CA2809092A1 - Selective catalytic reduction via electrolysis of urea - Google Patents

Selective catalytic reduction via electrolysis of urea Download PDF

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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
Application number
CA2809092A
Other languages
English (en)
French (fr)
Inventor
Gerardine G. Botte
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.)
Ohio University
Original Assignee
Ohio University
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
Priority claimed from US13/077,277 external-priority patent/US8388920B2/en
Application filed by Ohio University filed Critical Ohio University
Publication of CA2809092A1 publication Critical patent/CA2809092A1/en
Abandoned legal-status Critical Current

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)
CA2809092A 2010-08-23 2011-08-23 Selective catalytic reduction via electrolysis of urea Abandoned CA2809092A1 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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