private void button_create_Geom_Click(object sender, RoutedEventArgs e) { #region a test example, not important m = 9; width = 8 / 1000.0; thickness = 1 / 1000.0; l1 = 30 / 1000.0; l2 = 16 / 1000.0; l3 = 21 / 1000.0; F1 = 1; F2 = 37; F3 = 49; l4 = l2; l1_ = l1 - 2 * width; l2_ = l2; l3_ = l3 + 2 * width; l4_ = l4; cell_length = l1 + l3; cell_height = l2 + width; #endregion Count = int.Parse(textBox_count.Text); Random randomSeed = new Random(); Random random_m = new Random(randomSeed.Next()); Random random_width = new Random(randomSeed.Next()); Random random_thickness = new Random(randomSeed.Next()); Random random_l1 = new Random(randomSeed.Next()); Random random_l2 = new Random(randomSeed.Next()); Random random_l3 = new Random(randomSeed.Next()); Random random_F1 = new Random(randomSeed.Next()); Random random_F2 = new Random(randomSeed.Next()); Random random_F3 = new Random(randomSeed.Next()); for (int j = 0; j < Count; j++) { Console.WriteLine(string.Format("---------------------------------now No.{0}", j)); #region generate random Data try { /* change to double * ran_m = random_m.Next(int.Parse(textBox_hm_cells_min.Text), int.Parse(textBox_hm_cellls_max.Text)); * ran_width = random_width.Next(int.Parse(textBox_width_min.Text), int.Parse(textBox_width_max.Text)); * ran_thickness = random_thickness.Next(int.Parse(textBox_thickness_min.Text), int.Parse(textBox_thickness_max.Text)); * ran_l1 = random_l1.Next(int.Parse(textBox_l1_min.Text), int.Parse(textBox_l1_max.Text)); * ran_l2 = random_l2.Next(int.Parse(textBox_l2_min.Text), int.Parse(textBox_l2_max.Text)); * ran_l3 = random_l3.Next(int.Parse(textBox_l3_min.Text), int.Parse(textBox_l3_max.Text)); * ran_F1 = random_F1.Next(int.Parse(textBox_F1_min.Text), int.Parse(textBox_F1_max.Text)); * ran_F2 = random_F2.Next(int.Parse(textBox_F2_min.Text), int.Parse(textBox_F2_max.Text)); * ran_F3 = random_F3.Next(int.Parse(textBox_F3_min.Text), int.Parse(textBox_F3_max.Text)); */ ran_m = random_m.Next(int.Parse(textBox_hm_cells_min.Text), int.Parse(textBox_hm_cellls_max.Text)); ran_width = random_width.NextDouble() * (int.Parse(textBox_width_max.Text) - int.Parse(textBox_width_min.Text)) + double.Parse(textBox_width_min.Text); ran_thickness = random_thickness.NextDouble() * (int.Parse(textBox_thickness_max.Text) - int.Parse(textBox_thickness_min.Text)) + double.Parse(textBox_thickness_min.Text); ran_l1 = random_l1.NextDouble() * (int.Parse(textBox_l1_max.Text) - int.Parse(textBox_l1_min.Text)) + double.Parse(textBox_l1_min.Text); ran_l2 = random_l2.NextDouble() * (int.Parse(textBox_l2_max.Text) - int.Parse(textBox_l2_min.Text)) + double.Parse(textBox_l2_min.Text); ran_l3 = random_l3.NextDouble() * (int.Parse(textBox_l3_max.Text) - int.Parse(textBox_l3_min.Text)) + double.Parse(textBox_l3_min.Text); ran_F1 = random_F1.NextDouble() * (int.Parse(textBox_F1_max.Text) - int.Parse(textBox_F1_min.Text)) + double.Parse(textBox_F1_min.Text); ran_F2 = random_F2.NextDouble() * (int.Parse(textBox_F2_max.Text) - int.Parse(textBox_F2_min.Text)) + double.Parse(textBox_F2_min.Text); ran_F3 = random_F3.NextDouble() * (int.Parse(textBox_F3_max.Text) - int.Parse(textBox_F3_min.Text)) + double.Parse(textBox_F3_min.Text); } catch (Exception) { Console.WriteLine("Input Format Error"); return; } m = ran_m; width = (double)(ran_width / 1000.0); thickness = (double)(ran_thickness / 1000.0); l1 = (double)(ran_l1 / 1000.0); l2 = (double)(ran_l2 / 1000.0); l3 = (double)(ran_l3 / 1000.0); F1 = (double)ran_F1; F2 = (double)ran_F2; F3 = (double)ran_F3; F3 = 0; l4 = l2; l1_ = l1 - 2 * width; l2_ = l2; l3_ = l3 + 2 * width; l4_ = l4; cell_length = l1 + l3; cell_height = l2 + width; #endregion Console.WriteLine(string.Format("{0},{1},{2},{3},{4},{5}", m, width, thickness, l1, l2, l3)); #region geometrie Console.WriteLine("Start creating new Germetrie"); try { swModel = swApp.NewPart(); } catch (Exception) { Console.WriteLine("starting SolidWorks"); try { swApp = (SldWorks)Marshal.GetActiveObject("SldWorks.Application"); } catch (Exception) { swApp = new SldWorks(); swApp.Visible = false; } //get MaterialLib strMaterialLib = swApp.GetExecutablePath() + "\\lang\\english\\sldmaterials\\solidworks materials.sldmat"; Console.WriteLine("SolidWorks successfully started"); j--; continue; } swModel.Extension.SelectByID("前视基准面", "PLANE", 0, 0, 0, false, 1, null); swModel.InsertSketch2(true); #region sketch for (int i = 0; i < m; i++) { if (i == 0) { swModel.SketchManager.CreateLine(0, 0, 0, l1 - width, 0, 0); swModel.SketchManager.CreateLine(l1 - width, 0, 0, l1 - width, -l2, 0); swModel.SketchManager.CreateLine(l1 - width, -l2, 0, l1 + l3 - width, -l2, 0); swModel.SketchManager.CreateLine(l1 + l3 - width, -l2, 0, l1 + l3 - width, 0, 0); swModel.SketchManager.CreateLine(0, 0, 0, 0, -width, 0); swModel.SketchManager.CreateLine(0, -width, 0, l1_, -width, 0); swModel.SketchManager.CreateLine(l1_, -width, 0, l1_, -(width + l2_), 0); swModel.SketchManager.CreateLine(l1_, -(width + l2_), 0, l1_ + l3_, -(width + l2_), 0); swModel.SketchManager.CreateLine(l1_ + l3_, -(width + l2_), 0, l1_ + l3_, -width, 0); } else { x_o = i * cell_length - width; y_o = 0; x_o_ = x_o + width; y_o_ = y_o - width; swModel.SketchManager.CreateLine(x_o, y_o, 0, x_o + l1, 0, 0); swModel.SketchManager.CreateLine(x_o + l1, 0, 0, x_o + l1, -l2, 0); swModel.SketchManager.CreateLine(x_o + l1, -l2, 0, x_o + l1 + l3, -l2, 0); swModel.SketchManager.CreateLine(x_o + l1 + l3, -l2, 0, x_o + l1 + l3, 0, 0); swModel.SketchManager.CreateLine(x_o_, y_o_, 0, x_o_ + l1_, y_o_, 0); swModel.SketchManager.CreateLine(x_o_ + l1_, y_o_, 0, x_o_ + l1_, y_o_ - l2_, 0); swModel.SketchManager.CreateLine(x_o_ + l1_, y_o_ - l2_, 0, x_o_ + l1_ + l3_, y_o_ - l2_, 0); swModel.SketchManager.CreateLine(x_o_ + l1_ + l3_, y_o_ - l2_, 0, x_o_ + l1_ + l3_, y_o_, 0); } } swModel.SketchManager.CreateLine(x_o_ + l1_ + l3_, y_o_, 0, x_o_ + l1_ + l3_, 0, 0); swModel.SketchManager.CreateLine(x_o_ + l1_ + l3_, 0, 0, x_o + l1 + l3, 0, 0); #endregion swModel.FeatureManager.FeatureExtrusion2( true, false, false, 0, 0, thickness, 0, false, false, false, false, 0, 0, false, false, false, false, true, true, true, 0, 0, true ); swModel.SaveAsSilent("D:\\TUD\\7.Semeter\\SA\\SA_code\\c#\\W_Form_analyse_get_TrainingDaten\\Geometrie.sldprt", true); swApp.CloseAllDocuments(true); swApp.OpenDoc("D:\\TUD\\7.Semeter\\SA\\SA_code\\c#\\W_Form_analyse_get_TrainingDaten\\Geometrie.sldprt", (int)swOpenDocOptions_e.swOpenDocOptions_Silent); Console.WriteLine("Geometrie success"); #endregion #region simulaiton string path_to_cosworks_dll = @"C:\Program Files\SOLIDWORKS Corp\SOLIDWORKS\Simulation\cosworks.dll"; errors = swApp.LoadAddIn(path_to_cosworks_dll); COSMOSObject = (CwAddincallback)swApp.GetAddInObject("SldWorks.Simulation"); try { COSMOSWORKS = (CosmosWorks)COSMOSObject.CosmosWorks; } catch (Exception) { Console.WriteLine("something wrong in Simulaiton Add In, start a new one"); continue; } COSMOSWORKS = COSMOSObject.CosmosWorks; //Get active document ActDoc = (CWModelDoc)COSMOSWORKS.ActiveDoc; //Create new static study StudyMngr = (CWStudyManager)ActDoc.StudyManager; Study = (CWStudy)StudyMngr.CreateNewStudy("static study", (int)swsAnalysisStudyType_e.swsAnalysisStudyTypeStatic, 0, out errCode); //Add materials SolidMgr = Study.SolidManager; SolidComp = SolidMgr.GetComponentAt(0, out errCode); SolidBody = SolidComp.GetSolidBodyAt(0, out errCode); intStatus = SolidBody.SetLibraryMaterial(strMaterialLib, "AISI 1020"); //fixed restraints LBCMgr = Study.LoadsAndRestraintsManager; swModel = (ModelDoc2)swApp.ActiveDoc; swModel.ShowNamedView2("", (int)swStandardViews_e.swIsometricView); selectionMgr = (SelectionMgr)swModel.SelectionManager; isSelected = swModel.Extension.SelectByID2("", "FACE", 0, -width / 2.0, thickness / 2.0, false, 0, null, 0); if (isSelected) { object selectedFace = (object)selectionMgr.GetSelectedObject6(1, -1); object[] fixedFaces = { selectedFace }; CWRestraint restraint = (CWRestraint)LBCMgr.AddRestraint((int)swsRestraintType_e.swsRestraintTypeFixed, fixedFaces, null, out errCode); } swModel.ClearSelection2(true); //add force selectionMgr = (SelectionMgr)swModel.SelectionManager; isSelected = swModel.Extension.SelectByID2("", "FACE", x_o + l1 + l3 + (width / 2.0), 0, thickness / 2.0, false, 0, null, 0); if (isSelected) { object selectedFace = (object)selectionMgr.GetSelectedObject6(1, -1); object[] forceAdd = { selectedFace }; selectionMgr = (SelectionMgr)swModel.SelectionManager; swModel.Extension.SelectByID2("", "FACE", x_o + l1 + l3 + width, -(l4 + width) / 2.0, thickness / 2.0, false, 0, null, 0); object selectedFaceToForceDir = (object)selectionMgr.GetSelectedObject6(1, -1); double[] distValue = null; double[] forceValue = null; double[] Force = { F2, F3, F1 }; cwForce = (CWForce)LBCMgr.AddForce3((int)swsForceType_e.swsForceTypeForceOrMoment, (int)swsSelectionType_e.swsSelectionFaceEdgeVertexPoint, 2, 0, 0, 0, (distValue), (forceValue), false, true, (int)swsBeamNonUniformLoadDef_e.swsTotalLoad, 0, 7, 0.0, Force, false, false, (forceAdd), (selectedFaceToForceDir), false, out errCode); //i have tried to figure out these arguments for one day, keep them and dont't change them. //the way to check cwForce : cwForce.GetForceComponentValues() //ForceComponet: [int b1, // 1 if x-direction hat Force-komponent, else 0 // int b2, // 1 if y-direction hat Force-komponent, else 0 // int b3, // 1 if z-direction hat Force-komponent, else 0 // double d1, // Force-komponent in x // double d2, // Force-komponent in y // double d3 // Force-komponent in z // ] //PS: the definition of xyz seems like not the same as the global XYZ system in SW. swModel.ClearSelection2(true); //meshing CWMesh CWMeshObj = default(CWMesh); CWMeshObj = Study.Mesh; CWMeshObj.MesherType = (int)swsMesherType_e.swsMesherTypeStandard; CWMeshObj.Quality = (int)swsMeshQuality_e.swsMeshQualityDraft; errCode = Study.CreateMesh(0, MeshEleSize, MeshTol); CWMeshObj = null; //run analysis errCode = Study.RunAnalysis(); if (errCode != 0) { Console.WriteLine(string.Format("RunAnalysis errCode = {0}", errCode)); Console.WriteLine(string.Format("RunAnalysis failed")); swApp.CloseAllDocuments(true); errors = swApp.UnloadAddIn(path_to_cosworks_dll); Console.WriteLine(string.Format("ready to start a new one")); continue; } Console.WriteLine("RunAnalysis successed, ready to get results"); //get results CWFeatobj = Study.Results; //get max von Mieses stress Stress = (object[])CWFeatobj.GetMinMaxStress((int)swsStressComponent_e.swsStressComponentVON, 0, 0, null, (int)swsStrengthUnit_e.swsStrengthUnitNewtonPerSquareMillimeter, out errCode); maxStress = (float)Stress[3]; //Stress: {node_with_minimum_stress, minimum_stress, node_with_maximum_stress, maximum_stress} Console.WriteLine(maxStress); /* * if (maxStress >= 351.6) * { * Console.WriteLine("out of yield stress, start a new example"); * errors = swApp.UnloadAddIn(path_to_cosworks_dll); * swApp.CloseAllDocuments(true); * j--; * continue; * } */ //get max URES displacement Disp = (object[])CWFeatobj.GetMinMaxDisplacement((int)swsDisplacementComponent_e.swsDisplacementComponentURES, 0, null, (int)swsLinearUnit_e.swsLinearUnitMillimeters, out errCode); maxDisp = (float)Disp[3]; //Disp: {node_with_minimum_displacement, minimum_displacement, node_with_maximum_displacement, maximum_displacement} CWFeatobj = null; Console.WriteLine(string.Format("max Displacement: {0:f4} mm", maxDisp)); //output to Excel exlSheet.Cells[j + 2, 1] = m; exlSheet.Cells[j + 2, 2] = width * 1000; exlSheet.Cells[j + 2, 3] = thickness * 1000; exlSheet.Cells[j + 2, 4] = l1 * 1000; exlSheet.Cells[j + 2, 5] = l2 * 1000; exlSheet.Cells[j + 2, 6] = l3 * 1000; exlSheet.Cells[j + 2, 7] = F1; exlSheet.Cells[j + 2, 8] = F2; exlSheet.Cells[j + 2, 9] = F3; exlSheet.Cells[j + 2, 10] = maxStress; exlSheet.Cells[j + 2, 11] = maxDisp; if (j % 5 == 0) { exlBook.Save();//C:\Users\Zhao\Documents\工作簿1.xlsx } errors = swApp.UnloadAddIn(path_to_cosworks_dll); swApp.CloseAllDocuments(true); } #endregion } exlBook.SaveCopyAs("D:\\TUD\\7.Semeter\\SA\\SA_code\\c#\\W_Form_analyse_get_TrainingDaten\\W_Form_simulationDaten_" + GetTimeStamp() + "_F3=0" + ".xlsx"); exlBook.Save();//C:\Users\zhaojie\Documents\工作簿1.xlsx exlApp.Quit(); }
private void Button_generateFEM_Click(object sender, RoutedEventArgs e) { #region Variable definition int m; //how many cells int Count; // how many data double width, thickness, l1, l2, l3, F1, F2, F3; double l4, l1_, l2_, l3_, l4_, cell_length, cell_height; double x_o = 0.0; double y_o = 0.0; double x_o_ = 0.0; double y_o_ = 0.0; const double MeshEleSize = 2.0; const double MeshTol = 0.1; string strMaterialLib = null; object[] Disp = null; object[] Stress = null; ModelDoc2 swModel = null; SelectionMgr selectionMgr = null; CosmosWorks COSMOSWORKS = null; CwAddincallback COSMOSObject = default(CwAddincallback); CWModelDoc ActDoc = default(CWModelDoc); CWStudyManager StudyMngr = default(CWStudyManager); CWStudy Study = default(CWStudy); CWSolidManager SolidMgr = default(CWSolidManager); CWSolidBody SolidBody = default(CWSolidBody); CWSolidComponent SolidComp = default(CWSolidComponent); CWForce cwForce = default(CWForce); CWLoadsAndRestraintsManager LBCMgr = default(CWLoadsAndRestraintsManager); CWResults CWFeatobj = default(CWResults); bool isSelected; float maxDisp = 0.0f; float maxStress = 0.0f; int intStatus = 0; int errors = 0; int errCode = 0; int warnings = 0; int ran_m, ran_width, ran_thickness, ran_l1, ran_l2, ran_l3, ran_F1, ran_F2, ran_F3; Excel.Application exlApp; Excel.Workbook exlBook; Excel.Worksheet exlSheet; #endregion #region read data from UI try { m = int.Parse(textBox_hm_cells.Text); width = double.Parse(textBox_width.Text) / 1000.0; thickness = double.Parse(textBox_thickness.Text) / 1000.0; l1 = double.Parse(textBox_l1.Text) / 1000.0; l2 = double.Parse(textBox_l2.Text) / 1000.0; l3 = double.Parse(textBox_l3.Text) / 1000.0; F1 = double.Parse(textBox_F1.Text); F2 = double.Parse(textBox_F2.Text); F3 = double.Parse(textBox_F3.Text); } catch (Exception) { MessageBox.Show("input format error, check input data"); return; } l4 = l2; l1_ = l1 - 2 * width; l2_ = l2; l3_ = l3 + 2 * width; l4_ = l4; cell_length = l1 + l3; cell_height = l2 + width; #endregion #region geometrie Console.WriteLine("Start creating new Germetrie"); swModel = swApp.NewPart(); swModel.Extension.SelectByID("前视基准面", "PLANE", 0, 0, 0, false, 1, null); swModel.InsertSketch2(true); #region sketch for (int i = 0; i < m; i++) { if (i == 0) { swModel.SketchManager.CreateLine(0, 0, 0, l1 - width, 0, 0); swModel.SketchManager.CreateLine(l1 - width, 0, 0, l1 - width, -l2, 0); swModel.SketchManager.CreateLine(l1 - width, -l2, 0, l1 + l3 - width, -l2, 0); swModel.SketchManager.CreateLine(l1 + l3 - width, -l2, 0, l1 + l3 - width, 0, 0); swModel.SketchManager.CreateLine(0, 0, 0, 0, -width, 0); swModel.SketchManager.CreateLine(0, -width, 0, l1_, -width, 0); swModel.SketchManager.CreateLine(l1_, -width, 0, l1_, -(width + l2_), 0); swModel.SketchManager.CreateLine(l1_, -(width + l2_), 0, l1_ + l3_, -(width + l2_), 0); swModel.SketchManager.CreateLine(l1_ + l3_, -(width + l2_), 0, l1_ + l3_, -width, 0); } else { x_o = i * cell_length - width; y_o = 0; x_o_ = x_o + width; y_o_ = y_o - width; swModel.SketchManager.CreateLine(x_o, y_o, 0, x_o + l1, 0, 0); swModel.SketchManager.CreateLine(x_o + l1, 0, 0, x_o + l1, -l2, 0); swModel.SketchManager.CreateLine(x_o + l1, -l2, 0, x_o + l1 + l3, -l2, 0); swModel.SketchManager.CreateLine(x_o + l1 + l3, -l2, 0, x_o + l1 + l3, 0, 0); swModel.SketchManager.CreateLine(x_o_, y_o_, 0, x_o_ + l1_, y_o_, 0); swModel.SketchManager.CreateLine(x_o_ + l1_, y_o_, 0, x_o_ + l1_, y_o_ - l2_, 0); swModel.SketchManager.CreateLine(x_o_ + l1_, y_o_ - l2_, 0, x_o_ + l1_ + l3_, y_o_ - l2_, 0); swModel.SketchManager.CreateLine(x_o_ + l1_ + l3_, y_o_ - l2_, 0, x_o_ + l1_ + l3_, y_o_, 0); } } swModel.SketchManager.CreateLine(x_o_ + l1_ + l3_, y_o_, 0, x_o_ + l1_ + l3_, 0, 0); swModel.SketchManager.CreateLine(x_o_ + l1_ + l3_, 0, 0, x_o + l1 + l3, 0, 0); #endregion swModel.FeatureManager.FeatureExtrusion2( true, false, false, 0, 0, thickness, 0, false, false, false, false, 0, 0, false, false, false, false, true, true, true, 0, 0, true ); swModel.SaveAsSilent("D:\\TUD\\7.Semeter\\SA\\SA_code\\c#\\W_Form_analyse_FEM_NN_GUI\\Geometrie.sldprt", true); swApp.CloseAllDocuments(true); swApp.OpenDoc("D:\\TUD\\7.Semeter\\SA\\SA_code\\c#\\W_Form_analyse_FEM_NN_GUI\\Geometrie.sldprt", (int)swOpenDocOptions_e.swOpenDocOptions_Silent); Console.WriteLine("Geometrie success"); #endregion #region simulaiton string path_to_cosworks_dll = @"C:\Program Files\SOLIDWORKS Corp\SOLIDWORKS\Simulation\cosworks.dll"; errors = swApp.LoadAddIn(path_to_cosworks_dll); COSMOSObject = (CwAddincallback)swApp.GetAddInObject("SldWorks.Simulation"); try { COSMOSWORKS = (CosmosWorks)COSMOSObject.CosmosWorks; } catch (Exception) { Console.WriteLine("something wrong in Simulaiton Add In, start a new one"); swApp.CloseAllDocuments(true); return; } COSMOSWORKS = COSMOSObject.CosmosWorks; //Get active document ActDoc = (CWModelDoc)COSMOSWORKS.ActiveDoc; //Create new static study StudyMngr = (CWStudyManager)ActDoc.StudyManager; Study = (CWStudy)StudyMngr.CreateNewStudy("static study", (int)swsAnalysisStudyType_e.swsAnalysisStudyTypeStatic, 0, out errCode); //Add materials //get MaterialLib strMaterialLib = swApp.GetExecutablePath() + "\\lang\\english\\sldmaterials\\solidworks materials.sldmat"; SolidMgr = Study.SolidManager; SolidComp = SolidMgr.GetComponentAt(0, out errCode); SolidBody = SolidComp.GetSolidBodyAt(0, out errCode); intStatus = SolidBody.SetLibraryMaterial(strMaterialLib, "AISI 1020"); //fixed restraints LBCMgr = Study.LoadsAndRestraintsManager; swModel = (ModelDoc2)swApp.ActiveDoc; swModel.ShowNamedView2("", (int)swStandardViews_e.swIsometricView); selectionMgr = (SelectionMgr)swModel.SelectionManager; isSelected = swModel.Extension.SelectByID2("", "FACE", 0, -width / 2.0, thickness / 2.0, false, 0, null, 0); if (isSelected) { object selectedFace = (object)selectionMgr.GetSelectedObject6(1, -1); object[] fixedFaces = { selectedFace }; CWRestraint restraint = (CWRestraint)LBCMgr.AddRestraint((int)swsRestraintType_e.swsRestraintTypeFixed, fixedFaces, null, out errCode); } swModel.ClearSelection2(true); //add force selectionMgr = (SelectionMgr)swModel.SelectionManager; isSelected = swModel.Extension.SelectByID2("", "FACE", x_o + l1 + l3 + (width / 2.0), 0, thickness / 2.0, false, 0, null, 0); if (isSelected) { object selectedFace = (object)selectionMgr.GetSelectedObject6(1, -1); object[] forceAdd = { selectedFace }; selectionMgr = (SelectionMgr)swModel.SelectionManager; swModel.Extension.SelectByID2("", "FACE", x_o + l1 + l3 + width, -(l4 + width) / 2.0, thickness / 2.0, false, 0, null, 0); object selectedFaceToForceDir = (object)selectionMgr.GetSelectedObject6(1, -1); double[] distValue = null; double[] forceValue = null; double[] Force = { F2, F3, F1 }; cwForce = (CWForce)LBCMgr.AddForce3((int)swsForceType_e.swsForceTypeForceOrMoment, (int)swsSelectionType_e.swsSelectionFaceEdgeVertexPoint, 2, 0, 0, 0, (distValue), (forceValue), false, true, (int)swsBeamNonUniformLoadDef_e.swsTotalLoad, 0, 7, 0.0, Force, false, false, (forceAdd), (selectedFaceToForceDir), false, out errCode); //i have tried to figure out these arguments for one day, keep them and dont't change them. //the way to check cwForce : cwForce.GetForceComponentValues() //ForceComponet: [int b1, // 1 if x-direction hat Force-komponent, else 0 // int b2, // 1 if y-direction hat Force-komponent, else 0 // int b3, // 1 if z-direction hat Force-komponent, else 0 // double d1, // Force-komponent in x // double d2, // Force-komponent in y // double d3 // Force-komponent in z // ] //PS: the definition of xyz seems like not the same as the global XYZ system in SW. swModel.ClearSelection2(true); //meshing CWMesh CWMeshObj = default(CWMesh); CWMeshObj = Study.Mesh; CWMeshObj.MesherType = (int)swsMesherType_e.swsMesherTypeStandard; CWMeshObj.Quality = (int)swsMeshQuality_e.swsMeshQualityDraft; errCode = Study.CreateMesh(0, MeshEleSize, MeshTol); CWMeshObj = null; //run analysis errCode = Study.RunAnalysis(); if (errCode != 0) { Console.WriteLine(string.Format("RunAnalysis errCode = {0}", errCode)); Console.WriteLine(string.Format("RunAnalysis failed")); errors = swApp.UnloadAddIn(path_to_cosworks_dll); swApp.CloseAllDocuments(true); Console.WriteLine(string.Format("please start a new one")); return; } Console.WriteLine("RunAnalysis successed, ready to get results"); //get results CWFeatobj = Study.Results; //get max von Mieses stress Stress = (object[])CWFeatobj.GetMinMaxStress((int)swsStressComponent_e.swsStressComponentVON, 0, 0, null, (int)swsStrengthUnit_e.swsStrengthUnitNewtonPerSquareMillimeter, out errCode); maxStress = (float)Stress[3]; //Stress: {node_with_minimum_stress, minimum_stress, node_with_maximum_stress, maximum_stress} Console.WriteLine(maxStress); if (maxStress >= 351.6) { Console.WriteLine("out of yield stress, start a new example"); errors = swApp.UnloadAddIn(path_to_cosworks_dll); swApp.CloseAllDocuments(true); textBox_FEM_result.Text = "out of yield stress"; return; } //get max URES displacement Disp = (object[])CWFeatobj.GetMinMaxDisplacement((int)swsDisplacementComponent_e.swsDisplacementComponentURES, 0, null, (int)swsLinearUnit_e.swsLinearUnitMillimeters, out errCode); maxDisp = (float)Disp[3]; //Disp: {node_with_minimum_displacement, minimum_displacement, node_with_maximum_displacement, maximum_displacement} CWFeatobj = null; Console.WriteLine(string.Format("max Displacement: {0:f4} mm", maxDisp)); textBox_FEM_result.Text = maxDisp.ToString(); } else { Console.WriteLine("not selected"); } #endregion errors = swApp.UnloadAddIn(path_to_cosworks_dll); swApp.CloseAllDocuments(true); }