Time-varying control of a class of nonholonomic systems

Author(s):  
Yu-Ping Tian ◽  
Shihua Li
Author(s):  
Qinghui Du

The problem of adaptive state-feedback stabilization of stochastic nonholonomic systems with an unknown time-varying delay and perturbations is studied in this paper. Without imposing any assumptions on the time-varying delay, an adaptive state-feedback controller is skillfully designed by using the input-state scaling technique and an adaptive backstepping control approach. Then, by adopting the switching strategy to eliminate the phenomenon of uncontrollability, the proposed adaptive state-feedback controller can guarantee that the closed-loop system has an almost surely unique solution for any initial state, and the equilibrium of interest is globally asymptotically stable in probability. Finally, the simulation example shows the effectiveness of the proposed scheme.


2020 ◽  
Vol 101 ◽  
pp. 177-188 ◽  
Author(s):  
Somayieh Rasoolinasab ◽  
Saleh Mobayen ◽  
Afef Fekih ◽  
Pritesh Narayan ◽  
Yufeng Yao

2014 ◽  
Vol 47 (3) ◽  
pp. 5734-5739
Author(s):  
Chaoli Wang ◽  
Guoliang Wei ◽  
Hengjun Zhang ◽  
Dongkai Zhang ◽  
Zijing Wang ◽  
...  

2019 ◽  
Vol 2019 ◽  
pp. 1-16
Author(s):  
Qinghui Du ◽  
Qianqian Cui ◽  
Dongkai Zhang

This paper investigates the state-feedback stabilization of stochastic nonholonomic systems with an unknown time-varying delay. Without imposing any assumptions on the time-varying delay, a state-feedback controller is skillfully designed by using input-state-scaling technique and backstepping control approach. The switching strategy is proposed to eliminate the phenomenon of uncontrollability and to guarantee that the closed-loop system has an almost surely unique solution for any initial state and the equilibrium of interest is globally asymptotically stable in probability. A simulation example demonstrates the effectiveness of the proposed scheme.


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