[Yade-users] R: Re: Triax - yade-versions

[email protected] Tue, 15 Dec 2009 05:35:19 -0800

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: [email protected]>Data: 15/12/2009 
>13.08>A: <[email protected]>>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>Ma&icirc;tre de 
>Conf&eacute;rences>>Grenoble INP>Laboratoire 3SR - bureau E145>BP 53 - 38041, 
>Grenoble cedex 9 - France>T&eacute;l : 33 4 56 52 86 21>Fax : 33 4 76 82 70 
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        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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[Yade-users] R: Re: Triax - yade-versions

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