Race Car Aerodynamics MER331- Term Project. Purpose Characterize the aerodynamic performance of radio controlled vehicles Methods Surface Pressure Distribution Measurement Lift/Drag Force Measurements PIV (Particle Image Velocimetry) CFD (Computational Fluid Dynamics).
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Why are they so different?
Down force (Negative Lift)
Source: Race Car Aerodynamics, J. Katz, 1995
(a) Ford Taurus NASCAR racer (c) baja Beetle
(b) 1969 Dodge Charger (General Lee) (d) a Mini Cooper
(e) Nissan P-35 LeMans Style prototype racer
Two models required for each body type
Particle Image Velocimetry
Funded by the National Science Foundation (CCLI-9950521)