<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Eddy current array (ECA) technology is increasingly being used in the aerospace industry for non-destructive testing of aircraft components. This study evaluates the performance of ECA in detecting defects in aircraft components, focusing on its effectiveness, reliability, and sensitivity. The study evaluates the effectiveness of ECA technology in eddy current defectoscopy by introducing a dimensionless efficiency coefficient, then seeks to validate this coefficient through experimental testing of aircraft component materials with artificially induced defects of various sizes, types, and orientations to simulate real-world scenarios. ECA’s sensitivity in detecting small and subsurface defects is analyzed, along with precise defect sizing and positional information. Reliability and repeatability are investigated through repeated measurements. Furthermore, the article analyses the impact of various factors on the performance of ECA, including surface conditions, probe configurations, and inspection parameters. Comparative analysis is performed to assess the advantages and limitations of ECA in comparison to other conventional inspection methods. The findings of this study will contribute to a better understanding of the capabilities and limitations of ECA in detecting aircraft component defects. The results will aid in optimizing inspection strategies, enhancing the reliability of defect detection, and improving the overall maintenance practices in the aerospace industry.</p>
</abstract>

Eddy current array (ECA) technology is increasingly being used in the aerospace industry for non-destructive testing of aircraft components. This study evaluates the performance of ECA in detecting defects in aircraft components, focusing on its effectiveness, reliability, and sensitivity. The study evaluates the effectiveness of ECA technology in eddy current defectoscopy by introducing a dimensionless efficiency coefficient, then seeks to validate this coefficient through experimental testing of aircraft component materials with artificially induced defects of various sizes, types, and orientations to simulate real-world scenarios. ECA’s sensitivity in detecting small and subsurface defects is analyzed, along with precise defect sizing and positional information. Reliability and repeatability are investigated through repeated measurements. Furthermore, the article analyses the impact of various factors on the performance of ECA, including surface conditions, probe configurations, and inspection parameters. Comparative analysis is performed to assess the advantages and limitations of ECA in comparison to other conventional inspection methods. The findings of this study will contribute to a better understanding of the capabilities and limitations of ECA in detecting aircraft component defects. The results will aid in optimizing inspection strategies, enhancing the reliability of defect detection, and improving the overall maintenance practices in the aerospace industry.

Evaluation of Eddy Current Array Performance in Detecting Aircraft Component Defects

Transactions on Aerospace Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Eddy current array (ECA) technology is increasingly being used in the aerospace industry for non-destructive testing of aircraft components. This study...

No. of defect	The number of holes n (length in mm)	Signal amplitude from the defect (V)
No. of defect	The number of holes n (length in mm)	80 kHz	160 kHz	320 kHz
1	9 (2.9)	4.6	10.6	10.6
2	7 (1.7)	2.7	7.9	7.9
3	19 (2.9)	5.7	10.7	10.8
4	37 (4.1)	7.5	10.9	10.9
5	1 (0.5)	-	1.1	1.6
6	3 (1.1)	1.0	2.7	4.3
7	5 (1.7)	2.0	6.2	10.3
8	7 (2.3)	3.4	8.3	10.5

Evaluation of Eddy Current Array Performance in Detecting Aircraft Component Defects

Article Category: research article

Publicado en línea: 12 jun 2024

Páginas: 1 - 9

Recibido: 09 dic 2023

Aceptado: 20 mar 2024

DOI: https://doi.org/10.2478/tar-2024-0007

Palabras clave
eddy current, signal characteristics, information parameters, defect detection, performance evaluation

© 2024 Iuliia Lysenko et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

Fig. 2.

Fig. 3.

Experimental data of the test specimen investigation.

Evaluation of Eddy Current Array Performance in Detecting Aircraft Component Defects

Article Category: research article

Publicado en línea: 12 jun 2024

Páginas: 1 - 9

Recibido: 09 dic 2023

Aceptado: 20 mar 2024

DOI: https://doi.org/10.2478/tar-2024-0007

Palabras claveeddy current, signal characteristics, information parameters, defect detection, performance evaluation

© 2024 Iuliia Lysenko et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

Fig. 2.

Fig. 3.

Experimental data of the test specimen investigation.

Palabras clave
eddy current, signal characteristics, information parameters, defect detection, performance evaluation