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Re: [Question #657637]: Applying confinement (rigid boundary) to a cylindrical sample

To: yade-users@xxxxxxxxxxxxxxxxxxx
From: Jan Stránský <question657637@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 06 Sep 2017 09:17:35 -0000
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Question #657637 on Yade changed:
https://answers.launchpad.net/yade/+question/657637

    Status: Open => Answered

Jan Stránský proposed the following answer:
Hello,
you can use walls or facets or boxes. See e.g. [1] for static boundary or [2] for active boundary applying lateral confining pressure.
cheers
Jan

###
from yade import pack, geom
pred = pack.inCylinder((0,0,0),(0,0,0.25),0.10)
sp = pack.randomDensePack(pred,radius=0.01,spheresInCell=300)
O.bodies.append(sp)
facets = geom.facetCylinder((0,0,0.125),0.1,0.25,wallMask=2|4)
O.bodies.append(facets)
###

[1] https://yade-dem.org/doc/yade.geom.html#yade.geom.facetCylinder
[2] https://github.com/yade/trunk/blob/master/examples/concrete/triax.py

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