File size: 3,028 Bytes
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# * Copyright (c) 2021 Bernd Hahnebach <bernd@bimstatik.org> *
# * *
# * 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 *
# * *
# ***************************************************************************
__title__ = "FreeCAD FEM calculix constraint initialtemperature"
__author__ = "Bernd Hahnebach"
__url__ = "https://www.freecad.org"
from FreeCAD import Units
def get_analysis_types():
return ["thermomech", "static"]
def get_sets_name():
return "constraints_initial_temperature_node_sets"
def get_constraint_title():
return "Initial temperature constraint"
def write_meshdata_constraint(f, femobj, inittemp_obj, ccxwriter):
if inittemp_obj.References and len(inittemp_obj.References) > 0:
f.write(f"*NSET,NSET={inittemp_obj.Name}\n")
for n in femobj["Nodes"]:
f.write(f"{n},\n")
else:
return
def get_before_write_meshdata_constraint():
return ""
def get_after_write_meshdata_constraint():
return ""
def get_before_write_constraint():
return "*INITIAL CONDITIONS,TYPE=TEMPERATURE\n"
def get_after_write_constraint():
return ""
def write_constraint(f, femobj, inittemp_obj, ccxwriter):
# floats read from ccx should use {:.13G}, see comment in writer module
initialtemp = inittemp_obj.initialTemperature.getValueAs("K")
if inittemp_obj.References and len(inittemp_obj.References) > 0:
f.write(f"{inittemp_obj.Name},{initialtemp}\n")
else:
f.write(f"{ccxwriter.ccx_nall},{initialtemp}\n")
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