L1 Adaptive Control Design for Improved Handling of the F/A-18 class of Aircraft

Author(s):  
Leena Singh ◽  
Piero Miotto ◽  
Louis S. Breger
Author(s):  
Irene Gregory ◽  
Chengyu Cao ◽  
Enric Xargay ◽  
Naira Hovakimyan ◽  
Xiaotian Zou

Author(s):  
Song Tian ◽  
Jiang Wang ◽  
Defu Lin ◽  
Pei Pei

This article presents L1 adaptive control scheme for vertical flight control of helicopter. Linear controller is designed as baseline controller to provide preliminary improvement in performance and robustness. Considering the existence of uncertainties and disturbances, we propose L1 adaptive controller with modified piecewise constant adaptation law to augment the baseline controllers. Further, the proposed L1 adaptive controller can be implemented without any modification of the baseline controller. Benefit from this, the design of the entire control system is significantly simplified, and the designed controller is easy to apply to practical engineering. The simulation results indicate that the proposed controllers have good performance for helicopter vertical flight in the presence of uncertainties and disturbances.


1996 ◽  
Vol 29 (1) ◽  
pp. 5162-5167 ◽  
Author(s):  
Youping Zhang ◽  
Petros A. Ioannou

Author(s):  
Giulio Avanzini ◽  
Elisa Capello ◽  
Irene Piacenza ◽  
Fulvia Quagliotti ◽  
Naira Hovakimyan ◽  
...  

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