Ara es mostren els items 181-200 de 220

    • Radars in transport applications 

      Ibáñez Pinillo, Rubén; Chinesta Soria, Francisco; Abisset-Chavanne, Emmanuelle; Abenius, Erik; Huerta, Antonio (Springer, 2020-02-28)
      Capítol de llibre
      Accés restringit per política de l'editorial
      In the recent years, automotive car industry is evolving towards a new generation of autonomous vehicles, where decision making is not fully perform by the driver but it partially relies on the technology of the car itself. ...
    • Real-time monitoring of thermal processes by reduced order modeling 

      Aguado, José Vicente; Huerta, Antonio; Chinesta, Francisco; Cueto Prendes, Elias (2015-05-04)
      Article
      Accés obert
      This work presents a simple technique for real-time monitoring of thermal processes. Real-time simulationbased control of thermal processes is a big challenge because high-fidelity numerical simulations are costly and ...
    • Real-time simulation techniques for augmented learning in science and engineering 

      Quesada, C.; González, D.; Alfaro, Icíar; Cueto Prendes, Elias; Huerta, Antonio; Chinesta, Francisco (Springer, 2016-11)
      Article
      Accés obert
      In this paper we present the basics of a novel methodology for the development of simulation-based and augmented learning tools in the context of applied science and engineering. It is based on the extensive use of model ...
    • Recovering lower bounds of the error by postprocessing implicit residual a posteriori error estimates 

      Díez, Pedro; Parés Mariné, Núria; Huerta, Antonio (2003-03)
      Article
      Accés obert
      Classical residual type error estimators approximate the error flux around the elements and yield upper bounds of the exact (or reference) error. Lower bounds of the error are also needed in goal oriented adaptivity and ...
    • Reshaping diagrams for bending straightening of forged aeronautical components 

      Mena Andrade, Ramiro; Aguado, José Vicente; Guinard, S.; Huerta, Antonio (2020-09-01)
      Article
      Accés obert
      Large and thick-walled aluminium forgings exhibit shape distortions induced by residual stresses. To restore the nominal geometry, a series of highly manual and time-consuming reshaping operations need to be carried out. ...
    • Reshaping of large aeronautical structural parts: a simplified simulation approach 

      Mena Andrade, Ramiro; Aguado, José Vicente; Guinard, S.; Huerta, Antonio (American Institute of Physics (AIP), 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Large aeronautical structural parts present important distortions after machining. This problem is caused by the presence of residual stresses, which are developed during previous manufacturing steps (quenching). Before ...
    • Seguiment, valoració i explotació d’un nou model docent 

      Huerta, Antonio; Puigví Burniol, Maria Àngels (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-02-11)
      Comunicació de congrés / Text en actes de congrés
      Accés obert
      Per tal de preparar la transició als nous graus, s’ha desenvolupat un nou model docent en els dos primers cursos de totes les titulacions del centre, Enginyeria de Camins, Enginyeria Geològica i Enginyeria Tècnica d’Obres ...
    • Separated response surfaces for flows in parametrised domains: comparison of a priori and a posteriori PGD algorithms 

      Giacomini, Matteo; Borchini, Luca; Sevilla Cárdenas, Rubén; Huerta, Antonio (2021-11-15)
      Article
      Accés obert
      Reduced order models (ROM) are commonly employed to solve parametric problems and to devise inexpensive response surfaces to evaluate quantities of interest in real-time. There are many families of ROMs in the literature ...
    • Shock capturing for discontinuous Galerkin methods 

      Casoni Rero, Eva; Huerta, Antonio (2009-04-23T10:42:49Z)
      Text en actes de congrés
      Accés obert
      This work is devoted to solve scalar hyperbolic conservation laws in the presence of strong shocks with discontinuous Galerkin methods (DGM). A standard approach is to use limiting strategies in order to avoid oscillations ...
    • Shock-capturing with discontinuous garlekin methods 

      Huerta, Antonio; Casoni Rero, Eva (2009-06-08T08:32:41Z)
      Text en actes de congrés
      Accés obert
      A shock capturing strategy for high order Discontinuous Galerkin methods for conservation laws is proposed. We present a method in the one-dimensional case based on the introduction of artificial viscosity into the ...
    • Simulación numérica del vertido y consolidación de residuos semi-solidos industriales y mineros 

      Rodríguez Ferran, Antonio; Huerta, Antonio (1992-09)
      Article
      Accés obert
      Los residuos semi-sólidos son desechos de diversas actividades productivas con un contenido de agua muy elevado. El tratamiento más común es el vertido en grandes balsas de almacenamiento. La simulación del llenado y de ...
    • Simulating squeeze flows in multiaxial laminates: towards fully 3D mixed formulations 

      Ibáñez, Rubén; Abisset-Chavanne, Emmanuelle; Chinesta, Francisco; Huerta, Antonio (2017-10)
      Article
      Accés restringit per política de l'editorial
      Thermoplastic composites are widely considered in structural parts. In this paper attention is paid to squeeze flow of continuous fiber laminates. In the case of unidirectional prepregs, the ply constitutive equation is ...
    • Solution of geometrically parametrised problems within a CAD environment via model order reduction 

      Sevilla Cárdenas, Rubén; Zlotnik, Sergio; Huerta, Antonio (2020-01-01)
      Article
      Accés obert
      The main objective of this work is to describe a general and original approach for computing an off-line solution for a set of parameters describing the geometry of the domain. That is, a solution able to include information ...
    • Space-time NURBS-enhanced finite elements for free-surface flows in 2D 

      Stavrev, A.; Knechtges, P.; Elgeti, S.; Huerta, Antonio (2016-10-07)
      Article
      Accés restringit per política de l'editorial
      The accuracy of numerical simulations of free-surface flows depends strongly on the computation of geometric quantities like normal vectors and curvatures. This geometrical information is additional to the actual degrees ...
    • Stability of anchored sheet wall in cohesive-frictional soils by FE limit analysis 

      Muñoz Romero, José; Lyamin, Andrei; Huerta, Antonio (2013-06-03)
      Article
      Accés obert
    • Stability of incompressible formulations enriched with X-FEM 

      Legrain, G; Moes, N; Huerta, Antonio (2008-04)
      Article
      Accés obert
      The treatment of (near-)incompressibility is a major concern for applications involving rubber-like materials, or when important plastic ows occurs as in forming processes. The use of mixed nite element methods is known ...
    • Stabilized updated Lagrangian corrected SPH for explicit dynamic problems 

      Vidal Seguí, Yolanda; Bonet, J; Huerta, Antonio (Wiley and Sons, 2007-03)
      Article
      Accés obert
      Smooth Particle Hydrodynamics with a total Lagrangian formulation are, in general, more robust than nite elements for large distortion problems. Nevertheless, updating the reference con¯guration may still be necessary in ...
    • Strict error bounds for linear solid mechanics problems using a subdomain-based flux-free method 

      Cottereau, R; Díez, Pedro; Huerta, Antonio (2009-09)
      Article
      Accés obert
      We discuss, in this paper, a flux-free method for the computation of strict upper bounds of the energy norm of the error in a Finite Element (FE) computation. The bounds are strict in the sense that they refer to the ...
    • Strict upper and lower boundswith adaptive remeshing in limit state analysis 

      Muñoz, José J.; Huerta, Antonio; Bonet Carbonell, Javier; Peraire Guitart, Jaume (2009-04-03T10:56:47Z)
      Text en actes de congrés
      Accés obert
      By writing the limit state analysis as an optimisation problem, and after resorting to suitable discretisations of the stress and velocity field, we compute strict bounds of the load factor. The optimisation problem is ...