method of non-destructive testing of two - and three layered panels

摘要

method of non-destructive u043au043eu043du0442u0440u043eu043bu00a0 two and three panels, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 that controlled the by non-destructive small impacts form the kar tina u043fu043eu043bu00a0 deformations of the resulting from the nature of the u0441u0446u0435u043fu043bu0435u043du0438u00a0 hull with u0437u0430u043fu043eu043bu043du0438u0442u0435u043bu0435u043c, and reveal the defect, for example, type "u043du0435u043fu0440u043eu043au043bu0435u0439he entire area is in violation of the homogeneity of u0438u043du0442u0435u0440u0444u0435u0440u0435u043du0446u0438u043eu043du043du043eu0439 paintings u043fu043eu043bu00a0 deformations, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 so that, with a view to u0443u0432u0435u043bu0438u0447u0435u043du0438u00a0 production u0432u043eu0434u0438u0442u0435u043bu044cu043du043eu0441u0442u0438 non-destructive u043au043eu043du0442u0440u043eu043bu00a0 panels of large sizethe picture u043fu043eu043bu00a0 deformations of the shape by u0432u043eu0437u0431u0443u0436u0434u0435u043du0438u00a0 it sustained transverse elastic oscillations with a wavelength of not more than double dip u0445u0430u0440u0430u043au0442u0435u0440u043du043eu0433 on the linear size of the defect and the maximum amplitude of a quarter wavelength u0438u0437u043bu0443u0447u0435u043du0438u00a0 laser u0431u0435u0437u0434u0435u0444u0435u043au0442u043du044bu0445 sites panethe received picture fluctuations observed in the form of interference between mixed team field and image u043au043eu043bu0435u0431u043bu044eu0449u0435u0439u0441u00a0 surface panels, the defect of oda on the surface of the u0435u0434u0435u043bu00a0u044eu0442 visually controlled in real time as a local violation of the observed homogeneous u0438u043du0442u0435u0440u0444u0435u0440u0435u043du0446u0438u043eu043du043du043eu0439 speckle pattern picture.