Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
jf dg posted a new comment:
That allows me alot. Also, I intend to enhance the triax.Py script (with
facets) with the aid of practice the wall at the top and bottom as
opposed to practice velocity for debris,
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Deepak proposed the following answer:
Hello,
The simulation hangs because Yade runs for 5000 timesteps and it exits
:
if __name__=="__main__":
sim = simulation()
sim.steprun()
sim.irun(5000) #run
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Anqi H posted a new comment:
Hi Deepak,
I have attached the script and the txt file that has the particle
positions and radius. The original txt file has about 3900 particles,
I've tried running with 20
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Deepak proposed the following answer:
hi,
can you send the yade script as well?
On Fri, Sep 13, 2019 at 3:57 PM Anqi H
wrote:
> Question #683336 on Yade changed:
>
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Anqi H posted a new comment:
Hi Deepak,
Thank you for the links. I've made deltaT 1/10 of the previous value, It
now stalls at 0.01468s while both courant and max courant number is less
than 0.5.
Time =
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Deepak proposed the following answer:
I've noticed that the max Courant No. is 3.7703, that doesn't look
good...have you tried decreasing the time step in Yade?
On Fri, Sep 13, 2019 at 11:36 AM Deepak Kn
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Open => Answered
Deepak proposed the following answer:
Hi,
I need to have a look at the case, boundary conditions and things to
identify why this happens (my best bet is bad physics/numerical
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Answered => Open
Anqi H is still having a problem:
Hi Deepak,
I'm running the same simulation with icoFoam for 0.05s, the particles
are defined in fluidCouplingIDList and dynamic is disabled. The
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Open => Answered
Deepak proposed the following answer:
Hi,
>I've decided to stick with icoFoam as my fluid flow is laminar and they
are both transient solvers
There is more to than just the
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Anqi H gave more information on the question:
The part of the script where I disabled particle motions is
proppant_assembly =
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Anqi H gave more information on the question:
Hi Deepka,
I've decided to stick with icoFoam as my fluid flow is laminar and they
are both transient solvers. I've made my fluid domain a longer section
so icoFoam
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Answered => Open
Anqi H is still having a problem:
Hi Deepak, you are right. The system is not stable as the courant number
increases to a large number very fast, it may be due to my fluid domain
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Deepak proposed the following answer:
and also in the PyRunner for deletePar, set the iterPeriod=1.
On Wed, Sep 4, 2019 at 11:19 AM Deepak Kn
wrote:
> Hello,
>
> There could be several reasons for this :
>
>
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Open => Answered
Deepak proposed the following answer:
Hello,
There could be several reasons for this :
Have you checked for the stability of the system ? Do particles 'fly' out
of the domain
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Answered => Open
Anqi H is still having a problem:
Hi Deepak,
Thank you so much for your help so far. I've modified my script based on
your comment to check if a body does not have any cohesive
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Open => Answered
Deepak proposed the following answer:
Hello,
Modifications in the source code have been made to insert/delete bodies. You
can clone this branch[1] and verify it.
I would suggest
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Anqi H posted a new comment:
Forgot to add that the solver was icoFoam
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Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Solved => Open
Anqi H is still having a problem:
FoamFile
{
version 2.0;
format ascii;
class volVectorField;
object U;
}
// * * * * * * * * * * * * * * * * * * *
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Answered => Solved
Anqi H confirmed that the question is solved:
blockMeshDict:
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object blockMeshDict;
}
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Anqi H posted a new comment:
Hi Deepak, thank you for your message. I'm not too sure how to put the
pyrunner before the fluidcoupling engine, I was also wondering how to
reset the aabbEnlargeFactor after the
Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Deepak proposed the following answer:
Also, could you share a simple script (and the name of the openfoam
solver), so I can test this?
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Question #683336 on Yade changed:
https://answers.launchpad.net/yade/+question/683336
Status: Open => Answered
Deepak proposed the following answer:
Hello,
Yes it is possible, although what kind of boundary conditions are used in the
fluid problem?
One way to do this would be to add a
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