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HOW TO REDUCE LOSS AND POLLUTION PREVENTION of harmful emissions from alkenylaromatic hydrocarbon
HOW TO REDUCE LOSS AND POLLUTION PREVENTION of harmful emissions from alkenylaromatic hydrocarbon
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机译:如何减少烷基芳烃的有害排放和污染预防
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1.method u0441u043du0438u0436u0435u043du0438u00a0 losses and harmful emissions into the atmosphere in the production of u0430u043bu043au0435u043du0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au0438u0445 hydrocarbons, including dehydrogenation u0430u043bu043au0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au0438u0445 u0443u0433u043bu0435u0432 u043eu0434u043eu0440u043eu0434u043eu0432, condensation contact strip, the separation of condensate liquid products and u043du0435u0441u043au043eu043du0434u0435u043du0441u0438u0440u043eu0432u0430u043du043du044bu0439 gas, separation of liquid hydrocarbons in columns, a of u0432u0430u043au0443u0443u043cu0441u043eu0437u0434u0430u044eu0449u0438u043cu0438 devices u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 orderthat the gas flow after the u0432u0430u043au0443u0443u043cu0441u043eu0437u0434u0430u044eu0449u0438u0445 devices u0441u043eu0435u0434u0438u043du00a0u044eu0442 u043du0435u0441u043au043eu043du0434u0435u043du0441u0438u0440u043eu0432u0430u043du043du043eu0433u043e gas flow in the apparatus, securing their mixing, the mixed gas flow cooled, it will absorb light aromatic hydrocarbons, residual light aromatic hydrocarbon in the mixed gas stream after u043au043eu043du0442u0430u043au0442u0438u0440u043eu0432 u0430u043du0438u00a0 with u0430u0431u0441u043eu0440u0431u0435u043du0442u043eu043c u043eu043au0438u0441u043bu00a0u044eu0442.;2. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the gas flow u043au043eu043du0442u0430u043au0442u0438u0440u043eu0432u0430u043du0438u0435 after u0432u0430u043au0443u0443u043cu0441u043eu0437u0434u0430u044eu0449u0438u0445 devices with u043du0435u0441u043au043eu043du0434u0435u043du0441u0438u0440u043eu0432u0430u043du043du043eu0433u043e gas flow and mixing these flows u043eu0431u0435u0441u043fu0435u0447u0438u0432u0430u0435u0442u0441u00a0 in u044du0436u0435u043au0442u043eu0440u0435.;3. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 2, so that the gas stream after the u0432u0430u043au0443u0443u043cu0441u043eu0437u0434u0430u044eu0449u0438u0445 devices is close to atmospheric pressure.;4. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 2, so that the flow of gas is u043du0435u0441u043au043eu043du0434u0435u043du0441u0438u0440u043eu0432u0430u043du043du043eu0433u043e pressure 1.0 to 5.0 atm.;5. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the cooling of the mixed gas flow u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 in two steps.;6. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 clause 5, so that at the first stage of the mixed gas flow is cooled from the 30 20u0441 to 5c, and at the second stage from 5c to 0 - (- 10).;7. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the absorbent used u0430u043bu043au0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au0443u044e u0448u0438u0445u0442u0443, u043fu0440u0435u0434u0441u0442u0430u0432u043bu00a0u044eu0449u0443u044e mixture u043fu0440u00a0u043cu043eu0433u043e and u0432u043eu0437u0432u0440u0430u0442u043du043eu0433u043e u0430u043bu043au0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au043eu0433u043e a. u043bu0435u0432u043eu0434u043eu0440u043eu0434u0430 u0434u043bu00a0 u043fu043eu043bu0443u0447u0435u043du0438u00a0 u0430u043bu043au0435u043du0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au043eu0433u043e hydrocarbon.;8. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.7, so that u0430u043bu043au0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au0430u00a0 u0448u0438u0445u0442u0430 on removals has temperature 0 - (- 10).;9. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.7, so that the saturated absorbent - u0430u043bu043au0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au0443u044e u0448u0438u0445u0442u0443 - without prior purification of u043du0430u043fu0440u0430u0432u043bu00a0u044eu0442 to receive u0430u043bu043au0435u043du0438u043bu0430u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au0438u0445 a. u043bu0435u0432u043eu0434u043eu0440u043eu0434u043eu0432.;10. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the removal of light aromatic hydrocarbons from a mixed gas stream u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 in the u043au043eu043bu043eu043du043du043eu0433u043e type u0441u043eu0432u043cu0435u0449u0435u043du043d wow with the cooling apparatus.;11. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.10, so that the cooling device can be a heating heat exchanger or heat exchanger with falling film.;12. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the oxidation of residual light aromatic hydrocarbon in the mixed gas stream u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 oxygen in tempe u0440u0430u0442u0443u0440u0435 500 950u0441.;13. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the oxidation of residual light aromatic hydrocarbon in the mixed gas stream u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 in life, which is u0442u0438u043bu0438u0437u0430u0446u0438u044e heat u043eu043au0438u0441u043bu0435u043du0438u00a0.;14. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.13, however, that the necessary disposal of heat u043eu043au0438u0441u043bu0435u043du0438u00a0 residual light aromatic hydrocarbon in the mixed gas flow (e u00a0u0432u043bu00a0u0435u0442u0441u00a0 u043fu0430u0440u043eu043fu0435u0440u0435u0433u0440u0435u0432u0430u0442u0435u043bu044cu043du0430u00a0 furnace, boiler - sorter.
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