DEVICE FOR AUTOMATIC CONTROL technological modes of atmospheric and vacuum tower

摘要

1.the device u0434u043bu00a0 automatic u0443u043fu0440u0430u0432u043bu0435u043du0438u00a0 technological regime u043eu0442u043fu0430u0440u043du044bu0445 sections (u0441u0442u0440u0438u043fu0438u043du0433u043eu0432) complex u0440u0435u043au0442u0438u0444u0438u043au0430u0446u0438u043eu043du043du044bu0445 columns containing several u043eu0442u043fu0430u0440u043du044bu0445 sections of a column, the u0432u044bu0432u043eu0434u0438u043cu044bu043cu0438 on top of each u0441u0442u0440u0438u043fu043fu0438u043du0433u0430 vapour flows, with u043au043eu043du0434u0435u043du0441u0438u0440u0443u0435u0442u0441u00a0 only flow of vapors removed from the upper section.a flow of vapor from the top of each underlying u043eu0442u043fu0430u0440u043du043eu0439 section u043fu043eu0434u0430u044eu0442u0441u00a0 in cube u0432u044bu0448u0435u043bu0435u0436u0430u0449u0435u0439, u043eu0442u043bu0438u0447u0430u044eu0449u0435u0435u0441u00a0 because it additionally contains an ejector u0431u0430u0439u043fu0430u0441u043du044bu0445 flows vapor from the top of u043du0438u0436u0435u043bu0435u0436u0430u0449u0435u0433u043e u0441u0442u0440u0438u043fu043fu0438u043du0433u0430 sensor, temperature sensor u0434u0430u0432u043bu0435u043du0438u00a0 upstream u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, u043du0438u0436u0435u043bu0435u0436u0430u0449u0435u0433u043e u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, u0440u0435u0433u0443u043bu00a0u0442u043eu0440 over temperature. the executive device is connected with the flow of vapors.u043fu043eu0434u0430u044eu0449u0435u043cu0441u00a0 in cube u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, u0440u0435u0433u0443u043bu00a0u0442u043eu0440 u0434u0430u0432u043bu0435u043du0438u00a0 u043du0438u0436u0435u043bu0435u0436u0430u0449u0435u0433u043e u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, gate which is connected to the device for u044du0436u0435u043au0442u0438u0440u0443u0435u043cu043eu043c vapour stream.;2. device for p.1, u043eu0442u043bu0438u0447u0430u044eu0449u0435u0435u0441u00a0 because it additionally contains an ejector u0431u0430u0439u043fu0430u0441u043du044bu0445 vapour flows from the top of u043du0438u0436u0435u043bu0435u0436u0430u0449u0435u0433u043e u0441u0442u0440u0438u043fu043fu0438u043du0433u0430 temperature sensors upstream u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, the sensor u0434u0430u0432u043bu0435u043du0438u00a0 u043du0438u0436u0435u043bu0435u0436u0430u0449u0435u0433u043e u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, u0440u0435u0433u0443u043bu00a0u0442u043eu0440 u0434u0430u0432u043bu0435u043du0438u00a0 u043du0438u0436u0435u043bu0435u0436u0430u0449u0435u0433u043e u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, gate which is connected to the device for u044du0436u0435u043au0442u0438u0440u0443u0435u043cu043eu043c bec ke vapours and u0440u0435u0433u0443u043bu00a0u0442u043eu0440 temperature upstream u0441u0442u0440u0438u043fu043fu0438u043du0433u0430,out of which u00a0u0432u043bu00a0u044eu0442u0441u00a0 assignment u0440u0435u0433u0443u043bu00a0u0442u043eu0440u0443 u0434u0430u0432u043bu0435u043du0438u00a0 u043du0438u0436u0435u043bu0435u0436u0430u0449u0435u0433u043e u0441u0442u0440u0438u043fu043fu0438u043du0433u0430 (u0444u0438u0433.2).;3. device for u043eu0442u043bu0438u0447u0430u044eu0449u0435u0435u0441u00a0 1, so that it further contains an ejector u0431u0430u0439u043fu0430u0441u043du044bu0445 vapour flows from the top of u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, sensor u0434u0430u0432u043bu0435u043du0438u00a0 u0441u0442u0440u0438u043fu043fu0438u043du0433u0430 and u0440u0435u0433u0443u043bu00a0u0442u043eu0440 giving u043bu0435u043du0438u00a0 u0441u0442u0440u0438u043fu043fu0438u043du0433u0430, gate which is connected to the device for u044du0436u0435u043au0442u0438u0440u0443u0435u043cu043eu043c vapour stream (u0444u0438u0433.3).