ansys.meshing.prime.FileIO Last update: 17.07.2025 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: FileWriteResults : Returns FileWriteResults. Return type: FileWriteResults Notes This is a beta API. The behavior and implementation may change in future. Examples >>> results = file_io.export_lsdyna_keyword_file( file_name, ExportLSDynaKeywordFileParams(model=model) )