Mixed active/passive robust fault detection and isolation using set-theoretic unknown input observers

F Xu, J Tan, X Wang, V Puig, B Liang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
This paper proposes a robust fault detection and isolation (FDI) approach that combines
active and passive robust FDI approaches. Standard active FDI approaches obtain …

FD-ZKF: A zonotopic Kalman filter optimizing fault detection rather than state estimation

M Pourasghar, C Combastel, V Puig… - Journal of Process …, 2019 - Elsevier
Enhancing the sensitivity to faults with respect to disturbances, rather than optimizing the
precision of the state estimation using Kalman Filters (KF) is the subject of this paper. The …

Zonotopic set-membership state estimation for switched systems

S Ifqir, P Vicenç, I Dalil, AO Naima, M Saïd - Journal of the Franklin Institute, 2022 - Elsevier
This paper proposes a new approach for set-membership state estimation of switched
discrete-time linear systems subject to bounded disturbances and noises. A zonotopic outer …

Characterisation of interval-observer fault detection and isolation properties using the set-invariance approach

M Pourasghar, V Puig, C Ocampo-Martinez - Journal of the Franklin …, 2020 - Elsevier
The aim of this paper is to provide a robust Fault Detection and Isolation (FDI) approach that
combines the set-invariance approach with a zonotopic interval observer. The effect of the …

Adaptive threshold generation for vehicle fault detection using switched T–S interval observers

S Ifqir, I Dalil, AO Naïma, M Saïd - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper is concerned with the robust passive fault detection problem for switched
continuous-time linear parameter-varying systems with mensurable and unmeasurable …

Set‐membership estimation of switched LPV systems: Application to fault/disturbance estimation

S Zhang, V Puig, S Ifqir - International Journal of Robust and …, 2024 - Wiley Online Library
This paper proposes a set‐membership state estimation method for Switched Linear
Parameter Varying (SLPV) systems subject to unknown but bounded parametric …

Interval observer-based fault detectability analysis using mixed set-invariance theory and sensitivity analysis approach

M Pourasghar, V Puig… - International Journal of …, 2019 - Taylor & Francis
This paper addresses the characterisation of the minimum detectable fault (MDF) by means
of residual sensitivity integrated with the set-invariance theory when using an interval …

[PDF][PDF] Actuator fault diagnosis for flat systems: A constraint satisfaction approach

R Seydou, T Raissi, A Zolghadri… - International Journal of …, 2013 - sciendo.com
This paper describes a robust set-membership-based Fault Detection and Isolation (FDI)
technique for a particular class of nonlinear systems, the so-called flat systems. The …

Zonotopic set-membership state estimation for switched LPV systems

S Zhang, V Puig, S Ifqir - IFAC-PapersOnLine, 2023 - Elsevier
This paper addresses the state estimation problem for switched discrete-time Linear
Parameter Varying (LPV) systems with mensurable and unmeasurable scheduling …

Robust fault detection using set-based approaches

S Zhang, V Puig - … 5th International Conference on Control and …, 2021 - ieeexplore.ieee.org
This paper presents the performance of zonotopic fault detection (FD) for additive and
multiplicative fault using direct test and inverse test. Zonotopic set-based approaches use …