PE16296A1 - Proceso y aparato para producir gas natural licuado - Google Patents

Proceso y aparato para producir gas natural licuado

Info

Publication number
PE16296A1
PE16296A1 PE1995265508A PE26550895A PE16296A1 PE 16296 A1 PE16296 A1 PE 16296A1 PE 1995265508 A PE1995265508 A PE 1995265508A PE 26550895 A PE26550895 A PE 26550895A PE 16296 A1 PE16296 A1 PE 16296A1
Authority
PE
Peru
Prior art keywords
expander
natural gas
pressure
liquefied natural
supply current
Prior art date
Application number
PE1995265508A
Other languages
English (en)
Inventor
William R Low
Original Assignee
Phillips Petroleum Co
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 Phillips Petroleum Co filed Critical Phillips Petroleum Co
Publication of PE16296A1 publication Critical patent/PE16296A1/es

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
    • F25J1/02—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
    • F25J1/0203—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 single-component refrigerant [SCR] fluid in a closed vapor compression cycle
    • F25J1/0207—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 single-component refrigerant [SCR] fluid in a closed vapor compression cycle as at least a three level SCR refrigeration cascade
    • 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
    • F25J1/0047—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
    • F25J1/0243—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
    • 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
    • F25J2220/62—Separating low boiling components, e.g. He, H2, N2, Air
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00—Refrigeration
    • Y10S62/912—External refrigeration system

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

EL PROCESO SE CARACTERIZA PORQUE COMPRENDE: A) ALIMENTAR UNA CORRIENTE DE GAS NATURAL PRESURIZADO A PRESION MANOMETRICA APROXIMADAMENTE SUPERIOR A 562480 kg/m� Y TEMPERATURA AMBIENTE A UN TURBOEXPANSOR PARA: 1) REDUCIR LA PRESION MANOMETRICA DE LA CORRIENTE A VALORES INFERIORES DE APROXIMADAMENTE 527325 kg/m� PREFERIBLEMENTE ENTRE 421860 kg/m� Y 457015 kg/m� Y ENFRIAR LA TEMPERATURA A MENOS DE -17,7�C, Y 2) EXTRAER TRABAJO DE LA CORRIENTE DE ALIMENTACION DURANTE LA REDUCCION DE PRESION POR MEDIO DEL EXPANSOR; B) DE LA SALIDA DEL EXPANSOR ALIMENTAR LA CORRIENTE DE ALIMENTACION HACIA EL CICLO DE REFRIGERACION EN CASCADA, DONDE DEBE EFECTUARSE INTERCAMBIO DE CALOR CON AL MENOS UN REFRIGERANTE, PREFERENTEMENTE METANO Y METILENO PARA PRODUCIR UNA CORRIENTE DE GAS NATURAL LICUADO DE APROXIMADAMENTE PRESION ATMOSFERICA Y TEMPERATURA INFERIOR A -161,1�C
PE1995265508A 1994-04-29 1995-04-03 Proceso y aparato para producir gas natural licuado PE16296A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/235,775 US5473900A (en) 1994-04-29 1994-04-29 Method and apparatus for liquefaction of natural gas

Publications (1)

Publication Number Publication Date
PE16296A1 true PE16296A1 (es) 1996-05-15

Family

ID=22886857

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1995265508A PE16296A1 (es) 1994-04-29 1995-04-03 Proceso y aparato para producir gas natural licuado

Country Status (9)

Country Link
US (1) US5473900A (es)
AU (1) AU674813B2 (es)
BR (1) BR9501783A (es)
CA (1) CA2143585C (es)
GB (1) GB2288868B (es)
MY (1) MY113057A (es)
NO (1) NO308871B1 (es)
PE (1) PE16296A1 (es)
RU (1) RU2144649C1 (es)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5537827A (en) * 1995-06-07 1996-07-23 Low; William R. Method for liquefaction of natural gas
NO300905B1 (no) * 1996-05-06 1997-08-11 Kvaerner Maritime As Fremgangsmåte til kondensasjon av en gass
US5755114A (en) * 1997-01-06 1998-05-26 Abb Randall Corporation Use of a turboexpander cycle in liquefied natural gas process
DE19716415C1 (de) * 1997-04-18 1998-10-22 Linde Ag Verfahren zum Verflüssigen eines Kohlenwasserstoff-reichen Stromes
TW366411B (en) * 1997-06-20 1999-08-11 Exxon Production Research Co Improved process for liquefaction of natural gas
TW366410B (en) * 1997-06-20 1999-08-11 Exxon Production Research Co Improved cascade refrigeration process for liquefaction of natural gas
US5791160A (en) * 1997-07-24 1998-08-11 Air Products And Chemicals, Inc. Method and apparatus for regulatory control of production and temperature in a mixed refrigerant liquefied natural gas facility
US6446465B1 (en) * 1997-12-11 2002-09-10 Bhp Petroleum Pty, Ltd. Liquefaction process and apparatus
DE19821242A1 (de) * 1998-05-12 1999-11-18 Linde Ag Verfahren und Vorrichtung zum Verflüssigen eines Kohlenwasserstoff-reichen Stromes
MY117068A (en) 1998-10-23 2004-04-30 Exxon Production Research Co Reliquefaction of pressurized boil-off from pressurized liquid natural gas
MY115506A (en) 1998-10-23 2003-06-30 Exxon Production Research Co Refrigeration process for liquefaction of natural gas.
TW421704B (en) * 1998-11-18 2001-02-11 Shell Internattonale Res Mij B Plant for liquefying natural gas
TW480325B (en) * 1999-12-01 2002-03-21 Shell Int Research Plant for liquefying natural gas
MY122625A (en) 1999-12-17 2006-04-29 Exxonmobil Upstream Res Co Process for making pressurized liquefied natural gas from pressured natural gas using expansion cooling
US20070107465A1 (en) * 2001-05-04 2007-05-17 Battelle Energy Alliance, Llc Apparatus for the liquefaction of gas and methods relating to same
US6604367B2 (en) * 2001-12-19 2003-08-12 Praxair Technology, Inc. System for providing refrigeration for chemical processing
US6640586B1 (en) * 2002-11-01 2003-11-04 Conocophillips Company Motor driven compressor system for natural gas liquefaction
US6658890B1 (en) * 2002-11-13 2003-12-09 Conocophillips Company Enhanced methane flash system for natural gas liquefaction
US6722157B1 (en) * 2003-03-20 2004-04-20 Conocophillips Company Non-volatile natural gas liquefaction system
EP1471319A1 (en) * 2003-04-25 2004-10-27 Totalfinaelf S.A. Plant and process for liquefying natural gas
US7127914B2 (en) * 2003-09-17 2006-10-31 Air Products And Chemicals, Inc. Hybrid gas liquefaction cycle with multiple expanders
JP4912564B2 (ja) * 2003-11-18 2012-04-11 日揮株式会社 ガス液化プラント
CA2461086C (en) * 2004-03-09 2010-12-21 Jose Lourenco Method of power generation from pressure control stations of a natural gas distribution system
US20050279132A1 (en) * 2004-06-16 2005-12-22 Eaton Anthony P LNG system with enhanced turboexpander configuration
RU2382962C2 (ru) * 2004-08-06 2010-02-27 Бп Корпорейшн Норт Америка Инк. Способ сжижения природного газа (варианты)
US7673476B2 (en) * 2005-03-28 2010-03-09 Cambridge Cryogenics Technologies Compact, modular method and apparatus for liquefying natural gas
US20060260355A1 (en) * 2005-05-19 2006-11-23 Roberts Mark J Integrated NGL recovery and liquefied natural gas production
US9121636B2 (en) * 2006-11-16 2015-09-01 Conocophillips Company Contaminant removal system for closed-loop refrigeration cycles of an LNG facility
CA2681417C (en) * 2007-05-03 2016-07-26 Exxonmobil Upstream Research Company Natural gas liquefaction process
US20080277398A1 (en) * 2007-05-09 2008-11-13 Conocophillips Company Seam-welded 36% ni-fe alloy structures and methods of making and using same
WO2009029140A1 (en) * 2007-08-24 2009-03-05 Exxonmobil Upstream Research Company Natural gas liquefaction process
US8555672B2 (en) 2009-10-22 2013-10-15 Battelle Energy Alliance, Llc Complete liquefaction methods and apparatus
US9254448B2 (en) 2007-09-13 2016-02-09 Battelle Energy Alliance, Llc Sublimation systems and associated methods
US9217603B2 (en) 2007-09-13 2015-12-22 Battelle Energy Alliance, Llc Heat exchanger and related methods
US8061413B2 (en) 2007-09-13 2011-11-22 Battelle Energy Alliance, Llc Heat exchangers comprising at least one porous member positioned within a casing
US9574713B2 (en) 2007-09-13 2017-02-21 Battelle Energy Alliance, Llc Vaporization chambers and associated methods
US8899074B2 (en) * 2009-10-22 2014-12-02 Battelle Energy Alliance, Llc Methods of natural gas liquefaction and natural gas liquefaction plants utilizing multiple and varying gas streams
WO2009070379A1 (en) * 2007-11-30 2009-06-04 Exxonmobil Upstream Research Company Integrated lng re-gasification apparatus
KR100965204B1 (ko) * 2008-07-31 2010-06-24 한국과학기술원 터빈팽창기를 사용하는 혼합냉매 천연가스 액화 사이클장치및 이에 따른 작동방법
US20110094261A1 (en) * 2009-10-22 2011-04-28 Battelle Energy Alliance, Llc Natural gas liquefaction core modules, plants including same and related methods
US10655911B2 (en) 2012-06-20 2020-05-19 Battelle Energy Alliance, Llc Natural gas liquefaction employing independent refrigerant path
US9309810B2 (en) * 2012-12-14 2016-04-12 Electro-Motive Diesel, Inc. System for converting gaseous fuel into liquid fuel
RU2677023C1 (ru) * 2015-03-04 2019-01-15 Тийода Корпорейшн Способ и система сжижения природного газа
AU2017313697B2 (en) 2016-08-16 2019-10-17 Exxonmobil Upstream Research Company System and method for liquefying natural gas with turbine inlet cooling
RU2694337C1 (ru) * 2018-07-02 2019-07-11 Андрей Владиславович Курочкин Установка выделения углеводородов c2+ из природного газа (варианты)
RU2696375C1 (ru) * 2018-08-06 2019-08-01 Андрей Владиславович Курочкин Установка для получения углеводородов c2+ из природного газа (варианты)
RU2694746C1 (ru) * 2018-08-06 2019-07-16 Андрей Владиславович Курочкин Установка получения углеводородов с2+ из природного газа (варианты)
RU2682595C1 (ru) * 2018-08-30 2019-03-19 Андрей Владиславович Курочкин Установка низкотемпературной дефлегмации нтд для переработки природного газа с получением углеводородов c2+ (варианты)
RU2681897C1 (ru) * 2018-08-30 2019-03-13 Андрей Владиславович Курочкин Установка низкотемпературной сепарации с дефлегмацией нтсд для переработки природного газа с выделением углеводородов c2+ (варианты)
RU2694735C1 (ru) * 2018-08-30 2019-07-16 Андрей Владиславович Курочкин Установка низкотемпературной сепарации с фракционирующей абсорбцией нтсфа для переработки природного газа с выделением углеводородов c2+ (варианты)
RU2730778C1 (ru) * 2019-10-01 2020-08-25 Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный технологический университет" (ФГБОУ ВО "КубГТУ") Способ производства сжиженного природного газа из месторождений с аномально высокими термобарическими условиями
CN111715300B (zh) * 2020-06-22 2021-08-24 江南大学 一种铁酸锌/Bi-MOF/单宁酸复合可见光催化剂
RU2740112C1 (ru) * 2020-07-20 2021-01-11 Публичное акционерное общество «НОВАТЭК» Способ сжижения природного газа "Полярная звезда" и установка для его осуществления

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900796A (en) * 1954-08-16 1959-08-25 Constock Liquid Methane Corp Method of liquefying natural gas
US2903858A (en) * 1955-10-06 1959-09-15 Constock Liquid Methane Corp Process of liquefying gases
US2996891A (en) * 1957-09-23 1961-08-22 Conch Int Methane Ltd Natural gas liquefaction cycle
DE1626325B1 (de) * 1964-11-03 1969-10-23 Linde Ag Verfahren und Einrichtung zum Verfluessigen von tiefsiedenden Gasen
GB1096697A (en) * 1966-09-27 1967-12-29 Int Research & Dev Co Ltd Process for liquefying natural gas
US3735600A (en) * 1970-05-11 1973-05-29 Gulf Research Development Co Apparatus and process for liquefaction of natural gases
US4172711A (en) * 1978-05-12 1979-10-30 Phillips Petroleum Company Liquefaction of gas
US4195979A (en) * 1978-05-12 1980-04-01 Phillips Petroleum Company Liquefaction of high pressure gas
US4322225A (en) * 1980-11-04 1982-03-30 Phillips Petroleum Company Natural gas processing
US4456459A (en) * 1983-01-07 1984-06-26 Mobil Oil Corporation Arrangement and method for the production of liquid natural gas
US4548629A (en) * 1983-10-11 1985-10-22 Exxon Production Research Co. Process for the liquefaction of natural gas
US4923492A (en) * 1989-05-22 1990-05-08 Hewitt J Paul Closed system refrigeration using a turboexpander
US5006138A (en) * 1990-05-09 1991-04-09 Hewitt J Paul Vapor recovery system
FR2681859B1 (fr) * 1991-09-30 1994-02-11 Technip Cie Fse Etudes Const Procede de liquefaction de gaz naturel.

Also Published As

Publication number Publication date
NO951661L (no) 1995-10-30
GB2288868B (en) 1998-04-22
CA2143585C (en) 1999-08-10
MY113057A (en) 2001-11-30
RU95107192A (ru) 1997-04-20
AU674813B2 (en) 1997-01-09
BR9501783A (pt) 1995-12-05
RU2144649C1 (ru) 2000-01-20
GB2288868A (en) 1995-11-01
AU1612895A (en) 1995-11-16
GB9508699D0 (en) 1995-06-14
US5473900A (en) 1995-12-12
CA2143585A1 (en) 1995-10-30
NO951661D0 (no) 1995-04-28
NO308871B1 (no) 2000-11-06

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