The 3DECcontact model utilizes the fracture energy concept to simulate linear and polynomial elastoplastic softening in shear and tension. The developed contact models are suitable for quasi-static analysis of brittle materials, such as concrete, rock, and masonry.
Linear softeningPolynomial softeningFailure mechanism of a notched concrete specimen under direct tension (rotatable boundary condition)
Keywords
Fracture Energy
Softening
References
Pulatsu, B., Erdogmus, E., Lourenço, P.B., Lemos, J.V. and Hazzard, J. (2020) Discontinuum analysis of the fracture mechanism in masonry prisms and wallettes via discrete element method. Meccanica, DOI: 10.1007/s11012-020-01133-1
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