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FEM: import tools, code improvements

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This commit is contained in:
Bernd Hahnebach
2019-02-05 07:16:18 +01:00
committed by Yorik van Havre
parent 2c0ed3c041
commit 62264e69f1
1 changed files with 30 additions and 30 deletions
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60
src/Mod/Fem/feminout/importToolsFem.py
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@@ -210,7 +210,7 @@ def make_femmesh(mesh_data):
return mesh
def fill_femresult_mechanical(results, result_set):
def fill_femresult_mechanical(res_obj, result_set):
''' fills a FreeCAD FEM mechanical result object with result data
'''
if 'number' in result_set:
@@ -230,7 +230,7 @@ def fill_femresult_mechanical(results, result_set):
x_max, y_max, z_max = map(max, zip(*displacement))
if eigenmode_number > 0:
span = get_span(results.Mesh.FemMesh.Nodes.items())
span = get_span(res_obj.Mesh.FemMesh.Nodes.items())
max_disp = max(x_max, y_max, z_max)
# Allow for max displacement to be 0.1% of the span
# FIXME - add to Preferences
@@ -239,8 +239,8 @@ def fill_femresult_mechanical(results, result_set):
else:
scale = 1.0
results.DisplacementVectors = list(map((lambda x: x * scale), disp.values()))
results.NodeNumbers = list(disp.keys())
res_obj.DisplacementVectors = list(map((lambda x: x * scale), disp.values()))
res_obj.NodeNumbers = list(disp.keys())
# fill res_obj.StressVectors if they exist
if 'stress' in result_set:
@@ -248,16 +248,16 @@ def fill_femresult_mechanical(results, result_set):
stressv1 = {}
for i, stval in enumerate(stress.values()): # i .. stresstuple .. (Sxx, Syy, Szz, Sxy, Syz, Szx)
stressv1[i] = (FreeCAD.Vector(stval[0], stval[1], stval[2])) # Sxx, Syy, Szz
results.StressVectors = list(map((lambda x: x * scale), stressv1.values()))
res_obj.StressVectors = list(map((lambda x: x * scale), stressv1.values()))
stress_keys = list(stress.keys())
if (results.NodeNumbers != 0 and results.NodeNumbers != stress_keys):
if (res_obj.NodeNumbers != 0 and res_obj.NodeNumbers != stress_keys):
print("Inconsistent FEM results: element number for Stress doesn't equal element number for Displacement {} != {}"
.format(results.NodeNumbers, len(results.StressValues)))
.format(res_obj.NodeNumbers, len(res_obj.StressValues)))
# fill res_obj.StrainVectors if they exist
if 'strainv' in result_set:
strainv = result_set['strainv']
results.StrainVectors = list(map((lambda x: x * scale), strainv.values()))
res_obj.StrainVectors = list(map((lambda x: x * scale), strainv.values()))
# calculate von Mises, principal and max Shear and fill them in res_obj
if 'stress' in result_set:
@@ -276,18 +276,18 @@ def fill_femresult_mechanical(results, result_set):
prinstress3.append(prin3)
shearstress.append(shear)
if eigenmode_number > 0:
results.StressValues = list(map((lambda x: x * scale), mstress))
results.PrincipalMax = list(map((lambda x: x * scale), prinstress1))
results.PrincipalMed = list(map((lambda x: x * scale), prinstress2))
results.PrincipalMin = list(map((lambda x: x * scale), prinstress3))
results.MaxShear = list(map((lambda x: x * scale), shearstress))
results.Eigenmode = eigenmode_number
res_obj.StressValues = list(map((lambda x: x * scale), mstress))
res_obj.PrincipalMax = list(map((lambda x: x * scale), prinstress1))
res_obj.PrincipalMed = list(map((lambda x: x * scale), prinstress2))
res_obj.PrincipalMin = list(map((lambda x: x * scale), prinstress3))
res_obj.MaxShear = list(map((lambda x: x * scale), shearstress))
res_obj.Eigenmode = eigenmode_number
else:
results.StressValues = mstress
results.PrincipalMax = prinstress1
results.PrincipalMed = prinstress2
results.PrincipalMin = prinstress3
results.MaxShear = shearstress
res_obj.StressValues = mstress
res_obj.PrincipalMax = prinstress1
res_obj.PrincipalMed = prinstress2
res_obj.PrincipalMin = prinstress3
res_obj.MaxShear = shearstress
# fill Equivalent Plastic strain if they exist
if 'peeq' in result_set:
@@ -300,9 +300,9 @@ def fill_femresult_mechanical(results, result_set):
for i in range(nodes):
Pe_value = Pe_extra_nodes[i]
Pe.append(Pe_value)
results.Peeq = Pe
res_obj.Peeq = Pe
else:
results.Peeq = Peeq.values()
res_obj.Peeq = Peeq.values()
# fill res_obj.Temperature if they exist
# TODO, check if it is possible to have Temperature without disp, we would need to set NodeNumbers than
@@ -316,27 +316,27 @@ def fill_femresult_mechanical(results, result_set):
for i in range(nodes):
Temp_value = Temp_extra_nodes[i]
Temp.append(Temp_value)
results.Temperature = list(map((lambda x: x), Temp))
res_obj.Temperature = list(map((lambda x: x), Temp))
else:
results.Temperature = list(map((lambda x: x), Temperature.values()))
results.Time = step_time
res_obj.Temperature = list(map((lambda x: x), Temperature.values()))
res_obj.Time = step_time
# fill res_obj.MassFlow
if 'mflow' in result_set:
MassFlow = result_set['mflow']
if len(MassFlow) > 0:
results.MassFlowRate = list(map((lambda x: x), MassFlow.values()))
results.Time = step_time
results.NodeNumbers = list(MassFlow.keys()) # disp does not exist, results.NodeNumbers needs to be set
res_obj.MassFlowRate = list(map((lambda x: x), MassFlow.values()))
res_obj.Time = step_time
res_obj.NodeNumbers = list(MassFlow.keys()) # disp does not exist, res_obj.NodeNumbers needs to be set
# fill res_obj.NetworkPressure, disp does not exist, see MassFlow
if 'npressure' in result_set:
NetworkPressure = result_set['npressure']
if len(NetworkPressure) > 0:
results.NetworkPressure = list(map((lambda x: x), NetworkPressure.values()))
results.Time = step_time
res_obj.NetworkPressure = list(map((lambda x: x), NetworkPressure.values()))
res_obj.Time = step_time
return results
return res_obj
# helper