1. Final Design Team 6 December 2 nd, 2010

2. UAV Team Specializations David Neira – Power & Propulsion Josiah Shearon – Materials Selection & Fabrication Matthew Martin – Fuselage Configuration Josh Mellen – Electronics & Control (Hardware) TJ Worden – Wing Design Ona Okonkwo – Electronics & Control (Software)

3. Presentation Outline Interim Design Review Finalized Design Overview Finalized Design Breakdown Future Work Questions

4. Interim Design Review

5. Center of Gravity Optimization

6. Payload Distribution Mission 3 Mission 2

7. UAV/Payload Disassembled Side Top

8. Materials/Fabrication Materials used Carbon fiber Vinyl Ester Matrix Balistics grade Kevlar Core Foam Nomex Balsa wood Fabrication Techniques Vacuum Bagging Mold Making

9. Aircraft Specifications Wingspan: 46.7 in Aspect Ratio: 6.67 in Tailspan: 10 in Vertical Stabilizer: 5 in Overall Length: 30.8 in Empty Weight: 1.52 lbs Max Loaded Weight: 5.27 lbs

10. Wing Leading Edge-Stress

11. Wing Leading Edge-Deflection

12. Wing Attachment-Stress

13. Wing Attachment-Deflection

14. Wing Attachment-Stress

15. Wing Attachment-Deflection

16. Landing Gear Stress Analysis Rear Landing Gear Max. Stress: 11 MPa

17. Battery Analysis Elite 1500 Cell (1.2V, 1500 mAh) Average Capacity: 1350 mAh Maximum Current Draw: 20A Limited by Fuse 15.2A Motor Current Draw Minor draw from other components Battery life at 20A draw 1350 mAh: 4.05 minutes 1500 mAh: 4.5 minutes

18. Battery Analysis

19. Risk Assessment Battery Capacity not sufficient for application Cell Failure may lead to insufficient or no voltage Recharging battery may reduce battery performance

20. Future Work: Propulsions Wind Tunnel Testing Determine Dynamic Thrust Curve Static Endurance Test Determine Component Compatibility

21. Future Work: Aerodynamics and Control/Stability Implement CFD on current model Ensure minimal drag Develop mission model for each phase of flight Predict forces, moments, aircraft state Implement AVL/XFLR analysis Simulate aircraft during phases of flight Ensure empennage optimality. Appropriately size wing and tail control surfaces.

22. Future Work: Programming Visual Studio 2010 Previous experience with the software Easily accessible (free of charge) Handles both C and C++ C language Most familiar Most common used language for servo programming

23. Future Work: Programming Items in possession LPR510AL Dual-Axis (Pitch and Roll or XY) Gyro with ±100°/s and ±400°/s Rangers Micro Maestro 6-Channel USB Servo Controller Risk analysis Debugging Thorough possibilities evaluation

24. Future Work: Flight Testing Data Log Flight Maneuvers Air Speed Sensor Motor Temperature Sensor Motor RPM Current Draw Voltage Altitude Sensor Gyroscope Optimize

25. Questions?