METHOD OF DETERMINING EQUIVALENT COEFFICIENT OF INTENSITY OF STRESSES OF METAL STRUCTURES

摘要

the invention u043au0430u0441u0430u0435u0442u0441u00a0 tests and u043eu0442u043du043eu0441u0438u0442u0441u00a0 ways u0443u0441u0442u0430u043bu043eu0441u0442u043du044bu0445 tests with complex u043du0430u043fu0440u00a0u0436u0435u043du043du043eu043c u0441u043eu0441u0442u043eu00a0u043du0438u0438. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - to improve the reliability by u0438u0441u043au043bu044eu0447u0435u043du0438u00a0 errors, u0441u0432u00a0u0437u0430u043du043du044bu0445 with residual u0434u0435u0444u043eu0440u043cu0430u0446u0438u00a0u043cu0438 in the cracks. the metal structure and the deformation of the u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 cyclically make me over in the direction of u0440u0430u0437u0432u0438u0442u0438u00a0 cracks.u0438u0437u043cu0435u0440u00a0u044eu0442 signal of acoustic emission, which u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 moment u0440u0430u0441u043au0440u044bu0442u0438u00a0 cracks. the equivalent ratio of the intensity of u043du0430u043fu0440u00a0u0436u0435u043du0438u0439 u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 largest maximum main distortion at the time of u0440u0430u0441u043au0440u044bu0442u0438u00a0 cracks. 1, z. s - lu, 3).