The output variables listed below
are available in
Abaqus/Standard.
Tensors and associated principal values and invariants
- S
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All stress components.
- Sij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of stress ().
- SP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal stresses.
- SPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal stresses (SP1SP2SP3).
- SINV
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All stress invariant components (MISES, TRESC, PRESS, INV3). For field output SINV is converted to a request for the generic variable S.
- MISES
- .dat: yes .fil: no .odb Field: no .odb History: yes
Mises equivalent stress, defined as
where is the deviatoric
stress tensor, defined as
where is the stress,
p is the equivalent pressure stress (defined below), and
is a unit matrix. In
index notation
where ,
,
and
is the Kronecker delta.
- MISESMAX
- .dat: no .fil: no .odb Field: yes .odb History: no
Maximum Mises stress among all of the section points. For a shell element it
represents the maximum Mises value among all the section points in the layer,
for a beam element it is the maximum Mises stress among all the section points
in the cross-section, and for a solid element it represents the Mises stress at
the integration points.
- MISESONLY
- .dat: no .fil: no .odb Field: yes .odb History: no
Mises equivalent stress. When MISESONLY is used instead of MISES, the stress components are not written to the output database;
consequently, the size of the database is reduced.
- TRESC
- .dat: yes .fil: no .odb Field: no .odb History: yes
Tresca equivalent stress, defined as the maximum difference between
principal stresses.
- PRESS
- .dat: yes .fil: no .odb Field: no .odb History: yes
Equivalent pressure stress, defined as
- PRESSONLY
- .dat: no .fil: no .odb Field: yes .odb History: no
Equivalent pressure stress. When PRESSONLY is used instead of PRESS, the stress components are not written to the output database;
consequently, the size of the database is reduced.
- INV3
- .dat: yes .fil: no .odb Field: no .odb History: yes
Third stress invariant, defined as
where is the deviatoric
stress defined in the context of Mises equivalent stress, above.
- TRIAX
- .dat: no .fil: no .odb Field: yes .odb History: yes
Stress triaxiality, .
- YIELDS
- .dat: no .fil: no .odb Field: yes .odb History: yes
Yield stress, ,
available for Mises, Johnson-Cook, and Hill plasticity material models.
- ALPHA
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All total kinematic hardening shift tensor components.
- ALPHAij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of the total shift tensor ().
- ALPHAk
- .dat: no .fil: no .odb Field: yes .odb History: yes
All
kinematic hardening shift tensor components ().
- ALPHAk_ij
- .dat: no .fil: no .odb Field: no .odb History: yes
-component
of the
kinematic hardening shift tensor (
and ).
- ALPHAN
- .dat: no .fil: no .odb Field: yes .odb History: yes
All tensor components of all the kinematic hardening shift tensors, except
the total shift tensor, ALPHA.
- ALPHAP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal values of the total shift tensor.
- ALPHAPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal values of the total shift
tensor (ALPHAP1ALPHAP2ALPHAP3).
- SNETk
- .dat: no .fil: no .odb Field: yes .odb History: yes
All stress components in the
network ().
Available only for the parallel rheological framework.
- SNETk_ij
- .dat: no .fil: no .odb Field: no .odb History: yes
-component
of stress in the
network (
and ).
Available only for the parallel rheological framework.
- E
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All strain components. For geometrically nonlinear analysis using element
formulations that support finite strains, E is not available for output to the output database
(.odb) file.
- Eij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of strain ().
- EP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal strains.
- EPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal strains (EP1EP2EP3).
- NE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All nominal strain components.
- NEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of nominal strain ().
- NEP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal nominal strains.
- NEPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal nominal strains (NEP1NEP2NEP3).
- LE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All logarithmic strain components. For geometrically nonlinear analysis
using element formulations that support finite strains, LE is the default strain measure for output to the output database
(.odb) file.
- LEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of logarithmic strain ().
- LEP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal logarithmic strains.
- LEPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal logarithmic strains (LEP1LEP2LEP3).
- ER
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All mechanical strain rate components.
- ERij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of strain rate ().
- ERP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal mechanical strain rates.
- ERPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal mechanical strain rates (ERP1ERP2ERP3).
- DG
- .dat: yes .fil: yes .odb Field: no .odb History: no
All components of the total deformation gradient. Available only for
hyperelasticity, hyperfoam, and material models defined in user subroutine
UMAT. For fully integrated first-order quadrilaterals and
hexahedra, the selectively reduced integration technique is used. A modified
deformation gradient is output for these elements.
- DGij
- .dat: yes .fil: no .odb Field: no .odb History: no
-component
of the total deformation gradient ().
- DGP
- .dat: yes .fil: yes .odb Field: no .odb History: no
Principal stretches.
- DGPn
- .dat: yes .fil: no .odb Field: no .odb History: no
Minimum, intermediate, and maximum values of principal stretches (DGP1DGP2DGP3).
- EE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All elastic strain components.
- EEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of elastic strain ().
- EEP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal elastic strains.
- EEPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal elastic strains (EEP1EEP2EEP3).
- IE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All inelastic strain components.
- IEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of inelastic strain ().
- IEP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal inelastic strains.
- IEPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal inelastic strains (IEP1IEP2IEP3).
- THE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All thermal strain components.
- THEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of thermal strain ().
- THEP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal thermal strains.
- THEPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal thermal strains (THEP1THEP2THEP3).
- PE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All plastic strain components. This identifier also provides PEEQ, a yes/no flag telling if the material is currently yielding or
not (AC YIELD: “actively yielding”; that is,
the plastic strain changed during the increment), and PEMAG when PE is requested for the data or results files. When PE is requested for field output to the output database, PEEQ is also provided.
- PEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of plastic strain ().
- PEEQ
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Equivalent plastic strain. This identifier also provides a yes/no flag (1/0
on the output database) telling if the material is currently yielding or not
(AC YIELD: “actively yielding”; that is, the
plastic strain changed during the increment).
The equivalent plastic strain is defined as ,
where
is the initial equivalent plastic strain.
The definition of
depends on the material model. For classical metal (Mises) plasticity
.
For other plasticity models, see the appropriate section in
Abaqus Materials Guide.
When plasticity occurs in the thickness direction to a gasket element whose
plastic behavior is specified as part of a gasket behavior definition, PEEQ is PE11.
- PEEQMAX
- .dat: no .fil: no .odb Field: yes .odb History: no
Maximum equivalent plastic strain, PEEQ, among all of the section points. For a shell element it
represents the maximumPEEQ value among all the section points in the layer, for a beam
element it is the maximum PEEQ among all the section points in the cross-section, and for a
solid element it represents thePEEQ at the integration points.
- PEEQT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Equivalent plastic strain in uniaxial tension for cast iron, Mohr-Coulomb
tension cutoff, and concrete damaged plasticity, which is defined as
.
This identifier also provides a yes/no flag (1/0 on the output database)
telling if the material is currently yielding or not (AC
YIELDT: “actively yielding”; that is, the plastic strain
changed during the increment).
- PEMAG
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Plastic strain magnitude, defined as .
For most materials, PEEQ and PEMAG are equal only for proportional loading. When plasticity occurs
in the thickness direction to a gasket element whose plastic behavior is
specified as part of a gasket behavior definition, PEMAG is PE11.
- PEP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal plastic strains.
- PEPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal plastic strains (PEP1PEP2PEP3).
- CE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All creep strain components. This identifier also provides CEEQ, CESW, and CEMAG when CE is requested for the data or results files.
- CEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of creep strain ().
- CEEQ
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Equivalent creep strain, defined as .
The definition of
depends on the material model. For classical metal (Mises) creep
.
For other creep models, see the appropriate section in
Abaqus Materials Guide.
When creep occurs in the thickness direction to a gasket element whose creep
behavior is specified as part of a gasket behavior definition, CEEQ is CE11.
- CESW
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Magnitude of swelling strain.
For cap creep CESW gives the equivalent creep strain produced by the consolidation
creep mechanism, defined as ,
where
is the equivalent creep pressure,
- CEMAG
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Magnitude of creep strain (defined by the same formula given above for PEMAG, applied to the creep strains).
- CEP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All principal creep strains.
- CEPn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Minimum, intermediate, and maximum principal creep strains (CEP1CEP2CEP3).
Additional element stresses
- CS11
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Average contact pressure for link and three-dimensional line gasket
elements. Available only if the gasket contact area is specified; see
Defining the contact area for average contact pressure output.
- TSHR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All transverse shear stress components. Available only for thick shell
elements such as S3R, S4R, S8R, and S8RT.
Contouring of this variable is supported in
the Visualization module
of
Abaqus/CAE.
- TSHRi3
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of transverse shear stress ().
Available only for thick shell elements such as S3R, S4R, S8R, and S8RT.
- CTSHR
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Transverse shear stress components for stacked continuum shell elements.
Available only for SC6R and SC8R elements.
Contouring of this variable is supported in
the Visualization module
of
Abaqus/CAE.
- CTSHRi3
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of transverse shear stress ().
Available only for SC6R and SC8R elements.
- SS
- .dat: yes .fil: yes .odb Field: no .odb History: no
All substresses. Available only for ITS elements.
- SSn
- .dat: yes .fil: no .odb Field: no .odb History: no
nth substress ().
Available only for ITS elements.
Vibration and acoustic quantities
- INTEN
- .dat: no .fil: no .odb Field: yes .odb History: yes
Vibration intensity. Available only for the steady-state dynamics procedure.
For real-only steady-state dynamics analyses, the intensity is a pure imaginary
vector, but it is stored as real on the output database. Available for
structural, solid, and acoustic elements and for rebar.
- ACV
- .dat: no .fil: no .odb Field: yes .odb History: yes
Acoustic particle velocity. Available only if the steady-state dynamic
procedure is used, and available only for acoustic finite elements.
- ACVn
- .dat: no .fil: no .odb Field: no .odb History: yes
Component n of the acoustic particle velocity
vector (n = 1, 2, 3). Available only if the
steady-state dynamic procedure is used, and available only for acoustic finite
elements.
- GRADP
- .dat: no .fil: no .odb Field: yes .odb History: yes
Acoustic pressure gradient. Available only if the steady-state dynamic
procedure is used, and available only for acoustic finite elements.
Energy densities
In steady-state
dynamics all energy quantities are net per-cycle values, unless otherwise noted
(see
Energy balance).
- ENER
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All energy densities. None of the energy densities are available in
mode-based procedures; a limited number of them are available for
direct-solution steady-state dynamic and subspace-based steady-state dynamic
analyses.
- SENER
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Elastic strain energy density (with respect to current volume). When the
Mullins effect is modeled with hyperelastic materials, this quantity represents
only the recoverable part of energy per unit volume. This is the only energy
density available in the data file for eigenvalue extraction procedures; to
obtain this quantity for eigenvalue extraction procedures in the results file
or as field output in the output database, request ENER. In steady-state dynamic analysis this is the cyclic mean
value.
- PENER
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Energy dissipated by rate-independent and rate-dependent plasticity, per
unit volume. Not available for steady-state dynamic analysis.
- CENER
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Energy dissipated by creep, swelling, viscoelasticity, and energy associated
with viscous regularization for cohesive elements, per unit volume. Not
available for steady-state dynamic analysis.
- VENER
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Energy dissipated by viscous effects (except those from viscoelasticity and
static dissipation), per unit volume.
- EENER
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Electrostatic energy density. Not available for steady-state dynamic
analysis.
- JENER
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Electrical energy dissipated as a result of the flow of current, per unit
volume. Not available for steady-state dynamic analysis.
- DMENER
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Energy dissipated by damage, per unit volume. Not available for steady-state
dynamic analysis.
State, field, and user-defined output variables
- SDV
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Solution-dependent state variables.
- SDVn
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Solution-dependent state variable n.
- TEMP
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Temperature.
- FV
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Predefined field variables, including those imported using the
FVi
co-simulation field ID.
- FVn
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Predefined field variable n.
- MFR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Predefined mass flow rates.
- MFRn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Component n of predefined mass flow rate
().
- UVARM
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
User-defined output variables.
- UVARMn
- .dat: yes .fil: no .odb Field: yes .odb History: yes
User-defined output variable n.
Composite failure measures
- CFAILURE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All failure measure components.
- MSTRS
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Maximum stress theory failure measure.
- TSAIH
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Tsai-Hill theory failure measure.
- TSAIW
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Tsai-Wu theory failure measure.
- AZZIT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Azzi-Tsai-Hill theory failure measure.
- MSTRN
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Maximum strain theory failure measure.
Fluid link quantities
- MFL
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current value of the mass flow rate.
- MFLT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current value of the total mass flow.
Fluid pipe element quantities
- FPMFL
- .dat: no .fil: no .odb Field: yes .odb History: yes
Current value of the mass flow rate.
- FPFLVEL
- .dat: no .fil: no .odb Field: yes .odb History: yes
Current velocity of the fluid flowing through the pipe.
- FPDPRESS
- .dat: no .fil: no .odb Field: yes .odb History: yes
Current pressure drop across the element.
Fracture mechanics quantities
- JK
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
J-integral, stress intensity factors. Available only
for line spring elements. Output is in the following order for LS3S elements: J, K,
,
and .
Output is in the following order for LS6 elements: J, ,
,
,
,
and .
Concrete cracking and additional plasticity
- CRACK
- .dat: yes .fil: yes .odb Field: no .odb History: no
Unit normal to cracks in concrete.
- CONF
- .dat: yes .fil: yes .odb Field: no .odb History: no
Number of cracks at a concrete material point.
- PEQC
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All equivalent plastic strains when the model has more than one
yield/failure surface.
- PEQCn
- .dat: yes .fil: no .odb Field: no .odb History: yes
nth equivalent plastic strain
().
For jointed materials: PEQC provides equivalent plastic strains for all four possible
systems (three joints - PEQC1, PEQC2, PEQC3, and bulk material - PEQC4). This identifier also provides a yes/no flag (1/0 on the
output database) telling if each individual system is currently yielding or not
(AC YIELD: “actively yielding”; that is, the
plastic strain changed during the increment).
For cap plasticity: PEQC provides equivalent plastic strains for all three possible
yield/failure surfaces (Drucker-Prager failure surface - PEQC1, cap surface - PEQC2, and transition surface - PEQC3) and the total volumetric inelastic strain (PEQC4). All identifiers also provide a yes/no flag (1/0 on the output
database) telling whether the yield surface is currently active or not
(AC YIELD: “actively yielding”, that is, the
plastic strain changed during the increment).
When PEQC is requested as output to the output database, the active yield
flags for each component are named AC YIELD1,
AC YIELD2, etc. and take the value 1 or 0.
Concrete damaged plasticity
- DAMAGEC
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Compressive damage variable, .
- DAMAGET
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Tensile damage variable, .
- SDEG
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Scalar stiffness degradation variable, d.
- PEEQ
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Equivalent plastic strain in uniaxial compression, which is defined as
.
This identifier also provides a yes/no flag (1/0 on the output database)
telling if the material is currently undergoing compressive failure or not
(AC YIELD: “actively yielding”; that is, the
plastic strain changed during the increment).
Rebar quantities
- RBFOR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Force in rebar.
- RBANG
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Angle in degrees between rebar and the user-specified isoparametric
direction. Available only for shell, membrane, and surface elements.
- RBROT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Change in angle in degrees between rebar and the user-specified
isoparametric direction. Available only for shell, membrane, and surface
elements.
Heat transfer analysis
- HFL
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current magnitude and components of the heat flux per unit area vector. The
integration points for these values are located at the Gauss points.
- HFLM
- .dat: yes .fil: no .odb Field: no .odb History: yes
Current magnitude of heat flux per unit area vector.
- HFLn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Component n of the heat flux vector
().
Mass diffusion analysis
- CONC
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Mass concentration.
- ISOL
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Amount of solute at an integration point, calculated as the product of the
mass concentration (CONC) and the integration point volume (IVOL).
- MFL
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current magnitude and components of the concentration flux vector.
- MFLM
- .dat: yes .fil: no .odb Field: no .odb History: yes
Current magnitude of the concentration flux vector.
- MFLn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Component n of the concentration flux vector
().
Elements with electrical potential degrees of freedom
- EPG
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current magnitude and components of the electrical potential gradient vector
for a coupled thermal-electrical analysis or a fully coupled
thermal-electrical-structural analysis. Current magnitude and components of the
negative of the electrical potential gradient vector for a piezoelectric
analysis.
- EPGM
- .dat: yes .fil: no .odb Field: no .odb History: yes
Current magnitude of the electrical potential gradient vector.
- EPGn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Component n of the electrical potential gradient
vector for a coupled thermal-electrical analysis or a fully coupled
thermal-electrical-structural analysis. Component n
of the negative of the electrical potential gradient vector for a piezoelectric
analysis. ()
.
Piezoelectric analysis
- EFLX
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current magnitude and components of the electrical flux vector.
- EFLXM
- .dat: yes .fil: no .odb Field: no .odb History: yes
Current magnitude of the electrical flux vector.
- EFLXn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Component n of the electrical flux vector
().
Coupled thermal-electrical elements
- ECD
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current magnitude and components of the electrical current density.
- ECDM
- .dat: yes .fil: no .odb Field: no .odb History: yes
Current magnitude of the electrical current density.
- ECDn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Component n of the electrical current density
vector ().
Cohesive elements
- MAXSCRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Maximum nominal stress damage initiation criterion.
- MAXECRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Maximum nominal strain damage initiation criterion.
- QUADSCRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Quadratic nominal stress damage initiation criterion.
- QUADECRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Quadratic nominal strain damage initiation criterion.
- DMICRT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All active components of the damage initiation criteria.
- SDEG
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Overall scalar stiffness degradation.
- STATUS
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Status of the element (the status of an element is 1.0 if the element is
active, 0.0 if the element is not).
- MMIXDME
- .dat: no .fil: no .odb Field: yes .odb History: yes
Mode mix ratio during damage evolution. It has a value of
before initiation of damage.
- MMIXDMI
- .dat: no .fil: no .odb Field: yes .odb History: yes
Mode mix ratio at damage initiation. It has a value of
before initiation of damage.
Low-cycle fatigue analysis
- CYCLEINI
- .dat: no .fil: no .odb Field: yes .odb History: yes
Number of cycles to initialize the damage at the material point.
- SDEG
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Overall scalar stiffness degradation.
- STATUS
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Status of the element (the status of an element is 1.0 if the element is
active, 0.0 if the element is not).
Pore pressure analysis
- VOIDR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Void ratio.
- POR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Pore pressure.
- SAT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Saturation.
- GELVR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Gel volume ratio.
- FLUVR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Total fluid volume ratio.
- FLVEL
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Current magnitude and components of the pore fluid effective velocity
vector.
- FLVELM
- .dat: yes .fil: no .odb Field: no .odb History: yes
Current magnitude of the pore fluid effective velocity vector.
- FLVELn
- .dat: yes .fil: no .odb Field: no .odb History: yes
Component n of the pore fluid effective velocity
vector ().
Pore pressure cohesive elements
- GFVR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Gap flow volume rate.
- PFOPEN
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Pore pressure fracture opening.
- LEAKVRT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Leak-off flow rate at the top of the element.
- LEAKVRB
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Leak-off flow rate at the bottom of the element.
- ALEAKVRT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Accumulated leak-off volume at the top of the element.
- ALEAKVRB
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Accumulated leak-off volume at the bottom of the element.
Two-layer viscoplasticity quantities
- VS
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Stress in the elastic-viscous network.
- VSij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of stress in the elastic-viscous network ().
- PS
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Stress in the elastic-plastic network.
- PSij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of stress in the elastic-plastic network ().
- VE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Viscous strain in the elastic-viscous network.
- VEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of viscous strain in the elastic-viscous network ().
- PE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Plastic strain in the elastic-plastic network.
- PEij
- .dat: yes .fil: no .odb Field: no .odb History: yes
-component
of plastic strain in the elastic-plastic network ().
- VEEQ
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Equivalent viscous strain in the elastic-viscous network, defined as
.
- PEEQ
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Equivalent plastic strain in the elastic-plastic network, defined as
.
Geometric quantities
- COORD
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Coordinates of the integration point for solid elements and rebar. These are
the current coordinates if the large-displacement formulation is being used.
- IVOL
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Integration point volume. Section point volume in the case of beams and
shells. (Not available for eigenfrequency extraction, eigenvalue buckling
prediction, complex eigenfrequency extraction, or linear dynamics procedures.
Available only for continuum and structural elements not using general beam or
shell section definitions.)
- LOCALDIRn
- .dat: no .fil: no .odb Field: automatic .odb History: no
Direction cosines of the local material directions for an anisotropic
hyperelastic material model. This variable is output automatically if any other
element field output is requested for an anisotropic hyperelastic material (see
Output).
Accuracy indicators
- SJP
- .dat: yes .fil: yes .odb Field: no .odb History: no
Strain jumps at nodes.
Random response analysis
The following
variables (beginning with R) are available only for random response dynamic
analysis: - RS
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Root mean square of all stress components.
- RSij
- .dat: yes .fil: no .odb Field: no .odb History: yes
Root mean square of -component
of stress ().
- RMISES
- .dat: no .fil: no .odb Field: yes .odb History: yes
Root mean square of Mises equivalent stress.
- RE
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Root mean square of all strain components.
- REij
- .dat: yes .fil: no .odb Field: no .odb History: yes
Root mean square of -component
of strain ().
- RCTF
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector total forces and moments.
- RCTFn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector total force component n
().
- RCTMn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector total moment component n
().
- RCEF
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector elastic forces and moments.
- RCEFn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector elastic force component n
().
- RCEMn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector elastic moment component n
().
- RCVF
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector viscous forces and moments.
- RCVFn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector viscous force component n
().
- RCVMn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector viscous moment component n
().
- RCRF
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector reaction forces and moments.
- RCRFn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector reaction force component n
().
- RCRMn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector reaction moment component
n ().
- RCSF
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector friction forces and moments.
- RCSFn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector friction force component n
().
- RCSMn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector friction moment component
n ().
- RCSFC
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector friction force in the direction of the instantaneous
slip direction. Available only if friction is defined in the slip direction.
- RCU
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector relative displacements and
rotations.
- RCUn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector relative displacement in the
n-direction ().
- RCURn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector relative rotation in the
n-direction ().
- RCCU
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector constitutive displacements and
rotations.
- RCCUn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector constitutive displacement in the
n-direction ().
- RCCURn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector constitutive rotation in the
n-direction ().
- RCNF
- .dat: yes .fil: yes .odb Field: no .odb History: yes
RMS values of all components of connector friction-generating contact forces
and moments.
- RCNFn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector friction-generating contact force component
n ().
- RCNMn
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS value of connector friction-generating contact moment component
n ().
- RCNFC
- .dat: yes .fil: no .odb Field: no .odb History: yes
RMS values of connector friction-generating contact force components in the
instantaneous slip direction. Available only if friction is defined in the slip
direction.
Steady-state dynamic analysis
The
following variables (beginning with P) are available only for steady-state
(frequency domain) dynamic analysis. These variables include both the magnitude
and phase angle for all components. Phase angles are given in degrees. In the
data file there are two lines of output for each request. The first line
contains the magnitude, and the second line (indicated by the
SSD footnote) contains the phase angle. In the
results file the magnitudes of all components are first, followed by the phase
angles of all components.
- PHS
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase angle of all stress components.
- PHSij
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase angle of -component
of stress ().
- PHE
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase angle of all strain components.
- PHEij
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase angle of -component
of strain ().
- PHEPG
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase angles of the electrical potential gradient vector.
- PHEPGn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase angle of component n of the
electrical potential gradient ().
- PHEFL
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase angles of the electrical flux vector.
- PHEFLn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase angle of component n of the
electrical flux vector ().
- PHMFL
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase angle of mass flow rate. Available only for fluid link
elements.
- PHMFT
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase angle of total mass flow. Available only for fluid link
elements.
- PHCTF
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector total forces and moments.
- PHCTFn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector total force component
n ().
- PHCTMn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector total moment component
n ().
- PHCEF
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector elastic forces and
moments.
- PHCEFn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector elastic force component
n ().
- PHCEMn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector elastic moment component
n ().
- PHCVF
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector viscous forces and
moments.
- PHCVFn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector viscous force component
n ().
- PHCVMn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector viscous moment component
n ().
- PHCRF
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector reaction forces and
moments.
- PHCRFn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector reaction force component
n ().
- PHCRMn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector reaction moment component
n ().
- PHCSF
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector friction forces and
moments.
- PHCSFn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector friction force component
n ().
- PHCSMn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector friction moment component
n ().
- PHCSFC
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector friction force in the direction of the
instantaneous slip direction. Available only if friction is defined in the slip
direction.
- PHCU
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector relative displacements
and rotations.
- PHCUn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector relative displacement in the
n-direction ().
- PHCURn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector relative rotation in the
n-direction ().
- PHCCU
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector constitutive
displacements and rotations.
- PHCCUn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector constitutive displacement in the
n-direction ().
- PHCCURn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector constitutive rotation in the
n-direction ().
- PHCV
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector relative velocities.
- PHCVn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector relative velocity in the
n-direction ().
- PHCVRn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector relative angular velocity in the
n-direction ().
- PHCA
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector relative accelerations.
- PHCAn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector relative acceleration in the
n-direction ().
- PHCARn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector relative angular acceleration in the
n-direction ().
- PHCNF
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of all components of connector friction-generating
contact forces and moments.
- PHCNFn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector friction-generating contact force component
n ().
- PHCNMn
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector friction-generating contact moment
component n ().
- PHCNFC
- .dat: yes .fil: no .odb Field: no .odb History: no
Magnitude and phase of connector friction-generating contact force in the
instantaneous slip direction. Available only if friction is defined in the slip
direction.
- PHCIVC
- .dat: yes .fil: yes .odb Field: no .odb History: no
Magnitude and phase of connector instantaneous velocity in the slip
direction. Available only if friction is defined in the slip direction.
Failure with progressive damage
- SDEG
- .dat: no .fil: no .odb Field: yes .odb History: yes
Scalar stiffness degradation variable.
- DMICRT
- .dat: no .fil: no .odb Field: yes .odb History: yes
All active components of the damage initiation criteria.
- DMICRTMAX
- .dat: no .fil: no .odb Field: yes .odb History: no
Maximum damage initiation criteria value among all section points, all
damage initiation criteria, and all time increments up to the current time.
This output variable generates three output quantities as follows:
DMICRTMAXVAL outputs the maximum damage initiation value.
DMICRTPOS outputs the section point in the layer in which the maximum
damage initiation value occurred. For solid elements, the output value is one.
DMICRTTYPE outputs a value that represents the damage initiation criteria
type that reached the maximum value in the element as follows:
For elements that have failure with progressive damage: 1-DUCTCRT, 2-SHRCRT, 4-FLDCRT, 5-MSFLDCRT, and 6-FLSDCRT.
For elements that have fiber-reinforced material damage: 11-HSNFTCRT, 12-HSNFCCRT, 13-HSNMTCRT, and 14-HSNMCCRT.
For cohesive elements with traction-separation behavior: 21-MAXSCRT, 22-MAXECRT, 23-QUADSCRT, and 24-QUADECRT.
- DUCTCRT
- .dat: no .fil: no .odb Field: no .odb History: yes
Ductile damage initiation criterion.
- SHRCRT
- .dat: no .fil: no .odb Field: no .odb History: yes
Shear damage initiation criterion.
- FLDCRT
- .dat: no .fil: no .odb Field: no .odb History: yes
Forming limit diagram (FLD) damage
initiation criterion.
- FLSDCRT
- .dat: no .fil: no .odb Field: no .odb History: yes
Forming limit stress diagram (FLSD) damage
initiation criterion.
- MSFLDCRT
- .dat: no .fil: no .odb Field: no .odb History: yes
Müschenborn-Sonne forming limit stress diagram
(MSFLD) damage initiation criterion.
- ERPRATIO
- .dat: no .fil: no .odb Field: yes .odb History: yes
Ratio of principal strain rates, ,
used for the MSFLD damage initiation
criterion.
- SHRRATIO
- .dat: no .fil: no .odb Field: yes .odb History: yes
Shear stress ratio, ,
used for the shear damage initiation criterion.
Fiber-reinforced materials damage
- HSNFTCRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Hashin's fiber tensile damage initiation criterion.
- HSNFCCRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Hashin's fiber compressive damage initiation criterion.
- HSNMTCRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Hashin's matrix tensile damage initiation criterion.
- HSNMCCRT
- .dat: yes .fil: no .odb Field: yes .odb History: yes
Hashin's matrix compressive damage initiation criterion.
- DMICRT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
All active components of the damage initiation criteria.
- DAMAGEFT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Fiber tensile damage variable.
- DAMAGEFC
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Fiber compressive damage variable.
- DAMAGEMT
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Matrix tensile damage variable.
- DAMAGEMC
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Matrix compressive damage variable.
- DAMAGESHR
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Shear damage variable.
- STATUS
- .dat: yes .fil: yes .odb Field: yes .odb History: yes
Status of the element (the status of an element is 1.0 if the element is
active, 0.0 if the element is not).
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