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cohesive zone modelling of ct specimen with mat_cohesive_th (material 185) in ls dyna

Submitted by Anonymous (not verified) on

does anybody know how to use the material model no:185 in ls dyna for modelling cohesive zone elements for analyzing the crack propagation in a ct specimen made of steel?

hi jose

if you want to model a crack progatation of steel with cohesive element , you have to predict several  directions along witch the crack might propagate before you do the calculation. Then you could add cohesive element on the crack paths , after running the simulation you ll know which path 'wins the chance to propagate '

tell me your idea 

Tue, 03/15/2011 - 09:53 Permalink