Design of sliding mode controller for sensor/actuator fault with unknown input observer for satellite control system

MS Aslam, I Qaisar, A Majid, P Ramaraj - Soft Computing, 2021 - Springer
In this paper, the mechanism for estimation of the sensor and actuator faulty control problem
for the class of nonlinear systems is investigated. First, we transformed the nonlinear system …

Active fault tolerant control based on adaptive interval observer for uncertain systems with sensor faults

X Wang, C Pin Tan, Y Wang… - International Journal of …, 2021 - Wiley Online Library
In this article, we present an active fault tolerant control scheme based on fault detection and
isolation (FDI) for a class of uncertain systems subject to sensor faults. The FDI unit consists …

Fault detection and isolation design for uncertain nonlinear systems based on full-order, reduced-order and high-order high-gain sliding-mode observers

F Zhu, J Yang - International Journal of Control, 2013 - Taylor & Francis
This paper considers the observer-based fault detection and isolation design problems
when the observer matching condition is not satisfied. Based on the relative degree concept …

Design of a sliding mode observer-based fault tolerant controller for automobile active suspensions with parameter uncertainties and sensor faults

H Pang, Y Shang, P Wang - IEEE Access, 2020 - ieeexplore.ieee.org
This paper presents a sliding mode observer-based fault tolerant controller for a class of
active suspension with the parametric uncertainties and sensor faults. First, TS fuzzy …

On the observer matching condition and unknown input observer design based on the system left-invertibility concept

J Zhang, F Zhu - Transactions of the Institute of Measurement …, 2018 - journals.sagepub.com
This paper considers the problems of unknown input observer (UIO) designs when the so-
called observer matching condition (OMC) is not satisfied. Firstly, the system left-invertibility …

Robust integral-observer-based fault estimation for Lipschitz nonlinear systems with time-varying uncertainties

A Zemzemi, M Kamel, A Toumi… - Transactions of the …, 2019 - journals.sagepub.com
This paper addresses the problem of state estimation and sensor fault reconstruction
conjointly for a class of nonlinear systems with time-varying uncertainties for which the …

基于高增益观测器的航迹角自适应反步控制

陈伟, 卢京潮, 袁燎原, 章卫国 - 北京航空航天大学学报, 2013 - bhxb.buaa.edu.cn
针对飞行控制系统中状态向量不完全可测量的问题, 设计了一种高增益神经网络自适应观测器.
在常规高增益观测器的基础上引入径向基(RBF, Radial Basis Function) 网络自适应项 …

A modified sliding mode fault tolerant control for large‐scale civil infrastructure

A Yeganeh Fallah, T Taghikhany - Computer‐Aided Civil and …, 2016 - Wiley Online Library
Adaptable active control strategies besides advance sensors and actuators technologies
lead to higher performance of vibrational control in civil infrastructures under severe ground …

Disturbance decoupled fault diagnosis for sensor fault of maglev suspension system

Y Li, J Li, G Zhang, W Tian - Journal of central south university, 2013 - Springer
A disturbance decoupled fault diagnosis strategy is proposed. This disturbance decoupled
fault diagnosis is both robust to disturbances and sensitive to sensor faults of magnetic …

Observer based multi-level fault reconstruction for interconnected systems

M Zhang, B Dahhou, Q Wu, Z Li - Entropy, 2021 - mdpi.com
The problem of local fault (unknown input) reconstruction for interconnected systems is
addressed in this paper. This contribution consists of a geometric method which solves the …