FR3029974B1 - Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe - Google Patents

Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe Download PDF

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Publication number
FR3029974B1
FR3029974B1 FR1462483A FR1462483A FR3029974B1 FR 3029974 B1 FR3029974 B1 FR 3029974B1 FR 1462483 A FR1462483 A FR 1462483A FR 1462483 A FR1462483 A FR 1462483A FR 3029974 B1 FR3029974 B1 FR 3029974B1
Authority
FR
France
Prior art keywords
purging
nitrogen oxide
oxide trap
motorization device
associated motorization
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.)
Active
Application number
FR1462483A
Other languages
English (en)
Other versions
FR3029974A1 (fr
Inventor
Etienne Jallageas
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.)
NEW H POWERTRAIN HOLDING, S.L.U., ES
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR1462483A priority Critical patent/FR3029974B1/fr
Publication of FR3029974A1 publication Critical patent/FR3029974A1/fr
Application granted granted Critical
Publication of FR3029974B1 publication Critical patent/FR3029974B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus
    • F02D41/025—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus by changing the composition of the exhaust gas, e.g. for exothermic reaction on exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • F02D41/405—Multiple injections with post injections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D2041/0265—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to decrease temperature of the exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/1002—Output torque
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/101—Engine speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
    • F02D2200/501—Vehicle speed
    • 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
    • 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
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
FR1462483A 2014-12-16 2014-12-16 Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe Active FR3029974B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1462483A FR3029974B1 (fr) 2014-12-16 2014-12-16 Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1462483A FR3029974B1 (fr) 2014-12-16 2014-12-16 Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe
FR1462483 2014-12-16

Publications (2)

Publication Number Publication Date
FR3029974A1 FR3029974A1 (fr) 2016-06-17
FR3029974B1 true FR3029974B1 (fr) 2018-03-02

Family

ID=52477948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1462483A Active FR3029974B1 (fr) 2014-12-16 2014-12-16 Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe

Country Status (1)

Country Link
FR (1) FR3029974B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3057612B1 (fr) * 2016-10-18 2019-11-15 Renault S.A.S Procede de purge d'un piege a oxydes d'azote d'un moteur a combustion interne et dispositif de motorisation associe
FR3066543A3 (fr) * 2017-05-16 2018-11-23 Renault Sas Procede de purge d'un piege a oxydes d'azote d'un moteur a combustion interne et dispositif de motorisation associe
FR3102799B1 (fr) 2019-11-04 2021-09-24 Renault Sas Procédé de REGENERATION D’UN PIEGE A OXYDES D’AZOTE DE MOTEUR A COMBUSTION INTERNE EQUIPE D’UN CATALYSEUR DE REDUCTION SELECTIVE DES OXYDES D’AZOTE, ET DISPOSITIF ASSOCIE

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2783280B1 (fr) * 1998-09-11 2000-11-10 Renault Procede de commande de purge des oxydes d'azote dans une ligne d'echappement d'un moteur diesel
DE602004015612D1 (de) * 2004-10-21 2008-09-18 Ford Global Tech Llc Steuerverfahren für das Luft-/Kraftstoffverhältnis
FR2901317B1 (fr) * 2006-05-16 2008-08-29 Peugeot Citroen Automobiles Sa Systeme de commande du declenchement d'une purge de moyens de depollution comportant des moyens formant piege a nox
FR2986035A1 (fr) * 2012-01-19 2013-07-26 Renault Sa Desulfuration d'un piege a nox d'un vehicule automobile

Also Published As

Publication number Publication date
FR3029974A1 (fr) 2016-06-17

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Owner name: NEW H POWERTRAIN HOLDING, S.L.U., ES

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