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Technical Paper

UltraCapacitor Power for a Drag Racecar

2004-11-30
2004-01-3500
A student team from Brigham Young University (BYU) set a new record for the world's fastest electric drag racecar. The team modified a production EV1 donated to the university by the General Motors Corporation and installed a bank of 160 UltraCapacitors rated at 2700 farads each. This paper describes the design of the capacitor pack, the car's drive train, the charging method and other modifications of the vehicle. Here we also discuss performance and race data from an official quarter-mile drag race sanctioned by the National Electric Drag Racing Association. A simulation model for vehicle performance was also developed and is presented here.
Technical Paper

Racecar Aerodynamic Optimization for an E-1 Class Streamliner Using Arbitrary Shape Deformation

2007-09-17
2007-01-3858
This report presents the results of a CFD study to develop a bodywork package to improve the aerodynamic performance of the Brigham Young University (BYU) Electric Streamliner. A comparison of the pressure distribution and the flow around the baseline and final ‘recommended’ configuration is also presented. The effect of the CFD developed body geometry to the vehicle has been to increase downforce by almost 300lbf when it is at 200mph, while reducing drag by 8.5lbf. The final lift to drag ratio is -1.56 as compared to the .67 baseline.
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