Using speckle images correlation for real-time inspection of fatigue crack initiation and propagation

Alexandr P. Vladimirov; Ivan S. Kamantsev; Valeriya E. Veselova; Sergey V. Gladkovskiy

doi:10.1117/12.2184703

22 June 2015 Using speckle images correlation for real-time inspection of fatigue crack initiation and propagation

Alexandr P. Vladimirov, Ivan S. Kamantsev, Valeriya E. Veselova, Sergey V. Gladkovskiy

Author Affiliations +

Proceedings Volume 9525, Optical Measurement Systems for Industrial Inspection IX; 952525 (2015) https://doi.org/10.1117/12.2184703
Event: SPIE Optical Metrology, 2015, Munich, Germany

Abstract

The aim of the paper is to show the capabilities of the method of averaging of speckles in time to detect the area of nucleation of fatigue crack, registration since its start and contactless determination of crack velocity without stopping cyclic loading.

Citation Download Citation

Alexandr P. Vladimirov, Ivan S. Kamantsev, Valeriya E. Veselova, and Sergey V. Gladkovskiy "Using speckle images correlation for real-time inspection of fatigue crack initiation and propagation", Proc. SPIE 9525, Optical Measurement Systems for Industrial Inspection IX, 952525 (22 June 2015); https://doi.org/10.1117/12.2184703

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