Re: [Tochnog-users] Static

[Olivier B. <oli...@cl...>]

Le Vendredi 29 Juin 2001 21:24, vous avez =E9crit :

> Well, I think static structures must be constrained so no rigid
> movement occurs. If it is not constrained, then it takes very small
> forces (numerical errors) to make it move. You can constrain it and
> then check the reaction forces. They should be very small.

In fact, I have already done this. After a few other tests, I think it is=
=20
because Tochnog uses velocities as primary unknown when the other program=
 I=20
know use displacements. Is it right or no?
Regards, Olivier