aae490t_pres1

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

This preview shows pages 1–8. Sign up to view the full content.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

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 α of wing to tail for Cm α =0 Dimensional Analysis of ) ( 2 2 / 1 2 2 / 1 1 2 / 3--- = W W S C C c E D L prop ρ η Endurance Equation • η/ c [=] Hp*Hr/lb • ( ρ 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 η prop = 0.5 C = 8 lb/(hp*hr) = 4.04 * 10-6 (ft-1 ) C L = 0.8 C D = 0.2 ρ = 0.0023769 (slug/ft 3 ) S = 0.2639 (ft 2 ) W 2 = 5 oz = 0.3125 (lb) What About W 1 ?...
View Full Document

{[ snackBarMessage ]}

### Page1 / 19

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

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online