3. Modeling A#
3.1. Characteristics of the mesh#
Number of knots: 8 3D modeling: 1 quadratic volume element: HEXA8.
The structure contains a single grain, the state of stresses and deformations is homogeneous.
3.2. Tested sizes and results#
3.2.1. Type 1 behavior: MONO_VISC1, MONO_ISOT1, MONO_CINE1#
Integration |
Identification |
Reference |
% Tolerance |
implicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSI_ELGA |
-6.764427E-04 |
0.10 |
implicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSP_ELGA |
-1.87292E-05 |
2.0 |
explicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSI_ELGA |
-6.764427E-04 |
0.2 |
explicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSP_ELGA |
-1.87292E-05 |
4.0 |
3.2.2. Type 2 behavior: MONO_VISC2, MONO_ISOT2, MONO_CINE2#
Comparison between MONO_VISC2, MONO_ISOT2, MONO_CINE2 and MONO_VISC1, MONO_ISOT1, MONO_CINE1
Integration |
Identification |
Reference |
% Tolerance |
implicit |
\({\varepsilon }_{\mathrm{xx}}\) of EPSI_ELGA |
-6.76241E-04 |
0.10 |
implicit |
\({\varepsilon }_{\mathrm{xx}}\) of EPSP_ELGA |
-1.85279E-05 |
0.10 |
explicit |
\({\varepsilon }_{\mathrm{xx}}\) of EPSI_ELGA |
-6.757537E-04 |
0.10 |
explicit |
\({\varepsilon }_{\mathrm{xx}}\) of EPSP_ELGA |
-1.804038E-05 |
0.10 |
3.2.3. Type 2 behavior: MONO_VISC2, MONO_ISOT2, MONO_CINE2#
No regression for MONO_VISC2, MONO_ISOT2, MONO_CINE2
Integration |
Identification |
Reference |
% Tolerance |
implicit |
\({\sigma }_{\mathrm{xx}}\) of EPSI_ELGA |
-95.9311 |
0.10 |
implicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSP_ELGA |
-1.3393175E-03 |
0.10 |
3.2.4. Type 1 behavior with ELAS_ORTH#
Comparison between MONO_VISC1, MONO_ISOT1, MONO_CINE1, with ELASet with ELAS_ORTH
Integration |
Identification |
Reference |
% Tolerance |
implicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSI_ELGA |
-6.76241E-04 |
0.10 |
explicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSI_ELGA |
-6.75754E-04 |
0.10 |
3.2.5. Type 1 behavior: MONO_VISC1, MONO_ISOT1, MONO_CINE1 for the ZIRCONIUM#
First calculation: interaction matrix (identity matrix h=0) and sliding systems defined in Code_Aster:
Integration |
Identification |
Reference |
% Tolerance |
Implicit |
\({\sigma }_{\mathit{xx}}\) of SIEF_ELGA |
-212.31 |
0.1 |
implicit |
\({\varepsilon }_{\mathrm{xx}}\) of EPSP_ELGA |
-5.3785E-04 |
0.1 |
implicit |
\({v}_{92}\) of VARI_ELGA |
5.2868E-04 |
0.1 |
Second calculation: sliding systems defined in Code_Aster, interaction matrix defined by the user (identity matrix, provided as data in a table). Comparison with the first calculation.
Integration |
Identification |
Reference |
% Tolerance |
Implicit |
\({\sigma }_{\mathit{xx}}\) of SIEF_ELGA |
-212.3 |
0.1 |
implicit |
\({\varepsilon }_{\mathrm{xx}}\) of EPSP_ELGA |
-5.3785E-04 |
0.1 |
implicit |
\({v}_{92}\) of VARI_ELGA |
5.2868E-04 |
0.1 |
Third calculation: drag systems defined in Code_Aster, interaction matrix defined by the user (identity matrix, provided as data in a table), and behavior POLYCRISTAL:
Integration |
Identification |
Reference |
% Tolerance |
Polycrystal |
\({\sigma }_{\mathrm{xx}}\) by SIEF_ELGA |
-212.3 |
0.1 |
Polycrystal |
\({\varepsilon }_{\mathrm{xx}}\) by EPSP_ELGA |
-5.3785E-04 |
0.1 |
Polycrystal |
\({v}_{99}\) by VARI_ELGA |
5.2868E-04 |
0.1 |
Fourth calculation: sliding systems and interaction matrix defined by the user:
Integration |
Identification |
Reference |
% Tolerance |
Implicit |
\({\sigma }_{\mathit{xx}}\) of SIEF_ELGA |
-212.3 |
0.1 |
implicit |
\({\varepsilon }_{\mathrm{xx}}\) of EPSP_ELGA |
-5.3785E-04 |
0.1 |
implicit |
\({v}_{92}\) of VARI_ELGA |
5.2868E-04 |
0.1 |
Fifth calculation: sliding systems and interaction matrix defined by the user, and behavior POLYCRISTAL (only one phase, to allow comparison with previous calculations):
Integration |
Identification |
Reference |
% Tolerance |
Polycrystal |
\({\sigma }_{\mathit{xx}}\) by SIEF_ELGA |
-212.3 |
0.1 |
Polycrystal |
\({\varepsilon }_{\mathrm{xx}}\) by EPSP_ELGA |
-5.3785E-04 |
0.3 |
Polycrystal |
\({v}_{99}\) by VARI_ELGA |
5.2868E-04 |
0.8 |
3.2.6. Behavior: MONO_DD_KR#
Integration |
Identification |
Reference |
% Tolerance |
implicit |
\({\sigma }_{\mathit{xx}}\) of SIEF_ELGA |
-324.37 |
0.40 |
implicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSP_ELGA |
-8.1822E-04 |
0.20 |
explicit |
\({\sigma }_{\mathit{xx}}\) of SIEF_ELGA |
-324.37 |
0.40 |
explicit |
\({\varepsilon }_{\mathit{xx}}\) of EPSP_ELGA |
-8.1822E-04 |
0.05 |
Polycrystal |
\({\sigma }_{\mathit{xx}}\) by SIEF_ELGA |
-324.37 |
0.40 |
Polycrystal |
\({\varepsilon }_{\mathit{xx}}\) by EPSP_ELGA |
-8.1822E-04 |
0.05 |