aae490t_pres1

aae490t_pres1 - Mission Design and build 2 Micro-Air...

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Unformatted text preview: Mission Design and build 2 Micro-Air Vehicle for endurance of 1 hour. Either ICE or electric power propellers will be used. Preliminary Design Specifications Take-off weight - 5oz. Cruise velocity - 25 mph. 6 by 6. S5010 airfoil section will be used for both wing and tail design. Sketch of the vehicle Front View Side View Plane View Ratio of Cl of wing to tail for Cm =0 Dimensional Analysis of ) ( 2 2 / 1 2 2 / 1 1 2 / 3--- = W W S C C c E D L prop Endurance Equation / c [=] Hp*Hr/lb ( S/2) 1/2 [=] (slug/ft) 1/2 (W 1-1/2 W 2-1/2 ) [=] (lb)-1/2 = (slug*ft/s 2 )-1/2 (2) and (3) become [=] s/ft (1) can be converted to [=] ft-1 Thus (4) and (5) become [=] sec Values Used in Range Equation prop = 0.5 C = 8 lb/(hp*hr) = 4.04 * 10-6 (ft-1 ) C L = 0.8 C D = 0.2 = 0.0023769 (slug/ft 3 ) S = 0.2639 (ft 2 ) W 2 = 5 oz = 0.3125 (lb) What About W 1 ?...
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aae490t_pres1 - Mission Design and build 2 Micro-Air...

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