Advanced helicopter flight control using two-degree-of-freedom H∞ optimization

Journal of Guidance, Control, and Dynamics

Volumn 19, Issue 2, 1996, Pages 461-468

  Walker, D J ^a,b,c   Postlethwaite, I ^a,b,c,d,e,f  

^a UNIVERSITY OF LEICESTER   (United Kingdom)

^b UNIVERSITY OF OXFORD   (United Kingdom)

^c IMPERIAL COLLEGE LONDON   (United Kingdom)

^d UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^e Institution of Electrical Engineers

^f Inst Elec Electronics Engineers

Author keywords

[No Author keywords available]

Indexed keywords

CONTROL EQUIPMENT; CONTROL SYSTEM SYNTHESIS; DEGREES OF FREEDOM (MECHANICS); HELICOPTERS; MULTIVARIABLE CONTROL SYSTEMS; OPTIMIZATION; PERFORMANCE; SIMULATION; SIMULATORS; SPEED;

FLIGHT CONTROL; GROUND BASED PILOTED SIMULATION TESTING; SINGULAR VALUE LOOP SHAPING;

FLIGHT DYNAMICS;

EID: 0030105228     PISSN: 07315090     EISSN: 15333884     Source Type: Journal    
DOI: 10.2514/3.21640     Document Type: Article

References (18)

1. ∞ Optimisation," IEE Proceedings, Pt. D. Vol. 137, 1990, pp. 115-129.
2. Walker, D. J., and Postlethwaite, I., "Full Authority Active Control System Design for a High Performance Helicopter," Proceedings of the 16th European Rotorcraft Forum, Royal Aeronautical Society, London, 1990, pp. III.3.2.1-III.3.2.14.
3. Maclay, D., and Howitt. J., "Design and Handling Qualities Analysis of a Full Envelope Multivariable Controller for a Combat Rotorcraft," Aerospace Vehicle Dynamics and Control, Clarendon, Oxford, England, UK, 1994, pp. 181-198.
4. Gribble, J. J., "Linear Quadratic Gaussian/Loop Transfer Recovery Design for a Helicopter in Low-Speed Flight," Journal of Guidance, Control, and Dynamics, Vol. 16, No. 4, 1993, pp. 754-761.
5. Anon., "Handling Quality Requirements for Military Rotorcraft ADS-33C," U.S. Army Aviation Systems Command. St. Louis, MO, 1989.
6. Howitt, J., "MATLAB Toolbox for Handling Qualities Assessment of Flight Control Laws," IEE International Conference on CONTROL '91 (Edinburgh, Scotland, UK), IEE Conference Publications, London, 1991, pp. 1251-1256.
7. ∞ Control Theory, Lecture Notes in Control and Information Science, Springer-Verlag, Berlin, 1987.
8. Vidyasagar, M., Control System Synthesis - A Factorization Approach, MIT Press, Cambridge, MA, 1985.
9. Padfield, G. D., "A Theoretical Model of Helicopter Flight Mechanics for Application to Piloted Simulation," TR RAE TR 81048, Royal Aircraft Establishment, Farnborough, England, UK, 1981.
10. Howitt, J., and Cheyne, S., "Assessment of the DRA Helisim Lynx Math Model on the DLR BO105 (ATTHeS) In-Flight Simulator," Defence Research Agency, DRA Working Paper WP(92) 046, Bedford, England, UK, July 1992.
11. ∞ Approach to Two Degree of Freedom Design," Proceedings of the 30th IEEE Conference on Decision and Control, Inst. of Electrical and Electronics Engineers, Piscataway, NJ, 1991, pp. 1581-1585.
12. McFarlane, D., and Glover, K., Robust Controller Design Using Normalized Coprime Factor Plant Descriptions, Lecture Notes in Control and Information Science, Springer-Verlag, Berlin, 1990.
13. Kouvaritakis, B., "Characteristic Locus Methods for Multivariable Feedback Systems Design," Ph.D. Thesis, Dept. of Electrical Engineering, Univ. of Manchester IST, Manchester, England, UK, 1974.
14. ∞ Loop Shaping Controller," International Journal of Control (to be published).
15. Lehtomaki, N., Sandell, N., and Athans, M., "Robustness Results in Linear-Quadratic Gaussian Based Multivariable Control Designs," IEEE Transactions on Automatic Control, Vol. AC-26, No. 1, 1981, pp. 75-93.
16. Padfield, G. D., Charlton, M. T., and Kimberley, A. M., "Helicopter Flying Qualities in Critical Mission Task Elements - Initial Experience with the DRA (Bedford) Large Motion Simulator," Proceedings of the 18th European Rotorcraft Forum (Avignon, France), Association Aeronautique et Astronautique de France, Paris, 1992, pp. F2-1-F2-36 (Paper F2).
17. Osder, S., and Caldwell, D., "Practical Robustness Testing for Helicopter Flight Control Systems," Proceedings of the 47th American Helicopter Society Annual Forum, 1991, American Helicopter Society, Alexandria, VA, pp. 209-221.
18. Howitt, J. "Carefree Maneuvering in Helicopter Flight Control," Proceedings of the 51st American Helicopter Society Annual Forum (Fort Worth, TX), American Helicopter Society, Alexandria, VA, 1995, pp. 287-298.