def test_2():
# engngModel
problem = oofempy.linearStatic(nSteps=3, outFile="test2.out")
# domain (if no engngModel specified to domain, it is asigned to the last one created)
domain = oofempy.domain(1,
1,
problem,
oofempy.domainType._2dBeamMode,
tstep_all=True,
dofman_all=True,
element_all=True)
problem.setDomain(1, domain, True)
ltf1 = oofempy.peakFunction(1, domain, t=1, f_t=1)
ltf2 = oofempy.peakFunction(2, domain, t=2, f_t=1)
ltf3 = oofempy.peakFunction(3, domain, t=3, f_t=1)
ltfs = (ltf1, ltf2, ltf3)
# boundary conditions
# loadTimeFunction parameter can be specified as int value or as LoadTimeFunction itself (valid for all objects with giveNumber() method)
bc1 = oofempy.boundaryCondition(1,
domain,
loadTimeFunction=1,
prescribedValue=0.0)
bc2 = oofempy.boundaryCondition(2,
domain,
loadTimeFunction=2,
prescribedValue=-.006e-3)
eLoad = oofempy.constantEdgeLoad(3,
domain,
loadTimeFunction=1,
components=(0., 10., 0.),
loadType=3,
ndofs=3)
nLoad = oofempy.nodalLoad(4,
domain,
loadTimeFunction=1,
components=(-18., 24., 0.))
tLoad = oofempy.structTemperatureLoad(5,
domain,
loadTimeFunction=3,
components=(30., -20.))
bcs = (bc1, bc2, eLoad, nLoad, tLoad)
# nodes
# if one value is passed as parameter where oofem expects array of values, it must be passed as tuple or list (see load in n4)
n1 = oofempy.node(1, domain, coords=(0., 0., 0.), bc=(0, 1, 0))
n2 = oofempy.node(2, domain, coords=(2.4, 0., 0.), bc=(0, 0, 0))
n3 = oofempy.node(3, domain, coords=(3.8, 0., 0.), bc=(0, 0, bc1))
n4 = oofempy.node(4,
domain,
coords=(5.8, 0., 1.5),
bc=(0, 0, 0),
load=(4, ))
n5 = oofempy.node(5, domain, coords=(7.8, 0., 3.0), bc=(0, 1, 0))
n6 = oofempy.node(6, domain, coords=(2.4, 0., 3.0), bc=(bc1, 1, bc2))
nodes = (n1, n2, n3, n4, n5, n6)
# material and cross section
mat = oofempy.isoLE(1, domain, d=1., E=30.e6, n=0.2, tAlpha=1.2e-5)
cs = oofempy.simpleCS(1,
domain,
area=0.162,
Iy=0.0039366,
beamShearCoeff=1.e18,
thick=0.54)
# elements
e1 = oofempy.beam2d(1,
domain,
nodes=(1, n2),
mat=1,
crossSect=1,
boundaryLoads=(3, 1),
bodyLoads=(5, ))
e2 = oofempy.beam2d(2,
domain,
nodes=(2, 3),
mat=mat,
crossSect=1,
DofsToCondense=(6, ),
bodyLoads=[tLoad])
e3 = oofempy.beam2d(3,
domain,
nodes=(n3, 4),
mat=1,
crossSect=cs,
dofstocondense=[3])
e4 = oofempy.beam2d(4, domain, nodes=(n4, n5), mat=mat, crossSect=cs)
e5 = oofempy.beam2d(5,
domain,
nodes=(n6, 2),
mat=1,
crossSect=1,
DofsToCondense=(6, ))
elems = (e1, e2, e3, e4, e5)
# add eveything to domain (resize container first to save some time, but it is not necessary 0 see ltfs)
util.setupDomain(domain, nodes, elems, (mat, ), (cs, ), bcs, ltfs, ())
print("\nSolving problem")
problem.checkProblemConsistency()
problem.init()
problem.postInitialize()
problem.setRenumberFlag()
problem.solveYourself()
#check solution
u1 = problem.giveUnknownComponent(
oofempy.ValueModeType.VM_Total, problem.giveCurrentStep(False), domain,
domain.giveDofManager(1).giveDofWithID(oofempy.DofIDItem.D_u))
print(u1)
assert (round(u1 + 8.64000000e-04,
8) == 0), "Node 1 dof 1 displacement check failed"
u4 = problem.giveUnknownComponent(
oofempy.ValueModeType.VM_Total, problem.giveCurrentStep(False), domain,
domain.giveDofManager(4).giveDofWithID(oofempy.DofIDItem.D_u))
assert (round(u4 - 9.47333333e-04,
8) == 0), "Node 4 dof 1 displacement check failed"
problem.terminateAnalysis()
print("\nProblem solved")
def test_4():
# engngModel
problem = oofempy.linearStatic(nSteps=1, outFile="test4.out")
# domain (if no engngModel specified to domain, it is asigned to the last one created)
domain = oofempy.domain(1,
1,
problem,
oofempy.domainType._1dTrussMode,
tstep_all=True,
dofman_all=True,
element_all=True)
problem.setDomain(1, domain, True)
ltf1 = oofempy.peakFunction(1, domain, t=1, f_t=1)
ltfs = (ltf1, )
# boundary conditions
# loadTimeFunction parameter can be specified as int value or as LoadTimeFunction itself (valid for all objects with giveNumber() method)
bc1 = oofempy.boundaryCondition(1,
domain,
loadTimeFunction=1,
prescribedValue=0.0)
n2 = oofempy.nodalLoad(2,
domain,
loadTimeFunction=1,
components=(1., ),
dofs=(1, ))
bcs = (bc1, n2)
# nodes
# if one value is passed as parameter where oofem expects array of values, it must be passed as tuple or list (see load in n4)
n1 = oofempy.node(1, domain, coords=(0., 0., 0.), bc=(bc1, ))
n2 = oofempy.node(2, domain, coords=(2.4, 0., 0.), load=(n2, ))
nodes = (n1, n2)
# material and cross section
#mat = oofempy.isoLE(1, domain, d=1., E=30.e6, n=0.2, tAlpha=1.2e-5)
mat = MyMaterial(1, domain)
cs = oofempy.simpleCS(1,
domain,
area=0.5,
Iy=0.0,
beamShearCoeff=1.e18,
thick=0.5)
# elements
e1 = oofempy.truss1d(1, domain, nodes=(1, n2), mat=1, crossSect=1)
# construct OOFEMTXTInputRecord from bp::dict **kw
elems = (e1, )
# setup domain
util.setupDomain(domain, nodes, elems, (mat, ), (cs, ), bcs, ltfs, ())
print("\nSolving problem")
problem.checkProblemConsistency()
problem.init()
problem.postInitialize()
# Test user defined material model
a = oofempy.FloatArray((1.0, ))
ans = oofempy.FloatArray()
rule = e1.giveDefaultIntegrationRulePtr()
rule = e1.giveIntegrationRule(0)
#print(rule)
gp = rule.getIntegrationPoint(0)
#print(gp)
#print(mat.giveStatus(gp))
ans = domain.giveMaterial(1).giveRealStressVector_1d(
a, rule.getIntegrationPoint(0), None)
#ans.pY()
assert (round(ans[0] - 1.5, 8) == 0), "Stress value error"
problem.setRenumberFlag()
problem.solveYourself()
#check solution
u2 = problem.giveUnknownComponent(
oofempy.ValueModeType.VM_Total, problem.giveCurrentStep(False), domain,
domain.giveDofManager(2).giveDofWithID(oofempy.DofIDItem.D_u))
assert (round(u2 - 3.2, 8) == 0), "Node 2 dof 1 displacement check failed"
problem.terminateAnalysis()
print("\nProblem solved")
def test_5():
# engngModel
problem = oofempy.staticStructural(nSteps=3, outFile="test_5.out")
# domain (if no engngModel specified to domain, it is asigned to the last one created)
domain = oofempy.domain(1, 1, problem, oofempy.domainType._2dPlaneStressMode, tstep_all=True, dofman_all=True, element_all=True)
problem.setDomain(1, domain, True)
ltf1 = oofempy.constantFunction(1, domain, f_t=1.)
ltf2 = oofempy.piecewiseLinFunction(2, domain, t=(1., 5.), f_t= (0., 4.))
ltfs = (ltf1,ltf2)
# boundary conditions
bc1 = oofempy.boundaryCondition(1, domain, loadTimeFunction=1, prescribedValue=0.0)
n2 = oofempy.nodalLoad(2, domain, loadTimeFunction=2, components=(0.,0.), dofs=(1,2))
bcs = (bc1, n2)
# nodes
n1 = oofempy.node(1, domain, coords=(0., 0., 0. ), bc=(bc1,bc1))
n2 = oofempy.node(2, domain, coords=(2.4, 0., 0. ), bc=(0,bc1))
n3 = oofempy.node(3, domain, coords=(2.4, 0.8, 0.), load=(n2,) )
nodes = (n1,n2,n3)
# material and cross section
mat = oofempy.isoLE(1, domain, d=1., E=30.e3, n=0.2, tAlpha=1.2e-5)
cs = oofempy.simpleCS(1, domain, thick=0.5, material=1, set=1)
# elements - assign through sets
e1 = oofempy.trPlaneStress2d(1, domain, nodes=(1,2,3))
elems = (e1,)
set1 = oofempy.createSet(1, domain, elements=(1,)) #Ettringite
# setup domain
util.setupDomain(domain, nodes, elems, (cs,), (mat,), bcs, (), ltfs, (set1,))
# add export module for outputting regular VTU files - automatically registered
vtkxml = oofempy.vtkxml(1, problem, domain_all=True, tstep_all=True, dofman_all=True, element_all=True, vars=(56,), primvars=(6,), stype=1, pythonExport=0)
# add export module for outputting python lists with values - automatically registered
vtkxmlPy = oofempy.vtkxml(1, problem, domain_all=True, tstep_all=True, dofman_all=True, element_all=True, vars=(56,37), primvars=(6,), cellvars = (47,103), stype=1, pythonExport=1)
#add homogenization module - automatically registered
homPy1 = oofempy.homExport(3, problem, tstep_all=True, ists=(1,4), regionsets=(1,))
print("\nSolving problem")
problem.checkProblemConsistency()
problem.init()
problem.postInitialize()
problem.giveTimer().startTimer(oofempy.EngngModelTimerType.EMTT_AnalysisTimer)
activeMStep = problem.giveMetaStep(1)
problem.initMetaStepAttributes(activeMStep);
#Create dummy temperature field, define from where to obtain the values
f = oofempy.PythonField()
f.setModuleName('test_5')
f.setFunctionName('evalField')
context = problem.giveContext()
field_man = context.giveFieldManager()
#register field so OOFEM knows of external temperature. In every iteration, it calls PythonField::evaluateAt() which propagates further to evalField()
field_man.registerField(f, oofempy.FieldType.FT_Temperature)
for timeStep in range(3):
problem.preInitializeNextStep()
problem.giveNextStep()
currentStep = problem.giveCurrentStep()
problem.initializeYourself( currentStep )
problem.solveYourselfAt( currentStep )
problem.updateYourself( currentStep )
problem.terminate( currentStep )
print("TimeStep %d finished" % (timeStep))
#get results at nodes and domain
primVars = vtkxmlPy.getPrimaryVars()
print("PrimaryVars Temperature", primVars['Temperature'])
intVars = vtkxmlPy.getInternalVars()
print("InternalVars IST_Temperature", intVars['IST_Temperature'])
cellVars = vtkxmlPy.getCellVars()
print("CellVars", cellVars)
nodesVTK = vtkxmlPy.getNodes()
print("Nodes", nodesVTK)
elementsVTK = vtkxmlPy.getElementsConnectivity()
print("Elements", elementsVTK)
problem.terminateAnalysis()
##check solution
v3 = problem.giveUnknownComponent(oofempy.ValueModeType.VM_Total, problem.giveCurrentStep(False), domain, domain.giveDofManager(3).giveDofWithID(oofempy.DofIDItem.D_v))
assert (round (v3-4.608e-4, 8) == 0), "Node 3 dof 2 displacement check failed"
t1 = primVars['Temperature'][0][0]
assert (round (t1-48.0000, 4) == 0), "Export of primary field failed"
problem.terminateAnalysis()
print("\nProblem solved")
def test_3():
# engngModel
problem = oofempy.linearStatic(nSteps=1, outFile="test_3.out")
# domain (if no engngModel specified to domain, it is asigned to the last one created)
domain = oofempy.domain(1,
1,
problem,
oofempy.domainType._1dTrussMode,
tstep_all=True,
dofman_all=True,
element_all=True)
problem.setDomain(1, domain, True)
ltf1 = oofempy.peakFunction(1, domain, t=1, f_t=1)
ltf2 = MyFunc(2, domain) # use custom ltf here
ltfs = (ltf1, ltf2)
# boundary conditions
# loadTimeFunction parameter can be specified as int value or as LoadTimeFunction itself (valid for all objects with giveNumber() method)
bc1 = oofempy.boundaryCondition(1,
domain,
loadTimeFunction=1,
prescribedValue=0.0)
n2 = oofempy.nodalLoad(2,
domain,
loadTimeFunction=2,
components=(1., ),
dofs=(1, ))
bcs = (bc1, n2)
# nodes
# if one value is passed as parameter where oofem expects array of values, it must be passed as tuple or list (see load in n4)
n1 = oofempy.node(1, domain, coords=(0., 0., 0.), bc=(bc1, ))
n2 = oofempy.node(2, domain, coords=(2.4, 0., 0.), load=(n2, ))
nodes = (n1, n2)
# material and cross section
mat = oofempy.isoLE(1, domain, d=1., E=30.e6, n=0.2, tAlpha=1.2e-5)
cs = oofempy.simpleCS(1,
domain,
area=0.5,
Iy=0.0,
beamShearCoeff=1.e18,
thick=0.5)
# elements
#e1 = oofempy.truss1d(1, domain, nodes=(1,n2), mat=1, crossSect=1)
e1 = MyElement(1, domain)
e1.setDofManagers((1, 2))
# construct OOFEMTXTInputRecord from bp::dict **kw
ir = oofempy.OOFEMTXTInputRecord()
ir.setRecordString("nodes 2 1 2 mat 1 crosssect 1")
# pass input record to elem
e1.initializeFrom(ir)
elems = (e1, )
# setup domain
util.setupDomain(domain, nodes, elems, (cs, ), (mat, ), bcs, (), ltfs, ())
print("\nSolving problem")
problem.checkProblemConsistency()
problem.init()
problem.postInitialize()
problem.setRenumberFlag()
problem.solveYourself()
#check solution
u2 = problem.giveUnknownComponent(
oofempy.ValueModeType.VM_Total, problem.giveCurrentStep(False), domain,
domain.giveDofManager(2).giveDofWithID(oofempy.DofIDItem.D_u))
assert (round(u2 + 2.5, 8) == 0), "Node 2 dof 1 displacement check failed"
problem.terminateAnalysis()
print("\nProblem solved")
import oofempy
# engngModel
problem = oofempy.linearStatic(nSteps=3, outFile="test2.out")
# domain (if no engngModel specified to domain, it is asigned to the last one created)
domain = oofempy.domain(1,
1,
problem,
oofempy.domainType._2dBeamMode,
tstep_all=True,
dofman_all=True,
element_all=True)
problem.setDomain(1, domain, True)
ltf1 = oofempy.peakFunction(1, domain, t=1, f_t=1)
ltf2 = oofempy.peakFunction(2, domain, t=2, f_t=1)
ltf3 = oofempy.peakFunction(3, domain, t=3, f_t=1)
ltfs = (ltf1, ltf2, ltf3)
# boundary conditions
# loadTimeFunction parameter can be specified as int value or as LoadTimeFunction itself (valid for all objects with giveNumber() method)
bc1 = oofempy.boundaryCondition(1,
domain,
loadTimeFunction=1,
prescribedValue=0.0)
bc2 = oofempy.boundaryCondition(2,
domain,
loadTimeFunction=2,
prescribedValue=-.006e-3)
eLoad = oofempy.constantEdgeLoad(3,
def test_6():
# engngModel
problem = oofempy.staticStructural(nSteps=1, outFile="test_6.out")
# domain (if no engngModel specified to domain, it is asigned to the last one created)
domain = oofempy.domain(1, 1, problem, oofempy.domainType._3dMode, tstep_all=True, dofman_all=True, element_all=True)
problem.setDomain(1, domain, True)
# load time functions
ltf1 = oofempy.constantFunction(1, domain, f_t=1.)
ltfs = (ltf1,)
# boundary conditions
bc1 = oofempy.boundaryCondition(1, domain, loadTimeFunction=1, prescribedValue=0.0)
dw = oofempy.DeadWeight(2, domain, loadTimeFunction = 1, components=(0.,0.,-10.0))
bcs = (bc1, dw)
# nodes
n1 = oofempy.node(1, domain, coords=(0., 0., 2. ))
n2 = oofempy.node(2, domain, coords=(0., 2., 2. ))
n3 = oofempy.node(3, domain, coords=(2., 2., 2. ))
n4 = oofempy.node(4, domain, coords=(2., 0., 2. ))
n5 = oofempy.node(5, domain, coords=(0., 0., 0. ), bc=(bc1, bc1, bc1))
n6 = oofempy.node(6, domain, coords=(0., 2., 0. ), bc=( 0, 0, bc1) )
n7 = oofempy.node(7, domain, coords=(2., 2., 0. ), bc=( 0, 0, bc1))
n8 = oofempy.node(8, domain, coords=(2., 0., 0. ), bc=( 0, bc1, bc1))
#
nodes = (n1,n2,n3,n4,n5,n6,n7,n8)
# material and cross section
mat = oofempy.isoLE(1, domain, d=2., E=100., n=0.01, tAlpha=1.2e-5)
cs = oofempy.simpleCS(1, domain)
# elements - assign through sets
e1 = oofempy.lspace(1, domain, nodes=(1,2,3,4,5,6,7,8), mat=1, crossSect = 1, bodyloads = (dw,))
elems = (e1,)
#sets
set1 = oofempy.createSet(1, domain, elements=(1,))
# setup domain
util.setupDomain(domain, nodes, elems, (cs,), (mat,), bcs, (), ltfs, (set1,))
# add export module for outputting regular VTU files - automatically registered
# vtkxml = oofempy.vtkxml(1, problem, domain_all=True, tstep_all=True, dofman_all=True, element_all=True, vars=(56,), primvars=(6,), stype=1, pythonExport=0)
# add export module for outputting python lists with values - automatically registered
print("\nSolving problem")
problem.checkProblemConsistency()
problem.init()
problem.postInitialize()
problem.giveTimer().startTimer(oofempy.EngngModelTimerType.EMTT_AnalysisTimer)
activeMStep = problem.giveMetaStep(1)
problem.initMetaStepAttributes(activeMStep);
for timeStep in range(1):
problem.preInitializeNextStep()
problem.giveNextStep()
currentStep = problem.giveCurrentStep()
problem.initializeYourself( currentStep )
problem.solveYourselfAt( currentStep )
problem.updateYourself( currentStep )
problem.terminate( currentStep )
print("TimeStep %d finished" % (timeStep))
#check solution
w3 = problem.giveUnknownComponent(oofempy.ValueModeType.VM_Total, problem.giveCurrentStep(False), domain, domain.giveDofManager(1).giveDofWithID(oofempy.DofIDItem.D_w))
assert (round (w3+4.000e-1, 8) == 0), "Node 1 dof 3 displacement check failed"
problem.terminateAnalysis()
print("\nProblem solved")