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Analysis of performance-depleting maintenance on degraded control systems

  • Huadong Mo
  • , Min Xie
  • , Linbo Wang
  • , Yihai He

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

The control systems have been widely implemented in many realistic applications. Maintenance activities play an important role in ensuring that the system works properly when considering the degraded components. Traditional maintenance model cannot be directly applied to degraded control systems due to the dynamic properties and the feed-back mechanism. In this paper, a time-varying model is proposed to capture the features of degraded components and inner control system. The degradation of component takes into account the unit-to-unit variability. The condition-based maintenance is determined by the real-time performance of degraded control system which is evaluated at inspection times. Monte Carlo Simulation method is introduced to estimate the parameters of the maintenance model and long run cost rate is obtained. A case study on the simulated heat remove system of chemical plant is presented to illustrate the correctness and effectiveness of the entire framework.
Original languageEnglish
Title of host publicationProceedings of 2015 the 1st International Conference on Reliability Systems Engineering, ICRSE 2015
PublisherIEEE
ISBN (Print)9781467385565
DOIs
Publication statusPublished - 24 Dec 2015
Event1st International Conference on Reliability Systems Engineering, ICRSE 2015 - Beijing, China
Duration: 21 Oct 201523 Oct 2015

Conference

Conference1st International Conference on Reliability Systems Engineering, ICRSE 2015
PlaceChina
CityBeijing
Period21/10/1523/10/15

Research Keywords

  • condition-based maintenance
  • control system
  • degraded components

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