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sonic thermography

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Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006444
EISBN: 978-1-62708-190-0
... Abstract Vibrothermography, also known as sonic thermography, sonic infrared (IR), thermosonics, and vibroacoustic thermography, is a nondestructive evaluation (NDE) technique for finding cracks and delaminations through vibration-induced heating. This article describes the four parts of the...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006453
EISBN: 978-1-62708-190-0
... or on a computer. The excitation itself may take one of many forms, for example, thermal (e.g., heat lamp or hot air gun), mechanical (applied sonic or mechanical loading), or electromagnetic (induction or Joule heating), and may be applied at a point or over an extended area, at the surface or...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003657
EISBN: 978-1-62708-182-5
... active thermography. The components include an excitation source, a thermographic camera, and a computer with software that controls the instrumentation, acquires data, and displays the results. The article discusses the process and experimental setup of sonic thermography used for crack detection...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006438
EISBN: 978-1-62708-190-0
... sonic, flash heating lamps, inductively coupled eddy currents, and lasers. Visual image processing algorithms designed to detect subtle differences between a reference part image and an inspection object or between images of a part taken after a time interval looking for indications of change...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003457
EISBN: 978-1-62708-195-5
... to system failure Actuated components such as flaps, powered doors Buffeting, sonic fatigue, vibration High sonic areas such as near engines, i.e., flap track fairings, pylon panels Chemical contamination Hydraulic fluid leakage Actuated components, fairings under hydraulic systems such as...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006764
EISBN: 978-1-62708-295-2
... emissivity. Rapid examination of large areas. Can be adapted to production inspections Circuit board solder joints, solar cells, heat-transfer equipment, metals, composites, concrete Sonic IR/vibro-thermography, inductive IR Acoustic or inductive energy is applied to a part, and cracks heat up more...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.9781627082907
EISBN: 978-1-62708-290-7
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003057
EISBN: 978-1-62708-200-6