Tip leakage vortex before stall
Tip leakage vortex after stall
Description: The figure shows the tip leakage vortex characteristics colored by axial velocity. It can be seen that the suction side blockage is very high for the stalled blade. The total cell count is 2.54 million elements.
Solver: simpleFOAM (OpenFOAM 5.0)
Meshing software: ICEM CFD (Unstructured tetrahedral elements with prism layer)
Post processor: ParaView 5.5.2
Name: Madhan Kumar P
Organization: Indian Institute of Technology Madras