Performance Analysis of Airfoils with Protuberances on the Leading Edge

Adam Sweeney
Missouri University of Science and Technology
Advisor: Dr. Kakkattukuzhy M. Isaac


Abstract
The effects of protuberances on the leading edge of airfoils are studied using computational fluid dynamics simulations. The protuberances were first recognized on the leading edges of the pectoral fins of humpback whales, which are very maneuverable compared to other whale species. Small scale tests have concluded that the protuberances produce much better lift curve characteristics within the stall range of the airfoil, and the present study using the computational fluid dynamics program will further investigate the effects of protuberances. Protuberances could enhance aerodynamic performance and their implementation could drastically improve the stall performance of aircraft.
Adam Sweeney is from Dexter, MO, a small town in the Southeastern corner of the state. He is a senior in Aerospace Engineering at the Missouri University of Science and Technology, formerly the University of Missouri - Rolla. Adam is a member of Sigma Gamma Tau, the national aerospace engineering honor society. He wants to work for a company that researches and develops aerospace applications for the defense industry.
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