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Lookup NU author(s): Professor Gui Yun TianORCiD, Dr Aijun Yin, Dr Bin Gao, Dr Jishan Zhang, Professor Brian Shaw
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The pulsed eddy current (PEC) technique generates responses over a wide range of frequencies, containing more spectral coverage than traditional eddy current inspection. Eddy current pulsed thermography (ECPT), a newly developed non-destructive testing (NDT) technique, has advantages such as rapid inspection of a large area within a short time, high spatial resolution, high sensitivity and stand-off measurement distance. This paper investigates ECPT for the evaluation of gear fatigue tests. The paper proposes a statistical method based on single channel blind source separation to extract details of gear fatigue. The discussion of transient thermal distribution and patterns of fatigue contact surfaces as well as the non-contact surfaces have been reported. In addition, the measurement for gears with different cycles of fatigue tests by ECPTand the comparison results between ECPT with magnetic Barkhausen noise (MBN) have been evaluated. The comparison shows the competitive capability of ECPT in fatigue evaluation. © 2014 AIP Publishing LLC.
Author(s): Tian GY, Yin A, Gao B, Zhang J, Shaw B
Publication type: Conference Proceedings (inc. Abstract)
Publication status: Published
Conference Name: 40th Annual Review of Progress in Quantitative Nondestructive Evaluation: incorporating the 10th International Conference on Barkhausen Noise and Micromagnetic Testing
Year of Conference: 2014
Pages: 1652-1662
Print publication date: 18/02/2014
Acceptance date: 01/01/1900
ISSN: 0094-243X
Publisher: American Institute of Physics
URL: https://doi.org/10.1063/1.4865022
DOI: 10.1063/1.4865022
Library holdings: Search Newcastle University Library for this item
Series Title: AIP Conference Proceedings
ISBN: 9780735412118