CPFEM for Calculix

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Purpose

This page provides the updates needed for Calculix to run large deformation codes, specifically the crystal plasticity UMAT designed for Abaqus found here. The process outlined here is for Lin

Source Files

Download the following files and save them WITHOUT the *.txt extensions.

  • umat_main.f
  • Makefile.inc
  • umat_wrapper.f

Save these in the src/ directory of your Calculix distribution.

Also download the crystal plasticity UMAT, make any necessary edits, then save in the src/ directory as well.

Finally, open a terminal, and from the src/ directory, type:

make

An executable will be created, named something like ccx_#.##, where the #.## corresponds to your Calculix version.

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