1. Implementation of Active Flow Control using Microjets on an RC Aircraft Phil Kreth Hussein Nabulsi Dan Drake Matt Tubtim Faculty Advisor: Dr. Farrukh Alvi Sponsor: Dr. Gregg Abate (Eglin AFB) 12.06.2007

2. Presentation Outline Background and Scope Needs Assessment Detailed Design Wind Tunnel Testing Spring Proposal Budget Analysis 12.06.2007

3. Background Flow separation 12.06.2007 Flow separated ~16° AOAReattached flow – 10 psig @ microjets

4. Needs Assessment Implement microjets on RC plane Run time should be 30 secs or more Remotely activate each wing Delay stall Budget = $1,500 00 12.06.2007

5. Detailed Design 12.06.2007

6. Air Supply System 12.06.2007

7. Airframe Modification I Tank Location Shielding 12.06.2007

8. Airframe Modification II Struts

9. Data Measurement Technique Use a servo mounted camera ◦ Watch flow reattachment using tufts 12.06.2007

10. Wind Tunnel Testing 12.06.2007 Image from tuft testing video. Click the picture for the full video (1.24 MB – 0:20)

11. Spring Proposal Finish purchasing Build actuators and manifolds Machine hardware for plane modification Test actuators in wind tunnel Implement the system Flight testing 12.06.2007

12. Budget Analysis 12.06.2007

13. Conclusion Background and Scope Needs Assessment Detailed Design Wind Tunnel Testing Spring Proposal Budget Analysis 12.06.2007

14. Questions or Comments? 12.06.2007