111 lines
4.7 KiB
Python
111 lines
4.7 KiB
Python
# ***************************************************************************
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# * Copyright (c) 2019 Bernd Hahnebach <bernd@bimstatik.org> *
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# * Copyright (c) 2020 Sudhanshu Dubey <sudhanshu.thethunder@gmail.com *
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# * *
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# * This file is part of the FreeCAD CAx development system. *
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# * *
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# * This program is free software; you can redistribute it and/or modify *
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# * it under the terms of the GNU Lesser General Public License (LGPL) *
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# * as published by the Free Software Foundation; either version 2 of *
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# * the License, or (at your option) any later version. *
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# * for detail see the LICENCE text file. *
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# * *
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# * This program is distributed in the hope that it will be useful, *
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# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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# * GNU Library General Public License for more details. *
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# * *
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# * You should have received a copy of the GNU Library General Public *
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# * License along with this program; if not, write to the Free Software *
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# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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# * USA *
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# * *
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# ***************************************************************************
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import FreeCAD
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import Fem
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import ObjectsFem
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from .manager import get_meshname
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from .manager import init_doc
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def setup_cantilever_base_solid(doc=None, solvertype="ccxtools"):
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# init FreeCAD document
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if doc is None:
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doc = init_doc()
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# geometric object
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# object name is important in this base setup method
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# all module which use this base setup, use the object name to find the object
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geom_obj = doc.addObject("Part::Box", "Box")
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geom_obj.Height = geom_obj.Width = 1000
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geom_obj.Length = 8000
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doc.recompute()
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if FreeCAD.GuiUp:
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geom_obj.ViewObject.Document.activeView().viewAxonometric()
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geom_obj.ViewObject.Document.activeView().fitAll()
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# analysis
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analysis = ObjectsFem.makeAnalysis(doc, "Analysis")
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# solver
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if solvertype == "calculix":
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solver_obj = ObjectsFem.makeSolverCalculix(doc, "SolverCalculiX")
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elif solvertype == "ccxtools":
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solver_obj = ObjectsFem.makeSolverCalculixCcxTools(doc, "CalculiXccxTools")
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solver_obj.WorkingDir = u""
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elif solvertype == "elmer":
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solver_obj = ObjectsFem.makeSolverElmer(doc, "SolverElmer")
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ObjectsFem.makeEquationElasticity(doc, solver_obj)
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elif solvertype == "mystran":
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solver_obj = ObjectsFem.makeSolverMystran(doc, "SolverMystran")
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elif solvertype == "z88":
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solver_obj = ObjectsFem.makeSolverZ88(doc, "SolverZ88")
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else:
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FreeCAD.Console.PrintWarning(
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"Not known or not supported solver type: {}. "
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"No solver object was created.\n".format(solvertype)
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)
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if solvertype == "calculix" or solvertype == "ccxtools":
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solver_obj.SplitInputWriter = False
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solver_obj.AnalysisType = "static"
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solver_obj.GeometricalNonlinearity = "linear"
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solver_obj.ThermoMechSteadyState = False
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solver_obj.MatrixSolverType = "default"
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solver_obj.IterationsControlParameterTimeUse = False
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analysis.addObject(solver_obj)
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# material
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material_obj = ObjectsFem.makeMaterialSolid(doc, "FemMaterial")
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mat = material_obj.Material
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mat["Name"] = "CalculiX-Steel"
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mat["YoungsModulus"] = "210000 MPa"
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mat["PoissonRatio"] = "0.30"
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material_obj.Material = mat
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analysis.addObject(material_obj)
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# constraint fixed
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con_fixed = ObjectsFem.makeConstraintFixed(doc, "ConstraintFixed")
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con_fixed.References = [(geom_obj, "Face1")]
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analysis.addObject(con_fixed)
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# mesh
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from .meshes.mesh_canticcx_tetra10 import create_nodes, create_elements
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fem_mesh = Fem.FemMesh()
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control = create_nodes(fem_mesh)
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if not control:
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FreeCAD.Console.PrintError("Error on creating nodes.\n")
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control = create_elements(fem_mesh)
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if not control:
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FreeCAD.Console.PrintError("Error on creating elements.\n")
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femmesh_obj = analysis.addObject(ObjectsFem.makeMeshGmsh(doc, get_meshname()))[0]
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femmesh_obj.FemMesh = fem_mesh
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femmesh_obj.Part = geom_obj
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femmesh_obj.SecondOrderLinear = False
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doc.recompute()
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return doc
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