Performance Comparison Between Higher-Order Sliding Mode and Fixed Boundary Layer Sliding Mode Controller for a 10-DoF Bipedal Robot

Author(s):  
Koceila Cherfouh ◽  
Jason Gu ◽  
Umar Farooq ◽  
Muhammad Usman Asad ◽  
Rajeeb Dey ◽  
...  

This paper considers a tracking problem on discrete-time higher-order linear time-delay systems. The improved observer-model following sliding mode controller (OMF-SMC) is proposed. The combination uses a classical Luyenberger observer based controller to achieve predefined process output and sliding mode controller is added to assure the robustness despite of uncertainty and external disturbances. To show the effectiveness of proposed method, four error performance indices, maximum peak overshoot and settling time are considered rigorously. The simulations results on the non-oscillatory, moderate oscillatory, integrating, unstable and non-minimum phase system demonstrates that the proposed approach performs better compared with classical PID controller, continuous and discrete sliding mode controllers.


2019 ◽  
Vol 8 (1) ◽  
pp. 269-277 ◽  
Author(s):  
Maryam Farahmandrad ◽  
Soheil Ganjefar ◽  
Heidar Ali Talebi ◽  
Mahdi Bayati

2019 ◽  
Vol 52 (21) ◽  
pp. 341-346
Author(s):  
Karl D. von Ellenrieder ◽  
Helen C. Henninger

2009 ◽  
Vol 36 (1) ◽  
pp. 37-45 ◽  
Author(s):  
S.H. Qaiser ◽  
A.I. Bhatti ◽  
Masood Iqbal ◽  
R. Samar ◽  
J. Qadir

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