the ground under different physical phenomena. In particular, the dissolving action of a flow ... -
Modelling gravitational instabilities: slab break-off and Rayleigh-Taylor diapirism
Zlotnik, Sergio; Fernández, Manel; Díez, Pedro; Vergés, Jaume (2008-08)
Article
Accés obertA non-standard new code to solve multiphase viscous thermo–mechanical problems applied to geophysics is presented. Two numerical methodologies employed in the code are described: A level set technique to track the position ... -
Monitoring a PGD solver for parametric power flow problems with goal-oriented error assessment
García Blanco, Raquel; Borzacchiello, Domenico; Chinesta, Francisco; Díez, Pedro (John Wiley & Sons, 2017-08)
Article
Accés obertThe parametric analysis of electric grids requires carrying out a large number of Power Flow computations. The different parameters describe loading conditions and grid properties. In this framework, the Proper Generalized ... -
Nonintrusive parametric NVH study of a vehicle body structure
Cavaliere, Fabiola; Zlotnik, Sergio; Sevilla Càrdenas, Ruben; Larráyoz Izcara, Xabier; Díez, Pedro (Taylor & Francis Group, 2022-06-27)
Article
Accés obertA reduced order model technique is presented to perform the parametric Noise, Vibration and Harshness (NVH) study of a vehicle body-in-white (BIW) structure characterized by material and shape design variables. The ultimate ... -
Nonintrusive parametric solutions in structural dynamics
Cavaliere, Fabiola; Zlotnik, Sergio; Larráyoz Izcara, Xabier; Díez, Pedro (2022-02-01)
Article
Accés obertA nonintrusive reduced order method able to solve a parametric modal analysis is proposed in this work. The main objective is being able to efficiently identify how a variation of user-defined parameters affects the dynamic ...