IT201700031616A1 - Impianto di liquefazione del metano con relativo sistema di controllo di processo - Google Patents

Impianto di liquefazione del metano con relativo sistema di controllo di processo

Info

Publication number
IT201700031616A1
IT201700031616A1 IT102017000031616A IT201700031616A IT201700031616A1 IT 201700031616 A1 IT201700031616 A1 IT 201700031616A1 IT 102017000031616 A IT102017000031616 A IT 102017000031616A IT 201700031616 A IT201700031616 A IT 201700031616A IT 201700031616 A1 IT201700031616 A1 IT 201700031616A1
Authority
IT
Italy
Prior art keywords
liquefation
methane
plant
control system
process control
Prior art date
Application number
IT102017000031616A
Other languages
English (en)
Inventor
Carlo Maria Bartolini
Matteo Santolini
Marco Spitoni
Original Assignee
S Tra Te G I E Srl
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 S Tra Te G I E Srl filed Critical S Tra Te G I E Srl
Priority to IT102017000031616A priority Critical patent/IT201700031616A1/it
Priority to PCT/IT2018/000039 priority patent/WO2018173082A1/en
Publication of IT201700031616A1 publication Critical patent/IT201700031616A1/it

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
    • F25J1/0032—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"
    • F25J1/004—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 flash gas recovery
    • 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
    • F25J1/0208—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 in combination with an internal quasi-closed refrigeration loop, e.g. with deep flash recycle loop
    • 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
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/40—Expansion without extracting work, i.e. isenthalpic throttling, e.g. JT valve, regulating valve or venturi, or isentropic nozzle, e.g. Laval

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)
IT102017000031616A 2017-03-22 2017-03-22 Impianto di liquefazione del metano con relativo sistema di controllo di processo IT201700031616A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT102017000031616A IT201700031616A1 (it) 2017-03-22 2017-03-22 Impianto di liquefazione del metano con relativo sistema di controllo di processo
PCT/IT2018/000039 WO2018173082A1 (en) 2017-03-22 2018-03-20 Plant for the liquefation of methane with relative process control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000031616A IT201700031616A1 (it) 2017-03-22 2017-03-22 Impianto di liquefazione del metano con relativo sistema di controllo di processo

Publications (1)

Publication Number Publication Date
IT201700031616A1 true IT201700031616A1 (it) 2018-09-22

Family

ID=59521549

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000031616A IT201700031616A1 (it) 2017-03-22 2017-03-22 Impianto di liquefazione del metano con relativo sistema di controllo di processo

Country Status (2)

Country Link
IT (1) IT201700031616A1 (it)
WO (1) WO2018173082A1 (it)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6553772B1 (en) * 2002-05-09 2003-04-29 Praxair Technology, Inc. Apparatus for controlling the operation of a cryogenic liquefier
FR2848650A1 (fr) * 2002-12-13 2004-06-18 Air Liquide Procede et appareil de detente d'un fluide cryogenique
US20060213223A1 (en) * 2001-05-04 2006-09-28 Battelle Energy Alliance, Llc Apparatus for the liquefaction of natural gas and methods relating to same
US20060218939A1 (en) * 2001-05-04 2006-10-05 Battelle Energy Alliance, Llc Apparatus for the liquefaction of natural gas and methods relating to same
US20120079850A1 (en) * 2007-07-25 2012-04-05 Air Products And Chemicals, Inc. Controlling Liquefaction of Natrual Gas
EP3045849A2 (en) * 2015-01-14 2016-07-20 Luciano Ghergo A plant for liquefying methane gas

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120036888A1 (en) * 2007-11-05 2012-02-16 David Vandor Method and system for the small-scale production of liquified natural gas (lng) and cold compressed gas (ccng) from low-pressure natural gas

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060213223A1 (en) * 2001-05-04 2006-09-28 Battelle Energy Alliance, Llc Apparatus for the liquefaction of natural gas and methods relating to same
US20060218939A1 (en) * 2001-05-04 2006-10-05 Battelle Energy Alliance, Llc Apparatus for the liquefaction of natural gas and methods relating to same
US6553772B1 (en) * 2002-05-09 2003-04-29 Praxair Technology, Inc. Apparatus for controlling the operation of a cryogenic liquefier
FR2848650A1 (fr) * 2002-12-13 2004-06-18 Air Liquide Procede et appareil de detente d'un fluide cryogenique
US20120079850A1 (en) * 2007-07-25 2012-04-05 Air Products And Chemicals, Inc. Controlling Liquefaction of Natrual Gas
EP3045849A2 (en) * 2015-01-14 2016-07-20 Luciano Ghergo A plant for liquefying methane gas

Also Published As

Publication number Publication date
WO2018173082A1 (en) 2018-09-27

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