Title :
An output synchronization control design for systems with input magnitude constraints
Author :
Nishigami, Keigo ; Yasuda, Yoshihito ; Hirata, Kenji
Author_Institution :
Dept. of Mech. Eng., Nagaoka Univ. of Technol., Nagaoka, Japan
Abstract :
This paper proposes design procedures for output synchronization problems where each plant is subject to control magnitude constraints. To motivate the present control design problem, we first show that existing output synchronization control law, which modifies primal reference inputs to obtain better output synchronizations, provides adequate synchronization performance; however, it tends to be high gain controls and becomes difficult for practical implementations due to well known input saturation phenomena and resulting serious performance deterioration. To overcome the problem, we propose output synchronization and Reference Governor combined control systems design procedures. Effectiveness of the proposed methods is validated through experimental evaluations.
Keywords :
closed loop systems; compensation; control system synthesis; nonlinear control systems; Reference Governor control scheme; agent closed-loop dynamics; gain control; input magnitude constrained system; input saturation phenomena; nonlinear pre-compensator; output synchronization control design; performance deterioration; Adaptive control; Constraint theory; Control design; Control systems; Gain control; Mechanical engineering; Robot sensing systems; Roentgenium; Unmanned aerial vehicles; Vehicle dynamics; constrained system; cooperative control; output synchronization; reference governor;
Conference_Titel :
ICCAS-SICE, 2009
Conference_Location :
Fukuoka
Print_ISBN :
978-4-907764-34-0
Electronic_ISBN :
978-4-907764-33-3