NO169977C - Fremgangsmaate for separering av luft ved kryogen destillasjon - Google Patents

Fremgangsmaate for separering av luft ved kryogen destillasjon

Info

Publication number
NO169977C
NO169977C NO885527A NO885527A NO169977C NO 169977 C NO169977 C NO 169977C NO 885527 A NO885527 A NO 885527A NO 885527 A NO885527 A NO 885527A NO 169977 C NO169977 C NO 169977C
Authority
NO
Norway
Prior art keywords
cryogen
distillation
procedure
separating air
separating
Prior art date
Application number
NO885527A
Other languages
English (en)
Other versions
NO885527L (no
NO885527D0 (no
NO169977B (no
Inventor
Calvin Lynn Ayres
Joseph Michael Abrardo
Edwin Charles Rogusky
Original Assignee
Air Prod & Chem
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 Prod & Chem filed Critical Air Prod & Chem
Publication of NO885527D0 publication Critical patent/NO885527D0/no
Publication of NO885527L publication Critical patent/NO885527L/no
Publication of NO169977B publication Critical patent/NO169977B/no
Publication of NO169977C publication Critical patent/NO169977C/no

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification 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
    • F25J3/04248—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
    • 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
    • F25J3/04151—Purification and (pre-)cooling of the feed air; recuperative heat-exchange with product streams
    • F25J3/04187—Cooling of the purified feed air by recuperative heat-exchange; Heat-exchange with product streams
    • F25J3/0423—Subcooling of liquid process streams
    • 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
    • F25J3/04309—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 nitrogen
    • F25J3/04315—Lowest pressure or impure nitrogen, so-called waste nitrogen expansion
    • 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
    • F25J3/04375—Details relating to the work expansion, e.g. process parameter etc.
    • F25J3/04393—Details relating to the work expansion, e.g. process parameter etc. using multiple or multistage gas work expansion
    • 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
    • F25J3/0443—A main column system not otherwise provided, e.g. a modified double column flowsheet
    • 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
    • F25J2200/20—Processes or apparatus using separation by rectification in an elevated pressure multiple column system wherein the lowest pressure column is at a pressure well above the minimum pressure needed to overcome pressure drop to reject the products to atmosphere
    • 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
    • F25J2215/00—Processes characterised by the type or other details of the product stream
    • F25J2215/50—Oxygen or special cases, e.g. isotope-mixtures or low purity O2
    • F25J2215/56—Ultra high purity oxygen, i.e. generally more than 99,9% O2
    • 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
    • F25J2250/00—Details related to the use of reboiler-condensers
    • F25J2250/20—Boiler-condenser with multiple exchanger cores in parallel or with multiple re-boiling or condensing streams

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)
  • Separation By Low-Temperature Treatments (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
NO885527A 1987-12-14 1988-12-13 Fremgangsmaate for separering av luft ved kryogen destillasjon NO169977C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/132,534 US4783210A (en) 1987-12-14 1987-12-14 Air separation process with modified single distillation column nitrogen generator

Publications (4)

Publication Number Publication Date
NO885527D0 NO885527D0 (no) 1988-12-13
NO885527L NO885527L (no) 1989-06-15
NO169977B NO169977B (no) 1992-05-18
NO169977C true NO169977C (no) 1992-08-26

Family

ID=22454477

Family Applications (1)

Application Number Title Priority Date Filing Date
NO885527A NO169977C (no) 1987-12-14 1988-12-13 Fremgangsmaate for separering av luft ved kryogen destillasjon

Country Status (5)

Country Link
US (1) US4783210A (no)
KR (1) KR910004123B1 (no)
CA (1) CA1283846C (no)
NL (1) NL8803062A (no)
NO (1) NO169977C (no)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
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GB8800842D0 (en) * 1988-01-14 1988-02-17 Boc Group Plc Air separation
US4936099A (en) * 1989-05-19 1990-06-26 Air Products And Chemicals, Inc. Air separation process for the production of oxygen-rich and nitrogen-rich products
US4927441A (en) * 1989-10-27 1990-05-22 Air Products And Chemicals, Inc. High pressure nitrogen production cryogenic process
US5074898A (en) * 1990-04-03 1991-12-24 Union Carbide Industrial Gases Technology Corporation Cryogenic air separation method for the production of oxygen and medium pressure nitrogen
US5205127A (en) * 1990-08-06 1993-04-27 Air Products And Chemicals, Inc. Cryogenic process for producing ultra high purity nitrogen
US5123946A (en) * 1990-08-22 1992-06-23 Liquid Air Engineering Corporation Cryogenic nitrogen generator with bottom reboiler and nitrogen expander
US5123947A (en) * 1991-01-03 1992-06-23 Air Products And Chemicals, Inc. Cryogenic process for the separation of air to produce ultra high purity nitrogen
US5165245A (en) * 1991-05-14 1992-11-24 Air Products And Chemicals, Inc. Elevated pressure air separation cycles with liquid production
US5218825A (en) * 1991-11-15 1993-06-15 Air Products And Chemicals, Inc. Coproduction of a normal purity and ultra high purity volatile component from a multi-component stream
FR2694383B1 (fr) * 1992-07-29 1994-09-16 Air Liquide Production et installation de production d'azote gazeux à plusieurs puretés différentes.
US5528906A (en) * 1995-06-26 1996-06-25 The Boc Group, Inc. Method and apparatus for producing ultra-high purity oxygen
JP3203181B2 (ja) * 1996-05-14 2001-08-27 日本エア・リキード株式会社 窒素製造装置に付随する酸素製造方法
US5669236A (en) * 1996-08-05 1997-09-23 Praxair Technology, Inc. Cryogenic rectification system for producing low purity oxygen and high purity oxygen
US5794458A (en) * 1997-01-30 1998-08-18 The Boc Group, Inc. Method and apparatus for producing gaseous oxygen
FR2767317B1 (fr) 1997-08-14 1999-09-10 Air Liquide Procede de conversion d'un debit contenant des hydrocarbures par oxydation partielle
US5934104A (en) * 1998-06-02 1999-08-10 Air Products And Chemicals, Inc. Multiple column nitrogen generators with oxygen coproduction
US6568209B1 (en) 2002-09-06 2003-05-27 Praxair Technology, Inc. Cryogenic air separation system with dual section main heat exchanger
AU2011225700B2 (en) * 2010-03-12 2014-09-11 Institute Of Chemical Technology Improved thermodynamic cycle
US20130139547A1 (en) 2011-12-05 2013-06-06 Henry Edward Howard Air separation method and apparatus
WO2020083525A1 (de) * 2018-10-23 2020-04-30 Linde Aktiengesellschaft Verfahren und anlage zur tieftemperaturzerlegung von luft
EP4320397A1 (de) * 2021-04-09 2024-02-14 Linde GmbH Verfahren und anlage zur tieftemperaturzerlegung von luft
CN114777416B (zh) * 2022-04-22 2023-02-07 杭州特盈能源技术发展有限公司 一种绿电高效转化低能耗空分储能工艺

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US4704147A (en) * 1986-08-20 1987-11-03 Air Products And Chemicals, Inc. Dual air pressure cycle to produce low purity oxygen
US4702757A (en) * 1986-08-20 1987-10-27 Air Products And Chemicals, Inc. Dual air pressure cycle to produce low purity oxygen
US4704148A (en) * 1986-08-20 1987-11-03 Air Products And Chemicals, Inc. Cycle to produce low purity oxygen

Also Published As

Publication number Publication date
US4783210A (en) 1988-11-08
KR890009438A (ko) 1989-08-02
NO885527L (no) 1989-06-15
KR910004123B1 (ko) 1991-06-22
NL8803062A (nl) 1989-07-03
NO885527D0 (no) 1988-12-13
NO169977B (no) 1992-05-18
CA1283846C (en) 1991-05-07

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