EP2881576B1 - Ansaugmodul - Google Patents

Ansaugmodul Download PDF

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Publication number
EP2881576B1
EP2881576B1 EP14195476.8A EP14195476A EP2881576B1 EP 2881576 B1 EP2881576 B1 EP 2881576B1 EP 14195476 A EP14195476 A EP 14195476A EP 2881576 B1 EP2881576 B1 EP 2881576B1
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EP
European Patent Office
Prior art keywords
flow
control member
air
injection
exhaust gases
Prior art date
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Active
Application number
EP14195476.8A
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English (en)
French (fr)
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EP2881576A1 (de
Inventor
Benjamin Ferlay
Jean-Pierre Galland
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.)
Valeo Systemes Thermiques SAS
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Valeo Systemes Thermiques SAS
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Publication of EP2881576A1 publication Critical patent/EP2881576A1/de
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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
    • F02M26/70—Flap valves; Rotary valves; Sliding valves; Resilient 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
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/09—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine
    • 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
    • F02M26/12—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems characterised by means for attaching parts of an EGR system to each other or to engine parts
    • 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
    • F02M26/17—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system
    • F02M26/19—Means for improving the mixing of air and recirculated exhaust gases, e.g. venturis or multiple openings to the intake system
    • 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
    • F02M26/17—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system
    • F02M26/21—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system with EGR valves located at or near the connection to the intake system
    • 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
    • F02M26/27—Layout, e.g. schematics with air-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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
    • F02M35/10222—Exhaust gas recirculation [EGR]; Positive crankcase ventilation [PCV]; Additional air admission, lubricant or fuel vapour admission
    • 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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
    • F02M35/10268—Heating, cooling or thermal insulating means

Definitions

  • the present invention relates to the general field of air supply to motor vehicle engines, and more particularly to engines in which the supply air comes from a compressor or a turbocharger.
  • the invention relates more particularly to multi-cylinder engines and to the devices used to distribute the flows of recirculated exhaust gases to the cylinders.
  • the engines concerned by the invention can be with spark ignition or with compression ignition (diesel engine). Motors can be supercharged or powered at atmospheric pressure.
  • a thermal engine of a motor vehicle comprises a combustion chamber, generally formed by a plurality of cylinders, in which a mixture of oxidant and fuel is burned to generate the work of the engine.
  • the gases admitted into the combustion chamber are called intake gases. They include air that is called charge air when it comes from a compressor.
  • RAS charge air cooler
  • exhaust gases In order to reduce polluting emissions, it is known to introduce into the intake gas flow, so-called “recirculated” exhaust gases, known to those skilled in the art under the English acronym “EGR” corresponding to “Exhaust Gas recirculation ”. These are exhaust gases taken downstream of the combustion chamber to be redirected (recirculated) to the intake gas flow, upstream of the combustion chamber, where they are mixed with the charge air. for admission to the combustion chamber.
  • an intake manifold intended to be mounted on the cylinder head of the engine allows the possible mixture of the fresh air flow and the recirculated exhaust gas flow, and the distribution of the mixture in the cylinder head.
  • means are provided for conveying recirculated exhaust gases into the intake manifold allowing the distributed injection of recirculated exhaust gases into the charge air flow.
  • the recirculated exhaust gases known as EGR gases are introduced into the intake manifold via a distribution channel arranged transversely to the flow of the charge air emerging for example by downstream of the charge air cooler and having a few injection holes which allow the recirculated exhaust gas to flow into the volume of the intake manifold.
  • the recirculated exhaust gases can mix with the intake gases, for example from the charge air cooler.
  • the mixture is then directed to outlet channels to supply the engine cylinder (s).
  • the size and position of the injection holes are fixed. Indeed, the size and the arrangement of the holes are predefined for a certain range of engine operation and cannot be modified during engine operation.
  • injection holes having a certain diameter make it possible to obtain a rate of exhaust gas in the cylinders satisfactory for an engine speed around 1250 rpm.
  • the rate of exhaust gas recirculated in the cylinders is not satisfactory for an engine speed around 2000 rpm. The reverse is also valid.
  • WO2012130513 discloses an air intake module.
  • the invention relates to an air intake module according to independent claim 1.
  • Such a distribution device makes it possible to optimize the distribution of recirculated exhaust gases for several engine operating points, for example for an engine speed range of the order of 1250 to 2500 rpm.
  • control member enables active modulation of the flow of recirculated exhaust gases injected into the flow of charge air, by modifying the cross section of the flow of recirculated exhaust gases injected by the first means d injection into the charge air flow, in particular depending on engine conditions.
  • control member is rotary and is configured to modulate the flow of recirculated exhaust gases as a function of the angular position of the rotary control member. It may for example be a rotary plug, or a rotary shutter, such as a butterfly type shutter.
  • control member is movable in translation. It may for example be a movable shutter in translation of the guillotine type.
  • the first injection means comprises at least a first injection hole and the control member is shaped so as to adjust the dimensions of the first injection hole.
  • the control member makes it possible to vary the size or dimension of the first injection holes as a function of the engine speed, and consequently allows precise distribution of exhaust gas according to different engine conditions.
  • the air intake module comprises a heat exchanger configured to condition the air flow, and an intake manifold configured to supply at least one engine cylinder arranged downstream of the heat exchanger according to the direction of flow of the air flow in the intake module.
  • the recirculated exhaust gas distribution device is arranged downstream of the heat exchanger, on a part upstream of the intake manifold, with respect to the direction of flow of the air flow in the intake module.
  • an intake module 1 intended to be placed on the cylinder head of a multi-cylinder engine (not shown in the figures) and which comprises for each engine cylinder at least one conduit intended to extend into the cylinder head to supply the cylinder with gas of admission.
  • the intake module 1 comprises an intake manifold 3, also called a distribution manifold, into which the supply duct (s) for the engine cylinders open (s).
  • the intake manifold 3 is configured to distribute the intake gas flows between the conduits respectively associated with an engine cylinder according to the example illustrated.
  • the intake module 1 further comprises an inlet manifold 5 making it possible to supply the intake manifold 3 with intake gas.
  • the intake module 1 comprises a heat exchanger 7 through which the intake gases coming from the inlet manifold 5 pass before being distributed in the supply conduits of the various cylinders.
  • the heat exchanger 7 is configured to cool the charge air.
  • a heat exchanger 7 is generally called a charge air cooler, known by the abbreviation "RAS”.
  • RAS charge air cooler
  • Such a heat exchanger 7 can comprise a bundle of tubes or plates (not shown) delimiting the circulation channels of a fluid, such as the coolant, and has at least one inlet and outlet pipe 9 for the coolant.
  • the terms “upstream” and “downstream” are defined with respect to the direction of circulation of the charge air in the intake module 1.
  • the charge air is introduced into the heat exchanger 7 by the inlet manifold 5, mounted upstream of the heat exchanger 7, and evacuated by the intake manifold 3, also called distribution manifold, mounted in downstream of the heat exchanger 7 and intended to be connected to the cylinder head of the engine (not shown).
  • the intake manifold 3 allows a distributed intake, in the engine cylinders, of the intake gases and / or of the recirculated exhaust gases.
  • the intake manifold 3 is for example made of metal and can be mounted on the cylinder head of the engine (not shown).
  • the intake manifold 3 comprises at least one outlet channel 10 forming a passage section for the charge air.
  • supercharging air is meant here fresh air possibly mixed with exhaust gases recovered at the engine outlet.
  • the intake manifold 3, mounted downstream of the heat exchanger 7, comprises an open upstream part on which opens the outlet face of the heat exchanger bundle 7, and a downstream part intended to be fixed on the cylinder head of the engine.
  • the downstream part of the intake manifold 3 here comprises the outlet channel (s) 10 arranged to open respectively in the engine intake cylinders.
  • the intake manifold 3 further comprises a device 11 for distributing recirculated exhaust gases.
  • the distribution device 11 is at the level upstream of the intake manifold 3.
  • the distribution device 11 allows injection of the recirculated exhaust gases into the charge air flow.
  • the distribution device 11 comprises a distribution channel 13 for the exhaust gases and a first injection means 15 for the exhaust gases, such as at least a first injection hole 15, making it possible to put in fluid communication the distribution channel 13 and the outlet channel or channels 10 for supplying the cylinders.
  • the distribution channel 13 is arranged on the part upstream of the intake manifold 3.
  • the distribution channel 13 extends in the example illustrated on the figures 2 and 3 facing the outlet of the heat exchanger 7, substantially transverse to the direction of flow of the charge air.
  • the distribution channel 13 here extends over the entire width of the intake manifold 3.
  • It may be a distribution channel 13 of substantially cylindrical shape.
  • the first injection hole (s) 15 are, for example, formed on a wall of the distribution channel 13 downstream relative to the direction of circulation of the charge air.
  • the distribution channel 13 comprises a series of first injection holes 15, here four first injection holes 15.
  • the first injection holes 15 are, for example, substantially circular. They could also be oval or any other suitable shape.
  • the intake manifold 3 may have a number of different first injection holes 15. Furthermore, in an alternative embodiment, it is possible to provide another shape or dimensions of the first different injection holes 15.
  • the distribution device 11 further comprises a control member 17 configured to modulate the flow of recirculated exhaust gases which is injected by the first injection means 15.
  • control member 17 is here shaped so as to vary the dimensions of the first injection holes 15.
  • control 17 is shaped so as to adjust the diameter of the first injection holes 15.
  • the dimensions, in particular the diameter, of the first injection holes 15 are linked to the engine speed.
  • the control member makes it possible to adjust the dimensions of the first injection holes 15 as a function of the engine speed.
  • the control member 17 can be driven by an actuator 18 which can be electric or alternatively pneumatic. With the aid of an electric actuator 18, it is possible to provide a continuous fine adjustment of the position, for example angular, of the control member 17 with a very low amplitude of movement. Using a pneumatic actuator 18, it is possible, for example, to provide a predefined number of angular positions of the control member 17.
  • control member 17 can be driven by the drive shaft.
  • control member 17 is movable in translation.
  • a movable regulating shutter in translation such as a guillotine type shutter.
  • control member 17 is produced in the form of a substantially cylindrical rotary tube called a plug.
  • a rotary control member such as a rotary shutter, for example a butterfly type shutter.
  • the plug 17 is configured to rotate about its longitudinal axis.
  • the plug 17 is able to be arranged so that its longitudinal axis is arranged substantially transversely with respect to the direction of flow of the charge air.
  • the plug 17 is arranged in the distribution channel 13 so as to extend opposite the outlet of the heat exchanger 7, substantially transversely to the direction of flow of the charge air.
  • the plug 17 can extend over the entire length of the distribution channel 13 and therefore here over the entire width of the intake manifold 3.
  • the plug 17 here comprises an orifice 19 for the entry of the exhaust gases recirculated into the plug 17.
  • the introduction of the exhaust gases into the plug 17 is shown diagrammatically by the arrow EGR on the figure 2 .
  • the plug 17 is shaped so as to allow or block the circulation of recirculated exhaust gases, but also to modulate the flow of exhaust gases, in particular by adjusting the passage section of the first injection holes 15, as a function of the angular position of the plug 17.
  • the plug 17 includes a second injection means 21, such as at least one second injection hole 21.
  • the second injection means 21 is shaped so as to make it possible to vary / adjust the cross section of the flow of exhaust gas recirculated by the first injection means 15.
  • the plug 17 comprises a series of second injection holes 21, more precisely of the same number as the first injection holes 15, here four.
  • the plug 17 has on the same side the series of second injection holes 21, four holes according to the example illustrated.
  • the second injection holes 21 allow, when they are at least partially opposite the first injection holes 15, the injection of the exhaust gases into the charge air flow.
  • the plug 17 is able to be arranged in a position allowing the fluid communication between a first injection hole 15 and a second injection hole 21 associated.
  • each second injection hole 21 is arranged on the plug 17 so as to be able to be aligned with a first injection hole 15 associated as a function of the position of the plug 17, as illustrated on the figures 2 and 3 , that is to say so that the first and second associated injection holes 15, 21 are vis-à-vis allowing the passage of an exhaust gas flow.
  • a second injection hole 21 is aligned with a first injection hole 15 associated the passage is maximum for the flow of recirculated exhaust gases.
  • the second injection holes 21 have a substantially circular shape.
  • second injection holes 21 can vary. One can also provide a shape or dimensions of the second different injection holes. One can also provide a different distribution of the second injection holes 21 on the plug 17. In particular, the second injection holes 21 may not be aligned with each other.
  • the injection of the exhaust gases is distributed thanks to the distribution of the first injection holes 15 along the distribution channel 13 and to the distribution of the second injection holes 21 along the plug 17.
  • the supercharging air comprising fresh air possibly mixed with recirculated exhaust gases is then distributed in the outlet channels 10 in order to supply the cylinders of the engine with gas for their combustion.
  • the dispensing device 11 may further comprise at least one sealing means 23 arranged so as to prevent a flow of recirculated exhaust gas injected via a second injection hole 21 from again circulating towards another second injection hole 21 of the plug 17 instead of circulating in the volume of the intake manifold 3 to be directed towards the outlet channels 10.
  • At least one return means can be provided, such as a return spring, arranged so as to urge the plug 17 towards a predefined safety position, for example in the event of a malfunction. of the actuator 18.
  • this predefined position can be such that the second injection holes 21 of the plug 17 coincide with the first injection holes 15 of the distribution channel 13 or on the contrary such that the second injection holes 21 of the plug 17 are not aligned with the first injection holes 15 of the distribution channel 13.
  • the distribution device 11 allows active distribution of the recirculated exhaust gases, in other words allows active adaptation of the flows of recirculated exhaust gases by the first injection means 15, according to the flow rate of the recirculated exhaust gases. arriving at the gas inlet 9.
  • the cross-section of the flow of recirculated exhaust gas can be adjusted as a function of the speed or the flow rate of the recirculated exhaust gas.
  • the gas passage section defined by the first injection hole 15 closest to the gas inlet orifice 19 can be reduced so as to force the exhaust gas towards the other first injection holes 15 further from the gas inlet orifice 19.
  • the first injection hole 15 in the event of a low flow rate of the recirculated exhaust gases, the first injection hole 15 must have a smaller diameter relative to the other first injection holes 15. To do this, in the case of a rotary plug 17, the plug 17 is rotated in a corresponding angular position.
  • the first injection hole 15 closest to the gas inlet orifice 19 risks being bypassed, the exhaust gas rather circulating towards the injection holes 15 further from the gas inlet port 19.
  • the gas passage section defined by the first injection hole 15 closest to the gas inlet port 19 can be increased so as to force the passage of the exhaust gas through this first injection hole 15 closest to the gas inlet orifice 19.
  • the first injection hole 15 must have a larger diameter compared to the other first injection holes 15. To do this, in the case of a rotary plug 17, the plug 17 is rotated in a corresponding angular position .
  • a computer in the vehicle can for example detect the flow of recirculated exhaust gases and send a corresponding instruction to the actuator 18 to drive the control member 17 in the appropriate position to vary the diameter of the first injection holes. 15.
  • This provides a distribution of recirculated exhaust gases suitable for an engine speed range, for example of the order of 1250 to 2500 rpm, which is wider than for the solutions of the prior art allowing passive distribution. exhaust gas, that is to say without adapting the cross-section of the flow of recirculated exhaust gas.
  • the distribution device 11 can be directly connected to a pipe 25 for transporting exhaust gas recovered at the engine outlet.

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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)

Claims (7)

  1. Luftansaugmodul (1), das konfiguriert ist, mindestens einen Zylinder eines Verbrennungsmotors mit einem Luftstrom wie Ladeluft zu versorgen, der Ansauggase und/oder rückgeführte Abgase (EGR) enthält, wobei das Ansaugmodul (1) enthält:
    • einen Wärmetauscher (7), der konfiguriert ist, den Luftstrom aufzubereiten, und
    • eine Ansaugleitung (3), die konfiguriert ist, mindestens einen Zylinder des Motors zu versorgen, angeordnet stromabwärts hinter dem Wärmetauscher (7) gemäß der Strömungsrichtung des Luftstroms im Ansaugmodul (1),
    wobei das Modul mindestens einer Verteilungsvorrichtung (11) von rückgeführten Abgasen der Ansaugleitung (3) enthält, wobei die Verteilungsvorrichtung (11) einen Verteilungskanal (13) rückgeführter Abgase aufweist, wobei der Verteilungskanal (13) eine erste Einspritzeinrichtung (15) rückgeführter Abgase in den Luftstrom enthält, um mindestens einen Zylinder zu versorgen,
    wobei die Verteilungsvorrichtung (11) außerdem ein Kontrollorgan (17) aufweist, das im Verteilungskanal (13) angeordnet und konfiguriert ist, den von der ersten Einspritzeinrichtung (15) eingespritzten Strom rückgeführter Abgase zu modulieren;
    wobei die Verteilungsvorrichtung rückgeführter Abgase (11) stromabwärts hinter dem Wärmetauscher (7) in einem Bereich stromaufwärts vor der Ansaugleitung (3) bezüglich der Strömungsrichtung des Luftstroms im Ansaugmodul (1) angeordnet ist, und wobei die erste Einspritzeinrichtung (15) mindestens ein erstes Einspritzloch (15) aufweist, wobei das Luftmodul dadurch gekennzeichnet ist, dass das Kontrollorgan (17) so gestaltet ist, dass es die Abmessungen des ersten Einspritzlochs (15) anpasst, und dass das Kontrollorgan (17) in Form eines im Wesentlichen zylindrischen Rohrs hergestellt ist.
  2. Luftansaugmodul nach Anspruch 1, wobei das Kontrollorgan (17) drehbar und konfiguriert ist, den Strom rückgeführter Abgase abhängig von der Winkelstellung des drehbaren Kontrollorgans (17) zu modulieren.
  3. Luftansaugmodul nach Anspruch 1, wobei das Kontrollorgan (17) translationsbeweglich ist.
  4. Luftansaugmodul nach einem der vorhergehenden Ansprüche, wobei:
    - das Kontrollorgan (17) eine zweite Einspritzeinrichtung rückgeführter Abgase enthält, die mindestens ein zweites Einspritzloch (21) enthält, und
    - das Kontrollorgan (17) in einer Stellung angeordnet werden kann, die die fluidische Verbindung zwischen einem ersten Einspritzloch (15) und einem zweiten Einspritzloch (21) erlauben kann, die einander zugeordnet sind.
  5. Luftansaugmodul nach dem vorhergehenden Anspruch, wobei die Anzahl von zweiten Einspritzlöchern (21) des Kontrollorgans (17) die gleiche ist wie die Anzahl von ersten Einspritzlöchern (15).
  6. Luftansaugmodul nach einem der vorhergehenden Ansprüche, wobei der Verteilungskanal (13) und/oder das Kontrollorgan (17) im Wesentlichen quer bezüglich der Strömung des Luftstroms im Ansaugmodul (1) angeordnet werden kann.
  7. Luftansaugmodul nach einem der vorhergehenden Ansprüche, das mindestens eine Rückstelleinrichtung enthält, die so angeordnet ist, dass sie das Kontrollorgan in eine vordefinierte Sicherheitsstellung beaufschlagt.
EP14195476.8A 2013-12-09 2014-11-28 Ansaugmodul Active EP2881576B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1362279A FR3014497B1 (fr) 2013-12-09 2013-12-09 Dispositif de distribution de gaz d'echappement recircules, collecteur d'admission et module d'admission correspondants.

Publications (2)

Publication Number Publication Date
EP2881576A1 EP2881576A1 (de) 2015-06-10
EP2881576B1 true EP2881576B1 (de) 2020-07-08

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EP14195476.8A Active EP2881576B1 (de) 2013-12-09 2014-11-28 Ansaugmodul

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Country Link
US (1) US9650999B2 (de)
EP (1) EP2881576B1 (de)
JP (1) JP6097736B2 (de)
FR (1) FR3014497B1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3007470B1 (fr) * 2013-06-25 2017-08-11 Valeo Systemes De Controle Moteur Module de distribution pour distribuer un melange d’admission
EP3171013B1 (de) * 2015-11-17 2019-08-14 Volvo Car Corporation Abstimmbares ansaugsystem für abgasrückführung in einem verbrennungsmotor
JP6399074B2 (ja) * 2016-11-11 2018-10-03 マツダ株式会社 インタークーラ付きエンジンの吸気装置
US10161366B2 (en) * 2016-11-30 2018-12-25 Aisin Seiki Kabushiki Kaisha Air intake apparatus
CN109798205B (zh) * 2019-04-11 2024-01-12 潍柴动力股份有限公司 Egr混合器及具有其的发动机
US11280301B2 (en) * 2020-01-20 2022-03-22 Mazda Motor Corporation Intake device of engine

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WO2012130513A1 (fr) * 2011-03-31 2012-10-04 Valeo Systemes Thermiques Dispositif d'injection de gaz d'echappement recircules, boitier repartiteur et module d'alimentation comprenant ledit dispositif

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JP6097736B2 (ja) 2017-03-15
FR3014497B1 (fr) 2018-03-16
US9650999B2 (en) 2017-05-16
US20150159590A1 (en) 2015-06-11
FR3014497A1 (fr) 2015-06-12
EP2881576A1 (de) 2015-06-10
JP2015113843A (ja) 2015-06-22

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