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pro vyhledávání: '"R. I. Romanishin"'
Autor:
R. I. Romanishin, I. M. Romanishin
Publikováno v:
Russian Journal of Nondestructive Testing. 55:111-121
Methods for assessing scattered damage to materials are considered. Ultrasonic methods based on recording backscattered ultrasonic signals are among the most practically feasible methods for assessing scattered damage to materials at the mesolevel (t
Autor:
R. I. Romanishin, S. I. Semak, R. E. Krygul, V. M. Gvozdetskii, M. M. Student, B. P. Rusin, G. I. Romanishin, V. V. Koshevoi, I. M. Romanishin
Publikováno v:
Russian Journal of Nondestructive Testing. 54:479-486
A nondestructive method has been proposed for determining the adhesive strength of a multilayer coating at the surface of a thick-walled object based on recording and statistically processing the backscattered signal in the form of an A-scan. The phy
Autor:
I. M. Romanishin, R. I. Romanishin
Publikováno v:
Russian Journal of Nondestructive Testing. 54:394-399
A method for processing backscattered signals in the ultrasonic testing of thick-walled articles is proposed. The method is based on normalizing the intensity of recorded signal to the energy per one cycle from the moment of signal emission to the fi
Autor:
I. M. Romanishin, R. I. Romanishin
Publikováno v:
Russian Journal of Nondestructive Testing. 45:50-60
Criteria for comparing images of acoustic-emission tomography to an etalon via numerical simulation are tested. The results of approbation of metric and correlation criteria for comparing images and the signal-to-noise ratio for 3D inhomogeneities of