Fast actuator and sensor fault estimation based on adaptive unknown input observer

S Gao, G Ma, Y Guo, W Zhang - ISA transactions, 2022 - Elsevier
This study evaluates the robust fault estimation problem of systems with actuator and sensor
faults though the simultaneous use of unknown input disturbances and measurement noise …

Active fault-tolerant control of cable-driven parallel robots

SM Fazeli, M Abedi, A Molaei, M Hassani… - Nonlinear …, 2023 - Springer
Cable-driven parallel robots (CDPRs) are a class of parallel robots where the cables are
used as the arms of the robot in a redundant kinematic architecture. Such an architecture …

A controller management scheme for active fault-tolerant tracking: Linear discrete-time systems

I Zare, P Setoodeh, MH Asemani - ISA transactions, 2023 - Elsevier
This paper proposes an active fault-tolerant control (FTC) approach based on the controller
management and virtual actuator idea for linear discrete-time systems subject to unknown L …

Adaptive neural tracking control for non‐affine switched systems with multiple time delays and actuator faults

Y Wu, G Zhang, LB Wu - … Journal of Adaptive Control and Signal …, 2022 - Wiley Online Library
In this article, an adaptive output feedback neural tracking control algorithm is studied for
non‐affine switched systems with multiple time delays and actuator faults. First, an adaptive …

Robust fault estimation for T‐S fuzzy systems with intermittently sampled data based on finite information learning observer

Y Su, C Sun, S Huang, S Yi - International Journal of Adaptive …, 2024 - Wiley Online Library
In this article, we study the problem of robust fault estimation for a class of T‐S fuzzy systems
with time delays and external disturbances based on the finite information learning observer …

Dynamic Model-Free Control Approach for Fully Constrained Cable-Driven Parallel Robots: Prescribed Control Range

SM Fazeli, A Ameri, A Molaei… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Cable-driven parallel robots (CDPRs) utilize cables instead of rigid linkages. Considering
the complexity of the cable dynamics and the positive constraint on the cable tension, the …

Robust fault‐tolerant cooperative control for a class of interconnected systems with actuator faults based on dynamic event‐triggered

K Wang, C Sun, S Huang, L Wu… - International Journal of …, 2024 - Wiley Online Library
In this paper, the problem of fault estimation (FE) and fault‐tolerant control (FTC) for a class
of systems with dynamic event‐triggered mechanism (ETM) and time delay in a network …

Intermediate variable‐based adaptive fault estimation for a class of Lipschitz nonlinear systems

L Han, SJ Huang - … Journal of Adaptive Control and Signal …, 2023 - Wiley Online Library
In this paper, the problem of fault estimation based on intermediate variable‐based adaptive
observer for a class of nonlinear systems with Lipschitzian nonlinearities and faults is …

Fuzzy adaptive observer‐based fault estimation design with adjustable parameter for satellite under unknown actuator faults and perturbations

Y Li, W Xu, L Chang - IET Control Theory & Applications, 2022 - Wiley Online Library
This study considers the problem of fault estimation for rigid satellite in the presence of
external disturbances, parameter perturbations, and actuator time‐varying faults. Firstly, a …

Adaptive fast smooth super-twisting observer–based robust fault diagnosis for nonlinear systems

S Gao, Z Zhang, W Zhang - Transactions of the Institute of …, 2023 - journals.sagepub.com
This study investigates the problem of robust fault diagnosis for nonlinear systems subjected
to actuator faults and unknown input disturbances. A novel adaptive fast smooth super …