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A basic study on structure damage assessment by quantitative damage detection

  • Byung Jin Kim*
  • , Su Hyun Han
  • , Je Dam Ryu
  • , K. I.Cheol Yuk
  • , Sin Ho Tae
  • , Dong Pyo Hong
  • *Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

This work presented a study on development of a practical and quantitative technique for assessment of the structural health condition by piezoelectric Impedance-based technique associated with longitudinal wave propagation. The natural frequency of the object has a tendency of frequency shifting according to hole size corresponded to real structure crack and crack size. In order to estimate the damage condition numerically, the evaluation method of Impedance peak frequency shift ΔF was suggested in this paper.

Original languageEnglish
Article number60412C
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume6041
DOIs
StatePublished - 2005
EventICMIT 2005: Information Systems and Signal Processing - Changchun, China
Duration: 2005.09.202005.09.23

Keywords

  • Crack
  • Damage assessment indices
  • Hole
  • PZT Patches
  • Piezoelectric impedance response
  • Structural health monitoring

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Computer Science & Information Systems
  • Mathematics
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum
  • Data Science
  • Physics & Astronomy

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