Use of a fiber optic distributed sensing system for nondestructive testing of aerospace structures

Materials Evaluation

Volumn 61, Issue 7, 2003, Pages 838-843

  Duncan, Roger G ^a   Childers, Brooks A ^a   Gifford, Dawn K ^a   Pettit, Don E ^b   Hickson, Andrew W ^b   Duke Jr , John C ^c   Brown, Timothy L ^d  

^a LUNA INNOVATIONS INC   (United States)

^b LOCKHEED MARTIN   (United States)

^c VIRGINIA STATE UNIVERSITY   (United States)

^d NASA LANGLEY RESEARCH CENTER   (United States)

Author keywords

Aging aircraft; Aircraft health monitoring; Bragg gratings; Distributed sensing; Fiber optic sensing; Nondestructive testing; Optical frequency domain reflectometry

Indexed keywords

AIRCRAFT; FATIGUE TESTING; FIBER BRAGG GRATINGS; FIBER OPTIC SENSORS;

AEROSPACE STRUCTURES;

NONDESTRUCTIVE EXAMINATION;

EID: 0041425283     PISSN: 00255327     EISSN: None     Source Type: Trade Journal    
DOI: None     Document Type: Article

References (10)

1. Childers, B., T. Brown, J. Moore and K. Wood, "Recent Developments in the Application of Optical Frequency Domain Reflectometry to Distributed Bragg Grating Sensing," Proceedings from Fiber Optic Sensor Technology and Applications 2001, Bellingham, Washington, SPIE, Vol. 4578, 2001a.
2. Childers, B., M. Froggatt S. Allison, T. Moore, D. Hare, C. Batten and D. Jegley, "Use of 3000 Bragg Grating Strain Sensors Distributed on Four Eightmeter Optical Fibers during Static Load Tests of a Composite Structure," Proceedings from the Smart Structures and Materials Conference, Bellingham, Washington, SPIE, Vol. 4332, 2001b.
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5. Froggatt, M. and J. Moore, "Distributed Measurement of Static Strain in an Optical Fiber with Multiple Bragg Gratings at Nominally Equal Wavelengths," Applied Optics, Vol. 37, 1998, pp. 1741-1746.
6. Marcuse, D., "Coupled Mode Theory of Round Optical Fibers," Bell Systems Technology Journal, Vol. 52, 1973, pp. 817-842.
7. Melvin, L. et al., "Integrated Vehicle Health Monitoring (IVHM) for Aerospace Vehicles," Structural Health Monitoring: Current Status and Perspectives, F.K. Chang, ed., Lancaster, Pennsylvania, Technomic Publishing, 1997. pp. 705-714.
8. National Research Council, Committee on Aging of U.S. Air Force Aircraft, Aging of U.S. Air Force Aircraft: Final Report, Report No. NMAB-488-2, Washington, DC, National Academy Press, 1997.
9. National Research Council, Committee on Small Business Innovation Research to Support Aging Aircraft, National Materials Advisory Board, Small Business Innovation Research to Support Aging Aircraft: Priority Technical Areas and Process Improvements, Report No. NMAB-497, Washington, DC, National Academy Press, 2001.
10. Tang, Y., T. Peng, J. Sirkis, B. Childers, J. Moore and L. Melvin, "Characterization of a Fiber Bragg Grating (FBG)-based Palladium Tube Hydrogen Sensor," Proceedings from Smart Structures and Materials 1999: Sensory Phenomena and Measurement Instrumentation for Smart Structures and Materials, Bellingham, Washington, SPIE, Vol. 3670, 1999.