METHOD FOR DETERMINING flow of the transported gas through leaky SHUTTER BALL VALVE Valves GAS PIPELINE

摘要

1.method u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 gas flow through early august u043du0435u0433u0435u0440u043cu0435u0442u0438u0447u043du044bu0439 ball tap valve seal for valves of trunk gas pipeline, u0437u0430u043au043bu044eu0447u0430 u044eu0449u0438u0439u0441u00a0 entry tracer gas in the critical pipeline with the subsequent registration of the tracer gas, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 orderwhat input tracer gas in a common pipeline u043fu0440u043eu0432u043eu0434u00a0u0442 in cavity of the ball tap seal for valves and through a u0432u0440u0435u043cu00a0 u0432u044bu0434u0435u0440 lcd u0438u0437u043cu0435u0440u00a0u044eu0442 concentration of tracer gas in the cavity of the ball tap, which u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 gas flow in early august.;2. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the tracer gas in the cavity before entering the ball out of his u0441u0442u0440u0430u0432u043bu0438u0432u0430u044eu0442 transported gas into the atmosphere.;3. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the use of sulfur hexafluoride as a tracer gas or u0447u0435u0442u044bu0440u0435u0445u0445u043bu043eu0440u0438u0441u0442u044bu0439 carbon or helium or freon or radioactive isotope of methane.;4. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0432u0440u0435u043cu00a0 excerpts are from 1 hour to 7 days.;5. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the measurement of the concentration of the tracer gas in the cavity of the ball tap u043fu0440u043eu0432u043eu0434u00a0u0442 selection of sample with subsequent e e transport outside the potentially explosive area.;6. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the introduction of tracer gas in the cavity of the ball tap tap block ball pressure in the cavity with the pressure pipe u043eu043fu0440u043eu0432u043eu0434u0430 high u0434u0430u0432u043bu0435u043du0438u00a0.;7. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the introduction of tracer gas in the cavity of the ball tap tap block ball pressure in the cavity with the pressure pipe u043eu043fu0440u043eu0432u043eu0434u0430 low u0434u0430u0432u043bu0435u043du0438u00a0.;8. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 2, so that after the entry of tracer gas in the cavity of the gas pressure in the cavity, the ball tap tap increases to the original u0437u043du0430u0447u0435u043du0438u00a0.