NDE inspection of terahertz waves in wind turbine composites

International Journal of Precision Engineering and Manufacturing

Volumn 13, Issue 7, 2012, Pages 1183-1189

  Hsu, David Kuei ^a   Lee, Kil Sung ^b   Park, Je Woong ^c   Woo, Yong Deuck ^d   Im, Kwang Hee ^d  

^a Iowa State University of Science and Technology   (United States)

^b DACC Aerospace Wind Energy Division   (South Korea)

^c Chosun University   (South Korea)

^d Woosuk University   (South Korea)

Author keywords

Composites; NDE; Terahertz waves; Wind turbine

Indexed keywords

CARBON CARBON COMPOSITES; COMPOSITE MATERIALS; COMPOSITE STRUCTURES; CONDUCTING POLYMERS; CRACKS; ELECTRIC FIELDS; ELECTROMAGNETIC WAVE EMISSION; GLASS FIBER REINFORCED PLASTICS; GRAPHITE FIBERS; NONDESTRUCTIVE EXAMINATION; TERAHERTZ SPECTROSCOPY; TERAHERTZ WAVE DETECTORS; ULTRASONIC APPLICATIONS; WIND TURBINES;

CARBON FIBER COMPOSITE; COMPOSITE MATERIALS AND STRUCTURES; ELECTRIC-FIELD DIRECTIONS; MECHANICAL IMPACTS; NON DESTRUCTIVE EVALUATION; POLYMERIC COMPOSITES; TERAHERTZ RADIATION; TIME DOMAIN SPECTROSCOPY;

TERAHERTZ WAVES;

EID: 84863687974     PISSN: 12298557     EISSN: None     Source Type: Journal    
DOI: 10.1007/s12541-012-0157-5     Document Type: Article

References (12)

1. Chiou, C. P., Blackshire, J. L., and Thompson, R. B., "Terahertz Ray System Calibration and Material Characterzations," Review of Progress in QNDE, Vol. 28, pp. 410-417, 2009.
2. Huber, R., Brodschelm, A., Tauser, A., and Leitenstorfer, A., "Generation and Field-Resolved Detection of Femtosecond Electromagnetic Pulses Tunable up to 41 THz," Appl. Phys. Lett., Vol. 76, pp. 3191-3199, 2000.
3. Rudd, J. V. and Mittleman, D. M., "Influence of Substrate-Lens Design in Terahertz Time-Domain Spectroscopy," J. Opt. Soc. Amer. B, Vol. 19, No. 2, pp. 319-329, 2000.
4. Gregory, I. S., Baker, C., Tribe, W. R., Bradley, I. V., Evans, M. J., Linfield, E. H., Davies, A. G., and Missous, M., "Optimization of Photomixers and Antennas for Continuous Wave Terahertz Emission," IEEE Journal of Quantum Electronics, Vol. 41, No. 5, pp. 717-728, 2005.
5. Brown, E. R., Smith, F. W., and McIntosh, K. A., "Coherent Millimeter-wave Generation by Heterodyne Conversion in Low-Temperature-Grown GaAs Photoconductors," J. Appl. Phys., Vol. 73, No. 3, pp. 1480-1484, 1993.
6. Brown, E. R., McIntosh, K. A., Nichols, K. B., and Dennis, C. L., "Photomixing up to 3.8 THz in Low-Temperature-Grown GaAs," Appl. Phys. Lett., Vol. 66, No. 3, pp. 285-287, 1995.
7. Chakrapani, S. K., Dayal, V., Hsu, D. K., Barnard, D. J., and Gross, A., "Characterization of Waviness in Wind Turbine Blades Using Air Coupled Ultrasonics," Review of Progress in QNDE, Vol. 30, pp. 956-962, 2011.
8. Schueler, R., Joshi, S. P., and Schulte, K., "Damage Detection in CFRP by Electrical Conductivity Mapping," Composite Science and Technology, Vol. 61, No. 6, pp. 921-930, 2001.
9. Hsu, D. K., "Characterization of a Graphite/Epoxy Laminate by Electrical Resistivity Measurements," Review of Progress in QNDE, Vol. 4, pp. 1219-1228, 1985.
10. Park, J. H., Kim, T. W., Yim, H. J., and Lee, K. S., "Characterizations of the Interfacial Energy in Glass/resin Laminates," Int. J. Precis. Eng. Manuf., Vol. 12, No. 6, pp. 1079-1084, 2011.
11. Tse, K. W., Moyer, C. A., and Arajs, S., "Electrical Conductivity of Graphite Fiber Epoxy Resin Composites," Materials Science and Engineering, Vol. 49, pp. 41-46, 1981.
12. Im, K. H. and Hsu, D. K., "Evaluation and Application of T-ray Nondestructive Characterization of FRP Composite Materials," Journal of the Korean Society for Nondestructive Testing, Vol. 10, No. 10, pp. 429-436, 2010.