Ara es mostren els items 1-20 de 24

  • Advances in the modelling of excavation and cutting tool wear with the particle finite element method 

    Carbonell Puigbó, Josep Maria; Oñate Ibáñez de Navarra, Eugenio; Suárez Arroyo, Benjamín (Aedificatio, 2013)
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    This work presents the new advances on the Particle Finite Element Method (PFEM) for the modeling of excavation processes and the wear of the cutting tools. In the PFEM [3, 9, 6], the continuum solid domains are defined ...
  • Advances in the particle finite element method (PFEM) for solving coupled problems in engineering 

    Oñate Ibáñez de Navarra, Eugenio; Idelsohn Barg, Sergio Rodolfo; Celigueta Jordana, Miguel Ángel; Rossi, Riccardo; Marti, J.; Carbonell Puigbó, Josep Maria; Ryzhakov, Pavel; Suárez Arroyo, Benjamín (Springer, 2011)
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    We present some developments in the formulation of the Particle Finite Element Method (PFEM) for analysis of complex coupled problems on fluid and solid mechanics in engineering accounting for fluid-structure interaction ...
  • A particle finite element method (PFEM) for coupled thermal analysis of quasi and fully incompressible flows and fluid-structure interaction problems 

    Oñate Ibáñez de Navarra, Eugenio; Franci, Alessandro; Carbonell Puigbó, Josep Maria (Springer, 2014)
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    This book presents and discusses mathematical models, numerical methods and computational techniques used for solving coupled problems in science and engineering. It takes a step forward in the formulation and solution of ...
  • A particle method for the simulation of ground excavation processes 

    Carbonell Puigbó, Josep Maria; Suárez Arroyo, Benjamín; Oñate Ibáñez de Navarra, Eugenio (2009)
    Comunicació de congrés
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  • Continuous chip formation in metal cutting processes using the Particle Finite Element Method (PFEM) 

    Rodríguez, J. M.; Carbonell Puigbó, Josep Maria; Cante Terán, Juan Carlos; Oliver Olivella, Xavier (2017-08-01)
    Article
    Accés obert
    This paper presents a study on the metal cutting simulation with a particular numerical technique, the Particle Finite Element Method (PFEM) with a new modified time integration algorithm and incorporating a contact algorithm ...
  • Coupled effective stress analysis of insertion problems in geotechnics with the Particle Finite Element Method 

    Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Carbonell Puigbó, Josep Maria; Gens Solé, Antonio (Elsevier, 2018-09)
    Article
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    This paper describes a computational framework for the numerical analysis of quasi-static soil-structure insertion problems in water saturated media. The Particle Finite Element Method is used to solve the linear momentum ...
  • Damage analysis of masonry structures subjected to rockfalls 

    Mavrouli, Olga Christina; Giannopoulos, P. G.; Carbonell Puigbó, Josep Maria; Syrmakezis, Costas (2017-06-01)
    Article
    Accés obert
    Masonry structures present substantial vulnerability to rockfalls. The methodologies for the damage quantification of masonry structures subjected to rockfalls are scarce. An analytical procedure for the damage assessment ...
  • Evaluation of multilayer pavement viscoelastic properties from falling weight deflectometer using neural networks 

    González Lopez, Jose Manuel; Carbonell Puigbó, Josep Maria; van Bijsterveld, Wouter (2014)
    Comunicació de congrés
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    The measurements obtained with the falling weight deflectometer are typically used in a linear-static backcalculation procedure to determine the mechanical parameters of the asphalt pavement. The surface deflections caused ...
  • Explicit finite deformation stress integration of the elasto-plastic constitutive equations 

    Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Carbonell Puigbó, Josep Maria (CRC Press Taylor & Francis Group, 2014)
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    In this work, an explicit integration scheme for hyperelastic-based finite strains elasto-plasticity is presented. One step update equations are obtained from the large deformation multiplicative elasto-plasticity theory, ...
  • Generation of segmental chips in metal cutting modelled with the PFEM 

    Rodriguez Prieto, Juan Manuel; Carbonell Puigbó, Josep Maria; Cante Terán, Juan Carlos; Oliver Olivella, Xavier; Jonsen, Par (2017-09-01)
    Article
    Accés obert
    The Particle Finite Element Method, a lagrangian finite element method based on a continuous Delaunay re-triangulation of the domain, is used to study machining of Ti6Al4V. In this work the method is revised and applied ...
  • Hydraulic conductivity from piezocone on-the-fly: a numerical evaluation 

    Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Carbonell Puigbó, Josep Maria (Institution of Civil Engineers (ICE), 2018-12)
    Article
    Accés restringit per política de l'editorial
    Permeability is important in many geotechnical applications. The current CPTu practice to obtain permeability values relies on dissipation tests, which are frequently slow and only linked to permeability through compressibility ...
  • Integration of elasto-plastic constitutive models infinite deformation: an explicit approach 

    Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Carbonell Puigbó, Josep Maria (CIMNE, 2015)
    Text en actes de congrés
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    This paper highlights an explicit integration scheme for hyperelastic-based finite strains elasto-plastic models. One step update equations are obtained from the large deformation multiplicative elasto-plastic theory, where ...
  • 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)
    Text en actes de congrés
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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 ...
  • Numerical simulation of penetration problems in geotechnical engineering with the particle finite element method (PFEM) 

    Monforte Vila, Lluís; Carbonell Puigbó, Josep Maria; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2015)
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    This paper highlights a computational framework for the numerical analysis of saturated soil-structure interaction problems. The variational equations of linear momentum and mass balance are obtained for the large deformation ...
  • Numerical simulation of undrained insertion problems in geotechnical engineering with the Particle Finite Element Method (PFEM) 

    Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Carbonell Puigbó, Josep Maria; Gens Solé, Antonio (Elsevier, 2017-02)
    Article
    Accés obert
    The paper presents total-stress numerical analyses of large-displacement soil-structure interaction problems in geomechanics using the Particle Finite Element Method (PFEM). This method is characterized by frequent remeshing ...
  • On the effect of the bulk tangent matrix in partitioned solution schemes for nearly incompressible fluids 

    Franci, Alessandro; Oñate Ibáñez de Navarra, Eugenio; Carbonell Puigbó, Josep Maria (John Wiley & Sons, 2015-04)
    Article
    Accés obert
    The purpose of this paper is to study the effect of the bulk modulus on the iterative solution of free surface quasi-incompressible fluids using a mixed partitioned scheme. A practical rule to set up the value of a pseudo-bulk ...
  • Performance of mixed formulations for the particle finite element method in soil mechanics problems 

    Monforte, LLuís; Carbonell Puigbó, Josep Maria; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio (Springer, 2017-07)
    Article
    Accés obert
    This paper presents a computational framework for the numerical analysis of fluid-saturated porous media at large strains. The proposal relies, on one hand, on the particle finite element method (PFEM), known for its ...
  • 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)
    Text en actes de congrés
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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 ...
  • The Double Hierarchy Method: a parallel 3D contact method for the interaction of spherical particles with rigid FE boundaries using the DEM 

    Santasusana, Miquel; Irazábal González, Joaquín; Oñate Ibáñez de Navarra, Eugenio; Carbonell Puigbó, Josep Maria (Springer, 2016-07)
    Article
    Accés obert
    In this work, we present a new methodology for the treatment of the contact interaction between rigid boundaries and spherical discrete elements (DE). Rigid body parts are present in most of large-scale simulations. The ...
  • The particle finite element method (PFEM) in thermo-mechanical problems 

    Rodríguez, J.M.; Carbonell Puigbó, Josep Maria; Cante Terán, Juan Carlos; Oliver Olivella, Xavier (2016-08)
    Article
    Accés obert
    The aim of this work is to develop a numerical framework for accurately and robustly simulating the different conditions exhibited by thermo-mechanical problems. In particular, the work will focus on the analysis of problems ...