Ansys Learning Forum Forums Discuss Simulation General Mechanical Cause of overshoot in contact pressure value for CZM Reply To: Cause of overshoot in contact pressure value for CZM

Arun
Ansys Employee

The overshoot in the value of contact pressure is due to artificial damping coefficient. Debonding is generally accompanied by convergence difficulties in the Newton-Raphson solution. Artificial damping is used to stabilize the numerical solution. In general a very small value of 1E-8 is used.