def example_with_new_domain():
from ibvpy.api import \
TStepper as TS, RTDofGraph, RTraceDomainListField, TLoop, \
TLine, BCDof, IBVPSolve as IS, DOTSEval
from ibvpy.mats.mats1D.mats1D_elastic.mats1D_elastic import MATS1DElastic
fets_eval = FETS1D2L3U(mats_eval=MATS1DElastic(E=10.))
from ibvpy.mesh.fe_grid import FEGrid
# Discretization
domain = FEGrid(coord_max=(3., ),
shape=(3, ),
fets_eval=fets_eval)
ts = TS(dof_resultants=True,
sdomain=domain,
# conversion to list (square brackets) is only necessary for slicing of
# single dofs, e.g "get_left_dofs()[0,1]"
# bcond_list = [ BCDof(var='u', dof = 0, value = 0.) ] +
# [ BCDof(var='u', dof = 2, value = 0.001 ) ]+
# [ ) ],
bcond_list=[BCDof(var='u', dof=0, value=0.),
# BCDof(var='u', dof = 1, link_dofs = [2], link_coeffs = [0.5],
# value = 0. ),
# BCDof(var='u', dof = 2, link_dofs = [3], link_coeffs = [1.],
# value = 0. ),
BCDof(var='f', dof=6, value=1,
# link_dofs = [2], link_coeffs = [2]
)],
rtrace_list=[RTDofGraph(name='Fi,right over u_right (iteration)',
var_y='F_int', idx_y=0,
var_x='U_k', idx_x=1),
RTraceDomainListField(name='Stress',
var='sig_app', idx=0),
RTraceDomainListField(name='Displacement',
var='u', idx=0),
RTraceDomainListField(name='N0',
var='N_mtx', idx=0,
record_on='update')
]
)
# Add the time-loop control
tloop = TLoop(tstepper=ts,
tline=TLine(min=0.0, step=1, max=1.0))
print('---- result ----')
print(tloop.eval())
print(ts.F_int)
print(ts.rtrace_list[0].trace.ydata)
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def example_3d():
from ibvpy.mats.mats3D.mats3D_elastic.mats3D_elastic import MATS3DElastic
from ibvpy.fets.fets3D.fets3D8h import FETS3D8H
fets_eval = FETS3D8H(mats_eval=MATS3DElastic())
fe_domain = FEDomain()
fe_level1 = FERefinementGrid(domain=fe_domain, fets_eval=fets_eval)
# Discretization
fe_domain1 = FEGrid(coord_max=(2., 5., 3.),
shape=(2, 3, 2),
level=fe_level1,
fets_eval=fets_eval)
fe_child_domain = FERefinementGrid(parent=fe_domain1,
fine_cell_shape=(2, 2, 2))
fe_child_domain.refine_elem((1, 1, 0))
fe_child_domain.refine_elem((0, 1, 0))
fe_child_domain.refine_elem((1, 1, 1))
fe_child_domain.refine_elem((0, 1, 1))
ts = TS(
dof_resultants=True,
sdomain=fe_domain,
bcond_list=[
BCDofGroup(var='f',
value=1.,
dims=[0],
get_dof_method=fe_domain1.get_top_dofs),
BCDofGroup(var='u',
value=0.,
dims=[0, 1],
get_dof_method=fe_domain1.get_bottom_dofs),
],
rtrace_list=[
RTraceGraph(name='Fi,right over u_right (iteration)',
var_y='F_int',
idx_y=0,
var_x='U_k',
idx_x=1),
# RTraceDomainListField(name = 'Stress' ,
# var = 'sig_app', idx = 0, warp = True ),
# RTraceDomainField(name = 'Displacement' ,
# var = 'u', idx = 0),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
# Add the time-loop control
tloop = TLoop(tstepper=ts, tline=TLine(min=0.0, step=1, max=1.0))
print tloop.eval()
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=tloop)
ibvpy_app.main()
def example_2d():
from ibvpy.mats.mats2D.mats2D_elastic.mats2D_elastic import MATS2DElastic
from ibvpy.fets.fets2D.fets2D4q import FETS2D4Q
fets_eval = FETS2D4Q(mats_eval=MATS2DElastic(E=2.1e5))
# Discretization
fe_domain1 = FEGrid(coord_max=(2., 5., 0.),
shape=(10, 10),
fets_eval=fets_eval)
fe_subgrid1 = FERefinementLevel(parent=fe_domain1,
fine_cell_shape=(1, 1))
print 'children'
print fe_domain1.children
fe_subgrid1.refine_elem((5, 5))
fe_subgrid1.refine_elem((6, 5))
fe_subgrid1.refine_elem((7, 5))
fe_subgrid1.refine_elem((8, 5))
fe_subgrid1.refine_elem((9, 5))
fe_domain = FEDomain(subdomains=[fe_domain1])
ts = TS(dof_resultants=True,
sdomain=fe_domain,
bcond_list=[BCDofGroup(var='f', value=0.1, dims=[0],
get_dof_method=fe_domain1.get_top_dofs),
BCDofGroup(var='u', value=0., dims=[0, 1],
get_dof_method=fe_domain1.get_bottom_dofs),
],
rtrace_list=[RTraceGraph(name='Fi,right over u_right (iteration)',
var_y='F_int', idx_y=0,
var_x='U_k', idx_x=1),
RTraceDomainListField(name='Stress',
var='sig_app', idx=0, warp=True),
# RTraceDomainField(name = 'Displacement' ,
# var = 'u', idx = 0),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
]
)
# Add the time-loop control
tloop = TLoop(tstepper=ts,
tline=TLine(min=0.0, step=1, max=1.0))
#
print tloop.eval()
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=tloop)
ibvpy_app.main()
def demo3d():
# Geometry
#
length = 1.0
from ibvpy.fets.fets3D import FETS3D8H, FETS3D8H20U, FETS3D8H27U, FETS3D8H20U
from ibvpy.mats.mats3D import MATS3DElastic
# Material and FE Formulation
#
lin_x_temperature = TemperatureLinFn(length=length, n_dims=3, offset=0.5)
fets_eval = FETS3D8H20U(mats_eval=MATS3DElastic(
E=30e3, nu=0.2, initial_strain=lin_x_temperature))
fets_eval.vtk_r *= 0.99
# Discretization
#
domain = FEGrid(coord_max=(length, length, length),
shape=(6, 3, 3),
fets_eval=fets_eval)
bcond_list = [
BCSlice(var='u',
dims=[0, 1, 2],
slice=domain[0, 0, 0, 0, 0, 0],
value=0),
BCSlice(var='u',
dims=[0, 1],
slice=domain[0, 0, -1, 0, 0, -1],
value=0),
BCSlice(var='u', dims=[0], slice=domain[0, -1, 0, 0, -1, 0], value=0),
]
rtrace_list = [
sig_trace, eps_trace, eps0_trace, eps1t_trace, max_p_sig_trace, u_trace
]
for rtrace in rtrace_list:
rtrace.position = 'int_pnts'
rtrace.warp = False
corner_dof = domain[-1, -1, -1, -1, -1, -1].dofs[0, 0, 2]
ts = TS(sdomain=domain, bcond_list=bcond_list, rtrace_list=rtrace_list)
# Time integration
#
tloop = TLoop(tstepper=ts, tline=TLine(min=0.0, step=3, max=1.0))
tloop.eval()
# Postprocessing
#
app = IBVPyApp(ibv_resource=tloop)
app.main()
def __demo__():
from ibvpy.api import \
TStepper as TS, RTDofGraph, RTraceDomainListField, TLoop, \
TLine, BCDof
from ibvpy.tmodel.mats1D.mats1D_elastic.mats1D_elastic import MATS1DElastic
fets_eval = FETS1D2L(mats_eval=MATS1DElastic(E=10.))
from ibvpy.mesh.fe_grid import FEGrid
# Discretization
domain = FEGrid(coord_max=(3., ), shape=(3, ), fets_eval=fets_eval)
ts = TS(dof_resultants=True,
sdomain=domain,
bcond_list=[
BCDof(var='u', dof=0, value=0.),
BCDof(
var='f',
dof=3,
value=1,
)
],
rtrace_list=[
RTDofGraph(name='Fi,right over u_right (iteration)',
var_y='F_int',
idx_y=0,
var_x='U_k',
idx_x=1),
RTraceDomainListField(name='Stress', var='sig_app', idx=0),
RTraceDomainListField(name='Displacement',
var='u',
idx=0,
warp=True),
RTraceDomainListField(name='N0',
var='N_mtx',
idx=0,
record_on='update')
])
# Add the time-loop control
tloop = TLoop(tstepper=ts, tline=TLine(min=0.0, step=0.5, max=1.0))
print('---- result ----')
print(tloop.eval())
print(ts.F_int)
print(ts.rtrace_list[0].trace.ydata)
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
app = IBVPyApp(ibv_resource=tloop)
app.main()
def example_0():
from ibvpy.fets.fets_eval import FETSEval
fets_sample = FETSEval(dof_r=[[-1., -1], [0.5, -1], [1, 1], [-1, 1]],
geo_r=[[-1., -1], [0.5, -1], [1, 1], [-1, 1]],
n_nodal_dofs=1)
fe_domain = FEDomain()
fe_pgrid = FERefinementGrid(domain=fe_domain,
fets_eval=fets_sample)
fe_grid = FEGrid(coord_max=(1., 1., 0.),
level=fe_pgrid,
shape=(2, 2),
inactive_elems=[1],
fets_eval=fets_sample)
print('elem_dof_map')
print(fe_domain.elem_dof_map)
print('elem_X_map')
print(fe_domain.elem_X_map)
fe_child_domain = FERefinementGrid(parent=fe_pgrid,
fets_eval=fets_sample,
fine_cell_shape=(2, 2))
fe_child_domain.refine_elem((1, 1))
fe_child_domain.refine_elem((0, 1))
print(fe_child_domain.elem_dof_map)
print(fe_child_domain.elem_X_map)
print('n_dofs', fe_child_domain.n_dofs)
for e_id, e in enumerate(fe_child_domain.elements):
print('idx', e_id)
print(e)
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=fe_domain)
ibvpy_app.main()
def demo2d():
# Geometry
#
length = 1.0
from ibvpy.fets.fets2D import FETS2D4Q, FETS2D4Q8U, FETS2D4Q12U
from ibvpy.mats.mats2D import MATS2DElastic
# Material and FE Formulation
#
lin_x_temperature = TemperatureLinFn(length=length, n_dims=2)
fets_eval = FETS2D4Q12U(mats_eval=MATS2DElastic(
E=30e5, nu=0.2, initial_strain=lin_x_temperature))
fets_eval.vtk_r *= 0.99
# Discretization
#
domain = FEGrid(coord_max=(length, length, 0.),
shape=(10, 10),
fets_eval=fets_eval)
bcond_list = [
BCSlice(var='u', dims=[0, 1], slice=domain[0, 0, 0, 0], value=0),
BCSlice(var='u', dims=[1], slice=domain[0, -1, 0, -1], value=0),
]
rtrace_list = [sig_trace, eps_trace, eps0_trace, eps1t_trace, u_trace]
ts = TS(
sdomain=domain,
bcond_list=bcond_list,
rtrace_list=rtrace_list,
)
# Time integration
#
tloop = TLoop(tstepper=ts, tline=TLine(min=0.0, step=1, max=1.0))
tloop.eval()
# Postprocessing
#
app = IBVPyApp(ibv_resource=tloop)
app.main()
def _get_shape(self):
return len(self.elements)
#------------------------------------------------------------------
# UI - related methods
#------------------------------------------------------------------
traits_view = View(Item('source_domain@', show_label=False),
Item('refresh_button', show_label=False),
Item('ls_value', show_label=False),
resizable=True,
scrollable=True,
height=0.5,
width=0.5)
if __name__ == '__main__':
fe_domain = FEGrid(coord_min=(-2., -2., 0),
coord_max=(2., 2., 0),
shape=(10, 10),
geo_r=[[-1, -1], [-1, 1], [1, 1], [1, -1]],
dof_r=[[-1, -1], [-1, 1], [1, 1], [1, -1]])
ls_domain = FELevelSetDomain(source_domain=fe_domain,
ls_function=lambda x, y: x**2 + y**2 - 1.)
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=ls_domain)
ibvpy_app.main()
def get_sig_norm(self, sctx, eps_app_eng):
sig_eng, D_mtx = self.get_corr_pred(sctx, eps_app_eng, 0, 0, 0)
return array([scalar_sqrt(sig_eng[0]**2 + sig_eng[1]**2)])
# Declare and fill-in the rte_dict - it is used by the clients to
# assemble all the available time-steppers.
#
rte_dict = Trait(Dict)
def _rte_dict_default(self):
return {
'sig_app': self.get_sig_app,
'eps_app': self.get_eps_app,
'sig_norm': self.get_sig_norm,
'strain_energy': self.get_strain_energy
}
if __name__ == '__main__':
#-------------------------------------------------------------------------
# Example using the mats2d_explore
#-------------------------------------------------------------------------
from ibvpy.mats.mats_explore import MATSExplore, MATS2DExplore
mats_eval = MATS2DConduction()
mats_explore = MATSExplore(dim=MATS2DExplore(mats_eval=mats_eval))
mats_explore.tloop.eval()
# mme.configure_traits( view = 'traits_view_begehung' )
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=mats_explore)
ibvpy_app.main()
def example_with_new_domain():
from ibvpy.api import \
TStepper as TS, RTraceGraph, RTraceDomainListField, \
RTraceDomainListInteg, TLoop, \
TLine, BCDof, IBVPSolve as IS, DOTSEval
from ibvpy.mats.mats2D.mats2D_elastic.mats2D_elastic import MATS2DElastic
from ibvpy.mats.mats2D.mats2D_sdamage.mats2D_sdamage import MATS2DScalarDamage
from ibvpy.api import BCDofGroup
mats_eval = MATS2DElastic()
fets_eval = FETS2D4Q(mats_eval=mats_eval)
#fets_eval = FETS2D4Q(mats_eval = MATS2DScalarDamage())
print fets_eval.vtk_node_cell_data
from ibvpy.mesh.fe_grid import FEGrid
from ibvpy.mesh.fe_refinement_grid import FERefinementGrid
from ibvpy.mesh.fe_domain import FEDomain
from mathkit.mfn import MFnLineArray
# Discretization
fe_grid = FEGrid(coord_max=(10., 4., 0.),
shape=(10, 3),
fets_eval=fets_eval)
bcg = BCDofGroup(var='u',
value=0.,
dims=[0],
get_dof_method=fe_grid.get_left_dofs)
bcg.setup(None)
print 'labels', bcg._get_labels()
print 'points', bcg._get_mvpoints()
mf = MFnLineArray( # xdata = arange(10),
ydata=array([0, 1, 2, 3]))
right_dof = 2
tstepper = TS(
sdomain=fe_grid,
bcond_list=[
BCDofGroup(var='u',
value=0.,
dims=[0, 1],
get_dof_method=fe_grid.get_left_dofs),
# BCDofGroup( var='u', value = 0., dims = [1],
# get_dof_method = fe_grid.get_bottom_dofs ),
BCDofGroup(var='u',
value=.005,
dims=[1],
time_function=mf.get_value,
get_dof_method=fe_grid.get_right_dofs)
],
rtrace_list=[
RTraceGraph(name='Fi,right over u_right (iteration)',
var_y='F_int',
idx_y=right_dof,
var_x='U_k',
idx_x=right_dof,
record_on='update'),
RTraceDomainListField(name='Stress',
var='sig_app',
idx=0,
position='int_pnts',
record_on='update'),
# RTraceDomainListField(name = 'Damage' ,
# var = 'omega', idx = 0,
#
# record_on = 'update',
# warp = True),
RTraceDomainListField(name='Displacement',
var='u',
idx=0,
record_on='update',
warp=True),
RTraceDomainListField(name='Strain energy',
var='strain_energy',
idx=0,
record_on='update',
warp=False),
RTraceDomainListInteg(name='Integ strain energy',
var='strain_energy',
idx=0,
record_on='update',
warp=False),
# RTraceDomainListField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
# Add the time-loop control
#global tloop
tloop = TLoop(tstepper=tstepper,
KMAX=300,
tolerance=1e-4,
tline=TLine(min=0.0, step=1.0, max=1.0))
#import cProfile
#cProfile.run('tloop.eval()', 'tloop_prof' )
# print tloop.eval()
#import pstats
#p = pstats.Stats('tloop_prof')
# p.strip_dirs()
# print 'cumulative'
# p.sort_stats('cumulative').print_stats(20)
# print 'time'
# p.sort_stats('time').print_stats(20)
tloop.eval()
# Put the whole thing into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def example_2d():
from ibvpy.mats.mats2D.mats2D_elastic.mats2D_elastic import MATS2DElastic
from ibvpy.fets.fets2D.fets2D4q import FETS2D4Q
from ibvpy.fets.fets2D.fets2D4q8u import FETS2D4Q8U
from ibvpy.fets.fets2D.fets2D4q9u import FETS2D4Q9U
from ibvpy.fets.fets2D.fets2D9q import FETS2D9Q
fets_eval = FETS2D4Q(mats_eval=MATS2DElastic(E=1., nu=0.))
xfets_eval = FETSBimaterial(parent_fets=fets_eval,
int_order=3,
mats_eval=MATS2DElastic(E=1., nu=0.),
mats_eval2=MATS2DElastic(E=5., nu=0.))
# Discretization
fe_domain = FEDomain()
fe_level1 = FERefinementGrid(domain=fe_domain, fets_eval=fets_eval)
fe_grid1 = FEGrid(coord_max=(3., 1., 0.),
shape=(3, 1),
fets_eval=fets_eval,
level=fe_level1)
fe_xdomain = XFESubDomain(
domain=fe_domain,
fets_eval=xfets_eval,
#fe_grid_idx_slice = fe_grid1[1,0],
fe_grid_slice=fe_grid1['X - 1.5'])
ts = TS(
dof_resultants=True,
sdomain=fe_domain,
bcond_list=[
BCDofGroup(var='u',
value=1.,
dims=[0],
get_dof_method=fe_grid1.get_right_dofs),
BCDofGroup(var='u',
value=0.,
dims=[1],
get_dof_method=fe_grid1.get_right_dofs),
BCDofGroup(var='u',
value=0.,
dims=[0, 1],
get_dof_method=fe_grid1.get_left_dofs),
],
rtrace_list=[
# RTraceGraph(name = 'Fi,right over u_right (iteration)' ,
# var_y = 'F_int', idx_y = 0,
# var_x = 'U_k', idx_x = 1),
# RTraceDomainListField(name = 'Stress' ,
# var = 'sig_app', idx = 0, warp = True ),
RTraceDomainListField(name='Displacement',
var='u',
idx=0,
warp=True),
RTraceDomainListField(name='Strain',
var='eps',
idx=0,
warp=True),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
#
# # Add the time-loop control
tloop = TLoop(
tstepper=ts,
# tolerance = 1e-4, KMAX = 4,
# debug = True, RESETMAX = 2,
tline=TLine(min=0.0, step=1., max=1.0))
#print "elements ",fe_xdomain.elements[0]
fe_xdomain.deactivate_sliced_elems()
print 'parent elems ', fe_xdomain.fe_grid_slice.elems
print 'parent dofs ', fe_xdomain.fe_grid_slice.dofs
print "dofmap ", fe_xdomain.elem_dof_map
print "ls_values ", fe_xdomain.dots.dof_node_ls_values
print 'intersection points ', fe_xdomain.fe_grid_slice.r_i
print "triangles ", fe_xdomain.dots.rt_triangles
print "vtk points ", fe_xdomain.dots.vtk_X
print "vtk data ", fe_xdomain.dots.get_vtk_cell_data('blabla', 0, 0)
print 'ip_triangles', fe_xdomain.dots.int_division
print 'ip_coords', fe_xdomain.dots.ip_coords
print 'ip_weigths', fe_xdomain.dots.ip_weights
print 'ip_offset', fe_xdomain.dots.ip_offset
print 'ip_X_coords', fe_xdomain.dots.ip_X
print 'ip_ls', fe_xdomain.dots.ip_ls_values
print 'vtk_ls', fe_xdomain.dots.vtk_ls_values
print 'J_det ', fe_xdomain.dots.J_det_grid
print tloop.eval()
# #ts.setup()
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=ts)
ibvpy_app.main()
from ibvpy.mats.mats2D.mats2D_cmdm.mats2D_cmdm import \
MATS2DMicroplaneDamage
from ibvpy.mats.matsXD.matsXD_cmdm import \
PhiFnStrainHardeningLinear, PhiFnStrainSoftening, \
PhiFnStrainHardening
# from ibvpy.mats.mats2D5.mats2D5_cmdm.mats2D5_cmdm import \
# MATS2D5MicroplaneDamage
#
# from ibvpy.mats.mats3D.mats3D_elastic.mats3D_elastic import \
# MATS3DElastic
#
# from ibvpy.mats.matsXD.matsXD_cmdm.matsXD_cmdm_phi_fn import \
# PhiFnStrainHardeningLinear
#
# phi_fn = PhiFnStrainHardeningLinear(alpha=0.5, beta=0.7)
# explorer = MATSExplore(
# dim=MATS3DExplore(mats_eval=MATS3DElastic(E=30000., nu=0.2)))
# phi_fn = PhiFnStrainHardeningLinear(alpha=0.5, beta=0.7)
# phi_fn = PhiFnStrainHardening(Epp=1e-4, Efp=2e-4, Dfp=0.1, Elimit=8e-2)
phi_fn = PhiFnStrainSoftening(Epp=1e-4, Efp=2e-4, h=1.0)
mats_eval = MATS2DMicroplaneDamage(nu=0.3, n_mp=30, phi_fn=phi_fn)
explorer = MATSExplore(dim=MATS2DExplore(mats_eval=mats_eval), n_steps=10)
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=explorer)
ibvpy_app.main()
def test_bar4():
'''Clamped bar 3 domains, each with 2 elems (displ at right end)
[0]-[1]-[2] [3]-[4]-[5] [6]-[7]-[8]
u[0] = 0, u[2] = u[3], u[5] = u[6], u[8] = 1'''
fets_eval = FETS1D2L(mats_eval=MATS1DElastic(E=10., A=1.))
# Discretization
fe_domain1 = FEGrid(coord_max=(2., 0., 0.),
shape=(2, ),
n_nodal_dofs=1,
dof_r=fets_eval.dof_r,
geo_r=fets_eval.geo_r)
fe_domain2 = FEGrid(coord_min=(2., 0., 0.),
coord_max=(4., 0., 0.),
shape=(2, ),
n_nodal_dofs=1,
dof_r=fets_eval.dof_r,
geo_r=fets_eval.geo_r)
fe_domain3 = FEGrid(coord_min=(4., 0., 0.),
coord_max=(6., 0., 0.),
shape=(2, ),
n_nodal_dofs=1,
dof_r=fets_eval.dof_r,
geo_r=fets_eval.geo_r)
ts = TS(iterms=[(fets_eval, fe_domain1), (fets_eval, fe_domain2),
(fets_eval, fe_domain3)],
dof_resultants=True,
bcond_list=[
BCDof(var='u', dof=0, value=0.),
BCDof(var='u',
dof=2,
link_dofs=[3],
link_coeffs=[1.],
value=0.),
BCDof(var='u',
dof=5,
link_dofs=[6],
link_coeffs=[1.],
value=0.),
BCDof(var='u', dof=8, value=1)
],
rtrace_list=[
RTraceGraph(name='Fi,right over u_right (iteration)',
var_y='F_int',
idx_y=0,
var_x='U_k',
idx_x=1),
RTraceDomainListField(name='Displacement', var='u', idx=0)
])
# Add the time-loop control
tloop = TLoop(tstepper=ts, tline=TLine(min=0.0, step=1, max=1.0))
print tloop.eval()
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def example():
from ibvpy.api import \
TStepper as TS, RTDofGraph, RTraceDomainListField, TLoop, \
TLine, IBVPSolve as IS, DOTSEval, BCSlice
from ibvpy.mesh.fe_grid import FEGrid
from mathkit.mfn import MFnLineArray
stiffness_concrete = 34000 * 0.03 * 0.03
A_fiber = 1.
E_fiber = 1.
stiffness_fiber = E_fiber * A_fiber
d = 2 * sqrt(Pi)
tau_max = 0.1 * d * Pi
G = 100
u_max = 0.023
f_max = 0.2
mats_eval = MATS1D5Bond(mats_phase1=MATS1DElastic(E=stiffness_fiber),
mats_phase2=MATS1DElastic(E=0),
mats_ifslip=MATS1DPlastic(E=G,
sigma_y=tau_max,
K_bar=0.,
H_bar=0.),
mats_ifopen=MATS1DElastic(E=0))
fets_eval = FETS1D52L4ULRH(mats_eval=mats_eval)
domain = FEGrid(coord_max=(1., 0.2),
shape=(16, 1),
fets_eval=fets_eval)
end_dof = domain[-1, 0, -1, 0].dofs[0, 0, 0]
ts = TS(dof_resultants=True,
sdomain=domain,
# conversion to list (square brackets) is only necessary for slicing of
# single dofs, e.g "get_left_dofs()[0,1]"
bcond_list=[
BCSlice(var='u', value=0., dims=[0],
slice=domain[:, :, :, -1]),
BCSlice(var='u', value=0., dims=[1],
slice=domain[:, :, :, :]),
BCSlice(var='f', value=f_max, dims=[0],
slice=domain[-1, 0, -1, 0])
],
rtrace_list=[RTDofGraph(name='Fi,right over u_right (iteration)',
var_y='F_int', idx_y=end_dof,
var_x='U_k', idx_x=end_dof),
RTraceDomainListField(name='slip',
var='slip', idx=0),
RTraceDomainListField(name='eps1',
var='eps1', idx=0),
RTraceDomainListField(name='eps2',
var='eps2', idx=0),
RTraceDomainListField(name='shear_flow',
var='shear_flow', idx=0),
RTraceDomainListField(name='sig1',
var='sig1', idx=0),
RTraceDomainListField(name='sig2',
var='sig2', idx=0),
RTraceDomainListField(name='Displacement',
var='u', idx=0)
])
# Add the time-loop control
tloop = TLoop(tstepper=ts, KMAX=30, debug=False,
tline=TLine(min=0.0, step=0.1, max=1.0))
print(tloop.eval())
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def __demo__():
from ibvpy.api import \
TStepper as TS, RTraceGraph, RTraceDomainListField, TLoop, \
TLine, BCSlice, FEDomain, FERefinementGrid
from ibvpy.mats.mats1D.mats1D_elastic.mats1D_elastic import MATS1DElastic
fets_eval = FETS1D2L(mats_eval = MATS1DElastic(E = 10.))
from ibvpy.mesh.fe_grid import FEGrid
fe_domain = FEDomain()
r1 = FERefinementGrid(fets_eval = fets_eval,
domain = fe_domain)
r2 = FERefinementGrid(fets_eval = fets_eval,
domain = fe_domain)
# Discretization
domain1 = FEGrid(coord_max = (3.,),
shape = (3,),
fets_eval = fets_eval,
level = r1)
domain2 = FEGrid(coord_min = (3.,),
coord_max = (6.,),
shape = (3,),
fets_eval = fets_eval,
level = r2)
ts = TS(dof_resultants = True,
sdomain = fe_domain,
bcond_list = [BCSlice(var = 'u', dims = [0], value = 0, slice = domain1[0, 0]),
BCSlice(var = 'u', dims = [0], value = 0, slice = domain1[-1, -1],
link_slice = domain2[0, 0], link_coeffs = [1.]),
BCSlice(var = 'f', dims = [0], value = 1, slice = domain2[-1, -1])
],
rtrace_list = [RTraceGraph(name = 'Fi,right over u_right (iteration)' ,
var_y = 'F_int', idx_y = 0,
var_x = 'U_k', idx_x = 1),
RTraceDomainListField(name = 'Stress' ,
var = 'sig_app', idx = 0),
RTraceDomainListField(name = 'Displacement' ,
var = 'u', idx = 0,
warp = True),
RTraceDomainListField(name = 'N0' ,
var = 'N_mtx', idx = 0,
record_on = 'update')
]
)
# Add the time-loop control
tloop = TLoop(tstepper = ts,
tline = TLine(min = 0.0, step = 0.5, max = 1.0))
print '---- result ----'
print tloop.eval()
print ts.F_int
print ts.rtrace_list[0].trace.ydata
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource = tloop)
app.main()
def __demo__():
from ibvpy.api import \
TStepper as TS, RTraceDomainListField, TLoop, \
TLine, BCSlice, FEDomain, FERefinementGrid, FEGrid
from ibvpy.mats.mats2D.mats2D_elastic.mats2D_elastic import MATS2DElastic
fets_eval = FETS2D4Q8U(mats_eval=MATS2DElastic())
fe_domain = FEDomain()
r1 = FERefinementGrid(fets_eval=fets_eval, domain=fe_domain)
r2 = FERefinementGrid(fets_eval=fets_eval, domain=fe_domain)
# Discretization
domain1 = FEGrid(coord_max=(3., 3.),
shape=(10, 4),
fets_eval=fets_eval,
level=r1)
domain2 = FEGrid(coord_min=(3., 0.),
coord_max=(6., 3),
shape=(10, 4),
fets_eval=fets_eval,
level=r2)
ts = TS(
dof_resultants=True,
sdomain=[domain1, domain2], # fe_domain,
bcond_list=[
# Fix the left edge of domain1
BCSlice(var='u', dims=[0, 1], value=0, slice=domain1[0, :, 0, :]),
# Link the right edge of domain1 with the left edge of domain2
#
# note that following arrays must have the same lengths:
# slice and link_slice
# dims, link_dims and link_coeffs must have the same lengths
# VAR-1:
# linking along the complete line between 'domain1' and 'domain2'
# all nodes along the y-axis
# (used linking of more nodes at once in 'BCSlice')
#
BCSlice(var='u',
dims=[0, 1],
value=0.0,
slice=domain1[-1, :, -1, :],
link_slice=domain2[0, :, 0, :],
link_dims=[0, 1],
link_coeffs=[1., 1.]),
# VAR-2:
# linking along individual points between 'domain1' and 'domain2'
# (used linking of single nodes in 'BCSlice')
#
# BCSlice(var='u', dims=[0, 1], value=0.0,
# slice=domain1[-1, -1, -1, -1],
# link_slice=domain2[0, -1, 0, -1],
# link_dims=[0, 1],
# link_coeffs=[1., 1.]),
# BCSlice(var='u', dims=[0, 1], value=0.0,
# slice=domain1[-1, 0, -1, 0],
# link_slice=domain2[0, 0, 0, 0],
# link_dims=[0, 1],
# link_coeffs=[1., 1.]),
# Load the right edge of domain2
BCSlice(var='f', dims=[0], value=1, slice=domain2[-1, :, -1, :])
],
rtrace_list=[
RTraceDomainListField(name='Stress', var='sig_app', idx=0),
RTraceDomainListField(name='Displacement',
var='u',
idx=0,
warp=True),
])
# Add the time-loop control
tloop = TLoop(tstepper=ts,
debug=False,
tline=TLine(min=0.0, step=1.0, max=1.0))
print '---- result ----'
print tloop.eval()
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def app():
avg_radius = 0.03
md = MATS2DScalarDamage(
E=20.0e3,
nu=0.2,
epsilon_0=1.0e-4,
epsilon_f=8.0e-4,
#epsilon_f = 12.0e-4, #test doubling the e_f
stress_state="plane_strain",
stiffness="secant",
#stiffness = "algorithmic",
strain_norm=Rankine())
mdm = MATS2DMicroplaneDamage(
E=20.0e3,
nu=0.2,
#epsilon_f = 12.0e-4, #test doubling the e_f
stress_state="plane_strain",
model_version='compliance',
phi_fn=PhiFnStrainSoftening(G_f=0.0014,
f_t=2.0,
md=0.0,
h=2. * avg_radius))
# mp = MATSProxy( mats_eval = mdm )
# mp.varpars['epsilon_0'].switch = 'varied'
# mp.varpars['epsilon_0'].spatial_fn = MFnNDGrid( shape = ( 8, 5, 1 ),
# active_dims = ['x', 'y'],
# x_mins = GridPoint( x = 0., y = 0. ),
# x_maxs = GridPoint( x = length, y = heigth ) )
# mp.varpars['epsilon_0'].spatial_fn.set_values_in_box( 500., [0, 0, 0], [0.2, 0.2, 0.] )
# mp.varpars['epsilon_0'].spatial_fn.set_values_in_box( 500., [0.8, 0, 0], [1., 0.2, 0.] )
# mp.varpars['epsilon_0'].spatial_fn.set_values_in_box( 50., [0., 0.46, 0], [1., 0.5, 0.] )
# me = MATS2DElastic( E = 20.0e3,
# nu = 0.2,
# stress_state = "plane_strain" )
fets_eval = FETS2D4Q(mats_eval=mdm) #, ngp_r = 3, ngp_s = 3)
n_el_x = 20 # 60
# Discretization
fe_grid = FEGrid(coord_max=(.6, .15, 0.),
shape=(n_el_x, n_el_x / 4),
fets_eval=fets_eval)
mf = MFnLineArray(xdata=array([0, 1, 2]), ydata=array([0, 3., 3.2]))
#averaging function
avg_processor = RTNonlocalAvg(
avg_fn=QuarticAF(radius=avg_radius, correction=True))
loading_dof = fe_grid[n_el_x / 2, -1, 0, -1].dofs.flatten()[1]
print('loading_dof', loading_dof)
ts = TS(
sdomain=fe_grid,
u_processor=avg_processor,
bcond_list=[
# constraint for all left dofs in y-direction:
BCSlice(var='u', slice=fe_grid[0, 0, 0, 0], dims=[0, 1], value=0.),
BCSlice(var='u', slice=fe_grid[-1, 0, -1, 0], dims=[1], value=0.),
BCSlice(var='u',
slice=fe_grid[n_el_x / 2, -1, 0, -1],
dims=[1],
time_function=mf.get_value,
value=-2.0e-4),
],
rtrace_list=[
RTDofGraph(name='Fi,right over u_right (iteration)',
var_y='F_int',
idx_y=loading_dof,
var_x='U_k',
idx_x=loading_dof,
record_on='update'),
RTraceDomainListField(name='Deformation',
var='eps_app',
idx=0,
record_on='update'),
RTraceDomainListField(name='Deformation',
var='sig_app',
idx=0,
record_on='update'),
RTraceDomainListField(name='Displacement',
var='u',
idx=1,
record_on='update',
warp=True),
RTraceDomainListField(name='fracture_energy',
var='fracture_energy',
idx=0,
record_on='update',
warp=True),
RTraceDomainListField(name='Damage',
var='omega_mtx',
idx=0,
warp=True,
record_on='update'),
# RTraceDomainField(name = 'Stress' ,
# var = 'sig', idx = 0,
# record_on = 'update'),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
# Add the time-loop control
#
tl = TLoop(tstepper=ts,
tolerance=5.0e-5,
KMAX=200,
tline=TLine(min=0.0, step=.1, max=1.0))
tl.eval()
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=ts)
ibvpy_app.main()
#
# Define a mesh domain adaptor as a cached property to
# be constracted on demand
# mgrid_adaptor = MeshGridAdaptor( n_nodal_dofs = 2,
# # NOTE: the following properties must be defined and
# # must correspond to the used element formulation
# n_e_nodes_geo = (1,1,0),
# n_e_nodes_dof = (1,1,0),
# node_map_geo = [0,1,3,2],
# node_map_dof = [0,1,3,2] )
# Discretization
#
grid_domain = MGridDomain(lengths=(3., 3., 0.),
shape=(1, 1, 1),
adaptor=mgrid_adaptor)
# grid_domain.configure_traits()
grid_domain.elements
# grid_domain.changed = True
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=grid_domain)
ibvpy_app.main()
class RTraceSubDomainField(RTraceDomainField):
recursion = False
def combined_fe2D4q_with_fe2D4q8u():
fets_eval_4u_conc = FETS2D4Q(mats_eval=MATS2DElastic(E=28500, nu=0.2))
fets_eval_4u_steel = FETS2D4Q(mats_eval=MATS2DElastic(E=210000, nu=0.25))
fets_eval_8u = FETS2D4Q8U(mats_eval=MATS2DElastic())
# Discretization
fe_domain = FEDomain()
fe_grid_level1 = FERefinementGrid(name='master grid',
fets_eval=fets_eval_4u_conc,
domain=fe_domain)
fe_grid = FEGrid(level=fe_grid_level1,
coord_max=(2., 6., 0.),
shape=(11, 30),
fets_eval=fets_eval_4u_conc)
fe_grid_level2 = FERefinementGrid(name='refinement grid',
parent=fe_grid_level1,
fets_eval=fets_eval_4u_steel,
fine_cell_shape=(1, 1))
# fe_grid_level1[ 5, :5 ].refine_using( fe_grid_level2 )
# 1. first get the slice for the level - distinguish it from the slice at the subgrid
# this includes slicing in the subgrids. what if the subgrid does not exist?
#
# Each subgrid must hold its own slice within the level. The index operator fills
# the grid [...] instanciates the whole grid and returns the instance of
# FEGridLevelSlice. The expanded subgrid contains its constructor slice.
#
# 2. If the slice is within an existing slice no change in the FESubgrid is required
# only the instance of the slice is returned. The FEGridLevelSlice goes always into
# an expanded part of FEGrid.
#
# 3. If the slice does not fit into any existing slice - all domain with an intersection
# of the existing slice must be constructed as well.
#
# 2. deactivate elements
# 3.
# BUT how to impose the boundary conditions on the particular refinement? The
# slice has an attribute
fe_grid_level2.refine_elem((5, 0))
fe_grid_level2.refine_elem((5, 1))
fe_grid_level2.refine_elem((5, 2))
fe_grid_level2.refine_elem((5, 3))
fe_grid_level2.refine_elem((5, 4))
fe_grid_level2.refine_elem((5, 5))
# apply the boundary condition on a subgrid
#
print fe_grid_level2.fe_subgrids
fe_first_grid = fe_grid_level2.fe_subgrids[0]
ts = TS(
dof_resultants=True,
sdomain=fe_domain,
bcond_list=[
BCSlice(var='f', value=1., dims=[0], slice=fe_grid[:, -1, :, -1]),
BCSlice(var='u',
value=0.,
dims=[0, 1],
slice=fe_first_grid[:, 0, :, 0])
],
rtrace_list=[
RTraceGraph(name='Fi,right over u_right (iteration)',
var_y='F_int',
idx_y=0,
var_x='U_k',
idx_x=1),
RTraceDomainListField(name='Stress',
var='sig_app',
idx=0,
warp=True),
# RTraceDomainField(name = 'Displacement' ,
# var = 'u', idx = 0),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
# Add the time-loop control
tloop = TLoop(tstepper=ts, tline=TLine(min=0.0, step=1, max=1.0))
print tloop.eval()
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=tloop)
ibvpy_app.main()
return full_node_map
#------------------------------------------------------------------
# UI - related methods
#------------------------------------------------------------------
traits_view = View(Item('grid_cell_spec'),
Item('refresh_button'),
Item('node_map'),
resizable=True,
height=0.5,
width=0.5)
class MGridPntCell(MGridCell):
'''
'''
class MGridDofCell(MGridCell):
'''
'''
if __name__ == '__main__':
mgc = MGridCell(grid_cell_spec=MGridCellSpec())
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=mgc)
ibvpy_app.main()
def xtest_L_shaped():
'''Clamped bar 3 domains, each with 2 elems (displ at right end)
[0]-[1]-[2] [3]-[4]-[5] [6]-[7]-[8]
u[0] = 0, u[2] = u[3], u[5] = u[6], u[8] = 1'''
mp = MATS2DScalarDamage(
E=34.e3,
nu=0.2,
epsilon_0=59.e-6,
epsilon_f=3.2e-3,
#epsilon_f = 3.2e-1,
#stiffness = "algorithmic",
strain_norm_type='Mises')
# mp = MATS2DElastic( E = 34.e3,
# nu = 0.2 )
fets_eval = FETS2D4Q(mats_eval=mp)
discr = (10, 10)
# Discretization
fe_domain1 = FEGrid(coord_min=(0, 0, 0),
coord_max=(1., 1., 0.),
shape=discr,
n_nodal_dofs=fets_eval.n_nodal_dofs,
dof_r=fets_eval.dof_r,
geo_r=fets_eval.geo_r)
fe_domain2 = FEGrid(coord_min=(0., 1., 0),
coord_max=(1., 2., 0.),
shape=discr,
n_nodal_dofs=fets_eval.n_nodal_dofs,
dof_r=fets_eval.dof_r,
geo_r=fets_eval.geo_r)
fe_domain3 = FEGrid(coord_min=(1., 1., 0),
coord_max=(2., 2., 0.),
shape=discr,
n_nodal_dofs=fets_eval.n_nodal_dofs,
dof_r=fets_eval.dof_r,
geo_r=fets_eval.geo_r)
ts = TS(
iterms=[(fets_eval, fe_domain1), (fets_eval, fe_domain2),
(fets_eval, fe_domain3)],
dof_resultants=True,
bcond_list=[
BCDofGroup(var='u',
value=0.,
dims=[0, 1],
get_dof_method=fe_domain1.get_bottom_dofs),
BCDofGroup(var='u',
value=0.,
dims=[0, 1],
get_dof_method=fe_domain3.get_left_dofs,
get_link_dof_method=fe_domain2.get_right_dofs,
link_coeffs=[1.]),
BCDofGroup(var='u',
value=0.,
dims=[0, 1],
get_dof_method=fe_domain2.get_bottom_dofs,
get_link_dof_method=fe_domain1.get_top_dofs,
link_coeffs=[1.]),
BCDofGroup(var='u',
value=0.0004,
dims=[1],
get_dof_method=fe_domain3.get_right_dofs)
],
rtrace_list=[
RTraceDomainListField(name='Displacement', var='u', idx=1),
RTraceDomainListField(name='Damage',
var='omega',
idx=0,
record_on='update',
warp=True),
# RTraceDomainListField(name = 'Stress' ,
# var = 'sig_app', idx = 0,
# record_on = 'update',
# warp = False),
# RTraceDomainListField(name = 'Strain' ,
# var = 'eps_app', idx = 0,
# record_on = 'update',
# warp = False),
])
# Add the time-loop control
global tloop
tloop = TLoop(tstepper=ts,
tolerance=1e-4,
KMAX=50,
tline=TLine(min=0.0, step=0.2, max=1.0))
tloop.eval()
# import cProfile
# cProfile.run('tloop.eval()', 'tloop_prof' )
#
# import pstats
# p = pstats.Stats('tloop_prof')
# p.strip_dirs()
# print 'cumulative'
# p.sort_stats('cumulative').print_stats(20)
# print 'time'
# p.sort_stats('time').print_stats(20)
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def example_with_new_domain():
from ibvpy.api import \
TStepper as TS, RTraceDomainListField, TLoop, \
TLine, BCSlice
from ibvpy.fets.fets2D.fets2D4q8u import FETS2D4Q8U
from ibvpy.tmodel.mats3D.mats3D_cmdm import \
MATS3DMicroplaneDamage
from ibvpy.tmodel.matsXD.matsXD_cmdm import PhiFnStrainSoftening
# tmodel = MATS2DElastic(E=2,nu= .2,
# stress_state= 'rotational_symetry')
mats = MATS3DMicroplaneDamage(model_version='stiffness',
E=34e3,
nu=0.2,
phi_fn=PhiFnStrainSoftening(G_f=0.001117,
f_t=2.8968))
fets_eval = FETS2Drotsym(prototype_fets=FETS2D4Q8U(),
mats_eval=mats)
fets_eval.vtk_r *= 0.9
from ibvpy.mesh.fe_grid import FEGrid
radius = sqrt(1. / pi)
# f_i = (radius/2.)*2*pi
# f_o = (radius)*2*pi
# print 'f ',f_i,' ', f_o
# Discretization
fe_grid = FEGrid( # coord_min = (0.,radius/2.,0.),
coord_max=(1., radius, 0.),
shape=(20, 20),
fets_eval=fets_eval)
tstepper = TS(sdomain=fe_grid,
bcond_list=[
BCSlice(var='u', value=0., dims=[0],
slice=fe_grid[0, :, 0, :]),
BCSlice(var='u', value=0., dims=[1],
slice=fe_grid[0, 0, 0, 0]),
BCSlice(var='u', value=1.e-3, dims=[0],
slice=fe_grid[-1, :, -1, :]),
],
rtrace_list=[
RTraceDomainListField(name='Stress',
var='sig_app', idx=0, warp=True,
record_on='update'),
RTraceDomainListField(name='fracture_energy',
var='fracture_energy', idx=0, warp=True,
record_on='update'),
RTraceDomainListField(name='Displacement',
var='u', idx=0,
record_on='update',
warp=True),
# RTraceDomainListField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
]
)
# Add the time-loop control
#global tloop
tloop = TLoop(tstepper=tstepper, KMAX=300, tolerance=1e-4,
tline=TLine(min=0.0, step=1.0, max=1.0))
#import cProfile
#cProfile.run('tloop.eval()', 'tloop_prof' )
print(tloop.eval())
#import pstats
#p = pstats.Stats('tloop_prof')
# p.strip_dirs()
# print 'cumulative'
# p.sort_stats('cumulative').print_stats(20)
# print 'time'
# p.sort_stats('time').print_stats(20)
# Put the whole thing into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def example_with_new_domain():
from ibvpy.api import \
TStepper as TS, RTraceDomainListField, TLoop, TLine
from ibvpy.tmodel.mats2D5.mats2D5_bond.mats2D_bond import MATS2D5Bond
from ibvpy.api import BCDofGroup
from ibvpy.fets.fets2D.fets2D4q import FETS2D4Q
fets_eval = FETS2DTF(parent_fets=FETS2D4Q(),
mats_eval=MATS2D5Bond(E_m=30, nu_m=0.2,
E_f=10, nu_f=0.1,
G=10.))
from ibvpy.mesh.fe_grid import FEGrid
from mathkit.mfn import MFnLineArray
# Discretization
fe_grid = FEGrid(coord_max=(10., 4., 0.),
n_elems=(10, 3),
fets_eval=fets_eval)
mf = MFnLineArray( # xdata = arange(10),
ydata=array([0, 1, 2, 3]))
tstepper = TS(sdomain=fe_grid,
bcond_list=[BCDofGroup(var='u', value=0., dims=[0, 1],
get_dof_method=fe_grid.get_left_dofs),
# BCDofGroup( var='u', value = 0., dims = [1],
# get_dof_method = fe_grid.get_bottom_dofs ),
BCDofGroup(var='u', value=.005, dims=[0],
time_function=mf.get_value,
get_dof_method=fe_grid.get_right_dofs)],
rtrace_list=[
# RTDofGraph(name = 'Fi,right over u_right (iteration)' ,
# var_y = 'F_int', idx_y = right_dof,
# var_x = 'U_k', idx_x = right_dof,
# record_on = 'update'),
# RTraceDomainListField(name = 'Stress' ,
# var = 'sig_app', idx = 0,
# #position = 'int_pnts',
# record_on = 'update'),
# RTraceDomainListField(name = 'Damage' ,
# var = 'omega', idx = 0,
# record_on = 'update',
# warp = True),
RTraceDomainListField(name='Displ matrix',
var='u_m', idx=0,
record_on='update',
warp=True),
RTraceDomainListField(name='Displ reinf',
var='u_f', idx=0,
record_on='update',
warp=True),
# RTraceDomainListField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
]
)
# Add the time-loop control
#global tloop
tloop = TLoop(tstepper=tstepper, KMAX=300, tolerance=1e-4,
tline=TLine(min=0.0, step=1.0, max=1.0))
#import cProfile
#cProfile.run('tloop.eval()', 'tloop_prof' )
print(tloop.eval())
#import pstats
#p = pstats.Stats('tloop_prof')
# p.strip_dirs()
# print 'cumulative'
# p.sort_stats('cumulative').print_stats(20)
# print 'time'
# p.sort_stats('time').print_stats(20)
# Put the whole thing into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tloop)
app.main()
def example_1d():
fets_eval = FETS1D2L3U(mats_eval=MATS1DElastic(E=20.))
xfets_eval = FETSCrack(parent_fets=fets_eval, int_order=2)
# Discretization
fe_domain = FEDomain()
fe_level1 = FERefinementGrid(domain=fe_domain, fets_eval=fets_eval)
fe_grid1 = FEGrid(coord_max=(2., 0., 0.),
shape=(2, ),
fets_eval=fets_eval,
level=fe_level1)
enr = True
if enr:
fe_xdomain = XFESubDomain(
domain=fe_domain,
fets_eval=xfets_eval,
#fe_grid_idx_slice = fe_grid1[1,0],
fe_grid_slice=fe_grid1['X - .75'])
fe_xdomain.deactivate_sliced_elems()
ts = TS(
dof_resultants=True,
sdomain=fe_domain,
bcond_list=[
BCSlice(var='u',
value=-1. / 2.,
dims=[0],
slice=fe_grid1[0, 0]),
BCSlice(var='u', value=0., dims=[0], slice=fe_grid1[-1, -1]),
],
rtrace_list=[
# RTDofGraph(name = 'Fi,right over u_right (iteration)' ,
# var_y = 'F_int', idx_y = 0,
# var_x = 'U_k', idx_x = 1),
RTraceDomainListField(name='Stress',
var='eps',
idx=0,
warp=True),
RTraceDomainListField(name='Displacement',
var='u',
idx=0,
warp=True),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
#
# # Add the time-loop control
tloop = TLoop(tstepper=ts,
debug=True,
tolerance=1e-4,
RESETMAX=0,
tline=TLine(min=0.0, step=1, max=1.0))
#print "elements ",fe_xdomain.elements[0]
if enr:
print('parent elems ', fe_xdomain.fe_grid_slice.elems)
print('parent dofs ', fe_xdomain.fe_grid_slice.dofs)
print("dofmap ", fe_xdomain.elem_dof_map)
print("ls_values ", fe_xdomain.dots.dof_node_ls_values)
print('intersection points ', fe_xdomain.fe_grid_slice.r_i) #
print("triangles ", fe_xdomain.dots.int_division)
print('ip_coords', fe_xdomain.dots.ip_coords)
print('ip_weigths', fe_xdomain.dots.ip_weights)
print('ip_offset ', fe_xdomain.dots.ip_offset)
print('ip_X_coords', fe_xdomain.dots.ip_X)
print('ip_ls', fe_xdomain.dots.ip_ls_values)
print('vtk_X ', fe_xdomain.dots.vtk_X)
print('vtk triangles ', fe_xdomain.dots.rt_triangles)
print("vtk data ",
fe_xdomain.dots.get_vtk_cell_data('blabla', 0, 0))
print('vtk_ls', fe_xdomain.dots.vtk_ls_values)
print('J_det ', fe_xdomain.dots.J_det_grid)
tloop.eval()
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=ts)
ibvpy_app.main()
def app():
avg_radius = 0.03
md = MATS2DScalarDamage(E=20.0e3,
nu=0.2,
epsilon_0=1.0e-4,
epsilon_f=8.0e-4,
#epsilon_f = 12.0e-4, #test doubling the e_f
stress_state="plane_strain",
stiffness="secant",
#stiffness = "algorithmic",
strain_norm=Rankine())
# me = MATS2DElastic( E = 20.0e3,
# nu = 0.2,
# stress_state = "plane_strain" )
fets_eval = FETS2D4Q(mats_eval=md)#, ngp_r = 3, ngp_s = 3)
n_el_x = 60
# Discretization
fe_grid = FEGrid(coord_max=(.6, .15, 0.),
shape=(n_el_x, 15),
fets_eval=fets_eval)
mf = MFnLineArray(xdata=array([0, 1, 2, 7, 8 , 28]),
ydata=array([0, 3., 3.2, 3.3, 3.32, 3.72 ]))
#averaging function
avg_processor = RTNonlocalAvg(avg_fn=QuarticAF(radius=avg_radius,
correction=True))
ts = TS(sdomain=fe_grid,
u_processor=avg_processor,
bcond_list=[
# constraint for all left dofs in y-direction:
BCSlice(var='u', slice=fe_grid[0, 0, 0, 0], dims=[0, 1], value=0.),
BCSlice(var='u', slice=fe_grid[-1, 0, -1, 0], dims=[1], value=0.),
BCSlice(var='u', slice=fe_grid[n_el_x / 2, -1, 0, -1], dims=[1],
time_function=mf.get_value,
value= -2.0e-5),
],
rtrace_list=[
# RTDofGraph(name = 'Fi,right over u_right (iteration)' ,
# var_y = 'F_int', idx_y = right_dof,
# var_x = 'U_k', idx_x = right_dof,
# record_on = 'update'),
RTraceDomainListField(name='Deformation' ,
var='eps_app', idx=0,
record_on='update'),
RTraceDomainListField(name='Displacement' ,
var='u', idx=1,
record_on='update',
warp=True),
RTraceDomainListField(name='Damage' ,
var='omega', idx=0,
record_on='update',
warp=True),
# RTraceDomainField(name = 'Stress' ,
# var = 'sig', idx = 0,
# record_on = 'update'),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
]
)
# Add the time-loop control
#
tl = TLoop(tstepper=ts,
tolerance=5.0e-4,
KMAX=100,
tline=TLine(min=0.0, step=.25, max=10.0))
tl.eval()
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=ts)
ibvpy_app.main()
def example_2d():
from ibvpy.api import FEDomain, FERefinementGrid, FEGrid, TStepper as TS, \
BCDofGroup, RTraceDomainListField
from ibvpy.core.tloop import TLoop, TLine
from ibvpy.mesh.xfe_subdomain import XFESubDomain
from ibvpy.mats.mats2D.mats2D_elastic.mats2D_elastic import MATS2DElastic
from ibvpy.mats.mats2D import MATS2DPlastic
from ibvpy.fets.fets2D.fets2D4q import FETS2D4Q
from ibvpy.fets.fets2D import FETS2D9Q
from ibvpy.fets.fets2D.fets2D4q8u import FETS2D4Q8U
from ibvpy.fets.fets_ls.fets_crack import FETSCrack
#fets_eval = FETS2D4Q( mats_eval = MATS2DPlastic( E = 1., nu = 0. ) )
fets_eval = FETS2D4Q8U(mats_eval=MATS2DPlastic(E=1., nu=0.))
xfets_eval = FETSCrack(parent_fets=fets_eval,
int_order=5,
tri_subdivision=1)
# Discretization
fe_domain = FEDomain()
fe_level1 = FERefinementGrid(domain=fe_domain, fets_eval=fets_eval)
fe_grid1 = FEGrid(coord_max=(1., 1.),
shape=(8, 8),
fets_eval=fets_eval,
level=fe_level1)
#ls_function = lambda X, Y: X - Y - 0.13
ls_function = lambda X, Y: (X - 0.52)**2 + (Y - 0.72)**2 - 0.51**2
bls_function = lambda X, Y: -((X - 0.5)**2 + (Y - 0.21)**2 - 0.28**2)
bls_function2 = lambda X, Y: -((X - 0.5)**2 + (Y - 0.21)**2 - 0.38**2)
# design deficits:
# - How to define a level set spanned over several fe_grids
# (i.e. it is defined over the hierarchy of FESubDomains)
# - Patching of subdomains within the FEPatchedGrid (FERefinementGrid)
# - What are the compatibility conditions?
# - What is the difference between FEGridLeveSetSlice
# and FELSDomain?
# FELSDomain is associated with a DOTS - Slice is not.
# FEGrid has a multidimensional array - elem_grid
# it can be accessed through this index.
# it is masked by the activity map. The activity map can
# be defined using slices and level sets.
# the elems array enumerates the elements using the activity map.
# in this way, the specialization of grids is available implicitly.
#
fe_xdomain = FELSDomain(
domain=fe_domain,
fets_eval=xfets_eval,
fe_grid=fe_grid1,
ls_function=ls_function,
bls_function=bls_function,
)
fe_tip_xdomain = FELSDomain(
domain=fe_domain,
fets_eval=xfets_eval,
fe_grid=fe_xdomain,
ls_function=bls_function,
)
# deactivation must be done only after the dof enumeration has been completed
fe_xdomain.deactivate_intg_elems_in_parent()
fe_tip_xdomain.deactivate_intg_elems_in_parent()
fe_xdomain.bls_function = bls_function2
fe_tip_xdomain.ls_function = bls_function2
# deactivation must be done only after the dof enumeration has been completed
fe_xdomain.deactivate_intg_elems_in_parent()
fe_tip_xdomain.deactivate_intg_elems_in_parent()
#
# General procedure:
# 1) define the level sets with the boundaries
# 2) use the bls to identify the tips of the level set
# 3) use independent level sets to introduce indpendently junctions.
#
# get the extended dofs of the bls_elems and constrain it
#
cdofs = fe_tip_xdomain.elem_xdof_map.flatten()
bc_list = [BCDof(var='u', dof=dof, value=0.0) for dof in cdofs]
# construct the time stepper
ts = TS(
dof_resultants=True,
sdomain=fe_domain,
bcond_list=[
BCSlice(
var='u', value=-0.1, dims=[1], slice=fe_grid1[:, 0, :, 0]),
BCSlice(
var='u', value=0., dims=[0], slice=fe_grid1[:, 0, :, 0]),
BCSlice(var='u',
value=0.,
dims=[0, 1],
slice=fe_grid1[:, -1, :, -1])
] + bc_list,
rtrace_list=[
# RTDofGraph(name = 'Fi,right over u_right (iteration)' ,
# var_y = 'F_int', idx_y = 0,
# var_x = 'U_k', idx_x = 1),
RTraceDomainListField(name='Stress',
var='sig_app',
idx=0,
warp=True),
RTraceDomainListField(name='Displacement',
var='u',
idx=0,
warp=True),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
#
do = 'print'
if do == 'print':
p = 'state'
if p == 'grids':
print('fe_xdomain.ls mask')
print(fe_xdomain.ls_mask)
print('fe_xdomain.idx mask')
print(fe_xdomain.idx_mask)
print('fe_xdomain.intg mask')
print(fe_xdomain.intg_mask)
print('fe_xdomain.xelems_mask')
print(fe_xdomain.xelems_mask)
print('fe_xdomain.xelems_grid_ix')
print(fe_xdomain.xelems_grid_ix)
print('fe_xdomain.ls_elem_grid')
print(fe_xdomain.ls_elem_grid)
print('fe_xdomain.ls_ielem_grid')
print(fe_xdomain.ls_ielem_grid)
print('fe_xdomain.intg_elem_grid')
print(fe_xdomain.intg_elem_grid)
print('fe_tip_xdomain.ls_mask`')
print(fe_tip_xdomain.ls_mask)
print('fe_tip_xdomain.intg_mask`')
print(fe_tip_xdomain.intg_mask)
print('fe_tip_xdomain.idx_mask`')
print(fe_tip_xdomain.idx_mask)
print('fe_tip_xdomain.xelems_mask')
print(fe_tip_xdomain.xelems_mask)
print('fe_tip_xdomain.xelems_grid_ix')
print(fe_tip_xdomain.xelems_grid_ix)
print('fe_tip_xdomain.ls_elem_grid')
print(fe_tip_xdomain.ls_elem_grid)
print('fe_tip_xdomain.ls_ielems_grid')
print(fe_tip_xdomain.ls_ielem_grid)
print('fe_tip_xdomain.intg_elem_grid')
print(fe_tip_xdomain.intg_elem_grid)
if p == 'maps':
print('fe_xdomain.elem_dof_map')
print(fe_xdomain.elem_dof_map)
print('fe_tip_xdomain.elem_dof_map')
print(fe_tip_xdomain.elem_dof_map)
print('fe_xdomain.elems')
print(fe_xdomain.elems)
print('fe_tip_xdomain.elems')
print(fe_tip_xdomain.elems)
print('fe_xdomain.elem_X_map')
print(fe_xdomain.elem_X_map)
print('fe_tip_xdomain.elem_X_map')
print(fe_tip_xdomain.elem_X_map)
if p == 'fields':
print("ls_values ", fe_xdomain.dots.dof_node_ls_values)
print("tip ls_values ", fe_tip_xdomain.dots.dof_node_ls_values)
print('intersection points ', fe_xdomain.ls_intersection_r)
print('tip intersection points ',
fe_tip_xdomain.ls_intersection_r)
print("triangles ", fe_xdomain.dots.rt_triangles)
print("vtk points ", fe_xdomain.dots.vtk_X)
print("vtk data ",
fe_xdomain.dots.get_vtk_cell_data('blabla', 0, 0))
print('ip_triangles', fe_xdomain.dots.int_division)
print('ip_coords', fe_xdomain.dots.ip_coords)
print('ip_weigths', fe_xdomain.dots.ip_weights)
print('ip_offset', fe_xdomain.dots.ip_offset)
print('ip_X_coords', fe_xdomain.dots.ip_X)
print('ip_ls', fe_xdomain.dots.ip_ls_values)
print('vtk_ls', fe_xdomain.dots.vtk_ls_values)
print('J_det ', fe_xdomain.dots.J_det_grid)
if p == 'state':
# Add the time-loop control
print('STATE: initial')
print('fe_xdomain.dots.state_elem grid')
print(fe_xdomain.dots.state_start_elem_grid)
print('fe_tip_xdomain.dots.state_elem grid')
print(fe_tip_xdomain.dots.state_start_elem_grid)
print('fe_xdomain.dots.state_end_elem grid')
print(fe_xdomain.dots.state_end_elem_grid)
print('fe_tip_xdomain.dots.state_end_elem grid')
print(fe_tip_xdomain.dots.state_end_elem_grid)
fe_xdomain.dots.state_array[:] = 25.5
print('state_array 25', fe_xdomain.dots.state_array)
fe_tip_xdomain.dots.state_array[:] = 58
bls_function3 = lambda X, Y: -((X - 0.5)**2 +
(Y - 0.21)**2 - 0.58**2)
fe_xdomain.bls_function = bls_function3
fe_tip_xdomain.ls_function = bls_function3
print('STATE: changed')
print('fe_xdomain.dots.state_elem grid')
print(fe_xdomain.dots.state_start_elem_grid)
print('fe_tip_xdomain.dots.state_elem grid')
print(fe_tip_xdomain.dots.state_start_elem_grid)
print('fe_xdomain.dots.state_end_elem grid')
print(fe_xdomain.dots.state_end_elem_grid)
print('fe_tip_xdomain.dots.state_end_elem grid')
print(fe_tip_xdomain.dots.state_end_elem_grid)
print('state_array 25', fe_xdomain.dots.state_array.shape)
print('state_array 25', fe_xdomain.dots.state_array[570:])
print('state_array 58', fe_tip_xdomain.dots.state_array.shape)
elif do == 'ui':
tloop = TLoop(tstepper=ts,
debug=False,
tolerance=1e-4,
KMAX=3,
RESETMAX=0,
tline=TLine(min=0.0, step=1, max=1.0))
tloop.eval()
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=ts)
ibvpy_app.main()
return nu
if __name__ == '__main__':
sim_model = SimBT4PTDB(ccs_unit_cell_key='FIL-10-09_2D-05-11_0.00462_all0',
calibration_test='TT-12c-6cm-0-TU-SH2F-V3',
age=23)
do = 'ui'
# do = 'validation'
# do = 'show_last_results'
if do == 'ui':
sim_model.tloop.eval()
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=sim_model)
app.main()
if do == 'param_study':
# influence of the calibration test
#
param_list = [
'TT-12c-6cm-TU-SH1F-V1', 'TT-12c-6cm-0-TU-SH2F-V2',
'TT-12c-6cm-0-TU-SH2F-V3'
]
for param_key in param_list:
run_key = 'f_w_diagram_x_olmyz-22211_Ec-28600_nu-025_tol-m_nsteps-20_' + param_key
sim_model = SimFourPointBendingDB(
ccs_unit_cell_key='FIL-10-09_2D-05-11_0.00462_all0',
calibration_test=param_key,
# x,y = - r * cos( phi ), r * sin( phi )
# return c_[ x,y ]
#
#fe_domain_arch_2d = FEGrid( geo_r = [[-1,-1 ],
# [-1, 1 ],
# [ 1,-1 ],
# [ 1, 1 ]],
# dof_r = [[-1,-1 ],
# [-1, 1 ],
# [ 1,-1 ],
# [ 1, 1 ]],
# shape = ( 10, 3 ),
# geo_transform = arch_2d )
if __name__ == '__main__':
from ibvpy.fets.fets_eval import FETSEval
fets_eval = FETSEval(geo_r=[[-1, -1, -1], [-1, -1, 1], [-1, 1, -1],
[-1, 1, 1], [1, -1, -1], [1, -1, 1],
[1, 1, -1], [1, 1, 1]],
dof_r=[[-1, 0, 0], [1, 0, 0], [0, 0, -1], [0, 0, 1],
[0, -1, 0], [0, 1, 0]])
fe_domain_arch_3d = FEGrid(fets_eval=fets_eval,
coord_max=(10., 1, 10.),
shape=(10, 3, 10),
geo_transform=arch_3d)
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=fe_domain_arch_3d)
ibvpy_app.main()
dims=[1],
get_dof_method=domain.get_bottom_left_dofs),
BCDofGroup(var='u',
value=0.002,
dims=[0],
get_dof_method=domain.get_right_dofs)
],
rtrace_list=[
# RTDofGraph(name = 'Fi,right over u_right (iteration)' ,
# var_y = 'F_int', idx_y = right_dof,
# var_x = 'U_k', idx_x = right_dof),
# RTraceDomainField(name = 'Stress' ,
# var = 'sig_app', idx = 0,
# record_on = 'update'),
RTraceDomainListField(name='Displacement', var='u', idx=0),
# RTraceDomainField(name = 'N0' ,
# var = 'N_mtx', idx = 0,
# record_on = 'update')
])
# Add the time-loop control
tl = TLoop(tstepper=ts, tline=TLine(min=0.0, step=0.5, max=1.0))
tl.eval()
# Put the whole stuff into the simulation-framework to map the
# individual pieces of definition into the user interface.
#
from ibvpy.plugins.ibvpy_app import IBVPyApp
app = IBVPyApp(ibv_resource=tl)
app.main()
def run():
#-------------------------------------------------------------------------
# Example using the mats2d_explore
#-------------------------------------------------------------------------
from ibvpy.mats.mats2D.mats2D_explore import MATS2DExplore
from ibvpy.mats.mats2D.mats2D_rtrace_cylinder import MATS2DRTraceCylinder
from ibvpy.mats.mats2D.mats2D_cmdm.mats2D_cmdm_rtrace_Gf_mic import \
MATS2DMicroplaneDamageTraceGfmic, \
MATS2DMicroplaneDamageTraceEtmic, MATS2DMicroplaneDamageTraceUtmic
from ibvpy.mats.mats2D.mats2D_cmdm.mats2D_cmdm_rtrace_Gf_mac import \
MATS2DMicroplaneDamageTraceGfmac, \
MATS2DMicroplaneDamageTraceEtmac, MATS2DMicroplaneDamageTraceUtmac
from ibvpy.mats.mats2D.mats2D_cmdm.mats2D_cmdm import \
MATS2DMicroplaneDamage, MATS1DMicroplaneDamage
from ibvpy.mats.matsXD.matsXD_cmdm import \
PhiFnGeneral, PhiFnStrainHardening
from ibvpy.api import RTraceGraph, RTraceArraySnapshot
from mathkit.mfn import MFnLineArray
from numpy import array, hstack
from ibvpy.mats.mats2D.mats2D_explorer_bcond import BCDofProportional
from os.path import join
ec = {
# overload the default configuration
'bcond_list': [BCDofProportional(max_strain=1.0, alpha_rad=0.0)],
'rtrace_list': [
RTraceGraph(name='stress - strain',
var_x='eps_app',
idx_x=0,
var_y='sig_app',
idx_y=0,
record_on='iteration'),
],
}
mats_eval = MATS2DMicroplaneDamage(
n_mp=15,
# mats_eval = MATS1DMicroplaneDamage(
elastic_debug=False,
stress_state='plane_stress',
symmetrization='sum-type',
model_version='compliance',
phi_fn=PhiFnGeneral,
)
# print 'normals', mats_eval._MPN
# print 'weights', mats_eval._MPW
fitter = MATSCalibDamageFn(
KMAX=300,
tolerance=5e-4, # 0.01,
RESETMAX=0,
dim=MATS2DExplore(
mats_eval=mats_eval,
explorer_config=ec,
),
store_fitted_phi_fn=True,
log=False)
#-------------------------------------------
# run fitter for entire available test data:
#-------------------------------------------
calibrate_all = False
if calibrate_all:
from matresdev.db.exdb.ex_run_table import \
ExRunClassExt
# from matresdev.db.exdb.ex_composite_tensile_test import \
# ExCompositeTensileTest
# ex = ExRunClassExt(klass=ExCompositeTensileTest)
# for ex_run in ex.ex_run_list:
# if ex_run.ready_for_calibration:
# print 'FITTING', ex_run.ex_type.key
# # 'E_c' of each test is different, therefore 'mats_eval'
# # needs to be defined for each test separately.
# #
# E_c = ex_run.ex_type.E_c
# nu = ex_run.ex_type.ccs.concrete_mixture_ref.nu
#
# # run calibration
# #
# fitter.ex_run = ex_run
# fitter.dim.mats_eval.E = E_c
# fitter.dim.mats_eval.nu = nu
# fitter.init()
# fitter.fit_response()
else:
test_file = join(
simdb.exdata_dir,
'tensile_tests',
'dog_bone',
# 'buttstrap_clamping',
'2010-02-09_TT-10g-3cm-a-TR_TRC11',
# 'TT11-10a-average.DAT' )
'TT-10g-3cm-a-TR-average.DAT')
#-----------------------------------
# tests for 'BT-3PT-12c-6cm-TU_ZiE'
#-----------------------------------
# 'ZiE-S1': test series no. 1 (age = 11d)
#
# '2011-05-23_TT-12c-6cm-0-TU_ZiE',
# 'TT-12c-6cm-0-TU-V2.DAT')
# 'ZiE-S2': test series no. 2 (age = 9d)
#
# '2011-06-10_TT-12c-6cm-0-TU_ZiE',
# 'TT-12c-6cm-0-TU-V2.DAT')
#-----------------------------------
# tests for 'BT-4PT-12c-6cm-TU_SH4'
# tests for 'ST-12c-6cm-TU' (fresh)
#-----------------------------------
# @todo: add missing front strain information from Aramis3d testing
#
# '2012-04-12_TT-12c-6cm-0-TU_SH4-Aramis3d',
# 'TT-12c-6cm-0-TU-SH4-V2.DAT')
# '2012-02-14_TT-12c-6cm-0-TU_SH2',
# 'TT-12c-6cm-0-TU-SH2-V2.DAT')
# '2012-02-14_TT-12c-6cm-0-TU_SH2',
# 'TT-12c-6cm-0-TU-SH2F-V3.DAT')
# used for suco(!)
# '2012-02-14_TT-12c-6cm-0-TU_SH2',
# 'TT-12c-6cm-0-TU-SH2-V1.DAT')
#-----------------------------------
# tests for 'BT-3PT-6c-2cm-TU_bs'
#-----------------------------------
# barrelshell
#
# # TT-bs1
# '2013-05-17_TT-6c-2cm-0-TU_bs1',
# 'TT-6c-2cm-0-TU-V3_bs1.DAT')
# # TT-bs2
# '2013-05-21-TT-6c-2cm-0-TU_bs2',
# 'TT-6c-2cm-0-TU-V1_bs2.DAT')
# # TT-bs3
# '2013-06-12_TT-6c-2cm-0-TU_bs3',
# 'TT-6c-2cm-0-TU-V1_bs3.DAT')
# # TTb-bs4-Aramis3d
# '2013-07-09_TTb-6c-2cm-0-TU_bs4-Aramis3d',
# 'TTb-6c-2cm-0-TU-V2_bs4.DAT')
#-----------------------------------
# tests for 'TT-6c-2cm-90-TU'
#-----------------------------------
#
# '2013-05-22_TTb-6c-2cm-90-TU-V3_bs1',
# 'TTb-6c-2cm-90-TU-V3_bs1.DAT')
# '2013-05-17_TT-6c-2cm-0-TU_bs1',
# 'TT-6c-2cm-90-TU-V3_bs1.DAT')
# test_file = join(simdb.exdata_dir,
# 'tensile_tests',
# 'buttstrap_clamping',
# '2013-07-18_TTb-6c-2cm-0-TU_bs5',
# 'TTb-6c-2cm-0-TU-V1_bs5.DAT')
# # 'TTb-6c-2cm-0-TU-V3_bs5.DAT')
#
# test_file = join(simdb.exdata_dir,
# 'tensile_tests',
# 'buttstrap_clamping',
# '2013-07-09_TTb-6c-2cm-0-TU_bs4-Aramis3d',
# 'TTb-6c-2cm-0-TU-V2_bs4.DAT')
#-----------------------------------
# tests for 'TT-6g-2cm-0-TU' (ARG-1200-TU)
#-----------------------------------
#
# test series no.1
#
# test_file = join(simdb.exdata_dir,
# 'tensile_tests',
# 'dog_bone',
# '2012-12-10_TT-6g-2cm-0-TU_bs',
# 'TT-6g-2cm-0-V2.DAT')
# test series no.3
#
# test_file = join(simdb.exdata_dir,
# 'tensile_tests',
# 'buttstrap_clamping',
# '2013-07-09_TTb-6g-2cm-0-TU_bs4-Aramis3d',
# 'TTb-6g-2cm-0-TU-V1_bs4.DAT')
# test series NxM_1
#
# test_file = join(simdb.exdata_dir,
# 'tensile_tests',
# 'buttstrap_clamping',
# '2014-04-30_TTb-6c-2cm-0-TU_NxM1',
# 'TTb-6c-2cm-0-TU-V16_NxM1.DAT')
#------------------------------------------------------------------
# set 'ex_run' of 'fitter' to selected calibration test
#------------------------------------------------------------------
#
ex_run = ExRun(data_file=test_file)
fitter.ex_run = ex_run
#------------------------------------------------------------------
# specify the parameters used within the calibration
#------------------------------------------------------------------
#
# get the composite E-modulus and Poisson's ratio as stored
# in the experiment data base for the specified age of the tensile test
#
E_c = ex_run.ex_type.E_c
print('E_c', E_c)
# # use the value as graphically determined from the tensile test (= initial stiffness for tension)
# E_c = 28000.
# age, Em(age), and nu of the slab test or bending test determines the
# calibration parameters. Those are used for calibration and are store in the 'param_key'
# appendet to the calibration-test-key
#
age = 28
# E-modulus of the concrete matrix at the age of testing
# NOTE: value is more relevant as compression behavior is determined by it in the bending tests and slab tests;
# behavior in the tensile zone is defined by calibrated 'phi_fn' with the predefined 'E_m'
# E_m = ex_run.ex_type.ccs.get_E_m_time(age)
E_c = ex_run.ex_type.ccs.get_E_c_time(age)
# use average E-modul from 0- and 90-degree direction for fitter in both directions
# this yields the correct tensile behavior and returns the best average compressive behavior
#
# E_c = 22313.4
# alternatively use maximum E-modul from 90-direction also for 0-degree direction for fitting
# this yields the correct tensile behavior also in the linear elastic regime for both directions corresponding to the
# tensile test behavior (note that the compressive E-Modulus in this case is overestimated in 0-degree direction; minor influence
# assumed as behavior is governed by inelastic tensile behavior and anisotropic redistrirbution;
#
# E_c = 29940.2
# E_c = 29100.
# E_c = 22390.4
# E_c = 18709.5
E_c = 28700.
# smallest value for matrix E-modulus obtained from cylinder tests (d=150mm)
# E_m = 18709.5
# set 'nu'
# @todo: check values stored in 'mat_db'
#
nu = 0.20
ex_run.ex_type.ccs.concrete_mixture_ref.nu = nu
n_steps = 200
fitter.n_steps = n_steps
fitter.format_ticks = True
fitter.ex_run.ex_type.age = age
print('age = %g used for calibration' % age)
fitter.ex_run = ex_run
# print 'E_m(age) = %g used for calibration' % E_m
# fitter.dim.mats_eval.E = E_m
print('E_c(age) = %g used for calibration' % E_c)
fitter.dim.mats_eval.E = E_c
print('nu = %g used for calibration' % nu)
fitter.dim.mats_eval.nu = nu
print('n_steps = %g used for calibration' % n_steps)
max_eps = fitter.max_eps
print('max_eps = %g used for calibration' % max_eps)
#------------------------------------------------------------------
# set 'param_key' of 'fitter' to store calibration params in the name
#------------------------------------------------------------------
#
# param_key = '_age%g_Em%g_nu%g_nsteps%g' % (age, E_m, nu, n_steps)
# param_key = '_age%g_Ec%g_nu%g_nsteps%g__smoothed' % (age, E_c, nu, n_steps, max_eps)
param_key = '_age%g_Ec%g_nu%g_nsteps%g_smoothed' % (age, E_c, nu,
n_steps)
fitter.param_key = param_key
print('param_key = %s used in calibration name' % param_key)
#------------------------------------------------------------------
# run fitting procedure
#------------------------------------------------------------------
#
import pylab as p
ax = p.subplot(111)
fitter.mfn_line_array_target.mpl_plot(ax)
p.show()
fitter.init()
fitter.fit_response()
fitter.store()
fitter.plot_trial_steps()
return
#---------------------------
# basic testing of fitter methods:
#---------------------------
# set to True for basic testing of the methods:
basic_tests = False
if basic_tests:
fitter.run_through()
# fitter.tloop.rtrace_mngr.rtrace_bound_list[0].configure_traits()
fitter.tloop.rtrace_mngr.rtrace_bound_list[0].redraw()
last_strain_run_through = fitter.tloop.rtrace_mngr.rtrace_bound_list[
0].trace.xdata[:]
last_stress_run_through = fitter.tloop.rtrace_mngr.rtrace_bound_list[
0].trace.ydata[:]
print('last strain (run-through) value', last_strain_run_through)
print('last stress (run-through) value', last_stress_run_through)
fitter.tloop.reset()
fitter.run_step_by_step()
# fitter.tloop.rtrace_mngr.rtrace_bound_list[0].configure_traits()
fitter.tloop.rtrace_mngr.rtrace_bound_list[0].redraw()
last_strain_step_by_step = fitter.tloop.rtrace_mngr.rtrace_bound_list[
0].trace.xdata[:]
last_stress_step_by_step = fitter.tloop.rtrace_mngr.rtrace_bound_list[
0].trace.ydata[:]
print('last stress (step-by-step) value', last_stress_step_by_step)
fitter.run_trial_step()
fitter.run_trial_step()
fitter.tloop.rtrace_mngr.rtrace_bound_list[0].redraw()
strain_after_trial_steps = fitter.tloop.rtrace_mngr.rtrace_bound_list[
0].trace.xdata[:]
stress_after_trial_steps = fitter.tloop.rtrace_mngr.rtrace_bound_list[
0].trace.ydata[:]
print('stress after trial', stress_after_trial_steps)
fitter.init()
# fitter.mats2D_eval.configure_traits()
lof = fitter.get_lack_of_fit(1.0)
print('1', lof)
lof = fitter.get_lack_of_fit(0.9)
print('2', lof)
# fitter.tloop.rtrace_mngr.configure_traits()
fitter.run_trial_step()
else:
from ibvpy.plugins.ibvpy_app import IBVPyApp
ibvpy_app = IBVPyApp(ibv_resource=fitter)
ibvpy_app.main()
