FR2909900B1 - Methode et systeme pour le dosage d'une solution aqueuse de precurseur d'ammoniac dans des gaz d'echappement d'un moteur - Google Patents

Methode et systeme pour le dosage d'une solution aqueuse de precurseur d'ammoniac dans des gaz d'echappement d'un moteur

Info

Publication number
FR2909900B1
FR2909900B1 FR0610912A FR0610912A FR2909900B1 FR 2909900 B1 FR2909900 B1 FR 2909900B1 FR 0610912 A FR0610912 A FR 0610912A FR 0610912 A FR0610912 A FR 0610912A FR 2909900 B1 FR2909900 B1 FR 2909900B1
Authority
FR
France
Prior art keywords
engine
determining
exhaust gases
precursor solution
aqueous ammonia
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
FR0610912A
Other languages
English (en)
Other versions
FR2909900A1 (fr
Inventor
Francois Dougnier
De Beeck Joel Op
Schaftingen Jules Joseph Van
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.)
Plastic Omnium Advanced Innovation and Research SA
Original Assignee
Inergy Automotive Systems Research 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 Inergy Automotive Systems Research SA filed Critical Inergy Automotive Systems Research SA
Priority to FR0610912A priority Critical patent/FR2909900B1/fr
Priority to PCT/EP2007/063764 priority patent/WO2008071727A1/fr
Priority to PCT/EP2007/063768 priority patent/WO2008071730A1/fr
Publication of FR2909900A1 publication Critical patent/FR2909900A1/fr
Application granted granted Critical
Publication of FR2909900B1 publication Critical patent/FR2909900B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • B01D53/90—Injecting reactants
    • 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
    • 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
    • B01D2251/2062—Ammonia
    • 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
FR0610912A 2006-12-14 2006-12-14 Methode et systeme pour le dosage d'une solution aqueuse de precurseur d'ammoniac dans des gaz d'echappement d'un moteur Expired - Fee Related FR2909900B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0610912A FR2909900B1 (fr) 2006-12-14 2006-12-14 Methode et systeme pour le dosage d'une solution aqueuse de precurseur d'ammoniac dans des gaz d'echappement d'un moteur
PCT/EP2007/063764 WO2008071727A1 (fr) 2006-12-14 2007-12-12 Procédé et système pour mesurer une solution de précurseur d'ammoniac aqueux dans les gaz d'échappement d'un moteur
PCT/EP2007/063768 WO2008071730A1 (fr) 2006-12-14 2007-12-12 Procédé et système de mesure d'une solution de précurseur d'ammoniac aqueux dans les gaz d'échappement d'un moteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0610912A FR2909900B1 (fr) 2006-12-14 2006-12-14 Methode et systeme pour le dosage d'une solution aqueuse de precurseur d'ammoniac dans des gaz d'echappement d'un moteur

Publications (2)

Publication Number Publication Date
FR2909900A1 FR2909900A1 (fr) 2008-06-20
FR2909900B1 true FR2909900B1 (fr) 2009-02-20

Family

ID=38330522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0610912A Expired - Fee Related FR2909900B1 (fr) 2006-12-14 2006-12-14 Methode et systeme pour le dosage d'une solution aqueuse de precurseur d'ammoniac dans des gaz d'echappement d'un moteur

Country Status (1)

Country Link
FR (1) FR2909900B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19756251C1 (de) * 1997-12-17 1999-07-22 Siemens Ag Verfahren und Vorrichtung zur Reduzierung der Stickoxide im Abgas einer Verbrennungsanlage
DE19956493C1 (de) * 1999-11-24 2001-01-04 Siemens Ag Vorrichtung und Verfahren zum Entsticken von Abgas einer Brennkraftmaschine
DE10139142A1 (de) * 2001-08-09 2003-02-20 Bosch Gmbh Robert Abgasbehandlungseinheit und Messvorrichtung zur Ermittlung einer Konzentration einer Harnstoff-Wasser-Lösung

Also Published As

Publication number Publication date
FR2909900A1 (fr) 2008-06-20

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Effective date: 20110831