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Robust fault detection based on adaptive threshold generation using interval LPV observers
dc.contributor.author | Montes de Oca, Saúl |
dc.contributor.author | Puig Cayuela, Vicenç |
dc.contributor.author | Blesa Izquierdo, Joaquim |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament d'Enginyeria de Sistemes, Automàtica i Informàtica Industrial |
dc.date.accessioned | 2012-05-23T07:45:01Z |
dc.date.available | 2012-05-23T07:45:01Z |
dc.date.created | 2012 |
dc.date.issued | 2012 |
dc.identifier.citation | Montes de Oca, S.; Puig, V.; Blesa, J. Robust fault detection based on adaptive threshold generation using interval LPV observers. "International journal of adaptive control and signal processing", 2012, vol. 26, núm. 3, p. 258-283. |
dc.identifier.issn | 0890-6327 |
dc.identifier.uri | http://hdl.handle.net/2117/15909 |
dc.description.abstract | In this paper, robust fault detection based on adaptive threshold generation of a non-linear system described by means of a linear parameter-varying (LPV) model is addressed. Adaptive threshold is generated using an interval LPV observer that generates a band of predicted outputs taking into account the parameter uncertainties bounded using intervals. An algorithm that propagates the uncertainty based on zonotopes is proposed. The design procedure of this interval LPV observer is implemented via pole placement using linear matrix inequalities. Finally, the minimum detectable fault is characterized using fault sensitivity analysis and residual uncertainty bounds. Two examples, one based on a quadruple-tank system and another based on a two-degree of freedom helicopter, are used to assess the validity of the proposed fault detection approach. |
dc.format.extent | 26 p. |
dc.language.iso | eng |
dc.rights | Attribution-NonCommercial-NoDerivs 3.0 Spain |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/3.0/es/ |
dc.subject | Àrees temàtiques de la UPC::Informàtica::Automàtica i control |
dc.subject.lcsh | Nonlinear control theory |
dc.subject.other | Linear parameter-varying |
dc.subject.other | Lnterval LPV observer |
dc.subject.other | Linear matrix inequalities |
dc.subject.other | Zonotopes |
dc.subject.other | Minimum detectable fault |
dc.title | Robust fault detection based on adaptive threshold generation using interval LPV observers |
dc.type | Article |
dc.subject.lemac | Control no lineal, Teoria |
dc.contributor.group | Universitat Politècnica de Catalunya. SAC - Sistemes Avançats de Control |
dc.identifier.doi | 10.1002/acs.1263 |
dc.relation.publisherversion | http://dx.doi.org/10.1002/acs.1263 |
dc.rights.access | Open Access |
local.identifier.drac | 10285104 |
dc.description.version | Postprint (published version) |
local.citation.author | Montes de Oca, S.; Puig, V.; Blesa, J. |
local.citation.publicationName | International journal of adaptive control and signal processing |
local.citation.volume | 26 |
local.citation.number | 3 |
local.citation.startingPage | 258 |
local.citation.endingPage | 283 |
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