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Running snappyHexMesh - Spiral Region
Utility snappyHexMesh reads set-up from system/snappyHexMeshDict and refines background mesh in direction to the surface model. The snappyHexMeshDict dictionary is already set.
Create the mesh running snappyHexMesh utility:
# snappyHexMesh
When finished, check the mesh running checkMesh and view the mesh in paraview:
# checkMesh -latestTime
# paraFoam
Figure: Francis turbine spiral region mesh view.