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FEM: 1DFlow, ccx solver handling

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kgoao
2017-02-28 11:50:21 +01:00
committed by wmayer
parent 1e1b9a8726
commit 8bb1df3736
5 changed files with 448 additions and 51 deletions
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55
src/Mod/Fem/FemTools.py
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@@ -157,6 +157,7 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
# [{'Object':heatflux_constraints, 'xxxxxxxx':value}, {}, ...]
# [{'Object':initialtemperature_constraints, 'xxxxxxxx':value}, {}, ...]
# [{'Object':beam_sections, 'xxxxxxxx':value}, {}, ...]
# [{'Object':fluid_sections, 'xxxxxxxx':value}, {}, ...]
# [{'Object':shell_thicknesses, 'xxxxxxxx':value}, {}, ...]
# [{'Object':contact_constraints, 'xxxxxxxx':value}, {}, ...]
@@ -191,6 +192,10 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
# set of beam sections from the analysis. Updated with update_objects
# Individual beam sections are Proxy.Type "FemBeamSection"
self.beam_sections = []
## @var fluid_sections
# set of fluid sections from the analysis. Updated with update_objects
# Individual fluid sections are Proxy.Type "FemFluidSection"
self.fluid_sections = []
## @var shell_thicknesses
# set of shell thicknesses from the analysis. Updated with update_objects
# Individual shell thicknesses are Proxy.Type "FemShellThickness"
@@ -301,6 +306,10 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
beam_section_dict = {}
beam_section_dict['Object'] = m
self.beam_sections.append(beam_section_dict)
elif hasattr(m, "Proxy") and m.Proxy.Type == "FemFluidSection":
fluid_section_dict = {}
fluid_section_dict['Object'] = m
self.fluid_sections.append(fluid_section_dict)
elif hasattr(m, "Proxy") and m.Proxy.Type == "FemShellThickness":
shell_thickness_dict = {}
shell_thickness_dict['Object'] = m
@@ -338,8 +347,8 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
if self.mesh:
if self.mesh.FemMesh.VolumeCount == 0 and self.mesh.FemMesh.FaceCount > 0 and not self.shell_thicknesses:
message += "FEM mesh has no volume elements, either define a shell thicknesses or provide a FEM mesh with volume elements.\n"
if self.mesh.FemMesh.VolumeCount == 0 and self.mesh.FemMesh.FaceCount == 0 and self.mesh.FemMesh.EdgeCount > 0 and not self.beam_sections:
message += "FEM mesh has no volume and no shell elements, either define a beam section or provide a FEM mesh with volume elements.\n"
if self.mesh.FemMesh.VolumeCount == 0 and self.mesh.FemMesh.FaceCount == 0 and self.mesh.FemMesh.EdgeCount > 0 and not self.beam_sections and not self.fluid_sections:
message += "FEM mesh has no volume and no shell elements, either define a beam/fluid section or provide a FEM mesh with volume elements.\n"
if self.mesh.FemMesh.VolumeCount == 0 and self.mesh.FemMesh.FaceCount == 0 and self.mesh.FemMesh.EdgeCount == 0:
message += "FEM mesh has neither volume nor shell or edge elements. Provide a FEM mesh with elements!\n"
# materials linear and nonlinear
@@ -353,14 +362,16 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
has_no_references = True
for m in self.materials_linear:
mat_map = m['Object'].Material
if 'YoungsModulus' in mat_map:
# print Units.Quantity(mat_map['YoungsModulus']).Value
if not Units.Quantity(mat_map['YoungsModulus']).Value:
message += "Value of YoungsModulus is set to 0.0.\n"
else:
message += "No YoungsModulus defined for at least one material.\n"
if 'PoissonRatio' not in mat_map:
message += "No PoissonRatio defined for at least one material.\n" # PoissonRatio is allowed to be 0.0 (in ccx), but it should be set anyway.
mat_obj = m['Object']
if mat_obj.Category == 'Solid':
if 'YoungsModulus' in mat_map:
# print Units.Quantity(mat_map['YoungsModulus']).Value
if not Units.Quantity(mat_map['YoungsModulus']).Value:
message += "Value of YoungsModulus is set to 0.0.\n"
else:
message += "No YoungsModulus defined for at least one material.\n"
if 'PoissonRatio' not in mat_map:
message += "No PoissonRatio defined for at least one material.\n" # PoissonRatio is allowed to be 0.0 (in ccx), but it should be set anyway.
if self.analysis_type == "frequency" or self.selfweight_constraints:
if 'Density' not in mat_map:
message += "No Density defined for at least one material.\n"
@@ -389,14 +400,18 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
# no check in the regard of loads (constraint force, pressure, self weight) is done because an analysis without loads at all is an valid analysis too
if self.analysis_type == "thermomech":
if not self.initialtemperature_constraints:
message += "Thermomechanical analysis: No initial temperature defined.\n"
if not self.fluid_sections:
message += "Thermomechanical analysis: No initial temperature defined.\n"
if len(self.initialtemperature_constraints) > 1:
message += "Thermomechanical analysis: Only one initial temperature is allowed.\n"
# beam sections and shell thicknesses
# beam sections, fluid sections and shell thicknesses
if self.beam_sections:
if self.shell_thicknesses:
# this needs to be checked only once either here or in shell_thicknesses
message += "Beam Sections and shell thicknesses in one analysis is not supported at the moment.\n"
if self.fluid_sections:
# this needs to be checked only once either here or in shell_thicknesses
message += "Beam Sections and Fluid Sections in one analysis is not supported at the moment.\n"
has_no_references = False
for b in self.beam_sections:
if len(b['Object'].References) == 0:
@@ -420,6 +435,22 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
message += "Shell thicknesses defined but FEM mesh has volume elements.\n"
if self.mesh.FemMesh.FaceCount == 0:
message += "Shell thicknesses defined but FEM mesh has no shell elements.\n"
if self.fluid_sections:
if not self.selfweight_constraints:
message += "A fluid network analysis requires self weight constraint to be applied"
if self.analysis_type != "thermomech":
message += "A fluid network analysis can only be done in a thermomech analysis"
has_no_references = False
for f in self.fluid_sections:
if len(f['Object'].References) == 0:
if has_no_references is True:
message += "More than one fluid section has an empty references list (Only one empty references list is allowed!).\n"
has_no_references = True
if self.mesh:
if self.mesh.FemMesh.FaceCount > 0 or self.mesh.FemMesh.VolumeCount > 0:
message += "Fluid sections defined but FEM mesh has volume or shell elements.\n"
if self.mesh.FemMesh.EdgeCount == 0:
message += "Fluid sections defined but FEM mesh has no edge elements.\n"
return message
## Sets base_name