DE69822767D1 - Verfahren zur Gastrennung durch Adsorption mit variabler Produktionsrate - Google Patents

Verfahren zur Gastrennung durch Adsorption mit variabler Produktionsrate

Info

Publication number
DE69822767D1
DE69822767D1 DE69822767T DE69822767T DE69822767D1 DE 69822767 D1 DE69822767 D1 DE 69822767D1 DE 69822767 T DE69822767 T DE 69822767T DE 69822767 T DE69822767 T DE 69822767T DE 69822767 D1 DE69822767 D1 DE 69822767D1
Authority
DE
Germany
Prior art keywords
adsorption
gas separation
production rate
variable production
variable
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 - Fee Related
Application number
DE69822767T
Other languages
English (en)
Other versions
DE69822767T2 (de
Inventor
Takashi Nagamura
Christian Monereau
Nathalie Derive
Dominique Rouge
Christophe Montfort
Jean-Claude Calviac
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.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA a Directoire et Conseil de Surveillance pour lEtude et lExploitation des Procedes Georges Claude
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 Liquide SA, LAir Liquide SA a Directoire et Conseil de Surveillance pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Publication of DE69822767D1 publication Critical patent/DE69822767D1/de
Application granted granted Critical
Publication of DE69822767T2 publication Critical patent/DE69822767T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/047—Pressure swing adsorption
    • B01D53/0476—Vacuum pressure swing adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/047—Pressure swing adsorption
    • B01D53/0473—Rapid pressure swing adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/12—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/10—Single element gases other than halogens
    • B01D2257/102—Nitrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40013—Pressurization
    • B01D2259/40015—Pressurization with two sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/4002—Production
    • B01D2259/40022—Production with two sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40035—Equalization
    • B01D2259/40037—Equalization with two sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40043—Purging
    • B01D2259/4005—Nature of purge gas
    • B01D2259/40052—Recycled product or process gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
    • B01D2259/40067—Seven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
    • B01D2259/40069—Eight
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40077—Direction of flow
    • B01D2259/40081—Counter-current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/402—Further details for adsorption processes and devices using two beds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
DE69822767T 1997-12-18 1998-12-16 Verfahren zur Gastrennung durch Adsorption mit variabler Produktionsrate Expired - Fee Related DE69822767T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9716066 1997-12-18
FR9716066A FR2772637B1 (fr) 1997-12-18 1997-12-18 Procede de separation gazeuse par adsorption avec production a debit variable, notamment pour la production d'oxygene

Publications (2)

Publication Number Publication Date
DE69822767D1 true DE69822767D1 (de) 2004-05-06
DE69822767T2 DE69822767T2 (de) 2005-03-10

Family

ID=9514772

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69822767T Expired - Fee Related DE69822767T2 (de) 1997-12-18 1998-12-16 Verfahren zur Gastrennung durch Adsorption mit variabler Produktionsrate

Country Status (13)

Country Link
US (1) US6090185A (de)
EP (1) EP0923977B1 (de)
JP (1) JPH11239709A (de)
CN (1) CN1230453A (de)
AU (1) AU731395B2 (de)
BR (1) BR9805455A (de)
CA (1) CA2256170A1 (de)
DE (1) DE69822767T2 (de)
ES (1) ES2218789T3 (de)
FR (1) FR2772637B1 (de)
ID (1) ID22075A (de)
PL (1) PL330377A1 (de)
ZA (1) ZA9811527B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2783723B1 (fr) * 1998-09-25 2000-12-29 Air Liquide Procede de traitement d'un melange gazeux par adsorption a modulation de pression, a debit variable de production
FR2785554B1 (fr) * 1998-11-09 2000-12-22 Air Liquide Unite psa ou vsa a debit et pression de production conjointement regules
JP3342844B2 (ja) * 1999-01-25 2002-11-11 株式会社医器研 酸素濃縮器における運転制御装置及び酸素濃縮器の運転制御方法
US6524370B2 (en) * 2000-07-28 2003-02-25 The Boc Group, Inc. Oxygen production
IT1318664B1 (it) * 2000-08-02 2003-08-27 Lorenzo Cogotzi Procedimento e dispositivo per la produzione, mediante adsorbimento,di azoto a purezza prefissata e costante.
WO2004087300A1 (en) * 2003-02-18 2004-10-14 Jej Co., Ltd. Gas concentration method and its apparatus
US7445663B1 (en) * 2004-10-21 2008-11-04 Sunrise Medical Hhg Inc. Energy efficient oxygen concentrator
CN103058144B (zh) * 2013-01-08 2015-05-20 北京北大先锋科技有限公司 一种真空变压吸附制氧系统及其控制方法
WO2015148911A1 (en) * 2014-03-28 2015-10-01 Caire Inc. Controlling oxygen concentrator timing cycle based on flow rate of oxygen output
FR3034027B1 (fr) * 2015-03-26 2018-11-16 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procede de production d'oxygene par vpsa comprenant 4 adsorbeurs
FR3078491B1 (fr) * 2018-03-01 2020-02-28 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procede de production d'oxygene par vsa o2, minimisant les ouvertures et fermetures de vanne
FR3129296A1 (fr) * 2021-11-22 2023-05-26 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procédé de réglage d’une unité de séparation d’un flux gazeux

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3703068A (en) * 1971-03-26 1972-11-21 Union Carbide Corp Control system for selective adsorption process
US4197096A (en) * 1978-08-22 1980-04-08 Boc Limited Fluid supply system including a pressure-swing adsorption plant
DE2923325A1 (de) * 1979-06-08 1980-12-11 Linde Ag Zyklisches adsorptionsverfahren zum zerlegen eines gasgemisches
DE2930782A1 (de) * 1979-07-28 1981-02-12 Linde Ag Verfahren zur adsorptiven reinigung oder zerlegung von gasgemischen
DE3306371A1 (de) * 1983-02-24 1984-08-30 Bergwerksverband Gmbh, 4300 Essen Verfahren zur erzeugung eines methanreichen gasgemisches, insbesondere aus grubengas
US4561865A (en) * 1983-11-01 1985-12-31 Greene & Kellogg, Inc. Single bed pressure swing adsorption gas separation system
US4693730A (en) * 1986-07-24 1987-09-15 Union Carbide Corporation Pressure swing adsorption product purity control method and apparatus
US4761165A (en) * 1987-09-01 1988-08-02 Union Carbide Corporation Pressure swing adsorption control method and apparatus
JPH0779940B2 (ja) * 1987-09-16 1995-08-30 日本酸素株式会社 吸着分離法
DE3829584A1 (de) * 1988-09-01 1990-03-08 Bayer Ag Trennung von gasgemischen durch vakuum swing adsorption in einem zwei-adsorber-system
US5042994A (en) * 1990-05-25 1991-08-27 Union Carbide Industrial Gases Technology Corporation Control of pressure swing adsorption operations
US5258056A (en) * 1991-09-27 1993-11-02 The Boc Group, Inc. PSA system with product turndown and purity control
GB2273252B (en) * 1992-12-09 1996-09-18 Boc Group Plc The separation of gaseous mixtures
US5474595A (en) * 1994-04-25 1995-12-12 Airsep Corporation Capacity control system for pressure swing adsorption apparatus and associated method
FR2721531B1 (fr) * 1994-06-27 1996-08-23 Air Liquide Procédé de traitement d'un mélange gazeux par adsorption à variation de pression.
US5536299A (en) * 1994-09-01 1996-07-16 Praxair Technology, Inc. Simultaneous step pressure swing adsorption process
US5593478A (en) * 1994-09-28 1997-01-14 Sequal Technologies, Inc. Fluid fractionator
US5531807A (en) * 1994-11-30 1996-07-02 Airsep Corporation Apparatus and method for supplying oxygen to passengers on board aircraft
JP3309197B2 (ja) * 1995-03-02 2002-07-29 住友精化株式会社 濃縮酸素の回収方法
FR2734172B1 (fr) * 1995-05-19 1997-06-20 Air Liquide Dispositif et procede de separation de gaz par adsorption
US5658371A (en) * 1995-11-06 1997-08-19 Praxair Technology, Inc. Single bed pressure swing adsorption process for recovery of oxygen from air
US5906672A (en) * 1996-06-14 1999-05-25 Invacare Corporation Closed-loop feedback control for oxygen concentrator
US5733359A (en) * 1996-06-19 1998-03-31 The Boc Group, Inc. Pressure swing adsorption process turndown control
US5746806A (en) * 1996-08-15 1998-05-05 Nellcor Puritan Bennett Incorporated Apparatus and method for controlling output of an oxygen concentrator
FR2756752B1 (fr) * 1996-12-05 2001-09-14 Air Liquide Procede et installation de traitement d'un melange gazeux par adsorption a variation de pression
US5858063A (en) * 1997-06-03 1999-01-12 Litton Systems, Inc. Oxygen concentrator with beds' duty cycle control and self-test
US5871564A (en) * 1997-06-16 1999-02-16 Airsep Corp Pressure swing adsorption apparatus
US5906674A (en) * 1997-12-16 1999-05-25 The Boc Group, Inc. Process and apparatus for separating gas mixtures

Also Published As

Publication number Publication date
FR2772637B1 (fr) 2000-02-11
CA2256170A1 (en) 1999-06-18
ZA9811527B (en) 1999-06-15
BR9805455A (pt) 1999-12-14
AU731395B2 (en) 2001-03-29
FR2772637A1 (fr) 1999-06-25
US6090185A (en) 2000-07-18
ID22075A (id) 1999-09-02
PL330377A1 (en) 1999-06-21
AU9701998A (en) 1999-07-08
CN1230453A (zh) 1999-10-06
DE69822767T2 (de) 2005-03-10
JPH11239709A (ja) 1999-09-07
ES2218789T3 (es) 2004-11-16
EP0923977B1 (de) 2004-03-31
EP0923977A1 (de) 1999-06-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee