Disturbance Observer-Based Robust Control Design for Uncertain Periodic Piecewise Time-Varying Systems With Disturbances

• Published in: IEEE access Vol. 11; pp. 1671 - 1681
• Main Authors: Thilagamani, V., Sakthivel, R., Aravinth, N., Ma, Yong-Ki, Sasirekha, R.
• Format: Journal Article
• Language: English
• Published: Piscataway IEEE 2023; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Controllers; Criteria; Delays; disturbance observer; Disturbance observers; nonlinear perturbations; Parameter uncertainty; Periodic piecewise time-varying systems; Perturbation; Perturbation methods; Polynomials; Robust control; System performance; Time varying control systems; time-varying delay; Time-varying systems; Uncertain systems; uncertainity

With the aid of disturbance observer strategy, this article aims to investigate the disturbance rejection and stabilization problems for periodic piecewise time-varying systems that are subject to time-varying delays, parameter uncertainties, nonlinear perturbations and exogenous disturbances. To be...