Thermosonic Chladni figures for defect-selective imaging

Bibliografski detalji
Parent link:Ultrasonics
Vol. 60.— 2015.— [P. 1-5]
Glavni autor: Solodov I. Igor
Autor kompanije: Национальный исследовательский Томский политехнический университет (ТПУ) Институт неразрушающего контроля (ИНК) Лаборатория № 34 (Тепловых методов контроля)
Daljnji autori: Derusova D. A. Dariya Aleksandrovna, Rahammer M. Markus
Sažetak:Title screen
Thermosonic patterns produced by resonant vibrations of simulated and realistic defects are experimentally observed and compared with conventional vibration Chladni figures. The patterns are interpreted on the basis of hysteretic damping model that accounts for in-plane polarization component of vibrations. The analysis and simulation results show that thermosonic Chladni figures are the patterns of dissipation of vibration energy determined by a square of the in-plane strain developed in the resonant vibrations. The difference in nodal patterns between the two types of Chladni figures is due to additional extension-compression of the material mainly in near boundary area. The contribution of various order resonance modes in single-frequency imaging is illustrated and their superposition is shown to produce a full-scale thermosonic image of a resonant defect in a wideband excitation mode.
Режим доступа: по договору с организацией-держателем ресурса
Izdano: 2015
Teme:
Online pristup:https://doi.org/10.1016/j.ultras.2015.02.007
Format: Elektronički Poglavlje knjige
KOHA link:https://koha.lib.tpu.ru/cgi-bin/koha/opac-detail.pl?biblionumber=656549

MARC

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200 1 |a Thermosonic Chladni figures for defect-selective imaging  |f I. Solodov, D. A. Derusova, M. Rahammer 
203 |a Text  |c electronic 
300 |a Title screen 
320 |a [References: p. 1-5 (9 tit.)] 
330 |a Thermosonic patterns produced by resonant vibrations of simulated and realistic defects are experimentally observed and compared with conventional vibration Chladni figures. The patterns are interpreted on the basis of hysteretic damping model that accounts for in-plane polarization component of vibrations. The analysis and simulation results show that thermosonic Chladni figures are the patterns of dissipation of vibration energy determined by a square of the in-plane strain developed in the resonant vibrations. The difference in nodal patterns between the two types of Chladni figures is due to additional extension-compression of the material mainly in near boundary area. The contribution of various order resonance modes in single-frequency imaging is illustrated and their superposition is shown to produce a full-scale thermosonic image of a resonant defect in a wideband excitation mode. 
333 |a Режим доступа: по договору с организацией-держателем ресурса 
461 |t Ultrasonics 
463 |t Vol. 60  |v [P. 1-5]  |d 2015 
610 1 |a электронный ресурс 
610 1 |a труды учёных ТПУ 
610 1 |a термоножницы 
610 1 |a вибрации 
610 1 |a одночастотные колебания 
610 1 |a дефекты 
700 1 |a Solodov  |b I.  |g Igor 
701 1 |a Derusova  |b D. A.  |c chemist  |c engineer of Tomsk Polytechnic University  |f 1989-  |g Dariya Aleksandrovna  |3 (RuTPU)RU\TPU\pers\35097 
701 1 |a Rahammer  |b M.  |g Markus 
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