yade-users team mailing list archive

[Chiara Modenese <question175394@xxxxxxxxxxxxxxxxxxxxx>]

Question #175394 on Yade changed:
https://answers.launchpad.net/yade/+question/175394

Chiara Modenese proposed the following answer:
Can you please tell us if the force-displacement curves at the contact
match between the two codes? It would be good to know that both with and
without damping.

Thanks, Chiara

On 2 December 2011 09:55, Christian Jakob <
question175394@xxxxxxxxxxxxxxxxxxxxx> wrote:

> Question #175394 on Yade changed:
> https://answers.launchpad.net/yade/+question/175394
>
> Christian Jakob posted a new comment:
> for two colliding spheres i get following timesteps:
>
> PFC with viscous damping: 0.919e-4
> PFC without viscous damping: 0.832e-4
>
> YADE with viscous damping: 1.127e-4
> YADE without viscous damping: 1.127e-4
>
> conclusion:
> - timestep determinations are different
> - timestep determ. in PFC takes account for viscous damping
>
> But this does not explain the small timesteps I observed.
>
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