Effect of wing planform shape on the flow structures of an insect-like flapping wing in hover

27th Congress of the International Council of the Aeronautical Sciences 2010, ICAS 2010

Volumn 2, Issue , 2010, Pages 1433-1446

  Phillips, N ^a   Knowles, K ^a   Lawson, N J ^a  

^a CRANFIELD UNIVERSITY   (United Kingdom)

Author keywords

Flapping wing; insect flight; Leading edge vortex; Micro air vehicle; Particle image velocimetry

Indexed keywords

EXPERIMENTAL INVESTIGATIONS; FLAPPING WING; FLAPPING WING MICRO AIR VEHICLE; FLOW FIELD MEASUREMENT; INSECT FLIGHT; LEADING-EDGE VORTICES; MID-STROKE POSITION; PARTICLE IMAGE VELOCIMETRIES;

AERODYNAMICS; ASPECT RATIO; DELTA WING AIRCRAFT; FLOW STRUCTURE; MICRO AIR VEHICLE (MAV); REYNOLDS NUMBER; VELOCIMETERS; VELOCITY MEASUREMENT; VORTEX FLOW; WINGS;

PLANFORMS;

EID: 84878456616     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (33)

1. Zbikowski, R., "Flapping wing autonomous micro air vehicles: research programme outline," Fourteenth International Conference on Unmanned Air Vehicle Systems, Vol. Supplementary Papers, 1999, pp. 38.1-38.5.
2. Woods, M. I., Henderson, J. F., and Lock, G. D., "Energy requirements for the flight of micro air vehicles," The Aeronautical Journal, Vol. 105, No. 1043, March 2001, pp. 135-149.
3. Usherwood, J. R. and Ellington, C. P., "The aerodynamics of revolving wings I. Model hawkmoth wings," Journal of Experimental Biology, Vol. 205, 2002, pp. 1547-1564.
4. Heathcote, S.and Gursul, I., "Flexible flapping airfoil propulsion at low Reynolds numbers," AIAA Journal, Vol. 45, 2007, pp. 1066-1078.
5. Heathcote, S., Wang, Z., and Gursul, I., "Effect of spanwise flexibility on flapping wing propulsion," Journal of Fluids and Structures, Vol. 24, 2008, pp. 183-199.
6. Lu, Y., Shen, G. X., and Lai, G. J., "Dual leading-edge vortices on flapping wings," Journal of Experimental Biology, Vol. 209, 2006, pp. 5005-5016.
7. Ansari, S. A., Knowles, K., and ? Zbikowski, R., "Design study of insect-like flapping wings in the hover. Part II: effect of wing geometry," 2008, pp. 1976-1990.
8. Dickinson, M. H., Lehmann, F.-O., and Sane, S. P., "Wing rotation and the aerodynamic basis of insect flight," Science, Vol. 284, No. 5422, 18 June 1999, pp. 1954-1960.
9. Willmott, A. P. and Ellington, C. P., "The mechanics of flight in the hawkmoth manduca sexta: I. Kinematics of hovering and forward flight," Journal of Experimental Biology, Vol. 200, 1997, pp. 2705-2722.
10. Ansari, S. A., A nonlinear, unsteady, aerodynamic model for insect-like flapping wings in the hover with micro air vehicle applications, Ph.D. thesis, Cranfield University (Shrivenham), September 2004.
11. Wilkins, P. C., Some unsteady aerodynamics relevant to insect-inspired flapping-wing micro air vehicles, Ph.D. thesis, Cranfield University (Shrivenham), June 2008, http://hdl.handle.net/1826/2913.
12. Ellington, C. P., van den Berg, C., Willmott, A. P., and Thomas, A. L. R., "Leading-edge vortices in insect flight," Nature, Vol. 384, 19/26 December 1996, pp. 626-630.
13. Wilkins, P. C. and Knowles, K., "The leadingedge vortex and aerodynamics of insect-based flapping-wing micro air vehicles," Aeronautical Journal, Vol. 113, No.1143, 2009, pp. 253-262.
14. Lentink, D. and Dickinson, M. H., "Rotational accelerations stabilize leading edge vortices on revolving fly wings," Journal of Experimental Biology, Vol. 212, 2009, pp. 2705-2719.
15. Phillips, N. and Knowles, K., "Effect of flapping kinematics on the mean lift of an insectlike flapping wing," Submitted to Proc. IMechE, Part G, Journal of Aerospace Engineering.
16. Phillips, N. and Knowles, K., "Progress in the development of an adjustable, insect-like flapping wing apparatus utilising a three degree-offreedom parallel spherical mechanism," International Powered Lift Conference, Royal Aeronautical Society, London, July 2008.
17. Lawson., N. J. and Wu, J., "Three-dimensional particle image velocimetry: error analysis of stereoscopic techniques," Measurement Science and Technology, Vol. 8, 1997, pp. 894-900.
18. Prasad, A. K., "Stereoscopic particle image velocimetry," Experiments in Fluids, Vol. 29, 2000, pp. 103-116.
19. Raffel, M., Willert, C., and Kompenhans, J., Particle image velocimetry: a practical guide, Springer, 1998.
20. Gali'nski, C. and ? Zbikowski, R., "Materials challenges in the design of an insect-like flapping wing mechanism based on a four-bar linkage," Materials & Design, Vol. 28, No. 3, 2007, pp. 783-796.
21. Pedersen, C. B., An indicial-Polhamus model of aerodynamics of insect-like flapping wings in hover, Ph.D. thesis, Cranfield University (Shrivenham), 17 June 2003.
22. Keane, R. D. and Adrian, R. J., "Optimization of particle image velocimeters. Part II: Multiple pulsed systems," Measurement Science and Technology, Vol. 2, 1991, pp. 963-974.
23. Ramasamy, M. and Leishman, J. G., "Phaselocked particle image velocimetry measure-ments of a flapping wing," Journal of Aircraft, Vol. 43, No. 6, November-December 2006, pp. 1867-1875.
24. Ansari, S. A., Phillips, N., Stabler, G., Wilkins, P. C., ? Zbikowski, R., and Knowles, K., "Experimental investigation of some aspects of insectlike flapping flight aerodynamics for application to micro air vehicles,"Experiments in Fluids, Vol. 46, No.5, 2009, pp. 77-7798.
25. Westerweel, J., "Efficient detection of spurious vectors in particle image velocimetry data," Experiments in Fluids, Vol. 16, 1994, pp. 236-247.
26. Hunt, J. C. R., Wray, A. A., and Moin, P., "Eddies, stream, and convergence zones in turbulent flows," Center for Turbulence Research, Vol. Report CTR-S88, 1988, pp. 193-208, Report CTR-S88.
27. Poelma, C., Dickson, W. B., and Dickinson, M. H., "Time-resolved reconstruction of the full velocity field around a dynamically-scaled flapping wing," Experiments in Fluids, Vol. 41, 2006, pp. 213-225.
28. Willert, C. E. and Gharib, M., "Digital particle image velocimetry," Experiments in Fluids, Vol. 10, 1991, pp. 181-193.
29. Willert, C. E., "Stereoscopic digital particle image velocimetry for application in wind tunnel flows," Measurement Science and Technology, Vol. 8, 1997, pp. 1465-1479.
30. Leibovich, S., "Vortex Stability and Breakdown: Survey and Extension," AIAA Journal, Vol. 22, No. 9, September 1984, pp. 1192-1206.
31. Liu, H., Ellington, C. P., Kawachi, K., van den Berg, C., and Wilmott, A. P., "A Computational Fluid Dynamic Study of Hawkmoth Hovering," Journal of Experimental Biology, Vol. 201, 1998, pp. 461-477.
32. van den Berg, C. and Ellington, C. P., "The Three-Dimensional Leading-Edge Vortex of a "Hovering" Model Hawkmoth," Philosophical Transactions of the Royal Society of London Series B, Vol. 352, No. 1351, 29 March 1997, pp. 329-340.
33. Lu, Y. and Shen, G. X., "Three-dimensional flow structures and evolution of the leadingedge vortices on a flapping wing," Journal of Experimental Biology, Vol. 211, No. 8, 2008,pp. 1221-1230.