1. Design Group 2 Kat Donovan - Team Leader Andrew DeBerry Mike Kinder John Mack Jeff Newcamp Andrew Prisbell Nick Schumacher Conceptual Design for AME 441 Spring 2004

2. Group 2 – Ducted Design

5. Comparison Aircraft * Information from http://www.aerospaceweb.org/aircraft/bomber/yb49/ † Information from http://www.aerospaceweb.org/aircraft/bomber/b2/ ‡ Information from Design and Construction of a Remote Piloted Flying Wing , May 2, 1994

6. CAD Models Electronics Box Battery Pack (x2) Circuit Card Servo GPS Receiver Modem

7. CAD Models - Dimensions

9. Sample Lift Estimation http://www.grc.nasa.gov/WWW/K-12/airplane/foil2.html

11. Power Estimate

12. Thrust Estimates

13. Thrust, Drag, Estimates

14. Weight & Drag Estimates 8.36 Total: 0.65 Main Battery 0.08 Speed Controller 1.5 Electronics Box 0.5 GPS & Transmitter 0.25 Receiver & Battery 0.32 Servo (x4) 0.06 Propeller 0.56 Engine (Cobalt 15) 0.6 Landing Gear 3.84 Structure Aircraft Weights (lbs)

15. Static Stability 2.910884 0.97 m.a.c. (ft) 8.307692 0.461538 L_ctr (x/L) Wing Center of Lift 2 L (f) Fuselage Length

17. Design & Build Schedule 26 February: Present Detailed Design 4 March: Complete Parts List 16 March: Fabrication 6-9 April: Ground Tests 13-22 April: Flight Tests

18. Questions? Group 2: Nick Schumacher Andrew DeBerry Andrew Prisbell Jeff Newcamp Kat Donovan Mike Kinder John Mack