• Int. J. Numer. Meth. Fluids (2014). Vol 74 (12), pp. 919-934

    Abstract
    We propose a simple technique for improving computationally the efficiency of monolithic velocity–pressure solvers for incompressible flow problems. The idea consists [...]

  • M. Kouhi, D. Lee, G. Bugeda, E. Oñate
    Computers and Fluids (2013). Vol. 88, pp. 298-312

    Abstract
    This paper demonstrates the big influence of the control of the mesh quality in the final solution of aerodynamic shape optimization problems. It aims to study the trade-off [...]

  • Int. J. Numer. Meth. Fluids (2013). Vol. 71 (6), pp. 687-716

    Abstract
    We present an efficient technique for the solution of free surface flow problems using level set and a parallel edge‐based finite element method. An unstructured semi‐explicit [...]

  • D. Lee, G. Bugeda, J. Périaux, E. Oñate
    Computers and Fluids (2013). Vol. 80, pp. 214 - 224

    Abstract
    The paper investigates a robust optimisation for detail design of active shock control bump on a transonic Natural Laminar Flow (NLF) aerofoil using a Multi-Objective Evolutionary [...]

  • Int. J. Numer. Meth. Fluids (2012). Vol. 70' (1), pp. 1-19

    Abstract
    In this paper, we propose a computational algorithm for the solution of thermally coupled flows in subsonic regime. The formulation is based upon the compressible Navier–Stokes [...]

  • D. Lee, L. González, J. Periaux, A. Srinivas, E. Oñate
    Computers and Fluids (2011). Vol. 47 (1), pp. 189-204

    Abstract
    A number of Game Strategies (GS) have been developed in past decades. They have been used in the fields of economics, engineering, computer science and biology due to their [...]

  • Z. Tang, J. Périaux, G. Bugeda, E. Oñate
    Int. J. Numer. Meth. Fluids (2010). Vol. 64 (2), pp. 119-135

    Abstract
    In this paper, the aerodynamic shape optimization problems with uncertain operating conditions have been addressed. After a review of robust control theory and the possible [...]

  • R. Löhner, C. Yang, E. Oñate
    Int. J. Numer. Meth. Fluids (2007). Vol. 53 (8), pp 1315-1338

    Abstract
    A volume of fluid (VOF) technique has been developed and coupled with an incompressible Euler/Navier–Stokes solver operating on adaptive, unstructured grids to simulate [...]

  • Int. J. Numer. Meth. Fluids (1995). Vol. 20 (8-9), pp. 915-934

    Abstract
    This paper presents a methodology for solving shape optimization problems in the context of fluid flow problems including adaptive remeshing. The method is based on the computation [...]

  • E. Oñate, M. Manzán
    Int. J. Numer. Meth. Fluids (1999). Vol. 31 (1), pp. 203-221

    Abstract
    A procedure to derive stabilized space–time finite element methods for advective–diffusive problems is presented. The starting point is the stabilized balance [...]

  • Int. J. Numer. Meth. Fluids (1999). Vol. 30 (2), pp. 161-178

    Abstract
    This paper presents a methodology for solving shape optimization problems in the context of fluid flow problems including adaptive remeshing. The method is based on the computation [...]

  • M. Chiumenti, M. Cervera, E. Salsi, A. Zonato
    J. of Heat Transfer (2018). (preprint) Vol. 140 (8), pp. 12

    Abstract
    In this work, a novel phenomenological model is proposed to study the liquid-to-solid phase change of eutectic and hypoeutectic alloy compositions. The objective is to enhance [...]

  • N. Dialami, M. Cervera, M. Chiumenti
    Metals (2018). (preprint) Vol. 8 (3), pp. 183

    Abstract
    This work studies the metallurgical and microstructural aspects of Friction Stir Welding (FSW) in terms of grain size and microhardness. The modelling is based on the combination [...]

  • X. Lu, X. Lin, M. Chiumenti, M. Cervera, J. Li, L. Ma, L. Wei, Y. Hu, W. Huang
    Additive Manufacturing (2018). (preprint) Vol. 21, pp. 30-40

    Abstract
    A three-dimensional (3D) thermomechanical coupled model for Laser Solid Forming (LSF) of Ti-6Al-4V alloy has been calibrated through experiments of 40-layers metal [...]

  • G. Barbat, M. Cervera, M. Chiumenti
    International Journal of Fracture (2018). (preprint) Vol. 210 (1-2), pp. 45–79

    Abstract
    This paper discusses the modeling of cracking in quasi-brittle materials using isotropic and orthotropic damage constitutive laws. A mixed strain/displacement finite element [...]

  • J. Wu, M. Cervera
    Int. J. Solids and Structures (2018). (preprint) Vol. 139–140, pp. 250–269

    Abstract
    The asymmetric tensile/compressive material behavior and microcracks closure-reopening (MCR) effects exhibited by quasi-brittle solids are of significant [...]

  • M. Cervera, C. Tesei, G. Ventura
    Int. J. Solids and Structures (2017). (preprint) Vol. 135, pp. 148–171

    Abstract
    In the present paper, a new d+/d− damage model apt for quasi-brittle materials is described and its validation is carried out considering unreinforced [...]

  • N. Dialami, M. Cervera, M. Chiumenti, A. Segatori, W. Osikowicz
    Metals (2017). (preprint) Vol. 7 (11), pp. 491

    Abstract
    This work adopts a fast and accurate two-stage computational strategy for the analysis of FSW (Friction stir welding) processes using threaded cylindrical pin tools. The coupled [...]

  • N. Dialami, M. Chiumenti, M. Cervera, A. Segatori, W. Osikowicz
    Int. J. Mechanical Sciences (2017). (preprint) Vol. 133, pp. 555-567

    Abstract
    Friction is one of the main heat generation mechanisms in Friction Stir Welding (FSW). This phenomenon occurs between the pin and the workpiece as the rotating tool moves [...]

  • M. Chiumenti, E. Neiva, E. Salsi, M. Cervera, E. Badia, J. Moya, Z. Chen, C. Lee, C. Davies
    Additive Manufacturing (2017). (preprint) Vol. 18, pp. 171-185

    Abstract
    In this work a finite-element framework for the numerical simulation of the heat transfer analysis of additive manufacturing processes by powder-bed technologies, [...]

  • M. Cervera, C. Tesei
    Materials (2017). (preprint) Vol. 10 (4), pp. 433

    Abstract
    In this paper, an energy-equivalent orthotropic d+/d− damage model for cohesive-frictional materials is formulated. Two essential mechanical features are addressed, [...]

  • M. Cervera, G. Barbat, M. Chiumenti
    Computational Mechanics (2017). (preprint) Vol. 60 (5), pp. 767–796

    Abstract
    This paper discusses the finite element modeling of cracking in quasi-brittle materials. The problem is addressed via a mixed strain/displacement finite element formulation [...]

  • S. Salaustros, M. Cervera, L. Pelà
    Meccanica (2017). (preprint) Vol. 53 (7), pp. 1757–1776

    Abstract
    In-plane cyclic loading of masonry walls induces a complex failure pattern composed of multiple diagonal shear cracks, as well as flexural cracks. The realistic modelling [...]

  • S. Salaustros, L. Pelà, M. Cervera, P. Roca
    International Journal of Architectural Heritage (2017). (preprint) Vol. 12 (3), pp. 432-447

    Abstract
    Finite element macro-modeling approaches are widely used for the analysis of large-scale masonry structures. Despite their efficiency, they still face two important challenges: [...]

  • J. Wu, M. Cervera
    Materials (2017). (preprint) Vol. 10 (4), pp. 434

    Abstract
    Damage-induced strain softening is of vital importance for the modeling of localized failure in frictional-cohesive materials. This paper addresses strain localization of [...]

  • L. Benedetti, M. Cervera, M. Chiumenti
    Engineering Fracture Mechanics (2017). (preprint) Vol. 176, pp. 235–256

    Abstract
    The testing of mode III and mixed mode failure is every so often encountered in the dedicated literature of mechanical characterization of brittle and quasi-brittle [...]

  • Int. J. Mechanical Sciences (2017). (preprint) Vol. 122, pp. 215–227

    Abstract
    Pin geometry is a fundamental consideration in friction stir welding (FSW). It influences the thermal behaviour, material flow and forces during the weld and [...]

  • S. Salaustros, L. Pelà, M. Cervera, P. Roca
    Computational Mechanics (2017). (preprint) Vol. 59 (2), pp. 299–316

    Abstract
    Tracking algorithms constitute an efficient numerical technique for modelling fracture in quasi-brittle materials. They succeed in representing localized cracks in the numerical [...]

  • M. Chiumenti, X. Lin, M. Cervera, W. Lei, Y. Zheng, W. Huang
    Rapid Prototyping Journal (2017). (preprint) Vol. 23 (2), pp. 448-463

    Abstract
    In this work the numerical simulation of Additive Manufacturing (AM) processes is addressed. The numerical results are compared with the experimental campaign carried out [...]

  • International Journal of Advanced Manufacturing Technology (2017). (preprint) Vol. 88 (9), pp. 3099–3111

    Abstract
    This work describes the local–global strategy proposed for the computation of residual stresses in friction stir welding (FSW) processes. A coupling strategy between [...]

  • M. Chiumenti, M. Cervera, N. Dialami, B. Wu, L. Jinwei, C. Agelet de Saracibar
    Finite Elements in Analysis and Design (2016). (preprint) Vol. 121, pp. 118–133

    Abstract
    Electron Beam Welding (EBW) is a highly efficient and precise welding method increasingly used within the manufacturing chain and of growing importance in different industrial [...]

  • P. Roca, M. Cervera, L. Pelà
    Engineering Structures (2013). (preprint) Vol. 46, pp. 653-670

    Abstract
    From the theoretical point of view, systems composed by masonry arches or vaults would require, during construction, the simultaneous activation of all structural elements [...]

  • P. Roca, M. Cervera, G. Gariup, L. Pelà
    Archives of Comp. Meths. Engng. (2010). 17 (3), pp. 299-325

    Abstract
    A review of methods applicable to the study of masonry historical construction, encompassing both classical and advanced ones, is presented. Firstly, the paper offers a discussion [...]

  • M. Cervera, N. Lafontaine, R. Rossi, M. Chiumenti
    Computational Mechanics (2016). (Preprint) Vol. 58 (3), pp. 511–532

    Abstract
    This paper presents an explicit mixed finite element formulation to address compressible and quasi-incompressible problems in elasticity and plasticity. This implies that [...]

  • L. Benedetti, M. Cervera, M. Chiumenti
    Computers and Structures (2016). (preprint) Vol. 172, pp. 93–109

    Abstract
    This paper presents the 2D and 3D numerical analysis of pullout tests on steel anchorages in concrete blocks using standard and mixed finite elements. A novel (stabilized) [...]

  • L. Pelà, J. Bourgeois, P. Roca, M. Cervera, M. Chiumenti
    International Journal of Architectural Heritage (2016). (preprint) Vol. 10 (4), pp. 418–437

    Abstract
    This article presents the analysis of the structure of Mallorca Cathedral taking into account the influence on the structural behavior of auxiliary iron ties used during the [...]

  • J. Wu, M. Cervera
    Int. J. Solids and Structures (2016). (preprint) Vol. 88–89, pp. 227–247

    Abstract
    Aiming for the modeling of localized failure in quasi-brittle solids, this paper addresses a thermodynamically consistent plastic-damage framework and the corresponding strain [...]

  • Archives of Comp. Meths. Engng. (2017). (preprint) Vol. 24 (1), pp. 198-225

    Abstract
    This paper deals with the numerical simulation of friction stir welding (FSW) processes. FSW techniques are used in many industrial applications and particularly in the aeronautic [...]

  • Journal of Non-Newtonian Fluid Mechanics (2016). (preprint) Vol. 228, pp. 1-16

    Abstract
    This paper presents the application of a stabilized mixed pressure/velocity finite element formulation to the solution of viscoplastic non-Newtonian flows. Both Bingham and [...]

  • P. Bussetta, N. Dialami, M. Chiumenti, C. Agelet de Saracibar, M. Cervera, J. Ponthot
    Advances in Materials and Processing Technologies (2016). (preprint) Vol. 1 (3-4), pp. 275-287

    Abstract
    Friction stir welding (FSW) process is a relatively recent welding process (patented in 1991). FSW is a solid-state joining process during which materials to be joined are [...]

  • S. Saloustros, L. Pelà, M. Cervera
    Engineering Fracture Mechanics (2015). (preprint) Vol. 150, pp. 96-114

    Abstract
    This paper extends the use of crack-tracking techniques within the smeared crack approach for the numerical simulation of cohesive–frictional damage on quasi-brittle [...]

  • P. Bussetta, N. Dialami, M. Chiumenti, C. Agelet de Saracibar, M. Cervera, R. Boman, J. Ponthot
    Advanced Modeling and Simulation in Engineering Sciences (2015). (preprint) Vol. 2 (27), pp. 1-19

    Abstract
    Friction stir welding process is a relatively recent welding process (patented in 1991). FSW is a solid-state joining process during which materials to be joined are not melted. [...]

  • J. Wu, M. Cervera
    Journal of the Mechanics and Physics of Solids (2015). (preprint) Vol. 82, pp. 137-163

    Abstract
    This work investigates systematically traction- and stress-based approaches for the modeling of strong and regularized discontinuities induced by localized failure in [...]

  • M. Cervera, J. Wu
    Int. J. Solids and Structures (2015). (preprint) Vol. 71 (1), pp. 19-38

    Abstract
    Once strain localization occurs in softening solids, inelastic loading behavior is restricted within a narrow band while the bulk unloads elastically. Accordingly, localized [...]

  • N. Dialami, M. Chiumenti, M. Cervera, C. Agelet de Saracibar, J. Ponthot
    Int. J. of Material Forming (2015). (preprint) Vol. 8 (2), pp. 167-181

    Abstract
    This work deals with the modeling of the material flow in Friction Stir Welding (FSW) processes using particle tracing method. For the computation of particle trajectories, [...]

  • N. Lafontaine, R. Rossi, M. Cervera, M. Chiumenti
    Computational Mechanics (2015). (preprint) Vol. 55 (3), pp. 543-559

    Abstract
    Low-order finite elements face inherent limitations related to their poor convergence properties. Such difficulties typically manifest as mesh-dependent or excessively stiff [...]

  • L. Benedetti, M. Cervera, M. Chiumenti
    Computers and geotechnics (2015). (preprint) Vol. 64, pp. 32-47

    Abstract
    The development of slip lines, due to strain localization, is a common cause for failure of soil in many circumstances investigated in geotechnical engineering. Through the [...]

  • L. Pelà, M. Cervera, S. Oller, M. Chiumenti
    Engineering Fracture Mechanics (2014). (preprint) Vol. 124-125, pp. 196-216

    Abstract
    This paper presents an implicit orthotropic model based on the Continuum Damage Mechanics isotropic models. A mapping relationship is established between the behaviour of [...]

  • C. Agelet de Saracibar, M. Chiumenti, M. Cervera, N. Dialami, A. Seret
    Archives of Comp. Meths. Engng. (2014). (preprint) Vol. 21 (1), pp. 3-37

    Abstract
    This paper deals with the computational modeling and sub-grid scale stabilization of incompressibility and convection in the numerical simulation of the material flow around [...]

  • P. Bussetta, N. Dialami, R. Boman, M. Chiumenti, C. Agelet de Saracibar, M. Cervera, J. Ponthot
    Steel Research International (2014). (preprint) Vol. 85 (6), pp. 968-979

    Abstract
    Friction stir welding (FSW) process is a solid‐state joining process during which materials to be joined are not melted. As a consequence, the heat‐affected zone is smaller [...]

  • Computers and Structures (2013). (prepint) Vol. 117, pp. 48-57.

    Abstract
    This paper describes features of a fully coupled thermo-mechanical model for Friction Stir Welding (FSW) simulation. An apropos kinematic setting for different zones of the [...]

  • L. Pelà, M. Cervera, P. Roca
    Construction and Building Materials (2013). (preprint) Vol. 41, pp. 957-967.

    Abstract
    This paper presents a numerical model for nonlinear analysis of masonry structural elements based on Continuum Damage Mechanics. The material is described at the macro-level, [...]

  • P. Roca, M. Cervera, L. Pelà, R. Clemente, M. Chiumenti
    The Open Civil Engineering Journal (2012). Vol. 6 (Suppl. 1-M7), pp. 188-199.

    Abstract
    This paper presents a continuum model for the simulation of the viscous effects and the long-term damage accumulation in masonry structures. The rheological model is based [...]

  • M. Cervera, L. Pelà, R. Clemente, P. Roca
    Engineering Fracture Mechanics (2010). Vol. 77 (13), pp. 2431-2450.

    Abstract
    This work presents a procedure to simulate the growth and propagation of localized tensile cracks on quasi-brittle materials. The so-called smeared damage approach, which [...]

  • M. Cervera, M. Chiumenti
    Int. J. Solids and Structures (2009). Vol. 46 (17), pp. 3301-3312.

    Abstract
    This paper studies the phenomenon of structural size effect and strain localization in J2 plasticity. Size effect is here understood as the change in the response of a given [...]

  • J. Heat Transfer (2008). Vol. 130 (6), 10 pp.

    Abstract
    The paper shows the intrinsic difficulties found in the numerical simulation of industrial casting processes using finite element (FE) analysis. Up until now, uncoupled pure [...]

  • Computer Methods in Material Science (2006). Vol. 6 (1-2), pp. 15-25

    Abstract
    In this paper, current developments on the coupled thermomechanical computational simulation of metal casting processes are presented A thermodynamically consistent constitutive [...]

  • M. Cervera, M. Chiumenti
    Int. J. Numer. Anal. Meth. Geomech. (2006). Vol. 30 (12), pp. 1173-1199.

    Abstract
    This paper briefly reviews the formulations used over the last 40 years for the solution of problems involving tensile cracking, with both the discrete and the smeared crack [...]

  • R. Faria, M. Cervera, J. Oliver
    Journal of Structural Engineering (2004). 130 (12), pp. 1997-2005.

    Abstract
    A constitutive model devised for the analysis of concrete structures, and suitable for generic two- or three-dimensional applications, is presented and validated. For plain [...]

  • M. Chiumenti, Q. Valverde, C. Agelet de Saracibar, M. Cervera
    International Journal of Plasticity (2004). 20 (8-9), pp. 1487-1504

    Abstract
    In this paper, a stabilized finite element method to deal with incompressibility in solid mechanics is presented. Both elastic and J2-plastic constitutive behavior have been [...]

  • Int. J. Numer. Anal. Meth. Geomech. (2004). 28 (5), pp. 373-393.

    Abstract
    This paper exploits the concept of stabilization techniques to improve the behaviour of mixed linear/linear simplicial elements (triangles and tetrahedra) in incompressible [...]

  • M. Cervera, R. Faria, T. Prato, J. Oliver
    Computers and Structures (2002). Vol. 80 (18–19), pp. 1511-1521

    Abstract
    A numerical model that accounts for the hydration and aging phenomena during the early ages of concrete curing is presented in a format suitable for a finite element implementation. [...]

  • International Journal of Plasticity (2001). 17 (12), pp. 1565-1622.

    Abstract
    This paper deals with a thermodynamically consistent numerical formulation for coupled thermoplastic problems including phase-change phenomena and frictional contact. The [...]

  • M. Cervera, T. Prato, J. Oliver
    Journal of Structural Engineering (2000). 126 (9), pp. 1062-1068

    Abstract
    The increasing number of roller compacted concrete (RCC) dams being built around the world demands accurate methodologies for the realistic short- and long-term evaluations [...]

  • M. Cervera, J. Oliver, T. Prato
    Journal of Structural Engineering (2000). 126 (9), pp. 1053-1060

    Abstract
    The increasing number of roller compacted concrete (RCC) dams being built around the world demands accurate methodologies for the realistic short- and long-term evaluations [...]

  • M. Cervera, J. Oliver, T. Prato
    Journal of Engineering Mechanics (1999). Vol. 125 (9), pp. 1028-1038

    Abstract
    In this work a coupled thermo-chemo-mechanical model for the behavior of concrete at early ages is proposed. This paper presents the formulation and assessment of the mechanical [...]

  • M. Cervera, T. Prato, J. Oliver
    Journal of Engineering Mechanics (1999). Vol. 125 (9), pp. 1018-1027

    Abstract
    In this work a coupled thermo-chemo-mechanical model for the behavior of concrete at early ages is proposed. The model allows simulation of the observed phenomena of hydration, [...]

  • M. Cervera, O. Manzoli, J. Oliver
    International Journal of Plasticity (1999). Vol. 15 (3), pp. 319-351

    Abstract
    The paper presents the Strong Discontinuity Approach for the analysis and simulation of strong discontinuities in solids using continuum plasticity models. Kinematics [...]

  • International Journal of Plasticity (1999). Vol. 15 (1), pp. 1-34

    Abstract
    This paper deals with a numerical formulation for coupled thermoplastic problems including phase-change phenomena. The final goal is to get an accurate, efficient and robust [...]

  • G. Bugeda, M. Cervera, G. Lombera
    Rapid Prototyping Journal (1999). Vol. 5 (1), pp. 21-26

    Abstract
    A finite element model has been developed for the 3D simulation of the sintering of a single track during a selective laser sintering process (SLS). The model takes into account [...]

  • R. Faria, M. Cervera, J. Oliver
    Int. J. Solids and Structures (1998). Vol. 35 (14), pp. 1533-1558

    Abstract
    Within the framework of continuum damage mechanics, a new constitutive damage model for massive concrete is presented, mainly intended for the seismic analysis of gravity [...]

  • M. Cervera, O. Manzoli, J. Oliver
    Engineering Computations (1996). Vol. 25 (9), pp. 987-1010.

    Abstract
    In this paper a rate‐dependent isotropic damage model developed for the numerical analysis of concrete dams subjected to seismic excitation is presented. The model is shown [...]

  • M. Cervera, R. Codina, M. Galindo
    Engineering Computations (1996). Vol. 13 (6), pp. 4-30

    Abstract
    Outlines a general methodology for the solution of the system of algebraic equations arising from the discretization of the field equations governing coupled problems. Considers [...]

  • M. Cervera, R. Faria, J. Oliver
    Earthquake Engineering Structural Dynamics (1995). Vol. 24 (9), pp. 1125-1245

    Abstract
    In this paper a general methodology for the analysis of large concrete dams subjected to seismic excitation is outlined. It is valid both for gravity dams (2D representation) [...]

  • M. Cervera, M. Galindo, J. Oliver
    Dam Engng. (1992). Vol. 3 (1), pp. 1-22.

    Abstract
    The paper presents the computational model developed to study an existing large gravity dam suffering from observed "pathological behavior" resulting concrete hydration. [...]

  • M. Cervera, Y. Liu, E. Hinton
    Engineering Computations (1986). Vol. 3 (3), pp.235-242

    Abstract
    A hierarchically preconditioned conjugate gradient (PCG) method for finite element analysis is presented. Its use is demonstrated for the difficult problem of the non‐linear [...]

  • M. Cervera, E. Hinton, O. Hassan
    Computers and Structures (1987). Vol. 25 (6), pp. 845-869

    Abstract
    This paper describes an efficient and accurate, 3-D finite element model which may be adopted in the nonlinear analysis of reinforced concerete plate and shell structures. [...]

  • M. Cervera, M. Chiumenti, L. Benedetti, R. Codina
    Comput. Methods Appl. Mech. Engrg., (2015). (preprint) Vol. 285, pp. 752-775

    Abstract
    This paper presents the application of a stabilized mixed strain/displacement finite element formulation for the solution of nonlinear solid mechanics problems involving compressible [...]

  • M. Chiumenti, M. Cervera, R. Codina
    Comput. Methods Appl. Mech. Engrg., (2015). (preprint) Vol. 238, pp. 1095-1116

    Abstract
    In previous works, the authors have presented the stabilized mixed displacement/pressure formulation to deal with the incompressibility constraint. More recently, [...]

  • Comput. Methods Appl. Mech. Engrg., (2013). (preprint) Vol. 254, pp. 353-369

    Abstract
    This work describes the formulation adopted for the numerical simulation of the friction stir welding (FSW) process. FSW is a solid-state joining process (the metal is not [...]

  • M. Cervera, M. Chiumenti, D. Di Capua
    Comput. Methods Appl. Mech. Engrg., (2012). Vol. 241-244, pp. 206-224

    Abstract
    This paper studies the phenomenon of strain bifurcation and localization in J2plasticity under plane stress and plane strain conditions. Necessary conditions for the outcome [...]

  • L. Pelà, M. Cervera, P. Roca
    Comput. Methods Appl. Mech. Engrg., (2011). Vol. 200 (9-12), pp. 917-930

    Abstract
    This paper contributes to the formulation of continuum damage models for orthotropic materials under plane stress conditions. Two stress transformation tensors, related to [...]

  • M. Cervera, M. Chiumenti, R. Codina
    Comput. Methods Appl. Mech. Engrg., (2010). Vol. 199 (37-40), pp. 2571-2589

    Abstract
    This paper deals with the question of strain localization associated with materials which exhibit softening due to tensile straining. A standard local isotropic Rankine damage [...]

  • M. Cervera, M. Chiumenti, R. Codina
    Comput. Methods Appl. Mech. Engrg., (2010). Vol. 199 (37-40), pp. 2559-2570

    Abstract
    This paper exploits the concept of stabilized finite element methods to formulate stable mixed stress/displacement and strain/displacement finite elements for the solution [...]

  • M. Chiumenti, M. Cervera, A. Salmi, C. Agelet de Saracibar, N. Dialami, K. Matsui
    Comput. Methods Appl. Mech. Engrg., (2010). Vol. 199 (37-40), pp. 2343-2359

    Abstract
    This paper describes the formulation adopted for the numerical simulation of the shaped metal deposition process (SMD) and the experimental work carried out at ITP Industry [...]

  • Comput. Methods Appl. Mech. Engrg., (2008). Vol. 197 (17-18), 1603-1619

    Abstract
    This paper recovers the original spirit of the continuous crack approaches, where displacements jumps across the crack are smeared over the affected elements and the behaviour [...]

  • M. Cervera, M. Chiumenti
    Comput. Methods Appl. Mech. Engrg., (2006). Vol. 196 (1-3), pp. 304-320

    Abstract
    This paper describes a procedure for the solution of problems involving tensile cracking using the so-called smeared crack approach, that is, standard finite elements [...]

  • C. Agelet de Saracibar, M. Chiumenti, Q. Valverde, M. Cervera
    Comput. Methods Appl. Mech. Engrg., (2006). Vol. 195 (9-12), pp. 1224-1251

    Abstract
    The use of stabilization methods is becoming an increasingly well-accepted technique due to their success in dealing with numerous numerical pathologies that arise in a variety [...]

  • M. Cervera, M. Chiumenti, Q. Valverde, C. Agelet de Saracibar
    Comput. Methods Appl. Mech. Engrg., (2003). Vol. 192 (49-50), pp. 5249-5263

    Abstract
    This paper exploits the concept of orthogonal sub-grid scales to stabilize the behaviour of mixed linear/linear simplicial elements (triangles and tetrahedra) in incompressible [...]

  • M. Chiumenti, Q. Valverde, C. Agelet de Saracibar, M. Cervera
    Comput. Methods Appl. Mech. Engrg., (2002). Vol. 191 (46), pp. 5253-5264

    Abstract
    In this paper a stabilized finite element method to deal with incompressibility in solid mechanics is presented. A mixed formulation involving pressure and displacement fields [...]

  • M. Cervera, M. Chiumenti, R. Codina
    Int. J. Numer. Meth. Engng. (2011). Vol. 87 (10), pp. 962-987

    Abstract
    The paper addresses the problem of tensile and mixed‐mode cracking within the so‐called smeared crack approach. Because lack of point‐wise convergence on stresses is [...]

  • Int. J. Numer. Meth. Engng. (2008). Vol. 76 (12), pp. 1930-1954

    Abstract
    Traditional smeared orthotropic models display an unacceptable dependence of the solution on the alignment of the mesh, which usually manifests as stress locking. A solution [...]

  • Int. J. Numer. Meth. Engng. (1999). Vol. 46 (9), pp. 1575-1591

    Abstract
    The paper presents an up‐to‐date finite element numerical model for fully coupled thermo‐mechanical problems, focussing in the simulation of solidification processes [...]

  • B. Suárez, E. Oñate
    Anales de Ingeniería Mecánica (1984). Vol. 2 (1), pp. 59-68

    Abstract
    Se representa una formulación por elementos finitos que permite simular la distribución transitoria de presiones y caudales del gas en redes urbanas. Esta formulación, [...]

  • Comp. Part. Mech (2017). Vol. 4 (3), pp. 249-249

    Abstract
    Particle-based methods in which each material particle is followed in a Lagrangian manner have been used successfully in the last years for different applications. One [...]

  • R. Aubry, R. Lohner, E. Oñate, S. Idelsohn
    American Institute of Aeronautics and Astronautics Paper (AIAA) (2007). 2007-0715

    Abstract
    An incompressible Finite Element Lagrangian code is presented and validated against classical experimental and numerical Eulerian results. The main distinction between an [...]

  • Fire Technology (2018). Vol. 54 (6), pp. 1783–1805

    Abstract
    The tendency of the polymers to melt and drip when they are exposed to external heat source play a very important role in the ignition and the spread of fire. Numerical simulation [...]

  • C. R. Mecanique (2018). Vol. 346 (7), pp. 539-555

    Abstract
    Highly concentrated moving nonlinearities are extremely difficult to solve numerically. The Selective Laser Melting Additive Manufacturing process [...]

  • Adv. Model. and Simul. in Eng. Sci. (2018). Vol. 5, art. 28

    Abstract
    In this paper we present a collection of techniques used to formulate a projection-based reduced order model (ROM) for zero Mach limit thermally coupled Navier–Stokes [...]

  • A. Limache, S. Idelsohn
    Adv. Model. and Simul. in Eng. Sci. (2016). Vol. 3, art 13

    Abstract
    Discretization processes leading to numerical schemes sometimes produce undesirable effects. One potentially serious problem is that a discretization may produce the loss [...]

  • Ships and Offshore Structures (2015). 11:5, 471-481 (preprint)

    Abstract
    This work presents the development of two free Graphical User Interfaces (GUI), called ''FASTLognoter'' and ''MorisonForm'', both focused on [...]

  • J. García-Espinosa, I. Ortigosa, A. Fernández
    Rev. int. métodos numér. cálc. diseño ing. (2015). Vol. 31, (3)

    Abstract
    In this paper, the conception and design of a new monitoring system for a racing yachts rig is presented. The sensors developed are able to process the measured strain data, [...]

  • M. Celigueta, S. Latorre, F. Arrufat, E. Oñate
    Computational Mechanics (2017). (prepint) Vol. 60 (6), pp. 997-1010

    Abstract
    The Discrete Element Method (DEM) has been used for modeling continua, like concrete or rocks. However, it requires a big calibration effort, even to capture just the linear [...]

  • Comput. Methods Appl. Mech. Engrg., (2016). Vol. 298() pp. 373-406 Vol. 298, pp. 373-406

    Abstract
    In this paper we present an accurate stabilized FIC-FEM formulation for the 1D advection-diffusion-reaction equation in the exponential and propagation regimes using two stabilization [...]

  • E. Oñate, P. Nadukandi, J. Miquel
    Comput. Methods Appl. Mech. Engrg., (2017). Vol. 327, pp. 352-368

    Abstract
    In this paper we present an accurate stabilized FIC-FEM formulation for the multidimensional steady-state advection-diffusion-absorption equation. The stabilized formulation [...]

  • Comput. Methods Appl. Mech. Engrg., (2016). Vol. 107(11) pp. 970-990 (preprint) Vol. 298, pp. 520-547

    Abstract
    We present a Lagrangian monolithic strategy for solving fluid-structure interaction (FSI) problems. The formulation is called Unified because fluids and solids are solved [...]

  • Int. J. of Num. Meths. in Fluid (1997). Vol. 25, pp. 1387-1407;

    Abstract
    In a previous paper a general procedure for deriving stabilized finite element schemes for advective type problems based on invoking higher order balance laws over finite [...]

  • M. Celigueta, K. Deshpande, S. Latorre, E. Oñate
    Comp. Part. Mech (2016). Vol. 3(2) pp. 263-276 Vol. 30 (2), pp. 263-276

    Abstract
    We present a procedure for coupling the finite element method (FEM) and the discrete element method (DEM) for analysis of the motion of particles in non-Newtonian fluids. [...]

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

    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 [...]

  • Adv. Model. and Simul. in Eng. Sci (2016). Vol. 3 pp. 14 Vol. 3 (14)

    Abstract
    In this paper we present an overview of the possibilities of the finite increment calculus (FIC) approach for deriving computational methods in mechanics with improved numerical [...]

  • F. Zárate, E. Oñate
    Comp. Part. Mech (2015). Vol. 2(3) pp. 301-314 (prepint) Vol. 2 (3), pp. 301-314

    Abstract
    This paper presents a new computational technique for predicting the onset and evolution of fracture in a continuum in a simple manner combining the finite element method [...]

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

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

  • M. Kouhi, E. Oñate, D. Mavriplis
    Eugenio Oñate's Journal Papers (2015). Vol. 46 pp. 422-435

    Abstract
    In this paper, an adjoint-based error estimation and mesh adaptation framework is developed for the compressible inviscid flows. The algorithm employs the Finite Calculus [...]

  • E. Oñate, F. Zárate, J. Miquel, M. Santasusana, M. Celigueta, F. Arrufat, R. Gandikota, K. Valiullin, L. Ring
    Eugenio Oñate's Journal Papers (2015). Vol. 2(2) pp. 139-160

    Abstract
    This paper presents a local constitutive model for modelling the linear and non linear behavior of soft and hard cohesive materials with the discrete element method (DEM). [...]

  • M. Kouhi, E. Oñate
    Int. J. Numer. Meth. Engng. (2014). Vol. 74(2) pp. 872-897 Vol. 74 (2), pp. 872-897

    Abstract
    This paper aims at the development of a new stabilization formulation based on the Finite Calculus (FIC) scheme for solving the Euler equations using the Galerkin finite element [...]

  • Comp. Part. Mech. (2016). 4: 321-329 (preprint)

    Abstract
    The application of the semi-Lagrangian particle finite element method (SL–PFEM) for the seakeeping simulation of the wave adaptive modular vehicle under spray generating [...]

  • I. Ortigosa, J. García-Espinosa
    Brodogradnja (2015). 66 (4), 39-56

    Abstract
    The operational complexity and performance requirements of modern racing yachts demand the use of advanced applications, such as a decision support system (DSS) able to assist [...]

  • Journal of Computational Physics (2007). 224 (1), 332-351

    Abstract
    We present a formulation for incompressible flows analysis using the finite element method (FEM). The necessary stabilization for dealing with convective effects and the [...]

  • Renewable Energy (2012). 55, 69-78, 2012

    Abstract
    The new engineering FASTLognoter software is presented. This code is essentially the result of the integration of two tools, along with some additional features. Thefirst [...]

  • Journal of Waterway, Port, Coastal, and Ocean Engineering (2011). 138 (1), 21-29

    Abstract
    A set of numerical model experiments has been conducted to simulate the circulation driven by oscillatory forcing over a theoretical continental slope configuration used previously [...]

  • International journal for numerical methods in engineering (2013). 96 (4), 247-268

    Abstract
    This paper analyzes the problem arising from the need to assign information about the normal vectors to the surface at the nodes of a mesh of triangles. Meshes of triangles [...]

  • Marine Structures (2016). Vol. 49 pp. 116-137 49, 116-137 (preprint)

    Abstract
    The complexity of the dynamic behaviour of offshore marine structures requires advanced simulations tools for the accurate assessment of the seakeeping behaviour of these [...]

  • International journal for numerical methods in fluids (2007). 54 (6‐8), 609-637, 2007

    Abstract
    We present a formulation for analysis of turbulent incompressible flows using a stabilized finite element method (FEM) based on the finite calculus (FIC) procedure. The stabilization [...]

  • International journal for numerical methods in fluids (2008). 57 (9), 1291-1320, 2008

    Abstract
    For residual-based stabilization methods such as streamline-upwind Petrov–Galerkin (SUPG) and finite calculus (FIC), the higher-order derivatives of the residual that [...]

information

    About this publication
    How to submit
    Open access
    Contact

Categories

Computer Science, Software Engineering

Engineering, Aerospace

Engineering, Biomedical

Engineering, Civil

Engineering, Industrial

Engineering, Manufacturing

Engineering, Marine

Engineering, Multidisciplinary

Engineering, Mechanical

Engineering, Ocean