Adjustment of adaptive gain with bounded linear stability analysis to improve time-delay margin for metrics-driven adaptive control

AIAA Infotech at Aerospace Conference and Exhibit and AIAA Unmanned...Unlimited Conference

Volumn , Issue , 2009, Pages

  Bakhtiari Nejad, Maryam ^a   Nguyen, Nhan T ^a   Krishnakumar, Kalmanje ^a  

^a NASA AMES RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ADAPTIVE CONTROL; ADAPTIVE GAIN; ADAPTIVE LAWS; GENERIC TRANSPORT MODELS; LINEAR STABILITY; PHASE MARGINS; STABILITY METRICS; UNMODELED DYNAMICS;

ADAPTIVE CONTROL SYSTEMS; AIRCRAFT CONTROL; CONTROL THEORY; DELAY CONTROL SYSTEMS; TIME DELAY;

LINEAR STABILITY ANALYSIS;

EID: 77958510728     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (18)

1. M.L. Steinberg, "A Comparison of Intelligent, Adaptive, and Nonlinear Flight Control Laws", AIAA Guidance, Navigation, and Control Conference, AIAA-1999-4044, 1999.
2. C.E. Rohrs, L. Valavani, M. Athans, and G. Stein, "Robustness of Continuous-Time Adaptive Control Algorithms in the Presence of Unmodeled Dynamics", IEEE Transactions on Automatic Control, Vol AC-30, No. 9, pp. 881-889, 1985.
3. R.L. Eberhart, and D.G. Ward, "Indirect Adaptive Flight Control System Interactions", International Journal of Robust and Nonlinear Control, Vol. 9, pp. 1013-1031, 1999.
4. R.T. Rysdyk, and A.J. Calise, "Fault Tolerant Flight Control via Adaptive Neural Network Augmentation", AIAA Guidance, Navigation, and Control Conference, AIAA-1998-4483, 1998.
5. B.S. Kim, and A.J. Calise, "Nonlinear Flight Control Using Neural Networks", Journal of Guidance, Control, and Dynamics, Vol. 20, No. 1, pp. 26-33, 1997.
6. E.N. Johnson, A.J. Calise, H.A. El-Shirbiny, and R.T. Rysdyk, "Feedback Linearization with Neural Network Augmentation Applied to X-33 Attitude Control", AIAA Guidance, Navigation, and Control Conference, AIAA-2000-4157, 2000.
7. M. Idan, M.D. Johnson, and A.J. Calise, "A Hierarchical Approach to Adaptive Control for Improved Flight Safety", AIAA Journal of Guidance, Control and Dynamics, Vol. 25, No. 6, pp. 1012-1020, 2002.
8. M. Idan, M.D. Johnson, A.J. Calise, and J. Kaneshige, "Intelligent Aerodynamic/Propulsion Flight Control For Flight Safety: A Nonlinear Adaptive Approach", American Control Conference, Arlington, VA, June 2001.
9. N. Hovakimyan, N. Kim, A.J. Calise, J.V.R. Prasad, and E.J. Corban, "Adaptive Output Feedback for High-Bandwidth Control of an Unmanned Helicopter", AIAA Guidance, Navigation and Control Conference, AIAA-2001-4181, 2001.
10. J. Totah, K. Krishnakumar, and S. Vikien, "Integrated Resilient Aircraft Control - Stability, Maneuverability, and Safe Landing in the Presence of Adverse Conditions", NASA Aeronautics Research Mission Directorate Aviation Safety Program, April 13, 2007.
11. N.T. Nguyen, J. D. Boskovic, "Bounded Linear Stability Margin Analysis of Nonlinear Hybrid Adaptive Control", American Control Conference, Seattle, WA, June 2008.
12. N.T. Nguyen, K. Krishnakumar, J.D. Boskovic, "An Optimal Control Modification to Model-Reference Adaptive Control for Fast Adaptation", AIAA Guidance, Navigation, and Control Conference, Honolulu, HI, August 2008.
13. N.T. Nguyen, M. Bakhtiarinejad, Y. Huang, "Hybrid Adaptive Flight Control with Bounded Linear Stability Analysis", AIAA Guidance Navigation and Control Conference, Hilton Head, SC, August 2007.
14. R.M. Bailey, R.W. Hostetler, K.N. Barnes, C.M. Belcastro, "Experimental Validation: Subscale Aircraft Ground Facilities and Integrated Test Capability", AIAA Infotech Aerospace Conference, AIAA-2007-2818, 2007.
15. W.K. Ho, O.P. Gan, E.B. Tay, and E.L. Ang, "Performance and Gain and Phase Margins of Well-Known PID Tuning Formulas", IEEE Transactions, Control Systems Technology, Vol. 4, Issue 4, 473-477, July 1996.
16. W.K. Ho. C.C. Hang, J. Zhou, "Self-Tuning PID Control of a Plant with Under-Damped Response with Specifications on Gain and Phase Margin", IEEE Transactions on Control Systems Technology, Vol. 5, No. 4, July 1997.
17. W.K. Ho, K.W. Lim, C.C. Hang, L.Y. Ni, "Getting More Phase Margin and Performance out of PID Controllers", Automatica, Vol. 35, No. 9, 1579-1585, 1999.
18. A. Annaswamy, J. Jang, and E. Lavretsky, "Stability Margins for Adaptive Controllers in the Presence of Time-Delay", AIAA Guidance, Navigation, and Control, Honolulu, HI, August 2008.