Effects of two/rev higher harmonic control on rotor performance

Journal of the American Helicopter Society

Volumn 48, Issue 1, 2003, Pages 18-27

  Cheng, Rendy P ^a   Theodore, Colin R ^a   Celi, Roberto ^a  

^a UNIVERSITY OF MARYLAND   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AERODYNAMICS; DRAG; HARMONIC ANALYSIS; VIBRATION CONTROL;

HIGHER HARMONIC CONTROL (HHC);

HELICOPTER ROTORS;

EID: 0037243978     PISSN: 00028711     EISSN: None     Source Type: Journal    
DOI: 10.4050/jahs.48.18     Document Type: Article

References (15)

1. Friedmann, P. P., and Millot, T. A., "Vibration Reduction in Rotorcraft Using Active Control: A Comparison of Various Approaches," Journal of Guidance, Control, and Dynamics, Vol. 18, (4), July-August 1995.
2. Teves, D., Niesl, G., Blaas, A., and Jacklin, S., "The Role of Active Control in Future Rotorcraft," Twenty First European Rotorcraft Forum, Saint Petersburg, Russia, September 1995.
3. Stewart, W., "Second Harmonic Control in the Helicopter Rotor," Aeronautical Research Council Reports and Memoranda 2997, London, 1952.
4. Payne, P. R., "Higher Harmonic Rotor Control," Aircraft Engineering, Vol. 30, (354), August 1958.
5. Arcidiacono, P. J., "Theoretical Performance of Helicopters Having Second and Higher Harmonic Feathering Control," Journal of the American Helicopter Society, Vol. 6, (2), April 1961.
6. Ham, N. D., "Helicopter Individual Blade Control Research at MIT: 1977-1985," Vertica, Vol. 11, (1/2), 1987.
7. Ham, N. D., "Helicopter Stall Alleviation Using Individual Blade Control," Tenth European Rotorcraft Forum, The Hague, The Netherlands, August 1984.
8. Shaw, J., Albion, N., Hanker, E. J., Jr., and Teal, R. S., "Higher Harmonic Control: Wind Tunnel Demonstration of Fully Effective Vibratory Hub Force Suppression," American Helicopter Society 41st Annual Forum Proceedings, Forth Worth, Texas, May 1985.
9. Nguyen, K. Q., and Chopra, I., "Effects of Higher Harmonic Control on Rotor Performance and Control Loads," Journal of Aircraft, Vol. 29, (3), May-June 1992.
10. Polychroniadis, M., "Generalized Higher Harmonic Control-Ten Years of Aerospatiale Experience," Sixteenth European Rotorcraft Forum, Glasgow, Scotland, September 1990.
11. Jacklin, S. A., Nguyen, K. Q., Blass, A., and Richter, P., "Full-Scale Wind Tunnel Test of a Helicopter Individual Blade Control System," American Helicopter Society 50th Annual Forum Proceedings, Washington, DC, May 1994.
12. Jacklin, S. A., Blass, A., Swanson, S. M., and Teves, D., "Second Test of a Helicopter Individual Blade Control System in the NASA Ames 40- by 80-foot Wind Tunnel," Proceedings of the American Helicopter Society 2nd International Aeromechanics Specialists' Conference, Bridgeport, CT, October 1995.
13. Peters, D. A., and HaQuang, N., "Dynamic Inflow for Practical Applications," Journal of the American Helicopter Society, Vol. 33, (4), October 1988.
14. Kim, F. D., Celi, R., and Tischler, M. B., "High Order State Space Simulation Models of Helicopter Flight Mechanics," Journal of the American Helicopter Society, Vol. 38, (2), October 1993.
15. Kim, F. D., Celi, R., and Tischler, M. B., "Forward Flight Trim Calculation and Frequency Response Validation of a High-Order Helicopter Simulation Model," Journal of Aircraft, Vol. 30, (6), November-December 1993.