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Ara es mostren els items 8-22 de 22

    • Computational analysis of resisting marine FRP divisions exposed to fire. Application to the analysis of ship structures. 

      Pacheco Blázquez, Rafael; Capua, Daniel di; García Espinosa, Julio; Casals, Ovidi; Hakkarainen, Tuula; Tissari, Alexandra; Korkealaakso, Antti (University of Edinburgh, 2021)
      Text en actes de congrés
      Accés obert
      In this paper a numerical model for thermo-mechanical analysis of laminated composite structures under fire exposure is presented. The analysis is solved using a decoupled approach where temperature modifies ...

    • Conserving algorithms for frictionless and full stick friction dynamic contact problems using the direct elimination method 

      Agelet de Saracibar Bosch, Carlos; Capua, Daniel di (John Wiley & sons, 2018-02)
      Article
      Accés obert
      In this paper, conserving time-stepping algorithms for frictionless and full stick friction dynamic contact problems are presented. Time integration algorithms for frictionless and full stick friction dynamic contact ...

    • Digital photogrammetry, GPR and computational analysis of structural damages in a mediaeval bridge 

      Arias, P; Armesto, J; Capua, Daniel di; González Drigo, José Ramón; Lorenzo, H; Pérez Gracia, María de la Vega (Elsevier, 2007-02)
      Article
      Accés restringit per política de l'editorial
      Traditional architectonic heritage elements are fragile and irreplaceable resources, signs of the ancient ways of life and the history of the modern societies, and essential valuable elements of the own landscape of a ...

    • Fatigue analysis of a naval composite structure 

      Jurado Granados, Joel; Martínez García, Javier; Barbu, Lucia Gratiela; Capua, Daniel di (CRC Press, 2020)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The use of composite materials in marine industry has many potential benefits, such as lower weight. However, there are still some failure mechanisms, such as fatigue, that are not yet completely under- stood. This work ...

    • Fatigue prediction of composite materials, based on serial/parallel mixing theory 

      Jurado Granados, Joel; Martínez García, Javier; Barbu, Lucia Gratiela; Capua, Daniel di (2022-03-31)
      Article
      Accés restringit per política de l'editorial
      In this work, a numerical procedure to obtain the fatigue performance of composite laminates is proposed. The formulation used is based on the Serial/Parallel Mixing Theory (SP-RoM) and a fatigue damage model. The SP-RoM ...

    • Fully 3D ship hydroelasticity: Monolithic versus partitioned strategies for tight coupling 

      Serván Camas, Borja; Capua, Daniel di; García Espinosa, Julio; Sa López, Daniel (2021-11-01)
      Article
      Accés obert
      This paper analyzes the partitioned and monolithic strategies to simulate tightly coupled hidroelastic problems. The seakeeping hydrodynamics solver used is based on a first-order linear time-domain FEM model with forward ...

    • GPR resolution in cultural heritage applications 

      Pérez Gracia, María de la Vega; Capua, Daniel di; González Drigo, José Ramón; Caselles Magallón, Josep Oriol; Pujades Beneit, Lluís; Salinas Naval, Víctor (2010-06-21)
      Text en actes de congrés
      Accés obert
      The non-destructive study of historical buildings, archaeological sites and other Cultural Heritage structures requires high resolution methodologies and a good knowledge of the potential of the different methods. Laboratory ...

    • Laboratory characterization of a GPR antenna for high-resolution testing: radiation pattern and vertical resolution 

      Pérez Gracia, María de la Vega; Capua, Daniel di; González Drigo, José Ramón; Pujades Beneit, Lluís (2009-06)
      Article
      Accés restringit per política de l'editorial
      High-resolution ground-penetrating radar (GPR) evaluations of structures are usually carried out using antennas with high nominal centre frequencies (between 1 and 2GHz). A comprehensive characterization of such an antenna ...

    • 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 ...

    • Modelo higro-termo-mecánico para el hormigón expuesto al fuego 

      Capua, Daniel di; Oñate Ibáñez de Navarra, Eugenio; Marí Bernat, Antonio Ricardo (Universitat Politècnica de Catalunya, 2009)
      Article
      Accés obert
      En este artículo se presenta un modelo higro-termo-mecánico para el hormigón expuesto al fuego el cual está basado en la mecánica de medios porosos no saturados de Coussy. Las variables de estado del modelo se derivan de ...

    • Modelo higro-termo-mecánico para estructuras de hormigón armado expuestas al fuego 

      Capua, Daniel di; Marí Bernat, Antonio Ricardo; Oñate Ibáñez de Navarra, Eugenio (International Centre for Numerical Methods in Engineering (CIMNE), 2009)
      Llibre
      Accés obert
      Cuando una estructura de hormigón armado queda expuesta a la acción del fuego se roducen, tanto en el hormigón como en el acer. un conjunto de fenómenos físico-químicos que pueden comprometer la estabilidad de la misma. ...

    • 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 ...

    • Numerical and experimental procedure for material calibration using the serial/parallel mixing theory, to analyze different composite failure modes 

      Jurado Granados, Joel; Martínez García, Javier; Nash, Niamh; Bachour, Carlos; Manolakis, Ioannis; Comer, Anthony; Capua, Daniel di (2019-01-01)
      Article
      Accés obert
      This work proposes a calibration procedure to obtain the material parameters required by the Serial/Parallel Mixing Theory for the analysis of composites. A set of experimental tests are defined to obtain the main composite ...

    • 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 ...

    • Two-noded zigzag beam element accounting for shear effects based on an extended Euler Bernoulli theory 

      Capua, Daniel di; Oñate Ibáñez de Navarra, Eugenio (2015-11-15)
      Article
      Accés obert
      We present a new 2-noded beam element based on the refined zigzag theory and the classical Euler-Bernoulli beam theory for the static analysis of composite laminate and sandwich beams. The proposed element is able to take ...