A new strongly predefined time sliding mode controller for a class of cascade high-order nonlinear systems

Abadi, Ali Soltani Sharif and Hosseinabadi, Pooyan Alinaghi and Mekhilef, Saad and Ordys, Andrzej (2020) A new strongly predefined time sliding mode controller for a class of cascade high-order nonlinear systems. Archives of Control Sciences, 30 (3). pp. 599-620. ISSN 12302384, DOI https://doi.org/10.24425/acs.2020.134679.

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Abstract

Many real-time systems can be described as cascade space-state models of different orders. In this paper, a new predefined controller is designed using a Strongly Predefined Time Sliding Mode Control (SPSMC) scheme for a cascade high-order nonlinear system. The proposed control scheme based-on SMC methodology is designed such that the system states reach zero within a determined time prior to performing numerical simulation. Moreover, Fixed Time Sliding Mode Control (FSMC) and Terminal Sliding Mode Control (TSMC) schemes are presented and simulated to provide a comparison with the proposed predefined time scheme. The numerical simulation is performed in Simulink/MATLAB for the proposed SPSMC and the other two existing methods on two examples: second and of third order to demonstrate the effectiveness of the proposed SPSMC method. The trajectory tracking of the ship course system is addressed as an example of a second-order system. Synchronization of two chaotic systems, Genesio Tesi and Coullet, is considered as an example of a third-order system. Also, by using two performance criteria, a thorough comparison is made between the proposed predefined time scheme, SPSMC, and the two no predefined time schemes, FSMC and TSMC.

Item Type: Article
Funders: National Agency of Academic Exchange (NAWA) [Grant No: PPN/PPO/2018/1/00063/U/00001]
Uncontrolled Keywords: Predefined time; Stability; Sliding mode; Trajectory; Synchronization
Subjects: T Technology > TK Electrical engineering. Electronics Nuclear engineering
Divisions: Faculty of Engineering > Department of Electrical Engineering
Depositing User: Ms Zaharah Ramly
Date Deposited: 08 Nov 2024 01:30
Last Modified: 08 Nov 2024 01:30
URI: http://eprints.um.edu.my/id/eprint/36963

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