Structural Damage Location by Low-Cost Piezoelectric Transducer and Advanced Signal Processing Techniques †
Abstract
:1. Introduction
2. Piezoelectric Transducers and AE Damage Detection
3. Triangulation Concept for Electric Signals and TOA Algorithms
The Hinkley Criterion (HC) and the Akaike Information Criterion (AIC)
4. Experimental Setup
5. Results and Discussion
6. Conclusions
Author Contributions
Conflicts of Interest
References
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Real Damage Position (m) | Position Akaike (m) | Position Hinkley (m) | Error Akaike (%) | Error Hinkley (%) |
---|---|---|---|---|
0.5 | 0.47 | 0.42 | 6 | 16 |
1.25 | 1.25 | 1.21 | 0 | 3.2 |
2 | 2.03 | 2.04 | 1.5 | 2 |
2.5 | 2.49 | 2.52 | 0.4 | 0.8 |
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Castro, B.A.; Baptista, F.G.; Ulson, J.A.C.; Alves, A.F.; Clerice, G.A.M.; Hernandez, B.A.; Campos, F.S. Structural Damage Location by Low-Cost Piezoelectric Transducer and Advanced Signal Processing Techniques. Proceedings 2019, 4, 2. https://doi.org/10.3390/ecsa-5-05725
Castro BA, Baptista FG, Ulson JAC, Alves AF, Clerice GAM, Hernandez BA, Campos FS. Structural Damage Location by Low-Cost Piezoelectric Transducer and Advanced Signal Processing Techniques. Proceedings. 2019; 4(1):2. https://doi.org/10.3390/ecsa-5-05725
Chicago/Turabian StyleCastro, Bruno A., Fabricio G. Baptista, José A. C. Ulson, Alceu F. Alves, Guilherme A. M. Clerice, Bruno A. Hernandez, and Fernando S. Campos. 2019. "Structural Damage Location by Low-Cost Piezoelectric Transducer and Advanced Signal Processing Techniques" Proceedings 4, no. 1: 2. https://doi.org/10.3390/ecsa-5-05725
APA StyleCastro, B. A., Baptista, F. G., Ulson, J. A. C., Alves, A. F., Clerice, G. A. M., Hernandez, B. A., & Campos, F. S. (2019). Structural Damage Location by Low-Cost Piezoelectric Transducer and Advanced Signal Processing Techniques. Proceedings, 4(1), 2. https://doi.org/10.3390/ecsa-5-05725