FR3056638B1 - Moteur a combustion interne equipe d'un systeme d'injection d'air a l'echappement - Google Patents

Moteur a combustion interne equipe d'un systeme d'injection d'air a l'echappement Download PDF

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Publication number
FR3056638B1
FR3056638B1 FR1659106A FR1659106A FR3056638B1 FR 3056638 B1 FR3056638 B1 FR 3056638B1 FR 1659106 A FR1659106 A FR 1659106A FR 1659106 A FR1659106 A FR 1659106A FR 3056638 B1 FR3056638 B1 FR 3056638B1
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FR
France
Prior art keywords
internal combustion
combustion engine
injection system
air injection
exhaust air
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
FR1659106A
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English (en)
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FR3056638A1 (fr
Inventor
Riowen Hedoux
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
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Filing date
Publication date
Application filed by Renault SAS filed Critical Renault SAS
Priority to FR1659106A priority Critical patent/FR3056638B1/fr
Publication of FR3056638A1 publication Critical patent/FR3056638A1/fr
Application granted granted Critical
Publication of FR3056638B1 publication Critical patent/FR3056638B1/fr
Active legal-status Critical Current
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4264—Shape or arrangement of intake or exhaust channels in cylinder heads of exhaust channels
    • 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
    • F01N13/001—Gas flow channels or gas chambers being at least partly formed in the structural parts of the engine or machine
    • 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
    • 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
    • F01N3/326—Engine-driven air pumps
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Silencers (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

L'invention concerne un moteur (1) à combustion interne comprenant - un carter cylindre (2) comportant au moins un cylindre, - une culasse (3) comportant au moins un conduit d'échappement communiquant avec le cylindre, Selon l'invention, le moteur (1) comprend un système d'injection d'air à l'échappement (4) comportant au moins un conduit d'air (41) et au moins un orifice pratiqué dans la culasse (3), le conduit d'air (41) comportant une sortie d'air disposée en vis-à-vis de l'orifice de la culasse (3), ledit orifice débouchant dans le conduit d'échappement de la culasse (3).
FR1659106A 2016-09-27 2016-09-27 Moteur a combustion interne equipe d'un systeme d'injection d'air a l'echappement Active FR3056638B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1659106A FR3056638B1 (fr) 2016-09-27 2016-09-27 Moteur a combustion interne equipe d'un systeme d'injection d'air a l'echappement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1659106A FR3056638B1 (fr) 2016-09-27 2016-09-27 Moteur a combustion interne equipe d'un systeme d'injection d'air a l'echappement
FR1659106 2016-09-27

Publications (2)

Publication Number Publication Date
FR3056638A1 FR3056638A1 (fr) 2018-03-30
FR3056638B1 true FR3056638B1 (fr) 2020-07-17

Family

ID=57539435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1659106A Active FR3056638B1 (fr) 2016-09-27 2016-09-27 Moteur a combustion interne equipe d'un systeme d'injection d'air a l'echappement

Country Status (1)

Country Link
FR (1) FR3056638B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3934883A1 (de) * 1989-10-19 1991-04-25 Bayerische Motoren Werke Ag Brennkraftmaschine mit einer einblasevorrichtung in einen gaswechselkanal, insbesondere zum lufteinblasen in einen abgaskanal
JP3875417B2 (ja) * 1998-11-25 2007-01-31 本田技研工業株式会社 車両用エンジンにおける燃料噴射装置
US8850804B2 (en) * 2013-02-15 2014-10-07 GM Global Technology Operations LLC Dual path SAIR for dual plane integrated exhaust manifolds

Also Published As

Publication number Publication date
FR3056638A1 (fr) 2018-03-30

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