FR2778206B1 - Dispositif de pot catalytique - Google Patents

Dispositif de pot catalytique

Info

Publication number
FR2778206B1
FR2778206B1 FR9805405A FR9805405A FR2778206B1 FR 2778206 B1 FR2778206 B1 FR 2778206B1 FR 9805405 A FR9805405 A FR 9805405A FR 9805405 A FR9805405 A FR 9805405A FR 2778206 B1 FR2778206 B1 FR 2778206B1
Authority
FR
France
Prior art keywords
pot device
catalytic
catalytic pot
pot
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
FR9805405A
Other languages
English (en)
Other versions
FR2778206A1 (fr
Inventor
Eric Blanchard
Robert Bonetto
Herve Duval
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.)
Renault SAS
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 FR9805405A priority Critical patent/FR2778206B1/fr
Priority to EP99915814A priority patent/EP1075590A1/fr
Priority to PCT/FR1999/000958 priority patent/WO1999056009A1/fr
Publication of FR2778206A1 publication Critical patent/FR2778206A1/fr
Application granted granted Critical
Publication of FR2778206B1 publication Critical patent/FR2778206B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F01N3/222—Control of additional air supply only, e.g. using by-passes or variable air pump drives using electric valves only
    • 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
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • 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
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/306—Preheating additional air
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/32—Arrangements for supply of additional air using air pump
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
FR9805405A 1998-04-29 1998-04-29 Dispositif de pot catalytique Expired - Fee Related FR2778206B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9805405A FR2778206B1 (fr) 1998-04-29 1998-04-29 Dispositif de pot catalytique
EP99915814A EP1075590A1 (fr) 1998-04-29 1999-04-22 Dispositif de pot catalytique
PCT/FR1999/000958 WO1999056009A1 (fr) 1998-04-29 1999-04-22 Dispositif de pot catalytique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9805405A FR2778206B1 (fr) 1998-04-29 1998-04-29 Dispositif de pot catalytique

Publications (2)

Publication Number Publication Date
FR2778206A1 FR2778206A1 (fr) 1999-11-05
FR2778206B1 true FR2778206B1 (fr) 2000-12-15

Family

ID=9525835

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9805405A Expired - Fee Related FR2778206B1 (fr) 1998-04-29 1998-04-29 Dispositif de pot catalytique

Country Status (3)

Country Link
EP (1) EP1075590A1 (fr)
FR (1) FR2778206B1 (fr)
WO (1) WO1999056009A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3042814B1 (fr) * 2015-10-27 2017-11-10 Renault Sas Procede d’alimentation electrique d’un dispositif de chauffage des gaz d’echappement d’un groupe motopropulseur d’un vehicule automobile et vehicule associe
FR3065028B1 (fr) * 2017-04-07 2019-12-20 Faurecia Systemes D'echappement Procede de purification des gaz d'echappement d'un vehicule, dispositif de purification correspondant
GB2581775B (en) * 2019-02-19 2021-09-08 Jaguar Land Rover Ltd Catalyst preheat control apparatus and method
GB2581774B (en) * 2019-02-19 2021-09-08 Jaguar Land Rover Ltd Catalyst preheat control apparatus and method
FR3100566B1 (fr) 2019-09-11 2022-07-22 Renault Sas Procede de traitement de polluants par catalyseur trois voies au demarrage d’un moteur a combustion
FR3102210A1 (fr) 2019-10-21 2021-04-23 Renault S.A.S. Procédé de MISE EN ACTION D’UN système DE POST-TRAITEMENT DE MOTEUR A COMBUSTION INTERNE ET DISPOSITIF ASSOCIE
FR3107304B1 (fr) 2020-02-18 2022-02-11 Renault Sas Dispositif catalytique pour traitement des gaz d’echappement d’un moteur a combustion interne
FR3109607B1 (fr) 2020-04-23 2022-05-13 Renault Sas Dispositif catalytique pour traitement des gaz d’echappement d’un moteur, comportant un organe d’injection d’air
FR3109606B1 (fr) 2020-04-23 2022-04-22 Renault Sas Dispositif catalytique pour traitement des gaz d’echappement d’un moteur, comportant un organe d’injection d’air
GB2594967B (en) 2020-05-13 2022-05-18 Ford Global Tech Llc Engine assembly and method
FR3122215B1 (fr) * 2021-04-26 2024-02-16 Psa Automobiles Sa Procede d’injection d’air dans un catalyseur des gaz d’echappement
FR3122901B1 (fr) 2021-05-11 2023-04-21 Renault Sas Moteur à combustion interne équipé de moyens de préchauffage d’un catalyseur de dépollution des gaz brûlés
FR3135751A1 (fr) 2022-05-20 2023-11-24 Renault S.A.S Moteur à combustion interne et procédé de pilotage de ce moteur

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03260313A (ja) * 1990-03-09 1991-11-20 Nippon Steel Corp 内燃機関の排ガス脱硝方法
US5493858A (en) * 1992-06-23 1996-02-27 Mitsubishi Denki Kabushiki Kaisha Controlling apparatus for introduction air into exhaust pipe of internal combustion engine
JP2935327B2 (ja) * 1992-06-29 1999-08-16 三菱電機株式会社 内燃機関の二次空気供給装置及びその気体加熱装置
JP3053703B2 (ja) * 1992-08-25 2000-06-19 三菱電機株式会社 ２次エア制御装置

Also Published As

Publication number Publication date
WO1999056009A1 (fr) 1999-11-04
FR2778206A1 (fr) 1999-11-05
EP1075590A1 (fr) 2001-02-14

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Legal Events

Date Code Title Description
TP Transmission of property
PLFP Fee payment

Year of fee payment: 18

ST Notification of lapse

Effective date: 20161230