Experience

INSA Rennes

• France
• Higher Education
• 100 - 200 Employee

• Associate Professor Habil. Dr. (Maître de Conferences des Universites HC HDR)

  • Sep 1997 - Present

  Enseignement Supérieur, Recherche et Innovation / Graduate Higher Education, Research and Innovation Theoretic and Applied Mechanics, Materials Science, Numerical Thermo-Mechanics, Optimisation Algorithms, Inverse Analysis and Inverse Problems, Finite Element Method, Mesoscopic and Multi-Scale Materials Behaviour Formulation & Identification, Rheology, Tribology, Elastic-Plastic Anisotropy, Rapid Dynamics, Severe Loadings, Unconventional Material Testing Analysis using Numerical… Show more Enseignement Supérieur, Recherche et Innovation / Graduate Higher Education, Research and Innovation Theoretic and Applied Mechanics, Materials Science, Numerical Thermo-Mechanics, Optimisation Algorithms, Inverse Analysis and Inverse Problems, Finite Element Method, Mesoscopic and Multi-Scale Materials Behaviour Formulation & Identification, Rheology, Tribology, Elastic-Plastic Anisotropy, Rapid Dynamics, Severe Loadings, Unconventional Material Testing Analysis using Numerical Modelling and Inverse Technique, Numerical Calibration, Rapid Tensile/Compression Tests, Hopkinson Bars, Special Forming Processes - High Speed Machining, Rapid or Incremental Forming. Integrated Conception by Experiment-Modeling-Optimisation coupling via the Development of a Specific Numerical Software Plateform based on a Second Gradient Method; Applications in Thermo-Mechanical Optimisation, Physical and Material Behaviour Parameter Identification and Numerical Modelling/Inverse Analysis of Bulk /Thick Sheet Forming concerning Rheology and Tribology Description under Severe Loadings. Show less Enseignement Supérieur, Recherche et Innovation / Graduate Higher Education, Research and Innovation Theoretic and Applied Mechanics, Materials Science, Numerical Thermo-Mechanics, Optimisation Algorithms, Inverse Analysis and Inverse Problems, Finite Element Method, Mesoscopic and Multi-Scale Materials Behaviour Formulation & Identification, Rheology, Tribology, Elastic-Plastic Anisotropy, Rapid Dynamics, Severe Loadings, Unconventional Material Testing Analysis using Numerical… Show more Enseignement Supérieur, Recherche et Innovation / Graduate Higher Education, Research and Innovation Theoretic and Applied Mechanics, Materials Science, Numerical Thermo-Mechanics, Optimisation Algorithms, Inverse Analysis and Inverse Problems, Finite Element Method, Mesoscopic and Multi-Scale Materials Behaviour Formulation & Identification, Rheology, Tribology, Elastic-Plastic Anisotropy, Rapid Dynamics, Severe Loadings, Unconventional Material Testing Analysis using Numerical Modelling and Inverse Technique, Numerical Calibration, Rapid Tensile/Compression Tests, Hopkinson Bars, Special Forming Processes - High Speed Machining, Rapid or Incremental Forming. Integrated Conception by Experiment-Modeling-Optimisation coupling via the Development of a Specific Numerical Software Plateform based on a Second Gradient Method; Applications in Thermo-Mechanical Optimisation, Physical and Material Behaviour Parameter Identification and Numerical Modelling/Inverse Analysis of Bulk /Thick Sheet Forming concerning Rheology and Tribology Description under Severe Loadings. Show less



Ecole Nationale Supérieure des Mines de Paris (MINES ParisTech-Center of Materials Forming/CEMEF)

• Associate Researcher

  • Sep 1996 - Aug 1997

  Recherche/Research Thixotropic rheological analysis of metallic alloy's semi-solid state with applications in finite element modeling and inverse analysis of specific indentation tests - European Project COST 512-COPERNICUS Etude rhéologique du comportement thixotrope des alliages métalliques à l'état semi-solide avec applications dans la modélisation éléments finis et l'analyse inverse des tests d'indentation spécifiques - Projet Européen COST512-COPERNICUS.

• PhD Researcher

  • Oct 1993 - Nov 1996

  Recherche/Research Automatic Identification of Rheological Parameters by Inverse Analysis/Identification Automatique des Paramètres Rhéologiques par Analyse Inverse). Theoretical, numerical development and finite element programming for the identification of rheological parameters by inverse analysis (optimization by inverse problem formulation) with parametric sensitivity computations by a direct differentiation method of a 2.5D axisymmetric finite element formulation and… Show more Recherche/Research Automatic Identification of Rheological Parameters by Inverse Analysis/Identification Automatique des Paramètres Rhéologiques par Analyse Inverse). Theoretical, numerical development and finite element programming for the identification of rheological parameters by inverse analysis (optimization by inverse problem formulation) with parametric sensitivity computations by a direct differentiation method of a 2.5D axisymmetric finite element formulation and definition of physical/metallurgical thermo-dependent behavior laws for large plastic deformations to describe the hardening-softening competition with identification of the specific rheological parameters (Computer Aided Rheology - RAO). Applications to metal alloys and solid polymers during torsion tests (TORRAO software), traction or torsion-traction tests (TRACTRAO software) for both cold and hot conditions. Strong experimental - finite element modeling - optimization identification coupling (Gauss-Newton second order gradient method). Développement théoriques, numériques et programmation modules éléments finis pour l'identification des paramètres rhéologiques par analyse inverse (optimisation par formulation type problème inverse) avec calcul de sensibilité paramétrique par la méthode de différentiation directe de la formulation faible éléments finis axisymétrique 2,5D et définition physique/métallurgique des lois de comportement thermo-dépendentes en grandes déformations plastiques pour décrire la compétition écrouissage-adoucissement-durcissement avec identification des paramètres rhéologiques spécifiques (Rhéologie Assisté par Ordinateur - RAO). Applications aux alliages métalliques et polymères solides lors des essais de torsion (logiciel TORRAO) et traction ou torsion-traction (logiciel TRACTRAO) à froid et à chaud. Couplage fort expériment - modélisation éléments finis - identification par optimisation (méthode de gradient d'ordre 2 type Gauss-Newton).



Center of Materials Forming (CEMEF/UMR 7635) - ENSMP (MINES ParisTech)

• Sophia Antipolis, France

• Research Master DEA Training

  • Feb 1993 - Jun 1993

  Recherche/Research Automatic Identification of Behaviour Parameters via a Computer Rheology Aided Method Identification Automatique des Paramètres de Comportement par une Méthode de Rhéologie Assistée par Ordinateur. Recherche/Research Automatic Identification of Behaviour Parameters via a Computer Rheology Aided Method Identification Automatique des Paramètres de Comportement par une Méthode de Rhéologie Assistée par Ordinateur.



Center of Materials Forming (CEMEF/UMR 7635) - ENSMP (MINES ParisTech)

• Sophia Antipolis, France

• Engineering Master Training

  • Jan 1992 - Mar 1992

  Recherche Appliquée/Applied Research Team-work for a master dissertation engineering project and initiation to research activites in the field of metal forming and numerical/experimental analysis of plane tensile tests using 2D finite element analysis Drawing limit curves research during plane tensile tests/Recherche des courbes limites d'emboutissage lors des essais de traction planes Recherche Appliquée/Applied Research Team-work for a master dissertation engineering project and initiation to research activites in the field of metal forming and numerical/experimental analysis of plane tensile tests using 2D finite element analysis Drawing limit curves research during plane tensile tests/Recherche des courbes limites d'emboutissage lors des essais de traction planes