BR9502035A - Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de ar - Google Patents
Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de arInfo
- Publication number
- BR9502035A BR9502035A BR9502035A BR9502035A BR9502035A BR 9502035 A BR9502035 A BR 9502035A BR 9502035 A BR9502035 A BR 9502035A BR 9502035 A BR9502035 A BR 9502035A BR 9502035 A BR9502035 A BR 9502035A
- Authority
- BR
- Brazil
- Prior art keywords
- air separation
- cryogenic air
- oxygen
- recovery
- distillation column
- Prior art date
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
- F25J3/04406—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
- F25J3/04418—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 with thermally overlapping high and low pressure columns
-
- 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
-
- 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
-
- 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
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/242,479 US5431023A (en) | 1994-05-13 | 1994-05-13 | Process for the recovery of oxygen from a cryogenic air separation system |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9502035A true BR9502035A (pt) | 1995-12-26 |
Family
ID=22914936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9502035A BR9502035A (pt) | 1994-05-13 | 1995-05-12 | Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de ar |
Country Status (9)
Country | Link |
---|---|
US (1) | US5431023A (pt) |
EP (1) | EP0684435B2 (pt) |
JP (1) | JPH0842963A (pt) |
KR (1) | KR950033375A (pt) |
CN (1) | CN1126306A (pt) |
BR (1) | BR9502035A (pt) |
CA (1) | CA2149253A1 (pt) |
DE (1) | DE69500973T3 (pt) |
ES (1) | ES2109031T5 (pt) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9617642D0 (en) * | 1996-08-22 | 1996-10-02 | Boc Group Plc | Fractionation column |
WO1998045015A1 (fr) * | 1997-04-07 | 1998-10-15 | Institut Français Du Petrole | Procede et installation d'une resolution d'un melange |
US5778700A (en) * | 1997-04-30 | 1998-07-14 | The Boc Group, Inc. | Method of producing gaseous oxygen at variable rate |
US5829271A (en) * | 1997-10-14 | 1998-11-03 | Praxair Technology, Inc. | Cryogenic rectification system for producing high pressure oxygen |
US6272884B1 (en) * | 1998-04-08 | 2001-08-14 | Praxair Technology, Inc. | Rapid restart system for cryogenic air separation plant |
US6070433A (en) * | 1999-01-29 | 2000-06-06 | Air Products And Chemicals, Inc. | Recirculation of argon sidearm column for fast response |
US6134915A (en) * | 1999-03-30 | 2000-10-24 | The Boc Group, Inc. | Distillation column arrangement for air separation plant |
FR2825754B1 (fr) * | 2001-06-08 | 2004-02-27 | Air Liquide | Procede et installation de production d'energie au moyen d'une turbine a gaz associee a une unite de separation d'air |
US6645773B2 (en) * | 2002-02-20 | 2003-11-11 | Perkinelmer Instruments Llc | Method for measuring effective temperature inside a sealed container |
US20030213688A1 (en) * | 2002-03-26 | 2003-11-20 | Wang Baechen Benson | Process control of a distillation column |
US7464012B2 (en) * | 2004-12-10 | 2008-12-09 | L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Simplified process simulator |
CN101210200B (zh) * | 2006-12-27 | 2010-10-20 | 中国石油化工股份有限公司 | 一种渣油加氢处理与催化裂化组合工艺方法 |
FR2916039B1 (fr) * | 2007-05-11 | 2013-11-01 | Air Liquide | Procede de regulation d'une unite de distillation cryogenique. |
US8414681B2 (en) * | 2010-09-02 | 2013-04-09 | General Electric Company | System and method for controlling an air separation unit |
ES2746755T3 (es) * | 2013-03-28 | 2020-03-06 | Linde Ag | Método y dispositivo para producir oxígeno gaseoso comprimido con consumo variable de energía |
CN104310313B (zh) * | 2014-09-26 | 2016-08-17 | 郑龙镇 | 阵列式制氧机机柜及供氧方法 |
EP3133361B1 (de) * | 2015-08-20 | 2018-06-13 | Linde Aktiengesellschaft | Destillationssäulen-system und anlage zur erzeugung von sauerstoff durch tieftemperaturzerlegung von luft |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA491648A (en) † | 1953-03-31 | J. Schilling Clarence | Automatic controls for fractionating columns | |
US2934908A (en) * | 1954-08-16 | 1960-05-03 | Union Carbide Corp | High argon recovery using proper shelf-top pinch principle |
US2934907A (en) * | 1954-08-17 | 1960-05-03 | Union Carbide Corp | High argon recovery using kettle top feed-top pinch principle |
JPS5419165B2 (pt) * | 1973-03-01 | 1979-07-13 | ||
US4025397A (en) † | 1975-11-28 | 1977-05-24 | Uop Inc. | Method and system for fractionation control responsive to heat balance |
SU586916A1 (ru) † | 1976-07-21 | 1978-01-05 | Куйбышевский Филиал Специального Конструкторского Бюро По Автоматике В Нефтепереработке И Нефтехимии | Устройство дл автоматического регулировани ректификационной колонны |
SU654262A1 (ru) † | 1977-01-05 | 1979-03-30 | Куйбышевский Филиал Специального Конструкторского Бюро По Автоматике В Нефтепереработке И Нефтехимии | Устройство дл автоматического регулировани сложной ректификационной колонны |
US4238212A (en) * | 1979-08-29 | 1980-12-09 | Phillips Petroleum Company | Control of a fractional distillation column |
JPS62123279A (ja) * | 1985-11-22 | 1987-06-04 | 株式会社日立製作所 | 空気分離装置の制御方法 |
US4801209A (en) * | 1986-01-17 | 1989-01-31 | The Boc Group, Inc. | Process and apparatus for analyzing a gaseous mixture and a visible emission spectrum generator therefor |
GB8622055D0 (en) † | 1986-09-12 | 1986-10-22 | Boc Group Plc | Air separation |
US4784677A (en) * | 1987-07-16 | 1988-11-15 | The Boc Group, Inc. | Process and apparatus for controlling argon column feedstreams |
US4842625A (en) * | 1988-04-29 | 1989-06-27 | Air Products And Chemicals, Inc. | Control method to maximize argon recovery from cryogenic air separation units |
DE3906002A1 (de) † | 1989-02-25 | 1990-08-30 | Henkel Kgaa | Modellgestuetzte analyse- und regeleinrichtung fuer rektifikationskolonnen |
DE3913880A1 (de) * | 1989-04-27 | 1990-10-31 | Linde Ag | Verfahren und vorrichtung zur tieftemperaturzerlegung von luft |
JPH06147751A (ja) * | 1992-11-04 | 1994-05-27 | Kobe Steel Ltd | 空気液化分離装置 |
US5313800A (en) * | 1993-02-01 | 1994-05-24 | Praxair Technology, Inc. | Process for maximizing the recovery of argon from an air separation system at high argon recovery rates |
-
1994
- 1994-05-13 US US08/242,479 patent/US5431023A/en not_active Expired - Lifetime
-
1995
- 1995-05-12 DE DE69500973T patent/DE69500973T3/de not_active Expired - Fee Related
- 1995-05-12 EP EP95107260A patent/EP0684435B2/en not_active Expired - Lifetime
- 1995-05-12 CA CA002149253A patent/CA2149253A1/en not_active Abandoned
- 1995-05-12 BR BR9502035A patent/BR9502035A/pt not_active IP Right Cessation
- 1995-05-12 ES ES95107260T patent/ES2109031T5/es not_active Expired - Lifetime
- 1995-05-12 CN CN95105370A patent/CN1126306A/zh active Pending
- 1995-05-12 KR KR1019950011688A patent/KR950033375A/ko not_active Application Discontinuation
- 1995-05-12 JP JP7137523A patent/JPH0842963A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPH0842963A (ja) | 1996-02-16 |
EP0684435B1 (en) | 1997-11-05 |
ES2109031T3 (es) | 1998-01-01 |
DE69500973D1 (de) | 1997-12-11 |
DE69500973T3 (de) | 2000-08-17 |
US5431023A (en) | 1995-07-11 |
EP0684435B2 (en) | 2000-03-29 |
ES2109031T5 (es) | 2000-06-01 |
EP0684435A1 (en) | 1995-11-29 |
CA2149253A1 (en) | 1995-11-14 |
KR950033375A (ko) | 1995-12-22 |
CN1126306A (zh) | 1996-07-10 |
DE69500973T2 (de) | 1998-03-19 |
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Legal Events
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Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2255 DE 25/03/2014 POR TER SIDO INDEVIDA. |
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B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE AS 7A, 8A, 9A, 10A, 11A, 12A, 13A, 14A, 15A E 16A ANUIDADES. |
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B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2605 DE 08-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |