SG11202012920UA - System for controlling an argon flow rate at the outlet of a distillation column - Google Patents

System for controlling an argon flow rate at the outlet of a distillation column

Info

Publication number
SG11202012920UA
SG11202012920UA SG11202012920UA SG11202012920UA SG11202012920UA SG 11202012920U A SG11202012920U A SG 11202012920UA SG 11202012920U A SG11202012920U A SG 11202012920UA SG 11202012920U A SG11202012920U A SG 11202012920UA SG 11202012920U A SG11202012920U A SG 11202012920UA
Authority
SG
Singapore
Prior art keywords
outlet
controlling
flow rate
distillation column
argon flow
Prior art date
Application number
SG11202012920UA
Inventor
Marc Bastid
Original Assignee
Air Liquide
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 Air Liquide filed Critical Air Liquide
Publication of SG11202012920UA publication Critical patent/SG11202012920UA/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
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
    • F25J3/04793—Rectification, e.g. columns; Reboiler-condenser
    • F25J3/048—Argon 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
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04406—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system
    • F25J3/04412—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of high pressure column
    • 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
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04642—Recovering noble gases from air
    • F25J3/04648—Recovering noble gases from air argon
    • F25J3/04654—Producing crude argon in a crude argon column
    • F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
    • F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
    • F25J3/04678—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser cooled by oxygen enriched liquid from high pressure column bottoms
    • 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
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
    • F25J3/04848—Control strategy, e.g. advanced process control or dynamic modeling

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Separation By Low-Temperature Treatments (AREA)
SG11202012920UA 2018-06-22 2019-05-22 System for controlling an argon flow rate at the outlet of a distillation column SG11202012920UA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1855605A FR3082923B1 (en) 2018-06-22 2018-06-22 SYSTEM FOR MONITORING A FLOW OF ARGON AT THE OUTLET OF A DISTILLATION COLUMN
PCT/FR2019/051169 WO2019243681A1 (en) 2018-06-22 2019-05-22 System for controlling an argon flow rate at the outlet of a distillation column

Publications (1)

Publication Number Publication Date
SG11202012920UA true SG11202012920UA (en) 2021-01-28

Family

ID=63209573

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202012920UA SG11202012920UA (en) 2018-06-22 2019-05-22 System for controlling an argon flow rate at the outlet of a distillation column

Country Status (6)

Country Link
US (1) US11946693B2 (en)
EP (1) EP3811012A1 (en)
CN (1) CN112424550B (en)
FR (1) FR3082923B1 (en)
SG (1) SG11202012920UA (en)
WO (1) WO2019243681A1 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2142318A1 (en) 1994-02-24 1995-08-25 Horst Corduan Process and apparatus for recovery of pure argon
US5522224A (en) * 1994-08-15 1996-06-04 Praxair Technology, Inc. Model predictive control method for an air-separation system
JP3451453B2 (en) * 1994-11-25 2003-09-29 日本酸素株式会社 Air liquefaction separation device and control method thereof
EP0962638B1 (en) * 1998-06-05 2006-01-11 Toyota Jidosha Kabushiki Kaisha Internal combustion engine
JP4279540B2 (en) * 2002-11-13 2009-06-17 大陽日酸株式会社 Control method of air separation device
US7204101B2 (en) * 2003-10-06 2007-04-17 Air Liquide Large Industries U.S. Lp Methods and systems for optimizing argon recovery in an air separation unit
JP2009257195A (en) * 2008-04-16 2009-11-05 Toyota Motor Corp Control device of vehicle
CN101634837A (en) * 2009-08-17 2010-01-27 浙江大学 Method for preventing and controlling nitrogen blockage of argon preparation system of space division device
US8795409B2 (en) * 2011-08-25 2014-08-05 Praxair Technology, Inc. Air separation plant control
US10018413B2 (en) * 2015-07-31 2018-07-10 Praxair Technology, Inc. Method and apparatus for increasing argon recovery in a cryogenic air separation unit integrated with a pressure swing adsorption system
CN106642992A (en) * 2016-07-27 2017-05-10 杭州杭氧股份有限公司 Nitrogen blockage prevention and control method for argon generation system of air separation device

Also Published As

Publication number Publication date
US11946693B2 (en) 2024-04-02
WO2019243681A1 (en) 2019-12-26
FR3082923B1 (en) 2020-10-16
CN112424550B (en) 2022-11-11
EP3811012A1 (en) 2021-04-28
CN112424550A (en) 2021-02-26
US20210222949A1 (en) 2021-07-22
FR3082923A1 (en) 2019-12-27

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