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CL2008000382A1 - Process to liquefy hydrocarbon-rich flow in a closed circuit consisting of three refrigerants, where the refrigerant mixture of each circuit is vaporized at a pressure level and the heat exchange between the hydrocarbon-rich flow and the pre-cooling mixture is carried out in two or more exchangers in parallel. - Google Patents

Process to liquefy hydrocarbon-rich flow in a closed circuit consisting of three refrigerants, where the refrigerant mixture of each circuit is vaporized at a pressure level and the heat exchange between the hydrocarbon-rich flow and the pre-cooling mixture is carried out in two or more exchangers in parallel.

Info

Publication number
CL2008000382A1
CL2008000382A1 CL2008000382A CL2008000382A CL2008000382A1 CL 2008000382 A1 CL2008000382 A1 CL 2008000382A1 CL 2008000382 A CL2008000382 A CL 2008000382A CL 2008000382 A CL2008000382 A CL 2008000382A CL 2008000382 A1 CL2008000382 A1 CL 2008000382A1
Authority
CL
Chile
Prior art keywords
circuit
hydrocarbon
flow
carried out
mixture
Prior art date
Application number
CL2008000382A
Other languages
Spanish (es)
Inventor
Heinz Bauer
Bernd Jungfer
Matthias Schmidt
Original Assignee
Linde Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Linde Ag filed Critical Linde Ag
Publication of CL2008000382A1 publication Critical patent/CL2008000382A1/en

Links

Classifications

    • 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
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
    • F25J1/0269—Arrangement of liquefaction units or equipments fulfilling the same process step, e.g. multiple "trains" concept
    • F25J1/0271—Inter-connecting multiple cold equipments within or downstream of the cold box
    • F25J1/0272—Multiple identical heat exchangers in parallel
    • 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.
    • F25J1/0294—Multiple compressor casings/strings in parallel, e.g. split arrangement
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation By Low-Temperature Treatments (AREA)

Abstract

 UN PROCESO PARA LICUAR UN FLUJO RICO EN HIDROCARBUROS, EN PARTICULAR UN FLUJO  DE GAS NATURAL, EN EL CUAL EL FLUJO RICO EN HIDROCARBUROS ES LICUADO CONTRA UN CIRCUITO EN CASCADA DE MEZCLA REFRIGERANTE, QUE CONSITE EN TRES CIRCUITOS DE MEZCLA REFRIGERANTES DONDE EL PRIMER CIRCUITO DE MEZCLA REFRIGERANTE SIRVE PARA PREENFRIAR, EL SEGUNDO CIRCUITO DE MEZCLA REFRIGERANTE SIRVE PAR LICUAR Y EL TERCER CIRCUITO DE MEZCLA REFRIGERANTE  SIRVE PARA SOBREENFRIAR EL FLUJO RICO EN HIDROCARBUROS, EN DONDE:                                                                                                                                     A)LA MEZCLA REFRIGERANTE DE CADA CIRCUITO DE MEZCLA REFRIGERANTE ES VAPORIZADA A SOLO UN NIVEL DE PRESION,                                                                                                                                                                                                  B) EL INTERCAMBIO DE CALOR ENTRE EL FLUJO RICO EN HIDROCARBUROS (1,1´) Y LA MEZCLA REFRIGERANTE(6) DEL CIRCUITO DE PREENFRIAMIENTO, EL CUAL SIRVE PARA PREENFRIAR EL FLUJO RICO EN HIDROCARBUROS, ES LLEVADO A CABO EN DOS O MAS INTERCAMBIADORES DE CALOR ESTRUCTURALMENTE IDENTICOS (E1,E1´) DSIPUESTOS EN PARALELO,                                                                                       C) LA COMPRENSION DE LA MEZCLA REFRIGERANTTE(8,8´) DEL CIRCUITYO DE PREENFRIAMIENTO, ES LLEVADO A CABO POR MEDIO DE UN COMPRESOR DEL TIPO DOBLE FLUJO(V1)Y                                                            D) LA COMPRENSION DE LA MEZCLA REFRIGERANTE(13,13´) DEL CIRCUITO DE LICUEFACCION, ES LELVAD A CABO EN AL MENOS DOS ETAPAS (V2,V2´) CON LA COMPRENSION DE LA MEZCLA DE REFRIGERANTE (13,13´) EN LA PRIMERA ETAPA, QUE SE LLEVA A CABO MEDIANTE UN COMPRESOR DEL TIPO DOBLE FLUJO (V2).A PROCESS TO LIQUEFIED A FLOW RICH IN HYDROCARBONS, IN PARTICULAR A FLOW OF NATURAL GAS, IN WHICH THE FLOW RICH IN HYDROCARBONS IS LIQUEFIED AGAINST A CIRCUIT IN CASCADE OF REFRIGERANT MIXTURE, CONSISTING IN THE FIRST CIRCUITS OF REFRIGERATED CIRCUITS OF THE FIRST CIRCUITS OF DENIM REFRIGERANT MIXTURE IS SERVED FOR PRE-COOLING, THE SECOND REFRIGERANT MIXING CIRCUIT IS FOR LICUATING AND THE THIRD REFRIGERANT MIXING CIRCUIT IS FOR SUPERCOOLING THE HYDROCARBON RICH FLOW, IN WHICH A REFRIGERATED MIXTURE IS FOR A REFRIGERATED SOLARIZER CIRCUIT. PRESSURE LEVEL, B) THE HEAT EXCHANGE BETWEEN THE FLOW RICH IN HYDROCARBONS (1,1 ') AND THE REFRIGERANT MIXTURE (6) OF THE PRE-COOLING CIRCUIT, WHICH IS SERVED TO PRE-COOL THE FLOW RICH IN HYDROCARBONS, IS CARRIED OUT IN TWO OR MORE STRUCTURALLY IDENTICAL HEAT EXCHANGERS (E1, E1 ') DSIPUESTO COMPRESSION. OF THE REFRIGERANT MIXTURE (8,8´) OF THE PRE-COOLING CIRCUIT, IS CARRIED OUT BY MEANS OF A COMPRESSOR OF THE DOUBLE FLOW TYPE (V1) AND D) THE UNDERSTANDING OF THE REFRIGERANT MIXTURE (13,13´) OF THE LIQUEFACTION CIRCUIT , IT IS CARRIED OUT IN AT LEAST TWO STAGES (V2, V2´) WITH THE UNDERSTANDING OF THE REFRIGERANT MIXTURE (13.13´) IN THE FIRST STAGE, WHICH IS CARRIED OUT BY MEANS OF A DOUBLE FLOW TYPE COMPRESSOR (V2) .

CL2008000382A 2007-02-08 2008-02-06 Process to liquefy hydrocarbon-rich flow in a closed circuit consisting of three refrigerants, where the refrigerant mixture of each circuit is vaporized at a pressure level and the heat exchange between the hydrocarbon-rich flow and the pre-cooling mixture is carried out in two or more exchangers in parallel. CL2008000382A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007006370A DE102007006370A1 (en) 2007-02-08 2007-02-08 Process for liquefying a hydrocarbon-rich stream

Publications (1)

Publication Number Publication Date
CL2008000382A1 true CL2008000382A1 (en) 2009-09-25

Family

ID=39597496

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2008000382A CL2008000382A1 (en) 2007-02-08 2008-02-06 Process to liquefy hydrocarbon-rich flow in a closed circuit consisting of three refrigerants, where the refrigerant mixture of each circuit is vaporized at a pressure level and the heat exchange between the hydrocarbon-rich flow and the pre-cooling mixture is carried out in two or more exchangers in parallel.

Country Status (5)

Country Link
AR (1) AR065172A1 (en)
CL (1) CL2008000382A1 (en)
DE (1) DE102007006370A1 (en)
PE (1) PE20081765A1 (en)
WO (1) WO2008095713A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2009228000B2 (en) * 2008-09-19 2013-03-07 Woodside Energy Limited Mixed refrigerant compression circuit
AU2009316236B2 (en) * 2008-11-17 2013-05-02 Woodside Energy Limited Power matched mixed refrigerant compression circuit
AU2013204886B2 (en) * 2013-04-12 2015-04-16 Woodside Energy Technologies Pty Ltd Compressor System and Method for Compressing
AP2015008918A0 (en) * 2013-07-26 2015-12-31 Chiyoda Corp Refrigeration compression system using two compressors
US10359228B2 (en) * 2016-05-20 2019-07-23 Air Products And Chemicals, Inc. Liquefaction method and system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2545589B1 (en) * 1983-05-06 1985-08-30 Technip Cie METHOD AND APPARATUS FOR COOLING AND LIQUEFACTING AT LEAST ONE GAS WITH LOW BOILING POINT, SUCH AS NATURAL GAS
DE19716415C1 (en) 1997-04-18 1998-10-22 Linde Ag Process for liquefying a hydrocarbon-rich stream

Also Published As

Publication number Publication date
WO2008095713A3 (en) 2012-03-01
PE20081765A1 (en) 2009-02-03
DE102007006370A1 (en) 2008-08-14
WO2008095713A2 (en) 2008-08-14
AR065172A1 (en) 2009-05-20

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