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  • Code_Aster usage 02/12/2016 | par TOBI
    Hi Kathi, in the last few month I spend a lot of time in forming simulations, where contact an material nonlinearity are also the main challenge. Until now I didn’t deal so much with REAC_GEOM,...
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  • Code_Aster usage 02/12/2016 | par Shohei NARITA
    Hello, everyone. I’m trying to perform a linear elastic problem for calculating ground surface deformation caused by pressurized ellipoidal cavity beneath the model surface which imitates a...
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  • Code_Aster usage 02/12/2016 | par TOBI
    Hi Kathi, the correct input-data for the sigma-epsilon-function are the true stresses (cauchy-stresses). This is because the FEM also describes the real geometry, or as you pointed out, the...
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  • Code_Aster usage 01/12/2016 | par AsterO'dactyle
    Hello, yes, it’s a bug. Thank you !
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  • Code_Aster usage 01/12/2016 | par kathi
    Bonjour, using (isotropic hardening) material with SIMO_MIEHE strain : [code] mat = DEFI_MATERIAU( TRACTION = _F(SIGM = SigmEpsi, ), ELAS=_F( E=2e+11, RHO = 7600, NU = 0.3, ), ) ; .. .....
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