Control method of the motor main pump oil pumping stations of main oil pipelines (NPC MN)

摘要

method u0443u043fu0440u0430u0432u043bu0435u043du0438u00a0 mode simultaneous electric motors of pumps u043du0435u0444u0442u0435u043fu0435u0440u0435u043au0430u0447u0438u0432u0430u044eu0449u0435u0439 station trunk pipeline (nes min), in which rom u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 total power included in the work of motors, compares it with a preset depending on the power required for the technology transfer.u043eu043fu0440u0435u0434u0435u043bu00a0u0435u043cu043eu0439 on trunk pipeline and oil consumption in the event of a u0440u0430u0441u0441u043eu0433u043bu0430u0441u043eu0432u0430u043du0438u00a0 controlled and specified values (the number of command line parameter is u0438u0437u043cu0435u043du00a0u044eu0442 u0435u043du043du044bu0445 groups of electric drives of pumps in the side u0443u0441u0442u0440u0430u043du0435u043du0438u00a0 resulting u0440u0430u0441u0441u043eu0433u043bu0430u0441u043eu0432u0430u043du0438u00a0, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, u0433u0440u0443u043fu043fu0438u0440u0443u044eu0442 are in complete sync u044du043bu0435u043au0442u0440u043eu0434u0432u0438u0433 u0430u0442u0435u043bu0438 pumps in power elements of progression, and = 1 mba, mba = 2, c = 4 d = 8, mba, mba.e = 16 mva,..., m = reaches an mba, where n = 1, 2, 3,..., (k, u043eu0441u0442u0430u0432u043bu00a0u00a0 frequency controlled by a frequency u043fu0440u0435u043eu0431u0440u0430u0437u043eu0432u0430u0442u0435u043bu00a0 only two elements a and b of 1 and 2 MBu0430 simultaneous u044du043bu0435u043au0442u0440u043eu043fu0440 u0438u0432u043eu0434u0430; u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 needed by the technology, the power u0434u043bu00a0 ntc (u0434u0430u0432u043bu0435u043du0438u00a0) oil pipeline and u043cu0430u0433u0438u0441u0442u0440u0430u043bu044cu043du043eu043c include u0443u043fu043eu043cu00a0u043du0443u0442u044bu0435 group you that simultaneous motors respectively.;if u0440u0437u0430u04341 MBu0430, include element and grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 2 mva, including an element in the grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 3 mva, include elements of a + in the grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 4 mva, include element with the grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 5 mva, include the elements of c + and grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 6 mva, include elements from the + in the grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 7 mva, include the elements of c + + in the framework and simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 8 mva, including an element of d for simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 9 mva, include elements of d + and grouped simultaneous motors of pumps;if u0440u0437u0430u0434 = 10 mva, include elements of d + in grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 11 mva, include elements of d + + and grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 12 mba, include elements of d + with the grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 1 mva, include elements of d + with + and grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 14 mva, include elements of d + c + in grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 = 15 mva, including an element of e grouped simultaneous electric motors of pumps;if u0440u0437u0430u0434 30 mva, include elements of e + d + b + c + a grouped simultaneous electric motors of pumps, and the operation u043fu043eu0432u0442u043eu0440u00a0u00a0 cb u0440u0430u0432u043bu0435u043du0438u00a0 of sync u044du043bu0435u043au0442u0440u043eu0434u0432u0438u0433u0430u0442u0435u043bu00a0u043cu0438 and u043cu043eu0449u043du043eu0441u0442u00a0u043cu0438 in the described order.