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 # export\_lsdyna\_keyword\_file

 Last update: 02.04.2026 

<a id="ansys.meshing.prime.FileIO.export_lsdyna_keyword_file"></a>

#### FileIO.export\_lsdyna\_keyword\_file(file\_name, params)

Export FEA LS-DYNA Keyword file for solid, surface mesh, or both.

**Parameters:**

**file\_name**

Name of the file.

**params**

Parameters for FEA LS-DYNA Keyword file export.

**Returns:**

**[`ExportLSDynaResults`](ansys.meshing.prime.ExportLSDynaResults.md#ansys.meshing.prime.ExportLSDynaResults)**

Returns ExportLSDynaResults.

**Return type:**

[`ExportLSDynaResults`](ansys.meshing.prime.ExportLSDynaResults.md#ansys.meshing.prime.ExportLSDynaResults)

### Notes

**This is a beta API**. **The behavior and implementation may change in future**.

### Examples

```pycon
>>> results = file_io.export_lsdyna_keyword_file(
    file_name, ExportLSDynaKeywordFileParams(model=model)
)

```