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EP2728286A4 - METHOD AND APPARATUS FOR AIR SEPARATION - Google Patents

METHOD AND APPARATUS FOR AIR SEPARATION

Info

Publication number
EP2728286A4
EP2728286A4 EP12803534.2A EP12803534A EP2728286A4 EP 2728286 A4 EP2728286 A4 EP 2728286A4 EP 12803534 A EP12803534 A EP 12803534A EP 2728286 A4 EP2728286 A4 EP 2728286A4
Authority
EP
European Patent Office
Prior art keywords
air separation
separation
air
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP12803534.2A
Other languages
German (de)
French (fr)
Other versions
EP2728286A1 (en
Inventor
Hiroshi Tachibana
Takashi Tatsumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taiyo Nippon Sanso Corp
Original Assignee
Taiyo Nippon Sanso Corp
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 Taiyo Nippon Sanso Corp filed Critical Taiyo Nippon Sanso Corp
Publication of EP2728286A1 publication Critical patent/EP2728286A1/en
Publication of EP2728286A4 publication Critical patent/EP2728286A4/en
Withdrawn legal-status Critical Current

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
    • 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
    • F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
    • F25J3/04284—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams
    • F25J3/0429—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams of feed air, e.g. used as waste or product air or expanded into an auxiliary column
    • F25J3/04303—Lachmann expansion, i.e. expanded into oxygen producing or low 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
    • F25J3/04436—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 at least a triple pressure main column system
    • F25J3/04448—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 at least a triple pressure main column system in a double column flowsheet with an intermediate 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
    • F25J3/04624—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 integrated mass and heat exchange, so-called non-adiabatic rectification, e.g. dephlegmator, reflux exchanger
    • F25J3/0463—Simultaneously between rectifying and stripping sections, i.e. double dephlegmator
    • 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
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/08—Processes or apparatus using separation by rectification in a triple pressure main column 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
    • 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
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/50—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
    • F25J2200/52—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column in the high pressure column of a double pressure main column 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
    • 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
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/50—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
    • F25J2200/54—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column in the low pressure column of a double pressure main column system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation By Low-Temperature Treatments (AREA)
EP12803534.2A 2011-06-28 2012-06-13 METHOD AND APPARATUS FOR AIR SEPARATION Withdrawn EP2728286A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011143159A JP5878310B2 (en) 2011-06-28 2011-06-28 Air separation method and apparatus
PCT/JP2012/065071 WO2013002025A1 (en) 2011-06-28 2012-06-13 Air separation method and apparatus

Publications (2)

Publication Number Publication Date
EP2728286A1 EP2728286A1 (en) 2014-05-07
EP2728286A4 true EP2728286A4 (en) 2016-08-17

Family

ID=47423923

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12803534.2A Withdrawn EP2728286A4 (en) 2011-06-28 2012-06-13 METHOD AND APPARATUS FOR AIR SEPARATION

Country Status (5)

Country Link
US (1) US20140109614A1 (en)
EP (1) EP2728286A4 (en)
JP (1) JP5878310B2 (en)
CN (1) CN103620330B (en)
WO (1) WO2013002025A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5655104B2 (en) 2013-02-26 2015-01-14 大陽日酸株式会社 Air separation method and air separation device
CN104913596B (en) * 2015-06-17 2017-08-25 杭州特盈能源技术发展有限公司 A kind of air-separating plant and method for preparing pressure oxygen
CN106764434B (en) * 2016-12-14 2019-07-05 四川德胜集团钒钛有限公司 A kind of novel nitrogen feed system
KR101998254B1 (en) * 2017-03-27 2019-10-01 김현태 Spot Cleaner System
EP3998447A4 (en) 2019-07-10 2023-04-12 Taiyo Nippon Sanso Corporation AIR SEPARATION DEVICE AND AIR SEPARATION METHOD
CN111141110B (en) * 2020-01-19 2021-05-07 杭州特盈能源技术发展有限公司 Low-energy-consumption medium-pressure nitrogen preparation process
CN111412695B (en) 2020-03-25 2021-01-15 西安交通大学 A super-cooled liquid oxygen acquisition system based on liquid oxygen and liquid nitrogen mixed and then evacuated
CN112066644A (en) * 2020-09-18 2020-12-11 乔治洛德方法研究和开发液化空气有限公司 Method and device for producing high-purity nitrogen and low-purity oxygen
FR3114382B1 (en) * 2020-09-21 2022-11-25 Air Liquide Apparatus for air separation by cryogenic distillation with three columns including two concentric columns
CN114413571A (en) * 2022-01-24 2022-04-29 四川空分集团工程有限公司 Low energy consumption low pressure oxygen air separation plant
US20240035740A1 (en) * 2022-07-28 2024-02-01 Neil M. Prosser Air separation unit and method for cryogenic separation of air using a distillation column system including an intermediate pressure kettle column
US20240125550A1 (en) * 2022-10-18 2024-04-18 Air Products And Chemicals, Inc. Process and Apparatus for Improved Recovery of Argon

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699046A (en) * 1947-10-22 1955-01-11 Air Liquide Process for separating fluid mixtures into fractions of different volatilities
US4025398A (en) * 1974-04-11 1977-05-24 Geoffrey Gordon Haselden Distillation processes and apparatus
US5513497A (en) * 1995-01-20 1996-05-07 Air Products And Chemicals, Inc. Separation of fluid mixtures in multiple distillation columns
US5715706A (en) * 1993-04-30 1998-02-10 The Boc Group Plc Air separation
EP0831284A2 (en) * 1996-09-20 1998-03-25 The BOC Group plc Air separation
DE10061908A1 (en) * 2000-12-12 2002-06-27 Messer Ags Gmbh Device for low temperature decomposition of air, for recovery of nitrogen, oxygen and argon, comprises two-stage rectifier column comprising high pressure column
JP2003028569A (en) * 2001-07-17 2003-01-29 Nippon Sanso Corp Method and apparatus for separating air

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4604116A (en) * 1982-09-13 1986-08-05 Erickson Donald C High pressure oxygen pumped LOX rectifier
US4605427A (en) * 1983-03-31 1986-08-12 Erickson Donald C Cryogenic triple-pressure air separation with LP-to-MP latent-heat-exchange
US4854954A (en) * 1988-05-17 1989-08-08 Erickson Donald C Rectifier liquid generated intermediate reflux for subambient cascades
JPH0672740B2 (en) * 1989-01-20 1994-09-14 ル・エール・リクイツド・ソシエテ・アノニム・プール・ル・エチユド・エ・ル・エクスプルワテション・デ・プロセデ・ジエオルジエ・クロード Air separation and ultra high purity oxygen production method and device
US5628207A (en) * 1996-04-05 1997-05-13 Praxair Technology, Inc. Cryogenic Rectification system for producing lower purity gaseous oxygen and high purity oxygen
US5916262A (en) * 1998-09-08 1999-06-29 Praxair Technology, Inc. Cryogenic rectification system for producing low purity oxygen and high purity oxygen
GB9903908D0 (en) * 1999-02-19 1999-04-14 Boc Group Plc Air separation
US6227005B1 (en) 2000-03-01 2001-05-08 Air Products And Chemicals, Inc. Process for the production of oxygen and nitrogen
US6279345B1 (en) * 2000-05-18 2001-08-28 Praxair Technology, Inc. Cryogenic air separation system with split kettle recycle
JP4401999B2 (en) * 2005-03-31 2010-01-20 大陽日酸株式会社 Air separation method and air separation device
US7472551B2 (en) * 2005-11-16 2009-01-06 Praxair Technology, Inc. Cryogenic process system with extended bonnet filter
JP4782077B2 (en) * 2007-07-09 2011-09-28 大陽日酸株式会社 Air separation method and apparatus

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699046A (en) * 1947-10-22 1955-01-11 Air Liquide Process for separating fluid mixtures into fractions of different volatilities
US4025398A (en) * 1974-04-11 1977-05-24 Geoffrey Gordon Haselden Distillation processes and apparatus
US5715706A (en) * 1993-04-30 1998-02-10 The Boc Group Plc Air separation
US5513497A (en) * 1995-01-20 1996-05-07 Air Products And Chemicals, Inc. Separation of fluid mixtures in multiple distillation columns
EP0831284A2 (en) * 1996-09-20 1998-03-25 The BOC Group plc Air separation
DE10061908A1 (en) * 2000-12-12 2002-06-27 Messer Ags Gmbh Device for low temperature decomposition of air, for recovery of nitrogen, oxygen and argon, comprises two-stage rectifier column comprising high pressure column
JP2003028569A (en) * 2001-07-17 2003-01-29 Nippon Sanso Corp Method and apparatus for separating air

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013002025A1 *

Also Published As

Publication number Publication date
WO2013002025A1 (en) 2013-01-03
US20140109614A1 (en) 2014-04-24
JP5878310B2 (en) 2016-03-08
CN103620330A (en) 2014-03-05
EP2728286A1 (en) 2014-05-07
CN103620330B (en) 2015-11-25
JP2013011374A (en) 2013-01-17

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