Failure distributions in multicomponent systems with imperfect repairs

Richard Arnold*, Stefanka Chukova, Yu Hayakawa

*この研究の対応する著者

研究成果: Article査読

5 被引用数 (Scopus)

抄録

We present a model for correlated failures in multicomponent systems where failed components are repaired. Due to these repairs multiple failures of each component are observable. Repair is instantaneous, but imperfect: in general the component is not returned to the good-as-new condition. Correlation amongst failures and the overall ageing of the system are modelled by treating each component failure as a shock which damages the other components in the system. We construct the likelihood for observations generated by such a system, and show how to simulate from this model. We demonstrate inference of the model parameters with simulated data and two real-world examples.

本文言語English
ページ(範囲)4-17
ページ数14
ジャーナルProceedings of the Institution of Mechanical Engineers, Part O: Journal of Risk and Reliability
230
1
DOI
出版ステータスPublished - 2016 2月 1

ASJC Scopus subject areas

  • 安全性、リスク、信頼性、品質管理

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