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Professor Philippe Le Grognec See: http://copainsdavant.linternaute.com/membre/4702128/1388057365/philippe_le_grognec/ http://www.theses.fr/151830878

Professor Philippe Le Grognec - Buckling · R. Gonçalves, P. Le Grognec, D. Camotim, GBT-based semi-analytical solutions for the plastic bifurcation of thin-walled members, International

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Page 1: Professor Philippe Le Grognec - Buckling · R. Gonçalves, P. Le Grognec, D. Camotim, GBT-based semi-analytical solutions for the plastic bifurcation of thin-walled members, International

Professor Philippe Le Grognec

See:http://copainsdavant.linternaute.com/membre/4702128/1388057365/philippe_le_grognec/http://www.theses.fr/151830878

Page 2: Professor Philippe Le Grognec - Buckling · R. Gonçalves, P. Le Grognec, D. Camotim, GBT-based semi-analytical solutions for the plastic bifurcation of thin-walled members, International

http://www.idref.fr/151830878http://copainsdavant.com/p/philippe-le-grognec-4702128http://libra.msra.cn/Publication/26243855/elastoplastic-bifurcation-and-collapse-of-axially-loaded-cylindrical-shells

Assistant Professor (since 2003)Polymers and Composites Technology & Mechanical Engineering DepartmentEcole 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 ofvarious instability phenomena – Applications to a wide range of materials (Contribution à la modélisationdu 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 withinterlayer 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.

Page 3: Professor Philippe Le Grognec - Buckling · R. Gonçalves, P. Le Grognec, D. Camotim, GBT-based semi-analytical solutions for the plastic bifurcation of thin-walled members, International

R. Gonçalves, P. Le Grognec, D. Camotim, GBT-based semi-analytical solutions for the plastic bifurcation ofthin-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 theelastoplastic collapse of cylindrical tubes under external pressure, Marine Structures, Vol. 22, Issue 4, pp. 836-854, 2009.

P. Le Grognec, A. Le van, Some new analytical results for plastic buckling and initial post-buckling of platesand 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 souscompression 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, RevueEuropéenne 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 panelsunder 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 shellelements 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-WalledMembers 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 élastoplastiquesous 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 finiterotations, ASME International Mechanical Engineering Congress and Exposition, Orlando, Florida, USA,November 5-10, 2000.