yade-dev team mailing list archive

[Anton Gladky <gladky.anton@xxxxxxxxx>]

Ok, thank you. I have got an idea.

______________________________

Anton Gladkyy


2010/4/29 Václav Šmilauer <eudoxos@xxxxxxxx>

> > I do not clearly understand the method slipToDisplacementTMax().
> > We should use it only when Fs>mu*Fn?
> What is mu? You give limit strain (the only argument) and changes epsT
> so that it has at most this magnitude (doesn't change direction); if it
> is smaller, it just returns. The way you compute limit strain depends on
> your plasticity function.
> > In this case we have slip, so we decrease Fs=mu*Fn, and we also have
> > to make epsT like epsT = Fs/(CrossSection*E)?
> Not clear to me what you mean. Have a look in
> Law_Dem3DofGeom_CpmPhys_Cpm contact law, it should be self-explanatory.
> > Is slipToDisplacementTMax() for the EpsT updating?
> It does just that. It doesn't (cannot) change force, that is your
> business.
>
> HTH, v
>
>
>
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