1. Propulsion 2 QDR AAE 451: Team 2 Michael Caldwell Jeff Haddin
Asif Hossain
James Kobyra
John McKinnis
Kathleen Mondino
Andrew Rodenbeck
Jason Tang
Joe Taylor
Tyler Wilhelm
February 22, 2005

2. Overview 3-View Drawing Thrust Required Power & Endurance Required
Motor & Battery Selection
Propeller Selection
February 22, 2005

3. Aircraft 3-View Mission Requirements 15 min. endurance
Take-off distance ≤ 60 ft.
Vstall ≤ 15 ft./s
Vloiter ≤ 25 ft./s
35 ft. turn radius
February 22, 2005

4. Thrust Required
February 22, 2005

5. Power & Endurance Required
February 22, 2005

6. Motor & Battery Selection
Brushed
Brushless
February 22, 2005

7. Thrust and Advance Ratio
February 22, 2005

8. Power and Advance Ratio
February 22, 2005

9. Propeller Efficiency and Advance Ratio
February 22, 2005

10. Choice of Motors (RPM)
February 22, 2005

11. Propeller Selection Brushless motor propeller Brushed motor propeller
7 in. diameter
3.57 in. pitch
74% efficiency
Brushed motor propeller
8 in. diameter
4.59 in. pitch
76% efficiency
February 22, 2005

12. Questions? Summary Motor & Battery Selection Propeller Sizing
3 Bladed Props?
Questions?
February 22, 2005