phd-scripts/Unpublished/PeriodicBoundary/PBC3D_V1_0.py

# 3D PCBs  - JGrogan - V1.0
# V1.0 - Ceated: 18-02-12
from abaqus import *
from abaqusConstants import *
#
# Define Tolerance for Node Matching:
Toler = 0.0001
# 
zModel=mdb.models['Model-1']
zAssembly=zModel.rootAssembly
#
# Constraints
for j in range(0,19):
	if j == 0:
		Name1='FaceBottom'
		Name2='FaceTop'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=-1.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=0.		
	elif j == 1:
		Name1='FaceFront'
		Name2='FaceRear'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=-1.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=0.	
	elif j == 2:
		Name1='FaceLeft'
		Name2='FaceRight'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=-1.	
	elif j == 3:
		Name1='EdgeCC1'
		Name2='EdgeBB1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=1.
	elif j == 4:
		Name1='EdgeBB1'
		Name2='EdgeAA1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=-1.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=0.
	elif j == 5:
		Name1='EdgeAA1'
		Name2='EdgeDD1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=-1.
	elif j == 6:
		Name1='EdgeCD'
		Name2='EdgeAB'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=1.
	elif j == 7:
		Name1='EdgeAB'
		Name2='EdgeA1B1'
		Coeff11=-1.
		Coeff12=1.
		Coeff13=0.
		Coeff21=-1.	#
		Coeff22=1.
		Coeff23=-1.
		Coeff31=-1.	#
		Coeff32=1.
		Coeff33=0.
	elif j == 8:
		Name1='EdgeA1B1'
		Name2='EdgeC1D1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=-1.
	elif j == 9:
		Name1='EdgeAD'
		Name2='EdgeBC'
		Coeff11=-1.
		Coeff12=1.
		Coeff13=-1.
		Coeff21=-1.	#
		Coeff22=1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=0.
	elif j == 10:
		Name1='EdgeBC'
		Name2='EdgeB1C1'
		Coeff11=-1.
		Coeff12=1.
		Coeff13=0.
		Coeff21=-1.	#
		Coeff22=1.
		Coeff23=-1.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=0.
	elif j == 11:
		Name1='EdgeB1C1'
		Name2='EdgeA1D1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=-1.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=0.
	elif j == 12:
		Name1='B'
		Name2='C'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=-1.
	elif j == 13:
		Name1='A'
		Name2='D'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=-1.	#
		Coeff22=1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=-1.
	elif j == 14:
		Name1='C'
		Name2='C1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=1.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=-0.	
	elif j == 15:
		Name1='D'
		Name2='D1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=1.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=-0.	
	elif j == 16:
		Name1='C1'
		Name2='B1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=1.
	elif j == 17:
		Name1='D1'
		Name2='A1'
		Coeff11=1.
		Coeff12=-1.
		Coeff13=0.
		Coeff21=1.	#
		Coeff22=-1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=1.
	elif j == 18:
		Name1='A1'
		Name2='B1'
		Coeff11=-1.
		Coeff12=1.
		Coeff13=-1.
		Coeff21=-1.	#
		Coeff22=1.
		Coeff23=0.
		Coeff31=1.	#
		Coeff32=-1.
		Coeff33=0.		
	i=1
	entity1=zAssembly.sets[Name1].nodes
	entity2=zAssembly.sets[Name2].nodes
	for eachNode1 in entity1:
		cor1x=eachNode1.coordinates[0]
		cor1y=eachNode1.coordinates[1]
		cor1z=eachNode1.coordinates[2]
		for eachNode2 in entity2:
			distx=abs(cor1x-eachNode2.coordinates[0])
			disty=abs(cor1y-eachNode2.coordinates[1])
			distz=abs(cor1z-eachNode2.coordinates[2])
			if (distx<Toler and disty<Toler)or(disty<Toler and distz<Toler)or(distx<Toler and distz<Toler):
				Node1=entity1.sequenceFromLabels(labels=(eachNode1.label,))
				Node2=entity2.sequenceFromLabels(labels=(eachNode2.label,))
				zAssembly.Set(name='S'+Name1+str(i),nodes=Node1)
				zAssembly.Set(name='S'+Name2+str(i),nodes=Node2)
				zModel.Equation(name=Name1+Name2+'1'+str(i),terms=((Coeff11,'S'+Name1+str(i),1),(Coeff12,'S'+Name2+str(i),1),(Coeff13,'Dummy',1)))				
				zModel.Equation(name=Name1+Name2+'2'+str(i),terms=((Coeff21,'S'+Name1+str(i),2),(Coeff22,'S'+Name2+str(i),2),(Coeff23,'Dummy',2)))				
				zModel.Equation(name=Name1+Name2+'3'+str(i),terms=((Coeff31,'S'+Name1+str(i),3),(Coeff32,'S'+Name2+str(i),3),(Coeff33,'Dummy',3)))				
				i=i+1