364
R. dell’Erba
Fig. 18.44 Von Mises plot of FEM solutions
rules between the followers, etc.) and compute the strain when the followers readjust
themselves, after a while. As leaders we choose the right and left side of the plate, so
we impose the displacements of these points as computed from the FEM equations
and investigate the arrangement of the other points. It is important to remark that we
have no criteria about the choice of what lattice, interaction law between followers,
etc.… So as first attempt we use a square lattice and no weight in the computational
of the followers coordinate. In Fig. 18.45, the obtained configuration, together with
the FEM solution (red points), is shown; in Fig. 18.46 the corresponding von Mises
plot. The points on the left and on the right of the plate are overlapped because of
the leaders and we have imposed their displacement as the FEM solution of the plate
Fig. 18.45 Beam deformation
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