ANSYS Autodyn User's Manual - Portal de Documentacion de

502 Pages·2013·35.38 MB·English

ANSYS Autodyn User's Manual
ANSYS, Inc. Release 15.0
Southpointe November 2013
275 Technology Drive
Canonsburg, PA 15317 ANSYS, Inc. is
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Table of Contents
1. Application Overview............................................................................................................................. 1
1.1. Autodyn Application Layout............................................................................................................. 1
1.2. Autodyn Toolbar............................................................................................................................... 2
1.3. Navigation Bar.................................................................................................................................. 4
1.4. Dialog Panel and Dialog Windows..................................................................................................... 5
1.5. Command Line Panel........................................................................................................................ 7
1.6. Undock Command Line.................................................................................................................. 10
1.7. Command File Window................................................................................................................... 11
1.8. Message Panel................................................................................................................................ 12
1.9. HTML Review Windows................................................................................................................... 13
1.10. File Names.................................................................................................................................... 14
1.11. Initialization Settings .................................................................................................................... 14
1.12. Autodyn in Workbench................................................................................................................. 18
1.13. Autodyn Solver Options in Workbench.......................................................................................... 26
2. Pull Down Menus.................................................................................................................................. 27
2.1. Pull-Down Menu - File..................................................................................................................... 29
2.1.1. Pull-Down Menu - File - New................................................................................................... 30
2.1.2. Pull-Down Menu - File - Manage Folders................................................................................. 33
2.1.2.1. Pull-Down Menu - File - Manage Folders - New............................................................... 34
2.1.3. Pull-Down Menu - File - Save As.............................................................................................. 34
2.1.4. Pull-Down Menu - File - Save Project....................................................................................... 34
2.1.5. Pull-Down Menu - File - Save As Version.................................................................................. 35
2.1.6. Pull-Down Menu - File - Export to Version................................................................................ 35
2.1.7. Pull-Down Menu - File - Export PostScript............................................................................... 37
2.1.8. Pull-Down Menu - File - Export VRML...................................................................................... 41
2.2. Pull-Down Menu - Import................................................................................................................ 42
2.2.1. Pull-Down Menu - Import - TrueGrid®...................................................................................... 43
2.2.2. Pull-Down Menu - Import - ICEM............................................................................................. 45
2.2.3. Pull-Down Menu - Import - LS-DYNA....................................................................................... 47
2.2.4. Pull-Down Menu - Import - Nastran........................................................................................ 50
2.2.5. Pull-Down Menu - Import - Convert IJK to Unstructured.......................................................... 52
2.3. Pull-Down Menu - Setup................................................................................................................. 53
2.3.1. Pull-Down Menu - Setup - Description.................................................................................... 54
2.3.2. Pull-Down Menu - Setup - Symmetry...................................................................................... 55
2.4. Pull-Down Menu - Execution........................................................................................................... 56
2.4.1. Pull-Down Menu - Execution - Batch Runner........................................................................... 57
2.5. Pull-Down Menu - View................................................................................................................... 58
2.5.1. Pull-Down Menu - View - Slideshow - Setup............................................................................ 60
2.5.2. Pull-Down Menu - View - Performance profiler........................................................................ 61
2.6. Pull-Down Menu - Options.............................................................................................................. 62
2.6.1. Pull-Down Menu - Options - Interactivity................................................................................ 63
2.6.2. Pull-Down Menu - Options - Clipping Planes........................................................................... 63
2.6.3. Pull-Down Menu - Options - Default Settings.......................................................................... 64
2.6.4. Pull-Down Menu - Options - Pause License.............................................................................. 65
2.6.5. Pull-Down Menu - Options - Create User-Subroutine Project................................................... 66
2.7. Pull-Down Menu - Help................................................................................................................... 67
3. Plots ...................................................................................................................................................... 69
3.1. Plots - Select Contour Variable......................................................................................................... 70
3.2. Plots - View range and slices (Structured)......................................................................................... 71
3.3. Plots - View range and slices (SPH/Unstructured)............................................................................. 72
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4. Settings................................................................................................................................................. 73
4.1. Settings - Display............................................................................................................................ 74
4.2. Settings - Grid................................................................................................................................. 80
4.3. Settings - Legend............................................................................................................................ 81
4.4. Settings - Node/Element Numbers.................................................................................................. 82
4.5. Settings - Materials......................................................................................................................... 83
4.5.1. Settings - Materials - Modify Material Color............................................................................. 85
4.6. Settings - Contour........................................................................................................................... 86
4.6.1. Settings - Contour - Profile Plot............................................................................................... 89
4.7. Settings - Velocity vector................................................................................................................. 90
4.8. Settings - Gauge Point.................................................................................................................... 91
4.9. Settings - Boundary........................................................................................................................ 92
4.10. Settings - Joins.............................................................................................................................. 93
4.11. Settings - Axes.............................................................................................................................. 93
4.12. Settings - Detonation.................................................................................................................... 94
4.13. Settings - Eroded Nodes................................................................................................................ 95
4.14. Settings - Unused Regions............................................................................................................. 95
4.15. Settings - Polygons....................................................................................................................... 96
4.16. Settings - Beam Sections............................................................................................................... 97
4.17. Settings - Shell Thickness............................................................................................................. 100
4.18. Settings - Material Direction........................................................................................................ 100
4.19. Settings - Marker......................................................................................................................... 102
4.20. Settings - Shell Normal................................................................................................................ 104
4.21. Settings - Part Highlights............................................................................................................. 104
5. History................................................................................................................................................. 107
5.1. History - Single Variable Plot.......................................................................................................... 109
5.2. History - Reduce............................................................................................................................ 110
5.3. History - Write Text Output............................................................................................................ 110
5.4. History - Multiple Variable Plot...................................................................................................... 111
5.4.1. History - Multiple Variable Plot - Set All Plots......................................................................... 112
5.4.2. History - Multiple Variable Plot - Modify Selected Plot............................................................ 113
5.5. History - Min/max......................................................................................................................... 114
5.6. History - Set Scales........................................................................................................................ 115
5.7. History - Set Plot Styles.................................................................................................................. 116
5.8. History - Set Legend Position......................................................................................................... 116
5.9. History - Load............................................................................................................................... 117
6. Slides................................................................................................................................................... 119
6.1. Slides Toolbar ............................................................................................................................... 122
6.1.1. Slides Setup......................................................................................................................... 122
6.1.2. Capture Current Image......................................................................................................... 122
6.1.3. Capture Sequence................................................................................................................ 123
6.1.4.Text Slide ............................................................................................................................. 124
6.2.View Slides.................................................................................................................................... 125
7. Materials.............................................................................................................................................. 131
7.1. Materials - New/Modify................................................................................................................. 132
7.2. Materials - Copy............................................................................................................................ 136
7.3. Materials - Delete.......................................................................................................................... 137
7.4. Materials - Load............................................................................................................................ 138
8. Initial Conditions................................................................................................................................. 139
8.1. Initial Conditions - New/Modify..................................................................................................... 141
8.2. Initial Conditions - Explicit Model Initialization............................................................................... 142
8.3. Initial Conditions - Delete.............................................................................................................. 145
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9. Boundaries.......................................................................................................................................... 147
9.1. Boundaries - New/Modify.............................................................................................................. 148
9.2. Boundaries - Delete....................................................................................................................... 149
9.3. Analytical Blast Boundary Condition.............................................................................................. 149
9.3.1. User Interface....................................................................................................................... 150
9.3.2.Theory ................................................................................................................................. 151
9.3.2.1. Pressure Load Evaluation Without Clearing................................................................... 151
9.3.2.2. Clearing ‘On’................................................................................................................ 152
9.3.2.3. BLAST.LOAD Variable ................................................................................................... 153
9.3.2.4. Limitations .................................................................................................................. 153
9.3.2.5. Example – Small Scale Urban Blast............................................................................... 154
9.3.3. References ........................................................................................................................... 158
10. Parts .................................................................................................................................................. 159
10.1. Parts - New................................................................................................................................. 164
10.1.1. Parts - New - Select Predef (2D)........................................................................................... 166
10.1.2. Parts - New - Select Predef (3D)........................................................................................... 171
10.1.3. Parts - New - Select Predef (3D Shell)................................................................................... 178
10.1.4. Parts - New - Define Zoning (2D)......................................................................................... 181
10.1.5. Parts - New - Define Zoning (3D)......................................................................................... 189
10.1.6. Parts - New - Define Zoning (3D Shell)................................................................................. 198
10.1.7. Parts - New - Fill Part (2D).................................................................................................... 201
10.1.8. Parts - New - Fill Part (3D).................................................................................................... 202
10.1.9. Parts - New - Fill Part (3D Shell)............................................................................................ 205
10.2. Parts - Copy................................................................................................................................ 206
10.3. Parts - Delete.............................................................................................................................. 207
10.4. Parts - IJK Range.......................................................................................................................... 207
10.5. Parts - Activation......................................................................................................................... 208
10.6. Parts - Rename............................................................................................................................ 208
10.7. Parts - Print................................................................................................................................. 208
10.8. Parts - Pack (Fill).......................................................................................................................... 209
10.9. Parts - Zoning............................................................................................................................. 210
10.9.1. Parts - Zoning - Box............................................................................................................ 213
10.9.2. Parts - Zoning - Cylinder..................................................................................................... 215
10.9.3. Parts - Zoning - Sphere....................................................................................................... 217
10.9.4. Parts - Zoning - Ogive......................................................................................................... 218
10.9.5. Parts - Zoning - Quad.......................................................................................................... 220
10.9.6. Parts - Zoning - Hex............................................................................................................ 221
10.9.7. Parts - Zoning - Frag/Bric (Page 1)....................................................................................... 222
10.9.8. Parts - Zoning - Frag/Bric (Page 2)....................................................................................... 223
10.9.9. Parts - Zoning - Transition................................................................................................... 225
10.9.10. Parts - Zoning - Node........................................................................................................ 226
10.9.11. Parts - Zoning - Line.......................................................................................................... 227
10.9.12. Parts - Zoning - Surface..................................................................................................... 228
10.9.13. Parts - Zoning - Volume..................................................................................................... 230
10.9.14. Parts - Zoning - Translate................................................................................................... 231
10.9.15. Parts - Zoning - Rotate...................................................................................................... 232
10.9.16. Parts - Zoning - Scale........................................................................................................ 233
10.9.17. Parts - Zoning - Copy........................................................................................................ 234
10.9.18. Parts - Zoning - Delete...................................................................................................... 235
10.9.19. Parts - Zoning - Save......................................................................................................... 236
10.9.20. Parts - Zoning - Restore..................................................................................................... 237
10.9.21. Parts - Zoning - Refine....................................................................................................... 237
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10.9.22. Parts - Zoning - Fill Block................................................................................................... 238
10.9.22.1. Parts - Zoning - Fill Block Implicit.............................................................................. 239
10.9.22.2. Parts - Zoning - Fill Block Explicit............................................................................... 240
10.10. Parts - Fill.................................................................................................................................. 242
10.10.1. Parts - Fill - Block............................................................................................................... 244
10.10.2. Parts - Fill - I / J / K Plane.................................................................................................... 245
10.10.3. Parts - Fill - Node............................................................................................................... 246
10.10.4. Parts - Fill - Unused........................................................................................................... 247
10.10.5. Parts - Fill - Composite...................................................................................................... 248
10.10.5.1. Parts - Fill - Composite - New.................................................................................... 249
10.10.5.2. Parts - Fill - Composite - Modify................................................................................ 250
10.10.6. Parts - Fill - Multi-Fill.......................................................................................................... 251
10.10.7. Parts - Fill - Datafile........................................................................................................... 252
10.10.8. Parts - Fill - Part Fill............................................................................................................ 256
10.10.9. Parts - Fill - Block Remap................................................................................................... 257
10.11. Parts - Boundary........................................................................................................................ 261
10.11.1. Parts - Boundary - Block.................................................................................................... 262
10.11.2. Parts - Boundary - I / J / K Plane......................................................................................... 263
10.11.3. Parts - Boundary - Node.................................................................................................... 264
10.11.4. Parts - Boundary - Clear.................................................................................................... 264
10.11.5. Parts - Boundary - Apply Interactively................................................................................ 265
10.11.6. Parts - Bound - Clear Interactively...................................................................................... 265
10.12. Parts - Gauges........................................................................................................................... 266
10.12.1. Parts - Gauges - Add......................................................................................................... 268
10.12.2. Parts - Gauge - Move......................................................................................................... 269
10.12.3. Parts - Gauge - Delete....................................................................................................... 270
10.12.4. Parts - Gauges - Add Unstructured.................................................................................... 271
10.12.5. Parts - Gauge - Move Unstructured.................................................................................... 272
10.12.6. Parts - Gauge - Delete Unstructured.................................................................................. 273
10.13. Parts - Solvers (Structured)......................................................................................................... 273
10.13.1. Parts - Solvers (Structured) - Type...................................................................................... 274
10.13.2. Parts - Solvers (Structured) - Solution (2D Shells)................................................................ 275
10.13.3. Parts - Solvers (Structured) - Solution (3D Shells)................................................................ 276
10.13.4. Parts - Solvers (Structured) - Solution (Beams)................................................................... 276
10.13.5. Parts - Solvers (Structured) - Solution (3D Euler-FCT).......................................................... 277
10.13.6. Parts - Solvers (Structured) - Solution (2D SPH).................................................................. 277
10.13.7. Parts - Solvers (Structured) - Solution (3D SPH).................................................................. 278
10.13.8. Parts - Solvers (Structured) - Dezone (2D & 3D Euler).......................................................... 279
10.13.9. Parts - Solvers (Structured) - Dezone (2D & 3D Lagrange/ALE)............................................ 280
10.13.10. Parts - Solvers (Structured) - Jetting................................................................................. 281
10.14. Parts - Solvers (Unstructured).................................................................................................... 282
10.14.1. Parts - Solvers (Unstructured) - Solid.................................................................................. 282
10.14.2. Parts - Solvers (Unstructured) - Shell.................................................................................. 287
10.14.3. Parts - Solvers (Unstructured) - Beam................................................................................ 288
10.15. Parts - Motions.......................................................................................................................... 288
10.15.1. Parts - Motions - Block...................................................................................................... 290
10.15.2. Parts - Motions - I / J / K Plane............................................................................................ 290
10.15.3. Parts - Motions - Node...................................................................................................... 291
10.15.4. Parts - Motions - Modify.................................................................................................... 292
10.16. Parts - Geometry....................................................................................................................... 292
10.16.1. Parts - Geometry - SPH...................................................................................................... 293
10.16.2. Parts - Geometry - New/Modify......................................................................................... 294
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10.16.3. Parts - Geometry - Copy.................................................................................................... 297
10.16.4. Parts - Geometry - Import Part.......................................................................................... 297
10.16.5. Parts - Geometry - Translate.............................................................................................. 299
10.16.6. Parts - Geometry - Rotate.................................................................................................. 299
11. Components...................................................................................................................................... 301
11.1. Components - New..................................................................................................................... 302
11.2. Components - Modify................................................................................................................. 304
11.3. Components - Delete.................................................................................................................. 305
11.4. Components - Material................................................................................................................ 305
11.5. Components - Velocity................................................................................................................ 306
11.6. Components - Initial Conditions.................................................................................................. 307
11.7. Components - Apply Boundary................................................................................................... 307
11.8. Components - Clear Boundary..................................................................................................... 308
11.9. Components - Translate............................................................................................................... 309
11.10. Components - Rotate................................................................................................................ 310
11.11. Components - Scale.................................................................................................................. 311
11.12. Components - Copy.................................................................................................................. 311
12. Groups............................................................................................................................................... 313
12.1. Groups - New.............................................................................................................................. 322
12.2. Groups - Rename........................................................................................................................ 323
12.3. Groups - Copy............................................................................................................................. 323
12.4. Groups - Delete........................................................................................................................... 324
12.5. Groups - Apply............................................................................................................................ 324
12.6. Groups - Clear............................................................................................................................. 325
12.7. Groups - Material........................................................................................................................ 326
12.8. Groups - Velocity......................................................................................................................... 327
12.9. Groups - Initial Condition............................................................................................................ 328
12.10. Groups - Translate..................................................................................................................... 329
12.11. Groups - Rotate......................................................................................................................... 330
12.12. Groups - Scale........................................................................................................................... 331
13. Joins .................................................................................................................................................. 333
13.1. Joins - Join.................................................................................................................................. 337
13.2. Joins - Unjoin.............................................................................................................................. 338
13.3. Joins - Matrix............................................................................................................................... 339
13.4. Joins - Merge Joined Nodes......................................................................................................... 339
13.5. Joins - Bonded Face Connections................................................................................................. 340
14. Interactions....................................................................................................................................... 343
14.1. Interactions - Lagrange/Lagrange................................................................................................ 344
14.1.1. Interactions - Lagrange/Lagrange - Introduction................................................................. 344
14.1.2. Interactions - Lagrange/Lagrange - Create.......................................................................... 347
14.1.3. Interactions - Lagrange/Lagrange - Add.............................................................................. 348
14.1.4. Interactions - Lagrange/Lagrange - Remove........................................................................ 349
14.1.5. Interactions - Lagrange/Lagrange - Matrix........................................................................... 350
14.1.6. Interactions - Lagrange/Lagrange - Range........................................................................... 351
14.1.7. Interactions - Lagrange/Lagrange - Friction......................................................................... 352
14.1.8. Interactions - 2D Gap Contact Options................................................................................ 354
14.1.9. Interactions - Lagrange/Lagrange - 2D Trajectory Contact Options...................................... 357
14.1.10. Interactions - Lagrange/Lagrange - 3D Gap Contact Options............................................. 360
14.1.11. Interactions - Lagrange/Lagrange - 3D Trajectory Contact Options..................................... 365
14.2. Interactions - Euler/Lagrange (2D)............................................................................................... 370
14.2.1. Interactions - Euler/Lagrange - Introduction........................................................................ 375
14.2.2. Interactions - Euler/Lagrange (2D) - New Polygon................................................................ 377
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14.2.3. Interactions - Euler/Lagrange (2D) - Velocity........................................................................ 378
14.2.4. Interactions - Euler/Lagrange (2D) - Porosity........................................................................ 378
14.2.5. Interactions - Euler/Lagrange (2D) - New Interaction............................................................ 379
14.3. Interactions - Euler/Lagrange (3D)............................................................................................... 379
14.3.1. Interactions - Euler/Lagrange (3D) - Type............................................................................. 381
14.3.2. Interactions - Euler/Lagrange (3D) - Select........................................................................... 385
14.3.3. Interactions - Euler/Lagrange (3D) - Thickness..................................................................... 386
14.3.4. Interactions - Euler/Lagrange (3D) - Joins............................................................................ 387
14.3.5. Interactions - Euler/Lagrange (3D) - Weak Coupling............................................................. 388
15. Detonation (2D)................................................................................................................................. 391
15.1. Detonation (2D) - Point............................................................................................................... 392
15.2. Detonation (2D) - Line................................................................................................................. 393
15.3. Detonation (2D) - Circle............................................................................................................... 394
15.4. Detonation (2D) - Manual............................................................................................................ 396
16. Detonation (3D)................................................................................................................................. 397
16.1. Detonation (3D) - Point............................................................................................................... 398
16.2. Detonation (3D) - Plane............................................................................................................... 400
16.3. Detonation (3D) - Cylinder........................................................................................................... 401
16.4. Detonation (3D) - Sphere............................................................................................................. 402
16.5. Detonation (3D) - Manual............................................................................................................ 403
17. Parallel Processing............................................................................................................................ 405
17.1. Parallel - Sub-domains................................................................................................................. 407
17.2. Parallel - Task Assignments.......................................................................................................... 408
17.3. Parallel - Automatic Decomposition............................................................................................. 411
17.4. Parallel - Automatic Decomposition of Euler parts........................................................................ 412
17.5. Parallel - Decomposition of beam parts....................................................................................... 416
17.6. Parallel – Fully Automatic Decomposition.................................................................................... 417
18. Output............................................................................................................................................... 419
18.1. Output - Part Summary Variables................................................................................................. 424
18.2. Output - Results Files................................................................................................................... 426
19. User Variables.................................................................................................................................... 431
19.1. User Variables - Add/Modify........................................................................................................ 431
20. Controls............................................................................................................................................. 433
20.1. Controls - Mass Scaling................................................................................................................ 441
20.2. Controls - Global Erosion............................................................................................................. 443
21. Usage in ANSYS................................................................................................................................. 445
21.1. Autodyn Walkthrough Using Explicit Dynamics............................................................................ 446
21.2. Autodyn Walkthrough Using Meshing......................................................................................... 452
22. Additional Information..................................................................................................................... 457
22.1. Running Autodyn in Batch Mode on Windows Platforms.............................................................. 457
22.2. Running Autodyn in Batch Mode on Linux Platforms.................................................................... 458
22.3. Files Created by Autodyn............................................................................................................. 459
22.4. Explicit Dynamics Material Models............................................................................................... 459
22.5. Explicit Dynamics Theory............................................................................................................ 459
22.6. Autodyn Material Models............................................................................................................ 460
22.6.1. Equation of State................................................................................................................ 460
22.6.1.1.Tillotson EOS ............................................................................................................. 460
22.6.1.1.1. Regions of Interest............................................................................................ 461
22.6.1.1.2. Regional Formulations...................................................................................... 462
22.6.1.2. Puff EOS.................................................................................................................... 463
22.6.1.2.1. Regions of Interest............................................................................................ 463
22.6.1.2.2. Regional Formulations...................................................................................... 464
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22.6.1.3.Two-Phase EOS.......................................................................................................... 465
22.6.1.3.1. Single Phase Region.......................................................................................... 465
22.6.1.3.2.Two-Phase Region............................................................................................. 466
22.6.1.4. Sesame EOS (Tables).................................................................................................. 467
22.6.1.5. Explosive EOS............................................................................................................ 468
22.6.1.5.1. Lee-Tarver Model.............................................................................................. 468
22.6.1.5.2. Powder Burn EOS.............................................................................................. 469
22.6.1.6. Rigid.......................................................................................................................... 473
22.6.2. Material Strength ............................................................................................................... 473
22.6.2.1.Von Mises Model........................................................................................................ 474
22.6.2.2. Piecewise JC Model.................................................................................................... 475
22.6.2.3. Orthotropic Yield Model............................................................................................. 475
22.6.2.4. Beam Resistance Model............................................................................................. 478
22.6.3. Failure Models.................................................................................................................... 478
22.6.3.1. Material Stress Failure................................................................................................ 480
22.6.3.2. Material Strain Failure................................................................................................ 481
22.6.3.3. Material Stress/Strain Failure...................................................................................... 481
22.6.3.4. Cumulative Damage Model........................................................................................ 482
22.6.3.5. Orthotropic Softening................................................................................................ 484
22.6.3.6.Tsai - Hoffman - Hill Model.......................................................................................... 485
22.6.3.7. MO Granular Failure Model........................................................................................ 485
22.6.4. Material Cutoffs.................................................................................................................. 488
22.7. References.................................................................................................................................. 489
Index........................................................................................................................................................ 491
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