We have an exciting announcement about badges coming in May 2025. Until then, we will temporarily stop issuing new badges for course completions and certifications. However, all completions will be recorded and fulfilled after May 2025.

Ansys Learning Forum Forums Discuss Simulation LS Dyna How to secure analysis stability when using AutoDyn solver Reply To: How to secure analysis stability when using AutoDyn solver

Chris Quan
Ansys Employee

Can you check Energy Summary to see if hourglass energy is high, comparing with Internal Energy?

What meshing method you used to generate the mesh?

What is the material of these two balls: ductile, brittle, hyperelastic, or porous?

What is the impact velocity?

Â