Brick8NCoupling Namespace Reference

Functions
def	AddBC (nodeId, directions)

Variables
	structure = nuto.Structure(3)
	Material1 = structure.ConstitutiveLawCreate("Linear_Elastic_Engineering_Stress")
	interpolationType = structure.InterpolationTypeCreate("Brick3D")
list	nodeContributions
list	terms = []
	node = structure.NodeGetNodePtr(nodeId)
	equation = nuto.Equation(terms)
	direction = np.array([1.0, 0.0, 0.0])
	intGradient = structure.BuildGlobalInternalGradient()
	extGradient = structure.BuildGlobalExternalLoadVector()
	extGradientJ = extGradient.J.Get("Displacements")
	intGradientJ = intGradient.J.Get("Displacements")
	intGradientK = intGradient.K.Get("Displacements")
	intGradientKcast = -intGradientK
	cmat = structure.GetAssembler().GetConstraintMatrix()
	residual = intGradientJ+cmat.Get("Displacements", "Displacements").TransMult(intGradientKcast)-extGradientJ
	visualizationGroup = structure.GroupCreate("Elements")

Function Documentation

def Brick8NCoupling.AddBC	(		nodeId,
			directions
	)

Variable Documentation

Brick8NCoupling.cmat = structure.GetAssembler().GetConstraintMatrix()

Brick8NCoupling.direction = np.array([1.0, 0.0, 0.0])

Brick8NCoupling.equation = nuto.Equation(terms)

Brick8NCoupling.extGradient = structure.BuildGlobalExternalLoadVector()

Brick8NCoupling.extGradientJ = extGradient.J.Get("Displacements")

Brick8NCoupling.interpolationType = structure.InterpolationTypeCreate("Brick3D")

Brick8NCoupling.intGradient = structure.BuildGlobalInternalGradient()

Brick8NCoupling.intGradientJ = intGradient.J.Get("Displacements")

Brick8NCoupling.intGradientK = intGradient.K.Get("Displacements")

Brick8NCoupling.intGradientKcast = -intGradientK

Brick8NCoupling.Material1 = structure.ConstitutiveLawCreate("Linear_Elastic_Engineering_Stress")

Brick8NCoupling.node = structure.NodeGetNodePtr(nodeId)

list Brick8NCoupling.nodeContributions

Initial value:

= [
    (nuto.eDirection_X, {6: -1.0, 3: 0.5, 9: 0.5}),
    (nuto.eDirection_Y, {6: -1.0, 3: 0.5, 9: 0.5}),
    (nuto.eDirection_Z, {6: -1.0, 3: 0.5, 9: 0.5}),
    (nuto.eDirection_X, {12: -1.0, 3: 0.5, 21: 0.5}),
    (nuto.eDirection_Y, {12: -1.0, 3: 0.5, 21: 0.5}),
    (nuto.eDirection_Z, {12: -1.0, 3: 0.5, 21: 0.5}),
    (nuto.eDirection_X, {18: -1.0, 9: 0.5, 27: 0.5}),
    (nuto.eDirection_Y, {18: -1.0, 9: 0.5, 27: 0.5}),
    (nuto.eDirection_Z, {18: -1.0, 9: 0.5, 27: 0.5}),
    (nuto.eDirection_X, {24: -1.0, 21: 0.5, 27: 0.5}),
    (nuto.eDirection_Y, {24: -1.0, 21: 0.5, 27: 0.5}),
    (nuto.eDirection_Z, {24: -1.0, 21: 0.5, 27: 0.5}),
    (nuto.eDirection_X, {15: -1.0, 3: 0.25, 9: 0.25, 21: 0.25, 27: 0.25}),
    (nuto.eDirection_Y, {15: -1.0, 3: 0.25, 9: 0.25, 21: 0.25, 27: 0.25}),
    (nuto.eDirection_Z, {15: -1.0, 3: 0.25, 9: 0.25, 21: 0.25, 27: 0.25}),
    ]

Brick8NCoupling.residual = intGradientJ+cmat.Get("Displacements", "Displacements").TransMult(intGradientKcast)-extGradientJ

Brick8NCoupling.structure = nuto.Structure(3)

list Brick8NCoupling.terms = []

Brick8NCoupling.visualizationGroup = structure.GroupCreate("Elements")