from abapy.postproc import FieldOutput, TensorFieldOutput, VectorFieldOutput, Identity_like data11 = [0., 0., 1.] data22 = [0., 0., -1] data12 = [1., 2., 0.] labels = range(1, len(data11) + 1) fo11 = FieldOutput(labels=labels, data=data11, position='node') fo22 = FieldOutput(labels=labels, data=data22, position='node') fo12 = FieldOutput(labels=labels, data=data12, position='node') tensor = TensorFieldOutput(data11=fo11, data22=fo22, data12=fo12) tresca = tensor.tresca() print(tresca)
from abapy.postproc import FieldOutput, VectorFieldOutput
data1 = [1, 2, 3, 5, 6, 0]
data2 = [1. for i in data1]
labels = range(1, len(data1) + 1)
fo1, fo2 = FieldOutput(labels=labels, data=data1,
position='node'), FieldOutput(labels=labels,
data=data2,
position='node')
vector = VectorFieldOutput(data1=fo1, data2=fo2)
vector2 = VectorFieldOutput(data2=fo2)
vector # short description
print(vector) # long description
print(vector[6]) # Returns a VectorFieldOutput instance
print(vector[1, 4, 6]) # Picking label by label
print(vector[1:6:2]) # Slicing
print(vector.get_data(6)) # Returns 3 floats
print(vector.norm()) # Returns norm
print(vector.sum()) # returns the sum of coords
print(vector * vector2) # Itemwise product (like numpy, unlike matlab)
print(vector.dot(vector2)) # Dot/Scalar product
print(vector.cross(vector2)) # Cross/Vector product
print(vector + 2) # Itemwise addition
print(vector * 2) # Itemwise multiplication
print(vector) # Itemwise division
# print(vector / vector2) # Itemwise division between vectors (numpy way)
# print(abs(vector)) # Absolute value
# print(vector ** 2) # Power
# print(vector ** vector) # Itemwize power
from abapy.postproc import FieldOutput data = [-1., 5., 3.] labels = [1, 3, 2] fo = FieldOutput(data=data, labels=labels, position='node') print(fo) # data is sorted by labels print(fo[1:2]) # slicing print(fo[2]) # indexing print(fo[1, 3]) # multiple indexing print(fo * 2) # multiplication fo2 = fo**2 # power print(fo2) print(fo * fo2) print(fo + fo2) print(abs(fo))
from abapy.postproc import FieldOutput data = [1,2,3,5,6,0] labels = range(1,len(data)+1) fo = FieldOutput(data=data, labels = labels) print fo.get_data(6) print fo.get_data(10)
grain_diameter = (grain_volume * 6./np.pi)**(1. / 3.)
elem_grain_diameter = grain_diameter[elem_flags]
# Hall-Petch
sy = sigma_0_hp + k_hp / elem_grain_diameter**.5
E = E * np.ones(Ne) # Young's modulus
nu = nu * np.ones(Ne) # Poisson's ratio
n = n * np.ones(Ne)
labels = ['mat_{0}'.format(i+1) for i in xrange(len(sy))]
material = [materials.Bilinear(labels = labels[i],E = E[i], nu = nu[i], n = n[i],sy = sy[i]) for i in xrange(Ne)]
model.material = material
sy_field = FieldOutput(labels = mesh.labels, data = sy, position = "element")
if Run_simu:
model.MakeInp()
model.Run()
model.MakePostProc()
model.RunPostProc()
else:
model.LoadResults()
# Plotting results
if model.outputs['completed']:
U = model.outputs['field']['U'][0]
mesh.nodes.apply_displacement(U)
f = open("cuboidTest_voronoi.vtk", "w")
f.write(mesh.dump2vtk())
f.write(sy_field.dump2vtk(name = "Yield_Stress"))
from abapy.postproc import FieldOutput, VectorFieldOutput data1 = [1,2,3,5,6,0] data2 = [1. for i in data1] labels = range(1,len(data1)+1) fo1, fo2 = FieldOutput(data=data1, labels = labels), FieldOutput(data=data2, labels = labels) vector = VectorFieldOutput(data1 = fo1, data2 = fo2 ) print vector.get_data(6) x, y, z = vector.get_data(5) print x, y, z print vector.get_data(10) norm = vector.get_norm()
ymin, ymax = nodes_postion[:, 1].min(), nodes_postion[:, 1].max()
zmin, zmax = nodes_postion[:, 2].min(), nodes_postion[:, 2].max()
# Seeds
seeds = np.random.rand(Nseed, 3) * np.array(
[[xmax - xmin, ymax - ymin, zmax - zmin]]) + np.array([[xmin, ymin, zmin]])
seed_flags = np.arange(Nseed)
elem_flags = interpolate.griddata(seeds,
seed_flags,
centroids,
method="nearest")
# Building sets
elabels = np.array(mesh.labels)
grain_sets = []
for i in xrange(len(seed_flags)):
flag = seed_flags[i]
grain_sets.append(elabels[np.where(elem_flags == flag)[0]])
mesh.add_set(label="G{0}".format(i),
elements=elabels[np.where(elem_flags == flag)[0]])
labels = ['mat_{0}'.format(i + 1) for i in xrange(len(sy))]
material = [
materials.Bilinear(labels=labels[i], E=E[i], nu=nu[i], n=n[i], sy=sy[i])
for i in xrange(Ne)
]
model.material = material
sy_field = FieldOutput(labels=mesh.labels, data=sy, position="element")
model.MakeInp()
grain_volume[i] = ((elem_flags == flag) * elem_volume).sum()
grain_diameter = (grain_volume * 6./np.pi)**(1. / 3.)
elem_grain_diameter = grain_diameter[elem_flags]
# Hall-Petch (not mandatory)
sy = sigma_0_hp + k_hp / elem_grain_diameter**.5
E = E * np.ones(Ne) # Young's modulus
nu = nu * np.ones(Ne) # Poisson's ratio
n = n * np.ones(Ne)
labels = ['mat_{0}'.format(i+1) for i in xrange(len(sy))]
material = [materials.Bilinear(labels = labels[i],E = E[i], nu = nu[i], n = n[i],sy = sy[i]) for i in xrange(Ne)]
model.material = material
sy_field = FieldOutput(labels = mesh.labels, data = sy, position = "element")
if Run_simu:
model.MakeInp()
model.Run()
model.MakePostProc()
model.RunPostProc()
else:
model.LoadResults()
# Plotting results
if model.outputs['completed']:
U = model.outputs['field']['U'][0]
mesh.nodes.apply_displacement(U)
f = open(label + ".vtk", "w")
f.write(mesh.dump2vtk())
from abapy.postproc import FieldOutput
from abapy.mesh import Mesh, Nodes
x = [0.,1.,0.]
y = [0.,0.,1.]
z = [0.,0.,0.]
labels = [1,2,3]
nodes = Nodes(x=x,y=y,z=z, labels=labels)
mesh = Mesh(nodes=nodes)
mesh.add_element(label = 1 , connectivity = [1,2,3], space = 2 , name = 'tri3') # triangle element
nodeField = FieldOutput()
nodeField.add_data(data = 0., label = 1)
nodeField.add_data(data = 10., label = 2)
nodeField.add_data(data = 20., label = 3)
elementField = FieldOutput(position='element')
elementField.add_data(label = 1, data =10.)
out = ''
out+=mesh.dump2vtk()
out+=nodeField.dump2vtk('nodeField')
out+=elementField.dump2vtk('elementField')
f = open("FieldOutput-dump2vtk.vtk", "w")
f.write(out)
f.close()
from abapy.postproc import FieldOutput
from abapy.mesh import Mesh, Nodes
x = [0., 1., 0.]
y = [0., 0., 1.]
z = [0., 0., 0.]
labels = [1, 2, 3]
nodes = Nodes(x=x, y=y, z=z, labels=labels)
mesh = Mesh(nodes=nodes)
mesh.add_element(label=1, connectivity=[1, 2, 3], space=2,
name='tri3') # triangle element
nodeField = FieldOutput()
nodeField.add_data(data=0., label=1)
nodeField.add_data(data=10., label=2)
nodeField.add_data(data=20., label=3)
elementField = FieldOutput(position='element')
elementField.add_data(label=1, data=10.)
out = ''
out += mesh.dump2vtk()
out += nodeField.dump2vtk('nodeField')
out += elementField.dump2vtk('elementField')
f = open("FieldOutput-dump2vtk.vtk", "w")
f.write(out)
f.close()