Summary
A new class of materials called Implicit Standard Materials is proposed. It allows to generalize Fenchel’s inequality, and then to recover normality law for non standard behaviour, in particular for unilateral contact with dry friction and granular materials. In terms of finite element method, an algorithm based on the non linear mathematical programming is used to solve every step of the incremental problem. The numerical applications show the convergence of the method. The significative sensitivity of the solution to the non associativity of the soil flow rule can be quotted.
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References
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© 1995 Springer Science+Business Media New York
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Bousshine, L., de Saxcé, G. (1995). Modelization by Finite Elements of Cutting and Punching Problems Using an Algorithm Based on the Implicit Standard Materials, Applied to the Friction. In: Raous, M., Jean, M., Moreau, J.J. (eds) Contact Mechanics. Springer, Boston, MA. https://doi.org/10.1007/978-1-4615-1983-6_18
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DOI: https://doi.org/10.1007/978-1-4615-1983-6_18
Publisher Name: Springer, Boston, MA
Print ISBN: 978-1-4613-5817-6
Online ISBN: 978-1-4615-1983-6
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