Mechanical APDL Basic Analysis Guide - Ansys

ANSYS Mechanical APDL Basic Analysis Guide
5.3.3. Disk Space (I/O) and Postprocessing Performance for Large Memory Problems ...................... 105
5.3.4. Memory Usage on Windows 32-bit Systems .......................................................................... 105
5.4. Using Special Solution Controls for Certain Types of Structural Analyses ......................................... 106
5.4.1. Using Abridged Solution Menus ........................................................................................... 106
5.4.2. Using the Solution Controls Dialog Box ................................................................................. 107
5.4.3. Accessing More Information ................................................................................................. 109
5.5. Using the PGR File to Store Data for Postprocessing ....................................................................... 109
5.5.1. PGR File Capability ............................................................................................................... 109
5.5.2. Selecting Information for the PGR File ................................................................................... 110
5.5.3. PGR Commands ................................................................................................................... 112
5.6. Obtaining the Solution .................................................................................................................. 112
5.7. Solving Multiple Load Steps .......................................................................................................... 113
5.7.1. Using the Multiple SOLVE Method ........................................................................................ 113
5.7.2. Using the Load Step File Method .......................................................................................... 114
5.7.3. Using the Array Parameter Method ....................................................................................... 114
5.8.Terminating a Running Job ............................................................................................................ 116
5.9. Restarting an Analysis ................................................................................................................... 116
5.9.1. Multiframe Restart ................................................................................................................ 117
5.9.1.1. Multiframe Restart Requirements ................................................................................. 120
5.9.1.1.1. Multiframe Restart Limitations ............................................................................ 121
5.9.1.2. Multiframe Restart Procedure ...................................................................................... 121
5.9.2. VT Accelerator Re-run ........................................................................................................... 123
5.9.2.1. VT Accelerator Re-run Requirements ............................................................................ 123
5.9.2.2. VT Accelerator Re-run Procedure .................................................................................. 123
5.10. Exercising Partial Solution Steps .................................................................................................. 123
5.11. Singularities ................................................................................................................................ 124
5.12. Stopping Solution After Matrix Assembly ..................................................................................... 124
6. An Overview of Postprocessing .......................................................................................................... 127
6.1. Postprocessors Available ............................................................................................................... 127
6.2. The Results Files ............................................................................................................................ 128
6.3.Types of Data Available for Postprocessing ..................................................................................... 128
7. The General Postprocessor (POST1) .................................................................................................... 131
7.1. Reading Results Data into the Database ......................................................................................... 131
7.1.1. Reading in Results Data ........................................................................................................ 131
7.1.2. Other Options for Retrieving Results Data ............................................................................. 132
7.1.2.1. Defining Data to be Retrieved ...................................................................................... 132
7.1.2.2. Reading Selected Results Information .......................................................................... 133
7.1.2.3. Appending Data to the Database ................................................................................. 133
7.1.3. Creating an Element Table .................................................................................................... 134
7.1.3.1. Filling the Element Table for Variables Identified By Name ............................................. 134
7.1.3.2. Filling the Element Table for Variables Identified By Sequence Number ......................... 135
7.1.3.3. Considerations for Defining Element Tables .................................................................. 135
7.1.4. Special Considerations for Principal Stresses ......................................................................... 136
7.1.5. Reading in FLOTRAN Results ................................................................................................. 136
7.1.6. Resetting the Database ........................................................................................................ 136
7.2. Reviewing Results in POST1 ........................................................................................................... 136
7.2.1. Displaying Results Graphically .............................................................................................. 136
7.2.1.1. Contour Displays ......................................................................................................... 137
7.2.1.2. Deformed Shape Displays ............................................................................................ 140
7.2.1.3. Vector Displays ............................................................................................................ 141
7.2.1.4. Path Plots .................................................................................................................... 142
7.2.1.5. Reaction Force Displays ............................................................................................... 142
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