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creat I-beam.py
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# -*- coding: mbcs -*-
session.journalOptions.setValues(replayGeometry=COORDINATE, recoverGeometry=COORDINATE)
from part import *
from material import *
from section import *
from assembly import *
from step import *
from interaction import *
from load import *
from mesh import *
from optimization import *
from job import *
from sketch import *
from visualization import *
from connectorBehavior import *
import csv
import pprint
##data of beam~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
data_path='D:\\sugimoto\\tips\\data'
odb_path='D:\\sugimoto\\tips\\check'
this_path='D:\\sugimoto\\tips'
total_case_number=int(2)
for case_number in range(total_case_number):#code to handle multiple cases in the future
with open(str(this_path)+'/case.csv') as f:
reader=csv.reader(f)
l = [row for row in reader]
b_height=float(l[case_number+1][1])#height mm
b_width=float(l[case_number+1][2])#width mm
f_thickness=float(l[case_number+1][4])#thickness of flange
w_thickness=float(l[case_number+1][3])#thickness of web
span_length=float(6000)#span mm
b_load=fload=float(100)#Load N
model_type=int(1)#1:solid, 2:shell, 3:wire
#variables depending on the model type
if model_type==1:#solid
element_size=int(20)#size of element
div_ele_thic=int(3)#the number of element division in thickness direction
elif model_type==2:#shell
#Please define variables needed to your model.
element_size=int(20)
elif model_type==3:#wire
#Please define variables needed to your model.
element_size=int(50)
##data of beam~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
##create models and submit jobs~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
myModel=mdb.Model(modelType=STANDARD_EXPLICIT, name='case'+str(case_number+1))#create a model
#material======
myMaterial=myModel.Material(name='steel')
myMaterial.Elastic(table=((float(200000.0), float(0.3)), ))
#solid
myModel.HomogeneousSolidSection(material='steel', name='solid', thickness=None)
#shell web
myModel.HomogeneousShellSection(idealization=NO_IDEALIZATION,
integrationRule=SIMPSON, material='steel', name='shell web', numIntPts=5,
poissonDefinition=DEFAULT, preIntegrate=OFF, temperature=GRADIENT,
thickness=w_thickness, thicknessField='', thicknessModulus=None, thicknessType=
UNIFORM, useDensity=OFF)
#shell flange
myModel.HomogeneousShellSection(idealization=NO_IDEALIZATION,
integrationRule=SIMPSON, material='steel', name='shell flange', numIntPts=5,
poissonDefinition=DEFAULT, preIntegrate=OFF, temperature=GRADIENT,
thickness=f_thickness, thicknessField='', thicknessModulus=None, thicknessType=
UNIFORM, useDensity=OFF)
#wire
myModel.IProfile(b1=b_width, b2=b_width, h=b_height, l=b_height/2, name=
'beam-cross-section', t1=f_thickness, t2=f_thickness, t3=w_thickness)
myModel.BeamSection(consistentMassMatrix=False, integration=
DURING_ANALYSIS, material='steel', name='wire', poissonRatio=0.0,
profile='beam-cross-section', temperatureVar=LINEAR)
#material======
#part=====
mySketch=myModel.ConstrainedSketch(name='beam', sheetSize=4000.0)
if model_type==1:
xyCoords=(
(0,0),
(b_width/2,0),
(b_width/2,f_thickness),
(w_thickness/2,f_thickness),
(w_thickness/2,b_height-f_thickness),
(b_width/2,b_height-f_thickness),
(b_width/2,b_height),
(0,b_height),
(-b_width/2,b_height),
(-b_width/2,b_height-f_thickness),
(-w_thickness/2,b_height-f_thickness),
(-w_thickness/2,f_thickness),
(-b_width/2,f_thickness),
(-b_width/2,0),
(0,0),
)
for ii in range(len(xyCoords)-1):
mySketch.Line(point1=xyCoords[ii],point2=xyCoords[ii+1])
myPart=myModel.Part(dimensionality=THREE_D, name='beam', type=DEFORMABLE_BODY)
myPart.BaseSolidExtrude(depth=span_length, sketch=mySketch)
myPart.SectionAssignment(offset=0.0,
offsetField='', offsetType=MIDDLE_SURFACE,
region=Region(
cells=myPart.cells.getSequenceFromMask(mask=('[#1 ]', ), )),
sectionName='solid', thicknessAssignment=FROM_SECTION
)
myPart.PartitionCellByPlanePointNormal(
cells=myPart.cells.findAt((
(1, 1, 1),
)),
normal=myPart.edges.findAt(
(w_thickness/2,f_thickness+1,0),
),
point=(w_thickness/2,f_thickness,0)
)
myPart.PartitionCellByPlanePointNormal(
cells=myPart.cells.findAt((
(1, f_thickness+1, 1),
)),
normal=myPart.edges.findAt(
(w_thickness/2,f_thickness+1,0),
),
point=(w_thickness/2,b_height-f_thickness,0)
)
total_cell=[]
for iii in range(len(myPart.cells)):
total_cell.append(myPart.cells[iii])
myPart.PartitionCellByPlanePointNormal(
cells=total_cell,
normal=myPart.edges.findAt(
(w_thickness/2+1,f_thickness,0),
),
point=(w_thickness/2,f_thickness,0)
)
total_cell=[]
for iii in range(len(myPart.cells)):
total_cell.append(myPart.cells[iii])
myPart.PartitionCellByPlanePointNormal(
cells=total_cell,
normal=myPart.edges.findAt(
(-w_thickness/2-1,f_thickness,0),
),
point=(-w_thickness/2,f_thickness,0)
)
total_cell=[]
for iii in range(len(myPart.cells)):
total_cell.append(myPart.cells[iii])
myPart.PartitionCellByPlanePointNormal(
cells=total_cell,
normal=myPart.edges.findAt(
(-b_width/2,f_thickness,span_length/2),
),
point=(-b_width/2,f_thickness,span_length/2)
)
total_cell=[]
for iii in range(len(myPart.cells)):
total_cell.append(myPart.cells[iii])
myPart.PartitionCellByPlanePointNormal(
cells=total_cell,
normal=myPart.edges.findAt(
(-w_thickness/4,f_thickness,0),
),
point=(0,f_thickness,0)
)
myPart.seedPart(deviationFactor=0.1, minSizeFactor=0.1, size=element_size)
myPart.generateMesh()
elif model_type==2:
mySketch.Line(point1=(-b_width/2, f_thickness), point2=(b_width/2, f_thickness))
mySketch.Line(point1=(0, f_thickness), point2=(0, b_height-f_thickness))
mySketch.Line(point1=(-b_width/2, b_height-f_thickness), point2=(b_width/2, b_height-f_thickness))
myPart=myModel.Part(dimensionality=THREE_D, name='beam', type=DEFORMABLE_BODY)
myPart.BaseShellExtrude(depth=span_length, sketch=mySketch)
myPart.SectionAssignment(offset=0.0, offsetField='',
offsetType=BOTTOM_SURFACE, region=Region(
faces=myPart.faces.findAt((
(-b_width/4, b_height-f_thickness, span_length/2),(0.0, -1.0, 0.0)),
((b_width/4, b_height-f_thickness, span_length/2), (0.0, -1.0, 0.0)), )
), sectionName='shell flange', thicknessAssignment=FROM_SECTION)
myPart.SectionAssignment(offset=0.0, offsetField='',
offsetType=MIDDLE_SURFACE, region=Region(
faces=myPart.faces.findAt(
((0, b_height/2, span_length/2), (1.0, 0.0, 0.0)), )
), sectionName='shell web',
thicknessAssignment=FROM_SECTION)
myPart.SectionAssignment(offset=0.0, offsetField='',
offsetType=TOP_SURFACE, region=Region(
faces=myPart.faces.findAt((
(-b_width/4, f_thickness, span_length/2),(0.0, -1.0, 0.0)),
((b_width/4, f_thickness, span_length/2), (0.0, -1.0, 0.0)), )
), sectionName='shell flange', thicknessAssignment=FROM_SECTION)
myPart.seedPart(deviationFactor=0.1, minSizeFactor=0.1, size=element_size)
myPart.generateMesh()
elif model_type==3:
mySketch.Line(point1=(-span_length/2, 0), point2=(span_length/2, 0))
myPart=myModel.Part(dimensionality=THREE_D, name='beam', type=DEFORMABLE_BODY)
myPart.BaseWire(sketch=mySketch)
myPart.assignBeamSectionOrientation(method=
N1_COSINES, n1=(0.0, 0.0, -1.0), region=Region(
edges=myPart.edges.findAt((
(-1500.0, 0.0, 0.0),
), )))
myPart.SectionAssignment(offset=0.0, offsetField='',
offsetType=MIDDLE_SURFACE, region=Region(
edges=myPart.edges.findAt(((-10, 0.0, 0.0),
), )), sectionName='wire', thicknessAssignment=FROM_SECTION)
#partition at center point
myPart.PartitionEdgeByPoint(edge=
myPart.edges.findAt((10, 0.0, 0.0), ),
point=myPart.InterestingPoint(
myPart.edges.findAt((10, 0.0, 0.0), ), MIDDLE))
myPart.seedPart(deviationFactor=0.1, minSizeFactor=0.1, size=element_size)
myPart.generateMesh()
del mySketch
#part=====
#assembly=====
myAssembly=myModel.rootAssembly
#myInstance=myAssembly.Instance(dependent=ON, name='beam-1', part=myPart)
myInstance=myModel.rootAssembly.Instance(dependent=ON, name='beam-1', part=myPart)
myModel.StaticStep(initialInc=0.1, maxInc=0.1, name='Step-1', nlgeom=ON, previous='Initial')
if model_type==1:
myAssembly.Set(name='Load', vertices=myInstance.vertices.findAt(((0, b_height, span_length/2), )))
myAssembly.Set(edges=
myInstance.edges.findAt(
((-b_width/2+1, 0.0, span_length), ),
((-w_thickness/2+1, 0.0, span_length), ),
((w_thickness/2-1, 0.0, span_length), ),
((b_width/2-1, 0.0, span_length), ),
), name='Fix')
myAssembly.Set(edges=
myInstance.edges.findAt(
((-b_width/2+1, 0.0, 0), ),
((-w_thickness/2+1, 0.0, 0), ),
((w_thickness/2-1, 0.0, 0), ),
((b_width/2-1, 0.0, 0), ),
), name='Mov')
myModel.HistoryOutputRequest(createStepName='Step-1', name='force-1', rebar=EXCLUDE, region=
myAssembly.sets['Fix'], sectionPoints=DEFAULT, variables=('RF2', ))
myModel.HistoryOutputRequest(createStepName='Step-1', name='force-2', rebar=EXCLUDE, region=
myAssembly.sets['Mov'], sectionPoints=DEFAULT, variables=('RF2', ))
myModel.HistoryOutputRequest(createStepName='Step-1', name='displacement', rebar=EXCLUDE, region=
myAssembly.sets['Load'], sectionPoints=DEFAULT, variables=('U2', ))
elif model_type==2:
aa=1
#ここ！！
elif model_type==3:
aa=1
#ここ！！
#assembly=====
#boundary and load conditions=====
if model_type==1:
myModel.DisplacementBC(amplitude=UNSET, createStepName='Initial',
distributionType=UNIFORM, fieldName='', localCsys=None, name='fix', region=
myAssembly.sets['Fix'], u1=SET, u2=SET, u3=SET, ur1=UNSET, ur2=UNSET, ur3=UNSET)
myModel.DisplacementBC(amplitude=UNSET, createStepName='Initial',
distributionType=UNIFORM, fieldName='', localCsys=None, name='mov', region=
myAssembly.sets['Mov'], u1=SET, u2=SET, u3=UNSET, ur1=UNSET, ur2=UNSET, ur3=UNSET)
myModel.ConcentratedForce(cf2=-b_load, createStepName='Step-1',
distributionType=UNIFORM, field='', localCsys=None, name='Load-1', region=
myAssembly.sets['Load'])
elif model_type==2:
aa=1
#ここ！！
elif model_type==3:
aa=1
#ここ！！
#boundary and load conditions=====
#subbit a job=====
myJob=mdb.Job(atTime=None, contactPrint=OFF, description='', echoPrint=OFF,
explicitPrecision=SINGLE, getMemoryFromAnalysis=True, historyPrint=OFF,
memory=90, memoryUnits=PERCENTAGE, model=myModel, modelPrint=OFF,
multiprocessingMode=DEFAULT,name='case'+str(case_number+1),
nodalOutputPrecision=SINGLE,
numCpus=1, numGPUs=0, queue=None, resultsFormat=ODB, scratch='', type=
ANALYSIS, userSubroutine='', waitHours=0, waitMinutes=0)
#myJob.submit(consistencyChecking=OFF)
myJob.submit(consistencyChecking=OFF, datacheckJob=True)
myJob.waitForCompletion()
#subbit a job=====
##create models and submit jobs~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~