yade-dev team mailing list archive

[Chiara Modenese <c.modenese@xxxxxxxxx>]

On 2 December 2010 13:37, Bruno Chareyre <bruno.chareyre@xxxxxxxxxxx> wrote:

> > - the attribute isBroken in CohFricMat is never used in the code. Shall
> > we keep it?
>
> It was used for display (giving a different color to spheres with broken
> contacts).
> It could be used again one day, but we can put it back if needed. Feel free
> to remove it.
>
Ok.

>
> > - I have limited the value of the maximum plastic moment for the rolling
> > part (with relative option to not apply it). What about the maximum
> > twist moment?
>
> It would be interesting to put a max value for this one as well, if you
> can.
> Twist slip is probably the most realistic plastic behaviour for
> sphere-sphere contacts
> (consistent with HM!!).
>
I think it would be nice to have that value, but I think we would need to
define the contact area first. Anyway, in this case I will see later what to
do. For now, one can set the ktwist=0 so that no twist is indeed applied.

Cheers.
Chiara



>
> Cheers.
>
> Bruno
>
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