EA200201126A1 - Управление производством потока продукта сжиженного природного газа - Google Patents

Управление производством потока продукта сжиженного природного газа

Info

Publication number
EA200201126A1
EA200201126A1 EA200201126A EA200201126A EA200201126A1 EA 200201126 A1 EA200201126 A1 EA 200201126A1 EA 200201126 A EA200201126 A EA 200201126A EA 200201126 A EA200201126 A EA 200201126A EA 200201126 A1 EA200201126 A1 EA 200201126A1
Authority
EA
Eurasian Patent Office
Prior art keywords
flow rate
natural gas
liquefied natural
mixed refrigerant
set point
Prior art date
Application number
EA200201126A
Other languages
English (en)
Other versions
EA004468B1 (ru
Inventor
Вивека Якоба Элион
Кейт Энтони Джоунз
Грегори Джон МакЛаклан
Джонатан Хамилтон Уилсон
Original Assignee
Шелл Интернэшнл Рисерч Маатсхаппий Б.В.
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 Шелл Интернэшнл Рисерч Маатсхаппий Б.В. filed Critical Шелл Интернэшнл Рисерч Маатсхаппий Б.В.
Publication of EA200201126A1 publication Critical patent/EA200201126A1/ru
Publication of EA004468B1 publication Critical patent/EA004468B1/ru

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
    • 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
    • F25J1/0244—Operation; Control and regulation; Instrumentation
    • 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
    • F25J1/0055—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 originating from an incorporated 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
    • F25J1/02—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
    • F25J1/0212—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 single flow 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
    • F25J1/0258—Construction and layout of liquefaction equipments, e.g. valves, machines vertical layout of the equipments within in the cold box
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Bakery Products And Manufacturing Methods Therefor (AREA)
  • Alcoholic Beverages (AREA)

Abstract

При управлении производством сжиженного природного газа (31) измеряют температуру (50) и скорость (55) потока сжиженного природного газа (31); поддерживают скорость потока тяжелого смешанного хладагента (60а) на установленном оператором заданном значении (80) и определяют скорость потока легкого смешанного хладагента (86) по (i) скорости потока тяжелого смешанного хладагента (80) и (ii) установленном оператором заданном значении для отношения скорости потока тяжелого смешанного хладагента к скорости потока легкого смешанного хладагента (81); определяют зависимое установочное значение (91) для отношения скорости потока сжиженного природного газа к скорости потока тяжелого смешанного хладагента так, чтобы температура (50) сжиженного природного газа поддерживалась на установленном оператором заданном значении (90); определяют зависимое установочное значение (95) для скорости потока сжиженного природного газа (95) по (i) зависимому установочному значению (91) для отношения скорости потока продукта сжиженного природного газа к скорости потока тяжелого смешанного хладагента и (ii) скорости потока тяжелого смешанного хладагента (60с); и поддерживают скорость (55а) потока сжиженного природного газа на ее зависимом установочном значении (95).Международная заявка была опубликована вместе с отчетом о международном поиске.
EA200201126A 2000-04-25 2001-04-24 Управление производством потока продукта сжиженного природного газа EA004468B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00201470 2000-04-25
PCT/EP2001/004661 WO2001081845A1 (en) 2000-04-25 2001-04-24 Controlling the production of a liquefied natural gas product stream

Publications (2)

Publication Number Publication Date
EA200201126A1 true EA200201126A1 (ru) 2003-04-24
EA004468B1 EA004468B1 (ru) 2004-04-29

Family

ID=8171392

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200201126A EA004468B1 (ru) 2000-04-25 2001-04-24 Управление производством потока продукта сжиженного природного газа

Country Status (18)

Country Link
US (2) US6725688B2 (ru)
EP (1) EP1281033B1 (ru)
JP (1) JP4990461B2 (ru)
KR (1) KR100830075B1 (ru)
CN (1) CN1211629C (ru)
AT (1) ATE317536T1 (ru)
AU (2) AU5481601A (ru)
DE (1) DE60117136D1 (ru)
DZ (1) DZ3339A1 (ru)
EA (1) EA004468B1 (ru)
EG (1) EG23193A (ru)
ES (1) ES2258081T3 (ru)
GC (1) GC0000279A (ru)
MY (1) MY128820A (ru)
NO (1) NO334586B1 (ru)
PT (1) PT1281033E (ru)
TW (1) TW500906B (ru)
WO (1) WO2001081845A1 (ru)

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Also Published As

Publication number Publication date
ATE317536T1 (de) 2006-02-15
EA004468B1 (ru) 2004-04-29
TW500906B (en) 2002-09-01
CN1211629C (zh) 2005-07-20
EP1281033B1 (en) 2006-02-08
ES2258081T3 (es) 2006-08-16
GC0000279A (en) 2006-11-01
KR20030001449A (ko) 2003-01-06
NO20025103D0 (no) 2002-10-24
US20030046953A1 (en) 2003-03-13
JP4990461B2 (ja) 2012-08-01
AU2001254816B2 (en) 2004-04-22
PT1281033E (pt) 2006-06-30
NO334586B1 (no) 2014-04-14
WO2001081845A1 (en) 2001-11-01
CN1426524A (zh) 2003-06-25
NO20025103L (no) 2002-12-18
MY128820A (en) 2007-02-28
US6789394B2 (en) 2004-09-14
DE60117136D1 (de) 2006-04-20
EG23193A (en) 2001-07-31
DZ3339A1 (fr) 2001-11-01
US20040093896A1 (en) 2004-05-20
KR100830075B1 (ko) 2008-05-16
US6725688B2 (en) 2004-04-27
EP1281033A1 (en) 2003-02-05
AU5481601A (en) 2001-11-07
JP2003532047A (ja) 2003-10-28

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