1. F. Sadlo, R. Peikert, E. Parkinson ETH Zurich, VA Tech Hydro, 2004
Vorticity Based Flow Analysis and Visualization for Pelton Turbine Design Optimization
F. Sadlo, R. Peikert, E. Parkinson
ETH Zurich, VA Tech Hydro, 2004

2. Introduction Water turbine design optimization
Visualization of flow simulations
Based on vorticity: 3D swirl of velocity
Application: Pelton turbine
Vorticity Based Flow Analysis and Visualization for Pelton ...

3. Pelton Turbine
We concentrate on the first injector -> next slide should show first injector
Vorticity Based Flow Analysis and Visualization for Pelton ...

4. Vortex Core Lines, Stream Lines
Sujudi Haimes?##
Picking tool:
Seed circle orthogonal to flow
Streamlines
Vorticity Based Flow Analysis and Visualization for Pelton ...

5. Stream Tubes Circle picking tool Forward and backward tubes
Separation vortex
Vortex sheet roll-up
Vorticity Based Flow Analysis and Visualization for Pelton ...

6. Isosurface of Vorticity Magnitude
Boundary shear flow image##
Isosurface clipped at 2mm from boundary
Picking tool
Initial planar curve orthogonal to flow
Vorticity Based Flow Analysis and Visualization for Pelton ...

7. Vorticity Field Lines
Vorticity Based Flow Analysis and Visualization for Pelton ...

8. Vorticity Field Lines
Vorticity Based Flow Analysis and Visualization for Pelton ...