File size: 7,039 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 write inpfile step output"
__author__ = "Bernd Hahnebach"
__url__ = "https://www.freecad.org"
def write_step_output(f, ccxwriter):
f.write("\n{}\n".format(59 * "*"))
f.write("** Outputs --> frd file\n")
if (
ccxwriter.member.geos_beamsection
or ccxwriter.member.geos_shellthickness
or ccxwriter.member.geos_fluidsection
):
if ccxwriter.solver_obj.BeamShellResultOutput3D is False:
f.write("*NODE FILE, OUTPUT=2d\n")
else:
f.write("*NODE FILE, OUTPUT=3d\n")
else:
f.write("*NODE FILE\n")
# MPH write out nodal temperatures if thermomechanical
if ccxwriter.analysis_type == "thermomech":
if not ccxwriter.member.geos_fluidsection:
f.write("U, NT\n")
else:
f.write("MF, PS\n")
elif ccxwriter.analysis_type == "electromagnetic":
f.write("NT\n")
else:
f.write("U\n")
if not ccxwriter.member.geos_fluidsection:
f.write("*EL FILE\n")
variables = "S, E"
if ccxwriter.analysis_type == "thermomech":
variables += ", HFL"
if ccxwriter.solver_obj.MaterialNonlinearity == "nonlinear":
variables += ", PEEQ"
if ccxwriter.analysis_type == "electromagnetic":
variables = "HFL"
f.write(variables + "\n")
# dat file
if ccxwriter.member.cons_fixed or ccxwriter.member.cons_displacement:
f.write("** outputs --> dat file\n")
if ccxwriter.member.cons_fixed:
# reaction forces for all Constraint fixed
f.write("** reaction forces for Constraint fixed\n")
for femobj in ccxwriter.member.cons_fixed:
# femobj --> dict, FreeCAD document object is femobj["Object"]
f.write("*NODE PRINT, NSET={}, TOTALS=ONLY\n".format(femobj["Object"].Name))
f.write("RF\n")
if ccxwriter.member.cons_displacement:
# reaction forces for Constraint displacement constraining translation
f.write("** reaction forces for Constraint displacement constraining translation\n")
for femobj in ccxwriter.member.cons_displacement:
# femobj --> dict, FreeCAD document object is femobj["Object"]
if (
not femobj["Object"].xFree
or not femobj["Object"].yFree
or not femobj["Object"].zFree
):
f.write("*NODE PRINT, NSET={}, TOTALS=ONLY\n".format(femobj["Object"].Name))
f.write("RF\n")
if ccxwriter.member.cons_rigidbody:
# displacements and reaction forces/moments for Constraint rigid body
f.write("** displacements and reaction forces/moments for Constraint rigid body\n")
for femobj in ccxwriter.member.cons_rigidbody:
# femobj --> dict, FreeCAD document object is femobj["Object"]
f.write("*NODE PRINT, NSET={}_RefNode\n".format(femobj["Object"].Name))
f.write("U\n")
f.write("*NODE PRINT, NSET={}_RotNode\n".format(femobj["Object"].Name))
f.write("U\n")
if (
femobj["Object"].TranslationalModeX != "Free"
or femobj["Object"].TranslationalModeY != "Free"
or femobj["Object"].TranslationalModeZ != "Free"
):
f.write(
"*NODE PRINT, NSET={}_RefNode, TOTALS=ONLY\n".format(femobj["Object"].Name)
)
f.write("RF\n")
if (
femobj["Object"].RotationalModeX != "Free"
or femobj["Object"].RotationalModeY != "Free"
or femobj["Object"].RotationalModeZ != "Free"
):
f.write(
"*NODE PRINT, NSET={}_RotNode, TOTALS=ONLY\n".format(femobj["Object"].Name)
)
f.write("RF\n")
if ccxwriter.member.cons_contact:
# contact forces for all Constraint contact (only available for face-to-face penalty contact)
f.write("** contact forces for Constraint contact\n")
for femobj in ccxwriter.member.cons_contact:
# femobj --> dict, FreeCAD document object is femobj["Object"]
f.write(
"*CONTACT PRINT, MASTER={}, SLAVE={}\n".format(
"IND" + femobj["Object"].Name, "DEP" + femobj["Object"].Name
)
)
f.write("CF, CFN, CFS\n")
if any(
vars(ccxwriter.member).get(f"cons_{key}")
for key in ["fixed", "displacement", "rigidbody", "contact"]
):
f.write("\n")
f.write(f"*OUTPUT, FREQUENCY={ccxwriter.solver_obj.OutputFrequency}")
# there is no need to write all integration point results
# as long as there is no reader for them
# see https://forum.freecad.org/viewtopic.php?f=18&t=29060
# f.write("*NODE PRINT , NSET=" + ccxwriter.ccx_nall + "\n")
# f.write("U \n")
# f.write("*EL PRINT , ELSET=" + ccxwriter.ccx_eall + "\n")
# f.write("S \n")
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