Differences

This shows you the differences between two versions of the page.

--- doc:user:general:ifields [2015/01/07 15:07] – boman
+++ doc:user:general:ifields [2024/05/23 15:30] (current) – papeleux
@@ Line 1: / Line 1: @@
-====== Internal Fields ======
+====== Fields at Gauss Points ======
-Fields that are saved for each integration point are referenced by codes with the ''IF'' prefix (standing for **I**nternal **F**ield).
+Fields that are computed at each integration point are referenced by codes with the ''IF'' prefix (standing for **I**nternal **F**ield).
@@ Line 14: / Line 14: @@
 | ''IF_SIG_XZ'' |  :::|
 | ''IF_SIG_YZ'' |  :::|
+| ''IF_SIG_1'' | Cauchy Principal stress 1 |
+| ''IF_SIG_2'' | Cauchy Principal stress 2 |
+| ''IF_SIG_3'' | Cauchy Principal stress 3 |
 | ''IF_DEV_SIG_ORTHO_XX'' | Cauchy stress deviator tensor in a frame which moves with the matter (see important remark at the bottom) |
 | ''IF_DEV_SIG_ORTHO_YY'' | :::|
@@ Line 52: / Line 55: @@
 | ''IF_DEPL'' | equivalent plastic strain rate |
 | ''IF_EVMS'' | von Mises stress |
+| ''IF_CRITERION'' | Plastic Criterion (different to EVMS if VonMises is not used as plastic Critetion) |
+| ''IF_YIELD_STRESS'' | yield stress |
+| ''IF_VISCOPLAST_STRESS'' | Visco-Plastic Stress |
+| ''IF_GRAINSIZE'' | grain size Value |
+| ''IF_GRAINSIZE_STRESS'' | grain size Stress |
 | ''IF_TRIAX'' | stress triaxiality T = hydrostatic stress / equivalent stress |
-| ''IF_RUPT_CRIT'' | Rupture Criterion |
+| ''IF_RUPT_CRIT'' | rupture Criterion |
-| ''IF_DYNAMIC_YIELD'' | dynamic yield stress|
-| ''IF_STATIC_YIELD'' | static yield stress |
-| ''IF_GRAIN_SIZE'' | grain size |
 | ''IF_ISO_DAMAGE'' | isotropic damage |
 | ''IF_DAMAGE_XX'' | orthotropic damage |
@@ Line 115: / Line 120: @@
 | ''IF_FTOTAL_ZX'' |  :::|
 | ''IF_FTOTAL_ZY'' |  :::|
+| ''IF_LODE_PARAMETER'' | Lode parameter  $\in [-1,1]$  |
 This codes are to be used in [[doc:user:results:courbes_res]] to specify which field must be archived.
@@ Line 121: / Line 127: @@
 $$
- \boldsymbol{\sigma}_{cauchy} = \dfrac{\boldsymbol{F}\,\boldsymbol{\sigma}_{PK2}\,\boldsymbol{F}^T}{det(F_{total})}
+ \boldsymbol{\sigma}_{\text{cauchy}} = \dfrac{\mathbf{F}\,\boldsymbol{\sigma}_{\text{PK2}}\,\mathbf{F}^T}{\det(\mathbf{F}_{\text{total}})}
 $$