Pierre-Olivier Bouchard
94
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MODÉLISATION DE LA RUPTURE POUR DES MICROSTRUCTURES HÉTÉROGÈNES PAR APPROCHES LEVEL-SET ET ADAPTATION DE MAILLAGEColloque MECAMAT, Jan 2019, Aussois, France
Communication dans un congrès
hal-02430631v1
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Modeling of void closure mechanisms in multi-stages hot metal forming processes: a multiscale approachNUMIFORM 2019: the 13th International Conference on Numerical Methods in Industrial Forming Processes, Jun 2019, Portsmouth, United States
Communication dans un congrès
hal-02114042v1
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3D analysis of void coalescence mechanisms in nodular cast iron based on finite element computation driven by digital volume correlation and laminography in-situ observationsSixth International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (CFRAC 2019), Jun 2019, Braunschweig, Germany
Communication dans un congrès
hal-02114052v1
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De l’intégration de données mesurées dans les simulations numériques à l’échelle microscopique3es journées multiéchelles, 2018, Tours, France
Communication dans un congrès
hal-01980077v1
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Microscopic strain calculations at the onset of coalescence in nodular cast iron22nd European Conference on Fracture - ECF22, Aug 2018, Belgrade, Serbia
Communication dans un congrès
hal-01858255v1
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A micromechanical study of void nucleation mechanisms in aluminium alloysECCM - ECFD 2018, Jun 2018, Glasgow, United Kingdom
Communication dans un congrès
hal-01814091v1
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Effect of void arrangement on ductile damage mechanisms in nodular cast iron: in situ 3D measurements and micromechanical simulationsIUTAM Symposium on Size-Effects in Microstructure and Damage Evolution, May 2018, Lyngby, Denmark
Communication dans un congrès
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Analysis of local strain in nodular graphite cast iron at the onset of coalescence by means of 3D numerical modeling combined with X-Ray laminography and digital volume correlationWCCM 2018, Jul 2018, New-York, United States
Communication dans un congrès
hal-01858264v1
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A micromechanical study of ductile damage in a finite element framework with advanced meshing capabilities14th International Conference on Fracture - ICF 14, Jun 2017, Rhodes, Greece
Communication dans un congrès
hal-01558400v1
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A new finite element framework for the modeling of ductile fracture mechanisms in heterogeneous microstructures.Fifth International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (CFRAC 2017), Jun 2017, Nantes, France
Communication dans un congrès
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A study of the effect of microstructural heterogeneities on ductile damage.3èmes Journées Matériaux Numériques, Jan 2017, Tours, France
Communication dans un congrès
hal-01504456v1
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A robust deformation method for unstructured meshes subject to large boundary movementsVII International Conference on Coupled Problems in Science and Engineering (COUPLED PROBLEMS 2017), Jun 2017, Rhodes, Greece
Communication dans un congrès
hal-01558407v1
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Numerical Validation Framework for Micromechanical Simulations Based on Synchrotron ImagingSEM conference, Jun 2017, Indianapolis, United States
Communication dans un congrès
hal-01674839v1
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Endommagement ductile : mesures volumiques et simulations micromécaniques.3èmes Journées Matériaux Numériques, Jan 2017, Tours, France
Communication dans un congrès
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Three-dimensional numerical modeling of ductile fracture mechanisms at the microscale4th ECCOMAS Young Investigator Conference - YIC 2017, Sep 2017, Milano, Italy
Communication dans un congrès
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Micromechanical simulations and analyses based on synchrotron 3D imaging for nodular cast iron tested under different stress statesJournées annuelles SF2M, SF2M (Société Française de Métallurgie et des Matériaux), Oct 2017, Lyon, France
Communication dans un congrès
hal-01625141v1
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Numerical Validation Framework for Micromechanical Simulations Based on 3D Imaging7th GACM Colloquium on Computational Mechanics, Oct 2017, Stuttgart, Germany
Communication dans un congrès
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Numerical modeling of ductile fracture at the microscale combined with x-ray laminography and digital volume correlation. 20th International ESAFORM Conference on Material Forming (ESAFORM 2017), Apr 2017, Dublin, Ireland. pp.Article number 160016, ⟨10.1063/1.5008191⟩
Communication dans un congrès
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On the integration of measured data in numerical simulations at the microscaleIDICs conference, Nov 2017, Barcelona, Spain
Communication dans un congrès
hal-01674837v1
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An adaptive level-set method with enhanced volume conservation for simulations in multiphase domains.3èmes Journées Matériaux Numériques, Jan 2017, Tours, France
Communication dans un congrès
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Influence of heterogeneous microstucture on the micromechanisms of ductile fracture13e colloque national en calcul des structures, Université Paris-Saclay, May 2017, Giens, Var, France
Communication dans un congrès
hal-01899285v1
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Understanding and modeling of void closure mechanisms in hot metal forming processes: a multiscale approachNUMIFORM 2016: The 12th International Conference on Numerical Methods in Industrial Forming Processes, The Minerals, Metals & Materials Society, Jul 2016, Troyes, France
Communication dans un congrès
hal-01421656v1
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Numerical Validation Framework for Micromechanical Simulations based on Synchrotron ImagingMultiscale modeling of heterogeneous structures, Sep 2016, Dubrovnik, Croatia
Communication dans un congrès
hal-01385416v1
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Ductile fracture – Influence of heterogeneous microstructure on nucleation, growth and coalescence mechanismsNUMIFORM 2016: The 12th International Conference on Numerical Methods in Industrial Forming Processes, The Minerals, Metals & Materials Society, Jul 2016, Troyes, France
Communication dans un congrès
hal-01421633v1
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An adaptive Level-Set Method with enhanced volume conservation for simulations in multiphase domainsWCCM 2016, Jul 2016, Seoul, South Korea
Communication dans un congrès
hal-01479188v1
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Towards a mesh independent fracture modeling method using cohesive elementsECF 21, Jun 2016, Catania, Italy
Communication dans un congrès
hal-01479772v1
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An adaptive body-fitted monolithic method for modeling the fracture of heterogeneous microstructuresWCCM 2016, Jul 2016, Seoul, South Korea
Communication dans un congrès
hal-01479189v1
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Influence of Lode angle on modelling of void closure in hot metal forming processesICOMP'2016, May 2016, Liège, Belgium
Communication dans un congrès
hal-01480021v1
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Numerical modeling of failure mechanisms in complex heterogeneous microstructuresECF 21, Jun 2016, Catania, Italy
Communication dans un congrès
hal-01480023v1
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Influence of Lode angle on modelling of micro voids closure in hot metal forming processesECCOMAS 2016, Jun 2016, Crete Island, Greece
Communication dans un congrès
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Elaboration, par une approche sur VER, d’un modèle à champ moyen pour la prédiction de la refermeture de pores lors de la déformation à chaud de métauxCSMA 2015 - Le 12ème Colloque National en Calcul des Structures, École Centrale de Nantes: GeM, ENSTA Brest: LMBS, INSA Rennes: LGCGM, Arts et Métiers ParisTech Angers: LAMPA, Université de Bretagne-Sud Lorient: LIMATB, Université de La Rochelle: LASIE, May 2015, Giens, France
Communication dans un congrès
hal-01247751v1
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An adaptive body-fitted monolithic method for modeling the fracture of heterogeneous microstructuresCFRAC 2015, Jun 2015, Cachan, France
Communication dans un congrès
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Analysis of void clusters arrangements on coalescence using a new body-fitted immersed volume method for the modeling of ductile fracture at the microscaleIUTAM Symposium: Ductile Fracture and Localization, Mar 2015, Paris, France
Communication dans un congrès
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Advances in Level-Set Modeling of Recrystallization at the Polycrystal Scale - Development of the of the Digi-μ SoftwareThe 18th International ESAFORM Conference on Material Forming - Material Forming ESAFORM 2015 , Apr 2015, Garz, Austria. pp.617-623 ⟨10.4028/www.scientific.net/KEM.651-653.617⟩
Communication dans un congrès
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Modeling of ductile fracture mechanisms at the microscale using a new adaptive body-fitted monolithic methodCOMPLAS 2015, Sep 2015, Barcelona, Spain
Communication dans un congrès
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Unified finite element formulation to improve understanding of materials scienceCOUPLED PROBLEMS 2015, May 2015, Venice, Italy
Communication dans un congrès
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Une nouvelle méthode de volume immergé pour la modélisation numérique de l'endommagement ductile à l'échelle des microstructuresCSMA 2015 - Le 12ème Colloque National en Calcul des Structures, École Centrale de Nantes: GeM, ENSTA Brest: LMBS, INSA Rennes: LGCGM, Arts et Métiers ParisTech Angers: LAMPA, Université de Bretagne-Sud Lorient: LIMATB, Université de La Rochelle: LASIE, May 2015, Giens, France
Communication dans un congrès
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New challenges in numerical simulation of forming processes: multi-scale and multi-physics approachesCAE conference, Oct 2014, Verona, Italy
Communication dans un congrès
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Multiphysics and multiscale approaches for the modelling of metal forming processesNAFEMS 2014, Jun 2014, Paris, France
Communication dans un congrès
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Shot peening of heteregeneous microstructure: numerical modeling and influence on fatigue properties12th international conference on shot peening (ISCP12), Sep 2014, Goslar, Germany
Communication dans un congrès
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Numerical modelling of the effect of nonproportional loading on ductile fracture at the microscale20th European Conference on fracture (ECF20), Jun 2014, Trondheim, Norway
Communication dans un congrès
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Recent and future developments in finite element metal forming simulation11th International Conference on Technology of Plasticity, ICTP 2014, Oct 2014, Nagoya, Japan
Communication dans un congrès
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A new prediction model for void closure in hot metal formingJoin New European Steel Industry Conference (1st ESTAD & 31st JSI), Apr 2014, Paris, France
Communication dans un congrès
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Understanding and Modeling of Void Closure Mechanisms in Hot Metal Forming Processes: A Multiscale Approach11th International Conference on Technology of Plasticity, ICTP 2014, Oct 2014, Nagoya, Japan. pp.137-142, ⟨10.1016/j.proeng.2014.09.140⟩
Communication dans un congrès
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Numerical modelling of ductile damage at the microscale in a level set frameworkCAE conference, Oct 2014, Verona, Italy
Communication dans un congrès
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Finite Element Modeling of Void Nucleation, Growth and Coalescence for Large Plastic Strain and Complex Loading PathsThe Third International Conference on Computational Modeling of Fracture and Failure of Materials and Structures, Jun 2013, Prague, Czech Republic. pp.Page 94
Communication dans un congrès
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Influence of loading conditions on ductile damage nucleation, growth and coalescence mechanismsCOMPLAS 2013, Sep 2013, Barcelona, Spain
Communication dans un congrès
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A novel monolithic approach for modelling crack propagationCSMA 2013 - 11ème colloque national en calcul des structures, May 2013, Giens, France
Communication dans un congrès
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Analyse multi-échelle de la refermeture de porosités, appliquée à la mise en forme des métaux à chaudCSMA 2013 - 11ème colloque national en calcul des structures, May 2013, Giens, France
Communication dans un congrès
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Modélisation des micro mécanismes d'endommagement ductile par une approche couplant fonctions level-set et adaptation anisotrope de maillageCSMA 2013 - 11ème colloque national en calcul des structures, May 2013, Giens, France
Communication dans un congrès
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Anisotropic mesh adaptation dedicated to 2D/3D crack propagationECCOMAS 2012, Sep 2012, Vienna, Austria
Communication dans un congrès
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A multiscale analysis of void closure during hot forming processesForging Industry Association 2012 (FIA 2012), Sep 2012, Cleveland, United States
Communication dans un congrès
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Study for void closure relative to macroscopic mechanical loadings, using finite element simulations at a meso-scale8th European Solid Mechanics Conference (ESMC8), Jul 2012, Graz, Austria
Communication dans un congrès
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Analysis of ductile damage mechanisms for different voids/particles configurations and under various loading conditionsECCOMAS 2012, Sep 2012, Vienna, Austria
Communication dans un congrès
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Sensitivity study for void closure relative to macroscopic mechanical loadings, using finite element simulations at a meso-scaleECCOMAS 2012, Sep 2012, Vienna, Austria
Communication dans un congrès
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A new level-set framework for the modelling of nucleation, growth and coalescence of voids at the micro-scaleECCOMAS 2012, Sep 2012, Vienna, Austria
Communication dans un congrès
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Anisotropic mesh adaptation for ductile damage and fracture modellingCFRAC 2011 - International Conference on Computational Modeling of Fracture and Failures - Center for Numerical Methods in Engineering., Jun 2011, Barcelona, Spain
Communication dans un congrès
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Numerical modelling of ductile damage voids growth mechanism using a level-set technique and anisotropic mesh adaptationCFRAC 2011 - International Conference on Computational Modeling of Fracture and Failures - Center for Numerical Methods in Engineering., Jun 2011, Barcelona, Spain
Communication dans un congrès
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Digital microstructures matching statistical distributions of features in real materials – example of forgingsThe 13th International Conference on Metal Forming (Metal Forming 2010), Sep 2010, Toyohashi, Japan
Communication dans un congrès
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3D numerical micro-modelling of ductile damage mechanisms applied to hot metal forming processesIV European Conference on Computational Mechanics (ECCM 2010), May 2010, Paris, France
Communication dans un congrès
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On the role of particles distribution on damage and fatigue mechanisms12th ESAFORM Conference on Material Forming, Apr 2009, Enschede, Netherlands. pp.Pages 935-938, ⟨10.1007/s12289-009-0615-5⟩
Communication dans un congrès
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Multiaxial fatigue criterion accounting for anisotropy in forged components11th ESAFORM Conference on Material Forming, Apr 2008, Lyon, France. pp.Pages 379-382, ⟨10.1007/s12289-008-0074-4⟩
Communication dans un congrès
hal-00510349v1
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A new papadopoulos multiaxial fatigue criterion accounting for grain flow orientation in forged componentsFatigue Design 2007, Nov 2007, Senlis, France
Communication dans un congrès
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Experimental-Numerical Validation Framework for Micromechanical SimulationsJurica Sorić, Peter Wriggers, Olivier Allix. Multiscale Modeling of Heterogeneous Structures, 86, Springer, pp.147-161, 2018, Lecture Notes in Applied and Computational Mechanics book series (LNACM), ⟨10.1007/978-3-319-65463-8_8⟩
Chapitre d'ouvrage
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The prediction and avoidance of cracking in long products hot rolling (PACROLP Phase 2)Pacrolp-II, 26321, Publications Office, 2013, 978-92-79-34585-2. ⟨10.2777/50283⟩
Chapitre d'ouvrage
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