DuF: Ductile Fracture: Physical Mechanisms and Computational Challenges
Minisymposium organized by
- P.-O. Bouchard, CEMEF, Centre de Mise en Forme, Mines-ParisTech, Sophia Antipolis, France
- J. M. A. César de Sá, University of Porto, Portugal
- R. H. J. Peerlings, TU Eindhoven, Netherlands
Session I, Wednesday, 11:00-12:50, lecture hall C221, chaired by J.M.A. César de Sá
Micromechanics
11:00-11:30 | M. Brünig*, S. Gerke, V. Hagenbrock: Micro-mechanical numerical analyses on the effect of stress state on ductile damage and failure (keynote lecture) |
11:30-11:50 | L. Zybell*, G. Hütter, T. Linse, U. Mühlich, M. Kuna: Micromechanical analysis of size effects in ductile failure |
11:50-12:10 | L. Morin*, J.B. Leblond, D. Kondo: A Gurson-type criterion for plastically anisotropic material containing general ellipsoidal voids |
12:10-12:30 | P.-O. Bouchard*, E. Roux, M. Bernacki: Finite element modeling of void nucleation, growth and coalescence for large plastic strain and complex loading paths |
12:30-12:50 | V.G. Kouznetsova*, F. Maresca, M.G.D. Geers: Understanding apparent ductility of martensite in dual phase steels |
Session II, Wednesday, 14:00-15:40, lecture hall C221, chaired by P.-O. Bouchard
Crack Propagation
14:00-14:20 | S. Feld-Payet*, V. Chiaruttini, F. Feyel: A crack insertion strategy based on a gradient-type criterion and local remeshing |
14:20-14:40 | J.J.C. Remmers*, R. de Borst, C.V. Verhoosel, A. Needleman: Simulating ductile crack growth using the cohesive band model |
14:40-15:00 | L. Wu*, G. Becker, L. Noels: Modeling of damage to crack transition using a coupled discontinuous Galerkin / cohesive extrinsic law framework |
15:00-15:20 | D. Gloger*, M. Enderlein, M. Kuna: Error analysis for submodels with cracks: Extension to elastic-plastic material |
15:20-15:40 | V. Riolo*, J. Guilie, V. Chiaruttini: Crack driving forces and fatigue crack propagation in elastic-plastic materials |
Session III, Wednesday, 16:10-17:10, lecture hall C221, chaired by R.H.J. Peerlings
Constitutive Modelling
16:10-16:30 | J. Besson*: A two length scale non-local model to describe ductile rupture at low stress triaxiality |
16:30-16:50 | G. Mirone*: Ductility of an X100 steel under different triaxiality and Lode angle histories: Axisymmetric and C(T) fracture specimens |
16:50-17:10 | A. Mota*, W. Sun, J.T. Ostien, J.W. Foulk III, K.N. Long: Lie-group interpolation and variational recovery for internal variables |
*Asterisks denote presenting authors.