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Micromorphic homogenisation and its application to a model of ductile damage
Authors:Geralf Hütter
Affiliation:TU Bergakademie Freiberg, Institute of Mechanics and Fluid Dynamics, Lampadiusstr. 4, D-09596 Freiberg, Germany
Abstract:
Heuristic gradient extensions of classical damage models are established to overcome their spurious mesh dependency. In contrast, an extension of Gurson's model of ductile damage towards the microdilatational theory is presented through a straight-forward homogenization. FEM simulations prove the regularization capabilities of the model. (© 2017 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim)
Keywords:
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