KR960004207A - 흡착에 의해 기체 혼합물로부터 질소를 분리하는 방법 - Google Patents
흡착에 의해 기체 혼합물로부터 질소를 분리하는 방법 Download PDFInfo
- Publication number
- KR960004207A KR960004207A KR1019950020713A KR19950020713A KR960004207A KR 960004207 A KR960004207 A KR 960004207A KR 1019950020713 A KR1019950020713 A KR 1019950020713A KR 19950020713 A KR19950020713 A KR 19950020713A KR 960004207 A KR960004207 A KR 960004207A
- Authority
- KR
- South Korea
- Prior art keywords
- nitrogen
- zeolite
- lithium
- adsorbent
- gas mixture
- Prior art date
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
-
- 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
- B01D53/06—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 moving adsorbents, e.g. rotating beds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/108—Zeolites
- B01D2253/1085—Zeolites characterized by a silicon-aluminium ratio
-
- 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
- B01D2256/10—Nitrogen
-
- 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
- B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
- B01D2259/4006—Less than four
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S95/00—Gas separation: processes
- Y10S95/90—Solid sorbent
- Y10S95/902—Molecular sieve
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)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
본 발명은 고압에서 수행되는 1 이상의 질소 흡착단계 및 저압에서 수행되는 이상의 질소 탈착단계를 포함하며, 순환식 압력 변화에 흡착제 내에서 질소를 함유하는 기체혼합물로부터 질소를 선택적으로 흡착하여 질소를 분리하는 PSA 방법에 있어서, 상기 흡착제는 회전식 흡착기내에 배열되고, 흡착제의 50% 이상이 리튬으로 50% 이상 교환된 제올라이트로 이루어지는 것을 특징으로 하는 질소의 선택적 흡착에 의해 기체 혼합물로부터 질소를 분리하는 방법에 관한 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (9)
- 고압에서 수행되는 1 이상의 질소 흡착단계 및 저압에서 수행되는 1이상의 질소 탈착단계를 포함하여, 순환식 압력 변화에 의해 흡착제 내에서 질소를 함유하는 기체혼합물로부터 질소를 선택적으로 흡착하여 질소를 분리하는 PSA 방법에 있어서, 상기 흡착제를 회전식 흡착기내에 배열되고, 흡착제의 50%이상이 리튬으로 50% 이상 교환된 제올라이트로 이루어지는 것을 특징으로 하는 질소의 선택적 흡착에 의해 기체 혼합물로부터 질소를 분리하는 방법.
- 제1항에 있어서, 상기 제올라이트는 Si/A1의 몰비가 1 내지 10, 바람직하게는 1 내지 5인 합성 또는 천연의 포우저사이트인 것을 특징으로 하는 방법.
- 제1항 또는 2항에 있어서, 상기 제올라이트는 Si/A1의 몰비가 1 내지 1.5, 바람직하게는 1 내지 1.25인 것을 특징으로 하는 방법.
- 제1항 내지 제3항중 어느 한 항에 있어서, 상기 제올라이트는 70% 이상, 바람직하게는 80% 이상, 더욱 바람직하게는 85% 이상이, 리튬으로 교환된 것을 특징으로 하는 방법.
- 제1항 내지 제4항중 어느 한 항에 있어서, 상기 제올라이트는 Si/A1의 몰비가 1 내지 1.5인 제올라이트 X이며, 80% 이상, 바람직하게는 95% 이상이 리튬으로 교환된 것을 특징으로 하는 방법.
- 제1항 내지 제3항중 어느 한 항에 있어서, 상기 제올라이트는 50 내지 95%의 양이 리튬에 의해, 그리고 5 내지 50%의 양이 칼슘, 마그네슘, 바륨, 스트론튬, 코발트, 구리, 크롬, 철, 망간, 니켈 및 아연으로 이루어진 군으로부터 선택되는 2가 양이온에 의해 교환된 것을 특징으로 하는 방법.
- 제1항 내지 제6항중 어느 한 항에 있어서, 흡착제 분량의 100%가 리튬으로 교환된 제올라이트로 이루어지는 것을 특징으로 하는 방법.
- 제1항 내지 제7항중 어느 한 항에 있어서, 고압은 90 내지 300KPa, 바람직하게는 100 내지 150KPa이며, 저압은 10 내지 70KPa, 바람직하게는 25 내지 40KPa인 것을 특징으로 하는 방법.
- 제1항 내지 제8항중 어느 한 항에 있어서, 질소를 함유하는 기체 혼합물은 공기이고, 질소는 공기중의 산소와 분리시키는 것을 특징으로 하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9408822A FR2722426B1 (fr) | 1994-07-18 | 1994-07-18 | Procede de separation d'azote d'un melange gazeux par adsorption |
FR9408822 | 1994-07-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR960004207A true KR960004207A (ko) | 1996-02-23 |
Family
ID=9465450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950020713A KR960004207A (ko) | 1994-07-18 | 1995-07-14 | 흡착에 의해 기체 혼합물로부터 질소를 분리하는 방법 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5658370A (ko) |
EP (1) | EP0693309B1 (ko) |
JP (1) | JPH08196850A (ko) |
KR (1) | KR960004207A (ko) |
CN (1) | CN1127153A (ko) |
BR (1) | BR9503350A (ko) |
DE (1) | DE69511800T2 (ko) |
ES (1) | ES2138167T3 (ko) |
FI (1) | FI953455A (ko) |
FR (1) | FR2722426B1 (ko) |
Families Citing this family (41)
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FR2749004B1 (fr) * | 1996-05-24 | 1998-07-10 | Air Liquide | Procede pour la purification de melanges gazeux a base d'hydrogene utilisant une zeolithe x echangee au lithium |
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FR2753108B1 (fr) * | 1996-09-06 | 1998-10-16 | Air Liquide | Procede pour la separation de melanges gazeux contenant de l'oxygene et de l'azote |
DE19647290A1 (de) * | 1996-11-15 | 1998-05-28 | Bayer Ag | Verfahren zur Herstellung eines mit Lithium-Ionen ausgetauschten, bindemittelfreien Zeolithgranulats und dessen Verwendung zur adsorptiven Lufttrennung |
FR2765491B1 (fr) * | 1997-07-07 | 1999-08-06 | Air Liquide | Procede de separation d'un flux gazeux par un procede psa |
FR2766476B1 (fr) * | 1997-07-22 | 1999-09-03 | Ceca Sa | Adsorbant zeolitique ameliore pour la separation des gaz de l'air et son procede d'obtention |
FR2766384B1 (fr) * | 1997-07-25 | 1999-09-03 | Air Liquide | Regulation d'un procede psa |
FR2771656B1 (fr) * | 1997-12-01 | 2000-01-07 | Air Liquide | Procede psa mettant en oeuvre un adsorbant a proprietes de capacite et/ou de selectivite heterogenes |
FR2775618B1 (fr) * | 1998-03-03 | 2000-05-05 | Air Liquide | Adsorbant a taux d'echange heterogene et procede psa mettant en oeuvre un tel adsorbant |
FR2782460B1 (fr) * | 1998-08-21 | 2000-09-22 | Air Liquide | Procede psa utilisant un adsorbant agglomere constitue d'une phase zeolitique et d'un liant |
FR2782507B1 (fr) * | 1998-08-21 | 2000-09-29 | Air Liquide | Procede de fabrication de particules de zeolite x echangee par des cations metalliques |
FR2782461B1 (fr) * | 1998-08-21 | 2000-09-22 | Air Liquide | Procede psa utilisant une zeolithe faujasite contenant des cations metalliques en tant qu'adsorbant |
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FR2796570B1 (fr) * | 1999-07-22 | 2002-06-07 | Air Liquide | Adsorbant a selectivite amelioree pour la separation des gaz |
US6340382B1 (en) * | 1999-08-13 | 2002-01-22 | Mohamed Safdar Allie Baksh | Pressure swing adsorption process for the production of hydrogen |
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CA2306311C (en) | 2000-04-20 | 2007-04-10 | Quest Air Gases Inc. | Absorbent laminate structures |
US7041272B2 (en) | 2000-10-27 | 2006-05-09 | Questair Technologies Inc. | Systems and processes for providing hydrogen to fuel cells |
US7097925B2 (en) * | 2000-10-30 | 2006-08-29 | Questair Technologies Inc. | High temperature fuel cell power plant |
CA2325072A1 (en) * | 2000-10-30 | 2002-04-30 | Questair Technologies Inc. | Gas separation for molten carbonate fuel cell |
US6824590B2 (en) * | 2000-11-07 | 2004-11-30 | Air Products And Chemicals, Inc. | Use of lithium-containing fau in air separation processes including water and/or carbon dioxide removal |
AU2002215752A1 (en) * | 2000-12-08 | 2002-06-18 | Denis Connor | Methods and apparatuses for gas separation by pressure swing adsorption with partial gas product feed to fuel cell power source |
CA2329475A1 (en) * | 2000-12-11 | 2002-06-11 | Andrea Gibbs | Fast cycle psa with adsorbents sensitive to atmospheric humidity |
US7387849B2 (en) * | 2002-03-14 | 2008-06-17 | Questair Technologies Inc. | Hydrogen recycle for solid oxide fuel cell |
CA2477262A1 (en) * | 2002-03-14 | 2003-09-18 | Questair Technologies Inc. | Gas separation by combined pressure swing and displacement purge |
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CN104874203B (zh) * | 2015-05-28 | 2017-06-16 | 长春黄金研究院 | 沸石动态吸附柱 |
FR3087670B1 (fr) | 2018-10-26 | 2020-10-23 | Air Liquide | Procede de conditionnement d'un recipient comprenant un materiau granulaire |
CN111498817B (zh) * | 2020-04-23 | 2021-10-26 | 华北制药股份有限公司 | 氮气回收循环利用工艺及氮气回收循环利用系统 |
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-
1994
- 1994-07-18 FR FR9408822A patent/FR2722426B1/fr not_active Expired - Fee Related
-
1995
- 1995-07-12 ES ES95401678T patent/ES2138167T3/es not_active Expired - Lifetime
- 1995-07-12 US US08/501,319 patent/US5658370A/en not_active Expired - Lifetime
- 1995-07-12 DE DE69511800T patent/DE69511800T2/de not_active Expired - Fee Related
- 1995-07-12 EP EP95401678A patent/EP0693309B1/fr not_active Revoked
- 1995-07-14 KR KR1019950020713A patent/KR960004207A/ko not_active Application Discontinuation
- 1995-07-17 JP JP7180048A patent/JPH08196850A/ja active Pending
- 1995-07-17 BR BR9503350A patent/BR9503350A/pt not_active Application Discontinuation
- 1995-07-17 FI FI953455A patent/FI953455A/fi unknown
- 1995-07-17 CN CN95108407A patent/CN1127153A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
FI953455A0 (fi) | 1995-07-17 |
FR2722426B1 (fr) | 1996-08-23 |
US5658370A (en) | 1997-08-19 |
EP0693309A1 (fr) | 1996-01-24 |
DE69511800T2 (de) | 2000-04-13 |
FR2722426A1 (fr) | 1996-01-19 |
FI953455A (fi) | 1996-01-19 |
JPH08196850A (ja) | 1996-08-06 |
CN1127153A (zh) | 1996-07-24 |
DE69511800D1 (de) | 1999-10-07 |
ES2138167T3 (es) | 2000-01-01 |
BR9503350A (pt) | 1996-07-16 |
EP0693309B1 (fr) | 1999-09-01 |
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