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ANSYS CFX-Pre User's Guide
ANSYS, Inc.
Release 14.0
Southpointe
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Canonsburg, PA 15317
November 2011
ANSYS, Inc. is
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9001:2008.
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http://www.ansys.com
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Table of Contents
1. CFX-Pre Basics ......................................................................................................................................... 1
1.1. Starting CFX-Pre ............................................................................................................................... 1
1.2. CFX-Pre Modes of Operation ............................................................................................................. 2
1.3. Working with the CFX-Pre Interface ................................................................................................... 3
1.3.1. Viewer ..................................................................................................................................... 4
1.3.2. CFX-Pre Workspace .................................................................................................................. 4
1.3.2.1. Outline Tree View ............................................................................................................ 5
1.3.2.1.1. General Considerations ........................................................................................... 5
1.3.2.1.2. Outline Tree View Structure ..................................................................................... 5
1.3.2.1.2.1. Outline Tree View Shortcut Menu Commands ................................................. 7
1.3.2.2. Details View .................................................................................................................... 9
1.3.3. Physics Message Window ....................................................................................................... 11
1.3.3.1. Physics Errors from Old .def/.res Files .............................................................................. 12
1.3.3.2. Physics Message Window Shortcut Menu Commands ..................................................... 12
1.3.4. Menu Bar ............................................................................................................................... 13
1.3.5. Toolbar .................................................................................................................................. 13
1.4. CFX-Pre File Types ........................................................................................................................... 13
2. CFX-Pre 3D Viewer ................................................................................................................................ 17
2.1. Object Visibility ............................................................................................................................... 18
2.2. 3D Viewer Modes and Commands ................................................................................................... 19
2.2.1. 3D Viewer Toolbar .................................................................................................................. 19
2.2.2. Shortcut Menus ..................................................................................................................... 21
2.2.2.1. CFX-Pre 3D Viewer Shortcut Menu ................................................................................. 22
2.2.2.1.1. Shortcuts for CFX-Pre (Viewer Background) ........................................................... 22
2.2.2.1.2. Shortcuts for CFX-Pre (Viewer Object) ................................................................... 23
2.2.3. Viewer Hotkeys ...................................................................................................................... 23
2.2.4. Mouse Button Mapping .......................................................................................................... 24
2.2.5. Picking Mode ......................................................................................................................... 26
2.2.5.1. Selecting Objects .......................................................................................................... 26
2.2.6. Boundary Markers and Labels ................................................................................................. 27
2.2.6.1. Label Options ................................................................................................................ 27
2.2.6.2. Boundary Markers ......................................................................................................... 27
2.2.6.3. Boundary Vectors .......................................................................................................... 27
2.3. Views and Figures ........................................................................................................................... 27
2.3.1. Switching to a View or Figure .................................................................................................. 28
2.3.2. Changing the Definition of a View or Figure ............................................................................ 28
2.4. Stereo Viewer ................................................................................................................................. 28
3. CFX-Pre File Menu ................................................................................................................................. 31
3.1. New Case Command ....................................................................................................................... 31
3.2. Open Case Command ..................................................................................................................... 32
3.2.1. Recover Original Session ........................................................................................................ 32
3.2.2. Opening Case (.cfx) Files ......................................................................................................... 33
3.2.3. Opening CFX-Solver Input (.def, .mdef ), Results (.res), Transient (.trn) or Backup (.bak) Files ....... 33
3.2.4. Opening CCL (.ccl) Files .......................................................................................................... 33
3.2.5. Opening Meshing (.cmdb or .dsdb) Files ................................................................................. 33
3.2.6. Opening CFX-Mesh (.gtm) Files ............................................................................................... 34
3.3. Close Command ............................................................................................................................. 34
3.4. Save Case Command ....................................................................................................................... 34
3.5. Save Project Command ................................................................................................................... 34
3.6. Refresh Command (ANSYS Workbench only) ................................................................................... 34
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3.7. Save Case As Command .................................................................................................................. 34
3.8. Import Mesh Command .................................................................................................................. 34
3.9. Reload Mesh Files Command .......................................................................................................... 34
3.10. Import CCL Command .................................................................................................................. 35
3.10.1. Append or Replace ............................................................................................................... 35
3.10.1.1. Append ....................................................................................................................... 35
3.10.1.2. Replace ....................................................................................................................... 36
3.10.1.2.1. Auto-load materials ............................................................................................. 36
3.11. Export CCL Command ................................................................................................................... 36
3.11.1. Save All Objects .................................................................................................................... 36
3.11.1.1. Sample of Saving CEL Expressions ................................................................................ 36
3.12. Save Picture Command ................................................................................................................. 37
3.13. Recent Case Files Submenu ........................................................................................................... 38
3.14. Recent CCL Files Submenu ............................................................................................................ 38
3.15. Recent Session Files Submenu ....................................................................................................... 38
3.16. Quit Command ............................................................................................................................. 39
4. CFX-Pre Edit Menu ................................................................................................................................ 41
4.1. Undo and Redo ............................................................................................................................... 41
4.2. Options .......................................................................................................................................... 42
4.2.1. CFX-Pre Options ..................................................................................................................... 42
4.2.1.1. General ......................................................................................................................... 43
4.2.1.1.1. Auto Generation ................................................................................................... 43
4.2.1.1.2. Physics ................................................................................................................. 44
4.2.1.2. Graphics Style ............................................................................................................... 44
4.2.1.2.1. Object Highlighting .............................................................................................. 44
4.2.1.2.2. Background .......................................................................................................... 45
4.2.1.2.2.1. Color ............................................................................................................ 45
4.2.1.2.2.2. Image .......................................................................................................... 45
4.2.1.2.3. Colors ................................................................................................................... 45
4.2.1.2.3.1. Labels .......................................................................................................... 45
4.2.1.2.3.2. Legend Text and Turbo Axis .......................................................................... 45
4.2.1.2.4. Visibility ................................................................................................................ 46
4.2.1.2.4.1. Axis and Ruler Visibility ................................................................................. 46
4.2.1.3. Render .......................................................................................................................... 46
4.2.1.4. Mesh ............................................................................................................................. 46
4.2.1.4.1. Mesh Import Options ............................................................................................ 46
4.2.1.5. Turbo ............................................................................................................................ 46
4.2.1.6. Labels and Markers ........................................................................................................ 46
4.2.1.6.1. Labels ................................................................................................................... 46
4.2.1.6.2. Boundary Markers ................................................................................................. 46
4.2.1.6.3. Boundary Vectors .................................................................................................. 47
4.2.1.7. Extensions ..................................................................................................................... 47
4.2.1.8. Customization ............................................................................................................... 47
4.2.1.9. Solve ............................................................................................................................. 47
4.2.1.10. Viewer ......................................................................................................................... 47
4.2.2. Common Options ................................................................................................................... 47
4.2.2.1. Appearance ................................................................................................................... 48
4.2.2.2. Viewer Setup ................................................................................................................. 48
4.2.2.2.1. Double Buffering .................................................................................................. 48
4.2.2.2.2. Unlimited Zoom .................................................................................................... 48
4.2.2.3. Mouse Mapping ............................................................................................................ 48
4.2.2.4. Units ............................................................................................................................. 48
Release 14.0 - © SAS IP, Inc. All rights reserved. - Contains proprietary and confidential information
of ANSYS, Inc. and its subsidiaries and affiliates.
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4.2.2.4.1. Additional Help on Units ....................................................................................... 49
5. CFX-Pre Session Menu ........................................................................................................................... 51
5.1. New Session Command .................................................................................................................. 51
5.2. Start Recording and Stop Recording Commands ............................................................................. 52
5.3. Play Session and Play Tutorial Commands ........................................................................................ 52
5.3.1. Play Session Command .......................................................................................................... 52
5.3.2. Play Tutorial Command .......................................................................................................... 53
6. CFX-Pre Insert Menu ............................................................................................................................. 55
7. CFX-Pre Tools Menu .............................................................................................................................. 59
7.1. Command Editor ............................................................................................................................ 59
7.2. Expand Profile Data ......................................................................................................................... 59
7.3. Initialize Profile Data ....................................................................................................................... 60
7.4. Macro Calculator ............................................................................................................................. 60
7.5. Solve .............................................................................................................................................. 60
7.5.1. Write Solver Input File Command ............................................................................................ 61
7.6. Applications ................................................................................................................................... 61
7.7. Quick Setup Mode .......................................................................................................................... 61
7.8. Turbo Mode .................................................................................................................................... 61
8. CFX-Pre Extensions Menu ..................................................................................................................... 63
9. Importing and Transforming Meshes ................................................................................................... 65
9.1. Importing Meshes ........................................................................................................................... 65
9.1.1. Importing Multiple Meshes .................................................................................................... 65
9.1.2. Common Import Options ....................................................................................................... 66
9.1.2.1. Mesh Units .................................................................................................................... 66
9.1.2.2. Assembly Prefix ............................................................................................................. 66
9.1.2.3. Primitive Strategy .......................................................................................................... 66
9.1.2.4. Ignore Invalid Degenerate Elements ............................................................................... 66
9.1.2.5. Duplicate Node Checking .............................................................................................. 67
9.1.3. Supported Mesh File Types ..................................................................................................... 67
9.1.3.1. ANSYS Meshing Files ..................................................................................................... 67
9.1.3.1.1. Named Selections ................................................................................................. 68
9.1.3.1.2. Contact Detection Settings ................................................................................... 68
9.1.3.2. CFX-Mesh Files .............................................................................................................. 69
9.1.3.3. CFX-Solver Input files ..................................................................................................... 69
9.1.3.4. ICEM CFD Files ............................................................................................................... 69
9.1.3.5. ANSYS Files ................................................................................................................... 69
9.1.3.6. FLUENT Files .................................................................................................................. 70
9.1.3.6.1. Override Default 2D Mesh Settings ........................................................................ 70
9.1.3.6.1.1. Interpret 2D Mesh as .................................................................................... 70
9.1.3.6.1.1.1. Axisymmetric ...................................................................................... 70
9.1.3.6.1.1.2. Planar .................................................................................................. 70
9.1.3.7. CGNS Files ..................................................................................................................... 70
9.1.3.7.1. Importing CGNS files into CFX ............................................................................... 71
9.1.3.7.1.1. Method ........................................................................................................ 71
9.1.3.7.1.2. Base (Base_t) ................................................................................................ 71
9.1.3.7.1.3. Zone (Zone_t) .............................................................................................. 71
9.1.3.7.1.4. Elements (ElementSection_t) ........................................................................ 71
9.1.3.7.1.5. Element Types Supported ............................................................................. 71
9.1.3.7.1.6. Boundary Conditions (BC_t) ......................................................................... 71
9.1.3.7.1.7. Families (Family_t, FamilyBC_t, FamilyName_t) .............................................. 72
9.1.3.7.1.8. Grid Connectivity (GridConnectivity_t and GridConnectivity1to1_t) .............. 72
9.1.3.7.1.9. CGNS Data Ignored ...................................................................................... 72
Release 14.0 - © SAS IP, Inc. All rights reserved. - Contains proprietary and confidential information
of ANSYS, Inc. and its subsidiaries and affiliates.
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