Telecommunications tunnel monitoring system based on distributed optical fiber strain measurement

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5855 PART I, Issue , 2005, Pages 168-171

  Naruse, Hiroshi ^a   Komatsu, Koji ^a   Fujihashi, Kazuhiko ^b   Okutsu, Masaru ^b  

^a NTT Access Network Service Systems Laboratories   (Japan)

^b NTT CORPORATION   (Japan)

Author keywords

Damage detection; Deformation; Distributed strain measurement; Monitoring; Practical system; Tunnel

Indexed keywords

BRILLOUIN SCATTERING; DEFORMATION; ERROR ANALYSIS; MONITORING; REFLECTOMETERS; STRAIN MEASUREMENT; TELECOMMUNICATION SYSTEMS;

DAMAGE DETECTION; DISTRIBUTED STRAIN MEASUREMENT; PRACTICAL SYSTEM; TUNNEL;

OPTICAL FIBERS;

EID: 28544446326     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.623645     Document Type: Conference Paper

References (4)

1. H. Ohno, H. Naruse, N. Yasue, Y. Miyajima, H. Uchiyama, Y. Sakairi, and Z. X. Li, "Development of highly stable BOTDR strain sensor employing microwave heterodyne detection and tunable electric oscillator," in Proceedings of Advanced Photonics Sensors and Applications II, A. K. Asundi, W. Osten and V. K. Varadan, eds, Proc. SPIE 4596, 74-85, Singapore, 2001.
2. H. Naruse, "Brillouin optical time-domain reflectometry system for monitoring structures; development and field trials," in 16th International Conference on optical fiber sensors, 514-517, Nara, 2003.
3. T. Horiguchi, T. Kurashima, and M. Tateda, "Tensile strain dependence of Brillouin frequency shift in silica optical fibers." IEEE Photon. Technol. Lett., 1, 107-108, 1989.
4. M. Ohsaki, M. Tateda, T. Omatsu, and H. Ohno, "Spatial resolution enhancement of distributed strain measurement using BOTDR by partially gluing optical fiber," I EICE Trans. Commun., E85-B, 636-1639, 2002.