Download archive including both 32-bit and 64-bit PLAXIS solver compatible UserMod dlls (UDSM_HPS.dll and UDSM_HPS64.dll) and a their source code. This includes Abaqus-compatible umats for sand (umat.f) and clay (umat_hcea.f) hypoplastic models. For use in Abaqus, rename umat_hcea(...) in umat_hcea.f to umat(...).

Report on the implementation (pdf version of this web site).

Example PLAXIS input files with hypoplasticity.

Handouts of the PhD course describing calibration of material parameters of hypoplastic models.

David Masin 2017-09-12