Use of 3000 Bragg grating strain sensors distributed on four eight-meter optical fibers during static load tests of a composite structure

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 4332, Issue , 2001, Pages 133-142

  Childers, Brooks A ^a   Froggatt, Mark E ^a   Allison, Sidney G ^b   Moore, Thomas C ^b   Hare, David A ^b   Batten, Christopher F ^b   Jegley, Dawn C ^c  

^a LUNA INNOVATIONS INC   (United States)

^b NASA LANGLEY RESEARCH CENTER   (United States)

^c Modem Machine and Tool Company   (United States)

Author keywords

Bragg gratings; Fiber optic sensing; Optical frequency domain reflectometry

Indexed keywords

COMPOSITE STRUCTURES; FIBER BRAGG GRATINGS; LOADS (FORCES); STRAIN GAGES; STRAIN MEASUREMENT;

OPTICAL FREQUENCY DOMAIN REFLECTOMETRY (OFDR);

FIBER OPTIC SENSORS;

EID: 0034839318     PISSN: 0277786X     EISSN: None     Source Type: Journal    
DOI: 10.1117/12.429650     Document Type: Article

References (13)

1. Structural testing of a stitched/resin film infused graphite-epoxy wing box
2. Distributed measurement of the complex modulation of a photoinduced Bragg grating in an optical fiber
3. Distributed measurement of static strain in an optical fiber with multiple Bragg gratings at nominally equal wavelengths
4. Fiber grating sensors
5. Fibre strength unaffected by on-line writing of single-pulse Bragg gratings
6. Mechanical resistance of draw-tower-Bragg-grating sensors
7. Recommended strain gage application procedures for various langley research center balances and test articles