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[FEM] several Elmer fixes

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- fix whitespace in the SIF writer
- Elmer GUI uses only 20 nonlinear iterations, so we should do the same (500 were also not sensible)
- don't restrict nonlinear-Newton iterations to 100, 500 might be necessary for turbulent flow
- update author
This commit is contained in:
Uwe
2023-03-22 07:07:58 +01:00
parent 4b4effed15
commit b38533d070
4 changed files with 7 additions and 5 deletions
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3
src/Mod/Fem/femobjects/constraint_flowvelocity.py
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@@ -1,6 +1,7 @@
# ***************************************************************************
# * Copyright (c) 2017 Markus Hovorka <m.hovorka@live.de> *
# * Copyright (c) 2020 Bernd Hahnebach <bernd@bimstatik.org> *
# * Copyright (c) 2023 Uwe Stöhr <uwestoehr@lyx.org> *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
@@ -23,7 +24,7 @@
# ***************************************************************************
__title__ = "FreeCAD FEM constraint flow velocity document object"
__author__ = "Markus Hovorka, Bernd Hahnebach"
__author__ = "Markus Hovorka, Bernd Hahnebach, Uwe Stöhr"
__url__ = "https://www.freecadweb.org"
## @package constraint_flowvelocity

4
src/Mod/Fem/femsolver/elmer/equations/nonlinear.py
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@@ -76,8 +76,8 @@ class Proxy(linear.Proxy):
)
)
obj.NonlinearIterations = (500, 1, int(1e6), 10)
obj.NonlinearNewtonAfterIterations = (3, 1, 100, 1)
obj.NonlinearIterations = (20, 1, int(1e6), 10)
obj.NonlinearNewtonAfterIterations = (3, 1, 500, 1)
# for small numbers we must set an expression because we don't have a UI,
# the user has to view and edit the tolerance via the property editor and
# this does not yet allow to view and edit small numbers in scientific notation

2
src/Mod/Fem/femsolver/elmer/sifio.py
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@@ -364,7 +364,7 @@ class _Writer(object):
attrType = _TYPE_VARIABLE
if attrType is not _TYPE_VARIABLE:
self._stream.write(attrType)
self._stream.write(_WHITESPACE)
self._stream.write(_WHITESPACE)
output = self._preprocess(data, type(data))
# in case of a variable the output must be without the quatoation marks
if attrType is _TYPE_VARIABLE:

3
src/Mod/Fem/femtaskpanels/task_constraint_flowvelocity.py
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@@ -1,5 +1,6 @@
# ***************************************************************************
# * Copyright (c) 2017 Markus Hovorka <m.hovorka@live.de> *
# * Copyright (c) 2023 Uwe Stöhr <uwestoehr@lyx.org> *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
@@ -22,7 +23,7 @@
# ***************************************************************************
__title__ = "FreeCAD FEM constraint flow velocity task panel for the document object"
__author__ = "Markus Hovorka, Bernd Hahnebach"
__author__ = "Markus Hovorka, Bernd Hahnebach, Uwe Stöhr"
__url__ = "https://www.freecadweb.org"
## @package task_constraint_flowvelocity