Shell Eco Marathon - Aerodynamics course at UCLA (University of California, Los Angeles)
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This lecture covers:
Basics of aerodynamics:
- laminar versus turbulent flow
- pressure drag and friction drag
- drag coefficients
- Reynolds number
- Boundary layers
- Flow separation
Basics of CFD (computational fluid dynamics)
- Modelling
- Meshing & discretization
- Iteration
Basics of wind tunnels:
- Components (fan, diffuser, turning vanes, settling chamber, honey combs, screens, test section)
- Blockage factor
- Wall effects
- Scaled model testing
- Force measurements
- PIV (particle image velocimetry)
Discussion of the UCLA eco marathon design