Professor Philippe Le Grognec

Professor Philippe Le Grognec
See:
http://copainsdavant.linternaute.com/membre/4702128/1388057365/philippe_le_grognec/
http://www.theses.fr/151830878
http://www.idref.fr/151830878
http://copainsdavant.com/p/philippe-le-grognec-4702128
http://libra.msra.cn/Publication/26243855/elastoplastic-bifurcation-and-collapse-of-axially-loaded-cylindricalshells
Assistant Professor (since 2003)
Polymers and Composites Technology & Mechanical Engineering Department
Ecole des Mines de Douai, France
Education
2011 H.D.R. (Post-doctoral degree) in Mathematical Sciences, University of Lille, France
Habilitation Thesis: On the modeling of the mechanical behavior of thin structures for the prediction of
various instability phenomena – Applications to a wide range of materials (Contribution à la modélisation
du comportement mécanique de structures minces pour la prédiction de divers types d'instabilité –
Applications multi-matériaux).
2001 Ph. D. in Mechanical Engineering, Ecole Centrale de Nantes, France
Ph. D. Thesis: On the modelling of buckling and post-buckling phenomena of elastoplastic structures
(Contribution à la modélisation du flambement et du post-flambement des structures élastoplastiques).
1997 Master of Science in Mechanical Engineering, Ecole Centrale de Nantes, France
1997 Engineering degree in Structural Mechanics, Ecole Centrale de Nantes, France
Research Interests
•
•
•
Structural mechanics: elastic/plastic local/global buckling and post-buckling of beams, plates and shells,
homogenization, composite materials.
Finite plasticity: necking, ratcheting, semi-crystalline polymers.
Analytical and numerical methods in non-linear mechanics (finite element method, arc-length and
branch-switching techniques).
Teaching Activities
Solid Mechanics, Vibrations, Continuum Mechanics, Finite Element Method.
Selected Publications in Refereed Journals
P. Le Grognec, Q.H. Nguyen, M. Hjiaj, Exact buckling solution for two-layer Timoshenko beams with
interlayer slip, International Journal of Solids and Structures, Vol. 49, Issue 1, pp. 143-150, 2012.
P. Le Grognec, A. Le van, On the plastic bifurcation and post-bifurcation of axially compressed beams,
International Journal of Non-Linear Mechanics, Vol. 46, Issue 5, pp. 693-702, 2011.
R. Gonçalves, P. Le Grognec, D. Camotim, GBT-based semi-analytical solutions for the plastic bifurcation of
thin-walled members, International Journal of Solids and Structures, Vol. 47, Issue 1, pp. 34-50, 2010.
P. Le Grognec, P. Casari, D. Choqueuse, Influence of residual stresses and geometric imperfections on the
elastoplastic collapse of cylindrical tubes under external pressure, Marine Structures, Vol. 22, Issue 4, pp. 836854, 2009.
P. Le Grognec, A. Le van, Some new analytical results for plastic buckling and initial post-buckling of plates
and cylinders under uniform compression, Thin-Walled Structures, Vol. 47, Issues 8-9, pp. 879-889, 2009.
P. Le Grognec, A. Le van, Elastoplastic bifurcation and collapse of axially loaded cylindrical shells,
International Journal of Solids and Structures, Vol. 45, Issue 1, pp. 64-86, 2008.
P. Le Grognec, A. Le van, Modélisation numérique du flambement élastoplastique d'une poutre sous
compression axiale, Revue Européenne des Eléments Finis, Vol. 12, n°7-8, pp. 887-906, 2003.
P. Le Grognec, A. Le van, Bifurcations primaires et secondaires d'un cylindre sous compression axiale, Revue
Européenne des Eléments Finis, Vol. 12, n°1, pp. 7-41, 2003.
Selected Publications in International Conference Proceedings
C. Lainé, P. Le Grognec, S. Comas Cardona, C. Binétruy, Buckling analysis of reinforced sandwich panels
under through-thickness compression, 8th EUROMECH Solid Mechanics Conference, Graz, Austria, July 9-13,
2012.
P. Le Grognec, P. Casari, D. Choqueuse, Elastoplastic collapse of cylindrical tubes under external pressure,
7th EUROMECH Solid Mechanics Conference, Lisbon, Portugal, September 7-11, 2009.
R. Gonçalves, P. Le Grognec, D. Camotim, Plastic bifurcation FEA of thin-walled members: Thin shell
elements vs. GBT-based beam elements, III European Conference on Computational Mechanics: Solids,
Structures and Coupled Problems, Mini-Symposium on "Stability and Non-Linear Behaviour of Thin-Walled
Members and Structures", Lisbon, Portugal, June 5-8, 2006.
P. Le Grognec, A. Le van, A unified treatment for the elastoplastic bifurcation of structural elements, 21st
International Congress of Theoretical and Applied Mechanics, Warsaw, Poland, August 15-21, 2004.
P. Le Grognec, A. Le van, Modes de bifurcation primaires et secondaires d'un tube cylindrique élastoplastique
sous compression axiale, 15ème Congrès Français de Mécanique, Nancy, 3-7 septembre 2001.
P. Le Grognec, A. Le van, Buckling and post-buckling of thin elastoplastic cylindrical shells with finite
rotations, ASME International Mechanical Engineering Congress and Exposition, Orlando, Florida, USA,
November 5-10, 2000.