KR970016505A - 이중 상 터어보 팽창을 이용하는 저온 정류 시스템 - Google Patents
이중 상 터어보 팽창을 이용하는 저온 정류 시스템 Download PDFInfo
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- KR970016505A KR970016505A KR1019960030533A KR19960030533A KR970016505A KR 970016505 A KR970016505 A KR 970016505A KR 1019960030533 A KR1019960030533 A KR 1019960030533A KR 19960030533 A KR19960030533 A KR 19960030533A KR 970016505 A KR970016505 A KR 970016505A
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- liquid oxygen
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- 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.
- F25J3/04387—Details relating to the work expansion, e.g. process parameter etc. using liquid or hydraulic turbine expansion
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- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
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- F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
- F25J3/04078—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression
- F25J3/0409—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression of oxygen
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- F25J3/04193—Division of the main heat exchange line in consecutive sections having different functions
- F25J3/04206—Division of the main heat exchange line in consecutive sections having different functions including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product
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- 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
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- 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
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- 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
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- 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
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Abstract
본 발명은 가압 액체 산소가 가압 작동 유체로부터 증발되고, 그후 터어보 팽창되어, 증기 및 액체 부분을 모두 갖는 이중 상 스트림을 생성시키는 증가된 입력의 기체 산소를 생성시키기 위한 저온 정류 시스템에 관한 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 바람직한 구체예의 개략도이다.
Claims (6)
- (A) 공급 공기를 저온 정류 장치로 도입시키고, 상기 공급 공기를 저온 정류 장치내에서 분리시켜서, 액체 산소를 생성시키는 단계; (B) 상기 액체 산소를 정류 장치로부터 배출시키고, 배출된 액체 산소의 압력을 증가시켜서, 증가된 압력의 액체 산소를 생성시키는 단계; (C) 작동 유체를 압축시켜서, 가압 작동 유체를 생성시키고, 가압 작동 유체를 상기 증가된 압력의 액체 산소와 간접 열 교환시켜, 증가된 압력의 액체 산소를 증발시켜서, 증가된 압력의 기체 산소 및 냉각된 가압 작동 유체를 생성시키는 단계; (D) 상기 냉각된 가압 작동 유체를 터어보 팽창시켜서, 액체상 및 기체상을 모두 갖는 이중상 작동 유체를 생성시키는 단계; 및 (E) 상기 이중상 작동 유체를 저온 정류 장치로 통과시키는 단계로 이루어진 증가된 압력의 기체 산소를 생성시키는 방법.
- 제1항에 있어서, 상기 작동 유체가 공급 공기의 일부인 것을 특징으로 하는 방법.
- 제1항에 있어서, 기체 상이 이중 상 작동 유체의 10 내지 75몰%를 구성하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 저온 정류 장치가 고압 칼럼 및 저압 칼럼으로 이루어지고, 이중 상 작동 유체가 고압컬럼을 통과하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 생성물로서 일부 액체 산소를 회후하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 저온 정류 장치에서 액체 질소를 생성시키는 단계 및 생성물로서 일부액체 질소를 회수하는 단계를 더 포함하는 것을 특징으로 하는 방법.참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/536,588 | 1995-09-29 | ||
US8/536,588 | 1995-09-29 | ||
US08/536,588 US5564290A (en) | 1995-09-29 | 1995-09-29 | Cryogenic rectification system with dual phase turboexpansion |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970016505A true KR970016505A (ko) | 1997-04-28 |
KR100271533B1 KR100271533B1 (ko) | 2000-12-01 |
Family
ID=24139120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960030533A KR100271533B1 (ko) | 1995-09-29 | 1996-07-26 | 이중상 터어보 팽창을 이용하는 극저온 정류 시스템 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5564290A (ko) |
EP (1) | EP0766054B2 (ko) |
KR (1) | KR100271533B1 (ko) |
CN (1) | CN1147079A (ko) |
CA (1) | CA2182126C (ko) |
DE (1) | DE69615488T3 (ko) |
ES (1) | ES2160748T3 (ko) |
Families Citing this family (20)
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FR2761762B1 (fr) * | 1997-04-03 | 1999-05-07 | Air Liquide | Procede et installation de separation d'air par distillation cryogenique |
US5829271A (en) * | 1997-10-14 | 1998-11-03 | Praxair Technology, Inc. | Cryogenic rectification system for producing high pressure oxygen |
US5881570A (en) * | 1998-04-06 | 1999-03-16 | Praxair Technology, Inc. | Cryogenic rectification apparatus for producing high purity oxygen or low purity oxygen |
GB9807833D0 (en) * | 1998-04-09 | 1998-06-10 | Boc Group Plc | Separation of air |
US5901578A (en) * | 1998-05-18 | 1999-05-11 | Praxair Technology, Inc. | Cryogenic rectification system with integral product boiler |
FR2782544B1 (fr) * | 1998-08-19 | 2005-07-08 | Air Liquide | Pompe pour un liquide cryogenique ainsi que groupe de pompage et colonne de distillation equipes d'une telle pompe |
US6073462A (en) * | 1999-03-30 | 2000-06-13 | Praxair Technology, Inc. | Cryogenic air separation system for producing elevated pressure oxygen |
JP3715497B2 (ja) * | 2000-02-23 | 2005-11-09 | 株式会社神戸製鋼所 | 酸素の製造方法 |
US6601407B1 (en) | 2002-11-22 | 2003-08-05 | Praxair Technology, Inc. | Cryogenic air separation with two phase feed air turboexpansion |
US7278264B2 (en) * | 2005-03-31 | 2007-10-09 | Air Products And Chemicals, Inc. | Process to convert low grade heat source into power using dense fluid expander |
US8020408B2 (en) * | 2006-12-06 | 2011-09-20 | Praxair Technology, Inc. | Separation method and apparatus |
US20080223077A1 (en) * | 2007-03-13 | 2008-09-18 | Neil Mark Prosser | Air separation method |
EP2185879A1 (en) * | 2007-08-10 | 2010-05-19 | L'Air Liquide Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Process and apparatus for the separation of air by cryogenic distillation |
US8429933B2 (en) * | 2007-11-14 | 2013-04-30 | Praxair Technology, Inc. | Method for varying liquid production in an air separation plant with use of a variable speed turboexpander |
EP2131105A1 (en) | 2008-06-05 | 2009-12-09 | L'Air Liquide Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Process to convert low grade heat source into power using a two-phase fluid expander |
US20110192194A1 (en) * | 2010-02-11 | 2011-08-11 | Henry Edward Howard | Cryogenic separation method and apparatus |
EP2551619A1 (de) * | 2011-07-26 | 2013-01-30 | Linde Aktiengesellschaft | Verfahren und Vorrichtung zur Gewinnung von Druckstickstoff und Drucksauerstoff durch Tieftemperaturzerlegung von Luft |
CN102721263A (zh) * | 2012-07-12 | 2012-10-10 | 杭州杭氧股份有限公司 | 一种利用深冷技术分离空气的系统及方法 |
EP2980514A1 (de) * | 2014-07-31 | 2016-02-03 | Linde Aktiengesellschaft | Verfahren zur Tieftemperaturzerlegung von Luft und Luftzerlegungsanlage |
EP3620739A1 (de) | 2018-09-05 | 2020-03-11 | Linde Aktiengesellschaft | Verfahren zur tieftemperaturzerlegung von luft und luftzerlegungsanlage |
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CH521514A (de) † | 1970-07-15 | 1972-04-15 | Linde Ag | Entspannungsturbine |
FR2461906A1 (fr) * | 1979-07-20 | 1981-02-06 | Air Liquide | Procede et installation cryogeniques de separation d'air avec production d'oxygene sous haute pression |
GB2079428A (en) † | 1980-06-17 | 1982-01-20 | Air Prod & Chem | A method for producing gaseous oxygen |
GB2080929B (en) † | 1980-07-22 | 1984-02-08 | Air Prod & Chem | Producing gaseous oxygen |
US4345925A (en) * | 1980-11-26 | 1982-08-24 | Union Carbide Corporation | Process for the production of high pressure oxygen gas |
US4456459A (en) † | 1983-01-07 | 1984-06-26 | Mobil Oil Corporation | Arrangement and method for the production of liquid natural gas |
US4555349A (en) † | 1983-04-08 | 1985-11-26 | Lever Brothers Company | Fabric softening compositions |
US4806136A (en) * | 1987-12-15 | 1989-02-21 | Union Carbide Corporation | Air separation method with integrated gas turbine |
US5108476A (en) * | 1990-06-27 | 1992-04-28 | Union Carbide Industrial Gases Technology Corporation | Cryogenic air separation system with dual temperature feed turboexpansion |
US5114452A (en) * | 1990-06-27 | 1992-05-19 | Union Carbide Industrial Gases Technology Corporation | Cryogenic air separation system for producing elevated pressure product gas |
GB9100814D0 (en) * | 1991-01-15 | 1991-02-27 | Boc Group Plc | Air separation |
JP2909678B2 (ja) * | 1991-03-11 | 1999-06-23 | レール・リキード・ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | 圧力下のガス状酸素の製造方法及び製造装置 |
FR2688052B1 (fr) † | 1992-03-02 | 1994-05-20 | Maurice Grenier | Procede et installation de production d'oxygene et/ou d'azote gazeux sous pression par distillation d'air. |
GB9213776D0 (en) * | 1992-06-29 | 1992-08-12 | Boc Group Plc | Air separation |
US5365741A (en) * | 1993-05-13 | 1994-11-22 | Praxair Technology, Inc. | Cryogenic rectification system with liquid oxygen boiler |
US5337570A (en) * | 1993-07-22 | 1994-08-16 | Praxair Technology, Inc. | Cryogenic rectification system for producing lower purity oxygen |
US5355682A (en) * | 1993-09-15 | 1994-10-18 | Air Products And Chemicals, Inc. | Cryogenic air separation process producing elevated pressure nitrogen by pumped liquid nitrogen |
US5398514A (en) * | 1993-12-08 | 1995-03-21 | Praxair Technology, Inc. | Cryogenic rectification system with intermediate temperature turboexpansion |
US5467602A (en) * | 1994-05-10 | 1995-11-21 | Praxair Technology, Inc. | Air boiling cryogenic rectification system for producing elevated pressure oxygen |
-
1995
- 1995-09-29 US US08/536,588 patent/US5564290A/en not_active Expired - Fee Related
-
1996
- 1996-07-26 KR KR1019960030533A patent/KR100271533B1/ko not_active IP Right Cessation
- 1996-07-26 CN CN96109249A patent/CN1147079A/zh active Pending
- 1996-07-26 CA CA002182126A patent/CA2182126C/en not_active Expired - Fee Related
- 1996-07-27 EP EP96112186A patent/EP0766054B2/en not_active Expired - Lifetime
- 1996-07-27 DE DE69615488T patent/DE69615488T3/de not_active Expired - Fee Related
- 1996-07-27 ES ES96112186T patent/ES2160748T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69615488T3 (de) | 2005-01-20 |
EP0766054B1 (en) | 2001-09-26 |
KR100271533B1 (ko) | 2000-12-01 |
CN1147079A (zh) | 1997-04-09 |
EP0766054A2 (en) | 1997-04-02 |
EP0766054B2 (en) | 2004-08-18 |
US5564290A (en) | 1996-10-15 |
DE69615488T2 (de) | 2002-04-25 |
ES2160748T3 (es) | 2001-11-16 |
CA2182126A1 (en) | 1997-03-30 |
DE69615488D1 (de) | 2001-10-31 |
EP0766054A3 (en) | 1998-01-14 |
CA2182126C (en) | 1999-09-28 |
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