KR20200097734A - 바이오메탄 스트림 내에 포함된 산소의 농도를 제한하기 위한 방법 - Google Patents
바이오메탄 스트림 내에 포함된 산소의 농도를 제한하기 위한 방법 Download PDFInfo
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- KR20200097734A KR20200097734A KR1020207017907A KR20207017907A KR20200097734A KR 20200097734 A KR20200097734 A KR 20200097734A KR 1020207017907 A KR1020207017907 A KR 1020207017907A KR 20207017907 A KR20207017907 A KR 20207017907A KR 20200097734 A KR20200097734 A KR 20200097734A
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- gas stream
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- nitrogen
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- gas
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 76
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 38
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- F25J2220/62—Separating low boiling components, e.g. He, H2, N2, Air
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- 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
- F25J2220/60—Separating impurities from natural gas, e.g. mercury, cyclic hydrocarbons
- F25J2220/66—Separating acid gases, e.g. CO2, SO2, H2S or RSH
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- 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
- F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
- F25J2230/30—Compression of the feed stream
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- 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
- F25J2235/00—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams
- F25J2235/60—Processes or apparatus involving steps for increasing the pressure or for conveying of liquid process streams the fluid being (a mixture of) hydrocarbons
-
- 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/42—Quasi-closed internal or closed external nitrogen refrigeration cycle
-
- 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/60—Closed external refrigeration cycle with single component refrigerant [SCR], e.g. C1-, C2- or C3-hydrocarbons
-
- 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
- F25J2290/90—Details about safety operation of the installation
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
Description
Claims (11)
- 바이오가스 공급 스트림(1)을 스크러빙하는 것에 의해서 바이오메탄(40)을 생산하기 위한 방법으로서,
단계 a): 상기 공급 가스 스트림(1)을 전처리 유닛(5) 내로 도입하는 단계로서, 상기 전처리 유닛에서 상기 가스 스트림은 상기 가스 스트림이 포함하는 CO2 및 산소로부터 부분적으로 분리되고 절대압 25 바아 초과의 압력(P1)으로 압축되는, 단계;
단계 b): 상기 가스 스트림(22)으로부터 상기 질소를 분리하기 위해서, 단계 a)에서 얻어진 상기 CO2-고갈 가스 스트림(22)을 증류 컬럼(26) 내의 극저온 분리에 도입하는 단계로서, 상기 증류 컬럼(26)은 n개의 판을 포함하고, n은 8 내지 100의 정수인, 단계;
단계 c): 절대압 25 바아 초과의 그리고 바람직하게 상기 생성물의 임계 압력보다 높은 압력(P2)에서 상기 컬럼(26)의 용기(37) 내의 생성물을 펌핑하는 것에 의해서, 상기 극저온 분리로부터 얻어진 CH4-부화 스트림(27)을 회수하는 단계를 포함하고,
단계 a)에서 얻어지고 단계 b)에서 사용되는 CO2-고갈 가스 스트림(22)의 질소의 몰 농도가 미리 결정된 문턱값 미만일 때, 상기 컬럼(26) 내로 도입되는 스트림이 적어도 상기 미리 결정된 문턱값과 동일한 질소의 몰 농도를 가지게 하기 위해서, 단계 b)에 앞서서 질소가 주입되는 것을 특징으로 하는 방법. - 제1항에 있어서,
상기 증류 컬럼(26)이 n개의 실제 판을 포함하고, n은 8 내지 100의 정수이고, 단계 a)에서 얻어지고 단계 b)에서 사용되는 상기 CO2-고갈 가스 스트림 또는 혼합물(22)이 판(n-4) 내지 판(n)의 판의 레벨에서 상기 증류 컬럼 내로 도입되고, 판(n)은 상기 컬럼(26) 내에서 가장 높이 배치되는 판인 것을 특징으로 하는 방법. - 제1항 또는 제2항에 있어서,
상기 미리 결정된 문턱값이 5 mol%와 동일한 것을 특징으로 하는 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
P1이 절대압 50 바아보다 큰 것을 특징으로 하는 방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
단계 a)에서 얻어지고 단계 b)에서 사용되는 상기 CO2-고갈 가스 스트림이 0.3 mol% 내지 2 mol%의 CO2를 포함하는 것을 특징으로 하는 방법. - 제1항 내지 제5항 중 어느 한 항에 있어서,
단계 a)는 압력(P1)으로 압축된 상기 가스 스트림(8)으로부터 물을 스크러빙하는 단계를 더 포함하는 것을 특징으로 하는 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서,
단계 a) 중에, 적어도 2개의 분리 멤브레인 스테이지를 포함하는 유닛에 의해서 상기 공급 가스 스트림으로부터의 CO2 및 산소의 분리가 실시되는 것을 특징으로 하는 방법. - 제1항 내지 제7항 중 어느 한 항에 있어서,
단계 c)의 압력(P2)이 절대압 40 바아보다 큰 것을 특징으로 하는 방법. - 제1항 내지 제8항 중 어느 한 항에 있어서,
단계 b) 중에, 단계 a)로부터 얻어진 상기 CO2-고갈 가스 스트림(22)이, 상기 증류 컬럼(26) 내로 도입되기 전에, 절대압 15 바아 내지 절대압 40 바아의 압력(P3)으로 팽창(30)되는 것을 특징으로 하는 방법. - 제9항에 있어서,
상기 팽창(30) 전에, 단계 a)에서 얻어진 상기 CO2-고갈 가스 스트림(22)이 열 교환기(24) 내에서 적어도 부분적으로 응축되는 것을 특징으로 하는 방법. - 제10항에 있어서,
단계 a)에서 얻어진 상기 CO2-고갈 가스 스트림(22)은 단계 c)로부터 얻어진 상기 CH4-부화 스트림(27)에 대해서 그리고 단계 b) 중에 분리된 상기 질소 스트림의 적어도 일부에 대해서 향류 방식으로 열교환기(24) 내에서 적어도 부분적으로 응축되는 것을 특징으로 하는 방법.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1762869 | 2017-12-21 | ||
| FR1762869A FR3075658B1 (fr) | 2017-12-21 | 2017-12-21 | Procede de limitation de la concentration d'oxygene contenu dans un courant de biomethane |
| PCT/FR2018/053340 WO2019122662A1 (fr) | 2017-12-21 | 2018-12-17 | Procédé de limitation de la concentration d'oxygène contenu dans un courant de biométhane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20200097734A true KR20200097734A (ko) | 2020-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020207017907A Ceased KR20200097734A (ko) | 2017-12-21 | 2018-12-17 | 바이오메탄 스트림 내에 포함된 산소의 농도를 제한하기 위한 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20210087123A1 (ko) |
| EP (1) | EP3727650A1 (ko) |
| KR (1) | KR20200097734A (ko) |
| CN (1) | CN111432912B (ko) |
| CA (1) | CA3085239A1 (ko) |
| FR (1) | FR3075658B1 (ko) |
| WO (1) | WO2019122662A1 (ko) |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1482196A (en) | 1973-09-27 | 1977-08-10 | Petrocarbon Dev Ltd | Upgrading air-contaminated methane gas compositions |
| CA2133302A1 (en) | 1993-10-06 | 1995-04-07 | Ravi Kumar | Integrated process for purifying and liquefying a feed gas mixture with respect to its less strongly adsorbed component of lower volatility |
| FR2718977B1 (fr) * | 1994-04-22 | 1996-06-07 | Air Liquide | Procédé et installation de séparation d'un mélange gazeux par distillation cryogénique. |
| DE4425712C2 (de) | 1994-07-20 | 1999-03-11 | Umsicht Inst Umwelt Sicherheit | Verfahren zur Anreicherung des Methangehaltes eines Grubengases |
| US5669958A (en) | 1996-02-29 | 1997-09-23 | Membrane Technology And Research, Inc. | Methane/nitrogen separation process |
| US5964923A (en) | 1996-02-29 | 1999-10-12 | Membrane Technology And Research, Inc. | Natural gas treatment train |
| US7025803B2 (en) | 2002-12-02 | 2006-04-11 | L'Air Liquide Societe Anonyme A Directoire et Counsel de Surveillance Pour L'Etude et L'Exploration des Procedes Georges Claude | Methane recovery process |
| EP1811011A1 (en) | 2006-01-13 | 2007-07-25 | Gasrec Ltd | Methane recovery from a landfill gas |
| FR2917489A1 (fr) * | 2007-06-14 | 2008-12-19 | Air Liquide | Procede et appareil de separation cryogenique d'un debit riche en methane |
| US20080314079A1 (en) * | 2007-06-19 | 2008-12-25 | Air Products And Chemicals, Inc. | Nitrogen Rejection Column Reboiler Configuration |
| US8191386B2 (en) * | 2008-02-14 | 2012-06-05 | Praxair Technology, Inc. | Distillation method and apparatus |
| US20100077796A1 (en) | 2008-09-30 | 2010-04-01 | Sarang Gadre | Hybrid Membrane/Distillation Method and System for Removing Nitrogen from Methane |
| US8221524B2 (en) | 2009-10-23 | 2012-07-17 | Guild Associates, Inc. | Oxygen removal from contaminated gases |
| CA2698007A1 (en) * | 2010-03-29 | 2011-09-29 | L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procede S Georges Claude | Membrane distillation hybrid system for nitrogen removal from natural gas |
| US20120085232A1 (en) * | 2010-05-06 | 2012-04-12 | Sethna Rustam H | Methods for removing contaminants from natural gas |
| FR2971332B1 (fr) * | 2011-02-09 | 2017-06-16 | Air Liquide | Procede et appareil de separation cryogenique d'un debit riche en methane |
| CA2790182C (en) * | 2012-09-17 | 2014-04-29 | Gas Liquids Engineering Ltd. | Process for optimizing removal of condensable components from a fluid |
| FR3046086B1 (fr) * | 2015-12-24 | 2018-01-05 | Waga Energy | Procede de production de biomethane par epuration de biogaz issu d'installations de stockage de dechets non-dangereux (isdnd) et installation pour la mise en œuvre du procede |
| FR3051892B1 (fr) * | 2016-05-27 | 2018-05-25 | Waga Energy | Procede de separation cryogenique d'un debit d'alimentation contenant du methane et des gaz de l'air, installation pour la production de bio methane par epuration de biogaz issus d'installations de stockage de dechets non-dangereux (isdnd) mettant en œuvre le procede |
-
2017
- 2017-12-21 FR FR1762869A patent/FR3075658B1/fr active Active
-
2018
- 2018-12-17 US US16/954,790 patent/US20210087123A1/en not_active Abandoned
- 2018-12-17 WO PCT/FR2018/053340 patent/WO2019122662A1/fr not_active Ceased
- 2018-12-17 KR KR1020207017907A patent/KR20200097734A/ko not_active Ceased
- 2018-12-17 CA CA3085239A patent/CA3085239A1/en active Pending
- 2018-12-17 CN CN201880079255.8A patent/CN111432912B/zh not_active Expired - Fee Related
- 2018-12-17 EP EP18839834.1A patent/EP3727650A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019122662A1 (fr) | 2019-06-27 |
| CA3085239A1 (en) | 2019-06-27 |
| CN111432912B (zh) | 2022-11-01 |
| EP3727650A1 (fr) | 2020-10-28 |
| FR3075658B1 (fr) | 2022-01-28 |
| US20210087123A1 (en) | 2021-03-25 |
| FR3075658A1 (fr) | 2019-06-28 |
| CN111432912A (zh) | 2020-07-17 |
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