3. Internal variables of the model

Here are the internal variables stored at each Gauss point in the model implementation

Meaning of internal variables	Number	Symbol	Name
Scalar variables
Armature No. 1
Axial deformation	115	ERT1	\({\epsilon }^{r}\)
Plastic deformation	116	ERP1	\({\epsilon }^{r,\mathit{pl}}\)
Axial stress	117	SNR1	\({\sigma }_{0}^{r}\)
Maxwell deformation	118	ERM1	\({\epsilon }^{r,M}\)
Maximum load rate	119	MUR1	\({\mu }^{\mathit{MAX}}\)
Kelvin deformity	120	EKR1	\({\epsilon }^{r,K}\)
Residual prestress	121	SPR1	\({\sigma }_{\mathit{res}}^{r}\)
Armature no. 2
Axial deformation	122	ERT2	\({\epsilon }^{r}\)
Plastic deformation	123	ERP2	\({\epsilon }^{r,\mathit{pl}}\)
Axial stress	124	SNR2	\({\sigma }_{0}^{r}\)
Maxwell deformation	125	ERM2	\({\epsilon }^{r,M}\)
Maximum load rate	126	MUR2	\({\mu }^{\mathit{MAX}}\)
Kelvin deformity	127	EKR2	\({\epsilon }^{r,K}\)
Residual prestress	128	SPR2	\({\sigma }_{\mathit{res}}^{r}\)
Armature no. 3
Axial deformation	129	ERT3	\({\epsilon }^{r}\)
Plastic deformation	130	ERP3	\({\epsilon }^{r,\mathit{pl}}\)
Axial stress	131	SNR3	\({\sigma }_{0}^{r}\)
Maxwell deformation	132	ERM3	\({\epsilon }^{r,M}\)
Maximum load rate	133	MUR3	\({\mu }^{\mathit{MAX}}\)
Kelvin deformity	134	EKR3	\({\epsilon }^{r,K}\)
Residual prestress	135	SPR3	\({\sigma }_{\mathit{res}}^{r}\)
Armature No. 4
Axial deformation	136	ERT4	\({\epsilon }^{r}\)
Plastic deformation	137	ERP4	\({\epsilon }^{r,\mathit{pl}}\)
Axial stress	138	SNR4	\({\sigma }_{0}^{r}\)
Maxwell deformation	139	ERM4	\({\epsilon }^{r,M}\)
Maximum load rate	140	MUR4	\({\mu }^{\mathit{MAX}}\)
Kelvin deformity	141	EKR4	\({\epsilon }^{r,K}\)
Residual prestress	142	SPR4	\({\sigma }_{\mathit{res}}^{r}\)
Armature No. 5
Axial deformation	143	ERT5	\({\epsilon }^{r}\)
Plastic deformation	144	ERP5	\({\epsilon }^{r,\mathit{pl}}\)
Axial stress	145	SNR5	\({\sigma }_{0}^{r}\)
Maxwell deformation	146	ERM5	\({\epsilon }^{r,M}\)
Maximum load rate	147	MUR5	\({\mu }^{\mathit{MAX}}\)
Kelvin deformity	148	EKR5	\({\epsilon }^{r,K}\)
Residual prestress	149	SPR5	\({\sigma }_{\mathit{res}}^{r}\)
Stresses in concrete alone
Direction 11 (global coordinate system)	150	SBE1	\({\sigma }_{11}^{\mathit{be}}\)
Direction 22 (global coordinate system)	151	SBE2	\({\sigma }_{22}^{\mathit{be}}\)
Direction 33 (global coordinate system)	152	SBE3	\({\sigma }_{33}^{\mathit{be}}\)
Direction 12 (global coordinate system)	153	SBE4	\({\sigma }_{12}^{\mathit{be}}\)
Direction 13 (global coordinate system)	154	SBE5	\({\sigma }_{13}^{\mathit{be}}\)
Direction 23 (global coordinate system)	155	SBE6	\({\sigma }_{23}^{\mathit{be}}\)
Main constraints of concrete alone
Major main constraint	156	SPM1	\({\sigma }_{I}\)
Secondary main stress	157	SPM2	\({\sigma }_{\mathit{II}}\)
Minor main constraint	158	SPM3	\({\sigma }_{\mathit{III}}\)