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Titre: | Optimal sensor placement for fault detection and isolation by the structural adjacency matrix |
Auteur(s): | Alem, Said BENAZZOUZ, Djamel |
Mots-clés: | Optimal sensor placement, fault detection and Isolati on linear structured systems digraphs, structural adjacency matrix |
Date de publication: | 2013 |
Editeur: | Academic journals |
Collection/Numéro: | International Journal of Physical Sciences;Vol.8(6), pp. 225-230 |
Résumé: | In this paper, we consider the optimal sensors plac
ement problem for faults detection and isolation.
When the detection and isolation of faults of an ex
isting system’s sensors is impossible or uncertain,
a
reconfiguration sensor placement of this system sho
uld be reconsidered. The propagation of faults
(Observability/Detectability) was studied in a stru
ctured linear system on a directed graph (digraph).
An
optimisation of sensor placement is necessary to is
olate detectable faults and obtain an optimal
structural isolability. To have a maximal structura
l isolability, we must find all the vertex-disjoint
paths
knowing that this property depends upon additional
sensors. This novel approach is illustrated over a
two tanks application applying on a directed graph
to obtain the maximal and optimal structural
detectability and isolability of the system. |
URI/URL: | http://dlibrary.univ-boumerdes.dz:8080/handle/123456789/5859 |
ISSN: | 1992 - 1950 |
Collection(s) : | Publications Internationales
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