Mesh independence (convergence) analysis verifies that FEA results are not significantly affected by further mesh refinement. Results (stress, displacement) are compared across progressively finer meshes until changes fall below an acceptable tolerance (typically <5%).
Governing FormulaN/A
Knowledge Check
10 Questions
1.What is the purpose of mesh independence analysis?
2.How is mesh independence typically assessed?
3.What is an acceptable change in results for mesh convergence?
4.What happens if you continue refining the mesh beyond convergence?
5.Which result quantity typically requires the finest mesh for convergence?
6.What is 'h-convergence'?
7.What is 'p-convergence'?
8.What is a stress singularity?
9.How do you handle stress singularities in mesh convergence?
10.What should you plot to demonstrate mesh convergence?