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DUGi: Ítem | DUGiDocs - Fault diagnosis by refining the parameter uncertainty space of nonlinear dynamic systems

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Fault diagnosis by refining the parameter uncertainty space of nonlinear dynamic systems

This paper deals with fault detection and isolation problems for nonlinear dynamic systems. Both problems are stated as constraint satisfaction problems (CSP) and solved using consistency techniques. The main contribution is the isolation method based on consistency techniques and uncertainty space refining of interval parameters. The major advantage of this method is that the isolation speed is fast even taking into account uncertainty in parameters, measurements, and model errors. Interval calculations bring independence from the assumption of monotony considered by several approaches for fault isolation which are based on observers. An application to a well known alcoholic fermentation process model is presented

© American Control Conference, 2008, p. 4304-4308

IEEE

Autor: Gelso, Esteban Reinaldo
Castillo, Sandra M.
Armengol Llobet, Joaquim
Data: 2008
Resum: This paper deals with fault detection and isolation problems for nonlinear dynamic systems. Both problems are stated as constraint satisfaction problems (CSP) and solved using consistency techniques. The main contribution is the isolation method based on consistency techniques and uncertainty space refining of interval parameters. The major advantage of this method is that the isolation speed is fast even taking into account uncertainty in parameters, measurements, and model errors. Interval calculations bring independence from the assumption of monotony considered by several approaches for fault isolation which are based on observers. An application to a well known alcoholic fermentation process model is presented
Format: application/pdf
Cita: Gelso, E.R., Castillo, S.M., i Armengol, J. (2008). Fault diagnosis by refining the parameter uncertainty space of nonlinear dynamic systems. American Control Conference : 2008, 4304-4308. Recuperat 08 juny 2010, a http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=4587170
ISBN: 978-1-4244-2078-0
ISSN: 0743-1619
Accés al document: http://hdl.handle.net/10256/2563
Llenguatge: eng
Editor: IEEE
Col·lecció: Reproducció digital del document publicat a: http://dx.doi.org/10.1109/ACC.2008.4587170
Articles publicats (D-EEEiA)
És part de: © American Control Conference, 2008, p. 4304-4308
Drets: Tots els drets reservats
Matèria: Anàlisi d’intervals (Matemàtica)
Errors de diagnòstic
Sistemes dinàmics diferenciables
Diagnostic errors
Differentiable dynamical systems
Interval analysis (Mathematics)
Títol: Fault diagnosis by refining the parameter uncertainty space of nonlinear dynamic systems
Tipus: info:eu-repo/semantics/article
Repositori: DUGiDocs

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