MultiPhysicsVault/.raw/AbaqusAnalysisUserGuide1/AbaqusAnalysisUserGuide1_074.md

Identifier	.dat	.fil	.odb	Description
			Field History
PHCU	•	•		Magnitude and phase of all components of connector relative displacements and rotations.
PHCUn	•			Magnitude and phase of connector relative displacement in the n-direction (n = 1, 2, 3).
PHCURn	•			Magnitude and phase of connector relative rotation in the n-direction (n = 1, 2, 3).
PHCCU	•	•		Magnitude and phase of all components of connector constitutive displacements and rotations.
PHCCUn	•			Magnitude and phase of connector constitutive displacement in the n-direction (n = 1, 2, 3).
PHCCURn	•			Magnitude and phase of connector constitutive rotation in the n-direction (n = 1, 2, 3).
PHCV	•	•		Magnitude and phase of all components of connector relative velocities.
PHCVn	•			Magnitude and phase of connector relative velocity in the n-direction (n = 1, 2, 3).
PHCVRn	•			Magnitude and phase of connector relative angular velocity in the n-direction (n = 1, 2, 3).
PHCA	•	•		Magnitude and phase of all components of connector relative accelerations.
PHCAn	•			Magnitude and phase of connector relative acceleration in the n-direction (n = 1, 2, 3).
PHCARn	•			Magnitude and phase of connector relative angular acceleration in the n-direction (n = 1, 2, 3).
PHCNF	•	•		Magnitude and phase of all components of connector friction-generating contact forces and moments.
PHCNFn	•			Magnitude and phase of connector friction-generating contact force component n (n = 1, 2, 3).
PHCNMn	•			Magnitude and phase of connector friction-generating contact moment component n (n = 1, 2, 3).
PHCNFC	•			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	•	•		Magnitude and phase of connector instantaneous velocity in the slip direction. Available only if friction is defined in the slip direction.

Identifier .dat .fil .odb Description Field History

Failure with progressive damage
SDEG	•	•	Scalar stiffness degradation variable.
DMICRT	•	•	All active components of the damage initiation criteria.
DUCTCRT		•	Ductile damage initiation criterion.
SHRCRT		•	Shear damage initiation criterion.
FLDCRT		•	Forming limit diagram (FLD) damage initiation criterion.
FLSDCRT		•	Forming limit stress diagram (FLSD) damage initiation criterion.
MSFLDCRT		•	Müschenborn-Sonne forming limit stress diagram (MSFLD) damage initiation criterion.
ERPRATIO	•	•	Ratio of principal strain rates, $\alpha$ , used for the MSFLD damage initiation criterion.
SHRRATIO	•	•	Shear stress ratio, $\theta_s = (q + k_sp)/\tau_{\text{max}}$ , used for the shear damage initiation criterion.

Fiber-reinforced materials damage

HSNFTCRT	●		●	●	Hashin’s fiber tensile damage initiation criterion.
HSNFCCRT	●		●	●	Hashin’s fiber compressive damage initiation criterion.
HSNMTCRT	●		●	●	Hashin’s matrix tensile damage initiation criterion.
HSNMCCRT	●		●	●	Hashin’s matrix compressive damage initiation criterion.
DMICRT	●	●	●	●	All active components of the damage initiation criteria.
DAMAGEFT	●	●	●	●	Fiber tensile damage variable.
DAMAGEFC	●	●	●	●	Fiber compressive damage variable.
DAMAGEMT	●	●	●	●	Matrix tensile damage variable.
DAMAGEMC	●	●	●	●	Matrix compressive damage variable.
DAMAGESHR	●	●	●	●	Shear damage variable.
STATUS	●	●	●	●	Status of the element (the status of an element is 1.0 if the element is active, 0.0 if the element is not).

Element centroidal variables

For electromagnetic elements, the element output is at the centroid of the element instead of at the integration points. These variables are defined for electromagnetic elements in the element descriptions

in Part VI, “Elements,” and in “Eddy current analysis,” Section 6.7.5, and “Magnetostatic analysis,” Section 6.7.6.

Identifier	.dat	.fil	.odb		Description
			Field	History
EMB			•	•	All components of the magnetic flux density vector.
EMH			•	•	All components of the magnetic field vector.
EME			•	•	All components of the electric field vector.
EMCD			•	•	All components of the eddy current density vector in conducting regions.
EMCDA			•	•	Magnitude and components of the applied volume current density vector.
EMJH			•	•	Rate of Joule heat dissipation (amount of heat dissipated per unit volume per unit time) in conductor regions.
EMBF			•	•	Magnetic body force intensity (force per unit volume) vector in conductor regions.
EMBFC			•	•	Complex magnetic body force intensity (force per unit volume) vector in conductor regions in a time-harmonic eddy current analysis.

Element section variables

You can request element section variable output to the data, results, or output database file (see “Element output” in “Output to the data and results files,” Section 4.1.2, and “Element output” in “Output to the output database,” Section 4.1.3). These variables are available only for beam and shell elements with the exception of STH, which is also available for membrane elements. They are defined for particular elements in the element descriptions in Part VI, “Elements.”

Identifier	.dat	.fil	.odb		Description
			Field	History
SF	●	●	●	●	All section force and moment components.
SFn	●			●	Section force per unit width of component n (n = 1, 2, 3, 4, 5 for conventional shells; n = 1, 2, 3, 4, 5, 6 for continuum shells; n = 1, 2, 3 for beams).
SMn	●			●	Section moment per unit width of component n (n = 1, 2, 3).
SORIENT			●		Composite shell section orientations.
BIMOM	●			●	Bimoment of beam cross-section. Available only for open-section beam elements.

Identifier	.dat	.fil	.odb		Description
			Field	History
ESF1	•	•	•	•	Effective axial force for beams and pipes subjected to pressure loading. Available for all stress/displacement procedure types except response spectrum and random response.
SSAVG	•	•	•		All average shell section stress components.
SSAVGn	•			•	Average shell section stress component n (n = 1, 2, 3, 4, 5, 6).
SE	•	•	•	•	All section strain, curvature change, and twist components.
SEn	•			•	Section strain component n (n = 1, 2, 3, 4, 5, 6 for shells; n = 1, 2, 3 for beams).
SKn	•			•	Section curvature change or twist n (n = 1, 2, 3).
BICURV	•			•	Bicurvature of beam cross-section. Available only for open-section beam elements.
MAXSS	•	•			Maximum axial stress on the section. (This variable can be used with the following types of general beam section definitions: standard library cross-sections, linear generalized cross-sections, or meshed cross-sections with specified output section points. If the output section points are specified, the MAXSS output will be the maximum of the stresses at the user-specified points.)
COORD	•	•	•	•	Coordinates of the section point. These are the current coordinates if the large-displacement formulation is being used.
STH	•	•	•	•	Section thickness (current thickness for SAX1, SAX2, SAX2T, S3/S3R, S4, S4R, SAXA1N, SAXA2N, and all membrane elements if the large-displacement formulation is used; initial thickness for all other cases).
SVOL	•	•	•	•	Integrated section volume. (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.)

Identifier	.dat	.fil	.odb		Description
			Field	History
SPE	•	•	•	•	All generalized plastic strain components. Available only for inelastic nonlinear response in a general beam section.
SPEn	•			•	Generalized plastic strain component n (n = 1, 2, 3, 4). Representing axial plastic strain, curvature change about the local 1-axis, curvature change about the local 2-axis, and twist of the beam. Available only for inelastic nonlinear response in a general beam section.
SEPE	•	•	•	•	All equivalent plastic strains. Available only for inelastic nonlinear response in a general beam section.
SEPEn	•			•	Equivalent plastic strain component n (n = 1, 2, 3, 4). Representing axial plastic strain, curvature change about the local 1-axis, curvature change about the local 2-axis, and twist of the beam. Available only for inelastic nonlinear response in a general beam section.
Frame elements
SEE	•	•	•	•	All elastic section axial, curvature, and twist strain components.
SEE1	•			•	Elastic axial strain component.
SKEn	•			•	Elastic section curvature or twist strain component (n = 1, 2, 3).
SEP	•	•	•	•	All plastic axial displacements and rotations at the element's ends. This identifier also provides a yes/no flag telling if the frame element's end section is currently yielding or not (AC YIELD: “actively yielding”; that is, the plastic strain changed during the increment) and a yes/no/na flag telling if buckling occurred in the strut response (AC BUCKL) or is not applicable. AC YIELD and AC BUCKL are not available in the output database.
SEP1	•			•	Plastic axial displacement at the element's ends.
SKPn	•			•	Plastic rotations, either bending or twisting, at the element's ends (n = 1, 2, 3).
SALPHA	•	•	•	•	All generalized backstress components at the element's ends.

Identifier	.dat	.fil	.odb	Description
			Field History
SALPHAn	•		•	Generalized backstress at the element's ends (n = 1, 2, 3, 4). The first component is the axial section backstress, followed by two bending backstress components and the twist backstress component.

Whole element variables

You can request whole element variable output to the data, results, or output database file (see “Element output” in “Output to the data and results files,” Section 4.1.2, and “Element output” in “Output to the output database,” Section 4.1.3). In steady-state dynamics all energy quantities are net per-cycle values, unless otherwise noted.

Identifier	.dat	.fil	.odb		Description
			Field	History
LOADS	•	•			Current values of distributed loads (not available for nonuniform loads).
FOUND	•	•			Current values of foundation pressures.
FLUXS	•	•	•		Current values of distributed (heat or concentration) fluxes (not available for nonuniform fluxes), including those imported using the HFL co-simulation field ID.
CHRGS	•	•			Current values of distributed electrical charges.
ECURS	•	•			Current values of distributed electrical currents.
ELEN	•	•	•	•	All energy magnitudes in the element. None of the energies 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.
ELKE	•		•	•	Total kinetic energy in the element. In steady-state dynamic analysis this is the cyclic mean value.
ELSE	•		•	•	Total elastic strain energy in the element. When the

Identifier	.dat	.fil	.odb		Description
			Field	History
					steady-state dynamic analysis this is the cyclic mean value.
ELPD	•		•	•	Total energy dissipated in the element by rate-independent and rate-dependent plastic deformation. Not available for steady-state dynamic analysis.
ELCD	•		•	•	Total energy dissipated in the element by creep, swelling, viscoelasticity, and energy associated with viscous regularization for cohesive elements. Not available for steady-state dynamic analysis.
ELVD	•		•	•	Total energy dissipated in the element by viscous effects, not including energy dissipated by static stabilization or viscoelasticity.
ELSD	•		•	•	Total energy dissipated in the element resulting from automatic static stabilization. Not available for steady-state dynamic analysis.
ELCTE	•		•	•	Total electrostatic energy in the element. Not available for steady-state dynamic analysis.
ELJD	•		•	•	Total electrical energy dissipated due to flow of current. Not available for steady-state dynamic analysis.
ELASE	•		•	•	Total “artificial” strain energy in the element (energy associated with constraints used to remove singular modes, such as hourglass control, and with constraints used to make the drill rotation follow the in-plane rotation of the shell element). Not available for steady-state dynamic analysis.
ELDMD	•		•	•	Total energy dissipated in the element by damage. Not available for steady-state dynamic analysis.
NFORC	•	•	•	•	Forces at the nodes of an element from both the hourglass and the regular deformation modes of that element (negative of the internal forces in the global coordinate system). The specified position in data and results file requests is ignored.
NFORCSO			•	•	Forces at the nodes of a beam element caused by the stress resultants in the element (internal forces in the beam section orientation coordinate system).
GRAV			•		Uniformly distributed gravity load.
BF			•		Uniformly distributed body force.

Identifier	.dat	.fil	.odb		Description
			Field	History
CORIOMAG			•		Magnitude of Coriolis load.
ROTAMAG			•		Magnitude of rotary acceleration load.
CENTMAG			•		Magnitude of centrifugal load (measured as ρω2, where ρ is the mass density per unit volume and ω is the angular velocity).
CENTRIFMAG			•		Magnitude of centrifugal load (measured as ω2, where ω is the angular velocity).
HBF			•		Heat body flux.
NFLUX	•	•	•	•	Fluxes at the nodes of the element caused by the heat conduction or mass diffusion in the element (internal fluxes). (The specified position for data and output database file requests is ignored.)
NFLn	•			•	Flux n at the nodes of the element (n = 11, 12, . . .) caused by the heat conduction or mass diffusion in the element (internal fluxes). (The specified position for data and output database file requests is ignored.)
NCURS	•	•	•	•	Electrical current at the nodes due to electrical conduction in the element.
FILM	•	•			Current values of film conditions (not available for nonuniform films).
RAD	•	•			Current values of radiation conditions.
EVOL	•	•	•	•	Current element volume. (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.)
ESOL	•	•	•	•	Amount of solute in an element, calculated as the sum of ISOL (amount of solute at an integration point) over all the integration points in the element.

Enriched elements

STATUSXFEM

•

•

Status of the enriched element. (The status of an enriched element is 1.0 if the element is completely cracked; 0.0 if the element is not. If the element is partially cracked, the value lies between 1.0 and 0.0.)

Identifier	.dat	.fil	.odb		Description
			Field	History
LOADSXFEM			•	•	Distributed pressure loads applied to the XFEM-based crack surface.

Enriched elements when the XFEM-based LEFM approach is used

ENRRTXFEM

•

•

All components of strain energy release rate.

Enriched elements in low-cycle fatigue analysis

CYCLEINIXFEM

•

•

Number of cycles to initialize the crack at the enriched element.

Enriched elements with pore pressure degrees of freedom

GFVRXFEM	●	●	Gap fluid volume rate of the enriched element.
CRDCUTXFEM	●	●	Crack midpoint coordinates at the element edges of the enriched element.
PFOPENXFEM	●	●	Fracture opening of the enriched element.
PFOPENXFEMCOMP	●	●	Fracture opening at the element edges of the enriched element.
PORPRES	●	●	Fluid pressure of the enriched element.
PORPRESCOMP	●	●	Fluid pressure at the element edges of the enriched element.
LEAKVRTXFEM	●	●	Leak-off flow rate at the top cracked surface of the enriched element.
LEAKVRBXFEM	●	●	Leak-off flow rate at the bottom cracked surface of the enriched element.
ALEAKVRTXFEM	●	●	Accumulated leak-off flow volume per unit area at the top cracked surface of the enriched element.
ALEAKVRBXFEM	●	●	Accumulated leak-off flow volume per unit area at the bottom cracked surface of the enriched element.

Connector elements

CTF	●	●	●	●	All components of connector total forces and moments.
CTFn	●			●	Connector total force component n (n = 1, 2, 3).
CTMn	●			●	Connector total moment component n (n = 1, 2, 3).
CEF	●	●	●	●	All components of connector elastic forces and moments.
CEFn	●			●	Connector elastic force component n (n = 1, 2, 3).

Identifier	.dat	.fil	.odb		Description
			Field	History
CEMn	●			●	Connector elastic moment component n (n = 1, 2, 3).
CUE	●	●	●	●	Elastic displacements and rotations in all directions.
CUEn	●			●	Elastic displacement in the n-direction (n = 1, 2, 3).
CUREn	●			●	Elastic rotation in the n-direction (n = 1, 2, 3).
CUP	●	●	●	●	Plastic relative displacements and rotations in all directions.
CUPn	●			●	Plastic relative displacement in the n-direction (n = 1, 2, 3).
CURPn	●			●	Plastic relative rotation in the n-direction (n = 1, 2, 3).
CUPEQ	●	●		●	Equivalent plastic relative displacements and rotations in all directions.
CUPEQn	●			●	Equivalent plastic relative displacement in the n-direction (n = 1, 2, 3).
CURPEQn	●			●	Equivalent plastic relative rotation in the n-direction (n = 1, 2, 3).
CUPEQC	●			●	Equivalent plastic relative motion for a coupled plasticity definition.
CALPHAF	●	●		●	All components of connector kinematic hardening shift forces and moments.
CALPHAFn	●			●	Connector kinematic hardening shift force component n (n = 1, 2, 3).
CALPHAMn	●			●	Connector kinematic hardening shift moment component n (n = 1, 2, 3).
CVF	●	●		●	All components of connector viscous forces and moments.
CVFn	●			●	Connector viscous force component n (n = 1, 2, 3).
CVMn	●			●	Connector viscous moment component n (n = 1, 2, 3).
CSF	●	●		●	All components of connector friction forces and moments.
CSFn	●			●	Connector friction force component n (n = 1, 2, 3).
CSMn	●			●	Connector friction moment component n (n = 1, 2, 3).
CSFC	●			●	Connector friction force in the instantaneous slip direction. Available only if friction is defined in the slip direction.
CNF	●	●		●	All components of connector friction-generating contact forces and moments.