New self diagnostic fiber optical sensor technique for structural health monitoring
- Fiber optic sensors have gained increasing importance in recent years and are well established in many areas of industrial applications. In this paper, we introduce a concept of a self-diagnostic fiber optic sensor. The presented sensor is to resolve the problems of embedded fiber optic sensors in complex structures and to enable the validation under operational conditions. For this purpose, different magnetostrictive coated fiber optic sensors were developed and various experiments were performed to verify their mode of operation and to determine the respective reproducibility. The measuring principle is illustrated by obtained experimental results, which showed a change in wavelength from 1 pm at a magnetic field strength change of 0.25 mT. In addition, the temperature characteristics of the implemented magnetostrictive sensor were analyzed and an experimental factor of 1.5 compared to a reference fiber optic sensor was determined.
Autor*innen: | Enrico Köppe, Matthias BartholmaiORCiD, Werner Daum, Xin Gong, Detlef Hofmann, Frank Basedau, Vivien Schukar, Anja Westphal, Mario Sahre, Uwe Beck |
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Dokumenttyp: | Beitrag zu einem Tagungsband |
Veröffentlichungsform: | Verlagsliteratur |
Sprache: | Englisch |
Titel des übergeordneten Werkes (Englisch): | 32nd Danubia-Adria Symposium on advances in experimental mechanics (Proceedings) |
Jahr der Erstveröffentlichung: | 2015 |
Herausgeber (Institution): | Faculty of Mechanical Engineering, Univerzity of Zilina, Slovakia |
Verlagsort: | Zilina |
Erste Seite: | 1 |
Letzte Seite: | 2 |
Veranstaltung: | 32nd Danubia-Adria Symposium on advances in experimental mechanics |
Veranstaltungsort: | Starý Smokovec, Slovakia |
Beginndatum der Veranstaltung: | 22.09.2015 |
Enddatum der Veranstaltung: | 25.09.2015 |
ISBN: | 978-80-554-1094-4 |
Verfügbarkeit des Dokuments: | Datei im Netzwerk der BAM verfügbar ("Closed Access") |
Datum der Freischaltung: | 20.02.2016 |
Referierte Publikation: | Ja |
Datum der Eintragung als referierte Publikation: | 21.12.2015 |