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Running snappyHexMesh - Draft Tube 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

Created meshes are located in directories named after numbers.

francis turbine cfd openfoam drafttube mesh zoom
francis turbine cfd openfoam drafttube mesh

Figure: Francis turbine spiral region mesh view.