Robust Control of Piecewise Linear Switched System with Constrained Input and Ellipsoid

Author(s):  
Zhilin Liu ◽  
Xin Yuan ◽  
Jun Zhang ◽  
Li Su
2015 ◽  
Vol 26 (5) ◽  
pp. 903-915 ◽  
Author(s):  
Jianming Lian ◽  
Jianghai Hu ◽  
Stanislaw H. Zak

1999 ◽  
Vol 5 (1) ◽  
pp. 157-166 ◽  
Author(s):  
D. Henrion ◽  
G. Garcia ◽  
S. Tarbouriech

Author(s):  
Jingfu Jin ◽  
Nicholas Gans ◽  
Yoon-Gu Kim ◽  
Sung-Gil Wee

We propose a shared control structure for nonholonomic mobile robots, in which a human operator can command motions that override autonomous operation, and the robot overrides either the teleoperation or autonomous controller if it encounters an obstacle. We divide the whole configuration, including orientation, space into an obstacle avoidance and an obstacle-free region. This enables a switched-system approach to switch between autonomous and teleoperation mode, or the obstacle avoidance and the obstacle-free region. To reject disturbances or noise present in the error dynamics, two different robust control laws are proposed using a high gain and a variable structure approach. Lyapunov-based stability analysis is provided. To rigorously test the approach under different circumstances, experiments have been conducted by two different research groups. The results from two groups show that the shared control approach works effectively both in the teleoperation mode and autonomous mode with different system settings and environments.


2019 ◽  
Vol 340 ◽  
pp. 158-170 ◽  
Author(s):  
Dongsheng Yang ◽  
Ting Li ◽  
Huaguang Zhang ◽  
Xiangpeng Xie

2008 ◽  
Vol 16 (8) ◽  
pp. 991-1003 ◽  
Author(s):  
J.J.T.H. de Best ◽  
B.H.M. Bukkems ◽  
M.J.G. van de Molengraft ◽  
W.P.M.H. Heemels ◽  
M. Steinbuch

1993 ◽  
Vol 26 (2) ◽  
pp. 419-422
Author(s):  
G.F. Wredenhagen ◽  
P.R. Belanger

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