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Detection of Defects in a Thin Steel Plate Using Ultrasonic Guided wave

Hee Don Jeong,
Mechanical and Electrical Engineering Research Team, Research Institute of Industrial Science and Technology(RIST),
Hyoja-dong San32, Pohang 790-330, Korea
Hyeon Jae Shin,
School of Mechanical Engineering and Safety and Structural Integrity Research Center,
Sungkyunkwan University, 300 Chunchun-dong, Suwon, 440-746, South Korea
Joseph L. Rose,
Ultrasonic Laboratory, Pennsylvania State University,
114 Hollowell Building, University Park PA 16802 USA
Contact

Abstract

Introduction

Specimens and Experimental Set up

Dispersion Curves

Mode selection

Experimental results and discussion

Concluding remarks

References

  1. Graff, K. F., "Wave motion in elastic solids," Dover Publications, Inc., 1973.
  2. Auld, B. A.,"Acoustic field and waves in solids", 2nd edition, Krieger Publishing Co., 1994.
  3. Shin, H.J. and Rose, J.L., "Guided Wave Tuning Principles for Defect Detection in Tubing", Journal of Nondestructive Evaluation, Vol. 17, No. 1, pp. 27-36, 1998
  4. Ditri, J. J., Rose, J. L, and Chen, G., "Mode selection criteria for defect detection optimization using Lamb waves," in Review of Progress in Quantitative Nondestructive Evaluation, Vol. 11, D. O. Thompson and D. E. Chimenti, eds. (Plenum press, New York), pp. 2109-2115, 1992.
  5. David N. Alleyne and Peter Cawley, "Optimization of Lamb wave inspection techniques," NDT&E international Vol. 25, No. 1, pp. 11-22, 1992.
  6. Rose, J. L., Ditri, J. J., Pilarski, A., Rajana, K. M. and Carr, F. "A guided wave Inspection Technique for Nuclear Steam Generator Tubing," NDT&E International, Vol. 27, No6, pp. 307-310, 1994.
  7. Ditri, J. J., "Utilization of guided elastic waves for the characterization of circumferential cracks in hollow cylinders," J. Acoust. Soc. Am., Vol. 96, 3769-3775 1994.
  8. Shin, H.J., Yi, R., and Rose, J.L., "Defect detection and characterization in power plant tubing using ultrasonic guided waves," 14th WCNDT, New Delhi, India, December 8-13, 1996.
  9. Alleyne, D. N., Lowe, M., and Cawley, P., "The excitation of Lamb waves in pipes using dry-coupled piezoelectric transducers," Journal of Nondestructive Evaluation, 15 (1), pp. 11-20, 1996.
  10. Ditri, J. J. and Rose, J. L., "Excitation of guided wave modes in hollow cylinders by applied surface tractions," J. App. Phys., Vol 72(7), 2589-2597, 1992.
  11. Shin, H. J. and Rose, J.L., "Guided waves by axisymmetric and non-axisymmetric surface loading on hollow cylinders", Ultrasonics, 37, Issue 5, pp. 355-363, June 1999.
  12. J.L. Rose, "Waves in solid media" ,1999, The Press Syndicate of the University of Cambridge

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