FR2907027B1 - SYSTEM FOR TREATING NITROGEN OXIDES WITH LIMITATION OF AMMONIA RELEASES - Google Patents

SYSTEM FOR TREATING NITROGEN OXIDES WITH LIMITATION OF AMMONIA RELEASES

Info

Publication number
FR2907027B1
FR2907027B1 FR0654254A FR0654254A FR2907027B1 FR 2907027 B1 FR2907027 B1 FR 2907027B1 FR 0654254 A FR0654254 A FR 0654254A FR 0654254 A FR0654254 A FR 0654254A FR 2907027 B1 FR2907027 B1 FR 2907027B1
Authority
FR
France
Prior art keywords
limitation
nitrogen oxides
treating nitrogen
ammonia releases
releases
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.)
Expired - Fee Related
Application number
FR0654254A
Other languages
French (fr)
Other versions
FR2907027A1 (en
Inventor
Arnaud Audouin
Alain Sassi
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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
Application filed by Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR0654254A priority Critical patent/FR2907027B1/en
Priority to PCT/FR2007/052075 priority patent/WO2008043937A2/en
Priority to EP07858506A priority patent/EP2074292A2/en
Publication of FR2907027A1 publication Critical patent/FR2907027A1/en
Application granted granted Critical
Publication of FR2907027B1 publication Critical patent/FR2907027B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B01D53/92—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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9431—Processes characterised by a specific device
    • 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
    • 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
    • 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
    • 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
    • F01N2610/06—Adding substances to exhaust gases the substance being in the gaseous form
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
FR0654254A 2006-10-13 2006-10-13 SYSTEM FOR TREATING NITROGEN OXIDES WITH LIMITATION OF AMMONIA RELEASES Expired - Fee Related FR2907027B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0654254A FR2907027B1 (en) 2006-10-13 2006-10-13 SYSTEM FOR TREATING NITROGEN OXIDES WITH LIMITATION OF AMMONIA RELEASES
PCT/FR2007/052075 WO2008043937A2 (en) 2006-10-13 2007-10-03 System for treating nitrogen oxides while limiting ammonia emissions
EP07858506A EP2074292A2 (en) 2006-10-13 2007-10-03 System for treating nitrogen oxides while limiting ammonia emissions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0654254A FR2907027B1 (en) 2006-10-13 2006-10-13 SYSTEM FOR TREATING NITROGEN OXIDES WITH LIMITATION OF AMMONIA RELEASES

Publications (2)

Publication Number Publication Date
FR2907027A1 FR2907027A1 (en) 2008-04-18
FR2907027B1 true FR2907027B1 (en) 2009-05-15

Family

ID=37865874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0654254A Expired - Fee Related FR2907027B1 (en) 2006-10-13 2006-10-13 SYSTEM FOR TREATING NITROGEN OXIDES WITH LIMITATION OF AMMONIA RELEASES

Country Status (3)

Country Link
EP (1) EP2074292A2 (en)
FR (1) FR2907027B1 (en)
WO (1) WO2008043937A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8146343B2 (en) * 2007-08-08 2012-04-03 Ford Global Technologies, Llc Approach for injecting a reductant
GB0802181D0 (en) * 2008-02-06 2008-03-12 Norgren Ltd C A Exhaust gas treatment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59202165D1 (en) * 1992-05-08 1995-06-14 Siemens Ag Device for the denitrification of exhaust gas from an internal combustion engine.
JPH09150037A (en) * 1995-12-01 1997-06-10 Niigata Eng Co Ltd Reducing agent spraying device for exhaust gas denitrification facility
DE19728343C5 (en) * 1997-07-03 2013-02-21 Robert Bosch Gmbh Process and apparatus for selective catalytic NOx reduction
EP1669567B1 (en) * 2003-09-19 2012-03-21 Nissan Diesel Motor Co., Ltd. Exhaust gas purification device of engine
JP4745968B2 (en) * 2004-07-29 2011-08-10 エヌ・イーケムキャット株式会社 Denitration catalyst with excellent low temperature characteristics
US20070277505A1 (en) * 2006-05-30 2007-12-06 Ford Global Technologies, Llc Venting of on-board vehicle emissions treatment system

Also Published As

Publication number Publication date
EP2074292A2 (en) 2009-07-01
FR2907027A1 (en) 2008-04-18
WO2008043937A3 (en) 2008-07-17
WO2008043937A2 (en) 2008-04-17

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

CA Change of address

Effective date: 20180312

CD Change of name or company name

Owner name: PEUGEOT CITROEN AUTOMOBILES SA, FR

Effective date: 20180312

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14

ST Notification of lapse

Effective date: 20210605