Failure modelling in finite element analyses: Element erosion with crack-tip enhancement

Inglis, 1913, Stresses in a plate due to the presence of cracks and sharp corners, Trans. Inst. Nav. Archit., 55, 219 Knowles, 1973, An asymptotic finite-deformation analysis of the elastostatic field near the tip of a crack, J. Elasticity, 3, 67, 10.1007/BF00045816 Gao, 1996, Exponential stress and strain singularity at tip of mode I growing crack in power hardening plastic material, Theor. Appl. Fract. Mech., 25, 103, 10.1016/0167-8442(96)00012-2 Zhang, 2000, A shear band decohesion model for small fatigue crack growth in an ultra-fine grain aluminium alloy, Eng. Fract. Mech., 65, 665, 10.1016/S0013-7944(99)00148-4 M. Unosson, L. Olovsson, K. Simonsson, Failure modelling in finite element analyses: random material imperfections, Mech. Mater., accepted for publication, doi:10.1016/j.mechmat.2005.05.001. L. Olovsson, KRYP, a finite element tool for crystal plasticity analyses, Methodology report FOI-R--0374--SE, Swedish Defence Research Agency, Stockholm (March 2002). ARMOX 500T, Product data sheet, SSAB Oxelösund AB, Oxelösund, http://www.armoxplate.com (June 2000). Johnson, 1983, A constitutive model and data for metals subjected to large strains, high strain rates and high temperatures, 541 Meyers, 1994 M. Nilsson, Constitutive model for Armox 500T and Armox 600T at low and medium strain rates, Technical report FOI-R--1068--SE, Swedish Defence Research Agency, Stockholm (December 2003). Goldthorpe, 1997, A path dependent model for ductile fracture, 705 Bažant, 1997