<p>This paper discusses the (<i>Q,S,R</i>)-exponentially dissipative control problem for the discrete-time switched Takagi-Sugeno fuzzy systems with actuator failures and denial-of-service (DoS) attacks. In order to save communication resources, the dynamic event-triggered mechanism (DETM) is proposed, which allows each subsystem to switch several times within the triggering interval. However, due to the introduction of DETM, the asynchronous phenomenon occurs between the system and the controller. On this condition, the average dwell time method and Lyapunov stability theory are used to obtain the conditions of exponential stability for the system. Based on this, it is proved that the system is exponentially dissipative. Then, to eliminate the influence of actuator fault and DoS attacks on the system, the asynchronous security fault-tolerant controller is designed in the form of linear matrix inequalities. Finally, two instances are used to prove the significance of the suggested method.</p>

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Dynamic Event-Triggered Exponential Dissipative Control of Switched T-S Fuzzy Systems with Actuator Failures and DoS Attacks

  • Jing Liang,
  • Liang Zhang,
  • Shuyi Yang,
  • Ning Zhao

摘要

This paper discusses the (Q,S,R)-exponentially dissipative control problem for the discrete-time switched Takagi-Sugeno fuzzy systems with actuator failures and denial-of-service (DoS) attacks. In order to save communication resources, the dynamic event-triggered mechanism (DETM) is proposed, which allows each subsystem to switch several times within the triggering interval. However, due to the introduction of DETM, the asynchronous phenomenon occurs between the system and the controller. On this condition, the average dwell time method and Lyapunov stability theory are used to obtain the conditions of exponential stability for the system. Based on this, it is proved that the system is exponentially dissipative. Then, to eliminate the influence of actuator fault and DoS attacks on the system, the asynchronous security fault-tolerant controller is designed in the form of linear matrix inequalities. Finally, two instances are used to prove the significance of the suggested method.