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Ara es mostren els items 38-57 de 58

    • Lagrangian finite element model for the 3D simulation of glass forming processes 

      Ryzhakov, Pavel; García Espinosa, Julio; Oñate Ibáñez de Navarra, Eugenio (2016-12)
      Article
      Accés obert
      We propose here a numerical model for a three-dimensional simulation of glass forming processes. Using the basic philosophy of the Particle Finite Element method (PFEM), we introduce several new features adapting the ...

    • LES turbulence Models: relation with stabilized numerical methods 

      Valls Molina, Antonio; García Espinosa, Julio; Oñate Ibáñez de Navarra, Eugenio (2006-05)
      Report de recerca
      Accés obert
      Abstract One of the aims of this text is to show some important results in LES modelling and to identify which are main mathematical problems for the development of a complete theory. A relevant aspect of LES theory, which ...

    • Mecánica de fluidos 

      García Espinosa, Julio (Universitat Politècnica de Catalunya, 2013-06-01)
      Examen
      Accés restringit a la comunitat UPC

    • Mecánica de fluidos 

      García Espinosa, Julio (Universitat Politècnica de Catalunya, 2017-03-15)
      Examen
      Accés restringit a la comunitat UPC

    • Mecánica de fluidos. Teoría y práctica 

      García Espinosa, Julio (Universitat Politècnica de Catalunya, 2016-03-15)
      Examen
      Accés restringit a la comunitat UPC

    • Methodology and application to assess thermo-mechanical buckling in composite marine structures 

      Pacheco Blázquez, Rafael; Capua, Daniel di; García Espinosa, Julio; Casals, Ovidi (2023-01)
      Article
      Accés obert
      This paper describes the research performed within the scope of H2020 project FIBRE4YARD in the development of a suitable thermo-mechanical framework to analyse composite structures under fire loads. The thermo-mechanical ...

    • Non-linear dynamic analysis of the response of moored floating structures 

      Gutiérrez Romero, José Enrique; García Espinosa, Julio; Serván Camas, Borja; Zamora Parra, Blas (2016-09-01)
      Article
      Accés obert
      © 2016 Elsevier Ltd. The complexity of the dynamic response of offshore marine structures requires advanced simulations tools for the accurate assessment of the seakeeping behaviour of these devices. The aim of this work ...

    • Non-linear thermo-mechanical buckling approach for composite laminated marine structures. 

      Pacheco Blázquez, Rafael; Capua, Daniel di; García Espinosa, Julio; Casals, Ovidi (University of Edinburgh, 2021)
      Text en actes de congrés
      Accés obert
      This paper describes the behaviour of large-length ships built using fibre-reinforced plastic compositematerials under fire and large deformations. A novel methodology is proposed in order to analyseinelastic buckling and ...

    • On the interpolation of normal vectors for triangle meshes 

      Ubach de Fuentes, Pere-Andreu; Estruch Tena, Carlos; García Espinosa, Julio (John Wiley & Sons, 2013)
      Article
      Accés restringit per política de l'editorial
      This paper analyzes the problem arising from the need to assign information about the normal vectors to the surface at the nodes of a mesh of triangles. Meshes of triangles do not have normals uniquely defined at the nodes. ...

    • Prediction of total resistance coefficients using neural networks 

      Ortigosa Barragán, Inma; Revilla López, Guillermo; García Espinosa, Julio (2009-12)
      Article
      Accés obert
      The Holtrop & Mennen method is widely used at the initial design stage of ships for estimating the resistance of the ship (Holtrop and Mennen, 1982). The Holtrop & Mennen method provide a prediction of the total resistance’s ...

    • Presentació del grup CINMAR 

      García Espinosa, Julio; Espino Infantes, Manuel (2009-06-04)
      Audiovisual
      Accés obert

    • Projectos del buque y artefactos navales 

      García Espinosa, Julio (Universitat Politècnica de Catalunya, 2016-01-11)
      Examen
      Accés restringit a la comunitat UPC

    • Proyectos de Sistemas Navales 

      García Espinosa, Julio (Universitat Politècnica de Catalunya, 2013-06-17)
      Examen
      Accés restringit a la comunitat UPC

    • Seakeeping with the semi-Lagrangian particle finite element method 

      Nadukandi, Prashanth; Serván Camas, Borja; Becker, Pablo; García Espinosa, Julio (Springer, 2017-07)
      Article
      Accés obert
      The application of the semi-Lagrangian Particle Finite Element Method (SL–PFEM) for the seakeeping sim-ulation of the Wave Adaptive Modular Vehicle under spray generating conditions is presented. The time integration of ...

    • Ship hydrodynamics 

      Oñate Ibáñez de Navarra, Eugenio; García Espinosa, Julio; Idelsohn Barg, Sergio Rodolfo (2003-03)
      Report de recerca
      Accés obert
      This chapter presents an overview of some computational methods for analysis of ship hydrodynamics problems. Attention is focused on the description of a stabilized finite element formulation derived via a finite calculus ...

    • Sistema de predicción de resistencia basado en redes neuronales 

      Ortigosa Barragán, Inma; García Espinosa, Julio (2007-06-01)
      Report de recerca
      Accés obert
      Informe tècnic sobre un projecte d'investigació.

    • Stabilized finite element methods for convection-diffusion-reaction, Helmholtz and Stokes problems 

      Nadukandi, Prashanth; Oñate Ibáñez de Navarra, Eugenio; García Espinosa, Julio (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2012)
      Llibre
      Accés obert
      We present three new stabilized finite element (FE) based Petrov–Galerkin methods for the convection–diffusion–reaction (CDR), the Helmholtz and the Stokes problems, respectively.

    • Thermo-mechanical analysis of laminated composites shells exposed to fire 

      Pacheco Blázquez, Rafael; Capua, Daniel di; García Espinosa, Julio; Casals, Ovidi; Hakkarainen, Tuula (Elsevier, 2022-02)
      Article
      Accés obert
      This paper describes the research performed within the scope of H2020 project FIBRESHIP in the development and validation of a thermo-mechanical model to assess the fire performance of composite structures. A one-dimensional ...

    • Time domain simulation of coupled sloshing-seakeeping problems by SPH-FEM coupling 

      Serván Camas, Borja; Cercós Pita, J. L.; Colom Cobb, Jonathan; García Espinosa, Julio; Souto Iglesias, Antonio (2016-09-01)
      Article
      Accés obert
      The aim of this work is to carry out numerical simulations in the time domain of seakeeping problems taking into account internal flow in tanks, including sloshing. To this aim, a Smooth Particle Hydrodynamics (SPH) solver ...

    • Un método de elementos finitos para análisis hidrodinámico de estructuras navales 

      García Espinosa, Julio (Universitat Politècnica de Catalunya, 1999-12-20)
      Tesi
      Accés obert
      La predicción precisa de los efectos producidos por el acoplamiento fluido estructura para cuerpos parcial o totalmente sumergidos, incluyendo superficies libres, es un problema de gran relevancia en la ingeniería naval ...