A micromechanics based model for ductile damage in multiphase and composite metallic alloys combining extended Gurson and homogenization theories

12th International Conference on Fracture 2009, ICF-12

Volumn 7, Issue , 2009, Pages 5402-5410

  Tekoglu C ^a   Pardoen, T ^a  

^a UNIVERSITÉ CATHOLIQUE DE LOUVAIN   (Belgium)

Author keywords

[No Author keywords available]

Indexed keywords

ACCURATE PREDICTION; CONSTITUTIVE LAW; DAMAGE MODEL; DUCTILE DAMAGE; ELASTO-PLASTIC; FRACTURE MODEL; HOMOGENIZATION SCHEME; HOMOGENIZATION THEORY; LOAD TRANSFER; MECHANICAL BEHAVIOR; METALLIC ALLOYS; PARAMETRIC STUDY; PARTICLE-MATRIX INTERFACE; SECOND PHASE PARTICLES;

DUCTILE FRACTURE; STRAIN HARDENING;

POLYMER MATRIX COMPOSITES;

EID: 84869766614     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (11)

1. D. Lassance, D. Fabrègue, F. Delannay, T. Pardoen, Micromechanics of room and high temperature fracture in 6xxx Al alloys, Prog Mater Sci 52 (2007) 62-129.
2. th International Conference on Fracture, Pergamon Press, Oxford, 1977, vol. 2, pp. 343-348.
3. S. Jun, D. Zengjie, L. Zhonghua, T. Mingjing, Fracture strength of spheroidal carbide particle, Int J Fract 42 (1990) 39-42.
4. C. Chu and A. Needleman, Void nucleation effects in biaxially stretched sheets, J Eng Mater Technol 102 (1980) 249-256.
5. V. Tvergaard, Material failure by void growth to coalescence, Adv Appl Mech 27 (1990) 83-151.
6. I. Doghri and A. Ouaar, Homogenization of two-phase elasto-plastic composite materials and structures - study of tangent operators, cyclic plasticity and numerical algorithms, Int J Solids Struct 40 (2003) 1681-1712.
7. J.D. Eshelby, The determination of the elastic field of an ellipsoidal inclusion and related problems, Proc R Soc A 241 (1957) 376-396.
8. T. Van Hoof, O. Piérard and F. Lani, A coupled mean-field/Gurson-Tvergaard micromechanical model for ductile fracture in multiphase materials with large volume fraction of voids. Part 1: Model description and validation, in preparation.
9. M. Gologanu, J.-B. Leblond, G. Perrin, J. Devaux, Recent extensions of Gurson's model for porous ductile metals, in: P. Suquet (Ed.), Continuum Micromechanics, Springer-Verlag, New York, 1997, pp. 61-130.
10. P. F. Thomason, Ductile Fracture of Metals, Pergamon Press, Oxford, 1990.
11. th International Conference on Fracture, Ottawa, 2009.