Unsteady aerodynamics of rotorcraft in ground effect

Collection of Technical Papers - AIAA Applied Aerodynamics Conference

Volumn 2, Issue , 2004, Pages 980-990

  Ganesh, Balakrishnan ^a,b   Komerath, Narayanan ^a,b  

^a Georgia Institute of Technology   (United States)

^b School of Aerospace Engineering   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AERODYNAMICS; DRAG; FLIGHT DYNAMICS; FLOW VISUALIZATION; FUSELAGES; GROUND EFFECT; UNSTEADY FLOW; VORTEX FLOW; WIND TUNNELS;

FLIGHT CONDITIONS; ROTOR WAKE; ROTORCRAFT; UNSTEADY AERODYNAMICS;

ROTORS;

EID: 20544471811     PISSN: 10485953     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2004-5287     Document Type: Conference Paper

References (11)

1. Curtiss, H.C. Jr., Sun, M., Putman, W.F., Hanker, E.J. Jr., " Rotor Aerodynamics in Ground Effect at Low Advance Ratios", Journal AHS, Jan. 1984, pp48-55.
2. Curtiss Jr., H.C., Erdman, W., and Sun, M., "Ground Effect Aerodynamics", International Conference on Rotorcraft Basic Research, 1985.
3. Xin, H., "Development and Validation of a Generalized Ground Effect Model for Lifting Rotors", PhD Thesis, Georgia Tech, 1999.
4. Hanker, E.J. Jr. and Smith, R.P., "Parameters Affecting Helicopter Interactional Aerodynamics in Ground Effect", Journal AHS, Jan 1985, pp52-61.
5. Cimbala, J.M., Billet, M.L., Gaublomme, D.P., and Oefelein, "Experiments on the Unsteadiness Associated with a Ground Vortex", Journal of Aircraft, Vol.28, No.4, Apr. 1991, pp261-267.
6. Saberi, H.A. and Maisel, M.D., "A Free-Wake Rotor Analysis Including Ground Effect", Annual Forum Proceedings, 43rd American Helicopter Society, pp879-889.
7. Light, J.S., "Tip Vortex Geometry of a Hovering Helicopter Rotor in Ground Effect", Journal of the American Helicopter Society, Apr 1993, pp34-42.
8. Prouty, R.W., "Operations Flight in Turbulent Air", NASA Civil Helicopter Safety Web Site, Aug. 2001.
9. th Annual Forum of AHS, May 1974.
10. th Annual AHS Forum 2003.
11. Yoshino, F et al., "Hot-wire Direction Error Response Equations in Two-Dimensional Flows"., J of Phy. E:Sci. Instruments., 1989, Vol.22., pp 480-490.