Enviaments recents

  • Multi-objective design optimisation of stamping process for advanced high strength steels 

    Lee, Dong Seop; Pons Prats, Jordi; Espinoza Román, Héctor Gabriel; Fruitós Bickham, Óscar Alejandro; Oñate Ibáñez de Navarra, Eugenio (2012)
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    The paper investigates the multi-objective design optimisation of stamping process to control both the shape and quality of final Advanced High Strength Steels (AHSSs) in terms of springback and safety using Distributed ...
  • GPR building inspection: Examples of building structures assessed with Ground Penetrating Radar 

    Pérez Gracia, María de la Vega; Caselles Magallón, Josep Oriol; Clapés Boixader, Jaume; Santos Assunçao, Sonia (University of Edinburgh, 2017)
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    The GPR assessment of buildings depends on the structure or part of the building studied. In this paper, three different case study are presented, all of them about old buildings that need to be restored or modified. ...
  • Simulation of penetration problems in geomechanics 

    Gens Solé, Antonio; Arroyo Alvarez de Toledo, Marcos; Carbonell Puigbó, Josep Maria; Ciantia, Matteo Oryem; Monforte Vila, Lluís (2017)
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    The simulation of penetration problems in geomaterials is a challenging problem as it involves large deformations and displacements as well as strong non-linearities affecting material behaviour, geometry and contact ...
  • Modeling of surface wear by the particle finite element method: application to tunneling processes 

    Carbonell Puigbó, Josep Maria; Suárez Arroyo, Benjamín; Oñate Ibáñez de Navarra, Eugenio (2009)
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    This work introduces the advances in the Particle Finite Element Method (PFEM) for the modeling of contact and wear between solid materials. The PFEM is an original conjunction of solution strategies. The method has its ...
  • Development of a multimaterial additive manufacturing process for electronic devices 

    Muguruza Blanco, Asier; Bonada Bo, Jordi; Gómez Fernández, Agustín; Minguella Canela, Joaquim; fernandes, joana; Ramos, Francisco; Xuriguera Martin, Elena; Varea Espelt, Aida; Cirera Hernandez, Albert (2017)
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    In order to increase the versatility of additive manufacturing multimaterial processes, a hybrid system has been developed, which is capable of combin ing 3D printing technology by DLP (Digital Light Processing) with a two ...
  • Influence of exposure time on mechanical properties and photocuring conversion ratios for photosensitive materials used in additive manufacturing 

    Bonada Bo, Jordi; Muguruza Blanco, Asier; Fernández Francos, Xavier; Ramis Juan, Xavier (2017)
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    The influence of UV post - curing process on mechanical properties as well as photocuring conversion ratios is presented. An analytical model to determinate the conversion ratio for frontal polymerization is used t o define ...
  • Diseño y primeros resultados de tres ensayos de lanzamiento de bloques de roca para el estudio de la fragmentación 

    Gili Ripoll, José Antonio; Matas Casado, Gerard; Corominas Dulcet, Jordi; Núñez Andrés, María Amparo; Lantada Zarzosa, Maria de Las Nieves; Ruiz Carulla, Roger; Mavrouli, Olga; Buill Pozuelo, Felipe; Moya Sánchez, José; Prades Valls, Albert; Puig i Polo, Càrol; Martínez Bofill, Joan; Salo Salgado, Lluis (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2017)
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    RESUMENLa caída de bloques de roca sobre infraestructuras y zonas urbanizadas causa elevados daños y alguna víctima cada año en nuestro país. Los modelos de propagación existentes no tienen en cuenta la fragmentación durante ...
  • Seismic damage assessment of URM buildings: a comparison of non-linear static procedures 

    González Drigo, José Ramón; Ávila Haro, Jorge Arturo; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro (2016)
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    In the scientific literature, a significant number of non-linear procedures are proposed in order to evaluate the seismic vulnerability of a building. In this work, and in the context of the Risk-UE methodology, a complete ...
  • New parametric model for capacity curves and a new capacity based damage index 

    Pujades Beneit, Lluís; Vargas Alzate, Yeudy Felipe; Barbat Barbat, Horia Alejandro; González Drigo, José Ramón; Díaz-Alvarado, S.A.; Hidalgo-Leiva, D.A. (2016)
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    A recently proposed parametric model re-conceptualizes capacity curves as composed by linear and non-linear parts. The normalized non-linear capacity curve can be modelled by a cumulative lognormal function. While the ...
  • Seismic assessment of high-rise URM buildings: a probabilistic approach 

    Ávila Haro, Jorge Arturo; González Drigo, José Ramón; Pujades Beneit, Lluís; Barbat Barbat, Horia Alejandro (2016)
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    The definition of the seismic demand and the correct characterization of the mechanical properties of the materials are two of the major difficulties in the seismic damage assessment of unreinforced masonry buildings due ...
  • Numerical homogenization and experimental validation of a composite plate using modal analysis 

    Pérez Martínez, Marco Antonio; Gil Espert, Lluís; Hammami, Farah; Neifar, Mondher; Chafra, Moez (2010)
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    A Finite Element (FE) simulation and an experimental (EXP) test are performed for the validation of the homogenized global elastic properties of a composite material plate. Composite material homogenization is based on ...
  • The RockRisk project: rockfall risk quantification and prevention 

    Corominas Dulcet, Jordi; Lantada Zarzosa, Maria de Las Nieves; Gili Ripoll, José Antonio; Ruiz Carulla, Roger; Matas Casado, Gerard; Mavrouli, Olga Christina; Núñez Andrés, María Amparo; Moya Sánchez, José; Buill Pozuelo, Felipe; Abellán Fernández, Antonio; Puig i Polo, Càrol; Prades Valls, Albert; Martínez Bofill, Joan; Salo Salgado, Lluis (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2017)
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    Rockfalls are frequent instability processes in road cuts, open pit mines and quarries, steep slopes and cliffs. The orientation and persistence of joints within the rock mass define the size of the kinematically unstable ...

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