| # *************************************************************************** | |
| # * Copyright (c) 2019 Bernd Hahnebach <bernd@bimstatik.org> * | |
| # * Copyright (c) 2020 Sudhanshu Dubey <sudhanshu.thethunder@gmail.com * | |
| # * * | |
| # * This file is part of the FreeCAD CAx development system. * | |
| # * * | |
| # * This program is free software; you can redistribute it and/or modify * | |
| # * it under the terms of the GNU Lesser General Public License (LGPL) * | |
| # * as published by the Free Software Foundation; either version 2 of * | |
| # * the License, or (at your option) any later version. * | |
| # * for detail see the LICENCE text file. * | |
| # * * | |
| # * This program is distributed in the hope that it will be useful, * | |
| # * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
| # * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
| # * GNU Library General Public License for more details. * | |
| # * * | |
| # * You should have received a copy of the GNU Library General Public * | |
| # * License along with this program; if not, write to the Free Software * | |
| # * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * | |
| # * USA * | |
| # * * | |
| # *************************************************************************** | |
| import ObjectsFem | |
| from . import manager | |
| from .boxanalysis_base import setup_boxanalysisbase | |
| from .manager import init_doc | |
| def get_information(): | |
| return { | |
| "name": "Box Analysis Frequency", | |
| "meshtype": "solid", | |
| "meshelement": "Tet10", | |
| "constraints": [], | |
| "solvers": ["ccxtools"], | |
| "material": "solid", | |
| "equations": ["frequency"], | |
| } | |
| def get_explanation(header=""): | |
| return ( | |
| header | |
| + """ | |
| To run the example from Python console use: | |
| from femexamples.boxanalysis_frequency import setup | |
| setup() | |
| See forum topic post: | |
| ... | |
| """ | |
| ) | |
| def setup(doc=None, solvertype="ccxtools"): | |
| # init FreeCAD document | |
| if doc is None: | |
| doc = init_doc() | |
| # explanation object | |
| # just keep the following line and change text string in get_explanation method | |
| manager.add_explanation_obj(doc, get_explanation(manager.get_header(get_information()))) | |
| # setup box frequency, change solver attributes | |
| doc = setup_boxanalysisbase(doc, solvertype) | |
| analysis = doc.Analysis | |
| # solver | |
| if solvertype == "ccxtools": | |
| solver_obj = ObjectsFem.makeSolverCalculiXCcxTools(doc, "CalculiXCcxTools") | |
| solver_obj.WorkingDir = "" | |
| if solvertype == "ccxtools": | |
| solver_obj.AnalysisType = "frequency" | |
| solver_obj.GeometricalNonlinearity = "linear" | |
| solver_obj.ThermoMechSteadyState = False | |
| solver_obj.MatrixSolverType = "default" | |
| solver_obj.IterationsControlParameterTimeUse = False | |
| solver_obj.EigenmodesCount = 10 | |
| solver_obj.EigenmodeHighLimit = 1000000.0 | |
| solver_obj.EigenmodeLowLimit = 0.01 | |
| analysis.addObject(solver_obj) | |
| doc.recompute() | |
| return doc | |