Three-dimensional flow structures and evolution of the leading-edge vortices on a flapping wing

Journal of Experimental Biology

Volumn 211, Issue 8, 2008, Pages 1221-1230

  Lu, Yuan ^a,b   Gong, Xin Shen ^a,b  

^a BEIHANG UNIVERSITY   (China)

^b Whiting School of Engineering   (United States)

Author keywords

Digital stereoscopic particle image velocimetry (DSPIV); Electromechanical model; Flapping wing; Flow structure; Hovering; Leading edge vortex (LEV); Vortex shedding

Indexed keywords

ANIMAL; ARTICLE; BIOLOGICAL MODEL; EVOLUTION; FLOW KINETICS; FLYING; FORELIMB; INSECT; PHYSIOLOGY;

ANIMALS; EVOLUTION; FLIGHT, ANIMAL; INSECTS; MODELS, BIOLOGICAL; RHEOLOGY; WING;

ANISOPTERA (DRAGONFLIES);

EID: 44349095789     PISSN: 00220949     EISSN: None     Source Type: Journal    
DOI: 10.1242/jeb.010652     Document Type: Article

References (46)

1. Arroyo, M. P. and Greated, C. A. (1991). Stereoscopic particle image velocimetry. Meas. Sci. Technol. 2, 1181-1186.
2. Birch, J. M. and Dickinson, M. H. (2001). Spanwise flow and the attachment of the leading-edge vortex on insect wings. Nature 412, 729-733.
3. Birch, J. M., Dickson, W. B. and Dickinson, M. H. (2004). Force production and flow structure of the leading edge vortex on flapping wings at high and low Reynolds numbers. J. Exp. Biol. 207, 1063-1072.
4. Bomphrey, R. J., Lawson, N. J., Harding, N. J., Taylor, G. K. and Thomas, A. L. R. (2005). The aerodynamics of Manduca sexta: digital particle image velocimetry analysis of the leading-edge vortex. J. Exp. Biol. 208, 1079-1094.
5. Chakraborty, P., Balachandar, S. and Adrian, R. J. (2005). On the relationships between local vortex identification schemes. J. Fluid Mech. 535, 189-214.
6. Chong, M. S., Perry, A. E. and Cantweil, B. J. (1990). A general classification of three-dimensional flow fields. Phys. Fluids A 2, 765-777.
7. Coudert, S. J. M. and Schon, J.-P. (2001). Back-projection algorithm with misalignment corrections for 2D3C stereoscopic PIV. Meas. Sci. Technol. 12, 1371-1381.
8. Coudert, S., Westerweel, J. and Fournel, T. (2000). Comparison between asymmetric and symmetric stereoscopic DPIV system. In Proceedings of the 10th International Symposium on Applications of Laser Technology to Fluid Mechanics, pp. 6.1. Lisbon, Portugal.
9. Cucitore, R., Quadrio, M. and Baron, A. (1999). On the effectiveness and limitations of local criteria for the identification of a vortex. Eur. J. Mech. B/Fluids 18, 261-282.
10. Dickinson, M. H., Lehmann, F.-O. and Sane, S. P. (1999). Wing rotation and the aerodynamic basis of insect flight. Science 284, 1954-1960.
11. Dudley, R. (2000). Biomechanics of Insect Flight. Princeton: Princeton Press.
12. Ellington, C. P. (1984). The aerodynamics of hovering insect flight. III. Kinematics. Philos. Trans. R. Soc. Lond. B Biol. Sci. 305, 41-78.
13. Ellington, C. P., Van Den Berg, C., Willmott, A. P. and Thomas, A. L. R. (1996). Leading-edge vortices in insect flight. Nature 384, 626-630.
14. Fore, L. B., Tung, A. T., Buchanan, J. R. and Welch, J. W. (2005). Nonlinear temporal filtering of time-resolved digital particle image velocimetry data. Exp. Fluids 39, 22-31.
15. Gordnier, R. E. and Visbal, M. R. (2003). Higher-order compact defference scheme applied to the simulation of a low sweep delta wing flow. AIAA Paper, 2003-0620, www.aiaa.org.
16. Hama, F. R. (1962). Streaklines in a perturbed shear flow. Phys. Fluids 5, 644-650.
17. Henning, A., Rutten, M., Wagner, C. and Raffel, M. (2005). A stereo PIV investigation of a vortex breakdown above a delta wing by analysis of the vorticity field. AIAA Paper, 2005-4908, www.aiaa.org.
18. Hunt, J. C. R., Wray, A. A. and Moin, P. (1988). Eddies, stream, and convergence zones in turbulent flows. In Center for Turbulence Research Report, pp. 193-208. Stanford, USA: Center for Turbulence Research.
19. Jeong, J. and Hussain, F. (1995). On the identification of a vortex. J. Fluid Mech. 285, 69-94.
20. Lawson, N. J. and Wu, J. (1997a). Three-dimensional particle image velocimetry: experimental error analysis of a digital angular stereoscopic system. Meas. Sci. Technol. 8, 1455-1464.
21. Lawson, N. J. and Wu, J. (1997b). Three-dimensional particle image velocimetry: error analysis of stereoscopic techniques. Meas. Sci. Technol. 8, 894-900.
22. Leibovich, S. (1984). Vortex stability: survey and extension. AIAA J. 22, 1192-1206.
23. Liu, H., Ellington, C. P., Kawachi, K., van den Berg, C. and Willmott, A. P. (1998). A computational fluid dynamic study of hawk moth hovering. J. Exp. Biol. 201, 461-477.
24. Lu, Y., Shen, G. X. and Lal, G. J. (2006). Dual leading-edge vortices on flapping wings. J. Exp. Biol. 209, 5005-5016.
25. Lu, Y., Shen, G. X. and Su, W. H. (2007). Flow visualization of dragonfly hovering via an electromechanical model. AIAA J. 45, 615-623.
26. Luo, G. Y. and Sun, M. (2005). The effects of corrugation and wing planform on the aerodynamic force production of sweeping model insect wings. Acta Mech. Sinica 21, 531-541.
27. Norberg, R. A. (1975). Hovering flight of the dragonfly Aeschna Juncea L., kinematics and aerodynamics. In Swimming and Flying in Nature (ed. T. Y. Wu, C. J. Brokaw and C. Brennen), pp. 763-781. New York: Plenum Press.
28. Poelma, C., Dickson, W. B. and Dickinson, M. H. (2006). Time-resolved reconstruction of the full velocity field around a dynamically-scaled flapping wing. Exp. Fluids 41, 213-225.
29. Prasad, A. K. and Jensen, K. (1995). Scheimpflug Stereocamera for particle image velocimetry in liquid flows. Appl. Optics 34, 7092-7099.
30. Saffman, P. G. (1992). Vortex Dynamics. New York: Cambridge University Press.
31. Shavit, U., Lowe, R. J. and Steinbuck, J. V. (2006). Intensity capping: a simple method to improve cross-correlation PIV results. Exp. Fluids 42, 225-240.
32. Soloff, S. M., Adrian, R. J. and Liu, Z. C. (1997). Distortion compensation for generalized stereoscopic particle image velocimetry. Meas. Sci. Technol. 8, 1441-1454.
33. Srygley, R. B. and Thomas, A. L. R. (2002). Unconventional lift-generating mechanisms in free-flying butterflies. Nature 420, 660-664.
34. Sun, M. and Tang, J. (2002). Unsteady aerodynamic force generation by a model fruit fly wing in flapping motion. J. Exp. Biol. 205, 55-70.
35. Sun, M. and Wu, J. H. (2003). Aerodynamic force generation and power requirements in forward flight in a fruit fly with modeled wing motion. J. Exp. Biol. 206, 3065-3083.
36. Sveen, J. K. (2004). An Introduction to MatPIV v.1.6.1. Cambridge: Center for Mathematical Sciences, Department of Applied Mathematics and Theoretical Physics, University of Cambridge.
37. Taylor, G. S. and Gursul, I. (2004). Buffeting flows over a low-sweep delta wing. AIAA J. 42, 1737-1745.
38. Thomas, A. L. R., Taylor, G. K., Srygley, R. B., Nudds, R. L. and Bomphrey, R. J. (2004). Dragonfly flight: free-flight and tethered flow visualizations reveal a diverse array of unsteady lift-generating mechanisms, controlled primarily via angle of attack. J. Exp. Biol. 207, 4299-4323.
39. Van Den Berg, C. and Ellington, C. P. (1997). The three-dimensional leading-edge vortex of a 'hovering' model hawkmoth. Philos. Trans. R. Soc. Lond. B Biol. Sci. 352, 329-340.
40. Wang, J. K. and Sun, M. (2005). A computational study of the aerodynamics and forewing-hindwing interaction of a model dragonfly in forward flight. J. Exp. Biol. 208, 3785-3804.
41. Wang, Z. J. (2000a). Two dimensional mechanism for insect hovering. Phys. Rev. Lett. 85, 2216-2219.
42. Wang, Z. J. (2000b). Vortex shedding and frequency selection in flapping flight. J. Fluid Mech. 410, 323-341.
43. Wang, Z. J. (2004). The role of drag in insect hovering. J. Exp. Biol. 207, 4147-4155.
44. Willert, C. (1997). Stereoscopic digital particle image velocimetry for application in wind tunnel flows. Meas. Sci. Technol. 8, 1465-1479.
45. Wu, J. H. and Sun, M. (2004). Unsteady aerodynamic forces of a flapping wing. J. Exp. Biol. 207, 1137-1150.
46. Wu, J. Z., Vakili, A. D. and Wu, J. M. (1991). Review of the physics of enhancing vortex lift by unsteady excitation. Prog. Aerosp. Sci. 28, 73-131.