FR3038661B1 - Circuit de recirculation de gaz d'echappement pour un moteur thermique a allumage commande - Google Patents
Circuit de recirculation de gaz d'echappement pour un moteur thermique a allumage commande Download PDFInfo
- Publication number
- FR3038661B1 FR3038661B1 FR1556535A FR1556535A FR3038661B1 FR 3038661 B1 FR3038661 B1 FR 3038661B1 FR 1556535 A FR1556535 A FR 1556535A FR 1556535 A FR1556535 A FR 1556535A FR 3038661 B1 FR3038661 B1 FR 3038661B1
- Authority
- FR
- France
- Prior art keywords
- exhaust gas
- gas recirculation
- recirculation circuit
- ignition engine
- thermal ignition
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/23—Layout, e.g. schematics
- F02M26/25—Layout, e.g. schematics with coolers having bypasses
- F02M26/26—Layout, e.g. schematics with coolers having bypasses characterised by details of the bypass valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/0406—Layout of the intake air cooling or coolant circuit
- F02B29/0418—Layout of the intake air cooling or coolant circuit the intake air cooler having a bypass or multiple flow paths within the heat exchanger to vary the effective heat transfer surface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
- F02M26/06—Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/33—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage controlling the temperature of the recirculated gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2720/00—Engines with liquid fuel
- F02B2720/30—Engines with air compression and ignition device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/23—Layout, e.g. schematics
- F02M26/28—Layout, e.g. schematics with liquid-cooled heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/52—Systems for actuating EGR valves
- F02M26/53—Systems for actuating EGR valves using electric actuators, e.g. solenoids
- F02M26/54—Rotary actuators, e.g. step motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/65—Constructional details of EGR valves
- F02M26/71—Multi-way valves
-
- 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Abstract
L'invention a pour objet un circuit (22) de recirculation de gaz d'échappement pour un moteur thermique (10) à essence comportant : - un échangeur thermique (50) agencé pour refroidir les gaz d'échappement qui le traversent, et - un conduit de dérivation (60) dudit échangeur thermique pour sélectivement diriger les gaz d'échappement vers le moteur (10) sans traverser l'échangeur thermique (50).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1556535A FR3038661B1 (fr) | 2015-07-09 | 2015-07-09 | Circuit de recirculation de gaz d'echappement pour un moteur thermique a allumage commande |
PCT/FR2016/051640 WO2017006025A1 (fr) | 2015-07-09 | 2016-06-30 | Circuit de recirculation de gaz d'echappement pour un moteur thermique a allumage commande |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1556535A FR3038661B1 (fr) | 2015-07-09 | 2015-07-09 | Circuit de recirculation de gaz d'echappement pour un moteur thermique a allumage commande |
FR1556535 | 2015-07-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3038661A1 FR3038661A1 (fr) | 2017-01-13 |
FR3038661B1 true FR3038661B1 (fr) | 2019-01-25 |
Family
ID=54007904
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1556535A Expired - Fee Related FR3038661B1 (fr) | 2015-07-09 | 2015-07-09 | Circuit de recirculation de gaz d'echappement pour un moteur thermique a allumage commande |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR3038661B1 (fr) |
WO (1) | WO2017006025A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10465635B2 (en) * | 2017-03-21 | 2019-11-05 | GM Global Technology Operations LLC | Systems and methods with improved LR-EGR activation |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7007680B2 (en) * | 2003-08-07 | 2006-03-07 | Mack Trucks, Inc. | Cooler bypass valve system and method |
DE102004044895A1 (de) * | 2004-09-14 | 2006-03-30 | Volkswagen Ag | Abgasrückführeinrichtung und Verfahren zum Betreiben der Abgasrückführeinrichtung |
DE102008008492B4 (de) * | 2008-02-11 | 2015-05-21 | Pierburg Gmbh | Verfahren zur Steuerung einer Kraftfahrzeug-Verbrennungsmotoranordnung |
JP2013256936A (ja) * | 2012-05-16 | 2013-12-26 | Denso Corp | 排気還流装置 |
JP6051989B2 (ja) * | 2013-03-21 | 2016-12-27 | マツダ株式会社 | エンジンの冷却装置 |
-
2015
- 2015-07-09 FR FR1556535A patent/FR3038661B1/fr not_active Expired - Fee Related
-
2016
- 2016-06-30 WO PCT/FR2016/051640 patent/WO2017006025A1/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2017006025A1 (fr) | 2017-01-12 |
FR3038661A1 (fr) | 2017-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Search report ready |
Effective date: 20170113 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
ST | Notification of lapse |
Effective date: 20210305 |