Now showing items 1-19 of 19

    • A stable mesh-independent approach for numerical modelling of structured soils at large strains 

      Monforte Vila, Lluís; Ciantia, Matteo Oryem; Carbonell Puigbó, Josep Maria; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio (Elsevier, 2019-12)
      Article
      Restricted access - publisher's policy
      We describe the large strain implementation of an elasto-plastic model for structured soils into G-PFEM, a code developed for geotechnical simulations using the Particle Finite Element Method. The constitutive model is ...
    • 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
      Open Access
      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 ...
    • Enhanced cone penetration test interpretation with the Particle Finite Element Method (PFEM) 

      Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Carbonell Puigbó, Josep Maria (International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE), 2019)
      Conference report
      Open Access
      The paper presents an enhanced interpretation of the cone penetration test based on numerical analysis performed using the Particle Finite Element Method (PFEM). This method allows the incorporation of strong non-linearities, ...
    • 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)
      Conference report
      Restricted access - publisher's policy
      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, ...
    • G-PFEM numerical assessment of screw pile undrained capacity 

      Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Ciantia, Matteo Oryem (University of Dundee, 2019)
      Conference report
      Open Access
      This contribution describes a preliminary parametric analysis of the factors affecting the pull-out resistance of screw-piles in undrained conditions. The numerical simulations rely on the Particle Finite Element method, ...
    • 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
      Open Access
      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 ...
    • Insertion problems in geomechanics with the particle finite element method 

      Monforte Vila, Lluís (Universitat Politècnica de Catalunya, 2018-11-05)
      Doctoral thesis
      Open Access
      This thesis develops a numerical technique in which the Particle Finite Element method is applied to simulate solid intrusion problems in Geotechnical Engineering. The thesis describes the numerical development work that ...
    • 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)
      Conference report
      Open Access
      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 ...
    • Low-order stabilized finite element for the full Biot formulation in soil mechanics at finite strain 

      Monforte Vila, Lluís; Navas, Pedro; Carbonell Puigbó, Josep Maria; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio (2019-05)
      Article
      Open Access
      This article presents a novel finite element formulation for the Biot equation using low-order elements. Additionally, an extra degree of freedom is introduced to treat the volumetric locking steaming from the effective ...
    • Numerical analysis of cone penetration in clay 

      Monforte Vila, Lluís (Universitat Politècnica de Catalunya, 2014-07-10)
      Master thesis
      Open Access
      This work addresses the deep penetration of structures in clays; particularly the Cone penetration test. CPT is one of the most widely used in situ method to characterize soil properties. A large number of correlations ...
    • Numerical simulation of penetration problems in geotechnical engineering with the particle finite element method (PFEM) 

      Monforte Vila, Lluís; Carbonell Puigbó, Josep Maria; Gens Solé, Antonio; Arroyo Alvarez de Toledo, Marcos (CIMNE, 2015)
      Conference report
      Open Access
      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 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)
      Conference report
      Open Access
      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
      Open Access
      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 ...
    • Permeability estimates from CPTu: a numerical study 

      Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Parolini, C. (CRC Press, 2018)
      Conference report
      Restricted access - publisher's policy
      Realistic numerical simulations of CPTu in soft soils are now becoming possible thanks to methods like the Particle Finite Element Method (PFEM). They may be used to systematically explore the traditional methods of CPTu ...
    • Simulación de la calidad de aire con dispersión muy anisotrópica mediante elementos finitos adaptativos 

      Monforte Vila, Lluís (Universitat Politècnica de Catalunya, 2011-02-17)
      Minor thesis
      Open Access
      En aquest document es simula el problema de qualitat d'aire al voltant d'un emissor puntual en condicions atmosf eriques de calma mitjan cant Elements Finits adaptatius. En concret s'aplica al cas de La Oroya (Per u). La ...
    • Simulation of penetration problems in geomechanics 

      Gens Solé, Antonio; Arroyo Alvarez de Toledo, Marcos; Carbonell Puigbó, Josep Maria; Ciantia, Matteo Oryem; Monforte Vila, Lluís (CIMNE, 2017)
      Conference report
      Open Access
      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 ...
    • 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)
      Conference report
      Open Access
      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 ...
    • Simulation of the cone penetration test: discrete and continuum approaches 

      Gens Solé, Antonio; Arroyo Alvarez de Toledo, Marcos; Butlanska, Joanna; Monforte Vila, Lluís; Carbonell, J.M.; Ciantia, Matteo Oryem; O'Sullivan, Catherine (Australian Geomechanics Society, 2016)
      Conference report
      Restricted access - publisher's policy
      The paper presents the modelling of the cone penetration test using two procedures: a discrete approach and a continuum approach. The discrete approach is based on the Discrete Element Method where a granular material is ...
    • Three-dimensional analysis of penetration problems using G-PFEM 

      Monforte Vila, Lluís; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio; Carbonell Puigbó, Josep Maria (CRC Press, 2018)
      Conference lecture
      Restricted access - publisher's policy
      Numerical simulation of large displacement problems in geomechanics has attracted the interest of many researchers over the past decades. In many circumstances these problems can be treated as two dimensional: plane stress ...