Sangam: A Confluence of Knowledge Streams

Identifying challenges in quantifying uncertainty: case study in infrared thermography

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dc.creator Grenyer, Alex
dc.creator Addepalli, Sri
dc.creator Zhao, Yifan
dc.creator Oakey, Luke
dc.creator Erkoyuncu, John A.
dc.creator Roy, Rajkumar
dc.date 2018-08-31T09:46:29Z
dc.date 2018-08-31T09:46:29Z
dc.date 2018-07-03
dc.date.accessioned 2022-05-25T16:38:08Z
dc.date.available 2022-05-25T16:38:08Z
dc.identifier Alex Grenyer, Sri Addepalli, Yifan Zhao, ET AL., Identifying challenges in quantifying uncertainty: case study in infrared thermography. Procedia CIRP, Volume 73, 2018, Pages 108-113
dc.identifier 2212-8271
dc.identifier https://doi.org/10.1016/j.procir.2018.03.301
dc.identifier http://dspace.lib.cranfield.ac.uk/handle/1826/13444
dc.identifier.uri http://localhost:8080/xmlui/handle/CUHPOERS/182301
dc.description Complex engineering systems present a wealth of uncertainties concerning aspects ranging from performance measurements to maintainability and through-life characteristics. A quantifiable understanding of these uncertainties is vital to system optimisation and plays a key role in decision-making processes for manufacturing organisations worldwide; impacting profit, product availability and manufacturing efficiency. The aim of this paper is to examine challenges and complications that arise when quantifying uncertainties in complex engineering systems that rely on expert opinion. A thermographic inspection system is utilised as a use case. Contractor-client and supervisor-maintainer relationships are examined. Key challenges highlighted involve accurate depiction of error margins and corresponding uncertainties of components where data is only heuristically obtainable, as well as the influence of environmental conditions and skill of the maintainer.
dc.language en
dc.publisher Elsevier
dc.rights Attribution 4.0 International
dc.rights http://creativecommons.org/licenses/by/4.0/
dc.subject Uncertainty quantification
dc.subject Challenges
dc.subject Insustrial Product Service System
dc.subject Complex engineering system
dc.subject Thermography
dc.title Identifying challenges in quantifying uncertainty: case study in infrared thermography
dc.type Article


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