RU2008101527A - Способ сжижения богатого углеводородами потока - Google Patents

Способ сжижения богатого углеводородами потока Download PDF

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RU2008101527A
RU2008101527A RU2008101527/06A RU2008101527A RU2008101527A RU 2008101527 A RU2008101527 A RU 2008101527A RU 2008101527/06 A RU2008101527/06 A RU 2008101527/06A RU 2008101527 A RU2008101527 A RU 2008101527A RU 2008101527 A RU2008101527 A RU 2008101527A
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refrigerants
mixture
refrigeration
compressors
refrigeration cycle
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RU2008101527/06A
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Хайнц БАУЕР (DE)
Хайнц БАУЕР
Райнер ЗАППЕР (DE)
Райнер ЗАППЕР
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Линде Акциенгезельшафт (De)
Линде Акциенгезельшафт
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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
    • F25J1/0002—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
    • F25J1/0047—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
    • 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
    • F25J1/0217—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 at least a three 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
    • F25J1/0217—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 at least a three level refrigeration cascade with at least one MCR cycle
    • F25J1/0218—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 at least a three level refrigeration cascade with at least one MCR cycle with one or more SCR cycles, e.g. with 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
    • F25J1/0243—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
    • F25J1/0282—Steam 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.
    • F25J1/0281—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.
    • F25J1/0281—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
    • F25J1/0284—Electrical motor 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.
    • F25J1/029—Mechanically coupling of different refrigerant compressors in a cascade refrigeration system to a common 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.
    • F25J1/0292—Refrigerant compression by cold or cryogenic suction of the refrigerant 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
    • F25J1/02—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.
    • F25J1/0295—Shifting of the compression load between different cooling stages within a refrigerant cycle or within a cascade refrigeration system
    • 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
    • F25J2220/00—Processes or apparatus involving steps for the removal of impurities
    • F25J2220/60—Separating impurities from natural gas, e.g. mercury, cyclic hydrocarbons
    • F25J2220/64—Separating heavy hydrocarbons, e.g. NGL, LPG, C4+ hydrocarbons or heavy condensates in general

Abstract

1. Способ сжижения богатого углеводородами потока, прежде всего потока природного газа, за счет его теплообмена со смесями хладагентов в каскаде из трех холодильных циклов, отличающийся тем, что первый и второй холодильные циклы (2а-2b, 3а-3b) со смесями хладагентов используют для предварительного охлаждения, а третий холодильный цикл (4а-4b) со смесью хладагентов - для сжижения и переохлаждения богатого углеводородами потока. ! 2. Способ по п.1, отличающийся тем, что первый холодильный цикл (2а-2b) со смесью хладагентов и/или второй холодильный цикл (3а-3b) со смесью хладагентов выполнены/выполнен в виде одноступенчатых/одноступенчатого холодильных/холодильного цикла/циклов со смесями/смесью хладагентов. ! 3. Способ по п.1 или 2, отличающийся тем, что третий холодильный цикл (4а-4b) со смесью хладагентов выполнен в виде двухступенчатого холодильного цикла со смесью хладагентов. ! 4. Способ по п.3, отличающийся тем, что мощность, потребляемая компрессорами (V2, V3) первого и второго холодильных циклов (2а-2b, 3а-3b) со смесями хладагентов, идентична или в основном идентична мощности, потребляемой компрессорами (V4, V4') двухступенчатого третьего холодильного цикла (4а-4b) со смесью хладагентов. ! 5. Способ по п.4, отличающийся тем, что все компрессоры (V2, V3, V4, V4') холодильных циклов (2а-2b, 3а-3b, 4а-4b) со смесями хладагентов потребляют идентичную или в основном идентичную мощность. ! 6. Способ по п.3, отличающийся тем, что мощность, потребляемая компрессорами (V2, V3) первого и второго холодильных циклов (2а-2b, 3а-3b) со смесями хладагентов, идентична или в основном идентична мощности, потребляемой каждым отдельным из обоих компрессоров (V4, V4') двухступенчатого тре�

Claims (8)

1. Способ сжижения богатого углеводородами потока, прежде всего потока природного газа, за счет его теплообмена со смесями хладагентов в каскаде из трех холодильных циклов, отличающийся тем, что первый и второй холодильные циклы (2а-2b, 3а-3b) со смесями хладагентов используют для предварительного охлаждения, а третий холодильный цикл (4а-4b) со смесью хладагентов - для сжижения и переохлаждения богатого углеводородами потока.
2. Способ по п.1, отличающийся тем, что первый холодильный цикл (2а-2b) со смесью хладагентов и/или второй холодильный цикл (3а-3b) со смесью хладагентов выполнены/выполнен в виде одноступенчатых/одноступенчатого холодильных/холодильного цикла/циклов со смесями/смесью хладагентов.
3. Способ по п.1 или 2, отличающийся тем, что третий холодильный цикл (4а-4b) со смесью хладагентов выполнен в виде двухступенчатого холодильного цикла со смесью хладагентов.
4. Способ по п.3, отличающийся тем, что мощность, потребляемая компрессорами (V2, V3) первого и второго холодильных циклов (2а-2b, 3а-3b) со смесями хладагентов, идентична или в основном идентична мощности, потребляемой компрессорами (V4, V4') двухступенчатого третьего холодильного цикла (4а-4b) со смесью хладагентов.
5. Способ по п.4, отличающийся тем, что все компрессоры (V2, V3, V4, V4') холодильных циклов (2а-2b, 3а-3b, 4а-4b) со смесями хладагентов потребляют идентичную или в основном идентичную мощность.
6. Способ по п.3, отличающийся тем, что мощность, потребляемая компрессорами (V2, V3) первого и второго холодильных циклов (2а-2b, 3а-3b) со смесями хладагентов, идентична или в основном идентична мощности, потребляемой каждым отдельным из обоих компрессоров (V4, V4') двухступенчатого третьего холодильного цикла (4а-4b) со смесью хладагентов.
7. Способ по одному из пп.1, 2, 4-6, отличающийся тем, что в качестве приводов (А2/3, А4, А4') для компрессоров (V2, V3, V4, V4') используют газовые турбины, паровые турбины и/или электродвигатели.
8. Способ по п.3, отличающийся тем, что в качестве приводов (А2/3, А4, А4') для компрессоров (V2, V3, V4, V4') используют газовые турбины, паровые турбины и/или электродвигатели.
RU2008101527/06A 2005-06-23 2006-05-30 Способ сжижения богатого углеводородами потока RU2008101527A (ru)

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DE102005029275.5 2005-06-23
DE200510029275 DE102005029275A1 (de) 2005-06-23 2005-06-23 Verfahren zum Verflüssigen eines Kohlenwasserstoff-reichen Stromes

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CN (1) CN101223410A (ru)
AU (1) AU2006261281A1 (ru)
BR (1) BRPI0612316A2 (ru)
DE (1) DE102005029275A1 (ru)
NO (1) NO20080356L (ru)
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NO331740B1 (no) 2008-08-29 2012-03-12 Hamworthy Gas Systems As Fremgangsmate og system for optimalisert LNG produksjon
NO331154B1 (no) * 2008-11-04 2011-10-24 Hamworthy Gas Systems As System for kombinert syklusmekanisk drift i kryogene kondensasjonsprosesser.
CN102445052A (zh) * 2011-12-16 2012-05-09 南京林业大学 一种用于零散气源点的沼气液化工艺及装置
CN102628634B (zh) * 2012-04-26 2013-10-30 中国石油集团工程设计有限责任公司 三循环复叠式制冷天然气液化系统及方法
CN102927791A (zh) * 2012-11-30 2013-02-13 中国石油集团工程设计有限责任公司 带预冷的双复合冷剂制冷系统及方法
DE102015002164A1 (de) * 2015-02-19 2016-08-25 Linde Aktiengesellschaft Verfahren zum Verflüssigen von Erdgas
CN105737516A (zh) * 2016-04-18 2016-07-06 中国寰球工程公司 混合制冷剂预冷氮气膨胀的天然气液化系统及方法
CN109631492A (zh) * 2018-12-13 2019-04-16 西安石油大学 一种采用混合冷剂级联的天然气液化装置及方法

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DE1815010A1 (de) * 1968-12-17 1970-07-16 Messer Griesheim Gmbh Verfahren zum Verfluessigen von Erdgas
IT1176290B (it) * 1984-06-12 1987-08-18 Snam Progetti Processo per raffreddamento e liquefazione di gas a basso punto di ebollizione
FR2826969B1 (fr) * 2001-07-04 2006-12-15 Technip Cie Procede de liquefaction et de deazotation de gaz naturel, installation de mise en oeuvre, et gaz obtenus par cette separation
US6742357B1 (en) * 2003-03-18 2004-06-01 Air Products And Chemicals, Inc. Integrated multiple-loop refrigeration process for gas liquefaction
US20080006053A1 (en) * 2003-09-23 2008-01-10 Linde Ag Natural Gas Liquefaction Process
DE102004054674A1 (de) * 2004-11-12 2006-05-24 Linde Ag Verfahren zum Verflüssigen eines Kohlenwasserstoff-reichen Stromes

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DE102005029275A1 (de) 2006-12-28
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BRPI0612316A2 (pt) 2010-11-03
NO20080356L (no) 2008-01-17

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