DuF: Ductile Fracture: Physical Mechanisms and Computational Challenges

Minisymposium organized by

Session I, Wednesday, 11:00-12:50, lecture hall C221, chaired by J.M.A. César de Sá

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.