FR2929986B1 - Dispositif de depollution de gaz d'echappement pour moteur a combustion interne du type a cylindres selectivement actifs ou inactifs et procede pour utiliser un tel dispositif. - Google Patents

Dispositif de depollution de gaz d'echappement pour moteur a combustion interne du type a cylindres selectivement actifs ou inactifs et procede pour utiliser un tel dispositif.

Info

Publication number
FR2929986B1
FR2929986B1 FR0801982A FR0801982A FR2929986B1 FR 2929986 B1 FR2929986 B1 FR 2929986B1 FR 0801982 A FR0801982 A FR 0801982A FR 0801982 A FR0801982 A FR 0801982A FR 2929986 B1 FR2929986 B1 FR 2929986B1
Authority
FR
France
Prior art keywords
exhaust gas
combustion engine
internal combustion
type internal
selectively active
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
FR0801982A
Other languages
English (en)
Other versions
FR2929986A1 (fr
Inventor
Alexandre Pagot
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR0801982A priority Critical patent/FR2929986B1/fr
Publication of FR2929986A1 publication Critical patent/FR2929986A1/fr
Application granted granted Critical
Publication of FR2929986B1 publication Critical patent/FR2929986B1/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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/011—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel
    • F01N13/017—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel the purifying devices are arranged in a single housing
    • 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
    • F01N3/28—Construction of catalytic reactors
    • 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
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/02—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by cutting out a part of engine cylinders
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/16—Plurality of inlet tubes, e.g. discharging into different chambers
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/06—Cutting-out cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D17/00—Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling
    • F02D17/02—Cutting-out
    • 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
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0087—Selective cylinder activation, i.e. partial cylinder operation
    • 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
FR0801982A 2008-04-10 2008-04-10 Dispositif de depollution de gaz d'echappement pour moteur a combustion interne du type a cylindres selectivement actifs ou inactifs et procede pour utiliser un tel dispositif. Expired - Fee Related FR2929986B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0801982A FR2929986B1 (fr) 2008-04-10 2008-04-10 Dispositif de depollution de gaz d'echappement pour moteur a combustion interne du type a cylindres selectivement actifs ou inactifs et procede pour utiliser un tel dispositif.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0801982A FR2929986B1 (fr) 2008-04-10 2008-04-10 Dispositif de depollution de gaz d'echappement pour moteur a combustion interne du type a cylindres selectivement actifs ou inactifs et procede pour utiliser un tel dispositif.

Publications (2)

Publication Number Publication Date
FR2929986A1 FR2929986A1 (fr) 2009-10-16
FR2929986B1 true FR2929986B1 (fr) 2015-07-31

Family

ID=39944469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0801982A Expired - Fee Related FR2929986B1 (fr) 2008-04-10 2008-04-10 Dispositif de depollution de gaz d'echappement pour moteur a combustion interne du type a cylindres selectivement actifs ou inactifs et procede pour utiliser un tel dispositif.

Country Status (1)

Country Link
FR (1) FR2929986B1 (fr)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849373Y2 (ja) * 1978-12-08 1983-11-11 日産自動車株式会社 気筒数制御内燃機関の排気管
DE2953913C2 (de) * 1979-03-01 1983-07-28 Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart Verfahren zum Betrieb einer mehrzylindrigen Brennkraftmaschine
JPS5830411A (ja) * 1981-08-18 1983-02-22 Nissan Motor Co Ltd 気筒数制御エンジンの排気処理装置
JPS5851210A (ja) * 1981-09-22 1983-03-25 Nissan Motor Co Ltd 気筒数制御エンジンの排気処理装置
JPS5851212A (ja) * 1981-09-22 1983-03-25 Nissan Motor Co Ltd 気筒数制御エンジンの排気処理装置
JPS5974320A (ja) * 1982-10-21 1984-04-26 Mazda Motor Corp 気筒数制御エンジンの排気浄化装置
JPH06167213A (ja) * 1992-08-10 1994-06-14 Ford Motor Co エンジン排ガス装置のための触媒コンバータ
DE4421257A1 (de) * 1994-06-17 1995-12-21 Bayerische Motoren Werke Ag Brennkraftmaschine mit Zylinderabschaltung und Abgaskatalysatoren
FR2758160B1 (fr) * 1997-01-06 1999-03-26 Renault Procede de gestion d'un moteur a combustion interne et moteur correspondant
GB2389918A (en) * 2002-06-21 2003-12-24 Lotus Car De-activation of combustion chambers in a multi-combustion chamber i.c. engine
US6857264B2 (en) * 2002-12-19 2005-02-22 General Motors Corporation Exhaust emission aftertreatment

Also Published As

Publication number Publication date
FR2929986A1 (fr) 2009-10-16

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Effective date: 20191206