diff --git a/src/Mod/Fem/App/CMakeLists.txt b/src/Mod/Fem/App/CMakeLists.txt index b78e835d8..5c6103e27 100755 --- a/src/Mod/Fem/App/CMakeLists.txt +++ b/src/Mod/Fem/App/CMakeLists.txt @@ -75,7 +75,8 @@ SET(FemScripts_SRCS FemTools.py mesh_points.csv mesh_volumes.csv - inp_standard.inp + static_analysis.inp + frequency_analysis.inp MechanicalAnalysis.ui MechanicalAnalysis.py MechanicalMaterial.ui diff --git a/src/Mod/Fem/CMakeLists.txt b/src/Mod/Fem/CMakeLists.txt index f4e1f749d..f069bd32e 100755 --- a/src/Mod/Fem/CMakeLists.txt +++ b/src/Mod/Fem/CMakeLists.txt @@ -16,7 +16,8 @@ INSTALL( TestFem.py mesh_points.csv mesh_volumes.csv - inp_standard.inp + static_analysis.inp + frequency_analysis.inp FemExample.py MechanicalAnalysis.py MechanicalMaterial.py diff --git a/src/Mod/Fem/TestFem.py b/src/Mod/Fem/TestFem.py index f1674aa01..5236ae389 100644 --- a/src/Mod/Fem/TestFem.py +++ b/src/Mod/Fem/TestFem.py @@ -33,8 +33,10 @@ import tempfile import unittest mesh_name = 'Mesh' -working_dir = tempfile.gettempdir() + '/FEM/' -standard_inp_file = FreeCAD.getHomePath() + 'Mod/Fem/inp_standard.inp' +static_analysis_dir = tempfile.gettempdir() + '/FEM_static/' +frequency_analysis_dir = tempfile.gettempdir() + '/FEM_frequency/' +static_analysis_inp_file = FreeCAD.getHomePath() + 'Mod/Fem/static_analysis.inp' +frequency_analysis_inp_file = FreeCAD.getHomePath() + 'Mod/Fem/frequency_analysis.inp' mesh_points_file = FreeCAD.getHomePath() + 'Mod/Fem/mesh_points.csv' mesh_volumes_file = FreeCAD.getHomePath() + 'Mod/Fem/mesh_volumes.csv' @@ -151,11 +153,19 @@ class FemTest(unittest.TestCase): self.assertFalse(error, "FemTools check_prerequisites returned error message: {}".format(error)) FreeCAD.Console.PrintMessage('\nChecking FEM inp file write...\n') - fea.setup_working_dir(working_dir) - FreeCAD.Console.PrintMessage('\nWriting {}/{}.inp\n'.format(working_dir, mesh_name)) + fea.setup_working_dir(static_analysis_dir) + FreeCAD.Console.PrintMessage('\nWriting {}/{}.inp for static analysis\n'.format(static_analysis_dir, mesh_name)) error = fea.write_inp_file() - FreeCAD.Console.PrintMessage('\nComparing {} to {}/{}.inp\n'.format(standard_inp_file, working_dir, mesh_name)) - ret = self.compare_inp_files(standard_inp_file, working_dir + "/" + mesh_name + '.inp') + FreeCAD.Console.PrintMessage('\nComparing {} to {}/{}.inp\n'.format(static_analysis_inp_file, static_analysis_dir, mesh_name)) + ret = self.compare_inp_files(static_analysis_inp_file, static_analysis_dir + "/" + mesh_name + '.inp') + self.assertFalse(ret, "FemTools write_inp_file test failed.\n{}".format(ret)) + + fea.set_analysis_type("frequency") + fea.setup_working_dir(frequency_analysis_dir) + FreeCAD.Console.PrintMessage('\nWriting {}/{}.inp for frequency analysis\n'.format(frequency_analysis_dir, mesh_name)) + error = fea.write_inp_file() + FreeCAD.Console.PrintMessage('\nComparing {} to {}/{}.inp\n'.format(frequency_analysis_inp_file, frequency_analysis_dir, mesh_name)) + ret = self.compare_inp_files(frequency_analysis_inp_file, frequency_analysis_dir + "/" + mesh_name + '.inp') self.assertFalse(ret, "FemTools write_inp_file test failed.\n{}".format(ret)) def tearDown(self): diff --git a/src/Mod/Fem/frequency_analysis.inp b/src/Mod/Fem/frequency_analysis.inp new file mode 100644 index 000000000..4432c5f11 --- /dev/null +++ b/src/Mod/Fem/frequency_analysis.inp @@ -0,0 +1,514 @@ +*Node, NSET=Nall +1, 0, 0, 0 +2, 0, 0, 10 +3, 0, 10, 0 +4, 0, 10, 10 +5, 10, 0, 0 +6, 10, 0, 10 +7, 10, 10, 0 +8, 10, 10, 10 +9, 0, 0, 5 +10, 0, 0, 2.5 +11, 0, 0, 7.5 +12, 0, 5, 0 +13, 0, 2.5, 0 +14, 0, 7.5, 0 +15, 0, 10, 5 +16, 0, 10, 2.5 +17, 0, 10, 7.5 +18, 0, 5, 10 +19, 0, 2.5, 10 +20, 0, 7.5, 10 +21, 10, 0, 5 +22, 10, 0, 2.5 +23, 10, 0, 7.5 +24, 10, 5, 0 +25, 10, 2.5, 0 +26, 10, 7.5, 0 +27, 10, 10, 5 +28, 10, 10, 2.5 +29, 10, 10, 7.5 +30, 10, 5, 10 +31, 10, 2.5, 10 +32, 10, 7.5, 10 +33, 5, 0, 0 +34, 2.5, 0, 0 +35, 7.5, 0, 0 +36, 5, 0, 10 +37, 2.5, 0, 10 +38, 7.5, 0, 10 +39, 5, 10, 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72, 30, 73, 256, 87, 265, 255, 85, 86, +109, 195, 30, 72, 174, 265, 87, 256, 251, 183, 240, +110, 18, 195, 47, 173, 266, 231, 68, 194, 230, 229, +111, 18, 47, 195, 49, 68, 231, 266, 67, 65, 235, +112, 171, 195, 18, 173, 236, 266, 193, 191, 230, 194, +113, 171, 18, 195, 49, 193, 266, 236, 234, 67, 235, +114, 147, 195, 71, 145, 267, 247, 263, 155, 246, 261, +115, 195, 147, 71, 74, 267, 263, 247, 248, 241, 82, +116, 120, 147, 195, 74, 262, 267, 254, 202, 241, 248, +117, 121, 147, 195, 120, 205, 267, 257, 134, 262, 254, +118, 147, 121, 195, 145, 205, 257, 267, 155, 206, 246, + + + +*********************************************************** +** Element sets for materials +** written by write_material_element_sets function +*ELSET,ELSET=MechanicalMaterial +Eall + +*********************************************************** +** Node set for fixed constraint +** written by write_fixed_node_sets function +*NSET,NSET=FemConstraintFixed +1, +2, +3, +4, +9, +10, +11, +12, +13, +14, +15, +16, +17, +18, +19, +20, +45, +46, +47, +48, +49, +50, +51, +52, +53, +54, +55, +56, +57, +58, +59, +60, +61, +62, +63, +64, +65, +66, +67, +68, +69, + +*********************************************************** +** Node sets for loads +** written by write_load_node_sets function +*NSET,NSET=FemConstraintForce + +*********************************************************** +** Materials +** written by write_materials function +** Young's modulus unit is MPa = N/mm2 +*MATERIAL, NAME=Test Material +*ELASTIC +20000 , +0.360 +*DENSITY +1.000e-09, +*SOLID SECTION, ELSET=MechanicalMaterial, MATERIAL=Test Material + +*********************************************************** +** One step is needed to calculate the mechanical analysis of FreeCAD +** loads are applied quasi-static, means without involving the time dimension +** written by write_step_begin function +*STEP +*STATIC + +*********************************************************** +** Constaints +** written by write_constraints_fixed function +*BOUNDARY +FemConstraintFixed,1 +FemConstraintFixed,2 +FemConstraintFixed,3 + + +*********************************************************** +** Frequency analysis +** written by write_frequency function +*FREQUENCY +10,0.0,1000000.0 + +*********************************************************** +** Outputs --> frd file +** written by write_outputs_types function +*NODE FILE +U +*EL FILE +S, E +** outputs --> dat file +*NODE PRINT , NSET=Nall +U +*EL PRINT , ELSET=Eall +S + +*********************************************************** +** written by write_step_end function +*END STEP + +*********************************************************** +** CalculiX Input file +** written by write_footer function +** written by --> FreeCAD 0.16.5477 (Git) +** written on --> Wed Sep 9 12:42:24 2015 +** file name --> +** analysis name --> MechanicalAnalysis +** +** +** +** Units +** +** Geometry (mesh data) --> mm +** Materials (Young's modulus) --> N/mm2 = MPa +** Loads (nodal loads) --> N +** diff --git a/src/Mod/Fem/inp_standard.inp b/src/Mod/Fem/static_analysis.inp similarity index 100% rename from src/Mod/Fem/inp_standard.inp rename to src/Mod/Fem/static_analysis.inp