EP1270919A3 - Exhaust gas recirculation system - Google Patents

Exhaust gas recirculation system Download PDF

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Publication number
EP1270919A3
EP1270919A3 EP02008058A EP02008058A EP1270919A3 EP 1270919 A3 EP1270919 A3 EP 1270919A3 EP 02008058 A EP02008058 A EP 02008058A EP 02008058 A EP02008058 A EP 02008058A EP 1270919 A3 EP1270919 A3 EP 1270919A3
Authority
EP
European Patent Office
Prior art keywords
gas recirculation
exhaust gas
recirculation system
valve
exhaust
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.)
Withdrawn
Application number
EP02008058A
Other languages
German (de)
French (fr)
Other versions
EP1270919A2 (en
Inventor
Osman Sari
Heinrich Dismon
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.)
Pierburg GmbH
Original Assignee
Pierburg GmbH
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 Pierburg GmbH filed Critical Pierburg GmbH
Publication of EP1270919A2 publication Critical patent/EP1270919A2/en
Publication of EP1270919A3 publication Critical patent/EP1270919A3/en
Withdrawn legal-status Critical Current

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
    • F02M26/65—Constructional details of EGR valves
    • F02M26/66—Lift valves, e.g. poppet valves
    • F02M26/69—Lift valves, e.g. poppet valves having two or more valve-closing members
    • 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
    • F02M26/08—EGR systems specially adapted for supercharged engines for engines having two or more intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional 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
    • F02M26/39—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with two or more EGR valves disposed in series
    • 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
    • F02M26/42—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders
    • 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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/22—Multi-cylinder engines with cylinders in V, fan, or star arrangement

Abstract

Die Erfindung beschreibt eine Abgasrückführanordnung für einen Verbrennungsmotor mit zwei getrennten Abgassträngen, wobei ein Abgasrückführventil (9) zwei Ventilglieder (17, 19) aufweist, wovon eines den Auslaß (10) zum Saugrohr (11) kontrolliert und das zweite Ventilglied (19) eine Verbindung zwischen den beiden Abgassträngen (3, 4) beherrscht.

Figure imgaf001
The invention describes an exhaust gas recirculation arrangement for an internal combustion engine with two separate exhaust lines, wherein an exhaust gas recirculation valve (9) has two valve members (17, 19), one of which controls the outlet (10) to the suction pipe (11) and the second valve member (19) a connection between the two exhaust lines (3, 4) dominated.
Figure imgaf001
EP02008058A 2001-06-25 2002-04-11 Exhaust gas recirculation system Withdrawn EP1270919A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10130013 2001-06-25
DE10130013A DE10130013A1 (en) 2001-06-25 2001-06-25 Exhaust gas recirculation arrangement

Publications (2)

Publication Number Publication Date
EP1270919A2 EP1270919A2 (en) 2003-01-02
EP1270919A3 true EP1270919A3 (en) 2006-05-17

Family

ID=7689005

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02008058A Withdrawn EP1270919A3 (en) 2001-06-25 2002-04-11 Exhaust gas recirculation system

Country Status (2)

Country Link
EP (1) EP1270919A3 (en)
DE (1) DE10130013A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10234845A1 (en) * 2002-07-31 2004-02-19 Daimlerchrysler Ag Internal combustion engine with exhaust return has valve housing with mixing chamber with two exhaust gas inlet apertures and one exhaust gas outlet aperture
FR2858013B1 (en) * 2003-07-22 2007-06-29 Renault Sa INTERNAL COMBUSTION ENGINE FOR A MOTOR VEHICLE COMPRISING AN EGR VALVE
DE102014117309B4 (en) 2014-11-26 2021-02-04 Pierburg Gmbh Valve device for exhaust gas recirculation on an internal combustion engine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06147025A (en) * 1992-11-11 1994-05-27 Toyota Motor Corp Exhaust reflux device
DE19539921C1 (en) * 1995-10-26 1997-02-27 Ranco Inc Exhaust-gas recirculation valve
US6006732A (en) * 1998-09-03 1999-12-28 Navistar International Transportation Corp Balanced flow EGR control apparatus
DE19951591C1 (en) * 1999-10-27 2001-01-04 Daimler Chrysler Ag Exhaust gas return device for internal combustion engines has two exhaust flows sealed from each other in all valve positions by sealing element as axial guide element between valve plates

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06147025A (en) * 1992-11-11 1994-05-27 Toyota Motor Corp Exhaust reflux device
DE19539921C1 (en) * 1995-10-26 1997-02-27 Ranco Inc Exhaust-gas recirculation valve
US6006732A (en) * 1998-09-03 1999-12-28 Navistar International Transportation Corp Balanced flow EGR control apparatus
DE19951591C1 (en) * 1999-10-27 2001-01-04 Daimler Chrysler Ag Exhaust gas return device for internal combustion engines has two exhaust flows sealed from each other in all valve positions by sealing element as axial guide element between valve plates

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 465 (M - 1665) 30 August 1994 (1994-08-30) *

Also Published As

Publication number Publication date
DE10130013A1 (en) 2003-01-02
EP1270919A2 (en) 2003-01-02

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