Robust Control Design for a Hopping Robot in Flight Phase using the Sliding Mode Approach

Author(s):  
Guilherme N. Souza ◽  
Tiago Roux Oliveira ◽  
Antonio C. Leite
2016 ◽  
Vol 2016 ◽  
pp. 1-11 ◽  
Author(s):  
Sami ud Din ◽  
Qudrat Khan ◽  
Fazal ur Rehman ◽  
Rini Akmeliawati

This paper presents a robust control design for the class of underactuated uncertain nonlinear systems. Either the nonlinear model of the underactuated systems is transformed into an input output form and then an integral manifold is devised for the control design purpose or an integral manifold is defined directly for the concerned class. Having defined the integral manifolds discontinuous control laws are designed which are capable of maintaining sliding mode from the very beginning. The closed loop stability of these systems is presented in an impressive way. The effectiveness and demand of the designed control laws are verified via the simulation and experimental results of ball and beam system.


2013 ◽  
Vol 284-287 ◽  
pp. 2301-2304 ◽  
Author(s):  
Chieh Chuan Feng ◽  
Li Peng Yin ◽  
En Chih Chang

This paper proposes a robust control design based-on integral sliding-mode and H2–norm performance criterion to handle a class of time-varying systems with perturbations including non-linearities and disturbances. The stabilization problems for such systems are studied: integral slid-ing-mode is designated to completely nullify the matched perturbations and, in the meantime, elim-inate the reaching phase to the sliding surface, while H2–norm is a robust linear control measured for system on the sliding surface. In addition to the integral sliding mode control, the contribution of the paper is to implement a parameter-dependent Lyapunov function for H2–norm robust linear control that the overall designed system is less conservative for the system with both matched and unmatched perturbations.


Author(s):  
Sahazati Md Rozali ◽  
Nor Syaza Farhana ◽  
Muhammad Nizam Kamarudin ◽  
Amar Faiz Zainal Abidin ◽  
Mohd Fua’ad Rahmat ◽  
...  

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