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Message #06079
Re: [Question #199585]: how can i simulate rolling friction?
Question #199585 on Yade changed:
https://answers.launchpad.net/yade/+question/199585
Christian Jakob posted a new comment:
Thanks for the fast answers.
@Luc: download successful ...
@jduriez:
>Here, Ip2_FrictMat_FrictMat_MindlinCapillaryPhys() has two major drawbacks :
>- it uses material data of "FrictMat" type, whereas you want to use CohFrictMat..
>- it computes interaction data of MindlinCapillaryPhys(), while your law needs MindlinPhys..
MindlinCapillaryPhys and MindlinPhys are working equal, when
Law2_ScGeom_CapillaryPhys_Capillarity is not active.
>However, linking these values with the rounded feature of the grains is
a task too difficult for me...
What do you mean with that?
For further explanations:
I perform pour cone tests to get the natural repose angle (ca. 30 degree for well rounded sand). While increasing friction parameter I can get 24-25 degree as maximum repose angle, so I thought including rolling friction will help me getting the right repose angle to verify my model ...
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