WO2018157187A1 - Moteur à combustion interne refroidi par liquide - Google Patents

Moteur à combustion interne refroidi par liquide Download PDF

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Publication number
WO2018157187A1
WO2018157187A1 PCT/AT2018/060055 AT2018060055W WO2018157187A1 WO 2018157187 A1 WO2018157187 A1 WO 2018157187A1 AT 2018060055 W AT2018060055 W AT 2018060055W WO 2018157187 A1 WO2018157187 A1 WO 2018157187A1
Authority
WO
WIPO (PCT)
Prior art keywords
cooling
internal combustion
combustion engine
exhaust gas
cylinder head
Prior art date
Application number
PCT/AT2018/060055
Other languages
German (de)
English (en)
Inventor
Robert Pöschl
Original Assignee
Avl List 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 Avl List Gmbh filed Critical Avl List Gmbh
Priority to DE112018001117.8T priority Critical patent/DE112018001117A5/de
Priority to CN201880015355.4A priority patent/CN110446844B/zh
Publication of WO2018157187A1 publication Critical patent/WO2018157187A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/243—Cylinder heads and inlet or exhaust manifolds integrally cast together
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B9/00—Tables with tops of variable height
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/02—Adjustable operating tables; Controls therefor
    • A61G13/04—Adjustable operating tables; Controls therefor tiltable around transverse or longitudinal axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/26—Cylinder heads having cooling means
    • F02F1/36—Cylinder heads having cooling means for liquid cooling
    • F02F1/40—Cylinder heads having cooling means for liquid cooling cylinder heads with means for directing, guiding, or distributing liquid stream 
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/043—Allowing translations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
    • A47B23/04—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else supported from table, floor or wall
    • A47B23/046—C-shaped bed tables, e.g. foldable
    • A47B2023/047—C-shaped bed tables, e.g. foldable with pivoting top plate
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2200/00—General construction of tables or desks
    • A47B2200/0084—Accessories for tables or desks
    • A47B2200/0097—Foot rest being part of desk

Definitions

  • the invention relates to a liquid-cooled internal combustion engine having a cylinder block having a first cooling jacket structure and a cylinder head having a second cooling jacket structure, in which an integrated exhaust collector is arranged, wherein the second cooling jacket structure has at least one main cooling space and a two-part exhaust gas collector cooling jacket surrounding the integrated exhaust manifold, which has a lower first
  • the main cooling chamber per cylinder via at least one arranged in a fire deck of the cylinder head first inlet channel and the first Abgassammlerteilkühlraum per cylinder via at least one disposed in the fire deck second inflow channel with the first cooling jacket structure is flow connected connected to the exhaust gas cooler compartment and an upper second Abgassammlerteilkühlraum.
  • Cylinder heads of today's highly loaded internal combustion engines are exposed during operation to high thermal loads, which make high demands on the cooling systems.
  • This problem arises in the case of cylinder heads with integrated exhaust manifolds or accumulators, as disclosed, for example, in DE 10 2013 221 215 A1.
  • the cylinder head has a cooling jacket structure with a lower outlet cooling jacket and an upper outlet cooling jacket for cooling the exhaust collector, wherein the two outlet cooling jackets are separated by a partition wall.
  • the lower outlet cooling jacket is connected via an outlet-side inflow channel in the fire deck with a cooling jacket in the cylinder block.
  • the upper outlet cooling jacket communicates with a combustion chamber cooling jacket and an inlet cooling jacket, which are connected to the cooling jacket of the cylinder block via inlet-side inflow channels in the fire deck.
  • the two Auslasswassermäntel be so each separately charged with coolant from the cylinder block, which is derived separately and directed, for example, to the vehicle heater.
  • the exhaust gas collecting cooling jacket is arranged, as in DE 10 2013 221 215 A1, in a secondary coolant flow which, for example, is used for vehicle leads heating, is available for cooling the exhaust manifold, only this small amount of coolant available, since the vehicle heater can handle only a limited amount of coolant.
  • a secondary coolant flow which, for example, is used for vehicle leads heating
  • the exhaust manifold only this small amount of coolant available, since the vehicle heater can handle only a limited amount of coolant.
  • the outlet cooling jackets are too little flowed through by the coolant, so that the heat dissipation is not sufficient. Sufficient cooling is not guaranteed in this case.
  • the object of the invention is to avoid these disadvantages and on the one hand to ensure sufficient cooling of the exhaust manifold, but on the other hand to allow short warm-up times of the internal combustion engine.
  • this is achieved by virtue of the fact that the first exhaust gas manifold partial cooling space-preferably per cylinder-is connected to the main cooling chamber via at least one flow connection.
  • the first exhaust gas collector partial cooling space is flowed through by a relatively large part of the total coolant passing through the first and second cooling jacket structures and is thus located in a main coolant flow of the cooling system of the internal combustion engine.
  • the first and second exhaust manifold partial cooling cavities surround the exhaust manifold integrated in the cylinder head, the first exhaust manifold partial cooling space being arranged between the exhaust manifold and the fire deck.
  • the coolant flows from the first cooling jacket structure of the cylinder block via the first inflow passages arranged in the fire deck into the main cooling chamber and via the second inflow passages likewise arranged in the fire deck into the first exhaust gas manifold partial cooling space.
  • the amount of coolant available for cooling the exhaust collector is increased and more heat can be removed and sufficient cooling of the exhaust collector can be ensured.
  • the flow velocity or the exchange of coolant and thus the heat removal increases in regions, in particular of the first exhaust gas collector cooling space, in which stagnation and lack of fresh coolant charge occur.
  • the first inflow channel and / or the second inflow channel are arranged on an outlet side of the cylinder head. This ensures that fresh coolant from the block is available, in particular at the areas of the cylinder head which are particularly subject to thermal stress, near the outlet channels or the exhaust gas collector.
  • the at least one flow connection between the first exhaust gas collector partial cooling space and the main cooling chamber in the region of at least one exhaust gas channel of the cylinder head. is ordered.
  • the continuation of coolant from the first exhaust gas collector partial cooling space into the main cooling chamber simultaneously enables efficient cooling of areas of the cylinder head subjected to high thermal loads. It is particularly favorable if a majority, in particular about 70% to 85%, in particular between 75% and 80%, of the coolant is or can be guided from the cylinder block via the first inflow channel into the main cooling space.
  • the remaining proportion of the coolant (about 15% to 30%, in particular between 20% and 25%) is conveniently fed via the second inflow channel into the first exhaust gas partial cooling space.
  • the embodiment of the invention is particularly advantageous when a total amount of coolant is rather low.
  • sufficient and efficient cooling of all critical areas is made possible or achieved by the flow direction of the coolant.
  • the main cooling chamber per cylinder is flow connected to the first cooling jacket structure of the cylinder block via at least one return flow channel arranged in the fire deck.
  • the return flow channel is advantageously arranged in the region of an inlet side of the cylinder head. This allows a flow through the main cooling chamber in the transverse direction, ie from the hot outlet side to the cooler inlet side, so that an efficient heat dissipation is ensured.
  • the outlet cooling chambers are connected to a vehicle heating system
  • the first exhaust gas collector partial cooling space and the second exhaust gas collector partial cooling chamber open separately into a heating collecting chamber from which a heating supply line originates.
  • the vehicle heating system is activated, the first exhaust gas collector partial cooling space and the second exhaust gas collector partial cooling chamber are flowed through in parallel in the direction of the heating collecting chamber by relatively small coolant flows.
  • the two coolant sub-streams of the first and second exhaust gas collector cooling compartments are combined in the heating collection chamber and are available for the vehicle heating system.
  • the main cooling space adjoining the fire deck extends at least into a valve bridge area two exhaust valves and / or between an intake valve and an exhaust valve.
  • the main cooling chamber is flowed through by the majority of the coolant flow.
  • the majority of the amount of coolant can be used to cool the thermally critical areas of the cylinder head around the exhaust valves of the fire deck. Nevertheless, flow stagnation zones in the exhaust gas collector cooling jacket can be prevented and thus a sufficiently high heat dissipation from the region of the exhaust gas collector can be ensured.
  • the first exhaust gas collector partial cooling space is separated from the second exhaust gas collector partial cooling space by at least one partition wall.
  • the partition can be partially or completely the boundaries of the exhaust manifold, or further wall structures can be provided.
  • the main cooling space is flow-connected to the second exhaust gas collector partial cooling space via at least one flow passage.
  • the flow passage is arranged in the region of an outlet valve bridge, so that there is a favorable cooling of the hot outlet channels.
  • the lower first exhaust gas collector cooling space is flow-connected to the main cooling chamber in the region of the cylinders, flow directions and a flow volume are optimized in such a way that sufficient heat can be removed even with a small amount of coolant.
  • the coolant is discharged from the cylinder block in the main cooling chamber on the outlet side and fed back into the cylinder block on the inlet side. Furthermore, the coolant is introduced from the cylinder block into the lower first exhaust gas collector cooling space and partially guided through the flow connections into the main cooling chamber, partly into the heating collecting chamber. In addition, coolant is routed from the main cooling space to the upper second exhaust manifold cooling space and from there to the heater manifold.
  • first exhaust gas collector partial cooling space and the second exhaust gas collector partial cooling space are flow-connected to one another via a direct flow passage.
  • the direct flow passage may be provided either in addition to or instead of the flow passage between the main cooling space and the second exhaust manifold partial cooling space.
  • FIG. 4 shows a schematic view of the coolant flow in the cooling jacket structures of the internal combustion engine according to the invention.
  • the liquid-cooled internal combustion engine 1 shown schematically in FIG. 1 with a plurality of cylinders 2 has a cylinder block 3 and a cylinder head 4 connected thereto.
  • an integrated exhaust manifold 5 is arranged in the cylinder head 4.
  • the cylinder head 4 is connected to the cylinder block 3 in the area of the fire deck 6.
  • the cylinder axes 2a of the cylinders 2 span a longitudinal center plane 2b which can be seen in FIG. 3 and which separates an inlet side 9a from an outlet side 9b of the cylinder head 4.
  • a cooling system 10 with a first cooling jacket structure 11 in the cylinder block 3 and a second cooling jacket structure 12 in the cylinder head 4 are provided for cooling the internal combustion engine 1, which are supplied with coolant from a coolant pump 13.
  • the second cooling jacket structure 12 has a main cooling space 14 for cooling thermally critical areas in the area of the fire deck 6, such as combustion chambers and exhaust valve bridges 8, and an exhaust gas collector cooling jacket 15 for cooling the exhaust manifold 5.
  • the main cooling chamber 14 is flowed through in at least one operating range of the internal combustion engine 1 from the bulk of the coolant.
  • the exhaust gas header cooling jacket 15, which is arranged in a sidestream to the main cooling chamber 14, consists of a lower first exhaust gas collector cooling compartment 16 and an upper second exhaust gas header cooling compartment 17, which are separated from one another by at least one partition wall 7 formed, for example, by the wall of the exhaust collector 5.
  • lower and upper refer to a geodetic position in the installed position of the internal combustion engine, or is the lower, first exhaust manifold partial cooling chamber 16 on the cylinder block 3 facing side of the exhaust manifold fifth Ang eordnet, the upper, second Abgassammlerteilkühlraum 17 is located on the side facing away from the cylinder block 3 of the exhaust manifold fifth
  • the first exhaust gas collector partial cooling space 16 and the main cooling chamber 14 are flow-connected to one another.
  • the flow connection is indicated for example in FIG. 1 and FIG. 3 by reference numeral 21.
  • the flow connection 21 extends as a bore or cast connection substantially in the horizontal direction, ie parallel to the fire deck 6 of the cylinder head 4.
  • the main cooling space 14 is flow-connected to the first cooling jacket structure 11 of the cylinder block 3 via at least one first inflow channel 18 per cylinder 2 and the first exhaust manifold partial cooling space 16 via at least one second inflow channel 19 per cylinder 2, wherein the first and second inflow channels 18, arranged on the outlet side 9b, 19 for the flow connection on the cylinder block 3 facing side of the fire deck 6 have connecting openings.
  • the first exhaust gas collector partial cooling space 16 is connected to the main cooling space 14 of the first cooling jacket structure 11 and / or to the second cooling jacket structure 12 via at least one return flow channel 20 per cylinder 2 arranged on the inlet side 9a.
  • the partition wall 7 has at least one flow passage 22 - for example, a flow passage 22 per cylinder 2 - between the first exhaust manifold partial cooling chamber 16 and the second exhaust gas collector partial cooling space 17.
  • the first exhaust gas collecting part cooling space 16 and the second exhaust gas collecting part cooling space 17 open in the described embodiment in the region of an end face 4a of the cylinder head 4 into a heating collecting space 23 of a vehicle heating system. From the heating collecting space 23, at least one heating pipe 24 (FIG. 1) leading to a heating heat exchanger, not shown, of the vehicle heating system goes off.
  • the coolant flows from the coolant pump 13 coming into the first cooling jacket structure 11 of the cylinder block 3, passes from this one hand through the first inflow channels 18 in the fire deck 6 of the cylinder head 4 in the main cooling chamber 14 and on the other hand by the second
  • the coolant passes from the first exhaust gas collecting part cooling chamber 16 via the flow connections 21 into the main cooling chamber 14 and via the flow overflow channels 19 into the first exhaust gas collecting compartment cooling space 16.
  • the coolant is led separately into the heating collecting space 23 and further into the heating line 24 of the vehicle.
  • a direct flow transition 26 can be provided between the first exhaust gas collecting part cooling space 16 and the second exhaust gas collecting part cooling space 17, so that the two exhaust gas collecting part cooling chambers 16, 17 are also flow-connected to one another.
  • the main flow of the coolant present in the main cooling space 14 is returned via the return flow channels 20 on the inlet side 9a to the first cooling jacket structure 11 arranged in the cylinder block 3, from where it is discharged via the main outlet channel 25 starting from the cylinder block 3.
  • the invention thus allows efficient cooling of the thermally highly loaded areas of a cylinder head 4, in particular the integrated exhaust manifold 5, the heat dissipation was insufficiently possible with previously known solutions due to small amounts of water and stagnation. In particular, it is possible through the cylinder head 4 to cool sufficiently despite small amounts of water.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Exhaust Silencers (AREA)

Abstract

L'invention concerne un moteur à combustion interne refroidi par liquide (1) comprenant un bloc-cylindres (3) présentant une première structure d'enveloppe de refroidissement (11) et une culasse (4) présentant une deuxième structure d'enveloppe de refroidissement (12), dans laquelle est disposé un collecteur de gaz d'échappement intégré (5), la deuxième structure d'enveloppe de refroidissement (12) présentant au moins un espace de refroidissement principal (14) et une enveloppe de refroidissement de collecteur de gaz d'échappement (15) en deux parties entourant le collecteur de gaz d'échappement intégré (5), qui présente un premier espace de refroidissement de partie de collecteur de gaz d'échappement inférieur (16) et un deuxième espace de refroidissement de partie de collecteur de gaz d'échappement supérieur (17), et l'espace de refroidissement principal (14), pour chaque cylindre (2), étant en liaison fluidique par le biais d'au moins un premier canal d'afflux (18) disposé dans une couverture d'extinction (6) de la culasse (4) et le premier espace de refroidissement de partie de collecteur de gaz d'échappement (16), pour chaque cylindre (2), étant en liaison fluidique par le biais d'au moins un deuxième cnala d'afflux (19) disposé dans une couverture d'extinction (6) de la culasse (4), avec la première structure d'enveloppe de refroidissement (11). Afin d'assurer un refroidissement suffisant du collecteur de gaz d'échappement (5), le premier espace de refroidissement de collecteur de gaz d'échappement (16) - de préférence pour chaque cylindre (2) - est en liaison avec l'espace de refroidissement principal (14) par le biais d'au moins une liaison fluidique (21).
PCT/AT2018/060055 2017-03-03 2018-03-01 Moteur à combustion interne refroidi par liquide WO2018157187A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE112018001117.8T DE112018001117A5 (de) 2017-03-03 2018-03-01 Flüssigkeitsgekühlte Brennkraftmaschine
CN201880015355.4A CN110446844B (zh) 2017-03-03 2018-03-01 液冷式内燃机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT501692017 2017-03-03
ATA50169/2017 2017-03-03

Publications (1)

Publication Number Publication Date
WO2018157187A1 true WO2018157187A1 (fr) 2018-09-07

Family

ID=62110799

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2018/060055 WO2018157187A1 (fr) 2017-03-03 2018-03-01 Moteur à combustion interne refroidi par liquide

Country Status (3)

Country Link
CN (1) CN110446844B (fr)
DE (1) DE112018001117A5 (fr)
WO (1) WO2018157187A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020026909A1 (en) * 2000-08-25 2002-03-07 Honda Giken Kogyo Kabushiki Kaisha Multi cylinder internal combustion engine comprising a cylinder head internally defining exhaust passages
DE102008051130A1 (de) * 2008-10-10 2010-04-15 Audi Ag Kühlsystem für eine Brennkraftmaschine sowie Brennkraftmaschine
EP2388463A1 (fr) * 2010-05-17 2011-11-23 Fiat Powertrain Technologies S.p.A. Culasse pour moteur à combustion interne, avec collecteur d'échappement intégré
DE102013221215A1 (de) 2012-10-19 2014-04-24 Honda Motor Co., Ltd. Wassermantelstruktur von Zylinderkopf
DE102014201338A1 (de) * 2013-01-28 2014-07-31 Honda Motor Co., Ltd. Kühlstruktur für einen Verbrennungsmotor
GB2536030A (en) * 2015-03-04 2016-09-07 Gm Global Tech Operations Llc A water jacket for an internal combustion engine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020026909A1 (en) * 2000-08-25 2002-03-07 Honda Giken Kogyo Kabushiki Kaisha Multi cylinder internal combustion engine comprising a cylinder head internally defining exhaust passages
DE102008051130A1 (de) * 2008-10-10 2010-04-15 Audi Ag Kühlsystem für eine Brennkraftmaschine sowie Brennkraftmaschine
EP2388463A1 (fr) * 2010-05-17 2011-11-23 Fiat Powertrain Technologies S.p.A. Culasse pour moteur à combustion interne, avec collecteur d'échappement intégré
DE102013221215A1 (de) 2012-10-19 2014-04-24 Honda Motor Co., Ltd. Wassermantelstruktur von Zylinderkopf
DE102014201338A1 (de) * 2013-01-28 2014-07-31 Honda Motor Co., Ltd. Kühlstruktur für einen Verbrennungsmotor
GB2536030A (en) * 2015-03-04 2016-09-07 Gm Global Tech Operations Llc A water jacket for an internal combustion engine

Also Published As

Publication number Publication date
CN110446844A (zh) 2019-11-12
CN110446844B (zh) 2021-07-23
DE112018001117A5 (de) 2019-11-21

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