Ahmad Akbari R.

2 Questions 3 Answers 0 Followers

Questions related from Ahmad Akbari R.

Why does second displacement gradient vary proportionally to the inverse of the element size?

When we solve an elasticity problem with a high order FEM, why are the second gradient of displacement and the element size inversely proportional?

05 March 2014 9,681 1 View

My nonlinear FE problem does not converge optimally when Dirichlet BCs are imposed by Lagrange multipliers. Any idea?

I try to solve a nonlinear finite element problem by NR solver. The Dirichlet BCs are imposed by 1) penalty method and 2) Lagrange multipliers. Does anybody knows why the residual force converges...

10 September 2012 7,804 3 View