47 lines
1.3 KiB
Python
47 lines
1.3 KiB
Python
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# Import Neccesary Abaqus Modules
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from abaqusConstants import *
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from odbAccess import *
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import sys
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import os
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jobName=sys.argv[-2]
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resFile=sys.argv[-1]
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odbfilename=jobName+'.odb'
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try:
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odb=openOdb(path=odbfilename)
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aNod=odb.rootAssembly.instances['AMESH-1'].nodeSets['E1'].nodes[0].coordinates[0]
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bNod=odb.rootAssembly.instances['AMESH-1'].nodeSets['E2'].nodes[0].coordinates[0]
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rlen=abs(aNod-bNod)
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check=0.
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try:
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for eachFrame in odb.steps["Step-5"].frames:
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tforce=0.
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for currentForce in eachFrame.fieldOutputs["CNORMF ASSEMBLY_AOUTER/ASSEMBLY_SURF-1"].values:
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fx=currentForce.data[0]
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fy=currentForce.data[1]
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fz=currentForce.data[2]
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tforce=tforce+sqrt(fx*fx+fy*fy+fz*fz)
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aSet=odb.rootAssembly.instances['OUTER-1']
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uy=eachFrame.fieldOutputs["U"].getSubset(region=aSet).values[0].data[1]
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uz=eachFrame.fieldOutputs["U"].getSubset(region=aSet).values[0].data[2]
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rad=sqrt(uy*uy+uz*uz)
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if tforce>0.:
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check=check+1
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if check==2:
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f1=tforce
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r1=rad
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if check==5:
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f2=tforce
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r2=rad
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break
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stiff=abs(f2-f1)/abs(r2-r1)
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except:
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stiff=0.
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stiff=stiff/rlen
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except:
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stiff=0.
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outFile = open(resFile,"w")
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objFn=1.-(0.15*abs(stiff))
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outFile.write("%12.6f \n " % (objFn))
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outFile.close()
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odb.close()
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