RU2004132835A - Способ удаления оксидов азота - Google Patents
Способ удаления оксидов азота Download PDFInfo
- Publication number
- RU2004132835A RU2004132835A RU2004132835/15A RU2004132835A RU2004132835A RU 2004132835 A RU2004132835 A RU 2004132835A RU 2004132835/15 A RU2004132835/15 A RU 2004132835/15A RU 2004132835 A RU2004132835 A RU 2004132835A RU 2004132835 A RU2004132835 A RU 2004132835A
- Authority
- RU
- Russia
- Prior art keywords
- sub
- iron
- loaded
- zeolite
- gases
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/202—Hydrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/204—Carbon monoxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/208—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20738—Iron
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/50—Zeolites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/402—Dinitrogen oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
-
- 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
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treating Waste Gases (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Exhaust Gas After Treatment (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Claims (7)
1. Способ снижения содержания NOx и N2O в газах, в особенности в технологических и отходящих газах, включающий стадии:
а) добавление, по меньшей мере, одного азотсодержащего восстановителя к содержащему NOx и N2O газу в таком количестве, какое требуется, по меньшей мере, для полного восстановления NOx;
b) добавление углеводорода, монооксида углерода, водорода или смеси нескольких из этих газов к содержащему NOx и N2O газу для восстановления N2O; и
с) пропускание газовой смеси через, по меньшей мере, одну реакционную зону с температурами вплоть до 450°С, которая содержит один или несколько нагруженных железом цеолитов.
2. Способ по п.1, отличающийся тем, что азотсодержащим восстановителем является аммиак.
3. Способ по п.1, отличающийся тем, что, по меньшей мере, одна реакционная зона содержит нагруженный железом цеолит, который имеет состоящие из двенадцатичленных циклов каналы.
4. Способ по п.3, отличающийся тем, что все каналы нагруженного железом цеолита состоят из двенадцатичленных циклов.
5. Способ по п.4, отличающийся тем, что нагруженным железом цеолитом является цеолит типа ВЕА или FAU.
6. Способ по п.1, отличающийся тем, что азотсодержащим восстановителем является аммиак и в качестве восстановителя для N2O используют этан, пропан, бутан, синтез-газ или сжиженный газ и в особенности метан.
7. Способ по п.6, отличающийся тем, что в качестве нагруженного железом цеолита используют нагруженный железом цеолит типа ВЕА.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10215605A DE10215605A1 (de) | 2002-04-09 | 2002-04-09 | Entstickungsverfahren |
| DE10215605.0 | 2002-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2004132835A true RU2004132835A (ru) | 2005-04-20 |
| RU2320400C2 RU2320400C2 (ru) | 2008-03-27 |
Family
ID=28684851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2004132835/15A RU2320400C2 (ru) | 2002-04-09 | 2003-03-21 | Способ удаления оксидов азота |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US7393512B2 (ru) |
| EP (1) | EP1497014B1 (ru) |
| JP (1) | JP4313213B2 (ru) |
| KR (1) | KR100910932B1 (ru) |
| CN (1) | CN100337724C (ru) |
| AT (1) | ATE328656T1 (ru) |
| AU (1) | AU2003216865B2 (ru) |
| BR (1) | BR0309140B1 (ru) |
| CA (1) | CA2481772C (ru) |
| DE (2) | DE10215605A1 (ru) |
| DK (1) | DK1497014T3 (ru) |
| ES (1) | ES2266790T3 (ru) |
| IL (1) | IL164234A (ru) |
| IN (1) | IN2004CH02229A (ru) |
| MX (1) | MX247872B (ru) |
| NO (1) | NO331909B1 (ru) |
| PL (1) | PL204071B1 (ru) |
| PT (1) | PT1497014E (ru) |
| RU (1) | RU2320400C2 (ru) |
| WO (1) | WO2003084646A1 (ru) |
| ZA (1) | ZA200407581B (ru) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100569084B1 (ko) * | 2004-08-26 | 2006-04-07 | 한국화학연구원 | 이중촉매층을 이용한 질소산화물의 정화방법 |
| DE102005022650A1 (de) * | 2005-05-11 | 2006-11-16 | Uhde Gmbh | Verfahren zur Verringerung des Gehaltes an Stickoxiden in Gasen |
| DE102006023145A1 (de) * | 2006-05-16 | 2007-11-22 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zur Aufbereitung des Abgases einer Verbrennungskraftmaschine |
| CN101081999B (zh) * | 2006-05-31 | 2011-01-19 | 中国石油化工股份有限公司 | 一种选择性氧化烃类气体中no的方法及所用的氧化管 |
| JP2008238069A (ja) * | 2007-03-28 | 2008-10-09 | Babcock Hitachi Kk | 排ガスの浄化装置及び排ガスの浄化方法，浄化触媒 |
| JP2010227728A (ja) * | 2007-06-26 | 2010-10-14 | Metawater Co Ltd | 下水汚泥焼却炉の排ガス中のｎ２ｏ除去方法 |
| DE102007034284A1 (de) | 2007-07-20 | 2009-01-22 | Leibniz-Institut Für Katalyse E.V. An Der Universität Rostock | Verfahren zur katalytischen N2O-Reduktion mit gleichzeitiger Gewinnung von Wasserstoff und leichten Alkenen |
| JP5004084B2 (ja) * | 2007-09-06 | 2012-08-22 | 独立行政法人産業技術総合研究所 | 排ガス中の窒素酸化物の接触還元除去方法 |
| CN101970083A (zh) * | 2007-10-19 | 2011-02-09 | 依柯卡特有限公司 | 从流体去除氨 |
| JP5459965B2 (ja) | 2008-02-05 | 2014-04-02 | メタウォーター株式会社 | 排ガス中のｎ２ｏ除去方法 |
| DE102008062495A1 (de) * | 2008-12-16 | 2010-06-17 | Linde-Kca-Dresden Gmbh | Verfahren und Vorrichtung zur katalytischen Entstickung von Gasströmen aus Großfeuerungsanlage |
| EP2301650B1 (en) * | 2009-09-24 | 2016-11-02 | Haldor Topsøe A/S | Process and catalyst system for scr of nox |
| CN101711991B (zh) * | 2009-10-15 | 2012-07-18 | 清华大学 | 一种Fe分子筛复合催化剂及其制备方法 |
| CN101961603A (zh) * | 2010-09-29 | 2011-02-02 | 清华大学 | 一氧化碳还原脱除高温烟气中NOx的工艺及反应器 |
| US8568677B2 (en) | 2010-10-12 | 2013-10-29 | Basf Se | P/S-TM-comprising zeolites for decomposition of N2O |
| WO2012049611A1 (de) | 2010-10-12 | 2012-04-19 | Basf Se | P/s-uem-haltige zeolithe zur n2o-zersetzung |
| DE102011011881A1 (de) | 2011-02-21 | 2012-08-23 | Thyssenkrupp Uhde Gmbh | Verfahren zur Beseitigung von N2O und NOX aus dem Prozess zur Salpetersäureherstellung |
| DE102011013271A1 (de) * | 2011-03-07 | 2012-09-13 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Verfahren und Anlage zur Reduktion von Stickoxidemissionen bei der Dampfreformierung |
| CN102240505A (zh) * | 2011-07-13 | 2011-11-16 | 东华大学 | 一种铁催化剂还原no的方法 |
| DE102011121188A1 (de) * | 2011-12-16 | 2013-06-20 | Thyssen Krupp Uhde Gmbh | Vorrichtung und Verfahren zur Beseitigung von NOx und N20 |
| EP2812283B1 (en) * | 2012-02-06 | 2020-09-16 | Basf Se | Process and apparatus for treatment of gas streams containing nitrogen oxides |
| CN103408141B (zh) * | 2013-08-16 | 2014-09-24 | 北京工业大学 | 一种强化污水处理过程中n2o产生的装置与控制方法 |
| US9517457B2 (en) | 2013-10-30 | 2016-12-13 | Cummins Inc. | Aftertreatment systems with reduced N2O generation |
| CN103752160B (zh) * | 2014-01-28 | 2016-03-16 | 上海交通大学 | 实现循环流化床锅炉NOx超低排放的方法 |
| DE102014210661A1 (de) | 2014-06-04 | 2015-12-17 | Thyssenkrupp Ag | Verringerung der Emission von Stickoxiden beim Anfahren von Anlagen zur Herstellung von Salpetersäure |
| US10286381B2 (en) | 2014-12-03 | 2019-05-14 | Basf Se | Rhodium catalyst for decomposing nitrous oxide, the production thereof, and the use thereof |
| EP3162427A1 (en) * | 2015-10-28 | 2017-05-03 | Casale SA | A method and apparatus for removing nox and n2o from a gas |
| CN105396460B (zh) * | 2015-12-25 | 2019-12-24 | 华烁科技股份有限公司 | 一种高效联合脱除N2O和NOx的方法 |
| CA3030835C (en) | 2016-09-19 | 2022-04-05 | Stamicarbon B.V. | Plant and process for producing nitric acid |
| US10780395B2 (en) * | 2017-12-04 | 2020-09-22 | Ricardo Inc. | Pollutant treatment process and apparatus |
| CN109054906B (zh) * | 2018-09-10 | 2020-06-23 | 山东百川同创能源有限公司 | 一种生物质气化燃烧及脱硝一体化系统及工艺 |
| CN112320942B (zh) * | 2020-10-21 | 2022-09-27 | 西安建筑科技大学 | 利用改性平板膜实现短程反硝化定向转化n2o的装置及方法 |
| WO2024099945A1 (en) * | 2022-11-11 | 2024-05-16 | Topsoe A/S | A process for the removal of nox and dinitrogen oxide in a sulfur oxides containing off-gas |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4961917A (en) | 1989-04-20 | 1990-10-09 | Engelhard Corporation | Method for reduction of nitrogen oxides with ammonia using promoted zeolite catalysts |
| US5482692A (en) * | 1994-07-07 | 1996-01-09 | Mobil Oil Corporation | Selective catalytic reduction of nitrogen oxides using a ferrocene impregnated zeolite catalyst |
| JP4203926B2 (ja) * | 1995-06-16 | 2009-01-07 | バブコック日立株式会社 | 排ガス中の亜酸化窒素などの除去方法と装置 |
| EP0756891A1 (en) * | 1995-07-26 | 1997-02-05 | Corning Incorporated | Iron zeolite for conversion of NOx |
| DE19533715A1 (de) * | 1995-09-12 | 1997-03-13 | Basf Ag | Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom |
| NL1008746C2 (nl) | 1998-03-30 | 1999-10-01 | Stichting Energie | Werkwijze voor het omzetten van distikstofoxide. |
| FR2789911B1 (fr) * | 1999-02-18 | 2001-05-04 | Grande Paroisse Sa | Procede pour abattre simultanement les oxydes nitriques et le protoxyde d'azote dans les gaz qui en contiennent |
| DE10001541B4 (de) * | 2000-01-14 | 2005-04-28 | Uhde Gmbh | Verfahren zur Beseitigung von NOx und N¶2¶O aus dem Restgas der Salpetersäureproduktion |
| DE10112444A1 (de) | 2001-03-13 | 2002-10-02 | Krupp Uhde Gmbh | Verfahren zur Verringerung des Gehalts von N¶2¶O und NO¶x¶ in Gasen |
-
2002
- 2002-04-09 DE DE10215605A patent/DE10215605A1/de not_active Withdrawn
-
2003
- 2003-03-21 ES ES03712069T patent/ES2266790T3/es not_active Expired - Lifetime
- 2003-03-21 AU AU2003216865A patent/AU2003216865B2/en not_active Expired
- 2003-03-21 CA CA2481772A patent/CA2481772C/en not_active Expired - Lifetime
- 2003-03-21 AT AT03712069T patent/ATE328656T1/de active
- 2003-03-21 MX MXPA04009881 patent/MX247872B/es active IP Right Grant
- 2003-03-21 KR KR1020047016069A patent/KR100910932B1/ko active IP Right Grant
- 2003-03-21 PT PT03712069T patent/PT1497014E/pt unknown
- 2003-03-21 JP JP2003581879A patent/JP4313213B2/ja not_active Expired - Lifetime
- 2003-03-21 CN CNB038079690A patent/CN100337724C/zh not_active Expired - Lifetime
- 2003-03-21 BR BRPI0309140-6A patent/BR0309140B1/pt active IP Right Grant
- 2003-03-21 RU RU2004132835/15A patent/RU2320400C2/ru not_active IP Right Cessation
- 2003-03-21 EP EP03712069A patent/EP1497014B1/de not_active Expired - Lifetime
- 2003-03-21 WO PCT/EP2003/002958 patent/WO2003084646A1/de active IP Right Grant
- 2003-03-21 PL PL371791A patent/PL204071B1/pl unknown
- 2003-03-21 DK DK03712069T patent/DK1497014T3/da active
- 2003-03-21 DE DE50303698T patent/DE50303698D1/de not_active Expired - Lifetime
- 2003-03-21 US US10/510,490 patent/US7393512B2/en not_active Expired - Lifetime
-
2004
- 2004-09-21 ZA ZA200407581A patent/ZA200407581B/en unknown
- 2004-09-22 IL IL164234A patent/IL164234A/en active IP Right Grant
- 2004-10-05 IN IN2229CH2004 patent/IN2004CH02229A/en unknown
- 2004-11-08 NO NO20044858A patent/NO331909B1/no not_active IP Right Cessation
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20080322 |