Output Feedback Tracking Control of the Omni-Directional Robot Based on an Orientation Observer
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摘要
In this paper,we study the output feedback tracking control problem of omni-directional robots.Firstly,we construct an observer to estimate the value of unknown orientation of the robot through switching and event triggering strategies.Compared to present works,the velocity of the robot is only required persistently exciting,and hence can go through zero,meanwhile,the acceleration measurement of the robot is unneeded.Then,we design an output feedback tracking controller,guaranteeing that tracking errors asymptotically converge to zero.Finally,numerical simulations verify all obtained theoretical results.
In this paper,we study the output feedback tracking control problem of omni-directional robots.Firstly,we construct an observer to estimate the value of unknown orientation of the robot through switching and event triggering strategies.Compared to present works,the velocity of the robot is only required persistently exciting,and hence can go through zero,meanwhile,the acceleration measurement of the robot is unneeded.Then,we design an output feedback tracking controller,guaranteeing that tracking errors asymptotically converge to zero.Finally,numerical simulations verify all obtained theoretical results.
引文
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