EP1275838A1 - Système de recirculation de gaz d'échappement - Google Patents

Système de recirculation de gaz d'échappement Download PDF

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Publication number
EP1275838A1
EP1275838A1 EP01116604A EP01116604A EP1275838A1 EP 1275838 A1 EP1275838 A1 EP 1275838A1 EP 01116604 A EP01116604 A EP 01116604A EP 01116604 A EP01116604 A EP 01116604A EP 1275838 A1 EP1275838 A1 EP 1275838A1
Authority
EP
European Patent Office
Prior art keywords
valve
exhaust gas
recirculation system
bypass
gas recirculation
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Withdrawn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
EP01116604A
Other languages
German (de)
English (en)
Inventor
Bernhard Klipfel
Alan-Keith Pelczyk
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.)
Cooper Standard Automotive Deutschland GmbH
Original Assignee
Cooper Standard Automotive Deutschland 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 Cooper Standard Automotive Deutschland GmbH filed Critical Cooper Standard Automotive Deutschland GmbH
Priority to AT08016269T priority Critical patent/ATE484670T1/de
Priority to PT08016269T priority patent/PT2017456E/pt
Priority to EP01116604A priority patent/EP1275838A1/fr
Priority to DE50115663T priority patent/DE50115663D1/de
Priority to EP08016269A priority patent/EP2017456B1/fr
Priority to ES08016269T priority patent/ES2351537T3/es
Publication of EP1275838A1 publication Critical patent/EP1275838A1/fr
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • 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
    • F02M26/38—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 parallel
    • 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
    • F02M26/29—Constructional details of the coolers, e.g. pipes, plates, ribs, insulation or materials
    • F02M26/32—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
    • 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
    • F02M26/55—Systems for actuating EGR valves using vacuum actuators
    • 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
    • F02M26/67—Pintles; Spindles; Springs; Bearings; Sealings; Connections to actuators
    • 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
    • F02M26/65—Constructional details of EGR valves
    • F02M26/70—Flap valves; Rotary valves; Sliding valves; Resilient valves

Definitions

  • the invention relates to an exhaust gas recirculation system according to the Preamble of claim 1.
  • An exhaust gas recirculation system is known from DE 199 06 401 of the applicant and has a cooler through which the exhaust gas flows, a bypass which bypasses the cooler, and a valve that optionally selects the Radiator inlet or bypass closes. This can ever can be controlled according to the operating state of the engine, whether that Exhaust gas flows through the cooler and is therefore cooled or whether the cooler, for example in the cold running phase of the Motors, is bypassed so that the exhaust gas its Maintains initial temperature.
  • DE 197 33 964 A1 discloses a valve arrangement for Control of a recirculated exhaust gas flow in which the two valve plates for opening and closing the Radiator inlet and for opening and closing the bypass have a common actuation mechanism. The Actuation to open the respective valve plate takes place by supporting the other, closed valve.
  • An exhaust gas recirculation system is known from WO 96/30635, at the independently opening valves at the beginning of a Cooler supply line and provided at the beginning of a bypass are bypassing the cooler.
  • DE 296 11 034 U1 discloses an arrangement for removal the heat loss of an internal combustion engine in which two Lines through a common rotary valve element be opened or closed. However, it cannot be one Line can be opened independently of the other.
  • DE 198 41 927 A1 describes a device for recycling an exhaust gas flow, in which a Cooler passage for cooling the recirculated exhaust gas and a Bypass can be controlled by respective flap valves that are attached to a common operating rod. Out for this reason, even in this case, one line cannot opened independently of the other and regarding her Opening state can be set.
  • the invention is based on the object To create exhaust gas recirculation system in which in more effective Way and with a simple construction of the whole Valve arrangement a control of the exhaust gas temperature by a optional flow through the cooler or the bypass can be achieved.
  • a radiator valve that is open and Serves to close the cooler supply
  • a bypass valve that serves to open and close the bypass.
  • the two valves have a common one Drive in the form of a rotatable in two directions Rotary actuator or a vacuum source.
  • Rotary actuator or a vacuum source for one such rotary drive has been found to be the required opening is particularly reliable and permanent and ensure closing of the two valves.
  • the common drive is realized by a vacuum source. According to the invention there is the advantage that the structure of the Valve arrangement by using a common drive can be kept simple.
  • valves are provided such that each of the two valves regardless of the closed state of the other Valve can be opened.
  • it is Arrangement provided such that both suitably Lines can be closed, and that further a of the two lines can be opened while the other remains closed.
  • This is particularly the Volume flow through the cooler or the bypass adjustable while the other element is completely remains closed.
  • this can on the one hand can be realized that for the cooler and Bypass valve separate valve elements are provided that can be operated by separate actuators that with are connected to the common drive, so that either one or the other valve can be opened while the other remains unactuated.
  • the two valves are preferably in their respective biased closed position so that without actuation of the drive, there is no exhaust gas recirculation, which in certain situations may be desired.
  • Exhaust gas recirculation system according to the invention in this Embodiment usually separate Actuating mechanisms, at least separate valve rods for The two valves, the respective component that applies the preload, usually a compression spring, particularly good at that of the respective valve Situation to be adjusted.
  • a particularly compact design for the valve arrangement of the Exhaust gas recirculation system according to the invention results if the Valve rods of both valves are coaxial with each other. in this connection it is conceivable that the two valve rods differ from the extend common drive in opposite directions. However, it is preferred that the two be coaxial Valve rods are guided into each other, which is in this Embodiment results in a particularly compact design.
  • the actuation of the two valves by a common one Drive in the form of a vacuum source can be particularly effective in that both valves have a membrane, which each delimits a vacuum chamber, which with the common vacuum source is connectable.
  • two rotary elements are provided are that have a right-hand or left-hand thread, where the actuator of a valve is a thread of one direction, and the actuator of the other Valve has a thread in the other direction. hereby become both when the rotary drive rotates Actuators operated, only one of the two Actuators in one direction to open the valve is moved. The other actuator is running in a sense into the void.
  • an embodiment with common Rotary drive preferred in which several rotary elements are present are, each having a cam.
  • a rotary valve can for example, be provided so that it runs along its circumference over the adjacent openings of the Radiator passage and the bypass extends.
  • a rotary valve can for example, be provided so that it runs along its circumference over the adjacent openings of the Radiator passage and the bypass extends.
  • a disc with at least one recess that rotates around the disc axis.
  • FIGS Drawings illustrated embodiments explained in more detail.
  • the inventive Exhaust gas recirculation system a section in which a cooler 10 and a bypass 12 bypassing the cooler is provided. How is indicated by the arrow A, flows through to the Air supply system of an internal combustion engine to be recycled Exhaust gas depending on the position of the two valves 16, the Radiator inlet opens and closes, and 18 that bypass opens and closes either the cooler 10 or the bypass 12.
  • both flows partially be opened so that the respective proportion of the exhaust gas
  • the cooler 10 and the bypass 12 can be regulated flows through. As a result, the temperature of the exhaust gas in Dependent on the running condition of the engine become.
  • the two valves 16, 18 each have a valve plate 20, 22 on that with an associated valve seat for Closing the respective inlet cooperates.
  • the case shown is also the two valve rods 24, 26 executed such that the valve rod 24 of the radiator valve 16 is guided in the valve rod 26 of the bypass valve 18.
  • the opening movement it should be noted that the Radiator valve 16 is opened by moving upwards, during the bypass valve 18 by a downward movement is opened.
  • this respective movement is carried out by a common drive against a respective compression spring 28, 30, that biases both valves into their closed imagination.
  • a vacuum source for the actuation by means of a vacuum source are the respective valve rods 24, 26 at their upper ends a respective membrane 32, 34 connected, each one Vacuum chamber 36, 38 defined.
  • Via suitable connections 40 is the vacuum chamber 36, 38 each with a Vacuum source connectable.
  • valve 16 is opened by valve plate 20 is raised when the associated vacuum chamber 38 a vacuum is applied.
  • suitable controls of the pressure acting in each case in the vacuum chamber 36, 38 also the case can be realized that the two valves 16, 18 can be opened independently.
  • the Valves 16, 18 as such including the valve rods 24, 26 designed similar to the embodiment of FIG. 1. However, they are not at their respective upper area a membrane, but only with a respective one plate-like element 42 provided, via which when opening of the valve in the respective compression spring 28, 30 generated Force is transmitted to the valve rod 24, 26.
  • the two valves are actuated via a rotary drive, which in the case shown as DC motor 44 is provided.
  • the rotation of the DC motor 44 is transmitted to a gear 46, the has a thread on its hub so that rotation of the Gear 46 on a translationally guided Actuator is transferred.
  • the actuating element moves into the one direction or another and pushes up when moving the valve rod 24 upwards so that the radiator valve 16 opens. In the same way it presses down when actuated by rotating the gear 46 in the other direction Valve rod 26 down, so that the bypass valve 18th opens.
  • the other valve remains inactive.
  • the bypass valve 18 can be opened in the same way, by turning the gear 46 in a different direction is applied, and the actuator 48 accordingly is pushed to the left.
  • a compression spring 28 ensures that Closing the radiator valve 16 and remaining in the closed position.
  • the actuator 48 by suitable Direction of rotation of the motor 44 shifted to the left, and its The end separates from the left end according to the figure Valve rod 24 of the radiator valve 16.
  • a compression spring 30 is also provided, to bias the valve into its closed position.
  • the rotation of the DC motor 44 is shifted by gears in a Actuators 48 and 50 converted.
  • the one gear 46 a right hand thread 52, and the other gear 54 a left hand thread 56.
  • the rotating motor 44 rotates, causes the corresponding thread of a gear Movement of the respective actuating element 48, 50 in one Direction to open radiator 16 or bypass valve 18 against the force of the compression spring 28, 30.
  • the other Actuator 50 moves from the associated one Valve gone so that it doesn't work, and not too opening valve remains closed.
  • the motor rotates in the other direction so that the actuator of the open valve from this moved the valve by the force of the compression spring into the closed position is brought back, and that Actuator from now on except from the end of the valve stem Is touch. As the movement continues, this removes last viewed actuator from the valve, while the other actuator against the other valve the force presses on the compression spring.
  • FIG. 5 different directions of rotation of rotating elements optional opening and closing of the two valves used.
  • the rotation of a motor 44 will be last In the end two intermeshing and therefore in gears 46 and 54 rotating in different directions transfer.
  • the gears each have a cam 58, 60 on, which cooperates with a respective lever 62 and 64.
  • the respective lever is, as can additionally be seen from FIG. 6, which represents the left section of the arrangement in section, connected to a flap 66 which the cooler and Bypass valve forms.
  • FIG. 7 is an embodiment of the Exhaust gas recirculation system according to the invention shown, in which the Radiator and the bypass valve a common valve element which, on the one hand, as can be seen in FIG. 7, can close both inlets so that none Exhaust gas recirculation takes place.
  • the valve element 68 By turning the valve element 68 counterclockwise, so to some extent upwards, the inlet of the cooler 10 is released while through Twisting down the bypass 12 is opened.
  • the Actuation of the valve element 48 takes place according to the invention by a rotary drive that is perpendicular to the Actuating rod extending in the drawing plane acts. This Rotary drive can be due to the comparatively minor Angular movement as a step or so-called torque motor be provided.
  • valve element 68 it is conceivable to use one DC motor to use, and its rotary motion over a suitable gearbox in a smaller rotary motion Realization of the required, small deflection of the Convert valve element 68. It should also be noted that the connection of the valve element 68 with the Actuating rod 70 via a spring element 72, which the valve element 68 presses against the two valve seats. Furthermore, the valve element is in the case shown comparatively thin-walled, but it can also be thicker, for example, be made from solid.
  • the end face of the Radiator at which both the opening of the radiator, and also, adjacent to it, the opening of the bypass is located in the essential plan can be designed.
  • the opening A pane can be covered with at least one suitable one Recess can be provided, which by a (according to FIG. 7) in the Axis lying in the drawing plane is rotatable. By twisting the Slice the recess in an adjustable manner aligned with one of the openings so that either the Radiator or the bypass opened, and the opening condition can be adjusted while opening the other remains completely closed.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Mechanically-Actuated Valves (AREA)
EP01116604A 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement Withdrawn EP1275838A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AT08016269T ATE484670T1 (de) 2001-07-11 2001-07-11 Abgasrückführungssystem
PT08016269T PT2017456E (pt) 2001-07-11 2001-07-11 Sistema de recirculação de gases de escape
EP01116604A EP1275838A1 (fr) 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement
DE50115663T DE50115663D1 (de) 2001-07-11 2001-07-11 Abgasrückführungssystem
EP08016269A EP2017456B1 (fr) 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement
ES08016269T ES2351537T3 (es) 2001-07-11 2001-07-11 Sistema de recirculación de gases de escape.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01116604A EP1275838A1 (fr) 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP08016269A Division EP2017456B1 (fr) 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement

Publications (1)

Publication Number Publication Date
EP1275838A1 true EP1275838A1 (fr) 2003-01-15

Family

ID=8177987

Family Applications (2)

Application Number Title Priority Date Filing Date
EP08016269A Expired - Lifetime EP2017456B1 (fr) 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement
EP01116604A Withdrawn EP1275838A1 (fr) 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP08016269A Expired - Lifetime EP2017456B1 (fr) 2001-07-11 2001-07-11 Système de recirculation de gaz d'échappement

Country Status (5)

Country Link
EP (2) EP2017456B1 (fr)
AT (1) ATE484670T1 (fr)
DE (1) DE50115663D1 (fr)
ES (1) ES2351537T3 (fr)
PT (1) PT2017456E (fr)

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2872862A1 (fr) * 2004-07-09 2006-01-13 Renault Sas Dispositif de commande pour un circuit de recirculation de gaz d'echappement d'un moteur a combustion interne
ES2249186A1 (es) * 2005-03-01 2006-03-16 Dayco Ensa, S.L. Valvula by-pass y egr integrada.
WO2006056511A1 (fr) * 2004-11-26 2006-06-01 Siemens Aktiengesellschaft Procede de renvoi d'un courant partiel de gaz d'echappement au moteur a combustion interne d'un vehicule automobile
WO2006082049A1 (fr) * 2005-02-03 2006-08-10 Behr Gmbh & Co. Kg Echangeur de chaleur de gaz d'echappement, notamment pour automobiles
WO2006095087A1 (fr) * 2005-03-09 2006-09-14 Valeo Systemes De Controle Moteur Dispositif de recirculation de gaz d'echappement comportant une vanne de regulation de debit et de raccordement selectif
EP1707790A1 (fr) * 2005-03-31 2006-10-04 Cooper-Standard Automotive (Deutschland) GmbH Système de recyclage des gaz d'échappement
DE102005041150A1 (de) * 2005-07-19 2007-01-25 Behr Gmbh & Co. Kg Wärmeübertragerventileinrichtung
DE102005041149A1 (de) * 2005-07-19 2007-02-01 Behr Gmbh & Co. Kg Wärmeübertragerventileinrichtung
DE102005038402A1 (de) * 2005-08-12 2007-02-15 Benteler Automobiltechnik Gmbh Abgaskühler für Kraftfahrzeuge
US7219661B2 (en) 2004-09-14 2007-05-22 Volkswagen Ag Exhaust gas recirculation means and process for operation of the exhaust gas recirculation means
EP1806496A1 (fr) * 2006-01-04 2007-07-11 Delphi Technologies, Inc. Vanne pour commander le recyclage des gaz d'échappement dans un moteur
EP1857761A2 (fr) 2006-05-20 2007-11-21 Pierburg GmbH Unité de transmission de la chaleur pour moteurs à combustion interne
WO2007134962A1 (fr) * 2006-05-19 2007-11-29 Mahle International Gmbh Ensemble de soupapes pour système de recyclage des gaz d'échappement
WO2008087046A1 (fr) * 2007-01-19 2008-07-24 Behr Thermot-Tronik Gmbh Dispositif soupape pour caloporteur
WO2008087045A1 (fr) * 2007-01-19 2008-07-24 Behr Thermot-Tronik Gmbh Dispositif soupape pour caloporteur
DE102007033925A1 (de) 2007-07-20 2009-01-22 Volkswagen Ag Abgasrückführeinrichtung
DE102007048301A1 (de) * 2007-10-08 2009-04-09 Benteler Automobiltechnik Gmbh Ventilanordnung eines Abgasrückführungssystems
US7610949B2 (en) 2006-11-13 2009-11-03 Dana Canada Corporation Heat exchanger with bypass
EP2133546A1 (fr) * 2008-06-12 2009-12-16 Kia Motors Corporation Dispositif de recirculation des gaz d'échappement et véhicule
DE102009036284A1 (de) * 2009-08-06 2011-02-24 Pierburg Gmbh Ventilvorrichtung für eine Verbrennungskraftmaschine
US7938106B2 (en) 2005-09-08 2011-05-10 Behr Gmbh & Co. Kg Device for controlling an exhaust gas stream
EP2357350A1 (fr) * 2010-02-16 2011-08-17 Kamtec Inc. Vanne de recyclage des gaz d'échappement pour véhicule
US8281771B2 (en) 2010-02-16 2012-10-09 Kamtec Inc. Exhaust gas recirculation valve in vehicle
WO2017125197A1 (fr) * 2016-01-18 2017-07-27 Bayerische Motoren Werke Aktiengesellschaft Dispositif et procédé de recirculation des gaz d'échappement
DE102018212663B3 (de) * 2018-07-30 2019-11-28 Hanon Systems Kombiniertes AGR- und Abgaskühler-Ventil
EP3719295A1 (fr) * 2019-04-02 2020-10-07 Vitesco Technologies GmbH Soupape d'ouverture et de fermeture d'une conduite de gaz d'échappement et système d'acheminement des gaz d'échappement
CN113464324A (zh) * 2021-07-27 2021-10-01 无锡双翼汽车环保科技有限公司 一种多通道egr冷却器

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Publication number Priority date Publication date Assignee Title
EP0489263A2 (fr) * 1990-11-06 1992-06-10 Mazda Motor Corporation Système de récirculation de gaz d'échappement pour un moteur à combustion interne
JPH10196462A (ja) * 1997-01-13 1998-07-28 Isuzu Motors Ltd ディーゼルエンジンのｅｇｒ装置
DE19733964A1 (de) * 1997-08-06 1999-02-11 Volkswagen Ag Ventilanordnung zur Steuerung eines rückgeführten Abgasstromes
DE19924920A1 (de) * 1999-05-31 2000-12-07 Volkswagen Ag Vorrichtung und Verfahren zur Abgasrückführung an Verbrennungskraftmaschinen
DE19930416A1 (de) * 1999-07-02 2001-01-04 Iav Gmbh Kühlvorrichtung für zur Saugseite eines aufgeladenen Verbrennungsmotors rückgeführtes Abgas

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US5617726A (en) 1995-03-31 1997-04-08 Cummins Engine Company, Inc. Cooled exhaust gas recirculation system with load and ambient bypasses
DE29611034U1 (de) 1996-06-12 1997-10-16 Hohenberger, Ralph, 13583 Berlin Anordnung zur Abführung der Verlustwärme eines Verbrennungsmotors
DE19841927A1 (de) 1998-09-14 2000-03-16 Wahler Gmbh & Co Gustav Einrichtung zur Rückführung eines Abgasstromes zum Saugrohr einer Brennkraftmaschine
DE10025877C2 (de) * 2000-05-25 2002-04-11 Siebe Automotive Deutschland Gmbh Abgasrückführsystem

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Publication number Priority date Publication date Assignee Title
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US7219661B2 (en) 2004-09-14 2007-05-22 Volkswagen Ag Exhaust gas recirculation means and process for operation of the exhaust gas recirculation means
WO2006056511A1 (fr) * 2004-11-26 2006-06-01 Siemens Aktiengesellschaft Procede de renvoi d'un courant partiel de gaz d'echappement au moteur a combustion interne d'un vehicule automobile
KR100750427B1 (ko) * 2004-11-26 2007-08-21 지멘스 악티엔게젤샤프트 부분 배기 가스 유동을 차량의 내연 기관으로 재순환시키는방법
WO2006082049A1 (fr) * 2005-02-03 2006-08-10 Behr Gmbh & Co. Kg Echangeur de chaleur de gaz d'echappement, notamment pour automobiles
ES2249186A1 (es) * 2005-03-01 2006-03-16 Dayco Ensa, S.L. Valvula by-pass y egr integrada.
FR2883037A1 (fr) * 2005-03-09 2006-09-15 Valeo Sys Controle Moteur Sas Dispositif de recirculation de gaz d'echappement comportant une vanne de regulation de debit et de raccordement selectif
WO2006095087A1 (fr) * 2005-03-09 2006-09-14 Valeo Systemes De Controle Moteur Dispositif de recirculation de gaz d'echappement comportant une vanne de regulation de debit et de raccordement selectif
EP1707790A1 (fr) * 2005-03-31 2006-10-04 Cooper-Standard Automotive (Deutschland) GmbH Système de recyclage des gaz d'échappement
DE102005041150A1 (de) * 2005-07-19 2007-01-25 Behr Gmbh & Co. Kg Wärmeübertragerventileinrichtung
DE102005041149A1 (de) * 2005-07-19 2007-02-01 Behr Gmbh & Co. Kg Wärmeübertragerventileinrichtung
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US7938106B2 (en) 2005-09-08 2011-05-10 Behr Gmbh & Co. Kg Device for controlling an exhaust gas stream
EP1926907B1 (fr) * 2005-09-08 2016-08-31 MAHLE Behr GmbH & Co. KG Dispositif destine a commander un flux de gaz d'echappement
EP1806496A1 (fr) * 2006-01-04 2007-07-11 Delphi Technologies, Inc. Vanne pour commander le recyclage des gaz d'échappement dans un moteur
WO2007134962A1 (fr) * 2006-05-19 2007-11-29 Mahle International Gmbh Ensemble de soupapes pour système de recyclage des gaz d'échappement
US8225773B2 (en) 2006-05-19 2012-07-24 Mahle International Gmbh Valve arrangement for an exhaust gas recirculation device
EP1857761A2 (fr) 2006-05-20 2007-11-21 Pierburg GmbH Unité de transmission de la chaleur pour moteurs à combustion interne
EP1857761A3 (fr) * 2006-05-20 2011-12-28 Pierburg GmbH Unité de transmission de la chaleur pour moteurs à combustion interne
US7610949B2 (en) 2006-11-13 2009-11-03 Dana Canada Corporation Heat exchanger with bypass
WO2008087045A1 (fr) * 2007-01-19 2008-07-24 Behr Thermot-Tronik Gmbh Dispositif soupape pour caloporteur
WO2008087046A1 (fr) * 2007-01-19 2008-07-24 Behr Thermot-Tronik Gmbh Dispositif soupape pour caloporteur
DE102007033925A1 (de) 2007-07-20 2009-01-22 Volkswagen Ag Abgasrückführeinrichtung
DE102007048301B4 (de) * 2007-10-08 2011-07-07 Benteler Automobiltechnik GmbH, 33102 Ventilanordnung eines Abgasrückführungssystems
DE102007048301A1 (de) * 2007-10-08 2009-04-09 Benteler Automobiltechnik Gmbh Ventilanordnung eines Abgasrückführungssystems
EP2133546A1 (fr) * 2008-06-12 2009-12-16 Kia Motors Corporation Dispositif de recirculation des gaz d'échappement et véhicule
DE102009036284A1 (de) * 2009-08-06 2011-02-24 Pierburg Gmbh Ventilvorrichtung für eine Verbrennungskraftmaschine
US8281771B2 (en) 2010-02-16 2012-10-09 Kamtec Inc. Exhaust gas recirculation valve in vehicle
EP2357350A1 (fr) * 2010-02-16 2011-08-17 Kamtec Inc. Vanne de recyclage des gaz d'échappement pour véhicule
WO2017125197A1 (fr) * 2016-01-18 2017-07-27 Bayerische Motoren Werke Aktiengesellschaft Dispositif et procédé de recirculation des gaz d'échappement
CN108138704A (zh) * 2016-01-18 2018-06-08 宝马股份公司 用于废气再循环的设备和方法
US10458370B2 (en) 2016-01-18 2019-10-29 Bayerische Motoren Werke Aktiengesellschaft Apparatus and method for exhaust gas recirculation
DE102018212663B3 (de) * 2018-07-30 2019-11-28 Hanon Systems Kombiniertes AGR- und Abgaskühler-Ventil
EP3719295A1 (fr) * 2019-04-02 2020-10-07 Vitesco Technologies GmbH Soupape d'ouverture et de fermeture d'une conduite de gaz d'échappement et système d'acheminement des gaz d'échappement
CN113464324A (zh) * 2021-07-27 2021-10-01 无锡双翼汽车环保科技有限公司 一种多通道egr冷却器

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EP2017456A1 (fr) 2009-01-21
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ATE484670T1 (de) 2010-10-15
EP2017456B1 (fr) 2010-10-13
PT2017456E (pt) 2010-12-02

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