Command Reference

Expand/Collapse all

~CAT5IN - Transfers a .CATPart file into the Mechanical APDL program.
~CATIAIN - Transfers a CATIA model into the Mechanical APDL program.
~PARAIN - Transfers a Parasolid file into Mechanical APDL.
~PROEIN - Transfers a Creo Parametric part into Mechanical APDL.
~SATIN - Transfers a .sat file into Mechanical APDL.
~UGIN - Transfers an NX part into Mechanical APDL.

II. Plugin Commands

*DPF - Specifies an input data processing framework (DPF) workflow file or a DPF workflow output pin.
*PLUG - Loads a plugin into Mechanical APDL so that new functionalities can be dynamically added.

III. A Commands

A - Defines an area by connecting keypoints.
*ABBR - Defines an abbreviation.
AADD - Adds separate areas to create a single area.
*AFUN - Specifies units for angular functions in parameter expressions.
*ASK - Prompts the user to input a parameter value.
AATT - Associates element attributes with the selected, unmeshed areas.
*AXPY - Performs the matrix operation M2= v*M1 + w*M2.
ABBRES - Reads abbreviations from a coded file.
ABBSAV - Writes the current abbreviation set to a coded file.
ABEXTRACT - Extracts the alpha-beta damping multipliers for Rayleigh damping.
ABS - Forms the absolute value of a variable.
ACCAT - Concatenates multiple areas in preparation for mapped meshing.
ACCOPTION - Specifies GPU accelerator capability options.
ACEL - Specifies the linear acceleration of the global Cartesian reference frame for the analysis.
ACLEAR - Deletes nodes and area elements associated with selected areas.
ADAMS - Performs solutions and writes flexible body information to a modal neutral file (Jobname.MNF) for use in an ADAMS analysis.
ADD - Adds (sums) variables.
ADDAM - Specifies the acceleration spectrum computation constants for the analysis of shock resistance of shipboard structures.
ADELE - Deletes unmeshed areas.
ADGL - Lists keypoints of an area that lie on a parametric degeneracy.
ADPCI - Defines parameters associated with adaptive crack initiation.
ADRAG - Generates areas by dragging a line pattern along a path.
AEROCOEFF - Computes the aero-damping and stiffness coefficients and writes them to an APDL array.
AESIZE - Specifies the element size to be meshed onto areas.
AFILLT - Generates a fillet at the intersection of two areas.
AFLIST - Lists the current data in the database.
AFSURF - Generates surface elements overlaid on the surface of existing solid elements and assigns the extra node as the closest fluid element node.
AGEN - Generates additional areas from a pattern of areas.
AGLUE - Generates new areas by "gluing" areas.
AINA - Finds the intersection of areas.
AINP - Finds the pairwise intersection of areas.
AINV - Finds the intersection of an area with a volume.
AIRL - Specifies that automatic inertia relief calculations are to be performed.
AL - Generates an area bounded by previously defined lines.
ALIST - Lists the defined areas.
ALLSEL - Selects all entities with a single command.
ALPHAD - Defines the mass matrix multiplier for damping.
AMAP - Generates a 2D mapped mesh based on specified area corners.
AMBEAM - Specifies energy source parameters in an additive manufacturing analysis.
AMBUILD - Specifies printer parameters for the build and other options in an additive manufacturing analysis.
AMENV - Specifies the build-environment thermal boundary conditions in an additive manufacturing analysis.
AMESH - Generates nodes and area elements within areas.
AMMAT - Specifies the melting and relaxation temperatures of the build material in an additive manufacturing analysis.
AMPOWDER - Specifies the thermal conditions of the powder in an additive manufacturing analysis.
AMRESULT - Specifies additive manufacturing result data written to a .txt file.
AMSTEP - Specifies the process-sequence steps in an additive manufacturing analysis.
AMSUPPORTS - Specifies information about the supports in an additive manufacturing analysis.
AMTYPE - Specifies the printing process in an additive manufacturing analysis.
/AN3D - Specifies 3D annotation functions
ANCNTR - Produces an animated sequence of a contoured deformed shape.
ANCUT - Produces an animated sequence of Q-slices.
ANCYC - Applies a traveling wave animation to graphics data in a modal cyclic symmetry analysis.
ANDATA - Displays animated graphics data for nonlinear problems.
ANDSCL - Produces an animated sequence of a deformed shape.
ANDYNA - Produces an animated sequence of contour values through substeps.
/ANFILE - Saves or resumes an animation sequence to or from a file.
ANFLOW - Produces an animated sequence of a charged particle traveling in an electric or magnetic field.
/ANGLE - Rotates the display about an axis.
ANHARM - Produces an animated sequence of time-harmonic results or complex mode shapes.
ANIM - Displays animated graphics data for linear problems.
ANISOS - Produces an animated sequence of an isosurface.
ANMODE - Produces an animated sequence of a mode shape.
/ANNOT - Activates graphics for annotating displays (GUI).
ANORM - Reorients area normals.
ANPRES - Produces an animated sequence of the time-harmonic pressure variation of an engine-order excitation in a cyclic harmonic analysis.
ANSOL - Specifies averaged element nodal data to be stored from the results file.
ANSTOAQWA - Creates an AQWA-LINE input file from the current Mechanical APDL model.
ANSTOASAS - Creates an ASAS input file from the current Mechanical APDL model.
ANTIME - Generates a sequential contour animation over a range of time.
ANTYPE - Specifies the analysis type and restart status.
/ANUM - Specifies the annotation number, type, and hot spot (GUI).
AOFFST - Generates an area, offset from a given area.
AOVLAP - Overlaps areas.
APLOT - Displays the selected areas.
APORT - Specifies input data for plane wave and acoustic duct ports.
APPEND - Reads data from the results file and appends it to the database.
APTN - Partitions areas.
ARCLEN - Activates the arc-length method.
ARCTRM - Controls termination of the solution when the arc-length method is used.
AREAS - Specifies "Areas" as the subsequent status topic.
AREFINE - Refines the mesh around specified areas.
AREMESH - Generates an area in which to create a new mesh for rezoning.
AREVERSE - Reverses the normal of an area, regardless of its connectivity or mesh status.
AROTAT - Generates cylindrical areas by rotating a line pattern about an axis.
ARSCALE - Generates a scaled set of areas from a pattern of areas.
ARSYM - Generates areas from an area pattern by symmetry reflection.
ASBA - Subtracts areas from areas.
ASBL - Subtracts lines from areas.
ASBV - Subtracts volumes from areas.
ASBW - Subtracts the intersection of the working plane from areas (divides areas).
ASCRES - Specifies the output type for an acoustic scattering analysis.
ASEL - Selects a subset of areas.
ASIFILE - Writes or reads one-way acoustic-structural coupling data.
ASKIN - Generates an area by "skinning" a surface through guiding lines.
ASLL - Selects those areas containing the selected lines.
ASLV - Selects those areas contained in the selected volumes.
ASOL - Specifies the acoustic solver with scattered field formulation.
/ASSIGN - Reassigns a file name to a Mechanical APDL file identifier.
ASUB - Generates an area using the shape of an existing area.
ASUM - Calculates and prints geometry statistics of the selected areas.
ATAN - Forms the arctangent of a complex variable.
ATRAN - Transfers a pattern of areas to another coordinate system.
ATYPE - Specifies "Analysis types" as the subsequent status topic.
/AUTO - Resets the focus and distance specifications to "automatically calculated."
AUTOTS - Specifies whether to use automatic time stepping or load stepping.
/AUX2 - Enters the binary file dumping processor.
/AUX3 - Enters the results file editing processor.
/AUX12 - Enters the radiation processor.
/AUX15 - Enters the IGES file transfer processor.
AVPRIN - Specifies how principal and vector sums are to be calculated.
AVRES - Specifies how results data will be averaged when PowerGraphics is enabled.
AWAVE - Specifies input data for an acoustic incident wave.
/AXLAB - Labels the X and Y axes on graph displays.

IV. B Commands

/BATCH - Sets the program mode to "batch."
BCSOPTION - Sets memory option for the sparse solver.
BETAD - Defines the stiffness matrix multiplier for damping.
BF - Defines a nodal body-force load.
BFA - Defines a body-force load on an area.
BFADELE - Deletes body-force loads on an area.
BFALIST - Lists the body-force loads on an area.
BFCUM - Specifies that nodal body-force loads are to be accumulated.
BFDELE - Deletes nodal body-force loads.
BFE - Defines an element body-force load.
BFECUM - Specifies whether to ignore subsequent element body force loads.
BFEDELE - Deletes element body-force loads.
BFELIST - Lists the element body-force loads.
BFESCAL - Scales element body-force loads.
BFINT - Activates the body force interpolation operation.
BFK - Defines a body-force load at a keypoint.
BFKDELE - Deletes body-force loads at a keypoint.
BFKLIST - Lists the body-force loads at keypoints.
BFL - Defines a body-force load on a line.
BFLDELE - Deletes body-force loads on a line.
BFLIST - Lists the body-force loads on nodes.
BFLLIST - Lists the body-force loads on a line.
BFPORT - Transfers a thermal body-force load (HGEN) from selected MESH200 elements to reinforcing elements.
BFSCALE - Scales body-force loads at nodes.
BFTRAN - Transfers solid model body-force loads to the finite element model.
BFUNIF - Assigns a uniform body-force load to all nodes.
BFV - Defines a body-force load on a volume.
BFVDELE - Deletes body-force loads on a volume.
BFVLIST - Lists the body-force loads on a volume.
BIOOPT - Specifies "Biot-Savart options" as the subsequent status topic.
BIOT - Calculates the Biot-Savart source magnetic field intensity.
BLC4 - Creates a rectangular area or block volume by corner points.
BLC5 - Creates a rectangular area or block volume by center and corner points.
BLOCK - Creates a block volume based on working plane coordinates.
BOOL - Specifies "Booleans" as the subsequent status topic.
BOPTN - Specifies Boolean operation options.
BSAX - Specifies the axial strain and axial force relationship for beam sections.
BSMD - Specifies mass per unit length for a nonlinear general beam section.
BSM1 - Specifies the bending curvature and moment relationship in plane XZ for beam sections.
BSM2 - Specifies the bending curvature and moment relationship in plane XY for beam sections.
BSPLIN - Generates a single line from a spline fit to a series of keypoints.
BSS1 - Specifies the transverse shear strain and force relationship in plane XZ for beam sections.
BSS2 - Specifies the transverse shear strain and force relationship in plane XY for beam sections.
BSTE - Specifies a thermal expansion coefficient for a nonlinear general beam section.
BSTQ - Specifies the cross section twist and torque relationship for beam sections.
BTOL - Specifies the Boolean operation tolerances.
BUCOPT - Specifies buckling analysis options.

V. C Commands

C*** - Places a comment in the output.
CALC - Specifies "Calculation settings" as the subsequent status topic.
CAMPBELL - Prepares the result file for a subsequent Campbell diagram of a prestressed structure.
CBDOF - Activates cut-boundary interpolation (for submodeling).
CBMD - Specifies preintegrated section mass matrix for composite-beam sections.
CBMX - Specifies preintegrated cross-section stiffness for composite beam sections.
CBTE - Specifies a thermal expansion coefficient for a composite beam section.
CBTMP - Specifies a temperature for composite-beam input.
CDOPT - Specifies format to be used for archiving geometry.
CDREAD - Reads a file of solid model and database information into the database.
CDWRITE - Writes geometry and load database items to a file.
CE - Defines a constraint equation relating degrees of freedom.
CECHECK - Check constraint equations and couplings for rigid body motions.
CECMOD - Modifies the constant term of a constraint equation during solution.
CECYCMS - Generates the constraint equations for a multistage cyclic symmetry analysis.
CEDELE - Deletes constraint equations.
CEFILTER - Controls the automatic solution termination of models having constraint equations with too many terms.
CEINTF - Generates constraint equations at an interface.
CEIMS - Generates constraint equations at the interstage boundary in a multistage cyclic symmetry analysis.
CELIST - Lists the constraint equations.
CENTER - Defines a node at the center of curvature of 2 or 3 nodes.
CEQN - Specifies "Constraint equations" as the subsequent status topic.
CERIG - Defines a rigid region.
CESEL - Selects constraint equations via predefined reference numbers.
CESGEN - Generates a set of constraint equations from existing sets.
CFACT - Defines complex scaling factors to be used with operations.
*CFCLOS - Closes the "command" file.
*CFOPEN - Opens a "command" file.
/CFORMAT - Controls the graphical display of alphanumeric character strings for parameters, components, assemblies, and tables.
*CFWRITE - Writes a Mechanical APDL command (or similar string) to a "command" file.
CGLOC - Specifies the origin location of the acceleration coordinate system.
CGOMGA - Specifies the rotational velocity of the global origin.
CGROW - Specifies crack-growth options in a fracture analysis.
CHECK - Checks current database items for completeness.
CHKMSH - Checks area and volume entities for previous meshes.
CINT - Defines parameters associated with fracture-parameter calculations.
CIRCLE - Generates circular arc lines.
CISOL - Stores fracture parameter information in a variable.
CJUMP - Initiates a cycle-jump analysis.
/CLABEL - Specifies contour labeling.
/CLEAR - Clears the database.
CLOAD - Initiates a cyclic-loading analysis.
CLOCAL - Defines a local coordinate system relative to the active coordinate system.
CLOG - Forms the common log of a variable
/CLOG - Copies the session log file to a named file.
CLRMSHLN - Clears meshed entities.
CM - Groups geometry items into a component.
CMACEL - Specifies the translational acceleration of an element component
/CMAP - Changes an existing or creates a new color mapping table.
CMATRIX - Performs electrostatic field solutions and calculates the self and mutual capacitances between multiple conductors.
CMDELE - Deletes a component or assembly definition.
CMDOMEGA - Specifies the rotational acceleration of an element component about a user-defined rotational axis.
CMEDIT - Edits an existing assembly.
CMGRP - Groups components and assemblies into an assembly.
CMLIST - Lists the contents of a component or assembly.
CMMOD - Modifies the specification of a component.
CMOMEGA - Specifies the rotational velocity of an element component about a user-defined rotational axis.
CMPLOT - Plots the entities contained in a component or assembly.
CMROTATE - Specifies the rotational velocity of an element component in a brake-squeal analysis.
CMSEL - Selects a subset of components and assemblies.
CMSFILE - Specifies a list of component mode synthesis (CMS) results files for plotting results on the assembly.
CMSOPT - Specifies component mode synthesis (CMS) analysis options.
CMWRITE - Writes node and element components and assemblies to a file.
CNCHECK - Provides and/or adjusts the initial status of contact pairs.
CNKMOD - Modifies contact element key options.
CNTR - Redirects contact pair output quantities to a text file.
CNVTOL - Sets convergence values for nonlinear analyses.
/COLOR - Specifies the color mapping for various items.
/COM - Places a comment in the output.
*COMP - Compresses a matrix using a specified algorithm.
COMBINE - Combines distributed memory parallel (DMP) files.
COMPRESS - Deletes all specified sets.
CON4 - Creates a conical volume anywhere on the working plane.
CONE - Creates a conical volume centered about the working plane origin.
/CONFIG - Assigns values to Mechanical APDL configuration parameters.
CONJUG - Forms the complex conjugate of a variable.
/CONTOUR - Specifies the uniform contour values on stress displays.
/COPY - Copies a file.
CORIOLIS - Applies the Coriolis effect to a rotating structure.
COUPLE - Specifies "Node coupling" as the subsequent status topic.
COVAL - Defines PSD cospectral values.
CP - Defines (or modifies) a set of coupled degrees of freedom.
CPCYC - Couples the two side faces of a cyclically symmetric model for loadings that are the same on every segment.
CPDELE - Deletes coupled degree of freedom sets.
CPINTF - Defines coupled degrees of freedom at an interface.
/CPLANE - Specifies the cutting plane for section and capped displays.
CPLGEN - Generates sets of coupled nodes from an existing set.
CPLIST - Lists the coupled degree of freedom sets.
CPMERGE - Merges different couple sets with duplicate degrees of freedom into one couple set.
CPNGEN - Defines, modifies, or adds to a set of coupled degrees of freedom.
CPSEL - Selects coupled degree-of-freedom sets via predefined reference numbers.
CPSGEN - Generates sets of coupled nodes from existing sets.
CQC - Specifies the complete quadratic mode combination method.
*CREATE - Opens (creates) a macro file.
CS - Defines a local coordinate system by three node locations.
CSCIR - Locates the singularity for non-Cartesian local coordinate systems.
CSDELE - Deletes local coordinate systems.
CSKP - Defines a local coordinate system by three keypoint locations.
CSLIST - Lists coordinate systems.
CSWPLA - Defines a local coordinate system at the origin of the working plane.
CSYS - Activates a previously defined coordinate system.
/CTYPE - Specifies the type of contour display.
CURR2D - Calculates current flow in a 2D conductor.
CUTCONTROL - Controls time-step cutback during a nonlinear solution.
/CVAL - Specifies nonuniform contour values on stress displays.
CVAR - Computes covariance between two quantities.
/CWD - Changes the current working directory.
CYCCALC - Calculates results from a cyclic harmonic mode-superposition analysis using the specifications defined by CYCSPEC.
/CYCEXPAND - Graphically expands displacements, stresses and strains of a cyclically symmetric model.
CYCFILES - Specifies the data files where results are to be found for a cyclic symmetry mode-superposition harmonic analysis.
CYCFREQ - Specifies solution options for a cyclic symmetry mode-superposition harmonic analysis.
*CYCLE - Bypasses commands within a do-loop.
CYCLIC - Specifies a cyclic symmetry analysis.
CYCOPT - Specifies solution options for a cyclic symmetry analysis.
CYCPHASE - Provides tools for determining minimum and maximum possible result values from frequency couplets produced in a modal cyclic symmetry analysis.
CYCSPEC - Defines the set of result items for a subsequent CYCCALC command in postprocessing a cyclic harmonic mode-superposition analysis.
CYL4 - Creates a circular area or cylindrical volume anywhere on the working plane.
CYL5 - Creates a circular area or cylindrical volume by end points.
CYLIND - Creates a cylindrical volume centered about the working plane origin.
CZDEL - Edits or clears cohesive zone sections.
CZMESH - Create and mesh an interface area composed of cohesive zone elements.

VI. D Commands

D - Defines degree-of-freedom constraints at nodes.
DA - Defines degree-of-freedom constraints on areas.
DADELE - Deletes degree-of-freedom constraints on an area.
DALIST - Lists the DOF constraints on an area.
DAMORPH - Move nodes in selected areas to conform to structural displacements.
DAMPOPT - Sets damped eigensolver options.
DATA - Reads data records from a file into a variable.
DATADEF - Specifies "Directly defined data status" as the subsequent status topic.
/DBDECRYPT - Controls decryption of material data in the database file.
/DBENCRYPT - Controls encryption of material data in the database file.
DCGOMG - Specifies the rotational acceleration of the global origin.
DCUM - Specifies that DOF constraint values are to be accumulated.
DDASPEC - Specifies the shock spectrum computation constants for DDAM analysis.
DDELE - Deletes degree-of-freedom constraints.
DDOPTION - Sets domain decomposer option for a distributed-memory parallel (DMP) solution.
DEACT - Specifies "Element birth and death" as the subsequent status topic.
/DECRYPT - Controls decryption of command input.
DEFINE - Specifies "Data definition settings" as the subsequent status topic.
*DEL - Deletes a parameter or parameters (GUI).
DELETE - Specifies sets in the results file to be deleted before postprocessing.
/DELETE - Deletes a file.
DELTIM - Specifies the time step sizes to be used for the current load step.
DEMORPH - Move nodes in selected elements to conform to structural displacements.
DERIV - Differentiates a variable.
DESIZE - Controls default element sizes.
DESOL - Defines or modifies solution results at a node of an element.
DETAB - Modifies element table results in the database.
/DEVICE - Controls graphics device options.
/DFLAB - Changes degree-of-freedom labels for user custom elements.
DFLX - Imposes a uniform magnetic flux B on an edge-element electromagnetic model.
DFSWAVE - Specifies the incident planar waves with random phases for a diffuse sound field.
*DIM - Defines an array parameter and its dimensions.
/DIRECTORY - Put the file names in the current directory into a string parameter array.
DISPLAY - Specifies "Display settings" as the subsequent status topic.
/DIST - Specifies the viewing distance for magnifications and perspective.
DJ - Specifies boundary conditions on the components of relative motion of a joint element.
DJDELE - Deletes boundary conditions on the components of relative motion of a joint element.
DJLIST - Lists boundary conditions applied to joint elements.
DK - Defines DOF constraints at keypoints.
DKDELE - Deletes DOF constraints at a keypoint.
DKLIST - Lists the DOF constraints at keypoints.
DL - Defines DOF constraints on lines.
DLDELE - Deletes DOF constraints on a line.
DLIST - Lists DOF constraints.
DLLIST - Lists DOF constraints on a line.
*DMAT - Creates a dense matrix.
DMPEXT - Extracts modal damping coefficients in a specified frequency range.
DMPOPTION - Specifies distributed-memory parallel (DMP) file combination options.
DMPRAT - Sets a modal damping ratio.
DMPSTR - Sets constant structural damping data.
DNSOL - Defines or modifies solution results at a node.
*DO - Defines the beginning of a do-loop.
DOF - Adds degrees of freedom to the current DOF set.
DOFSEL - Selects a DOF label set for reference by other commands.
DOMEGA - Specifies the rotational acceleration of the structure.
*DOT - Computes the dot (or inner) product of two vectors.
*DOWHILE - Loops repeatedly through the next *ENDDO command.
DSCALE - Scales DOF constraint values.
/DSCALE - Sets the displacement multiplier for displacement displays.
DSPOPTION - Sets memory option for the sparse solver.
DSUM - Specifies the double sum mode combination method.
DSYM - Specifies symmetry or antisymmetry degree-of-freedom constraints on nodes.
DSYS - Activates a display coordinate system for geometry listings and plots.
DTRAN - Transfers solid model DOF constraints to the finite element model.
DUMP - Dumps the contents of a binary file.
/DV3D - Sets 3D device option modes.
DVAL - Defines values at enforced motion base.
DVMORPH - Move nodes in selected volumes to conform to structural displacements.
DYNOPT - Specifies "Dynamic analysis options" as the subsequent status topic.

VII. E Commands

E - Defines an element by node connectivity.
EALIVE - Reactivates an element (for the birth and death capability).
ECPCHG - Optimizes degree-of-freedom usage in a coupled acoustic model.
EDELE - Deletes selected elements from the model.
/EDGE - Displays only the common lines (“edges”) of an object.
EEMBED - Generates bonded connections between intersecting elements.
EENS - Evaluates element solutions based on assumed element deformation.
EEXTRUDE - Extrudes 2D plane elements into 3D solids during a 2D to 3D analysis.
/EFACET - Specifies the number of facets per element edge for PowerGraphics displays.
EGEN - Generates elements from an existing pattern.
EGID - Specifies a global identifier for a set of MESH200 elements.
*EIGEN - Performs a modal solution with unsymmetric or damping matrices.
EINFIN - Generates structural infinite elements from selected nodes.
EINTF - Defines two-node elements between coincident or offset nodes.
EKILL - Deactivates an element (for the birth and death capability).
ELBOW - Specifies degrees of freedom to be coupled for end release and applies section constraints to elbow elements.
ELEM - Specifies "Elements" as the subsequent status topic.
ELIST - Lists the elements and their attributes.
*ELSE - Separates the final if-then-else block.
*ELSEIF - Separates an intermediate if-then-else block.
EMAGERR - Calculates the relative error in an electrostatic or electromagnetic field analysis.
EMATWRITE - Forces the writing of all the element matrices to Jobname.emat.
EMF - Calculates the electromotive force (emf), or voltage drop along a predefined path.
EMFT - Summarizes electromagnetic forces and torques.
EMID - Adds or removes midside nodes.
EMIS - Specifies emissivity as a material property for the Radiation Matrix method.
EMODIF - Modifies a previously defined element.
EMORE - Adds more nodes to the just-defined element.
EMSEL - Selects a group of reinforcing members via a predefined global identifier.
EMSYM - Specifies circular symmetry for electromagnetic sources.
EMTGEN - Generates a set of TRANS126 elements.
EMUNIT - Specifies the system of units for magnetic field problems.
EN - Defines an element by its number and node connectivity.
/ENCRYPT - Controls encryption of command input.
*END - Closes a macro file.
*ENDDO - Ends a do-loop and starts the looping action.
*ENDIF - Ends an if-then-else.
ENDRELEASE - Specifies degrees of freedom to be decoupled for end release.
ENERSOL - Specifies the total energies to be stored.
ENGEN - Generates elements from an existing pattern.
ENORM - Reorients shell element normals or line element node connectivity.
ENSYM - Generates elements by symmetry reflection.
/EOF - Exits the file being read.
EORIENT - Reorients solid element normals.
EPLOT - Produces an element display.
EQSLV - Specifies the type of equation solver.
ERASE - Explicitly erases the current display.
/ERASE - Specifies that the screen is to be erased before each display.
EREAD - Reads elements from a file.
EREFINE - Refines the mesh around specified elements.
EREINF - Generates reinforcing elements from selected existing (base) elements.
ERESX - Specifies extrapolation of integration-point results.
ERNORM - Controls error estimation calculations.
ERRANG - Specifies the element range to be read from a file.
ESCHECK - Perform element shape checking for a selected element set.
ESEL - Selects a subset of elements.
/ESHAPE - Displays elements with shapes determined from the real constants, section definition, or other inputs.
ESIZE - Specifies the default number of line divisions.
ESLA - Selects those elements associated with the selected areas.
ESLL - Selects those elements associated with the selected lines.
ESLN - Selects those elements attached to the selected nodes.
ESLV - Selects elements associated with the selected volumes.
ESOL - Specifies element data to be stored from the results file.
ESORT - Sorts the element table.
ESTIF - Specifies the matrix multiplier for deactivated elements.
ESURF - Generates elements overlaid on the free faces of selected nodes.
ESYM - Generates elements from a pattern by a symmetry reflection.
ESYS - Sets the element coordinate system attribute pointer.
ET - Defines a local element type from the element library.
ETABLE - Fills a table of element values for further processing.
ETCHG - Changes element types to their corresponding types.
ETCONTROL - Control the element technologies used in element formulation (for applicable elements).
ETDELE - Deletes element types.
ETLIST - Lists currently defined element types.
ETYPE - Specifies "Element types" as the subsequent status topic.
EUSORT - Restores original order of the element table.
EWRITE - Writes elements to a file.
EXBOPT - Specifies .exb file output options in a CMS generation pass.
*EXIT - Exits a do-loop.
/EXIT - Stops the run and returns control to the system.
EXOPTION - Specifies the EXPROFILE options for the Mechanical APDL to Ansys CFX or Ansys Fluent profile file transfer.
EXP - Forms the exponential of a variable.
EXPAND - Displays the results of a modal cyclic symmetry analysis.
/EXPAND - Allows the creation of a larger graphic display than represented by the actual finite element analysis model.
EXPASS - Specifies an expansion pass of an analysis.
*EXPORT - Exports a matrix to a file in the specified format.
EXPROFILE - Exports Mechanical APDL interface data on selected nodes to an Ansys CFX or Ansys Fluent Profile file.
EXPSOL - Specifies the solution to be expanded for mode-superposition analyses or substructure analyses.
EXTOPT - Controls options relating to the generation of volume elements from area elements.
EXTREM - Lists the extreme values for variables.
EXUNIT - Specifies the interface data unit labels to be written to the profile file from Mechanical APDL to Ansys CFX transfer.

VIII. F Commands

F - Defines force loads at nodes.
/FACET - Specifies the facet representation used to form solid model displays.
FC - Provides failure criteria information and activates a data table to input temperature-dependent stress and strain limits.
FCCHECK - Checks both the strain and stress input criteria for all materials.
FCDELE - Deletes previously defined failure criterion data for the given material.
/FCLEAN - Deletes all local files in all processors in a distributed parallel processing run.
FCLIST - To list what the failure criteria is that you have input.
/FCOMP - Specifies file-compression options.
FCUM - Specifies that force loads are to be accumulated.
FCTYP - Activates or removes failure-criteria types for postprocessing.
FDELE - Deletes force loads on nodes.
/FDELE - Deletes a binary file after it is used.
FEBODY - Specifies "Body loads on elements" as the subsequent status topic.
FECONS - Specifies "Constraints on nodes" as the subsequent status topic.
FEFOR - Specifies "Forces on nodes" as the subsequent status topic.
FESURF - Specifies "Surface loads on elements" as the subsequent status topic.
*FFT - Computes the fast Fourier transformation of a specified matrix or vector.
FILE - Specifies the data file where results are to be found.
FILEAUX2 - Specifies the binary file to be dumped.
FILEAUX3 - Specifies the results file to be edited.
FILL - Generates a line of nodes between two existing nodes.
FILLDATA - Fills a variable by a ramp function.
/FILNAME - Changes the Jobname for the analysis.
FINISH - Exits normally from a processor.
FITEM - Identifies items chosen by a picking operation (GUI).
FJ - Specify forces or moments on the components of the relative motion of a joint element.
FJDELE - Deletes forces (or moments) on the components of the relative motion of a joint element.
FJLIST - Lists forces and moments applied on joint elements.
FK - Defines force loads at keypoints.
FKDELE - Deletes force loads at a keypoint.
FKLIST - Lists the forces at keypoints.
FLIST - Lists force loads on the nodes.
FLST - Specifies data required for a picking operation (GUI).
FLUXV - Calculates the flux passing through a closed contour.
FLUREAD - Reads one-way Fluent-to-Mechanical APDL coupling data via a .cgns file with one-side fast Fourier transformation complex pressure peak value.
/FOCUS - Specifies the focus point (center of the window).
FORCE - Selects the element nodal force type for output.
FORM - Specifies the format of the file dump.
/FORMAT - Specifies format controls for tables.
*FREE - Deletes a matrix or a solver object and frees its memory allocation.
FREQ - Defines the frequency points for the SV vs. FREQ tables.
FRQSCL - Turns on automatic scaling of the entire mass matrix and frequency range for modal analyses.
FSCALE - Scales force load values in the database.
FSSECT - Calculates and stores total linearized stress components.
FSSPARM - Calculates reflection and transmission properties of a frequency selective surface.
FSUM - Sums the nodal force and moment contributions of elements.
FTRAN - Transfers solid model forces to the finite element model.
FTYPE - Specifies the file type and pressure type for the subsequent import of source points and pressures.
FVMESH - Generates nodes and tetrahedral volume elements from detached exterior area elements (facets).

IX. G Commands

GAUGE - Gauges the problem domain for a magnetic edge-element formulation.
GCDEF - Defines interface interactions between general contact surfaces.
GCGEN - Creates contact elements for general contact.
/GCMD - Controls the type of element or graph display used for the GPLOT command.
/GCOLUMN - Allows the user to apply a label to a specified curve.
GENOPT - Specifies "General options" as the subsequent status topic.
GEOM - Defines the geometry specifications for the radiation matrix calculation.
GEOMETRY - Specifies "Geometry" as the subsequent status topic.
*GET - Retrieves a value and stores it as a scalar parameter or part of an array parameter.
/GFILE - Specifies the pixel resolution on Z-buffered graphics files.
/GFORMAT - Specifies the format for the graphical display of numbers.
/GLINE - Specifies the element outline style.
/GMARKER - Specifies the curve marking style.
GMATRIX - Performs electric field solutions and calculates the self and mutual conductance between multiple conductors.
GMFACE - Specifies the facet representation used to form solid models.
*GO - Causes a specified line on the input file to be read next.
/GO - Reactivates suppressed printout.
/GOLIST - Reactivates the suppressed data input listing.
/GOPR - Reactivates suppressed printout.
GPLOT - Controls general plotting.
/GRAPHICS - Defines the type of graphics display.
/GRESUME - Sets graphics settings to the settings on a file.
/GRID - Selects the type of grid on graph displays.
/GROPT - Sets various line graph display options.
GRP - Specifies the grouping mode combination method.
/GRTYP - Selects single or multiple Y-axes graph displays.
/GSAVE - Saves graphics settings to a file for later use.
GSBDATA - Specifies the constraints or applies the load at the ending point for generalized plane strain option.
GSGDATA - Specifies the reference point and defines the geometry in the fiber direction for the generalized plane strain element option.
GSLIST - When using generalized plane strain, lists the input data or solutions.
GSSOL - Specifies which results to store from the results file when using generalized plane strain.
/GST - Enables the Graphical Solution Tracking (GST) feature.
GSUM - Calculates and prints geometry items.
/GTHK - Sets line thicknesses for graph lines.
/GTYPE - Controls the entities that the GPLOT command displays.

X. H Commands

HARFRQ - Defines the frequency range in a harmonic analysis.
/HBC - Determines how boundary condition symbols are displayed in a display window.
HBMAT - Writes an assembled global matrix in Harwell-Boeing format.
HBMOPT - Specifies solution options for a harmonic balance method (HBM) analysis.
/HEADER - Sets page and table heading print controls.
HELP - Displays help information for Mechanical APDL commands and element types.
HEMIOPT - Specifies options for Hemicube view factor calculation.
HFANG - Defines or displays spatial angles of a spherical radiation surface for sound radiation parameter calculations.
HFSYM - Indicates the presence of symmetry planes for the computation of acoustic fields in the near and far field domains (beyond the finite element region).
*HPROD - Performs a Hadamard vector product (C = A∘B).
HPTCREATE - Defines a hard point.
HPTDELETE - Deletes selected hardpoints.
HRCPLX - Computes and stores in the database the time-harmonic solution at a prescribed phase angle.
HREXP - Specifies the phase angle for the harmonic analysis expansion pass.
HROPT - Specifies harmonic analysis options.
HROCEAN - Perform the harmonic ocean wave procedure (HOWP).
HROUT - Specifies the harmonic analysis output options.

XI. I Commands

IC - Specifies initial conditions at nodes.
ICDELE - Deletes initial conditions at nodes.
ICLIST - Lists the initial conditions.
/ICLWID - Scales the line width of circuit builder icons.
ICROTATE - Specifies initial velocity at nodes as a sum of rotation about an axis and translation.
/ICSCALE - Scales the icon size for elements supported in the circuit builder.
*IF - Conditionally causes commands to be read.
IGESIN - Transfers IGES data from a file into Mechanical APDL.
IGESOUT - Writes solid model data to a file in IGES Version 5.1 format.
/IMAGE - Allows graphics data to be captured and saved.
IMAGIN - Forms an imaginary variable from a complex variable.
IMESH - Generates nodes and interface elements along lines or areas.
IMMED - Allows immediate display of a model as it is generated.
INISTATE - Defines initial-state data and parameters.
*INIT - Initializes a vector or matrix.
/INPUT - Switches the input file for the commands that follow.
*INQUIRE - Retrieves properties of an existing APDL Math object.
/INQUIRE - Returns system information to a parameter.
INRES - Identifies the data to be retrieved from the results file.
INRTIA - Specifies "Inertial loads" as the subsequent status topic.
INT1 - Integrates a variable.
INVOPT - Enables or disables inverse solving for the current load step.
IOPTN - Controls options relating to importing a model.
IRLF - Specifies that inertia relief calculations are to be performed.
IRLIST - Prints inertia relief summary table.
*ITENGINE - Performs a solution using an iterative solver.

XII. J Commands

JPEG - Provides JPEG file export for Mechanical APDL displays.
JSOL - Specifies result items to be stored for the joint element.

XIII. K Commands

K - Defines a keypoint.
KATT - Associates attributes with the selected, unmeshed keypoints.
KBC - Specifies ramped or stepped loading within a load step.
KBETW - Creates a keypoint between two existing keypoints.
KCENTER - Creates a keypoint at the center of a circular arc defined by three locations.
KCLEAR - Deletes nodes and point elements associated with selected keypoints.
KDELE - Deletes unmeshed keypoints.
KDIST - Calculates and lists the distance between two keypoints.
KEEP - Stores POST26 definitions and data during active session.
KESIZE - Specifies the edge lengths of the elements nearest a keypoint.
KEYOPT - Sets element key options.
KEYPTS - Specifies "Keypoints" as the subsequent status topic.
KEYW - Sets a keyword used by the GUI for context filtering (GUI).
KFILL - Generates keypoints between two keypoints.
KGEN - Generates additional keypoints from a pattern of keypoints.
KL - Generates a keypoint at a specified location on an existing line.
KLIST - Lists the defined keypoints or hard points.
KMESH - Generates nodes and point elements at keypoints.
KMODIF - Modifies an existing keypoint.
KMOVE - Calculates and moves a keypoint to an intersection.
KNODE - Defines a keypoint at an existing node location.
KPLOT - Displays the selected keypoints.
KPSCALE - Generates a scaled set of (meshed) keypoints from a pattern of keypoints.
KREFINE - Refines the mesh around specified keypoints.
*KRON - Computes the Kronecker product of two matrices/vectors, .
KRYOPT - Specifies solution options for a Krylov method harmonic analysis.
KSCALE - Generates a scaled pattern of keypoints from a given keypoint pattern.
KSCON - Specifies a keypoint about which an area mesh will be skewed.
KSEL - Selects a subset of keypoints or hard points.
KSLL - Selects those keypoints contained in the selected lines.
KSLN - Selects those keypoints associated with the selected nodes.
KSUM - Calculates and prints geometry statistics of the selected keypoints.
KSYMM - Generates a reflected set of keypoints.
KTRAN - Transfers a pattern of keypoints to another coordinate system.
KUSE - Specifies whether or not to reuse factorized matrices.
KWPAVE - Moves the working plane origin to the average location of keypoints.
KWPLAN - Defines the working plane using three keypoints.

XIV. L Commands

L - Defines a line between two keypoints.
L2ANG - Generates a line at an angle with two existing lines.
L2TAN - Generates a line tangent to two lines.
LANBOPTION - Specifies Block Lanczos eigensolver options.
LANG - Generates a straight line at an angle with a line.
LARC - Defines a circular arc.
/LARC - Creates annotation arcs (GUI).
LAREA - Generates the shortest line between two keypoints on an area.
LARGE - Finds the largest (the envelope) of three variables.
LATT - Associates element attributes with the selected, unmeshed lines.
LAYER - Specifies the element layer for which data are to be processed.
LAYERP26 - Specifies the element layer for which data are to be stored.
LAYLIST - Lists real constants material properties for layered elements.
LAYPLOT - Displays the layer stacking sequence for layered elements.
LCABS - Specifies absolute values for load case operations.
LCASE - Reads a load case into the database.
LCCALC - Specifies "Load case settings" as the subsequent status topic.
LCCAT - Concatenates multiple lines into one line for mapped meshing.
LCDEF - Creates a load case from a set of results on a results file.
LCFACT - Defines scale factors for load case operations.
LCFILE - Creates a load case from an existing load case file.
LCLEAR - Deletes nodes and line elements associated with selected lines.
LCOMB - Combines adjacent lines into one line.
LCOPER - Performs load case operations.
LCSEL - Selects a subset of load cases.
LCSL - Divides intersecting lines at their point(s) of intersection.
LCSUM - Specifies whether to process non-summable items in load case operations.
LCWRITE - Creates a load case by writing results to a load case file.
LCZERO - Zeroes the results portion of the database.
LDELE - Deletes unmeshed lines.
LDIV - Divides a single line into two or more lines.
LDRAG - Generates lines by sweeping a keypoint pattern along path.
LDREAD - Reads results from the results file and applies them as loads.
LESIZE - Specifies the divisions and spacing ratio on unmeshed lines.
LEXTND - Extends a line at one end by using its slope.
LFILLT - Generates a fillet line between two intersecting lines.
LFSURF - Generates surface elements overlaid on the edge of existing solid elements and assigns the extra node as the closest fluid element node.
LGEN - Generates additional lines from a pattern of lines.
LGLUE - Generates new lines by "gluing" lines.
LGWRITE - Writes the database command log to a file.
/LIGHT - Specifies the light direction for the display window.
LINA - Finds the intersection of a line with an area.
LINE - Specifies "Lines" as the subsequent status topic.
/LINE - Creates annotation lines (GUI).
LINES - Specifies the length of a printed page.
LINL - Finds the common intersection of lines.
LINP - Finds the pairwise intersection of lines.
LINV - Finds the intersection of a line with a volume.
LIST - Lists out the sets in the results file.
*LIST - Displays the contents of an external, coded file.
LLIST - Lists the defined lines.
LMESH - Generates nodes and line elements along lines.
LNSRCH - Activates a line search to be used with Newton-Raphson.
LOCAL - Defines a local coordinate system by a location and orientation.
LOVLAP - Overlaps lines.
LPLOT - Displays the selected lines.
LPTN - Partitions lines.
LREFINE - Refines the mesh around specified lines.
LREVERSE - Reverses the normal of a line, regardless of its connectivity or mesh status.
LROTAT - Generates circular lines by rotating a keypoint pattern about an axis.
LSBA - Subtracts areas from lines.
*LSBAC - Performs the solve (forward/backward substitution) of a factorized linear system.
LSBL - Subtracts lines from lines.
LSBV - Subtracts volumes from lines.
LSBW - Subtracts the intersection of the working plane from lines (divides lines).
LSCLEAR - Clears loads and load step options from the database.
LSDELE - Deletes load step files.
*LSDUMP - Dumps a linear solver engine to a binary File.
LSEL - Selects a subset of lines.
*LSENGINE - Creates a linear solver engine.
*LSFACTOR - Performs the numerical factorization of a linear solver system.
LSLA - Selects those lines contained in the selected areas.
LSLK - Selects those lines containing the selected keypoints.
LSOPER - Specifies "Load step operations" as the subsequent status topic.
/LSPEC - Specifies annotation line attributes (GUI).
LSREAD - Reads load and load step option data into the database.
*LSRESTORE - Restores a linear solver engine from a binary file.
LSSCALE - Generates a scaled set of lines from a pattern of lines.
LSSOLVE - Reads and solves multiple load steps.
LSTR - Defines a straight line irrespective of the active coordinate system.
LSUM - Calculates and prints geometry statistics of the selected lines.
LSWRITE - Writes load and load step option data to a file.
/LSYMBOL - Creates annotation symbols (GUI).
LSYMM - Generates lines from a line pattern by symmetry reflection.
LTAN - Generates a line at the end of, and tangent to, an existing line.
LTRAN - Transfers a pattern of lines to another coordinate system.
LUMPM - Specifies a lumped mass matrix formulation.
LVSCALE - Scales the load vector for mode-superposition analyses.
LWPLAN - Defines the working plane normal to a location on a line.

XV. M Commands

M - Defines master degrees of freedom (MDOFs) for superelement generation analyses.
MACOPT - Specifies modal assurance criterion (MAC) or frequency response function (FRF) correlation criteria calculation options for RSTMAC.
MAGOPT - Specifies options for a 3D magnetostatic field analysis.
MAGSOLV - Specifies magnetic solution options and initiates the solution.
MAP - Maps pressures from source points to target surface elements.
/MAP - Enters the mapping processor.
MAP2DTO3D - Initiates a 2D to 3D analysis and maps variables.
MAPSOLVE - Maps solved node and element solutions from an original mesh to a new mesh.
MAPVAR - Defines tensors and vectors in user-defined state variables for rezoning and in 2D to 3D analyses.
MASCALE - Activates scaling of the entire system matrix.
MASTER - Specifies "Master DOF" as the subsequent status topic.
MAT - Sets the element material attribute pointer.
MATER - Specifies "Material properties" as the subsequent status topic.
MAXCYCMODE - Computes the maximum results value of cyclic mode pairs at the same frequency or the amplitude of a single complex mode.
MCHECK - Checks mesh connectivity.
MCFOPT - Specifies options for the Modal Coordinates File (Jobname.mcf).
MDAMP - Defines the damping ratios as a function of mode.
MDELE - Deletes master degrees of freedom.
MDPLOT - Plots frequency-dependent modal damping coefficients calculated by DMPEXT.
MEMM - Allows the current session to keep allocated memory
/MENU - Activates the Graphical User Interface (GUI).
*MERGE - Merges two dense matrices or vectors into one.
MESHING - Specifies "Meshing" as the subsequent status topic.
*MFOURI - Calculates the coefficients for, or evaluates, a Fourier series.
*MFUN - Copies or transposes an array parameter matrix.
MGEN - Generates additional MDOF from a previously defined set.
MIDTOL - Sets midstep residual criterion values for structural transient analyses.
/MKDIR - Creates a directory.
MLIST - Lists the MDOF of freedom.
MMASS - Specifies the missing mass response calculation.
MMF - Calculates the magnetomotive force along a path.
MODCONT - Specify additional modal analysis options.
MODDIR - Enables remote read-only usage of modal analysis files or substructuring analysis files.
MODE - Specifies the harmonic loading term for this load step.
MODIFY - Changes the listed values of the data in a set.
MODMSH - Controls the relationship of the solid model and the FE model.
MODSELOPTION - Specifies the criteria for selecting the modes to be expanded.
MODOPT - Specifies modal analysis options.
MONITOR - Controls contents of variable fields in the nonlinear solution monitor file.
*MOPER - Performs matrix operations on array parameter matrices.
MOPT - Specifies meshing options.
MORPH - Specifies morphing and remeshing controls.
MOVE - Calculates and moves a node to an intersection.
MP - Defines a linear material property as a constant or a function of temperature.
MPAMOD - Modifies temperature-dependent secant coefficients of thermal expansion.
MPCHG - Changes the material number attribute of an element.
MPCOPY - Copies linear material model data from one material reference number to another.
MPDATA - Defines property data to be associated with the temperature table.
MPDELE - Deletes linear material properties.
MPDRES - Reassembles existing material data with the temperature table.
/MPLIB - Sets the default material library read and write paths.
MPLIST - Lists linear material properties.
MPPLOT - Plots linear material properties as a function of temperature.
MPREAD - Reads a file containing material properties.
MPRINT - Specifies that radiation matrices are to be printed.
MPTEMP - Defines a temperature table for material properties.
MPTGEN - Adds temperatures to the temperature table by generation.
MPTRES - Restores a temperature table previously defined.
MPWRITE - Writes linear material properties in the database to a file (if the LIB option is not specified) or writes both linear and nonlinear material properties (if LIB is specified) from the database to a file.
/MREP - Enables you to reissue the graphics command macro "name" during a replot or zoom operation.
MRPM - Defines the revolutions per minute (RPM) for a machine rotation.
MSAVE - Sets the solver memory saving option. This option only applies to the PCG solver (including PCG Lanczos).
*MSG - Writes an output message via the Mechanical APDL message subroutine.
MSHAPE - For elements that support multiple shapes, specifies the element shape to be used for meshing.
MSHCOPY - Simplifies the generation of meshes that have matching node element patterns on two different line groups (in 2D) or area groups (3D).
MSHKEY - Specifies whether free meshing or mapped meshing should be used to mesh a model.
MSHMID - Specifies placement of midside nodes.
MSHOPTIM - Optimizes a selected mesh based on predefined finite element specifications.
MSHPATTERN - Specifies pattern to be used for mapped triangle meshing.
MSOLVE - Starts multiple solutions for an acoustic analysis.
MSOPT - Specifies solution options for a multistage cyclic symmetry analysis.
/MSTART - Controls the initial GUI components.
MSTOLE - Adds two extra nodes from FLUID116 elements to SURF151 or SURF152 elements for convection analyses.
*MULT - Performs the matrix multiplication M3 = M1^(T1)*M2^(T2).
*MWRITE - Writes a matrix to a file in a formatted sequence.
MXPAND - Specifies modal or buckling analysis expansion options.

XVI. N Commands

N - Defines a node.
NANG - Rotates a nodal coordinate system by direction cosines.
NAXIS - Generates nodes for general axisymmetric element sections.
NCNV - Sets the key to terminate an analysis.
NDELE - Deletes nodes.
NDIST - Calculates and lists the distance between two nodes.
NDSURF - Generates surface elements overlaid on the edge of existing elements and assigns the extra node as the closest fluid element node.
NEQIT - Specifies the maximum number of equilibrium iterations for nonlinear analyses.
/NERR - Limits the number of warning and error messages displayed.
NFORCE - Sums the nodal forces and moments of elements attached to nodes.
NGEN - Generates additional nodes from a pattern of nodes.
NKPT - Defines a node at an existing keypoint location.
NLADAPTIVE - Defines the criteria under which the mesh is refined or modified during a nonlinear solution.
NLDIAG - Sets nonlinear diagnostics functionality.
NLDPOST - Gets element component information from nonlinear diagnostic files.
NLGEOM - Includes large-deflection effects in a static or full transient analysis.
NLHIST - Specify results items to track during solution.
NLIST - Lists nodes.
NLMESH - Controls remeshing in nonlinear adaptivity.
NLOG - Forms the natural log of a variable.
NLOPT - Specifies "Nonlinear analysis options" as the subsequent status topic.
NMODIF - Modifies an existing node.
NODES - Specifies "Nodes" as the subsequent status topic.
/NOERASE - Prevents the screen erase between displays.
/NOLIST - Suppresses the data input listing.
NOOFFSET - Prevents the CDREAD command from offsetting specified data items
/NOPR - Suppresses the expanded interpreted input data listing.
NORA - Rotates nodal coordinate systems to surface normal
NORL - Rotates nodal coordinate systems perpendicular to line normal
/NORMAL - Allows displaying area elements by top or bottom faces.
NPLOT - Displays nodes.
NPRINT - Defines which time points stored are to be listed.
NREAD - Reads nodes from a file.
NREFINE - Refines the mesh around specified nodes.
NRLSUM - Specifies the Naval Research Laboratory (NRL) sum mode combination method.
*NRM - Computes the norm of the specified matrix or vector.
NROPT - Specifies the Newton-Raphson options in a static or full transient analysis.
NROTAT - Rotates nodal coordinate systems into the active system.
NRRANG - Specifies the range of nodes to be read from the node file.
NSCALE - Generates a scaled set of nodes from a pattern of nodes.
NSEL - Selects a subset of nodes.
NSLA - Selects those nodes associated with the selected areas.
NSLE - Selects those nodes attached to the selected elements.
NSLK - Selects those nodes associated with the selected keypoints.
NSLL - Selects those nodes associated with the selected lines.
NSLV - Selects those nodes associated with the selected volumes.
NSMASS - Applies nonstructural mass to selected elements.
NSMOOTH - Smooths selected nodes among selected elements.
NSOL - Specifies nodal data to be stored from the results file.
NSORT - Sorts nodal data.
NSTORE - Defines which time points are to be stored.
NSUBST - Specifies the number of substeps to be taken this load step.
NSVR - Defines the number of variables for user-programmable element options.
NSYM - Generates a reflected set of nodes.
/NUMBER - Specifies whether numbers, colors, or both are used for displays.
NUMCMP - Compresses the numbering of defined items.
NUMEXP - Specifies solutions to be expanded from mode-superposition analyses or substructure analyses.
NUMMRG - Merges coincident or equivalently defined items.
NUMOFF - Adds a number offset to defined items.
NUMSTR - Establishes starting numbers for automatically numbered items.
NUMVAR - Specifies the number of variables allowed in POST26.
NUSORT - Restores original order for nodal data.
NWPAVE - Moves the working plane origin to the average location of nodes.
NWPLAN - Defines the working plane using three nodes.
NWRITE - Writes nodes to a file.

XVII. O Commands

OCDATA - Defines an ocean load using non-table data.
OCDELETE - Deletes a previously defined ocean load.
OCLIST - Summarizes all currently defined ocean loads.
OCREAD - Reads externally defined ocean data.
OCTABLE - Defines an ocean load using table data.
OCTYPE - Specifies the type of ocean load data to follow.
OCZONE - Specifies the type of ocean zone data to follow.
OMEGA - Specifies the rotational velocity of the structure.
OPERATE - Specifies "Operation data" as the subsequent status topic.
OPNCONTROL - Sets decision parameter for automatically increasing the time step interval in a pure thermal analysis.
OSRESULT - Controls the selected result data written to the database.
OUTAERO - Outputs the superelement matrices and load vectors to formatted files for aeroelastic analysis.
OUTGEOM - Controls geometry-related data written to the results file.
OUTOPT - Specifies "Output options" as the subsequent status topic.
OUTPR - Controls the solution printout.
/OUTPUT - Redirects text output to a file or to the screen.
OUTRES - Controls the solution-result data written to the database.

XVIII. P Commands

PADELE - Deletes a defined path.
/PAGE - Defines the printout and screen page size.
PAGET - Writes current path information into an array variable.
PAPUT - Retrieves path information from an array variable.
PARESU - Restores previously saved paths from a file.
PARRES - Reads parameters from a file.
PARSAV - Writes parameters to a file.
PASAVE - Saves selected paths to an external file.
PATH - Defines a path name and establishes parameters for the path.
PAUSE - Temporarily releases the current product license.
/PBC - Shows boundary condition (BC) symbols and values on displays.
/PBF - Shows magnitude of body-force loads on displays.
PCALC - Forms additional labeled path items by operating on existing path items.
PCGOPT - Controls PCG solver options.
PCIRC - Creates a circular area centered about the working plane origin.
/PCIRCLE - Creates an annotation circle (GUI).
PCROSS - Calculates the cross product of two path vectors along the current path.
PDEF - Interpolates an item onto a path.
PDOT - Calculates the dot product of two path vectors along the current path.
PERBC2D - Generates periodic constraints for 2D planar magnetic field analyses.
PERTURB - Sets linear perturbation analysis options.
PFACT - Calculates participation factors for the PSD or multi-point response spectrum table.
PIVCHECK - Controls the behavior of an analysis when a negative or zero equation solver pivot value is encountered.
PLAS - Plots a specified acoustic quantity during postprocessing of an acoustic analysis.
PLCAMP - Plots Campbell diagram data for applications involving rotating structure dynamics.
PLCFREQ - Plots the frequency response for the given CYCSPEC specification.
PLCHIST - Plots a histogram of the frequency response of each sector for the given CYCSPEC specification.
PLCINT - Plots the fracture parameter (CINT) result data.
PLCKSURF - Plots the Φ = 0 level set surface in an XFEM-based crack analysis
PLCPLX - Specifies the part of a complex variable to display.
PLDISP - Displays the displaced structure.
PLESOL - Displays solution results as discontinuous element contours.
PLETAB - Displays element table items.
PLFAR - Plots pressure far fields and far-field parameters.
PLF2D - Generates a contour line plot of equipotentials.
PLGEOM - Plots target and source geometries.
PLLS - Displays element table items as contoured areas along elements.
PLMAP - Plots target and source pressures.
PLMC - Plots the modal coordinates from a mode-superposition solution.
PLNEAR - Plots the pressure in the near zone exterior to the equivalent source surface.
PLNSOL - Displays solution results as continuous element contours.
/PLOPTS - Controls graphics options on subsequent displays.
PLORB - Displays the orbital motion of a rotating structure
PLOTTING - Specifies "Plotting settings" as the subsequent status topic.
PLPAGM - Displays path items along the path geometry.
PLPATH - Displays path items on a graph.
PLSECT - Displays membrane and membrane-plus-bending linearized stresses.
PLTIME - Defines the time range for which data are to be displayed.
PLTRAC - Displays a charged particle trace on an element display.
PLVAR - Displays up to ten variables in the form of a graph.
PLVECT - Displays results as vectors.
PLZZ - Plots the interference diagram from a cyclic modal analysis.
/PMACRO - Specifies that macro contents be written to the session log file.
PMAP - Creates mapping of the path geometry by defining path interpolation division points.
PMGTRAN - Summarizes electromagnetic results from a transient analysis.
PMLOPT - Defines perfectly matched layers (PMLs) or irregular perfectly matched layers (IPML).
PMLSIZE - Determines number of PML or IPML layers.
/PMORE - Creates an annotation polygon (GUI).
PNGR - Provides PNG file export for Mechanical APDL displays.
/PNUM - Controls entity numbering/coloring on plots.
POINT - Specifies "Point flow tracing settings" as the subsequent status topic.
POLY - Creates a polygonal area based on working plane coordinate pairs.
/POLYGON - Creates annotation polygons (GUI).
/POST1 - Enters the database results postprocessor.
/POST26 - Enters the time-history results postprocessor.
POWERH - Calculates the rms power loss in a conductor or lossy dielectric.
PPATH - Defines a path by picking or defining nodes, or locations on the currently active working plane, or by entering specific coordinate locations.
PRANGE - Determines the path range.
PRAS - Prints a specified acoustic quantity during postprocessing of an acoustic analysis.
PRCAMP - Prints Campbell diagram data for applications involving rotating structure dynamics.
PRCINT - Lists fracture parameter (CINT) results data.
PRCPLX - Defines the output form for complex variables.
PRED - Activates a predictor in a nonlinear analysis.
PRENERGY - Prints the total energies of a model or the energies of the specified components.
/PREP7 - Enters the model creation preprocessor.
PRERR - Prints SEPC and TEPC.
PRESOL - Prints the solution results for elements.
PRETAB - Prints the element table items.
PRFAR - Prints acoustic far field parameters.
PRI2 - Creates a polygonal area or a prism volume by vertices (GUI).
PRIM - Specifies "Solid model primitives" as the subsequent status topic.
PRINT - Specifies "Print settings" as the subsequent status topic.
*PRINT - Prints the matrix values to a file.
PRISM - Creates a prism volume based on working plane coordinate pairs.
PRITER - Prints solution summary data.
PRJSOL - Prints joint element output.
PRMC - Prints the modal coordinates from a mode-superposition solution.
PRNEAR - Prints the pressure in the near zone exterior to the equivalent source surface.
PRNLD - Prints the summed element nodal loads.
PRNSOL - Prints nodal solution results.
PROD - Multiplies variables.
PRORB - Prints the orbital motion characteristics of a rotating structure
PRPATH - Prints path items along a geometry path.
PRRFOR - Prints the constrained node reaction solution. Used with the FORCE command.
PRRSOL - Prints the constrained node reaction solution.
PRSCONTROL - Specifies whether to include pressure load stiffness in the element stiffness formation.
PRSECT - Calculates and prints linearized stresses along a section path.
PRTIME - Defines the time range for which data are to be listed.
PRVAR - Lists variables vs. time (or frequency).
PRVECT - Prints results as vector magnitude and direction cosines.
PSCONTROL - Enables or disables shared-memory parallel operations.
PSDCOM - Specifies the power spectral density mode combination method.
PSDFRQ - Defines the frequency points for the input spectrum tables PSDVAL vs. PSDFRQ for PSD analysis.
PSDGRAPH - Displays input PSD curves.
PSDRES - Controls solution output written to the results file from a PSD analysis.
PSDSPL - Defines a partially correlated excitation in a PSD analysis.
PSDUNIT - Defines the type of input PSD.
PSDVAL - Defines PSD values.
PSDWAV - Defines a wave propagation excitation in a PSD analysis.
/PSEARCH - Specifies a directory to be searched for "unknown command" macro files.
PSEL - Selects a path or paths.
/PSF - Shows surface load symbols on model displays.
PSMAT - Writes an assembled global matrix to a postscript format that graphically displays nonzero matrix values.
PSMESH - Creates and meshes a pretension section (PRETS179) or a preload section (MPC184).
/PSPEC - Creates annotation polygon attributes (GUI).
/PSTATUS - Displays the global or window display specifications.
PSTRES - Specifies whether prestress effects are calculated or included.
/PSYMB - Shows various symbols on displays.
PSYS - Sets the PML element coordinate system attribute pointer.
PTR - Dumps the record of a binary file.
PTXY - Defines coordinate pairs for use in polygons and prisms.
PVECT - Interpolates a set of items onto a path.
/PWEDGE - Creates an annotation wedge (GUI).

XIX. Q Commands

QDVAL - Defines PSD quadspectral values.
QRDOPT - Specifies additional QRDAMP modal analysis options.
QSOPT - Specifies quasi static radiation options.
QUAD - Generates a quadratic line of nodes from three nodes.
/QUIT - Exits a processor.
QUOT - Divides two variables.

XX. R Commands

R - Defines the element real constants.
RACE - Defines a "racetrack" current source.
RADOPT - Specifies Radiosity Solver options.
RAPPND - Appends results data from the database to the results file.
RATE - Specifies whether the effect of creep strain rate will be used in the solution of a load step.
/RATIO - Distorts the object geometry.
RBE3 - Distributes the force/moment applied at an independent node to a set of dependent nodes.
RBGEN - Generates a rigid body.
RCON - Specifies "Real constants" as the subsequent status topic.
RCYC - Calculates cyclic results for a mode-superposition harmonic solution.
RDEC - Defines the decimation parameters used by the radiosity solver method.
RDELE - Deletes real constant sets.
READ - Reads coordinate and pressure data from a file.
REAL - Sets the element real constant set attribute pointer.
REALVAR - Forms a variable using only the real part of a complex variable.
RECTNG - Creates a rectangular area anywhere on the working plane.
REMESH - Specifies the starting and ending remeshing points, and other options, for rezoning.
*REMOVE - Suppresses rows or columns of a dense matrix or a vector.
*RENAME - Renames an existing vector or matrix.
/RENAME - Renames a file.
*REPEAT - Repeats the previous command.
/REPLOT - Reissues the last display command.
RESCOMBINE - Reads results from local results files into the database after a distributed-memory parallel solution.
RESCONTROL - Controls file writing for multiframe restarts.
RESET - Resets all POST1 or POST26 specifications to initial defaults.
/RESET - Resets display specifications to their initial defaults.
RESP - Generates a response spectrum.
RESUME - Resumes the database from the database file.
RESVEC - Calculates or includes residual vectors or residual responses
RESWRITE - Appends results data from the database to a results file.
*RETURN - Returns input stream to a higher level.
REZONE - Initiates the rezoning process, sets rezoning options, and rebuilds the database.
RFORCE - Specifies the total reaction force data to be stored.
/RGB - Specifies the RGB color values for indices and contours.
RIGID - Specifies known rigid body modes (if any) of the model.
RIGRESP - Specifies the rigid response calculation.
RLIST - Lists the real constant sets.
/RMDIR - Removes (deletes) a directory.
RMFLVEC - Writes eigenvectors of fluid nodes to a file for use in damping parameter extraction.
RMODIF - Modifies real constant sets.
RMORE - Adds real constants to a set.
ROCK - Specifies a rocking response spectrum.
ROSE - Specifies the Rosenblueth mode combination method.
RPOLY - Creates a regular polygonal area centered about the working plane origin.
RPR4 - Creates a regular polygonal area or prism volume anywhere on the working plane.
RPRISM - Creates a regular prism volume centered about the working plane origin.
RPSD - Calculates response power spectral density (PSD).
RSMESH - Generates a result section.
RSOPT - Creates or loads the radiosity mapping data file for SURF251 or SURF252 element types.
RSPLIT - Creates one or more results file(s) from the current results file based on subsets of elements.
RSTCONTROL - Controls whether element single value results are written to the results file.
RSTMAC - Calculates modal assurance criterion (MAC/FRF) and matches nodal solutions from two results files or from one results file and one universal format file.
RSTOFF - Offsets node or element IDs in the FE geometry record.
RSURF - Generates the radiosity surface elements and stores them in the database.
RSYMM - Defines symmetry, rotation, or extrusion parameters for the radiosity method.
RSYS - Activates a coordinate system for printout or display of element and nodal results.

XXI. S Commands

SABS - Specifies absolute values for element table operations.
SADD - Forms an element table item by adding two existing items.
SALLOW - Defines the allowable stress table for safety factor calculations.
SAVE - Saves all current database information.
SBCLIST - Lists solid model boundary conditions.
SBCTRAN - Transfers solid model loads and boundary conditions to the FE model.
*SCAL - Scales a vector or matrix by a constant or a vector.
SCCONNECT - Specifies System Coupling connection parameters.
SCOPT - Specifies System Coupling options.
SDELETE - Deletes sections from the database.
SE - Defines a superelement.
SECCONTROL - Supplements or overrides default section properties.
SECDATA - Describes the geometry of a section.
SECFUNCTION - Specifies shell section thickness as a tabular function.
SECJOINT - Defines local coordinate systems at joint element nodes and other data for joint elements.
/SECLIB - Sets the default section library path for the SECREAD command.
SECLOCK - Specifies locks on the components of relative motion in a joint element.
SECMODIF - Modifies a pretension or joint section.
SECNUM - Sets the element section attribute pointer.
SECOFFSET - Defines the section offset for cross sections.
SECPLOT - Plots the geometry of a beam, pipe, elbow, shell, or reinforcing section to scale.
SECREAD - Reads a custom section library or a user-defined section mesh into Mechanical APDL.
SECSTOP - Specifies stops on the components of relative motion in a joint element.
SECTYPE - Associates section type information with a section ID number.
SECWRITE - Creates an ASCII file containing user mesh section information.
SED - Defines the excitation direction for response spectrum and PSD analyses.
SEDLIST - Lists the DOF solution of a superelement after the use pass.
SEEXP - Specifies options for the substructure expansion pass.
/SEG - Allows graphics data to be stored in the local terminal memory.
SELIST - Lists the contents of a superelement matrix file.
SELM - Specifies "Superelements" as the subsequent status topic.
SELTOL - Sets the tolerance for subsequent select operations.
SEMIIMPLICIT - Specifies parameters for a semi-implicit solution.
SENERGY - Determines the stored magnetic energy or co-energy.
SEOPT - Specifies substructure analysis options.
SESYMM - Performs a symmetry operation on a superelement within the use pass.
*SET - Assigns values to user-named parameters.
SET - Defines the data set to be read from the results file.
SETFGAP - Updates or defines the real constant table for squeeze film elements.
SETRAN - Creates a superelement from an existing superelement.
SEXP - Forms an element table item by exponentiating and multiplying.
SF - Defines surface loads on nodes.
SFA - Specifies surface loads on the selected areas.
SFACT - Allows safety factor or margin of safety calculations to be made.
SFADELE - Deletes surface loads from areas.
SFALIST - Lists the surface loads for the specified area.
SFBEAM - Specifies surface loads on beam and pipe elements.
SFCALC - Calculates the safety factor or margin of safety.
SFCONTROL - Defines structural surface-load properties on selected elements and nodes for subsequent loading commands.
SFCUM - Specifies that surface loads are to be accumulated.
SFDELE - Deletes surface loads.
SFE - Defines surface loads on elements.
SFEDELE - Deletes surface loads from elements.
SFELIST - Lists the surface loads for elements.
SFFUN - Specifies a varying surface load.
SFGRAD - Specifies a gradient (slope) for surface loads.
SFL - Specifies surface loads on lines of an area.
SFLDELE - Deletes surface loads from lines.
SFLEX - Sets flexibility factors for the currently defined pipe element section.
SFLIST - Lists surface loads.
SFLLIST - Lists the surface loads for lines.
SFSCALE - Scales surface loads on elements.
SFTRAN - Transfer the solid model surface loads to the finite element model.
/SHADE - Defines the type of surface shading used with Z-buffering.
SHELL - Selects a shell element or shell layer location for results output.
/SHOW - Specifies the device and other parameters for graphics displays.
SHPP - Controls element shape checking.
SHSD - Creates or deletes a shell-solid interface to be used in shell-to-solid assemblies.
/SHRINK - Shrinks elements, lines, areas, and volumes for display clarity.
SLIST - Summarizes the section properties for all defined sections in the current session.
SLOAD - Loads a pretension section.
SMALL - Finds the smallest of three variables.
*SMAT - Creates a sparse matrix.
SMAX - Forms an element table item from the maximum of two other items.
/SMBC - Controls the display of solid model boundary condition symbols and labels.
SMBODY - Specifies "Body loads on the solid model" as the subsequent status topic.
SMCONS - Specifies "Constraints on the solid model" as the subsequent status topic.
SMFOR - Specifies "Forces on the solid model" as the subsequent status topic.
SMIN - Forms an element table item from the minimum of two other items.
SMOOTH - Allows smoothing of noisy data and provides a graphical representation of the data.
SMRTSIZE - Specifies meshing parameters for automatic (smart) element sizing.
SMSURF - Specifies "Surface loads on the solid model" as the subsequent status topic.
SMULT - Forms an element table item by multiplying two other items.
SNOPTION - Specifies Supernode (SNODE) eigensolver options.
SOLOPTION - Specifies solution transition options.
SOLU - Specifies solution summary data per substep to be stored.
/SOLU - Enters the solution processor.
SOLUOPT - Specifies "Solution options" as the subsequent status topic.
SOLVE - Starts a solution.
*SORT - Sorts the values of the specified vector.
SORT - Specifies "Sort settings" as the subsequent status topic.
SOURCE - Defines a default location for undefined nodes or keypoints.
SPACE - Defines a space node for radiation using the Radiation Matrix method.
SPCNOD - Defines a space node for radiation using the Radiosity method.
SPCTEMP - Defines a free-space ambient temperature for radiation using the Radiosity method.
SPDAMP - Defines input spectrum damping in a multi-point response spectrum analysis.
SPEC - Specifies "Miscellaneous specifications" as the subsequent status topic.
SPFREQ - Defines the frequency points for the input spectrum tables SPVAL vs. SPFREQ for multi-point spectrum analysis.
SPGRAPH - Displays input spectrum curves for MPRS analysis.
SPH4 - Creates a spherical volume anywhere on the working plane.
SPH5 - Creates a spherical volume by diameter end points.
SPHERE - Creates a spherical volume centered about the working plane origin.
SPLINE - Generates a segmented spline through a series of keypoints.
SPLOT - Displays the selected areas and a faceted view of their underlying surfaces
SPMWRITE - Calculates the state-space matrices and writes them to the SPM file.
SPOINT - Defines a point for force/moment summations or inertia calculation
SPOPT - Selects the spectrum type and other spectrum options.
SPREAD - Turns on a dashed tolerance curve for the subsequent curve plots.
SPTOPT - Specifies "Spectrum analysis options" as the subsequent status topic.
SPUNIT - Defines the type of multi-point response spectrum.
SPVAL - Defines multi-point response spectrum values.
SQRT - Forms the square root of a variable.
*SREAD - Reads a file into a string array parameter.
SRSS - Specifies the square root of sum of squares mode combination method.
SSBT - Specifies preintegrated bending thermal effects for shell sections.
/SSCALE - Sets the contour multiplier for topographic displays.
SSLN - Selects and displays small lines in the model.
SSMT - Specifies preintegrated membrane thermal effects for shell sections.
SSOPT - Defines a solution option for soil analysis.
SSPA - Specifies a preintegrated membrane stiffness for shell sections.
SSPB - Specifies a preintegrated coupling stiffness for shell sections.
SSPD - Specifies a preintegrated bending stiffness for shell sections.
SSPE - Specifies a preintegrated transverse shear stiffness for shell sections.
SSPM - Specifies mass density for a preintegrated shell section.
SSTATE - Defines a steady-state rolling analysis.
SSUM - Calculates and prints the sum of element table items.
STABILIZE - Activates stabilization for all elements that support nonlinear stabilization.
STAT - Displays the status of database settings.
*STATUS - Lists the current parameters and abbreviations.
/STATUS - Lists the status of items for the run.
STEF - Specifies Stefan-Boltzmann radiation constant.
/STITLE - Defines subtitles.
STORE - Stores data in the database for the defined variables.
SUBOPT - Specifies Subspace (SUBSP) eigensolver options.
SUBSET - Reads results for the selected portions of the model.
SUCALC - Create new result data by operating on two existing result data sets on a given surface.
SUCR - Create a surface.
SUDEL - Delete geometry information as well as any mapped results for specified surface.
SUEVAL - Perform operations on a mapped item and store result in a scalar parameter.
SUGET - Moves surface geometry and mapped results to an array parameter.
SUMAP - Map results onto selected surface(s).
SUMTYPE - Sets the type of summation to be used in the following load case operations.
SUPL - Plot result data on all selected surfaces or on a specified surface.
SUPR - Print global status, geometry information and/or result information.
SURESU - Read a set of surface definitions and result items from a file and make them the current set.
SUSAVE - Saves surface definitions to a file.
SUSEL - Selects a subset of surfaces
SUVECT - Create new result data by operating on two existing result vectors on a given surface.
SV - Defines spectrum values to be associated with frequency points.
SVPLOT - Displays input spectrum curves.
SVTYP - Defines the type of single-point response spectrum.
SWADD - Adds more surfaces to an existing spot weld set.
SWDEL - Deletes spot weld sets.
SWGEN - Creates a new spot weld set.
SWLIST - Lists spot weld sets.
SYNCHRO - Specifies whether the excitation frequency is synchronous or asynchronous with the rotational velocity of a structure.
/SYP - Passes a command string and arguments to the operating system.
/SYS - Passes a command string to the operating system.

XXII. T Commands

TALLOW - Defines the temperature table for safety factor calculations.
TARGET - Specifies the target nodes for mapping pressures onto surface effect elements.
*TAXIS - Defines table index numbers.
TB - Activates a data table for material properties or special element input.
TBCOPY - Copies a data table from one material to another.
TBDATA - Defines data for the material data table.
TBDELE - Deletes previously defined material data tables.
TBEO - Sets special options or parameters for material data tables.
TBIN - Sets parameters used for interpolation of the material data tables.
TBFIELD - Defines values of field variables for material data tables.
TBFPLOT - Plots material curve-fitting data.
TBFT - Performs material curve-fitting operations.
TBLE - Specifies "Data table properties" as the subsequent status topic.
TBLIST - Lists the material data tables.
TBMODIF - Modifies data for the material data table (GUI).
TBPLOT - Displays the material data table.
TBPT - Defines a point on a nonlinear data curve.
TBTEMP - Defines a temperature for a material data table.
TCHG - Converts 20-node degenerate tetrahedral elements to their 10-node non-degenerate counterparts.
/TEE - Writes a list of commands to a specified file at the same time that the commands are being executed.
THEXPAND - Enables or disables thermal loading
THOPT - Specifies nonlinear transient thermal solution options.
TIFF - Provides TIFF file export for Mechanical APDL displays.
TIME - Sets the time for a load step.
TIMERANGE - Specifies the time range for which data are to be stored.
TIMINT - Turns on transient effects.
TIMP - Improves the quality of tetrahedral elements that are not associated with a volume.
TINTP - Defines transient integration parameters.
/TITLE - Defines a main title.
/TLABEL - Creates annotation text (GUI).
TOFFST - Specifies the temperature offset from absolute zero to zero.
*TOPER - Operates on table parameters.
TORUS - Creates a toroidal volume.
TRANSFER - Transfers a pattern of nodes to another coordinate system.
*TREAD - Reads data from an external file into a table array parameter.
TREF - Defines the reference temperature for thermal strain calculations.
/TRIAD - Shows the global XYZ coordinate triad on displays.
/TRLCY - Specifies the level of translucency.
TRNOPT - Specifies transient analysis options.
TRPDEL - Deletes charged particle trace points.
TRPLIS - Lists charged particle trace points.
TRPOIN - Defines a point through which a charged particle trace will travel.
TRTIME - Defines the options used for the PLTRAC (charged particle trace) command.
TSHAP - Defines simple 2D and 3D geometric surfaces for target segment elements.
/TSPEC - Creates annotation text attributes (GUI).
TSRES - Defines an array of key times at which the time-stepping strategy changes.
TUNIF - Assigns a uniform temperature to all nodes.
TVAR - Changes time to the cumulative iteration number.
/TXTRE - Controls application of texture to selected items.
/TYPE - Defines the type of display.
TYPE - Sets the element type attribute pointer.

XXIII. U Commands

/UCMD - Assigns a user-defined command name.
/UDOC - Determines position and content for the multi-legend options.
/UI - Activates specified GUI dialog boxes.
UIMP - Defines constant material properties (GUI).
/UIS - Controls the GUI behavior.
/UPF - Links a user-programmable routine into Mechanical APDL.
*ULIB - Identifies a macro library file.
UNDELETE - Removes results sets from the group of sets selected for editing.
UNDO - Enables the user to modify or save commands issued since the last RESUME or SAVE.
/UNITS - Annotates the database with the system of units used.
UNPAUSE - Restores use of a temporarily released product license.
UPCOORD - Modifies the coordinates of the active set of nodes, based on the current displacements.
UPGEOM - Adds displacements from a previous analysis and updates the geometry to the deformed configuration.
*USE - Executes a macro file.
/USER - Conveniently resets /FOCUS and /DIST to USER.
USRCAL - Allows user-solution subroutines to be activated or deactivated.
USRDOF - Specifies the degrees of freedom for the user-defined element USER300.
USRELEM - Specifies the characteristics of the user-defined element USER300.

XXIV. V Commands

V - Defines a volume through keypoints.
V2DOPT - Specifies 2D/axisymmetric view factor calculation options.
VA - Generates a volume bounded by existing areas.
*VABS - Applies the absolute value function to array parameters.
VADD - Adds separate volumes to create a single volume.
VARDEL - Deletes a variable (GUI).
VARNAM - Names (or renames) a variable.
VATT - Associates element attributes with the selected, unmeshed volumes.
VCLEAR - Deletes nodes and volume elements associated with selected volumes.
*VCOL - Specifies the number of columns in matrix operations.
/VCONE - Defines the view cone angle for perspective displays.
VCROSS - Forms element table items from the cross product of two vectors.
*VCUM - Allows array parameter results to add to existing results.
VDDAM - Specifies the velocity spectrum computation constants for the analysis of shock resistance of shipboard structures.
VDELE - Deletes unmeshed volumes.
VDGL - Lists keypoints of a volume that lie on a parametric degeneracy.
VDOT - Forms an element table item from the dot product of two vectors.
VDRAG - Generates volumes by dragging an area pattern along a path.
*VEC - Creates a vector.
*VEDIT - Allows numerical array parameters to be graphically edited.
VEORIENT - Specifies brick element orientation for volume mapped (hexahedron) meshing.
VEXT - Generates additional volumes by extruding areas.
*VFACT - Applies a scale factor to array parameters.
VFCO - Controls the use and level of view factor condensation for symmetric radiation.
VFDI - Specifies view factor diagnostic options.
*VFILL - Fills an array parameter.
VFOPT - Specifies options for the view factor file and calculates view factors.
VFQUERY - Queries and prints element Hemicube view factors and average view factor.
VFSM - Adjusts view factor matrix to satisfy reciprocity and/or row sum properties (view factor smoothing).
*VFUN - Performs a function on a single array parameter.
VFUP - Controls view factor updating at the substep level for a coupled-field radiation analysis that includes large-deflection effects.
VGEN - Generates additional volumes from a pattern of volumes.
*VGET - Retrieves values and stores them into an array parameter.
VGET - Moves a variable into an array parameter vector.
VGLUE - Generates new volumes by "gluing" volumes.
/VIEW - Defines the viewing direction for the display.
VIMP - Improves the quality of the tetrahedral elements in the selected volume(s).
VINP - Finds the pairwise intersection of volumes.
VINV - Finds the intersection of volumes.
*VITRP - Forms an array parameter by interpolation of a table.
*VLEN - Specifies the number of rows to be used in array parameter operations.
VLIST - Lists the defined volumes.
VLSCALE - Generates a scaled set of volumes from a pattern of volumes.
*VMASK - Specifies an array parameter as a masking vector.
VMESH - Generates nodes and volume elements within volumes.
VOFFST - Generates a volume, offset from a given area.
VOLUMES - Specifies "Volumes" as the subsequent status topic.
*VOPER - Operates on two array parameters.
VOVLAP - Overlaps volumes.
*VPLOT - Graphs columns (vectors) of array parameters.
VPLOT - Displays the selected volumes.
VPTN - Partitions volumes.
*VPUT - Restores array parameter values into the Mechanical APDL database.
VPUT - Moves an array parameter vector into a variable.
*VREAD - Reads data and produces an array parameter vector or matrix.
VROTAT - Generates cylindrical volumes by rotating an area pattern about an axis.
VSBA - Subtracts areas from volumes.
VSBV - Subtracts volumes from volumes.
VSBW - Subtracts intersection of the working plane from volumes (divides volumes).
/VSCALE - Scales the length of displayed vectors.
*VSCFUN - Determines properties of an array parameter.
VSEL - Selects a subset of volumes.
VSLA - Selects those volumes containing the selected areas.
*VSTAT - Lists the current specifications for the array parameters.
VSUM - Calculates and prints geometry statistics of the selected volumes.
VSWEEP - Fills an existing unmeshed volume with elements by sweeping the mesh from an adjacent area through the volume.
VSYMM - Generates volumes from a volume pattern by symmetry reflection.
VTRAN - Transfers a pattern of volumes to another coordinate system.
VTYPE - Specifies the viewing procedure used to determine the form factors for the Radiation Matrix method.
/VUP - Specifies the global Cartesian coordinate system reference orientation.
*VWRITE - Writes data to a file in a formatted sequence.

XXV. W Commands

/WAIT - Causes a delay before the reading of the next command.
/WINDOW - Defines the window size on the screen.
WPAVE - Moves the working plane origin to the average of specified points.
WPCSYS - Defines the working plane location based on a coordinate system.
WPLANE - Defines a working plane to assist in picking operations.
WPOFFS - Offsets the working plane.
WPROTA - Rotates the working plane.
WPSTYL - Controls the display and style of the working plane.
WRFULL - Stops solution after assembling global matrices.
WRITE - Writes the radiation matrix file.
WRITEMAP - Writes interpolated pressure data to a file.
*WRK - Sets the active workspace number.
WSPRINGS - Creates weak springs on corner nodes of a bounding box of the currently selected elements.
WTBCREATE - Creates a USER300 element to model the turbine for full aeroelastic coupling analysis and specifies relevant settings for the analysis.

XXVI. X Commands

XFCRKMESH - Defines a crack in the model when the crack surface is discretized by MESH200 elements
XFDATA - Defines a crack in the model by specifying nodal level set values
XFENRICH - Defines parameters associated with crack propagation using XFEM
XFLIST - Lists enrichment details and associated crack information
/XFRM - Controls the centroid or the axis of dynamic rotation.
*XPL - Accesses content of a Mechanical APDL file.
/XRANGE - Specifies a linear abscissa (X) scale range.
XVAR - Specifies the X variable to be displayed.

XXVII. Y Commands

/YRANGE - Specifies a linear ordinate (Y) scale range.

XXVIII. Z Commands

/ZOOM - Zooms a region of a display window.