Fault detection and isolation and fault tolerant control of wind turbines using set-valued observers

P Casau, P Rosa, SM Tabatabaeipour… - IFAC Proceedings …, 2012 - Elsevier
Research on wind turbine Operations & Maintenance (O&M) procedures is critical to the
expansion of Wind Energy Conversion systems (WEC). In order to reduce O&M costs and …

Output feedback constrained regulation of linear systems via controlled-invariant sets

TA Almeida, CET Dórea - IEEE Transactions on Automatic …, 2020 - ieeexplore.ieee.org
Design of output feedback controllers applied to the regulation problem for constrained
linear discrete-time systems via set-invariance techniques is studied. Output feedback …

Set-valued observer design for a class of uncertain linear systems with persistent disturbance and measurement noise

H Lin, G Zhai, PJ Antsaklis - International Journal of Control, 2003 - Taylor & Francis
In this paper, a class of linear systems affected by parameter variations, additive noise and
persistent disturbances is considered. The problem of designing a set-valued state observer …

Reduced-order observer-based interval estimation for discrete-time linear systems

Y Chen, J Yang, Z Wang, H Zhang - Systems Science & Control …, 2021 - Taylor & Francis
This paper proposes an interval estimation method for discrete-time linear systems by
designing robust reduced-order observer with reachability analysis. First, the discrete-time …

Efficient reachability bounds for discrete-time nonlinear systems by extending the continuous-time theory of differential inequalities

X Yang, JK Scott - 2018 Annual American Control Conference …, 2018 - ieeexplore.ieee.org
This paper presents a new approach for computing tight interval enclosures of the reachable
sets of discrete-time nonlinear systems by extending effective continuous-time methods …

A unified approach to controller design for achieving ISS and related properties

S Huang, MR James, D Nesic… - IEEE transactions on …, 2005 - ieeexplore.ieee.org
A unified approach to the design of controllers achieving various specified input-to-state
stability (ISS) like properties is presented. Both full state and measurement feedback cases …

Optimization-based design of bounded-error estimators robust to missing data

KJ Rutledge, SZ Yong, N Ozay - IFAC-PapersOnLine, 2018 - Elsevier
Non-asymptotic bounded-error state estimators that provide hard bounds on the estimation
error are crucial for safety-critical applications. This paper proposes a class of optimal …

An iterative interval estimation approach to nonlinear discrete-time systems

T Zhang, G Zhang, Y Huang - … Part I: Journal of Systems and …, 2024 - journals.sagepub.com
This paper is devoted to the iterative interval estimation for nonlinear discrete-time systems.
To reconstruct the system state, a sequence of iterative observers is established based on …

Fault detection and isolation in inertial measurement units based on bounding sets

S Brás, P Rosa, C Silvestre… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
This work addresses the problem of Fault Detection and Isolation (FDI) for navigation
systems equipped with sensors providing inertial measurements and vector observations …

Minimax state estimation for linear discrete-time differential-algebraic equations

SM Zhuk - Automatica, 2010 - Elsevier
This paper presents a state estimation approach for an uncertain linear equation with a non-
invertible operator in Hilbert space. The approach addresses linear equations with uncertain …