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# $Id$ |
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__copyright__=""" Copyright (c) 2006 by ACcESS MNRF |
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http://www.access.edu.au |
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Primary Business: Queensland, Australia""" |
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__license__="""Licensed under the Open Software License version 3.0 |
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http://www.opensource.org/licenses/osl-3.0.php""" |
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|
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# run by scons build/posix/modellib/test/python/drucker_prager.passed from check out cd. |
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|
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import os |
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from esys.modellib.mechanics import DruckerPrager |
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from esys.escript.modelframe import Link,Simulation |
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from esys.modellib.geometry import RectangularDomain, VectorConstrainer, UpdateGeometry |
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from esys.modellib.input import Sequencer, InterpolateOverBox |
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from esys.modellib.visualization import WriteVTK |
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|
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try: |
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WORKDIR=os.environ['MODELLIB_WORKDIR'] |
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except KeyError: |
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WORKDIR='.' |
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|
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|
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debug=True |
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|
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dom=RectangularDomain(debug) |
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dom.l=[1.,1.,1.] |
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dom.n=[50,30,2] |
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dom.order=2 |
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dom.integrationOrder=2 |
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sq=Sequencer(debug) |
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sq.t=0 |
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sq.t_end=0.8 |
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sq.dt_max=0.02 |
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|
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iob=InterpolateOverBox(debug) |
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iob.domain=Link(dom,"domain") |
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iob.value_left_bottom_front=[1.,0.,0.] |
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iob.value_right_bottom_front=[0.,0.,0.] |
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iob.value_left_bottom_back=[1.,0.,0.] |
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iob.value_right_bottom_back=[0.,0.,0.] |
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iob.value_left_top_front=[1.,0.,0.] |
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iob.value_right_top_front=[0.,0.,0.] |
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iob.value_left_top_back=[1.,0.,0.] |
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iob.value_right_top_back=[0.,0.,0.] |
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|
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iob.value_left_bottom_front=[1.,0.] |
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iob.value_right_bottom_front=[0.,0.] |
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iob.value_left_bottom_back=[1.,0.] |
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iob.value_right_bottom_back=[0.,0.] |
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iob.value_left_top_front=[1.,0.] |
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iob.value_right_top_front=[0.,0.] |
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iob.value_left_top_back=[1.,0.] |
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iob.value_right_top_back=[0.,0.] |
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|
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m=DruckerPrager(debug) |
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m.domain=Link(dom,"domain") |
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|
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cv=VectorConstrainer(debug) |
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cv.domain=Link(dom,"domain") |
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cv.value=Link(iob,"out") |
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|
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cv.left=[True, False, False] |
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cv.right= [True, False, False] |
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cv.bottom= [False, True, False] |
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cv.top= [False, False, False] |
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cv.front= [False, False, True] |
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cv.back= [False, False, False] |
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|
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m.velocity=Link(iob,"out") |
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m.prescribed_velocity=Link(cv,"value_of_constraint") |
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m.location_prescribed_velocity=Link(cv,"location_of_constraint") |
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m.rel_tol=0.0001 |
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|
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m.expansion_coefficient= 0. |
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m.bulk_modulus=1000. |
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m.shear_modulus=1. |
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m.plastic_stress=0. |
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m.friction_parameter=0. |
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m.dilatancy_parameter=0. |
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m.shear_length=m.shear_modulus*0.75*10000. |
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ug=UpdateGeometry(debug) |
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ug.domain=Link(dom,"domain") |
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ug.displacement=Link(m,"displacement") |
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vis=WriteVTK() |
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vis.t=Link(sq) |
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vis.scalar=Link(m,"plastic_stress") |
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vis.vector=Link(m,"velocity") |
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vis.tensor=Link(m,"stress") |
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vis.dt=0.5 |
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vis.filename=WORKDIR+"/temp.xml" |
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s=Simulation([sq,m,vis],debug=True) |
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s.run() |
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