Download package of ISA cyclic hypoplasticity for Abaqus

Description: Download package of ISA cyclic hypoplasticity model. Contains umats and example Abaqus input files. Umats (ISA+sand hypoplasticity) allow to switch between ISA and classical intergranular strain concept.

Authors: Fuentes, W. et al.


Associated Software and Constitutive Models

  1. Irene Georgiou
    Irene Georgiou 7 months ago

    In the initial state subroutine of your axisymmetric examples, is there anything wrong with the initial intergranular strains? I think that Statev(4) instead of Statev(5) is the correct one to initialize strain in the y-direction. Could you confirm that?

  2. Shaoxiang Chen
    Shaoxiang Chen 4 months ago

    Hi , professor William Fuentes
    I‘d’ like to ask if you have the matlab program of ISA cyclic hypoplasticity model , I would be appreciated if you could send me a copy. Thanks a lot!

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