Command reference help topics > Import Simulation dialog box
Import Simulation dialog box–ANSYS options
| Input File Units | |
|---|---|
| Default Unit System****Units | Lets you specify the units used in the file you are importing.Note: This option does not control the unit system that this software uses when you examine the input file using this software. |
| Specify temperature units | Lets you specify the units used for temperature in the file you are importing. |
| Use solver file units if available | Select this option to have the software use the units specified in the ANSYS input file as the unit system for the model. |
| Use BTU as thermal energy unit | Lets you use BTUs as the units for temperature in the file that you are importing. |
| Input File | |
| File Type | Lets you specify the type of file you are importing. |
| File Name | Lets you specify the name of file to import. |
| Selective Import | |
| Filter method | By card family: Select this option to import selected types of commands, such as Elements or Materials.By card name: Select this option to if you want to select the bulk data entries to import by name.Cards to import: Select the names of the bulk data entries that you want to import.Cards to exclude: Select the names of the bulk data entries that you do not want to import.Cards to process as user-defined text: Select the names of the bulk data entries that you want the software to process as either commented or commented User Defined Text. |
| General Options | |
| Create new solution for imported data | Controls whether the software imports the data into a new solution or into the current solution. |
| Ignore unreferenced SECTYPE/SECDATA | Controls whether the software imports certain physical properties that are included in the input file but not referenced by any elements. If you select this option, the software imports the following types of physical properties even if they are not referenced by any elements in the input file:SECTYPE and SECDATA commands (for PRETS179 elements)Shell, Laminate, and Basic Laminate physical property tables |
| Ignore unreferenced materials | Controls whether the software imports materials that are included in the input file but not referenced by any elements. This option applies to materials defined with the MP, TB, TBDATA, and TBTEMP commands. |
| Import surface effect/contact elements in FEM | Controls whether the software imports ANSYS surface effect elements in the input file into the FEM file. If you clear this check box, the software imports them into the Simulation file and associates them with the appropriate boundary condition. |
| Import mixed element types | Controls how the software imports elements when the input file contains elements for both structural and thermal analyses.Select Structural with thermal elements to have the software automatically detect whether the solution is structural or thermal. If the input file contains both structural and thermal elements, the software creates a structural solution and imports both structural and thermal elements. The software places the structural and thermal elements in different mesh collectors.Select Structural without thermal elements to have the software create a structural solution and import the structural elements only.Select Thermal without structural elements to create a thermal solution and import the thermal elements only. With this option, the software preserves data for all thermal element types, including 1D thermal elements. |
| Data Compaction Options | |
| Import 3D MOVs as field data | Control whether the software imports material orientation vectors for solid elements as node ID tables (spatial fields).Select this check box to import any material orientation vector data for solid elements as a single spatial field. After import, in the Mesh Associated Data dialog box, the Material Orientation Method option is set to Spatial Field.Clear this check box to import material orientation vector data for solid elements as physical property table data. In this software, there is a one to one relationship between physical property tables and mesh collectors. If your model contains a large number of material orientation vector physical property definitions, the software creates a large number of corresponding mesh collectors in the Simulation Navigator. This can make your model difficult to manage.Note: If a coordinate system is only used in a solver input file to provide the orientation for the 3D material orientation vector, the software does not import the coordinate system. This ensures that the software does not import numerous coordinate systems that are not required for the analysis. |
| Import selective loads as field data | Controls whether the software imports certain types of loads as field data. If you select this option, it imports certain loads as spatial fields.When you import complex models with many different types of boundary conditions, selecting this option can improve performance and usability. |
| Import constraint equations as Multi-MPC | Improves the import performance for models that contain a large number of constraint equations (CE or CP keywords). When you select this check box, the software imports the individual constraint equations as a single Multi-MPC type of Manual Coupling constraint instead of numerous individual CE type of Manual Coupling constraints. This option offers faster import times for a large model at the expense of a more detailed representation of your input file in this software.Note: Use the Number of MPCs for Multi-MPC Creation customer default to specify the threshold number of constraint quations that a solver input file must contain before the software imports them as Multi-MPC couplings instead of individual CE couplings. |
| Compact displacement coordinate systems****Material orientation comparison angle | Controls how the software creates displacement coordinate systems from the NROTAT commands in the ANSYS input file.In ANSYS, the NROTAT command defines the nodal rotation at each node in a model. For example, a force or moment defined on a node rotates according to the associated NROTAT command. By default, this software creates one displacement coordinate system for every NROTAT command in the input file. This can result in numerous, duplicate displacement coordinate systems in your model.If you select this option, this software identifies identical nodal rotations and compact them into a single displacement coordinate system if the rotation angle between nodes is less than or equal to the specified Material orientation comparison angle.For more information, see Extended mesh validity checking during import (Nastran and ANSYS). |
| Compact SHELL/PLANE element physical properties****Compaction method | Improves import performance for models that have shell or planar elements with variable thickness values. Models that have varying thickness values often contain a very large number of physical property tables, which correspond to ANSYS Real Constants and to the SECDATA command. When you select this option, this software combines the individual property tables and stores the thickness data either as a thickness field or as element associated data.Select Field thickness to have this software combine the individual thickness definitions into a field-based thickness definition.Select Element Associated Data thickness to have this software combine the individual thickness definitions into element associated data. |
| Round Trip Options | |
| Import unsupported cards as | Controls whether the software imports unsupported solver syntax as a commented or uncommented User Defined Text modeling object.Importing selected bulk data entries as uncommented User Defined Text can be helpful if you need to import an entry that is only partially supported for import (not all fields are supported). If you import the entry as uncommented User Defined Text, the software imports all fields.For example, you can use this option if your input file contains an element that is not supported by this software. If you import that element as an uncommented User Defined Text modeling object and then initiate the solve using this software, ANSYS should solve the file and produce correct results.Note: Do not make modifications to the unsupported commands or bulk data entries. If you make changes to unsupported syntax, ANSYS may fail to solve the file or may report incorrect results. |
Teamcenter Integration mode
The following options appear when running in Teamcenter Integration mode using the Teamcenter for Simulation data model.
| Input File | |
|---|---|
| Source | Specifies if the input file is stored in Teamcenter or stored locally. |
| File Name | Lets you specify the file to import. |
Import Simulation dialog box–ANSYS options, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid621323 · retrieved 2026-07-17