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  • 标题:Reducing false alarm rates in observer-based distributed fault detection schemes by analyzing moving averages ⁎
  • 本地全文:下载
  • 作者:Stefano Attuati ; Marcello Farina ; Francesca Boem
  • 期刊名称:IFAC PapersOnLine
  • 印刷版ISSN:2405-8963
  • 出版年度:2018
  • 卷号:51
  • 期号:24
  • 页码:473-479
  • DOI:10.1016/j.ifacol.2018.09.619
  • 语种:English
  • 出版社:Elsevier
  • 摘要:AbstractIn this paper, we first analyze the possible limitations of a model-based fault detection method grounded on a partition-based distributed Luenberger observer. The corresponding fault detection test consists of comparing, for each time instant, the output prediction error with a suitable bound, computed analytically in a distributed and scalable way As a result, we highlight the presence of an often restrictive tradeoff between false-alarm and missed-detection rates. To overcome this significant drawback, we resort to a method based on the analysis of moving averages of residuals. Tests on an academic case study show the effectiveness of this approach.
  • 关键词:KeywordsModel-based distributed fault detectionpartition-based observers
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