The explicit analysis fails because I am also using periodic boundary conditions (to model a presentative volume element) which causes the analysis to have too many implicit constraints and so It won't run. Basically these bcs are implemented through a set of MPCs and include all faces.
I have...
Hello!
I am trying compress a typical plate with a hole until it closes to study the effect of the self contact. So far I have been unsuccessful in reaching this state however as the problem is prone to negative system eigenvalues, distorted elements and overall problems with convergence. I am...