ALERT doctoral school on constitutive modelling is happening right now.
The school lecture notes are available at the website of ALERT geomaterials (http://alertgeomaterials.eu/publications/)
Below you find triax input files for hands-on calibration session:

hypoClay_drainedTx.inp
———————————–
stage 0 init_pq -100 0 -0.000005
stage 10 triax_drained epax -0.2

hypoplasti_clay_anisot
20 0.1 0.01 1.1 0.2 1 ( model parameters )
0.6 ( model state variables )
___________________________________
hypoClay_oed.inp
———————————–
stage 0 init_pq -10 0 -0.000005
stage 10 triax_K0 sigax -1000 -100

hypoplasti_clay_anisot
20 0.1 0.01 1.1 0.2 1 ( model parameters )
1 ( model state variables )
___________________________________
hypoClay_undrained.inp
———————————–
stage 0 init_pq -100 0 -0.000005
stage 10 triax_undrained epax -0.2

hypoplasti_clay_anisot
20 0.1 0.01 1.1 0.2 1 ( model parameters )
0.6 ( model state variables )
___________________________________
hypoClayUnsat_drainedTx.inp
———————————–
stage 0 init_pq_unsat
-100 0 ( p, q )
0 200 ( ua, uw )
-0.00001 ( integration step )
stage 10 triax_drained epax -0.2

hypoplasti_clay_unsat_anisot
20 0.1 0.01 1.1 0.2 1 ( model parameters, basic model )
0.055 0 3 -27 0.55 ( model parameters, partial saturation )
0.6 ( model state variables )
___________________________________
hypoClayUnsat_oed_collapse.inp
———————————–
stage 0 init_pq_unsat
-10 0 ( p, q )
0 200 ( ua, uw )
-0.00001 ( integration step )
stage 10 triax_K0 sigax -1000
stage 12 next_step -0.0000001
stage 15 triax_K0_unsat suction 0
stage 20 triax_K0 sigax -100

hypoplasti_clay_unsat_anisot
20 0.1 0.01 1.1 0.2 1 ( model parameters, basic model )
0.055 0 3 -27 0.55 ( model parameters, partial saturation )
1 ( model state variables )
___________________________________
hypoClayUnsat_oed.inp
———————————–
stage 0 init_pq_unsat
-10 0 ( p, q )
0 200 ( ua, uw )
-0.00001 ( integration step )
stage 10 triax_K0 sigax -1000 -100

hypoplasti_clay_unsat_anisot
20 0.1 0.01 1.1 0.2 1 ( model parameters, basic model )
0.055 0 3 -27 0.55 ( model parameters, partial saturation )
1 ( model state variables )
___________________________________

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