Mechanical APDL Basic Analysis Guide - Ansys

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Index repeating, 43 scaling, 44 specifying for keypoints, 42 specifying uniform loads, 43 transferring, 44 boundary conditions, 182 symmetry and antisymmetry conditions, 28 button menus annotation, 263 C calculating simultaneous equations generated by finite element method, 97 CDWRITE command, 4 CGLOC command, 46 CGOMGA command, 46 /CMAP command, 278 /COLOR command, 258 commands animation, 267 compatible ANSYS output files, 299 components, 214 adding or removing, 216 definition of, 209 /CONFIG command, 312 config130.ans file, 312 constant data, 179 constant material properties, 4 constraint equations, 248 constraints, 29 (see DOF constraints) DOF, 27 contour displays, 137, 250 changing the number of contours, 253 isosurface, 137 coordinate systems, 248 coriolis effects in a static analysis, 46 counters, 24 coupled nodes, 248 coupled-field loads, 47 cracking and crushing plots, 145 creating results data in database, 181 CSCIR command, 36 /CTYPE command, 252 current flow, 182 cylindrical coordinate systems specifying gradients for, 36 D data mismatches, 131 318 data points on temperature plots, 4 data table activating, 7 database allocating work space for, 307 appending data to, 133 creating or modifying data in, 181 mismatched data in, 131 reading in FLOTRAN results, 136 reading in results data, 131 resetting, 136 results file, 97 database pages, 310 changing number of, 312 changing size of, 312 DCGOMG command, 46 DCUM command, 30 defining analysis title, 2 analysis type, 18 element types, 2 jobname, 1 material properties, 4 real constants for elements, 3 units system, 2 deleting surface loads, 35 derived results data, 128 *DIM command, 114 direct generation modeling, 17 discretization error, 161 displaced shapes displaying, 250 display controls changing the workplane grid, 233 controlling the location of the XYZ triad, 233 recalling from a file, 234 turning the ANSYS logo on or off, 233 turning the legend off or on, 231 turning triad symbols on or off, 233 DISPLAY program, 217, 277 and animation, 272 and AVI files, 272 displays contour displays, 137 controlling via the GUI, 227 copying specifications for, 228 creating, 223 deformed shape, 140 erasing, 225 flow traces, 143 Release 13.0 - © SAS IP, Inc. All rights reserved. - Contains proprietary and confidential information of ANSYS, Inc. and its subsidiaries and affiliates.
path plots, 142 POST26 graphs, 200 reaction force, 142 replotting, 224 superimposing, 228 vector, 141 viewing static displays on a screen, 278 /DIST command, 230 distributed direct sparse solver, 99 DOF constraints, 27 commands for applying, 27 resetting, 30 scaling, 30–31 transferring, 29 transferring all constraints, 33 DOFSEL command, 30 DOMEGA command, 46 drag, 149 DSCALE command, 30 DSYM command, 28 DTRAN command, 29 dynamic load step options, 59 E /EFACET command, 236 elastic anisotropy, 8 element output definitions, 134 element table component name method, 134 creating, 134 listing data in, 152 notes about defining, 135 sequence number method, 135 element table items, displaying, 250 element tables calculations for, 173 element types reference numbers for elements, 2 elements body loads for, 41 defining types, 2 element matrices, 4 element real constants, 3 element type table, 2 layered shell elements, 137 shell elements, 137 sorting by number, 154 surface effect elements, 40 ELIST command, 3 Encapsulated PostScript, 280 energy error, 161 energy norm, 161 entities displaying, 225 EPLOT command, 3 equilibrium checks, 151 equilibrium iterations, 22 /ERASE command, 228 ERESX command, 60 error estimation, 161 suppressing error estimation, 161 error messages memory, 315 error norm, 161 /ESHAPE command, 3 EXPSOL command, 58 external files, 299 external graphics, 275 EXTREM command, 202 F factorized matrices, 58 FCUM command, 33 /FDELE command, 312 file buffers, 312 FILE command, 193 file identifiers table of, 299 file management, 297 FILEDISP command, 278 files, 297 accessing binary files over NFS, 299 AVI files, 271 changing the default filename, 298 coded, 299 config130.ans, 312 files ANSYS writes, 299 graphics, 277 graphics specifications, 234 HPGLnn.GRPH, 280 INTLnn.GRPH, 280 Jobname.ABT, 116 Jobname.DB, 131 Jobname.GRPH, 277 Jobname.GSAV, 234 Jobname.OUT, 112, 298 Jobname.PAGE, 307 Jobname.RFL, 112, 136 jobname.rfl, 128 Jobname.RMG, 20, 112 jobname.rmg, 128 Jobname.RST, 20, 112 jobname.rst, 128 Jobname.RTH, 20, 112 Release 13.0 - © SAS IP, Inc. All rights reserved. - Contains proprietary and confidential information of ANSYS, Inc. and its subsidiaries and affiliates. Index 319
Page 1 and 2:
ANSYS Mechanical APDL Basic Analysi
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Table of Contents 1. Getting Starte
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2.8.4.3. Define Material Properties
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7.2.1.6. Particle Flow and Charged
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10. Getting Started with Graphics .
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13.2.4.1.Turning Load Symbols and C
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20.8. Reviewing Contents of Binary
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List of Tables 2.1. DOF Constraints
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Chapter 1: Getting Started with ANS
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shown below define two element type
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You can choose constant, isotropic,
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You can save linear material proper
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Figure 1.4 Material Model Interface
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Figure 1.7 Data Input Dialog Box -
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The first example below is intended
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9. Click on OK. The dialog box clos
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1.1.4.9. Reading a Material Library
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If you are performing a static or f
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Chapter 2: Loading The primary obje
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Figure 2.2 Transient Load History C
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The arc-length method is an advance
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• Transferred solid loads will re
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Note If the node rotation angles th
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Figure 2.7 Scaling Temperature Cons
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Below are examples of some of the G
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Utility Menu> List> Loads> Surface>
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Figure 2.9 Example of Surface Load
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the shell, and 270° to 360° for t
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Below are examples of some of the G
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Figure 2.15 Transfers to BFK Loads
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CASE C: At least one BFV, BFA, or B
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A handy way to specify density so t
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For more information, see Initial S
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Boundary Condition Heat Flux Film C
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This problem consists of a thermal-
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2.6. Specifying Load Step Options A
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- All loads changed in later load s
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Main Menu> Preprocessor> Loads> Loa
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Command GUI Menu Paths Main Menu> S
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! Load Step 1: D, ... ! Loads SF, .
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Modeling> Create> Elements> Auto Nu
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Figure 2.22 Pretension Section Samp
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cylind,0.35,1, 0.75,1, 0,180 wpstyl
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11. Select Utility Menu> PlotCtrls>
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24. Select Utility Menu> Plot> Comp
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Chapter 3: Using the Function Tool
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Hint: A common error is a divide-by
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3.3. Using the Function Loader When
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2. Define the convection boundary c
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7. Optional: Enter comments for thi
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3.6.1. Graphing a Function From the
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Chapter 4: Initial State The term i
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inis,defi,,,1,,100,200,150 inis,def
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applies an equal stress of SX = 100
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4.7.2. Example: Initial Stress Prob
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inis,defi,all,all,all,all,0.1,,, in
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Chapter 5: Solution In the solution
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Solver Typical Applications * In to
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used. Running the distributed spars
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With all iterative solvers, be part
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5.3.3. Disk Space (I/O) and Postpro
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If your analysis is either static o
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Note Whether you make changes to on
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Figure 5.2 PGR File Options From th
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GUI: Main Menu> Solution> Current L
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Figure 5.3 Examples of Time-Varying
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Requirements for Performing an Anal
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*dim,temtbl,table,4,1,,time ! Defin
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5.9.1.1.1. Multiframe Restart Limit
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prnsol finish 5.9.2. VT Accelerator
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5.12. Stopping Solution After Matri
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Chapter 6: An Overview of Postproce
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each element. Derived data are also
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Chapter 7: The General Postprocesso
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Although not required for postproce
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The ETABLE command documentation li
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• Path plots • Reaction force d
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The PLETAB command contours data st
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PLDISP,1 ! Deformed shape superimpo
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7.2.1.6. Particle Flow and Charged
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• Particle flow traces occasional
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The surfaces you create fall into t
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You can opt to archive all defined
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19 41.811 51.777 .00000E+00 -66.760
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Sample PRETAB and SSUM Output *****
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7.2.5. Mapping Results onto a Path
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Command(s): PDEF GUI: Main Menu> Ge
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To retrieve path information from a
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7.2.6. Estimating Solution Error On
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Write Results - You can use the dat
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NOTE: When you append data to your
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EMF - Windows Enhanced Metafile For
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Figure 7.20 The PGR File Options Di
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7.4.8. Comparing Nodal Solutions Fr
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the effect of the rigid body rotati
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The SADD command (Main Menu> Genera
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To view correct mid-surface results
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To get usable results combine the r
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7.4.4. Mapping Results onto a Diffe
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• EMF (Main Menu> General Postpro
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7.4.8.1. Matching the Nodes The Mec
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7.4.8. Comparing Nodal Solutions Fr
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Chapter 8: The Time-History Postpro
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enables the alternate selections sh
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1. Click on the Add Data button. Re
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APPEND Appends data to previously s
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!derivative of variable 2 with resp
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The above command assumes that you
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When plotting complex data such as
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Sample Output from EXTREM time-hist
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5. Select the variables to be opera
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RESP requires two previously define
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Chapter 9: Selecting and Components
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Note Crossover commands for selecti
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would put UX and UZ constraints on
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The Command Reference describes the
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Chapter 10: Getting Started with Gr
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Remote Network Access Hidden Line R
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10.4.1. Adjusting Input Focus To en
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• If the environment variable SB_
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10.5.5. Erasing the Current Display
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Chapter 11: General Graphics Specif
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11.3.1. Changing the Viewing Direct
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11.4. Controlling Miscellaneous Tex
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11.4.3. Controlling the Location of
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Chapter 12: PowerGraphics Two metho
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The subgrid approach affects both t
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Chapter 13: Creating Geometry Displ
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Figure 13.1 Element Plot of SOLID65
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13.2.1.12. Vector Versus Raster Mod
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Figure 13.2 Create Best Quality Ima
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13.2.3.2. Choosing a Format for the
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Chapter 14: Creating Geometric Resu
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Figure 14.2 A Typical ANSYS Results
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• Changing the contour interval.
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14.5. Isosurface Techniques Isosurf
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Chapter 15: Creating Graphs If you
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Establishing separate Y-axis scales
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15.2.3.5. Defining the TIME (or, Fo
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Chapter 16: Annotation A common ste
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16.3. 3-D Annotation 3-D text and g
Page 283 and 284: Chapter 17: Animation Animation is
Page 285 and 286: • ANMODE (Utility Menu> PlotCtrls
Page 287 and 288: Figure 17.2 The Animation Controlle
Page 289 and 290: Note If you are doing animation fro
Page 291 and 292: Chapter 18: External Graphics Besid
Page 293 and 294: 18.1.4. Exporting Graphics in UNIX
Page 295 and 296: Note The commands discussed in this
Page 297 and 298: 18.3.6. Editing the Neutral Graphic
Page 299 and 300: Chapter 19: The Report Generator Th
Page 301 and 302: 2. Specify a caption for the captur
Page 303 and 304: 19.4.1.1. Creating a Custom Table I
Page 305 and 306: Table ID 46 47 48 Description Compo
Page 307 and 308: Button or Field DYNAMIC DATA REPORT
Page 309 and 310: The HTML tag to begin JavaScript co
Page 311 and 312: listingName A unique listing name a
Page 313 and 314: Chapter 20: File Management and Fil
Page 315 and 316: 20.4. Text Versus Binary Files Depe
Page 317 and 318: Identifier ELEM EMAT ERR ESAV FATG
Page 319 and 320: 20.4.3. File Compression Many file
Page 321 and 322: You can also redirect graphics outp
Page 323 and 324: Chapter 21: Memory Management and C
Page 325 and 326: 21.3.3. Changing Database Space Fro
Page 327 and 328: Figure 21.4 Dividing Work Space ANS
Page 329 and 330: NUM_BUFR is the number of buffers p
Page 331 and 332: een chosen for efficient running of
Page 333: Index Symbols 3-D graphics devices,
Page 337 and 338: fatigue graphs, 257 files, 277 focu
Page 339 and 340: material model interface, 8 materia
Page 341 and 342: multiframe, 117 restarting an analy
Page 343 and 344: WINDOW command, 227 Windows graphic
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