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Unformatted text preview: Lab 2 Wind Tunnel Testing a 3-D Wings Unified Engineering Due Friday, 24 Feb 06, 5PM Learning Objectives Measure lift, drag, moment from load cell data, using reference-axis conversions Perform lift and drag predictions for a 3-D wing, and compare to measurements Secondary Objectives, for Flight Competition Project Get familiar with performance parameters for 3-D wings Experimental Rig Test Articles: Dragony wing and Aegea RC glider wing in WBWT Instrumentation: Tunnels pitot-static probe Wing load cell Wing parameters: y x c c Dragony wing S = 448 in 2 area b = 47 in span ref = 10 in reference chord avg = 9 . 5 in average chord e = 0 . 95 span eciency, estimated o = 4 . 0 in load cell location o = 2 . 0 in load cell location y x c c Aegea wing S = 490 in 2 area b = 78 . 5 in span ref = 7 . 5 in reference chord avg = 6 . 25 in average chord e = 0 . 97 span eciency, estimated o = 2 . 7 in load cell location o = 2 . 5 in load cell location...
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- Fall '05