CA2809092A1 - Selective catalytic reduction via electrolysis of urea - Google Patents
Selective catalytic reduction via electrolysis of urea Download PDFInfo
- Publication number
- CA2809092A1 CA2809092A1 CA2809092A CA2809092A CA2809092A1 CA 2809092 A1 CA2809092 A1 CA 2809092A1 CA 2809092 A CA2809092 A CA 2809092A CA 2809092 A CA2809092 A CA 2809092A CA 2809092 A1 CA2809092 A1 CA 2809092A1
- Authority
- CA
- Canada
- Prior art keywords
- urea
- electrolytic
- electrolyte composition
- anode
- alkaline electrolyte
- 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.)
- Abandoned
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/27—Ammonia
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2067—Urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/25—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an ammonia generator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/34—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an electrolyser
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/40—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a hydrolysis catalyst
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Electrochemistry (AREA)
- Toxicology (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas After Treatment (AREA)
- Treating Waste Gases (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Catalysts (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37610810P | 2010-08-23 | 2010-08-23 | |
US61/376,108 | 2010-08-23 | ||
US13/077,277 | 2011-03-31 | ||
US13/077,277 US8388920B2 (en) | 2010-04-02 | 2011-03-31 | Selective catalytic reduction via electrolysis of urea |
PCT/US2011/048809 WO2012027368A1 (en) | 2010-08-23 | 2011-08-23 | Selective catalytic reducton via electrolysis of urea |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2809092A1 true CA2809092A1 (en) | 2012-03-01 |
Family
ID=44588198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2809092A Abandoned CA2809092A1 (en) | 2010-08-23 | 2011-08-23 | Selective catalytic reduction via electrolysis of urea |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP2609229A1 (pt) |
JP (1) | JP2013541662A (pt) |
KR (1) | KR20130108309A (pt) |
CN (1) | CN103201411A (pt) |
BR (1) | BR112013003925A2 (pt) |
CA (1) | CA2809092A1 (pt) |
WO (1) | WO2012027368A1 (pt) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015108596A2 (en) * | 2013-10-25 | 2015-07-23 | Ohio University | Electrochemical cell containing a graphene coated electrode |
FR3013381B1 (fr) | 2013-11-15 | 2016-01-01 | IFP Energies Nouvelles | Procede de depollution des gaz d'echappement, notamment de moteur a combustion interne, en particulier pour vehicule automobile, et installation utilisant un tel procede. |
CN104074577B (zh) * | 2014-06-25 | 2016-04-06 | 同济大学 | 一种提高柴油机scr系统尿素热解水解效率的方法 |
US10036291B2 (en) * | 2016-01-20 | 2018-07-31 | Tenneco Automotive Operating Company Inc. | Exhaust after-treatment system including ammonia and hydrogen generation |
US10267196B1 (en) | 2016-09-14 | 2019-04-23 | Southwest Research Institute | Treatment of reductant urea solutions with catalyst precursors to assist selective catalytic reduction |
GB2552040B (en) * | 2016-12-01 | 2018-08-01 | Univ Loughborough | Process for reducing nitrogen oxides |
CN108033518B (zh) * | 2017-11-27 | 2024-04-12 | 山西大学 | 一种降解含氯游泳池水中尿素的方法和装置 |
US10378411B1 (en) | 2018-01-03 | 2019-08-13 | Southwest Research Institute | Dosing method and apparatus for reductant urea solutions with catalyst precursors to assist selective catalytic reduction |
US10774715B1 (en) | 2018-03-27 | 2020-09-15 | Southwest Research Institute | Stabilization of aqueous urea solutions containing organometallic catalyst precursors |
TWI818055B (zh) * | 2018-08-17 | 2023-10-11 | 美國華盛頓大學 | 透析液再生系統 |
CN109046188A (zh) * | 2018-09-07 | 2018-12-21 | 唐勇 | 气液闭合回路离子反应方法 |
WO2020204393A1 (ko) * | 2019-03-29 | 2020-10-08 | 울산과학기술원 | 미세먼지 저감을 위한 배기가스 정화 시스템 |
CN110224165A (zh) * | 2019-06-24 | 2019-09-10 | 云南省能源研究院有限公司 | 一种三元电解质凝胶聚合物电解液的制备方法及其应用 |
CN110273163A (zh) * | 2019-07-23 | 2019-09-24 | 闫巍 | 一种可再生能源直接电解含尿素废水制氢的系统及方法 |
CN110512224A (zh) * | 2019-08-30 | 2019-11-29 | 济南大学 | 一种电化学氧化生氮并同时还原固氮成氨的方法 |
CN113184953A (zh) * | 2021-04-28 | 2021-07-30 | 中山大学 | 一种用于小便池的原位降解尿液装置 |
CN115094454B (zh) * | 2022-07-01 | 2023-08-25 | 中国华能集团清洁能源技术研究院有限公司 | 用于尿素电解制氢和碳还原的电解池及方法 |
CN115305492B (zh) * | 2022-07-01 | 2023-11-07 | 中国华能集团清洁能源技术研究院有限公司 | 交替进行尿素电解制氢和碳还原的系统及方法和应用系统 |
CN115305477A (zh) * | 2022-07-01 | 2022-11-08 | 中国华能集团清洁能源技术研究院有限公司 | 电解尿素-二氧化碳还原制取合成气的系统和方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3040470A1 (de) * | 1980-10-27 | 1982-06-03 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und vorrichtung zur indirekten oxidation von harnstoff |
US6077491A (en) * | 1997-03-21 | 2000-06-20 | Ec&C Technologies | Methods for the production of ammonia from urea and/or biuret, and uses for NOx and/or particulate matter removal |
AU2002228791A1 (en) * | 2000-12-01 | 2002-06-11 | Fuel Tech. Inc. | Selective catalytic reduction of no, enabled by side stream urea decomposition |
US20050247050A1 (en) * | 2004-05-05 | 2005-11-10 | Eaton Corporation | Adsorption based ammonia storage and regeneration system |
DE102006035871B3 (de) * | 2006-08-01 | 2008-03-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Abscheidung von Chromschichten als Hartverchromung, Galvanisierungsbad sowie hartverchromte Oberflächen und deren Verwendung |
US7527776B2 (en) | 2007-01-09 | 2009-05-05 | Catalytic Solutions, Inc. | Ammonia SCR catalyst and method of using the catalyst |
US8303781B2 (en) * | 2007-10-15 | 2012-11-06 | Ohio University | Electrolytic cells and methods for the production of ammonia and hydrogen |
UA109657C2 (uk) * | 2010-04-02 | 2015-09-25 | Огайо Юніверсіті | Селективне каталітичне відновлення шляхом електролізу сечовини |
-
2011
- 2011-08-23 EP EP11754960.0A patent/EP2609229A1/en not_active Withdrawn
- 2011-08-23 WO PCT/US2011/048809 patent/WO2012027368A1/en active Application Filing
- 2011-08-23 CN CN201180048738XA patent/CN103201411A/zh active Pending
- 2011-08-23 CA CA2809092A patent/CA2809092A1/en not_active Abandoned
- 2011-08-23 KR KR1020137007320A patent/KR20130108309A/ko active Search and Examination
- 2011-08-23 BR BR112013003925A patent/BR112013003925A2/pt not_active IP Right Cessation
- 2011-08-23 JP JP2013526096A patent/JP2013541662A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2013541662A (ja) | 2013-11-14 |
EP2609229A1 (en) | 2013-07-03 |
KR20130108309A (ko) | 2013-10-02 |
BR112013003925A2 (pt) | 2016-06-07 |
WO2012027368A1 (en) | 2012-03-01 |
CN103201411A (zh) | 2013-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20160819 |
|
FZDE | Discontinued |
Effective date: 20191115 |