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Message #02169
R: Re: Triax - yade-versions
I have generated a new Triaxial with the last release. Probably that's the reason as you say (anyway it was a big sample, 4000 balls).
For my graphic problem try to see what happens if you use the parameters you can find on the attached txt file and using the release 1902.
Chiara
>----Messaggio originale---->Da: bruno.chareyre@xxxxxxxxxxx>Data: 15/12/2009 13.08>A: <yade-users@xxxxxxxxxxxxxxxxxxx>>Ogg: Re: [Yade-users] Triax - yade-versions>>>> is it possible to get different results in terms of stresses for the >> Triaxial Test using different releases? For instance, I have got some >> differences between the stresses obtained from the r1874 and from the last one >> (the stresses at the critical state remain the same but changes the way I get >> it).>Did you use the same scene twice (results should be the same), or did >you generate a new triaxial test with the new revision (different random >packings => different results, especially on small samples)?>>For your graphical problem, it is strange, I never saw that before.>What parameter are you changing? I'm curious to see if I can reproduce that.>>Bruno>>-- > >_______________>Chareyre Bruno>Maître de Conférences>>Grenoble INP>Laboratoire 3SR - bureau E145>BP 53 - 38041, Grenoble cedex 9 - France>Tél : 33 4 56 52 86 21>Fax : 33 4 76 82 70 43>________________>>>_______________________________________________>Mailing list: https://launchpad.net/~yade-users>Post to : yade-users@xxxxxxxxxxxxxxxxxxx>Unsubscribe : https://launchpad.net/~yade-users>More help : https://help.launchpad.net/ListHelp>
Yade â Release 1902
INPUT PARAMETERS (mask â Yade)
Volume lowerCorner 0.00 0.00 0.00
upperCorner 12.00 12.00 12.00 mm
thickness 0.001
Expansion method
maxMultiplier 1.0010
finalMaxMultiplier 1.0001
radiusStdDev 0.33
radiusMean -1.00
Sphere (physics)
sphereYoungModulus 600.00 N/mm^2
spherePoissonRatio 0.60
sphereFrictiondeg 26.57 deg
compactionFrictionDeg 0.57 deg
Box (physics)
boxyoungModulus 600.00 N/mm^2
boxPoissonRatio 0.60
boxFrictionDeg 0.00 deg
density 2.60E-06 kg/mm^3
defaultDt -1.00
dampingForce 0.05
dampingMomentum 0.05
numberOfGrains 4000.00
strainRate 1.00 s^-1
maxWallVelocity 100.00
StabilityCriterion 0.05
wallOversizeFactor 1.30
sigmaIsoCompaction 0.05 N/mm^2
sigmaLateralConfinement 0.05 N/mm^2
epsilonMax 0.15
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