ACOUSTIC METHOD OF DETECTING LEAKS OF LIQUID OR GAS IN PRESSURE PIPE-LINES

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to u0430u043au0443u0441u0442u0438u0447u0435u0441u043au043eu043cu0443 control and can be used u0434u043bu00a0 u043au043eu043du0442u0440u043eu043bu00a0 u0441u043eu0441u0442u043eu00a0u043du0438u00a0 u0442u0440u0443u0431u043du044bu0445 systems in confined systems. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 expand the functionality by u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 u043cu0435u0441u0442u043eu043fu043eu043bu043eu0436u0435u043du0438u00a0 and intensity of the leaks. pre u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 frequency acoustic signals, the characteristic u0434u043bu00a0 each size pipes.a signal characterizing the acoustic noise, the use of the amplitude of acoustic signals measured at defined frequencies and u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0449u0438u0435 availability the size and location of leaks. 1 il.