Federico Alzamora Previtali

Minimum Orthogonal Quality of 0.02 seems low to me and can results in problems, such as the ones that you are facing. We typically recommend at least 0.1 for minimum orthogonal quality. Have you tried meshing using Fluent Meshing? We have workflows that streamline and simplify the meshing process. Mesh Generation using Ansys Fluent Meshing | Ansys Courses