• E. Oñate, F. Zárate, M. Celigueta, J. González, J. Miquel, J. Carbonell, F. Arrufat, S. Latorre, M. Santasusana
    Eugenio Oñate's Research Reports (2018).

    Abstract
    In this chapter we present recent advances in the Discrete Element Method (DEM) and in the coupling of the DEM with the Finite Element Method (FEM) for solving a variety of [...]

  • E. Oñate, A. Franci, J. Carbonell
    (2014).

    Abstract
    We present a generalized Lagrangian formulation for analysis of industrial forming processes involving thermally coupled interactions between deformable continua. The governing [...]

  • E. Oñate, M. Celigueta, S. Latorre, G. Casas, R. Rossi, J. Rojek
    (2014).

    Abstract
    We present a Lagrangian numerical technique for the analysis of flows incorporating physical particles of different sizes. The numerical approach is based on the Particle [...]

  • E. Oñate, A. Franci, J. Carbonell
    (2014).

    Abstract
    We present a Lagrangian formulation for coupled thermal analysis of quasi and fully incompressible flows and fluid-structure interaction (FSI) problems that has excellent [...]

  • A. Llanos, E. Oñate, F. Zárate
    (2013).

    Abstract
    Nowadays, there are programs offered by MAT-fem that calculate Euler-Bernoulli beams and Timoshenko beams for homogeneous material. The aim of this research is to achieve [...]

  • M. Masó, E. Oñate, F. Zárate
    (2013).

    Abstract
    This final studies work target is to contribute two new beam theories to MAT-fem[6], an educational developed program by CIMNE [5]. Until now the MAT-fem Beams program only [...]

  • A. Eijo, E. Oñate, S. Oller
    (2012). PI378

    Abstract
    A new bilinear 4-noded quadrilateral element (called QLRZ) for the analysis of composite laminated and sandwich plates/shells based on the refined zigzag theory (RZT) proposed [...]

  • E. Oñate, C. Labra, F. Zárate, J. Rojek
    (2012). PI373

    Abstract
    We present a new computational model for predicting the effect of blast loading on structures. The model is based in the adaptive coupling of the finite element method (FEM) [...]

  • E. Oñate
    (2012). PI386

    Abstract
    En este trabajo se analizan algunas de las razones que dificultan y favorecen la transferencia de los resultados de la investigación que se desarrolla en entornos científicos [...]

  • E. Oñate, M. Celigueta, S. Idelsoh, F. Salazar, A. Larese, R. Rossi, B. Suárez, R. Morán
    Eugenio Oñate's Research Reports (2018).

    Abstract
    We present some developments in the Particle Finite Element Method (PFEM) for analysis of coupled problems in mechanics involving fluid-soil-structure interaction (FSSI). [...]

  • F. Salazar, R. Morán, R. Rossi, E. Oñate
    (2011). PI369

    Abstract
    Current paper focuses on the analysis of radial gated spillways, which are analyzed by the solution of a numerical model. The Oliana Dam study case is considered and the discharge [...]

  • E. Oñate
    (2011). PI360

    Abstract
    The paper presents an overview of the advances in recent years on the finite element method (FEM) and on particle-based methods for the simulation of industrial metal forming [...]

  • N. Lafontaine, X. Wang, K. Huang, M. Yuan, E. Oñate
    (2013). PI399

    Abstract
    In this work we introduced and implemented the AL method in NOLM program. Basically the actual implementation in NOLM is based in the work proposed by Lam and Morley (1992) [...]

  • E. Oñate, A. Franci, J. Carbonell
    (2014). PI403

    Abstract
    We present a Lagrangian formulation for coupled thermal analysis of quasi and fully incompressible flows and fluid-structure interaction (FSI) problems that has excellent [...]

  • A. Franci, E. Oñate, J. Carbonell
    (2014). PI407

    Abstract
    In this work, a unified updated Lagrangian formulation for solving fluid-structure interaction (FSI) problems is derived. The mixed velocity-pressure formulation for hypoelastic [...]

  • K. Butler, E. Oñate, R. Rossi, J. Marti, S. Idelsohn
    (2010). PI349

    Abstract
    The effects of the thermal properties of three flooring materials on the spread rate of polymer melt over the surface were studied using a model based on the Particle Finite [...]

  • M. Mier-Torrecilla, S. Idelsohn, E. Oñate
    (2010). PI342

    Abstract
    In this work we extend the Particle Finite Element Method (PFEM) to multi-fluid flow problems with the aim of exploiting the fact that Lagrangian methods are specially well [...]

  • (2011). PI358

    Abstract
    When people talks about research, development and technology transfer (RTD in short) and commercial industrial activities, it is quite usual to mix up objectives, resources [...]

  • E. Oñate
    (2004). PI264

    Abstract
    El artículo revindica el valor de los métodos de cálculo que se enseñan en las Escuelas de Ingeniería, como herramientas indispensables [...]

  • E. Oñate, J. Carbonell
    (2013). PI393

    Abstract
    We present a mixed velocity-pressure finite element formulation for solving the updated Lagrangian equations for quasi and fully incompressible fluids. Details of the governing [...]

  • J. Irazábal, F. Salazar, E. Oñate
    (2012). PI390

    Abstract
    The analysis of landslides in reservoirs is particularly interesting because the oscillation of the water surface elevation (especially rapid drawdowns) can foster their occurrence. [...]

  • R. Flores, E. Ortega, E. Oñate
    (2011). PI351

    Abstract
    An explicit dynamic structural solver developed at CIMNE for the analysis of parachutes is presented. The canopy fabric has a negligible out-of-plane stiffness, therefore [...]

  • B. Boroomand, A. Tabatabaie, E. Oñate
    (2004). PI249

    Abstract
    A stabilized version of the Finite Point Method (FPM) is presented. A source of instability due to the evaluation of the base function using a least square procedure is discussed. [...]

  • (2011). PI357

    Abstract
    We present some developments in the Particle Finite Element Method (PFEM) for analysis of complex coupled problems in mechanics involving fluid-soil-structure interaction [...]

  • M. Masó, E. Oñate, F. Zárate
    (2013). PI397

    Abstract
    This final studies work target is to contribute two new beam theories to MAT-fem [6], an educational developed program by CIMNE [5]. Until now the MAT-fem Beams program [...]

  • A. Llanos, E. Oñate, F. Zárate
    (2013). PI398

    Abstract
    Actualmente existen programas de MAT-fem para calcular vigas de material homogéneo, según la teoría de Euler-Bernoulli o de Timoshenko. El objetivo de [...]

  • E. Oñate, M. Celigueta, S. Latorre, G. Casas, R. Rossi, J. Rojek
    (2014). PI405

    Abstract
    We present a Lagrangian numerical technique for the analysis of flows incorporating physical particles of different sizes. The numerical approach is based on the Particle [...]

  • E. Oñate, B. Suárez, F. Salazar, R. Morán, M. Celigueta, S. Latorre
    (2011). PI365

    Abstract
    Se describen los conceptos básicos del método de partículas y elementos finitos (PFEM) para análisis de flujos de fluidos en lámina libre [...]

  • E. Oñate, S. Idelsohn, F. Pin, R. Aubry
    (2004). PI243

    Abstract
    We present a general formulation for analysis of fluid-structure interaction problems using the particle finite element method (PFEM). The key feature of the PFEM is the use [...]

  • E. Oñate, J. Marti, P. Ryzhakov, R. Rossi, S. Idelsohn
    (2013). PI395

    Abstract
    A computational procedure for analysis of the melting, burning and flame spread of polymers under fire conditions is presented. The method, termed Particle Finite Element [...]

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