A new optical fiber sensor with improved strain sensitivity based on distributed optical fiber sensing technique

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 7293, Issue , 2009, Pages

  Shen, Sheng ^a   Wu, Zhisheng ^a,b   Yang, Caiqian ^a   Tang, Yongsheng ^a   Wu, Gang ^a   Hong, Wan ^a  

^a SOUTHEAST UNIVERSITY   (China)

^b IBARAKI UNIVERSITY   (Japan)

Author keywords

Brillouin scattering; Distributed fiber optic sensing; Health monitoring; Improved strain sensitivity

Indexed keywords

ACCURACY AND PRECISION; BENDING EXPERIMENTS; BRILLOUIN OPTICAL TIME DOMAIN ANALYSIS; CIVIL INFRASTRUCTURES; DAMAGE ACCUMULATION; DESIGNABILITY; DISTRIBUTED FIBER OPTIC SENSING; DISTRIBUTED OPTICAL FIBER; DISTRIBUTED OPTICAL FIBER SENSING; EFFECTIVE INDEX; HEALTH MONITORING; IMPROVED STRAIN SENSITIVITY; OPTICAL FIBER SENSOR; PRE-PUMP; RECOATING; STEEL BEAMS; STRAIN DATA; STRAIN DISTRIBUTIONS; STRAIN MONITORING; STRAIN SENSITIVITY; STRUCTURAL DEFORMATION;

BENDING (DEFORMATION); BRILLOUIN SCATTERING; FIBER OPTIC SENSORS; FIBER OPTICS; FIBERS; HEALTH; MACROS; OPTICAL FIBERS; OPTICAL MATERIALS; SENSOR NETWORKS; SINGLE MODE FIBERS; SMART SENSORS; STRAIN GAGES; STRAIN MEASUREMENT; STRUCTURES (BUILT OBJECTS); TIME DOMAIN ANALYSIS; ULTRASONICS;

MONITORING;

EID: 66749141142     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.815768     Document Type: Conference Paper

References (12)

1. Inaudi, D., Vurpillot, S., Casanova, N., and Osa-Wyser, A., "Development and field test of deformation sensors for concrete embedding," SPIE, Smart Structures and Materials, San Diego, USA(1996) (http://www.smartec.ch/Bibliography/PDF/C09.pdf)
2. Inaudi, D., Casanova, N., Vurpillot, S., Kronenber, P, Martinola, G., Steinmann, G., and Mathier, J., "SOFO: Structural monitoring with fiber optic sensors," FIB, Monitoring and Safety Evaluation of Existing Concrete Structures, Vienna, Austria (1999) (http://www.smartec.ch/Bibliography/PDF/C33. pdf).
3. Whitten L. Schulz, Joel P. Conte, Eric U., and Marley K., "Real-time damage assessment of civil structures using fiber grating sensors and modal analysis," Proc. of SPIE 4696, 228-237(2002).
4. Ansari, F., "Fiber optic health monitoring of civil structures," Proceedings of the first Structural Health Monitoring and Intelligent Infrastructure, Tokyo, Japan: 19-30(2003).
5. Ohno, H., Naruse, H., Kihara, M. and Shimada, A., "Industrial applications of the BOTDR optical fiber strain sensor," Optical Fiber Technology, 7(1), 45-64(2001).
6. Zhang, H., Wu, Z.S., "Development of no-slip optic fibers as Brillouin scattering based distributed sensors," Proc. of the International Conference of Health Monitoring of Structure, Material and Environment, Nanjing, China: 540-547(2007).
7. Zhang, H., Wu, Z.S., "Performance evaluation of BOTDR-based distributed fiber optic sensors for crack monitoring," Structural Health Monitoring, 7(2),143-156(2008).
8. Zhang, H., Wu, Z.S., and IWASHITA, K., "Performance evaluation of BOTDA based distributed fiber optic sensors for crack monitoring," Proceedings of the Japan Concrete Institute, 29(2), 739~744 (2007).
9. Horiguchi, T., Tateda, M., "BOTDA-Nondestructive Measurement of Single-Mode Optical Fiber Attenuation Characteristics Using Brillouin Interaction: Theory," Journal of lightwave technology, 7(8), 1170-1176(1989)
10. Kishida, K., Li, C H, "Pulse pre-pump-BOTDA technology for new generation of distributed strain measuring system," Proc. of the Structural Health Monitoring and Intelligent Infrastructure, London, UK: 471-477(2006).
11. Kishida, K., Li, C H, and Nishiguchi K., "Pulse pre-pump method for cm-order spatial resolution of BOTDA," Proc. of SPIE 5855:559-562(2005).
12. Li, S.Z. "Structural health monitoring strategy based on distributed fiber optic sensing," Hitachi, Japan: Graduate School of Science & Engineering, Ibaraki University(2007)