Guided Wave Tomography for Corrosion Monitoring under Varying Environmental Conditions

Autor: Tom Druet, Axel Thomas, Arnaud Recoquillay, Yann Gélébart, Etienne Martin, Bastien Chapuis
Jazyk: German<br />English<br />Spanish; Castilian<br />French<br />Italian
Rok vydání: 2023
Předmět:
Zdroj: e-Journal of Nondestructive Testing, Vol 28, Iss 7 (2023)
Druh dokumentu: article
ISSN: 1435-4934
DOI: 10.58286/28283
Popis: This paper presents a study of guided wave tomography for corrosion monitoring under varying environmental conditions. Guided wave tomography can be computed in an ‘absolute’ mode thanks to an automatic calibration using solely the data of the current acquisition. This is interesting because no baseline is needed. In particular, this paper studies the capacity of absolute tomography algorithms to be robust to temperature fluctuations. Experimental validations of the method are presented and results on the method’s robustness to temperature variations are shown through acquisitions carried out in a climate chamber over a wide range of temperatures.
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