Sensitivity enhancement of long-gage FBG sensors for macro-strain measurements

Structural Health Monitoring

Volumn 8, Issue 6, 2009, Pages 415-423

  Li, Suzhen ^a   Wu, Zhishen ^b  

^a TONGJI UNIVERSITY   (China)

^b IBARAKI UNIVERSITY   (Japan)

Author keywords

Crack detection; Long gage FBG sensor; Macro strain; Sensitivity enhancement; Small vibration measurement

Indexed keywords

EID: 70350560260     PISSN: 14759217     EISSN: 17413168     Source Type: Journal    
DOI: 10.1177/1475921709349264     Document Type: Article

References (12)

1. Doebling, S.W., Farrar, C.R., Prime, M.B. and Shevita, D.W. (1996). Damage identification and health monitoring of structural and mechanical systems from changes in their vibration characteristics: a literature review, USA: Los Alamos National Laboratory Report.
2. Sohn, H., Farrar, C.R., Hemez, F.M., Shunk, D.D., Stinemates, D.W. and Nadler, B.R. (2003). A review of structural health monitoring literature: 1996-2001, USA: Los Alamos National Laboratory Report.
3. Mufti, A. (2001). Manual No. 2 - guidelines for structural health monitoring, ISIS Canada.
4. Wu, Z. and Li, S. (2005). Structural damage detection based on smart and distributed sensing technologies (Keynote). In: Proceedings of the 2nd International Conference on Structural Health Monitoring of Intelligent Infrastructure, pp. 107-120.
5. Xu, M.G., Geiger, H. and Dakin, J.P. (1996). Fiber grating pressure sensor with enhanced sensitivity using a glass-bubble housing. Electronics Letters, 32, 128-129.
6. Liu, L., Zhang, H., Zhao, Q., Liu, Y. and Li, F. (2007). Temperature-independent FBG pressure sensor with high sensitivity. Optical Fiber Technology, 13, 78-80.
7. Yamate, T., Ramos, R.T., Schroeder, R.J., Madhaven, R. and Udd, E. (2002). Transversely loaded Bragg grating pressure transducer with mechanically enhancing the sensitivity. In: Proceedings of OFS-15, Portland, Oregon, IEEE, pp. 535-539.
8. Ngoi, B.K.A., Paul, J., Zhao, L.P. and Fang, Z.P. (2004). Enhanced lateral pressure tuning of fiber Bragg gratings by polymer packaging. Optics Communications, 242, 425-430.
9. Ahmad, H., Harun, S.W., Chong, W.Y., Zulkifli, M.Z., Thant, M.M.M., Yusof, Z. and Poopalan, P. (2006). High-sensitivity Pressure Sensor Using a Polymer-embedded FBG. Microwave and Optical Technology Letters, 50, 60-61.
10. Cruz, J.L., Dong, L. and Reekie, L. (1996). Improved thermal sensitivity of fiber Bragg gratings using a polymer overlayer. Electronics Letters, 32, 385-387.
11. Cusano, A., D'Addio, S., Cutolo, A., Campopiano, S., Balbi, M., Balzarini, S. and Giordano, M. (2007). Enhanced acoustic sensitivity in polymeric coated fiber Bragg grating. Sensors & Transducers, 82, 1450-1457.
12. Li, S.Z. and Wu, Z.S. (2007). Development of distributed long-gauge fiber optic sensing system for structural health monitoring. Structural Health Monitoring, 6, 133-143.