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

    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
    Publication CIMNE PI406 (2014).

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

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

    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

    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

    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 [...]

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

    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 [...]

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

    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
    (2011). PI360

    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 [...]

  • M. Mier-Torrecilla, S. Idelsohn, E. Oñate
    Int. J. Numer. Meth. Fluids (2010). Vol. 67 (11), pp. 1516-1539

    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 [...]

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

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

  • E. Oñate, M. Celigueta, S. Idelsohn, F. Salazar, A. Larese, R. Rossi, B. Suárez, R. Morán
    (2012). PI374

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

  • E. Oñate
    Revista de Obras Públicas (2004). Vol. 151 (3449), pp. 41-48

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

  • E. Oñate, F. Flores
    (2003). PI241

    A family of rotation-free three node triangular shell elements is presented. The simplest element of the family is based on an assumed constant curvature field expressed in [...]

  • E. Oñate, S. Idelsohn, F. Pin, R. Aubry
    Int. J. Computational Meths. (2004). Vol. 1 (2), pp. 267-307

    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. Ortega, R. Flores, E. Oñate, C. Sacco, E. González
    (2010). PI341

    The design and evaluation of parachute-payload systems is an important field of applications in which numerical analysis tools can make very important contributions. This [...]

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

    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 [...]

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

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

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

    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 [...]

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

    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 [...]

  • (2011). PI358

    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 [...]

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

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

  • E. Oñate, A. Franci, J. Carbonell
    (2014). PI406

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

  • (2011). PI357

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

  • F. Salazar, J. Mauro, J. Irazábal, A. Larese, . R. Rossi, E. Oñate, R. Morán, M. Toledo
    (2013). PI396

    El Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE) es un centro de investigación dependiente del Gobierno de Cataluña y [...]

  • M. Font, E. Oñate, J. Carbonell
    (2011). PI366

    El deflectòmetre d’impacte segurament és l’aparell més utilitzat per realitzar assaigs no destructius dels ferms. Els enginyers utilitzen [...]

  • J. Mora, R. Otín, P. Dadvand, E. Escolano, M. Pasenau, E. Oñate
    (2005). PI273

    Computational electromagnetism requires a wide range of numerical methods depending on the application, the topology of the geometry, the frequency and the quality of the [...]

  • E. Oñate, M. Celigueta, S. Latorre, G. Casas, R. Rossi, J. Rojek
    Comp. Part. Mech (2014). (prepint) Vol. 1 pp. 85-102

    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. Ortega, E. Oñate, S. Idelsohn
    (2011). PI368

    An adaptive Finite Point Method (FPM) for solving aeroelastic compressible flow problems is presented. The numerical methodology is based on a meshless upwind-biased discretization [...]

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

    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, J. Marcipar, J. Piazzese
    Research Reports of the International Centre for Numerical Methods in Engineering (CIMNE) (2019). 30

    La eclosión de las Tecnologías de la Información y las Comunicaciones (TIC), y en particular de Internet, ha facilitado el desarrollo de sistemas que, [...]

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

    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. [...]

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

    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 [...]

  • E. Oñate, J. Miquel, F. Zárate
    Computers and Fluids (2007). Vol. 36 (1), pp. 92-112, 2007

    A stabilized finite element method (FEM) for the multidimensional steady state advection-diffusion-absorption equation is presented. The stabilized formulation is based on [...]

  • Personal Repository of Francisco Zarate (1999). 9

    The paper describes how finite element method and the finite volume method can be successfully combined to derive two new families of thin plate and shell triangles with translational [...]

  • (2011). PI359

    Se presentan unas reflexiones sobre el ciclo que las ideas recorren desde que surgen en un entorno universitario hasta que se transforman en un producto industrial. Se concretan [...]

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

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

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

    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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