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WO2011117970A1 - Moteur à combustion interne avec dispositif de recirculation des gaz d'échappement - Google Patents

Moteur à combustion interne avec dispositif de recirculation des gaz d'échappement Download PDF

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Publication number
WO2011117970A1
WO2011117970A1 PCT/JP2010/054976 JP2010054976W WO2011117970A1 WO 2011117970 A1 WO2011117970 A1 WO 2011117970A1 JP 2010054976 W JP2010054976 W JP 2010054976W WO 2011117970 A1 WO2011117970 A1 WO 2011117970A1
Authority
WO
WIPO (PCT)
Prior art keywords
exhaust
valve
exhaust gas
internal combustion
combustion engine
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.)
Ceased
Application number
PCT/JP2010/054976
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English (en)
Japanese (ja)
Inventor
裕史 ▲吉▼村
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to PCT/JP2010/054976 priority Critical patent/WO2011117970A1/fr
Publication of WO2011117970A1 publication Critical patent/WO2011117970A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • F02M26/13—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
    • F02M26/43—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 in which exhaust from only one cylinder or only a group of cylinders is directed to the intake of the engine
    • 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
    • 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
    • F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream 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
    • F02M26/23—Layout, e.g. schematics

Definitions

  • the present invention relates to an internal combustion engine with an exhaust gas recirculation device, and more particularly to an internal combustion engine with an exhaust gas recirculation device that recirculates exhaust gas of a specific cylinder to the intake side.
  • Patent Literature 1 discloses an exhaust gas recirculation device for a supercharged multi-cylinder diesel engine that includes an exhaust gas recirculation passage that connects an exhaust passage of a specific cylinder and an intake passage downstream of a compressor.
  • the exhaust gas from the specific cylinder returns to the intake passage through the exhaust gas recirculation passage and the exhaust passage through which the exhaust gas from the cylinders other than the specific cylinder flows.
  • a switching valve is provided for switching between a flow path form in which exhaust gas from a specific cylinder merges.
  • the amount of exhaust gas recirculated from the specific cylinder to the intake passage can be adjusted by controlling the switching valve.
  • the exhaust system in which the switching valve is arranged is a part that generally becomes high temperature and pressure. If the switching valve is placed in such an environment for a long period of time, there is a risk of problems such as sticking or malfunction. As a result, it may be difficult to ensure high reliability in the operation of the switching valve.
  • the present invention has been made to solve the above-described problems.
  • the recirculated exhaust gas amount is ensured while ensuring high reliability.
  • An object of the present invention is to provide an internal combustion engine with an exhaust gas recirculation device that can be adjusted.
  • a first invention is an internal combustion engine with an exhaust gas recirculation device, At least one first exhaust port provided in a specific cylinder of the internal combustion engine and connected to an exhaust passage communicating with the atmosphere; At least one second exhaust port provided in the specific cylinder; An exhaust gas recirculation passage communicating the second exhaust port and the intake passage; At least one first exhaust valve responsible for opening and closing the first exhaust port; At least one second exhaust valve responsible for opening and closing the second exhaust port; An exhaust variable valve operating apparatus that varies a valve opening characteristic of at least one of the first exhaust valve and the second exhaust valve; It is characterized by providing.
  • the second invention is the first invention, wherein
  • the exhaust variable valve operating device is a valve operating device that relatively changes a valve opening characteristic of the first exhaust valve and a valve opening characteristic of the second exhaust valve.
  • the third invention is the first or second invention, wherein
  • the specific cylinder is at least one cylinder that is not all of the cylinders included in the internal combustion engine
  • the exhaust variable valve operating apparatus includes a first valve stop mechanism capable of stopping the first exhaust valve at a valve closing position.
  • the exhaust variable valve operating apparatus includes a second valve stop mechanism capable of stopping the second exhaust valve at a closed position
  • the internal combustion engine further includes valve stop execution means for stopping the second exhaust valve at a closed position using the second valve stop mechanism under a predetermined operating condition in which combustion becomes unstable.
  • the fifth invention is the first or second invention, wherein
  • the exhaust variable valve mechanism includes a variable working angle mechanism that varies a working angle of at least one of the first exhaust valve and the second exhaust valve.
  • the sixth invention is the fifth invention, wherein
  • the internal combustion engine uses the variable working angle mechanism to set the working angle of at least one of the first exhaust valve and the second exhaust valve so that the exhaust gas recirculation rate becomes the target exhaust gas recirculation rate. It further comprises operating angle adjusting means for adjusting.
  • the second exhaust port and the exhaust gas recirculation passage from the specific cylinder are adjusted by adjusting the valve opening characteristics of at least one of the first exhaust valve and the second exhaust valve using the variable exhaust valve operating device.
  • the amount of exhaust gas recirculated to the intake passage (the amount of recirculated exhaust gas) can be adjusted. For this reason, according to the present invention, it is possible to adjust the amount of recirculated exhaust gas while ensuring high reliability even if the exhaust system that is at high temperature and high pressure is not provided with a special switching valve.
  • the valve opening characteristic of the first exhaust valve and the valve opening characteristic of the second exhaust valve are relatively changed by using the variable exhaust valve operating device, thereby ensuring high reliability. It becomes possible to adjust the amount of recirculated exhaust gas.
  • the second exhaust valve is stopped at the closed position by the first valve stop mechanism, whereby the entire amount of the exhaust gas from the specific cylinder can be recirculated to the intake passage, and high reliability is achieved. It is possible to adjust the amount of recirculated exhaust gas with the characteristics.
  • the fourth aspect of the invention it is possible to prevent the exhaust gas from the specific cylinder from recirculating to the intake passage under operating conditions where combustion is unstable, and to ensure combustion stability.
  • the exhaust gas recirculation rate of the internal combustion engine can be made variable by adjusting the operating angle of at least one of the first exhaust valve and the second exhaust valve.
  • the exhaust gas recirculation rate of the internal combustion engine becomes the target exhaust gas recirculation rate by adjusting the working angle of at least one of the first exhaust valve and the second exhaust valve. It becomes possible to control.
  • FIG. 1 is a diagram for explaining a configuration of an internal combustion engine 10 according to a first embodiment of the present invention.
  • the system of this embodiment includes a spark ignition type internal combustion engine (gasoline engine) 10.
  • the internal combustion engine 10 is, for example, an in-line four-cylinder engine having four cylinders A to D.
  • each of the cylinders A to D is provided with two intake ports 12.
  • Each of the cylinders A to D is provided with an intake valve 14 for opening and closing each intake port 12.
  • Each intake port 12 is connected to an intake passage 16 for taking air into each cylinder.
  • An air cleaner 18 is installed in the vicinity of the inlet of the intake passage 16.
  • An air flow meter 20 that outputs a signal corresponding to the flow rate of air taken into the intake passage 16 is provided downstream of the air cleaner 18.
  • a compressor 22 a of the turbocharger 22 is disposed downstream of the air flow meter 20.
  • An intercooler 24 for cooling the intake air compressed by the compressor 22a is installed downstream of the compressor 22a.
  • a throttle valve 26 is provided downstream of the intercooler 24.
  • the throttle valve 26 is an electronically controlled throttle valve that can control the throttle opening independently of the accelerator opening.
  • a surge tank 28 is provided downstream of the throttle valve 26.
  • the intake passage 16 branches downstream of the surge tank 28 and is connected to the cylinders A to D.
  • each of the cylinders A to D is provided with an exhaust valve 32 for opening and closing each exhaust port 30.
  • the branch pipe portions 34A to 34D of the exhaust passage 34 communicating with the atmosphere are connected to the cylinders A to D, respectively.
  • the branch pipe portions 34A to 34C in the cylinders A to C are configured as a common pipe line for the two exhaust ports 30 of the respective cylinders.
  • the turbine 22b of the turbocharger 22 is connected to the exhaust passage 34 after the branch pipe portions 34A to 34D are joined.
  • a catalyst 40 for purifying exhaust gas is installed downstream of the turbine 22b.
  • the system of this embodiment includes a fuel injection valve 42 for injecting fuel into each cylinder A to D, a spark plug 44 for igniting an air-fuel mixture in each cylinder A to D, and an engine speed. And a crank angle sensor 46 for detection.
  • the system of this embodiment includes an exhaust variable valve operating device 48 that drives the exhaust valve 32 of each of the cylinders A to D.
  • the exhaust valve 32 that opens and closes the first exhaust port 30a provided in the cylinder D which is a cylinder dedicated to EGR exhaust, is referred to as a first exhaust valve 32a (symbol “EX1” may be attached).
  • the exhaust valve 32 that opens and closes the second exhaust port 30b provided in the cylinder D is referred to as a second exhaust valve 32b (the symbol “EX2” may be attached).
  • the exhaust variable valve operating device 48 has a first valve stop mechanism capable of switching the operation state of the first exhaust valve EX1 provided in the cylinder D between the valve operating state and the valve closed stop state. Further, the variable exhaust valve device 48 independently changes the operation state of the second exhaust valve EX2 between the valve operation state and the valve closed stop state independently of the switching of the operation state of the first exhaust valve EX1.
  • a switchable second valve stop mechanism is provided.
  • the specific configuration for realizing the first and second valve stop mechanisms is not particularly limited. For example, the rocker arm swinging operation for transmitting the cam acting force to the exhaust valve EX1 or EX2. It is possible to use a configuration that can be stopped using a switching pin. For example, an electromagnetically driven valve can be used.
  • the system shown in FIG. 1 includes an ECU (Electronic Control Unit) 50.
  • ECU Electronic Control Unit
  • various sensors for detecting the operating state of the internal combustion engine 10 are connected to the input of the ECU 50.
  • various actuators such as the exhaust variable valve operating device 48 described above are connected to the output of the ECU 50.
  • the ECU 50 can control the operating state of the internal combustion engine 10 based on those sensor outputs.
  • FIG. 2 is a diagram showing the valve opening characteristics of the first exhaust valve EX1 and the second exhaust valve EX2 controlled by the exhaust variable valve operating apparatus 48 shown in FIG.
  • the first valve stop mechanism provided in the exhaust variable valve device 48 described above, by driving a hydraulic or electric actuator (not shown) provided in the first valve stop mechanism based on a drive signal from the ECU 50.
  • the first exhaust valve EX1 can be stopped at the closed position.
  • FIG. 2A by operating such a first valve stop mechanism, the second exhaust valve EX2 is normally opened and closed, and the first exhaust valve EX1 is closed by the first valve stop mechanism. The state controlled to stop at the valve position is shown.
  • FIG. 2B shows that by operating such a second valve stop mechanism, the first exhaust valve EX1 is normally opened and closed, and the second exhaust valve EX2 is closed by the second valve stop mechanism. The state controlled to stop at the valve position is shown.
  • step 100 If the determination in step 100 is not established, that is, if it can be determined that the operating condition is such that EGR can be introduced, the first exhaust valve EX1 is closed by the first valve stop mechanism, and the second exhaust valve is stopped.
  • the variable exhaust valve device 48 is controlled so that the valve EX2 is in the valve operating state (step 102).
  • step 100 when the determination in step 100 is satisfied, that is, when it can be determined that the operating condition is concerned that combustion may become unstable when EGR is introduced, the first exhaust valve EX1 is in the valve operating state. Then, the variable exhaust valve device 48 is controlled so that the second exhaust valve EX2 is closed by the second valve stop mechanism (step 104).
  • the internal combustion engine 10 of the present embodiment is provided with the cylinder D as an EGR exhaust exclusive cylinder.
  • the exhaust passage 34 is connected to the first exhaust port 30a
  • the EGR passage 36 is connected to the second exhaust port 30b.
  • the first and second valve stop mechanisms capable of switching the operation state between the valve operating state and the valve closed stop state for each of the two exhaust valves EX1 and EX2 in the EGR exhaust dedicated cylinder D are provided. I made it. According to such a configuration, the valve opening characteristic of the first exhaust valve EX1 and the valve opening characteristic of the second exhaust valve EX2 in the EGR exhaust dedicated cylinder D can be relatively changed.
  • the first exhaust valve EX1 is closed and the second exhaust valve EX2 is in the valve operating state, whereby the total amount of exhaust gas discharged from the cylinder D is transferred to the intake passage 16 via the EGR passage 36. It can be refluxed. Thereby, the introduction property and combustion resistance of EGR can be improved.
  • the second exhaust valve EX2 is closed and the first exhaust valve EX1 is operated so that the cylinder D can be operated.
  • the entire amount of exhaust gas discharged can be circulated through the exhaust passage 34.
  • the opening characteristics of the first exhaust valve EX1 in the EGR exhaust dedicated cylinder D and the second opening characteristic can be obtained without providing a special switching valve in the exhaust system that is at high temperature and high pressure.
  • the variable exhaust valve device 48 that can relatively change the valve opening characteristic of the exhaust valve EX2, it is possible to adjust the EGR gas amount while ensuring high reliability.
  • the EGR exhaust dedicated cylinder D corresponds to the “specific cylinder” in the first aspect of the invention.
  • the “valve stop execution means” in the fourth aspect of the present invention is realized by the ECU 50 executing the processing of steps 100 and 104 described above.
  • the internal combustion engine 60 shown in FIG. 4 is configured in the same manner as the internal combustion engine 10 of the first embodiment described above, except that the configuration of the variable exhaust valve operating device 62 is different from that of the variable exhaust valve operating device 48. That is, the variable exhaust valve device 62 of the present embodiment continuously varies the operating angle (opening time) of the first exhaust valve EX1 in the EGR exhaust dedicated cylinder D instead of the first and second valve stop mechanisms.
  • a variable working angle mechanism is not particularly limited. For example, the configuration detailed in International Publication No. WO 2006/132059 of the international application can be used.
  • FIG. 5 is a diagram showing the valve opening characteristics of the first exhaust valve EX1 controlled by the exhaust variable valve operating apparatus 62 shown in FIG.
  • a hydraulic or electric actuator (not shown) provided in the variable working angle mechanism is driven based on a drive signal from the ECU 50, thereby As shown in FIG. 5, the operating angle (and lift amount) of the first exhaust valve EX1 can be continuously changed.
  • the amount of exhaust gas discharged through the first exhaust valve EX1 can be adjusted by controlling the operating angle of the first exhaust valve EX1, and accordingly, the first 2 It is possible to adjust the amount of exhaust gas that exits the exhaust valve EX2 and returns to the intake passage 16 via the EGR passage 36. For this reason, the EGR rate can be varied during operation of the internal combustion engine 60 by adjusting the operating angle of the first exhaust valve EX1.
  • the operating angle of the first exhaust valve EX1 is increased (that is, when the opening time of the first exhaust valve EX1 is increased), the amount of exhaust gas flowing out through the first exhaust valve EX1 increases. Accordingly, the amount of exhaust gas that exits from the second exhaust valve EX2 and returns to the intake passage 16 via the EGR passage 36 is reduced. Thereby, an EGR rate falls. Conversely, when the operating angle of the first exhaust valve EX1 is reduced (that is, when the opening time of the first exhaust valve EX1 is shortened), the EGR rate can be increased.
  • variable exhaust valve operating device 62 having the variable operating angle mechanism that makes the operating angle of the first exhaust valve EX1 variable is provided, so that the The valve opening characteristic of the first exhaust valve EX1 and the valve opening characteristic of the second exhaust valve EX2 can be relatively changed.
  • the configuration of this embodiment also makes it possible to adjust the amount of EGR gas while ensuring high reliability even if the exhaust system that is at high temperature and high pressure is not equipped with a special switching valve.
  • the exhaust variable valve operating apparatus 62 having a variable working angle mechanism that makes the working angle of the first exhaust valve EX1 variable is provided.
  • the exhaust variable valve operating apparatus in the present invention is not limited to this. That is, the valve opening of the first exhaust valve EX1 in the specific cylinder of the present invention is also achieved by controlling the operating angle of the second exhaust valve EX2 by providing a variable operating angle mechanism that makes the operating angle of the second exhaust valve EX2 variable.
  • the characteristics and the valve opening characteristics of the second exhaust valve EX2 can be changed relatively, thereby adjusting the amount of EGR gas that leaves the second exhaust valve EX2 and returns to the intake passage 16 via the EGR passage 36. can do.
  • variable working angle mechanism that makes the working angle of the second exhaust valve EX2 variable may be provided, or a variable working angle that makes the working angle of the first exhaust valve EX1 variable.
  • a variable working angle mechanism that makes the working angle of the second exhaust valve EX2 variable may be provided.
  • the EGR exhaust dedicated cylinder D has two exhaust ports (first exhaust port 30a and second exhaust port 30b) and two exhaust valves corresponding to the exhaust ports (first exhaust port).
  • the description has been given by taking the internal combustion engine 10 or 60 having the valve EX1 and the second exhaust valve EX2) as an example.
  • the number of first and second exhaust ports provided in a specific cylinder in the present invention and the number of first and second exhaust valves corresponding thereto are not limited to the above. That is, the specific cylinder has one or more first exhaust ports connected to the exhaust passage communicating with the atmosphere, one or more second exhaust ports connected to the exhaust gas recirculation passage, and the number of those exhaust ports. Any configuration including a corresponding number of first and second exhaust valves may be used.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Exhaust-Gas Circulating Devices (AREA)

Abstract

L'invention concerne un moteur à combustion interne muni d'un dispositif de recirculation des gaz d'échappement qui est configuré de telle sorte que les gaz d'échappement provenant d'un cylindre spécifique soient recirculés dans la voie d'admission d'air. La configuration selon l'invention permet d'ajuster de manière très fiable la quantité de gaz d'échappement recirculés. Un moteur à combustion interne muni d'un dispositif de recirculation des gaz d'échappement comprend un premier orifice (30a) de décharge de gaz d'échappement, qui est associé à un cylindre (D) (cylindre spécifique) du moteur à combustion interne (10), le cylindre (D) étant dédié à la décharge de recirculation des gaz d'échappement RGE, et qui est relié au passage (34) de décharge des gaz d'échappement communiquant avec l'atmosphère ; un deuxième orifice (30b) de décharge gaz d'échappement associé au cylindre (D) ; un passage (36) de RGE pour relier le deuxième orifice (30b) de décharge de gaz d'échappement au passage (16) d'admission d'air ; une première soupape EX1 (32a) de décharge de gaz d'échappement et une deuxième soupape EX2 (32b) de décharge de gaz d'échappement qui ouvrent et ferment le premier orifice (30a) de décharge de gaz d'échappement et le deuxième orifice (30b) de décharge de gaz d'échappement ; et un dispositif (34) de soupape variable pour le gaz d'échappement, ayant des mécanismes d'arrêt de soupape associés respectivement à la première soupape EX1 (32a) de décharge de gaz d'échappement et à la deuxième soupape EX2 (32b) de décharge de gaz d'échappement.
PCT/JP2010/054976 2010-03-23 2010-03-23 Moteur à combustion interne avec dispositif de recirculation des gaz d'échappement Ceased WO2011117970A1 (fr)

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PCT/JP2010/054976 WO2011117970A1 (fr) 2010-03-23 2010-03-23 Moteur à combustion interne avec dispositif de recirculation des gaz d'échappement

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Application Number Priority Date Filing Date Title
PCT/JP2010/054976 WO2011117970A1 (fr) 2010-03-23 2010-03-23 Moteur à combustion interne avec dispositif de recirculation des gaz d'échappement

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013124585A (ja) * 2011-12-14 2013-06-24 Hino Motors Ltd 内燃機関
FR3005110A1 (fr) * 2013-04-30 2014-10-31 Peugeot Citroen Automobiles Sa Moteur a combustion a recirculation de gaz d'echappement a taux de recirculation choisi
CN105201661A (zh) * 2014-06-19 2015-12-30 福特环球技术公司 用于停止并起动带有专用egr的发动机的系统和方法
CN105673218A (zh) * 2014-12-04 2016-06-15 通用汽车环球科技运作有限责任公司 用于操作利用专用气缸排气再循环系统的内燃机的方法
JP2018131950A (ja) * 2017-02-14 2018-08-23 トヨタ自動車株式会社 内燃機関の制御装置
DE102013211366B4 (de) 2012-06-22 2022-08-18 GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) Motor mit dedizierter AGR-Auslassöffnung und unabhängig deaktivierbaren Auslassventilen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52113423A (en) * 1976-03-19 1977-09-22 Nissan Motor Co Ltd Quality-improved gas engine
JPH01127960U (fr) * 1988-02-24 1989-08-31
JPH04501595A (ja) * 1989-09-11 1992-03-19 ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング 内燃機関
JP2005299396A (ja) * 2004-04-06 2005-10-27 Toyota Motor Corp 過給機付き４サイクル多気筒内燃機関

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52113423A (en) * 1976-03-19 1977-09-22 Nissan Motor Co Ltd Quality-improved gas engine
JPH01127960U (fr) * 1988-02-24 1989-08-31
JPH04501595A (ja) * 1989-09-11 1992-03-19 ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング 内燃機関
JP2005299396A (ja) * 2004-04-06 2005-10-27 Toyota Motor Corp 過給機付き４サイクル多気筒内燃機関

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013124585A (ja) * 2011-12-14 2013-06-24 Hino Motors Ltd 内燃機関
DE102013211366B4 (de) 2012-06-22 2022-08-18 GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) Motor mit dedizierter AGR-Auslassöffnung und unabhängig deaktivierbaren Auslassventilen
FR3005110A1 (fr) * 2013-04-30 2014-10-31 Peugeot Citroen Automobiles Sa Moteur a combustion a recirculation de gaz d'echappement a taux de recirculation choisi
CN105201661A (zh) * 2014-06-19 2015-12-30 福特环球技术公司 用于停止并起动带有专用egr的发动机的系统和方法
CN105201661B (zh) * 2014-06-19 2020-01-17 福特环球技术公司 用于停止并起动带有专用egr的发动机的系统和方法
CN105673218A (zh) * 2014-12-04 2016-06-15 通用汽车环球科技运作有限责任公司 用于操作利用专用气缸排气再循环系统的内燃机的方法
US10100760B2 (en) 2014-12-04 2018-10-16 GM Global Technology Operations LLC Method for operating an internal combustion engine employing a dedicated-cylinder EGR system
JP2018131950A (ja) * 2017-02-14 2018-08-23 トヨタ自動車株式会社 内燃機関の制御装置
US10473044B2 (en) 2017-02-14 2019-11-12 Toyota Jidosha Kabushiki Kaisha Control device for internal combustion engine

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