RU2008150385A - METHOD AND DEVICE FOR HYDROCARBON FLOW TREATMENT - Google Patents

METHOD AND DEVICE FOR HYDROCARBON FLOW TREATMENT Download PDF

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Publication number
RU2008150385A
RU2008150385A RU2008150385/06A RU2008150385A RU2008150385A RU 2008150385 A RU2008150385 A RU 2008150385A RU 2008150385/06 A RU2008150385/06 A RU 2008150385/06A RU 2008150385 A RU2008150385 A RU 2008150385A RU 2008150385 A RU2008150385 A RU 2008150385A
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Russia
Prior art keywords
stream
cooling
refrigerant
compressors
feed
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RU2008150385/06A
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Russian (ru)
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RU2436024C2 (en
Inventor
Хиллегонда БАККЕР (NL)
Хиллегонда БАККЕР
Йоаннес Игнатиус ГЕЙСЕЛ (NL)
Йоаннес Игнатиус ГЕЙСЕЛ
Марк Антониус КЕВЕНАР (NL)
Марк Антониус КЕВЕНАР
Original Assignee
Шелл Интернэшнл Рисерч Маатсхаппий Б.В. (NL)
Шелл Интернэшнл Рисерч Маатсхаппий Б.В.
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Publication of RU2008150385A publication Critical patent/RU2008150385A/en
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Publication of RU2436024C2 publication Critical patent/RU2436024C2/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/006—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the refrigerant fluid used
    • F25J1/008—Hydrocarbons
    • F25J1/0087—Propane; Propylene
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
    • F25J1/0022—Hydrocarbons, e.g. natural gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
    • F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
    • F25J1/0035—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by gas expansion with extraction of work
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
    • F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
    • F25J1/0042—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by liquid expansion with extraction of work
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
    • F25J1/0047—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle
    • F25J1/0052—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle by vaporising a liquid refrigerant stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
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    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
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    • F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
    • F25J1/0214—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
    • F25J1/0214—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle
    • F25J1/0215—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle with one SCR cycle
    • F25J1/0216—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle with one SCR cycle using a C3 pre-cooling cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0228—Coupling of the liquefaction unit to other units or processes, so-called integrated processes
    • F25J1/0235—Heat exchange integration
    • F25J1/0237—Heat exchange integration integrating refrigeration provided for liquefaction and purification/treatment of the gas to be liquefied, e.g. heavy hydrocarbon removal from natural gas
    • F25J1/0239—Purification or treatment step being integrated between two refrigeration cycles of a refrigeration cascade, i.e. first cycle providing feed gas cooling and second cycle providing overhead gas cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
    • F25J1/0281—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc. characterised by the type of prime driver, e.g. hot gas expander
    • F25J1/0283—Gas turbine as the prime mechanical driver
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
    • F25J1/0285—Combination of different types of drivers mechanically coupled to the same refrigerant compressor, possibly split on multiple compressor casings
    • F25J1/0287—Combination of different types of drivers mechanically coupled to the same refrigerant compressor, possibly split on multiple compressor casings including an electrical motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
    • F25J1/029—Mechanically coupling of different refrigerant compressors in a cascade refrigeration system to a common driver
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
    • F25J1/0292—Refrigerant compression by cold or cryogenic suction of the refrigerant gas
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    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
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    • F25J2220/62—Separating low boiling components, e.g. He, H2, N2, Air
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    • F25J2230/60—Processes or apparatus involving steps for increasing the pressure of gaseous process streams the fluid being hydrocarbons or a mixture of hydrocarbons

Abstract

1. Способ обработки потока углеводородов, например потока природного газа, содержащегося в сырьевом потоке (10), включающий, по меньшей мере, стадии: ! (а) прохождения сырьевого потока (10) через ректификационную колонну (12) с получением потока (20) газа и потока (30) жидкости С2 +; ! (b) сжатия, по меньшей мере, части газового потока (20) при прохождении через один или более компрессоров подачи с получением сжатого потока (40); и ! (с) совместного приведения в действие, по меньшей мере, одного из компрессоров подачи с одним или большим количеством отдельных компрессоров хладагента, служащих для одного или большего количества отдельных контуров циркуляции хладагента, посредством механического соединения указанных компрессоров. ! 2. Способ по п.1, в котором ректификационная колонна (12) представляет собой колонну для извлечения жидкости из природного газа. ! 3. Способ по п.1, в котором сырьевой поток (10) перед прохождением через ректификационную колонну (12) подвергают расширению. ! 4. Способ по любому одному из пп.1-3, в котором сжатие на ступени (b) включает использование первого и второго компрессоров (14, 16) подачи. ! 5. Способ по любому из пп.1-3, включающий стадию охлаждения сжатого потока (40) за счет прохождения указанного сжатого потока (40) в противотоке относительно одного или более хладагентов, циркулирующих в одном или большем количестве контуров для хладагента. ! 6. Способ по п.5, в котором второй компрессор (16) подачи механически соединен с компрессором (18) хладагента одного или большего количества контуров с хладагентом, охлаждающих указанный сжатый поток (40). ! 7. Способ по п.5, в котором охлаждение сжатого потока (40) предусматривает ис� 1. A method of treating a hydrocarbon stream, for example a natural gas stream contained in a feed stream (10), comprising at least the steps:! (a) passing the feed stream (10) through the distillation column (12) to obtain a gas stream (20) and a C2 + liquid stream (30); ! (b) compressing at least a portion of the gas stream (20) while passing through one or more feed compressors to form a compressed stream (40); and! (c) jointly driving at least one of the supply compressors with one or more separate refrigerant compressors serving one or more separate refrigerant circuits by mechanically connecting said compressors. ! 2. A process according to claim 1, wherein the rectification column (12) is a column for recovering liquid from natural gas. ! 3. A process according to claim 1, wherein the feed stream (10) is expanded prior to passing through the distillation column (12). ! 4. A method according to any one of claims 1 to 3, wherein the compression in stage (b) comprises using first and second feed compressors (14, 16). ! 5. A method according to any one of claims 1 to 3, comprising the step of cooling the compressed stream (40) by passing said compressed stream (40) in countercurrent flow with respect to one or more refrigerants circulating in one or more refrigerant circuits. ! 6. A method according to claim 5, wherein the second supply compressor (16) is mechanically coupled to a refrigerant compressor (18) of one or more refrigerant circuits cooling said compressed stream (40). ! 7. A method according to claim 5, wherein cooling the compressed stream (40) comprises using

Claims (21)

1. Способ обработки потока углеводородов, например потока природного газа, содержащегося в сырьевом потоке (10), включающий, по меньшей мере, стадии:1. A method of processing a hydrocarbon stream, for example, a natural gas stream contained in a feed stream (10), comprising at least the steps of: (а) прохождения сырьевого потока (10) через ректификационную колонну (12) с получением потока (20) газа и потока (30) жидкости С2 +;(a) passing the feed stream (10) through a distillation column (12) to obtain a gas stream (20) and a C 2 + liquid stream (30); (b) сжатия, по меньшей мере, части газового потока (20) при прохождении через один или более компрессоров подачи с получением сжатого потока (40); и(b) compressing at least a portion of the gas stream (20) while passing through one or more feed compressors to produce a compressed stream (40); and (с) совместного приведения в действие, по меньшей мере, одного из компрессоров подачи с одним или большим количеством отдельных компрессоров хладагента, служащих для одного или большего количества отдельных контуров циркуляции хладагента, посредством механического соединения указанных компрессоров.(c) co-operating at least one of the supply compressors with one or more separate refrigerant compressors serving for one or more separate refrigerant circuits by mechanically connecting said compressors. 2. Способ по п.1, в котором ректификационная колонна (12) представляет собой колонну для извлечения жидкости из природного газа.2. The method according to claim 1, in which the distillation column (12) is a column for extracting liquid from natural gas. 3. Способ по п.1, в котором сырьевой поток (10) перед прохождением через ректификационную колонну (12) подвергают расширению.3. The method according to claim 1, in which the feed stream (10) before passing through the distillation column (12) is subjected to expansion. 4. Способ по любому одному из пп.1-3, в котором сжатие на ступени (b) включает использование первого и второго компрессоров (14, 16) подачи.4. The method according to any one of claims 1 to 3, in which the compression on the stage (b) includes the use of the first and second supply compressors (14, 16). 5. Способ по любому из пп.1-3, включающий стадию охлаждения сжатого потока (40) за счет прохождения указанного сжатого потока (40) в противотоке относительно одного или более хладагентов, циркулирующих в одном или большем количестве контуров для хладагента.5. The method according to any one of claims 1 to 3, comprising the step of cooling the compressed stream (40) by passing said compressed stream (40) in countercurrent relative to one or more refrigerants circulating in one or more refrigerant circuits. 6. Способ по п.5, в котором второй компрессор (16) подачи механически соединен с компрессором (18) хладагента одного или большего количества контуров с хладагентом, охлаждающих указанный сжатый поток (40).6. The method according to claim 5, in which the second compressor (16) supply is mechanically connected to the compressor (18) of the refrigerant of one or more refrigerant circuits cooling said compressed stream (40). 7. Способ по п.5, в котором охлаждение сжатого потока (40) предусматривает использование, по меньшей мере, двух ступеней охлаждения, каждая из которых включает, по меньшей мере, один контур хладагента.7. The method according to claim 5, in which the cooling of the compressed stream (40) involves the use of at least two cooling stages, each of which includes at least one refrigerant circuit. 8. Способ по п.7, в котором охлаждение сжатого потока (40) включает использование одной ступени предварительного охлаждения и одной ступени основного охлаждения, при этом конкретный или любой компрессор подачи стадии (b) механически соединен с компрессором хладагента контура хладагента предварительного охлаждения.8. The method according to claim 7, in which the cooling of the compressed stream (40) includes the use of one stage of pre-cooling and one stage of main cooling, while a particular or any compressor of the supply stage (b) is mechanically connected to the refrigerant compressor of the pre-cooling refrigerant circuit. 9. Способ по п.5, в котором охлаждение сжатого потока (40) включает сжижение сжатого потока (40) с получением в результате потока сжиженных углеводородов, например сжиженного природного газа.9. The method according to claim 5, in which the cooling of the compressed stream (40) includes liquefying the compressed stream (40) to obtain a stream of liquefied hydrocarbons, such as liquefied natural gas. 10. Способ по любому из пп.1-3, кроме того, включающий стадию охлаждения сырьевого потока (10) выше по потоку от проведения стадии (а) посредством прохождения сырьевого потока (10) в противотоке с одним или большим количеством хладагентов, циркулирующих в одном или большем количестве контуров хладагента.10. The method according to any one of claims 1 to 3, further comprising the step of cooling the feed stream (10) upstream of step (a) by passing the feed stream (10) in countercurrent with one or more refrigerants circulating in one or more refrigerant circuits. 11. Способ по п.10, в котором конкретный или любой компрессор подачи стадии (b) механически соединен с компрессором хладагента контура с хладагентом, охлаждающего сырьевой поток (10).11. The method according to claim 10, in which a particular or any compressor of the supply stage (b) is mechanically connected to the compressor of the refrigerant circuit with a refrigerant, cooling the feed stream (10). 12. Способ по любому из пп.1-3, кроме того, включающий стадию охлаждения сырьевого потока (10) выше по потоку от стадии (а) в противотоке, по меньшей мере, с частью газового потока (20).12. The method according to any one of claims 1 to 3, further comprising the step of cooling the feed stream (10) upstream of step (a) in countercurrent flow with at least a portion of the gas stream (20). 13. Устройство для обработки потока углеводородов, например потока сжижаемого природного газа в сырьевом потоке (10), содержащее, по меньшей мере,13. A device for processing a stream of hydrocarbons, for example a stream of liquefied natural gas in a feed stream (10), containing at least ректификационную колонну (12), имеющую вход (52) для сырьевого потока (10), первый выход (54) для потока (20) газа и второй выход (56)для потока (30) жидкости С2 +;a distillation column (12) having an inlet (52) for a feed stream (10), a first outlet (54) for a gas stream (20) and a second outlet (56) for a C 2 + liquid stream (30); один или большее количество компрессоров (14, 16) подачи, предназначенных для сжатия, по меньшей мере, части газового потока (20); иone or more feed compressors (14, 16) for compressing at least a portion of the gas stream (20); and общий привод для привода в действие одного или большего количества компрессоров (14, 16) подачи вместе с одним или большим количеством отдельных компрессоров хладагента для одного или большего количества отдельных контуров хладагента.a common drive for driving one or more supply compressors (14, 16) together with one or more separate refrigerant compressors for one or more separate refrigerant circuits. 14. Устройство по п.13, в котором совместно приводимые компрессоры механически соединены и смонтированы на общем приводном валу привода.14. The device according to item 13, in which the jointly driven compressors are mechanically connected and mounted on a common drive shaft of the drive. 15. Устройство по п.13, содержащее детандер (22) для расширения сырьевого потока (10) выше по потоку от ректификационной колонны (12).15. The device according to item 13, containing the expander (22) for expanding the feed stream (10) upstream of the distillation column (12). 16. Устройство по п.15, в котором детандер (22) механически соединен с одним или большим количеством компрессоров подачи и тем самым частично, в основном или полностью приводится в действие.16. The device according to clause 15, in which the expander (22) is mechanically connected to one or more feed compressors and thereby partially, mainly or completely driven. 17. Устройство по любому из пп.13-16, которое, кроме того, включает систему охлаждения для охлаждения потока (20) газа, при этом указанная система охлаждения включает, по меньшей мере, одну ступень предварительного охлаждения и, по меньшей мере, одну ступень основного охлаждения, причем каждая ступень включает, по меньшей мере, один контур хладагента и, по меньшей мере, один компрессор для хладагента.17. The device according to any one of paragraphs.13-16, which, in addition, includes a cooling system for cooling the gas stream (20), wherein said cooling system includes at least one pre-cooling stage and at least one a main cooling stage, each stage comprising at least one refrigerant circuit and at least one refrigerant compressor. 18. Устройство по п.15, в котором один компрессор подачи на стадии (b) механически соединен с компрессором для хладагента контура хладагента предварительного охлаждения.18. The device according to clause 15, in which one supply compressor in stage (b) is mechanically connected to the compressor for the refrigerant of the pre-cooling refrigerant circuit. 19. Устройство по п.15, в котором, по меньшей мере, один компрессор для хладагента как контура предварительного охлаждения, так и контура основного охлаждения механически соединены между собой и установлены так, что они приводятся в действие общим приводом.19. The device according to clause 15, in which at least one compressor for the refrigerant as the pre-cooling circuit, and the main cooling circuit are mechanically interconnected and installed so that they are driven by a common drive. 20. Устройство по любому из пп.13-16, 18, 19, в котором система охлаждения включает систему сжижения для получения потока сжиженных углеводородов, например потока сжиженного природного газа.20. The device according to any one of paragraphs.13-16, 18, 19, in which the cooling system includes a liquefaction system for receiving a stream of liquefied hydrocarbons, such as a stream of liquefied natural gas. 21. Устройство по п.17, в котором система охлаждения включает систему сжижения для получения потока сжиженных углеводородов, например потока сжиженного природного газа. 21. The device according to 17, in which the cooling system includes a liquefaction system for receiving a stream of liquefied hydrocarbons, such as a stream of liquefied natural gas.
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