The signal characteristics of reflected spectra of fiber Bragg grating sensors with strain gradients and grating lengths

NDT and E International

Volumn 38, Issue 8, 2005, Pages 712-718

  Kang, D H ^a   Park, S O ^b   Hong, C S ^b   Kim, C G ^b  

^a Korea Railroad Research Institute   (South Korea)

^b Korea Advanced Institute of Science and Technology (KAIST)   (South Korea)

Author keywords

FBG sensor; Grating length; Signal characteristics; Strain gradient

Indexed keywords

CRACKS; FIBER BRAGG GRATINGS; GEOMETRY; PHASE SHIFT; SIGNAL PROCESSING; STRAIN;

FIBER BRAGG GRATING (FBG) GRATINGS; GRATING LENGTH; SIGNAL CHARACTERISTICS; STRAIN GRADIENTS; WAVELENGTH SHIFT;

FIBER OPTIC SENSORS;

EID: 24344501358     PISSN: 09638695     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ndteint.2005.04.006     Document Type: Article

References (9)

1. J. Degrieck, W. De Waele, and P. Verleysen Monitoring of fibre reinforced composites with embedded optical fibre Bragg sensors, with application to filament wound pressure vessels NDT&E Int 34 4 2001 289 296
2. H.K. Kang, D.H. Kang, C.S. Hong, and C.G. Kim Simultaneous monitoring of strain and temperature during and after cure of unsymmetric composite laminate using fiber optic sensors Smart Mater Struct 12 1 2003 29 35
3. Y. Okabe, S. Yashiro, R. Tsuji, R. Mizutani, and N. Takeda Effect of thermal residual stress on the reflection spectrum from fiber Bragg grating sensors embedded in CFRP laminates Compos Part A 33 2002 991 999
4. S. Huang, M. LeBlanc, M.M. Ohn, and R.M. Measures Bragg intragrating structural sensing Appl Opt 34 22 1995 5003 5009
5. S. Huang, M.M. Ohn, M. LeBlanc, and R.M. Measures Continuous arbitrary strain profile measurements with fiber Bragg gratings Smart Mater Struct 7 1998 248 256
6. X. Dong, B.O. Guan, S. Yuan, and H.Y. Tam Strain gradient chirp of uniform fiber Bragg grating without shift of central Bragg wavelength Opt Commun 202 2002 91 95
7. H.K. Kang, J.S. Park, D.H. Kang, C.U. Kim, C.S. Hong, and C.G. Kim Strain of filament wound composite tank using fiber optic Sensors Smart Mater Struct 11 6 2002 848 853
8. G. Meltz, W.W. Morey, and W.H. Glenn Formation of Bragg gratings in optical fibers by a transverse holographic method Opt Lett 14 15 1989 823 825
9. K.O. Hill, F. Bilodeau, D.C. Johnson, and J. Albert Bragg gratings fabricated in monomode photosensitive optical fiber by UV exposure through a phase mask Appl Phys Lett 62 10 1993 1035 1037