DE69709234D1 - Verfahren und Vorrichtung zur Lufttrennung - Google Patents
Verfahren und Vorrichtung zur LufttrennungInfo
- Publication number
- DE69709234D1 DE69709234D1 DE69709234T DE69709234T DE69709234D1 DE 69709234 D1 DE69709234 D1 DE 69709234D1 DE 69709234 T DE69709234 T DE 69709234T DE 69709234 T DE69709234 T DE 69709234T DE 69709234 D1 DE69709234 D1 DE 69709234D1
- Authority
- DE
- Germany
- Prior art keywords
- column
- stripping
- stream
- separation method
- air separation
- 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.)
- Expired - Lifetime
Links
- 238000000926 separation method Methods 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
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
-
- 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
- F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
- F25J3/04048—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of cold gaseous streams, e.g. 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
- F25J3/04248—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
- F25J3/04406—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
- F25J2200/90—Details relating to column internals, e.g. structured packing, gas or liquid distribution
-
- 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
- F25J2200/90—Details relating to column internals, e.g. structured packing, gas or liquid distribution
- F25J2200/94—Details relating to the withdrawal point
-
- 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
- F25J2220/00—Processes or apparatus involving steps for the removal of impurities
- F25J2220/50—Separating low boiling, i.e. more volatile components from oxygen, e.g. N2, Ar
-
- 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
- F25J2245/00—Processes or apparatus involving steps for recycling of process streams
- F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
-
- 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
- F25J2250/02—Bath type boiler-condenser using thermo-siphon effect, e.g. with natural or forced circulation or pool boiling, i.e. core-in-kettle heat exchanger
-
- 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)
- Separation By Low-Temperature Treatments (AREA)
- Separation Of Gases By Adsorption (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/649,147 US5689973A (en) | 1996-05-14 | 1996-05-14 | Air separation method and apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69709234D1 true DE69709234D1 (de) | 2002-01-31 |
DE69709234T2 DE69709234T2 (de) | 2002-08-14 |
Family
ID=24603661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69709234T Expired - Lifetime DE69709234T2 (de) | 1996-05-14 | 1997-05-13 | Verfahren und Vorrichtung zur Lufttrennung |
Country Status (17)
Country | Link |
---|---|
US (1) | US5689973A (de) |
EP (1) | EP0807792B1 (de) |
JP (1) | JP3940461B2 (de) |
KR (1) | KR100207890B1 (de) |
CN (1) | CN1117260C (de) |
AT (1) | ATE211248T1 (de) |
AU (1) | AU737791B2 (de) |
CA (1) | CA2202010C (de) |
DE (1) | DE69709234T2 (de) |
ID (1) | ID19527A (de) |
IL (1) | IL120550A (de) |
MY (1) | MY115081A (de) |
PL (1) | PL185432B1 (de) |
SG (1) | SG50821A1 (de) |
TR (1) | TR199700338A2 (de) |
TW (1) | TW355146B (de) |
ZA (1) | ZA973115B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5924307A (en) * | 1997-05-19 | 1999-07-20 | Praxair Technology, Inc. | Turbine/motor (generator) driven booster compressor |
US6279345B1 (en) * | 2000-05-18 | 2001-08-28 | Praxair Technology, Inc. | Cryogenic air separation system with split kettle recycle |
US6460373B1 (en) | 2001-12-04 | 2002-10-08 | Praxair Technology, Inc. | Cryogenic rectification system for producing high purity oxygen |
FR2860576A1 (fr) * | 2003-10-01 | 2005-04-08 | Air Liquide | Appareil et procede de separation d'un melange gazeux par distillation cryogenique |
US20070204652A1 (en) * | 2006-02-21 | 2007-09-06 | Musicus Paul | Process and apparatus for producing ultrapure oxygen |
DE102007024168A1 (de) * | 2007-05-24 | 2008-11-27 | Linde Ag | Verfahren und Vorrichtung zur Tieftemperatur-Luftzerlegung |
DE102007051183A1 (de) | 2007-10-25 | 2009-04-30 | Linde Aktiengesellschaft | Verfahren zur Tieftemperatur-Luftzerlegung |
DE102007051184A1 (de) * | 2007-10-25 | 2009-04-30 | Linde Aktiengesellschaft | Verfahren und Vorrichtung zur Tieftemperatur-Luftzerlegung |
EP2789958A1 (de) | 2013-04-10 | 2014-10-15 | Linde Aktiengesellschaft | Verfahren zur Tieftemperaturzerlegung von Luft und Luftzerlegungsanlage |
KR101637292B1 (ko) | 2015-02-16 | 2016-07-20 | 현대자동차 주식회사 | 환류 세퍼레이터를 구비한 가스 응축 장치 |
US10408536B2 (en) * | 2017-09-05 | 2019-09-10 | Praxair Technology, Inc. | System and method for recovery of neon and helium from an air separation unit |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61110872A (ja) * | 1984-11-02 | 1986-05-29 | 日本酸素株式会社 | 窒素製造方法 |
US4867772A (en) * | 1988-11-29 | 1989-09-19 | Liquid Air Engineering Corporation | Cryogenic gas purification process and apparatus |
US5049173A (en) * | 1990-03-06 | 1991-09-17 | Air Products And Chemicals, Inc. | Production of ultra-high purity oxygen from cryogenic air separation plants |
US5205127A (en) * | 1990-08-06 | 1993-04-27 | Air Products And Chemicals, Inc. | Cryogenic process for producing ultra high purity nitrogen |
US5385024A (en) * | 1993-09-29 | 1995-01-31 | Praxair Technology, Inc. | Cryogenic rectification system with improved recovery |
US5582034A (en) * | 1995-11-07 | 1996-12-10 | The Boc Group, Inc. | Air separation method and apparatus for producing nitrogen |
-
1996
- 1996-05-14 US US08/649,147 patent/US5689973A/en not_active Expired - Lifetime
-
1997
- 1997-03-28 IL IL12055097A patent/IL120550A/xx not_active IP Right Cessation
- 1997-04-03 TW TW086104269A patent/TW355146B/zh not_active IP Right Cessation
- 1997-04-04 AU AU17733/97A patent/AU737791B2/en not_active Ceased
- 1997-04-07 CA CA002202010A patent/CA2202010C/en not_active Expired - Fee Related
- 1997-04-09 JP JP09043997A patent/JP3940461B2/ja not_active Expired - Fee Related
- 1997-04-11 ZA ZA9703115A patent/ZA973115B/xx unknown
- 1997-04-15 ID IDP971250A patent/ID19527A/id unknown
- 1997-04-17 SG SG1997001257A patent/SG50821A1/en unknown
- 1997-05-02 TR TR97/00338A patent/TR199700338A2/xx unknown
- 1997-05-09 MY MYPI97002034A patent/MY115081A/en unknown
- 1997-05-12 PL PL97319928A patent/PL185432B1/pl not_active IP Right Cessation
- 1997-05-13 DE DE69709234T patent/DE69709234T2/de not_active Expired - Lifetime
- 1997-05-13 EP EP97303252A patent/EP0807792B1/de not_active Expired - Lifetime
- 1997-05-13 KR KR1019970018443A patent/KR100207890B1/ko not_active IP Right Cessation
- 1997-05-13 AT AT97303252T patent/ATE211248T1/de not_active IP Right Cessation
- 1997-05-13 CN CN97111583A patent/CN1117260C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TW355146B (en) | 1999-04-01 |
CN1117260C (zh) | 2003-08-06 |
CA2202010A1 (en) | 1997-11-14 |
JP3940461B2 (ja) | 2007-07-04 |
JPH1047853A (ja) | 1998-02-20 |
US5689973A (en) | 1997-11-25 |
KR100207890B1 (ko) | 1999-07-15 |
KR970075808A (ko) | 1997-12-10 |
ZA973115B (en) | 1997-11-05 |
IL120550A (en) | 2000-08-13 |
AU737791B2 (en) | 2001-08-30 |
SG50821A1 (en) | 1998-07-20 |
CN1177726A (zh) | 1998-04-01 |
DE69709234T2 (de) | 2002-08-14 |
EP0807792B1 (de) | 2001-12-19 |
MX9703268A (es) | 1997-11-29 |
CA2202010C (en) | 2000-03-21 |
EP0807792A3 (de) | 1998-03-11 |
EP0807792A2 (de) | 1997-11-19 |
ATE211248T1 (de) | 2002-01-15 |
PL185432B1 (pl) | 2003-05-30 |
MY115081A (en) | 2003-03-31 |
PL319928A1 (en) | 1997-11-24 |
TR199700338A2 (xx) | 1997-12-21 |
AU1773397A (en) | 1997-11-20 |
ID19527A (id) | 1998-07-16 |
IL120550A0 (en) | 1997-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |