July 18, 2023 at 7:27 am
Erik Kostson
Ansys Employee
HI
Just to add to mjmiddle and to do a mesh refinement study to see if it is a singularity - see this post about this:
(see section on welds/shells)
https://www.comsol.com/blogs/singularities-in-finite-element-models-dealing-with-red-spots/
All the best
Erik