EP2325453A1 - Système de refroidissement - Google Patents

Système de refroidissement Download PDF

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Publication number
EP2325453A1
EP2325453A1 EP10187422A EP10187422A EP2325453A1 EP 2325453 A1 EP2325453 A1 EP 2325453A1 EP 10187422 A EP10187422 A EP 10187422A EP 10187422 A EP10187422 A EP 10187422A EP 2325453 A1 EP2325453 A1 EP 2325453A1
Authority
EP
European Patent Office
Prior art keywords
cooling
slot
coolant
cylinder
cylinder head
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.)
Granted
Application number
EP10187422A
Other languages
German (de)
English (en)
Other versions
EP2325453B1 (fr
Inventor
Bernd Steiner
Guenther Bartsch
Ingo Lenz
Urban Morawitz
Richard Fritsche
Jeroen Slotman
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.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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 Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Publication of EP2325453A1 publication Critical patent/EP2325453A1/fr
Application granted granted Critical
Publication of EP2325453B1 publication Critical patent/EP2325453B1/fr
Active legal-status Critical Current
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/02—Arrangements for cooling cylinders or 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 
    • F02F1/02—Cylinders; Cylinder heads  having cooling means
    • F02F1/10—Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F1/14—Cylinders with means for directing, guiding or distributing liquid stream
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F01P2003/027—Cooling cylinders and cylinder heads in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F01P2003/028—Cooling cylinders and cylinder heads in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/14—Controlling of coolant flow the coolant being liquid
    • F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
    • F01P7/165—Controlling of coolant flow the coolant being liquid by thermostatic control characterised by systems with two or more loops

Definitions

  • the invention relates to an internal combustion engine having the features of the preamble of claim 1, wherein the internal combustion engine has a coolant circuit which is divided into a cylinder block side coolant region and a cylinder head side coolant region.
  • the cylinder-head-side coolant region may be divided into an outlet-side cooling region and an inlet-side cooling region, wherein a coolant flow in the respective coolant or coolant region is separately controllable.
  • the US 5,558,048 discloses an internal combustion engine having a coolant circuit split into a cylinder block side coolant region and a cylinder head side coolant region, the cylinder block having at least one cylinder block land in which a cooling slot is disposed, with a spout disposed in the cylinder head that communicates with the cylinder head side coolant region communicates.
  • the cooling slot is circular.
  • JP 5 141307 A discloses a cooling slot.
  • the EP 1 375 857 A discloses a cooling device for an internal combustion engine.
  • the cooling device has a plurality of cooling cells in a cylinder head, which are separated from each other and can be traversed by a cooling liquid.
  • the cooling device further comprises at least first and second means for controlling the flow rate, the means being connected to at least one first cooling cell of the cylinder head and to at least one second cooling cell of the cylinder head.
  • the first and second means are capable of controlling the amount of cooling liquid flowing through each first cooling cell and every second cooling cell, respectively.
  • the DE 10 2005 033 338 A1 relates to an internal combustion engine having a cylinder housing with a plurality of juxtaposed cylinders and a cylinder head.
  • the cylinder head closes off the cylinder housing on a cover surface, a cylinder head gasket being arranged between these two components.
  • a first main liquid space is arranged, which is the cooling of the cylinder and the Coolant transport is used.
  • a first cooling liquid gap is arranged at or near the top surface of the cylinder housing as a flow connection, which extends in a land area between two cylinders.
  • the cooling in the region of the cylinder land and the cylinder head gasket should be substantially improved.
  • the second cooling liquid gap is in flow communication with a main liquid space in the cylinder head.
  • the EP 0 197 365 A2 discloses a device for the technical production of a cooling device of webs between adjacent, extremely closely cogged cylinders of a cylinder block of an internal combustion engine, the cylinder walls are surrounded on both longitudinal sides and end faces of the cylinder block of a cooling water jacket, with a core for forming the cooling water jacket.
  • the EP 1 217 198 B1 is concerned with a cooling system for cooling a cylinder web, wherein at least one water channel extends exclusively on one side of a vertical axis through the center of the cylinder web.
  • the EP 1 698 770 A1 deals with the split-cooling system, not only cylinder block and cylinder head are controlled separately by coolant technology, but also the cylinder head is divided into separate cooling areas. This is advantageous in that a well controllable and optimized heat balance, in particular of the cylinder head, is achieved, the warm-up behavior of the internal combustion engine being decisively improved.
  • the invention has for its object to provide an internal combustion engine of the type mentioned above, the cooling or warm-up behavior is further improved by simple means.
  • a cooling slot is arranged, wherein in the cylinder head a crossing is arranged and, wherein in the cylinder head an outlet is arranged, which is in communication with the cylinder head side coolant area, wherein the block water jacket on the passage with the Cooling slot is in communication, which is in communication with the outlet and, wherein coolant from the block water jacket over the passage into the cooling slot and from here via the outlet in the cylinder head side coolant region is feasible.
  • the cylinder-head-side coolant area is divided into an outlet-side cooling area and an inlet-side cooling area, wherein coolant from the inlet-side cooling area can be guided into an outlet housing, in which the outlet-side cooling area opens.
  • the invention is based on the finding that the split-colling system can be improved to the extent that the cooling system is not only divided into a cylinder block area and a cylinder head area, but the Cylinder head is further divided into an outlet-side cooling region and an inlet-side cooling region.
  • skilful cooling strategy so different areas of the engine, especially in its warm-up phase can be controlled by controls. For example, a coolant flow in a first phase has a magnitude of zero, wherein in a second phase, the outlet side of the cylinder head is cooled. Only in a third phase of the cylinder block is cooled. This has proved to be practical in that the internal combustion engine can be led to the required operating temperature as quickly as possible.
  • the coolant flow through the cylinder block is controlled by means of a block thermostat. But flows z. B. during the warm-up phase, no coolant through the cylinder block, because the block thermostat is closed, the resulting heat, such as frictional heat, which is not dissipated, a warming example of lubricant, which is indeed desirable to improve the warm-up properties.
  • the coolant can be warmed up in such a way that vapor or air bubbles form, which collect in the upper area of the cylinder block, and displace the coolant actually present there. Between the liners of the cylinder, the so-called cylinder web or cylinder block web is arranged, which separates adjacent liners from each other.
  • the cylinder-head-side coolant region preferably its inlet-side cooling region is coupled to the block water jacket; because the block water jacket is about the transition in the cylinder head, the cooling slot in the cylinder web and the crossing seen in cross-section opposite arranged outlet in Cylinder head indirectly in connection with the cylinder-head side coolant region, or preferably with its inlet-side cooling region, so that a derivation of the vapor bubbles in the cylinder head can be reached, even if the block thermostat is closed. The resulting vapor bubbles are thus transported into the cylinder head, in particular in the inlet-side cooling region.
  • Another advantage of the invention lies in the fact that when the block thermostat is open a significantly improved cooling of the cylinder web is achievable.
  • the coolant follows the previously described path from the block water jacket, via the crossing, the cooling slot and the outlet in the cylinder-head-side coolant region or its inlet-side cooling region.
  • the coolant cools the cylinder head or preferably the inlet side of the cylinder head, and enters an outlet housing without having previously in contact with the coolant jacket of the outlet-side cooling region.
  • the coolant for cooling the outlet side flows through z. B. the upper and lower shell of the outlet side cooling region and then also enters the outlet housing, in which mixes the coolant flow from the inlet-side cooling region and from the outlet-side cooling region.
  • the block thermostat controls the coolant flow through the cylinder block, wherein the coolant flow is divided before the block thermostat at least in a partial flow, which enters the outlet side cooling region of the cylinder head side coolant region.
  • the block thermostat is integrated with its housing in the cylinder block, but can also be designed as a separate component.
  • a coolant pump output is advantageously connected directly to the cylinder block.
  • the outlet side or the outlet-side cooling area is connected directly to the pump outlet.
  • a turbocharger can also be connected directly to the coolant pump.
  • the cooling slot is not directly, but indirectly connected via the passage with the block water jacket, the passage is carried out in a preferred embodiment quasi slot-like.
  • a cylinder head gasket is arranged, which advantageously has in the region of the crossing inlet and outlet openings, wherein the inlet opening is associated with the block water jacket or a corresponding mouth opening of the block water jacket, and the outlet opening of the cooling slot.
  • the cylinder head gasket is provided with an opening corresponding to the passage.
  • the cross-section arranged opposite to the passage arranged outlet associated with a corresponding opening in the cylinder head gasket.
  • the coolant enters the transition from the block water jacket from bottom to top through the cylinder head gasket, flows along the passage in the cylinder head in the direction of the cooling slot, and flows through the cylinder head gasket from top to bottom into the cooling slot.
  • the coolant preferably flows from the passage in cross section along the cylinder block web toward the outlet, and there again from bottom to top through the cylinder head gasket into the outlet, ie into the cylinder head or into the cylinder head side coolant area.
  • the block-side coolant region comprises web cooling channels, which are introduced into the cylinder block web, and which are preferably in communication with the block water jacket, wherein the web cooling channels are designed to taper in the direction of the cylinder head, so that balconies on the cylinder block web are formed, which are oriented towards screw pipes.
  • the web cooling channels have a first section and at least one second section, the second section, with respect to the first section, continuously tapering in its cross section except for a remaining cross section, the second section preferably tapering eccentrically.
  • the respective web cooling channel with an inner side, which is oriented in cross-section to the central axis of the cylinder block web, running in its second portion of this running away oriented, with the opposite side of the web cooling channel in both the first section and in the second section preferred runs parallel to the central axis of the web cooling channel.
  • the web cooling channels can be designed in their second section so that the balconies are locally associated with screw pipes.
  • Another advantage of the invention is to be seen in the advantage that the coolant can be brought as close as possible to the critical thermal web portion, while in an upper region, or seen in cross-section laterally of the cylinder block web, the balconies are formed.
  • the cooling slot seen in cross-section circular section each seen in cross section to the left and right of the quasi-circular cooling slot a security area or the balconies are formed or remain.
  • optimum cooling is thus achieved both in the upper region of the cooling slot and in the lower region of the cooling slot (near cooling water).
  • the cooling slot is arranged in the cylinder block web, which is covered opposite to its slot bottom of the cylinder head gasket. It is within the meaning of the invention to pour in the transition, the cooling slot, and / or the outlet either with production of the respective components, or to introduce them mechanically separately.
  • the cooling slot can be achieved by simple mechanical milling z. B. generated by means of a disc milling cutter. It is also conceivable to reduce the radius of the side milling cutter and to carry out a horizontal movement along the planned cooling slot after vertical retraction. It is also possible to use a suitable pin milling cutter instead of the side milling cutter.
  • the cooling slot thus has a slot opening with slot walls and the slot bottom.
  • the slot opening is covered by the cylinder head gasket, wherein preferably each adapted to the transition and the outlet openings may be provided in the cylinder head gasket.
  • the opposing slot walls are spaced apart from each other with the slot width and pass into the slot bottom in each case.
  • the bottom of the slot is rounded with a radius which is smaller than the slot width.
  • the radius has an amount which corresponds to half the slot width.
  • the radius has an amount which corresponds to up to a quarter of the slot width.
  • the cooling slot is in this case carried out with a slot tool, which has a "tip" with a correspondingly large rounding.
  • the slot bottom instead of the circular configuration parabolic.
  • the cooling slot is designed in a transverse direction of the internal combustion engine analogous to the embodiment in the longitudinal direction described above. This means that as large a radius as possible is selected for the geometry of the cooling slot, which is limited only by the slot width and the slot depth.
  • FIG. 1 shows an internal combustion engine 1, which has a coolant circuit 2.
  • the coolant circuit 2 is divided into a cylinder block-side coolant region 3 or cylinder block water jacket and into a cylinder head-side coolant region 4 or headwater jacket, so that a split-cooling system is formed.
  • the cylinder-head-side coolant area 4 is further divided by way of example into an outlet-side cooling area 6 and an inlet-side cooling area 7, which of course is not intended to be limiting, wherein a coolant flow in the respective cooling or coolant area 2, 3, 4, 6, 7 is separately controllable ,
  • the in FIG. 1 Coolant circuit 2 shown by way of example will be described in more detail below.
  • FIG. 2 shows, in at least one cylinder block web 8 and in a cylinder web 8 of the cylinder block 45, a cooling slot 9 is arranged, wherein in the cylinder head 44 a passage 11 is arranged. Further, an outlet 12 is arranged in the cylinder head 44, which is in communication with the cylinder-head-side coolant region 4 or preferably with the inlet-side cooling region 7.
  • the block water jacket, or the cylinder block-side coolant area 3 is indirectly connected via the passage 11 with the cooling slot 9, wherein the cooling slot 9 is in communication with the outlet 12.
  • the outlet 12 is arranged opposite to the passage 11 in the cross section shown.
  • the coolant is thus from the block water jacket or the cylinder block side coolant region 3 via the passage 11 in the cooling slot 9, along the cylinder block web 8 toward the outlet 12, and from here via the outlet 12 in the cylinder head side coolant region 4 and in the inlet side cooling region 7 feasible.
  • the block water jacket is coupled via the transition 11 and the cooling slot 9 with the cylinder head side coolant region 4 and the inlet-side cooling region 7, or indirectly connected.
  • the block water jacket is connected to a web cooling channel 57 in connection, the advantageous embodiment will be described in more detail below.
  • the coolant circuit 2 according to FIG. 1 a coolant pump 13.
  • a block thermostat 14 is integrated, wherein before the block thermostat 14, for example, two branches 16,17 are arranged.
  • the block thermostat 14 is z. B. executed as a wax element, which allows the coolant flow to pass only in one direction, so that a backflow of the coolant is avoided in the closed or open block thermostat in the direction of the coolant pump 13.
  • One of the branches 16 is directly connected to a turbocharger 18, wherein an output connection 19 of the turbocharger 18 opens into a connecting line 21, which opens into a surge tank 22.
  • the connecting line 21 is shown in dotted, and is based on a thermostat 22.
  • the output connection 19 of the turbocharger 18 can also be connected directly to a coolant pump inlet 23 or a coolant return 24.
  • the other branch 17 is connected to the outlet side cooling portion 6 of the cylinder head.
  • the block thermostat 14 is meaningfully required for the split-cooling system.
  • the coolant which passes through this block thermostat 14 flows through the cylinder block-side cooling region 3, enters the cylinder head, in particular the inlet-side cooling region 7, flows through the inlet-side cooling region 7, cools the inlet side 27 of the internal combustion engine 1 and passes without previously having contact with the refrigerant flowing in the outlet-side cooling section 6, into an outlet housing 28 (arrow 29).
  • the coolant for cooling the outlet side 31 of the cylinder head flows through the outlet-side cooling region 6 and also enters the outlet housing 28 (arrow 32). In the outlet housing 28, both coolant streams are mixed in front of the thermostat 22.
  • a return of the coolant can then take place, for example via a vent valve 34, an EGR cooler 36, a cabin heater 37, an oil heat exchanger 38 and main cooler 39 back to the coolant pump 13.
  • this return should only be exemplary, with a different order or bypass lines as in FIG. 1 shown are conceivable.
  • the thermostat 22 may also be connected, as shown, to the main radiator 39, which is connected to the coolant pump inlet 23 via a connecting line 41. It is also possible to connect the thermostat 22 via a bypass 42 with the coolant pump inlet 23. As shown, the oil heat exchanger 38 also opens into the coolant pump inlet 23. Dotted is a connection 43 from the main cooler 39 to the expansion tank 22.
  • the thermostat 22 can be electrically controlled, or z. B. be executed as a map thermostat.
  • the housing of the block thermostat 14 is integrated in the cylinder block.
  • the block thermostat 14 can also be designed as a separate component.
  • the coolant pump outlet is connected directly to the cylinder block or to the cylinder block-side coolant region 3.
  • the line for supplying the exhaust side 31 of the cylinder head and also the turbocharger 18 (branch 16, 17) is connected directly to thedemittepumpenaustritt.
  • outlet housing 28 is exemplified as a separate component, but may still have an EGR valve with appropriate lines to supply the EGR cooler.
  • the block thermostat 14 can remain closed longer, since possibly forming vapor or air bubbles from the cylinder block or its upper portion via the previously described path crossing 11, cooling slot 9 and outlet 12 in the cylinder head or can be derived in the inlet-side cooling region 7.
  • a warm-up behavior of the internal combustion engine is decidedly improved because the block thermostat 14 must be opened only when an exchange of the coolant in the cylinder block side coolant area 3 or in the water jacket is actually required.
  • cooling slot 9 is not directly, but indirectly connected via the passage 11 with the cylinder block side coolant area 3.
  • the passage 11 is quasi slot-like executed.
  • a cylinder head gasket 46 is arranged, which advantageously has an opening 47 adapted to the passage 11, which, as shown, has a corresponding longitudinal extent corresponding to the slot-like configuration ( FIG. 3 ).
  • a corresponding to the outlet 12 running opening 48 opposite to the opening 47 in the cylinder head gasket 46 is provided.
  • the cooling slot 9 is advantageously introduced into the cylinder block web 8 in such a way that it has no direct connection to the block water jacket or the cylinder block side coolant region 3 in the cylinder block 45.
  • a safety area 49 or balcony 50 is advantageously formed in the transverse direction of the cooling slot 9 on both sides of the cooling slot 9. This can be performed optimally each casting technology, and should, if the cooling slot 9 is mechanically introduced, not be injured.
  • the coolant guide thus takes place from the block water jacket or from the cylinder block side coolant region 3 from bottom to top through the cylinder head gasket 46 through the opening 47 in the passage 11.
  • the coolant flows along the transition 11 and from there through the opening 47 from top to bottom through the Cylinder head gasket 46 in the cooling slot 11, along this towards the outlet 12 and there again from bottom to top through the opening 48 in the cylinder head gasket 46 in the outlet 12, which is in communication with the cylinder head side cooling region 4 and with the inlet side cooling region 7 , As in FIG. 2
  • both cooling slot 9/11 crossing
  • FIG. 2 can be seen further, in each case on both sides of the cylinder block web 8, based on its central axis X, a web cooling channel 57 is arranged, which, as described above with the block water jacket in combination.
  • the respective web cooling channel 57 has two sections 58 and 59 in the illustrated drawing plane.
  • the first section 58 extends in the illustrated plane of the drawing from bottom to top and merges into the second section 59, which is oriented in the direction of the cylinder head.
  • the second section 59 is preferably designed to be eccentrically tapered in the illustrated embodiment, so that in each case the balconies 50 are formed on both sides of the central axis X.
  • the second portion 59 of the right in the plane of the web cooling channel 57 is guided so that it opens into the passage 11 (through the seal opening 47).
  • the opposite second section 59 of the left in the plane of the web web cooling channel 57 is preferably guided in the direction of the cylinder head gasket 46, or covered by this.
  • the cooling slot 9 can be cast in the manufacture of the cylinder block 45 with. But it is also possible a mechanical introduction, as already indicated above. In the mechanical introduction of the cooling slot 9, a side milling cutter can be used, so that the cooling slot 9 is generated by simply vertical retraction. It is also conceivable, the radius of the To reduce the side milling cutter, and perform a horizontal movement along the planned cooling slot 9 after vertical retraction. Of course, a suitable pin milling cutter can be used instead of the disc milling cutter.
  • the cooling slot 9 is seen in cross-section preferably designed circular section.
  • an optimal cooling of the cylinder block web 8 area of the cooling slot 9 is achieved with the illustrated embodiment.
  • pulling in the lower area of the material requirement of the cylinder block 45 is additionally reduced, which at the same weight and cost are reduced.
  • screw pipes 51 are provided in the cylinder head 44 and in the cylinder block 45 screw pipes 51 are provided. It is possible to design the web cooling channels 57 so that the balconies 50 have local contact with the screw pipes 51.
  • the cooling slot 9 is off FIG. 4 as a detail in a longitudinal section, of course not shown to scale.
  • the cooling slot 9 has a slot opening 52 with slot walls 53 and a slot bottom 54. Opposite the slot bottom 54 of the cooling slot 9 is covered by the cylinder head gasket 46, wherein in the cylinder head gasket 46 preferably the openings 47 and 48 are arranged.
  • the opposing slot walls 53 are spaced apart from each other with the slot width 56 and pass into the slot base 54 in each case.
  • the slot base 54 is made rounded with a radius whose magnitude is smaller than the slot width 56.
  • the radius has an amount which corresponds to half the slot width 56.
  • the radius has an amount which corresponds to up to a quarter of the slot width 56.
  • the cooling slot 9 is in this case carried out with a slot tool, which has a "tip" with a correspondingly large rounding.
  • the cooling slot 9 is in a cross section of the internal combustion engine ( FIG. 2 ) executed analogously to the embodiment in the longitudinal section described above. That means, that for the geometry of the cooling slot 9 as large a radius as possible is selected, which is limited only by the slot width 56 and the slot depth.
  • the invention should not be limited to the described preferred embodiment. It is within the meaning of the invention, when the web cooling channels 57 are designed with a constant cross-section so without differently executed sections. It is also possible to execute the web cooling channels 57 as shown, without arranging a cooling slot in the cylinder block web. In this respect, all combinations and unique positions of the mentioned features are conceivable and executable.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
EP10187422A 2009-07-30 2009-07-30 Système de refroidissement Active EP2325453B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP09166865A EP2309114B1 (fr) 2009-07-30 2009-07-30 Circuit de refroidissement

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP09166865A Division-Into EP2309114B1 (fr) 2009-07-30 2009-07-30 Circuit de refroidissement
EP09166865.7 Division 2009-07-30

Publications (2)

Publication Number Publication Date
EP2325453A1 true EP2325453A1 (fr) 2011-05-25
EP2325453B1 EP2325453B1 (fr) 2012-07-18

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EP09166865A Active EP2309114B1 (fr) 2009-07-30 2009-07-30 Circuit de refroidissement
EP10187421.2A Active EP2322785B1 (fr) 2009-07-30 2009-07-30 Système de refroidissement
EP10187422A Active EP2325453B1 (fr) 2009-07-30 2009-07-30 Système de refroidissement

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EP09166865A Active EP2309114B1 (fr) 2009-07-30 2009-07-30 Circuit de refroidissement
EP10187421.2A Active EP2322785B1 (fr) 2009-07-30 2009-07-30 Système de refroidissement

Country Status (3)

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US (1) US8555825B2 (fr)
EP (3) EP2309114B1 (fr)
CN (1) CN201891481U (fr)

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US10550753B2 (en) 2017-04-21 2020-02-04 Ford Global Technologies, Llc Cylinder block of an internal combustion engine

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JP5846135B2 (ja) * 2013-01-31 2016-01-20 トヨタ自動車株式会社 内燃機関
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KR101619278B1 (ko) * 2014-10-29 2016-05-10 현대자동차 주식회사 냉각수 제어밸브를 갖는 엔진시스템
JP6071990B2 (ja) * 2014-12-24 2017-02-01 本田技研工業株式会社 内燃機関の冷却構造
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JP6332218B2 (ja) * 2015-09-29 2018-05-30 トヨタ自動車株式会社 内燃機関の冷却装置
CN108138687B (zh) 2015-10-23 2020-10-16 本田技研工业株式会社 水冷式发动机的冷却构造
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DE102016214224B4 (de) 2016-08-02 2021-05-20 Ford Global Technologies, Llc Zylinderblock für einen mehrzylindrigen Verbrennungsmotor
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JP6610604B2 (ja) * 2017-04-14 2019-11-27 トヨタ自動車株式会社 内燃機関の冷却装置
JP2019089524A (ja) * 2017-11-17 2019-06-13 アイシン精機株式会社 車両用熱交換装置
RU2684768C1 (ru) * 2018-03-12 2019-04-12 Публичное акционерное общество "АВТОВАЗ" Блок цилиндров двигателя внутреннего сгорания
US11555439B2 (en) 2019-05-02 2023-01-17 Fca Us Llc Cylinder head with integrated turbocharger
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JP7085581B2 (ja) * 2020-03-31 2022-06-16 本田技研工業株式会社 ウォータジャケット
DE102020123021A1 (de) 2020-09-03 2022-03-03 Bayerische Motoren Werke Aktiengesellschaft Verbrennungskraftmaschine für ein Kraftfahrzeug, insbesondere für einen Kraftwagen
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EP2309114A1 (fr) 2011-04-13
US8555825B2 (en) 2013-10-15
EP2322785B1 (fr) 2018-09-19
US20110023799A1 (en) 2011-02-03
CN201891481U (zh) 2011-07-06
EP2309114B1 (fr) 2012-09-12
EP2325453B1 (fr) 2012-07-18
EP2322785A1 (fr) 2011-05-18

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