Prediction of fatigue response of composite structures by monitoring the strain energy release rate with embedded fiber Bragg gratings

Casey J. Keulen, Erdem Akay, Fatih F. Melemez, Esat S. Kocaman, Ataman Deniz, Cagatay Yilmaz, Talha Boz, Mehmet Yildiz*, Halit S. Turkmen, Afzal Suleman

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

28 Citations (Scopus)

Abstract

Composite materials are becoming increasingly more valuable due to their high specific strength and stiffness. Currently, most components are operated for a number of service cycles and then replaced regardless of their actual condition. Embedded fiber Bragg gratings are under investigation for monitoring these components in real time and estimating their remaining life. This article presents research conducted on a novel technique for prediction of the remaining life of composites under fatigue loading using embedded fiber Bragg grating sensors. A prediction is made of the remaining life at every cycle based on data collected from the sensors and the previous loading history.

Original languageEnglish
Pages (from-to)17-27
Number of pages11
JournalJournal of Intelligent Material Systems and Structures
Volume27
Issue number1
DOIs
Publication statusPublished - 1 Jan 2016

Bibliographical note

Publisher Copyright:
© The Author(s) 2014.

Funding

The author(s) disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: The authors gratefully acknowledge the funding provided by The Scientific and Technological Research Council of Turkey (TUBITAK) for the project, 112M357.

FundersFunder number
TUBITAK112M357
Türkiye Bilimsel ve Teknolojik Araştirma Kurumu

    Keywords

    • fiber Bragg gratings
    • sensor
    • structural health monitoring

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