Improved fault detection and isolation strategy using a bank of interval observers

F Xu, V Puig, C Ocampo-Martinez, F Stoican… - IFAC Proceedings …, 2014 - Elsevier
zonotopes. When the system is in the i-th mode, residual … zonotopes that can contain the
origin. Second, it is not necessary to guarantee, in a mode, that all residualbounding zonotopes

[HTML][HTML] Dynamic output feedback robust model predictive control via zonotopic set-membership estimation for constrained quasi-LPV systems

X Ping, N Sun - Journal of Applied Mathematics, 2015 - hindawi.com
… 𝑚-zonotope in R 𝑛 can be defined as the linear image of a 𝑚-dimensional hypercube in R 𝑛
, where 𝑚 is the order of the zonotope … related to zonotopes), 𝑚 (the order of zonotopes), and …

Robust detection and isolation of unknown sensor faults using interval observers and invariant sets

J Tan, W Lu, X Wang, B Liang… - 2015 Chinese Automation …, 2015 - ieeexplore.ieee.org
zonotopes and invariant sets. Section III states the plant model and interval observers. Section
IV proposes the residual zonotopes and their bounding zonotopes. … of residual zonotopes, …

Fault detection and isolation based on the combination of a bank of interval observers and invariant sets

F Xu, F Stoican, V Puig… - … on Control and …, 2013 - ieeexplore.ieee.org
In this paper, a fault detection and isolation (FDI) approach using a bank of interval observers
is developed. From the methodological point of view, a bank of interval observers is …

A hybrid stochastic-deterministic approach for active fault diagnosis using scenario optimization

GR Marseglia, JK Scott, L Magni, RD Braatz… - IFAC Proceedings …, 2014 - Elsevier
… In this work, all uncertainties are described by uniform PDFs with finite support on zonotopes,
so that the noises are bounded in the deterministic sense. As in Scott et al. (2013a), these …

Reachability analysis of linear systems with stepwise constant inputs

P Hänsch, H Diab, IB Makhlouf… - Electronic Notes in …, 2013 - Elsevier
… To simplify the notation, we will sometimes write a zonotope as a matrix, where the first … the
generators of the zonotope. Figure 1 shows several examples of zonotopes together with their …

Formal verification of phase-locked loops using reachability analysis and continuization

M Althoff, A Rajhans, BH Krogh, S Yaldiz, X Li… - Communications of the …, 2013 - dl.acm.org
zonotope center (to which a zonotope is centrally symmetric) and the g (i) ∈ Rn are called
generators. The order of a zonotope … Figure 7 illustrates a zonotope being constructed step-by-…

Merging Kalman filtering and zonotopic state bounding for robust fault detection under noisy environment

C Combastel - IFAC-PapersOnLine, 2015 - Elsevier
Zonotopes form a class of polytopic sets implicitly represented by matrices and leading to
efficient set computations. This class is closed under Minkowski sum ⊕ (computed as a matrix …

Chained segment offsetting for ray-based solid representations

J Martinez, S Hornus, F Claux, S Lefebvre - Computers & Graphics, 2015 - Elsevier
… the solid and an object known as a zonotope. The zonotope is defined as the Minkowski
sum of the set of segments. A zonotope is usually sufficient for our target applications in …

Actuator-fault detection and isolation based on set-theoretic approaches

F Xu, V Puig, C Ocampo-Martinez, F Stoican… - Journal of Process …, 2014 - Elsevier
… Additionally, considering the balance among the expressional concision, computational
precision and complexity, this paper uses zonotopes as the containment set to propagate the …