[go: up one dir, main page]

EP2848786A1 - Agencement linéaire de cylindre pour un moteur à combustion interne à piston élévateur et procédé de refroidissement - Google Patents

Agencement linéaire de cylindre pour un moteur à combustion interne à piston élévateur et procédé de refroidissement Download PDF

Info

Publication number
EP2848786A1
EP2848786A1 EP20130183950 EP13183950A EP2848786A1 EP 2848786 A1 EP2848786 A1 EP 2848786A1 EP 20130183950 EP20130183950 EP 20130183950 EP 13183950 A EP13183950 A EP 13183950A EP 2848786 A1 EP2848786 A1 EP 2848786A1
Authority
EP
European Patent Office
Prior art keywords
liner
cylinder
lid
cooling
cooling fluid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20130183950
Other languages
German (de)
English (en)
Inventor
Georg Bleimschein
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.)
Wartsila NSD Schweiz AG
Original Assignee
Wartsila NSD Schweiz AG
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 Wartsila NSD Schweiz AG filed Critical Wartsila NSD Schweiz AG
Priority to EP20130183950 priority Critical patent/EP2848786A1/fr
Priority to KR20140107816A priority patent/KR20150030149A/ko
Priority to CN201410411704.8A priority patent/CN104421034A/zh
Priority to JP2014172120A priority patent/JP2015055246A/ja
Publication of EP2848786A1 publication Critical patent/EP2848786A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00Cylinders; Cylinder heads 
    • F02F1/02Cylinders; Cylinder heads  having cooling means
    • F02F1/10Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F1/14Cylinders with means for directing, guiding or distributing liquid stream
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00Liquid cooling
    • F01P3/02Arrangements for cooling cylinders or cylinder heads
    • F01P2003/027Cooling cylinders and cylinder heads in parallel

Definitions

  • the invention relates to a cylinder liner arrangement for a reciprocating internal combustion engine, in particular longitudinally purged two-stroke large diesel engine, and a cooling method for cooling a cylinder liner arrangement according to the preamble of the independent claim 1 and 9.
  • the loads to which the cylinder liner is exposed in the operating state are in the upper region of the cylinder liner, ie where the piston in the vicinity of the cylinder cover in the operating state passes through the top dead center, particularly large.
  • the top dead center position of the piston so when the volume of the combustion chamber enclosed by cylinder liner, cylinder cover and piston is approximately minimal, an air fuel mixture is ignited. It thus act high temperatures and pressures in the cylinder liner, which also not least due to the movement of the piston and thus constantly changing dynamic volume of the combustion chamber, also subject to strong dynamic changes.
  • cooling rings which are preferably equipped with a water cooling, so that at least a portion of the resulting heat loads on the cooling ring from the cylinder liner are weg1700bar.
  • simple cooling rings are provided, such as already in the US 937,200 shown.
  • the object of the invention is therefore to provide an improved cylinder liner arrangement or an improved cooling method for a cylinder liner arrangement of a reciprocating internal combustion engine, in particular for a longitudinally purged slow-running two-stroke large diesel engine available, so that the problems known from the prior art are avoided.
  • the resulting static and dynamic thermal expansions can be better controlled, whereby a higher reliability of the internal combustion engine is ensured, maintenance intervals can be extended, the life of Cylinder liner and other components can be significantly increased, and thus ultimately the cost of operating the engine can be significantly reduced.
  • the invention thus relates to a cylinder liner arrangement for a reciprocating internal combustion engine, in particular longitudinally purged two-stroke large diesel engine, comprising a cylinder liner, in which a piston can be installed, which in the operating and installed state between a top dead center and a bottom dead center so along a cylinder axis of the cylinder liner back and forth is arranged, that an upper side of the piston together with a running surface of the cylinder liner and a cylinder liner arranged on the cylinder cover delimits a combustion chamber.
  • the cylinder liner comprises a liner cooling system for cooling the cylinder liner by means of a liner cooling fluid
  • the cylinder cover comprises a lid cooling system for cooling the cylinder cover by means of a lid cooling fluid.
  • the liner cooling system is decoupled from the lid cooling system such that a flow exchange between the liner cooling fluid and the lid cooling fluid can be controlled or regulated. Alternatively, the flow exchange between the liner cooling fluid and the lid cooling fluid is prevented.
  • a separate cooling system is provided in each case for the cylinder cover and for the cylinder liner, wherein the liner cooling system is decoupled from the cover cooling system such that a flow exchange between the liner cooling fluid and the cover cooling fluid is controllable or controllable or prevented.
  • a flow exchange between the liner cooling fluid and the Cover cooling fluid can be controlled or regulated by means of a control or regulating device, for example by arranging at least one valve between the liner cooling system and the lid cooling system;
  • a flow exchange between the liner cooling fluid and the lid cooling fluid can be prevented, for example by a separating device between the liner cooling system and the lid cooling system, wherein no fluid connection for a flow exchange can be produced by the separating device.
  • a flow exchange between the Linerksselfluid and the lid cooling fluid are controlled or regulated by means of a controller, there is a mixing of liner cooling fluid and lid cooling fluid, in particular equal fluids for the Linerksselfluid and the lid cooling fluid are used.
  • By controlling the flow exchange can be prevented, for example, that an additional heat input from the cylinder liner takes place in the cylinder cover;
  • By controlling the flow exchange can be adjusted by the control or regulation of the flow exchange, the heat flow between the cylinder liner and the cylinder cover, for example, depending on the prevailing temperatures in the cylinder liner and the cylinder cover, which may be dependent on an operating mode of the reciprocating internal combustion engine.
  • a poorly heat conducting media separator may be configured and provided to prevent flow communication between the liner cooling fluid and the lid cooling fluid, in practice often in addition between the liner cooling system and the lid cooling system a sealing element, in particular in the region of the media separator may be provided, so that, for example between the cylinder cover and the cylinder liner seals the interior of the cylinder liner to the outside and / or the cover cooling system and / or the liner cooling system are sealed against each other or to the outside, so that e.g. the lid cooling fluid and / or the liner cooling fluid can not escape from its cooling system.
  • the media separator can be configured such that a flow exchange between the liner cooling fluid and the lid cooling fluid can be controlled or regulated.
  • a controllable or controllable device such as a controllable or controllable valve may be arranged on and / or in the media separator in order to enable, suppress or adjust the flow exchange depending on the requirements such as the engine operating parameters.
  • the media separator can be a poorly heat-conducting media separator, in which the controllable or controllable device is arranged.
  • the media separator is designed as a heat exchanger. This has the advantage of allowing good heat transfer between lid cooling fluid and liner cooling fluid so that the temperature distribution in the cylinder liner becomes more uniform along the longitudinal axis, i. that a temperature gradient is reduced.
  • the heat exchanger is arranged between the liner collecting space and the lid collecting space.
  • the heat exchanger may be formed, for example, as one of the following elements or as any combination of these: plate with a large surface area; corrugated metal sheet; Pipe system; Labyrinth system.
  • the liner cooling system is arranged in a cylinder wall of the cylinder liner such that the liner cooling fluid can be fed to the liner cooling system via a liner inlet arranged between the cylinder cover and a liner outlet and can be discharged again via the liner outlet from the liner cooling system.
  • the liner cooling fluid is first guided by the liner inlet in the direction of the cylinder cover, and then led away again from the direction of the cylinder cover to the liner outlet.
  • a liner collection space may also be provided in the cylinder liner, which may be arranged in the cylinder liner, in particular in the vicinity of the cylinder cover, so that the liner cooling fluid can first be supplied to the liner collection space arranged between the liner inlet and the liner outlet, and then the liner cooling fluid from the liner collection space the liner is discharged again.
  • the liner collecting space can serve, inter alia, for example as a compensating vessel or can serve as a starting point for corresponding holes in the wall of the cylinder liner in the production of the cylinder liner, which then later at least form part of the Linerkssels.
  • the lid cooling system is preferably arranged in such a way in the cylinder cover that the cover cooling fluid can be supplied to the lid cooling system via a lid inlet and is discharged again from the lid cooling system via a lid outlet, whereby a lid collecting space for the lid cooling fluid, in particular in FIG may be provided close to the cylinder liner.
  • the lid collecting space can, inter alia, e.g. serve as a surge tank or can serve as a starting point for corresponding holes in the wall of the cylinder cover in the production of the cylinder cover, which then later at least form part of the lid cooling system.
  • the lid cooling fluid is particularly preferably first supplied to the lid collecting space arranged between the lid inlet and the lid outlet, and then the lid cooling fluid is removed again from the lid collecting space via the lid outlet, wherein the lid cooling fluid is preferably led from the lid inlet initially in the direction of the cylinder liner, and then from the direction is led away from the cylinder liner to the cover outlet, whereby a particularly good and homogeneous cooling effect in both the radial direction and in the axial direction in the cylinder cover can be generated.
  • a cooling fluid which differs from the cover cooling fluid is particularly preferably used, wherein water is preferably used as the liner cooling fluid, preferably an oil and / or as a cover coolant.
  • oil can generally be heated to much higher temperatures than water before an oil vapor bubble formation occurs in the oil, is used for cooling the cylinder liner, where, for example, in particular in the upper region of the Cylinder liner quite temperatures of up to 200 ° C or even significantly more can occur using an oil that is available for example on a ship anyway in many variants and sufficient quantity.
  • the cooling oil can be supplied to the cylinder liner, for example at a temperature of about 50 ° C via the liner inlet as Linerkühlfluid the Linerkühlsystem, the cooling oil can heat on its way towards the liner outlet to about 150 ° C to 200 ° C.
  • the heat thus collected mainly in the upper region of the cylinder liner is then distributed more or less uniformly in the axial direction by the cooling oil in the wall of the cylinder liner downwards, whereby it is heated more or less homogeneously.
  • water can be used without problems as a cover cooling fluid in a cylinder arrangement according to the invention since the cover cooling fluid must absorb much less heat in a cylinder liner arrangement according to the invention than in a cylinder liner arrangement known from the prior art, so that in particular no vapor bubble formation in a ceiling cooling system according to the invention is feared must be, which would massively worsen the cooling of the cylinder cover.
  • the same cooling fluid is preferably used for both cooling circuits.
  • a cylinder liner assembly for a reciprocating internal combustion engine, in particular longitudinally purged two-stroke large diesel engine, comprising a cylinder liner, in which a piston is installable, which is arranged in the operating and installed state between a top dead center and a bottom dead center along a cylinder axis of the cylinder liner and herbewegbar that a top of the piston together with a Tread of the cylinder liner and a cylinder liner arranged on the cylinder cover a combustion chamber limited.
  • the cylinder assembly includes a cylinder cooling system for cooling the cylinder liner and for cooling the cylinder cover by means of a cylinder cooling fluid.
  • the cylinder cooling system is configured such that the cylinder cooling fluid can be conveyed through an inlet into the cylinder head and then into the cylinder liner, wherein in particular an outlet in the cylinder liner is arranged for conveying the cylinder cooling fluid out of the cylinder liner arrangement.
  • the cylinder liner arrangement according to the invention comprises a gas separator, which is arranged upstream of the inlet.
  • An additional aspect of the invention relates to a cooling method of a cylinder liner arrangement for a reciprocating internal combustion engine, especially longitudinally purged two-stroke large diesel engine, comprising a cylinder liner, in which a piston can be installed, which in the operating and installation state between a top dead center and a bottom dead center so along a cylinder axis Cylinder liner is reciprocated that an upper surface of the piston together with a running surface of the cylinder liner and a cylinder liner arranged on the cylinder cover limits a combustion chamber.
  • the cylinder assembly includes a cylinder cooling system for cooling the cylinder liner and for cooling the cylinder cover by means of a cylinder cooling fluid.
  • the cylinder cooling system is configured such that the cylinder cooling fluid is delivered through an inlet into the cylinder head and then into the cylinder liner, wherein in particular an outlet is arranged in the cylinder liner for conveying the cylinder cooling fluid out of the cylinder liner assembly.
  • the cylinder liner arrangement comprises according to the invention, a gas separator for separating gas, in particular gas bubbles, from the cylinder cooling fluid, wherein the gas separator is arranged upstream of the inlet.
  • this is advantageous during a rest phase between two operating phases, for example when a ship is unloaded with a switched off large diesel engine in the port;
  • the gas bubbles in the cylinder cooling system can then flow during the rest phase in the direction of the cylinder head, which would be affected by the restart of the reciprocating internal combustion engine, the cooling under certain circumstances, but this can be prevented by the gas separator.
  • only a cooling system is necessary, so that the cylinder cooling system is inexpensive to manufacture and in operation.
  • Fig. 1 is schematic, and for reasons of clarity only partially in section, an inventive cylinder liner arrangement 1 for a reciprocating internal combustion engine, in particular for a longitudinally purged two-stroke large diesel engine shown.
  • a piston not shown in detail is arranged in the cylinder liner 2 in known manner, which is in the operating and installed state between a top dead center and a bottom dead center along a cylinder axis A of the cylinder liner 2 back and forth arranged that a top of the Piston together with a running surface 21 of the cylinder liner 2 and a cylinder liner 2 arranged on the cylinder cover 3 a combustion chamber 4 limited.
  • the cylinder liner 2 comprises a liner cooling system 200 for cooling the cylinder liner 2 by means of a liner cooling fluid 201, which in the present example is a cooling oil
  • the cylinder cover 3 comprises a cover cooling system 300 for cooling the cylinder cover 3 by means of a cover cooling fluid 301, which in the present example Fig. 1 Cooling water is.
  • the liner cooling system 200 is decoupled from the lid cooling system 300 such that a flow exchange between the liner cooling fluid 201 and the lid cooling fluid 301 is prevented.
  • the Linerksselsystem 200 is arranged in such a cylinder wall 22 of the cylinder liner 2, that the Linerksselfluid 201 via a arranged between the cylinder cover 3 and a liner outlet 211 liner inlet 210 to the Linerksselsystem 200 and over the Linerablauf 211 from the Linerkühlsystem 200 again is deductible.
  • Liner inlet 210 and liner outlet 211 are in in itself known manner to an external, in itself arbitrarily designed cooling system fluidly connected.
  • the lid cooling system 300 fluidically decoupled from the liner cooling system 200 is provided according to the invention in the cylinder cover 3 such that the cover cooling fluid 301 can be supplied to the lid cooling system 300 via a lid feed 310 and can be discharged again from the lid cooling system 300 via a lid outlet 311.
  • a liner collection chamber 220 is provided for the liner cooling fluid 201 both between the liner inlet 210 and the liner outlet 211, and a lid collecting space 320 for the lid cooling fluid 301 is also provided between the lid inlet 310 and the lid outlet 311.
  • the lid collecting space 320 and / or the liner collecting space 220 have in the example of Fig.
  • lid cooling system 300 and / or the liner cooling system 200 can also be produced by any other suitable technology known per se in the cylinder cover 3 or in the cylinder liner 2.
  • a media separator 5 designed and provided such that a flow exchange between the Linerksselfluid 201 and the lid cooling fluid 301 is prevented and a heat exchange is minimized.
  • a sealing element 6 in the region of the media separator 5 is provided between the liner cooling system 200 and the lid cooling system 300 for sealing.
  • a clamping ring 7 is provided in a conventional manner, which can additionally help limit an expansion of the cylinder liner 2 in the radial direction.
  • FIG. 2 is schematic, and for reasons of clarity only partially in section, an inventive cylinder liner arrangement 1 for a reciprocating internal combustion engine, in particular for a longitudinally purged two-stroke large diesel engine with a heat exchanger shown.
  • the cylinder liner arrangement 1 according to FIG. 2 corresponds essentially to the cylinder liner arrangement according to FIG. 1 ,
  • the media separator 5 is designed as a heat exchanger and arranged between the lid collecting space 320 and the liner collecting space 220.
  • the heat exchanger is designed as a corrugated metal sheet. Any necessary sealing elements between the Linerkühlsystems 200 and the lid cooling system 300 are not shown here.
  • a controllable or controllable valve 8 is arranged in the media separator 5 in order to allow a flow exchange between the liner cooling system 200 and the lid cooling system 300.
  • the designed as a heat exchanger media separator 5 may be formed without such a controllable or controllable valve.
  • FIG. 3 is schematic, and for reasons of clarity only partially in section, a cylinder liner arrangement 1 with only one cooling circuit for a reciprocating internal combustion engine, in particular for a longitudinally purged two-stroke large diesel engine with a heat exchanger shown.
  • the cylinder liner arrangement 1 comprises a cylinder cooling system 400 for cooling the cylinder liner 2 and for cooling the cylinder cover 3 by means of a cylinder cooling fluid 401.
  • the cylinder cooling fluid 401 is supplied to the cylinder cooling system 400 through an inlet 11 arranged in the cylinder cover 3. Subsequently, the cylinder cooling fluid 401 flows into a cylinder collecting space 420, which is partially arranged in the cylinder cover 3 and partly in the cylinder liner 2. Subsequently, the cylinder cooling fluid 401 flows to an outlet 12 arranged in the cylinder liner and is thus conveyed out of the cylinder arrangement 1.
  • a gas separator 10 designed as a valve is arranged upstream of the inlet 11.
  • the gas separator 10 it is possible for gas or gas bubbles forming in the cylinder cooling fluid 401 to be removed from the cylinder cooling system 400 in order to ensure reliable operation of the cylinder cooling system 400.

Landscapes

  • 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)
  • Pistons, Piston Rings, And Cylinders (AREA)
EP20130183950 2013-09-11 2013-09-11 Agencement linéaire de cylindre pour un moteur à combustion interne à piston élévateur et procédé de refroidissement Withdrawn EP2848786A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP20130183950 EP2848786A1 (fr) 2013-09-11 2013-09-11 Agencement linéaire de cylindre pour un moteur à combustion interne à piston élévateur et procédé de refroidissement
KR20140107816A KR20150030149A (ko) 2013-09-11 2014-08-19 왕복 피스톤 내연기관용의 실린더 라이너 장치 및 냉각 방법
CN201410411704.8A CN104421034A (zh) 2013-09-11 2014-08-20 用于往复活塞式内燃机的缸套装置以及冷却方法
JP2014172120A JP2015055246A (ja) 2013-09-11 2014-08-27 往復ピストン型内燃エンジンのシリンダーライナー装置及び冷却方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20130183950 EP2848786A1 (fr) 2013-09-11 2013-09-11 Agencement linéaire de cylindre pour un moteur à combustion interne à piston élévateur et procédé de refroidissement

Publications (1)

Publication Number Publication Date
EP2848786A1 true EP2848786A1 (fr) 2015-03-18

Family

ID=49223556

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20130183950 Withdrawn EP2848786A1 (fr) 2013-09-11 2013-09-11 Agencement linéaire de cylindre pour un moteur à combustion interne à piston élévateur et procédé de refroidissement

Country Status (4)

Country Link
EP (1) EP2848786A1 (fr)
JP (1) JP2015055246A (fr)
KR (1) KR20150030149A (fr)
CN (1) CN104421034A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3693566A1 (fr) 2019-02-08 2020-08-12 Winterthur Gas & Diesel AG Agencement de cylindre pour un gros moteur ainsi que procédé de refroidissement

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107269411B (zh) * 2017-04-26 2023-06-27 华电电力科学研究院 分布式能源系统及解决缸套水系统压力波动的方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US937200A (en) 1909-03-09 1909-10-19 Floyd T Wood Whip-socket.
DE8633668U1 (de) * 1986-12-17 1987-02-05 Klöckner-Humboldt-Deutz AG, 5000 Köln Flüssigkeitsgekühlte Zylinderlaufbuchse einer Hubkolbenbrennkraftmaschine
DE3707789A1 (de) * 1987-03-11 1988-09-22 Audi Ag Kuehlsystem fuer eine brennkraftmaschine
GB2245703A (en) * 1990-07-03 1992-01-08 Ford Motor Co Engine cooling system
EP0509956A1 (fr) * 1991-04-18 1992-10-21 New Sulzer Diesel Ag Agencement de refroidissement d'un cylindre d'un moteur à combustion interne du type Diesel
DE102005062294A1 (de) * 2005-12-24 2007-06-28 Dr.Ing.H.C. F. Porsche Ag Verfahren zur Kühlung einer Brennkraftmaschine
WO2007128123A1 (fr) * 2006-05-08 2007-11-15 Magna Powertrain Inc. Système de refroidissement de véhicule avec écoulements dirigés
US20100206251A1 (en) * 2009-02-12 2010-08-19 Robert Poeschl Internal combustion engine with a cylinder block and a cylinder head
US20120216761A1 (en) * 2009-10-19 2012-08-30 Toyota Jidosha Kabushiki Kaisha Cooling device for engine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US937200A (en) 1909-03-09 1909-10-19 Floyd T Wood Whip-socket.
DE8633668U1 (de) * 1986-12-17 1987-02-05 Klöckner-Humboldt-Deutz AG, 5000 Köln Flüssigkeitsgekühlte Zylinderlaufbuchse einer Hubkolbenbrennkraftmaschine
DE3707789A1 (de) * 1987-03-11 1988-09-22 Audi Ag Kuehlsystem fuer eine brennkraftmaschine
GB2245703A (en) * 1990-07-03 1992-01-08 Ford Motor Co Engine cooling system
EP0509956A1 (fr) * 1991-04-18 1992-10-21 New Sulzer Diesel Ag Agencement de refroidissement d'un cylindre d'un moteur à combustion interne du type Diesel
DE102005062294A1 (de) * 2005-12-24 2007-06-28 Dr.Ing.H.C. F. Porsche Ag Verfahren zur Kühlung einer Brennkraftmaschine
WO2007128123A1 (fr) * 2006-05-08 2007-11-15 Magna Powertrain Inc. Système de refroidissement de véhicule avec écoulements dirigés
US20100206251A1 (en) * 2009-02-12 2010-08-19 Robert Poeschl Internal combustion engine with a cylinder block and a cylinder head
US20120216761A1 (en) * 2009-10-19 2012-08-30 Toyota Jidosha Kabushiki Kaisha Cooling device for engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3693566A1 (fr) 2019-02-08 2020-08-12 Winterthur Gas & Diesel AG Agencement de cylindre pour un gros moteur ainsi que procédé de refroidissement
CN111550324A (zh) * 2019-02-08 2020-08-18 温特图尔汽柴油公司 用于大型发动机的气缸装置以及冷却方法
CN111550324B (zh) * 2019-02-08 2024-01-12 温特图尔汽柴油公司 用于大型发动机的气缸装置以及冷却方法

Also Published As

Publication number Publication date
JP2015055246A (ja) 2015-03-23
KR20150030149A (ko) 2015-03-19
CN104421034A (zh) 2015-03-18

Similar Documents

Publication Publication Date Title
EP3292287B1 (fr) Dispositif d'injection d'eau d'un moteur à combustion interne et procédé permettant de faire fonctionner un tel dispositif d'injection d'eau
DE112012001371B4 (de) Verbrennungsmaschine mit verbesserter Kühlanordnung
EP2305975B1 (fr) Moteur à combustion interne équipé d'une pompe d'alimentation en huile moteur et procédé de chauffage de l'huile moteur d'un tel moteur à combustion interne
EP2456956B1 (fr) Moteur à pistons axiaux
DE102017112089A1 (de) Kolbenkühleinrichtung
DE2825870A1 (de) Verbrennungsmotor
DE102016109982B4 (de) Verbrennungsmotor und Kühlmittelpumpe
DE102008042660A1 (de) Flüssigkeitsgekühlte Brennkraftmaschine mit Ölkühler und Verfahren zum Betreiben einer derartigen Brennkraftmaschine
DE102014204447B4 (de) Motorbetriebsverfahren und Kraftfahrzeug
DE102016120205A1 (de) Kühlsystem für einen verbrennungsmotor
EP2503116A1 (fr) Agencement de cylindre et piston pour un moteur à combustion à piston élévateur rincé en longueur
DE69711608T2 (de) Methode und einrichtung zur rückgewinnung von wärme aus der ladeluft eines motors
EP2848786A1 (fr) Agencement linéaire de cylindre pour un moteur à combustion interne à piston élévateur et procédé de refroidissement
DE102010051761A1 (de) Verfahren zum Abkühlen eines Hochdruckstössels
DE102009001321A1 (de) Aufgeladene Brennkraftmaschine mit Verdichter und Verfahren zum Betreiben einer derartigen Brennkraftmaschine
DE102016119889A1 (de) Axialkolbenmotor sowie Verfahren zum Betrieb eines Axialkolbenmotors
DE19940144A1 (de) Ölgekühlte Brennkraftmaschine
EP3219970A1 (fr) Cylindre pour un gros moteur diesel deux temps lave longitudinalement et gros moteur diesel
EP2703630A1 (fr) Chemise cylindre pour un moteur à combustion
EP2868890A1 (fr) Dispositif de refroidissement et procédé de refroidissement pour un moteur à combustion à pistons élévateurs
EP3798412B1 (fr) Moteur à vapeur ainsi qu'installation de production combinée électricité-chaleur comportant le moteur à vapeur
EP0509956B1 (fr) Agencement de refroidissement d'un cylindre d'un moteur à combustion interne du type Diesel
DE102017108126A1 (de) Motor mit Anpassung der Direkteinspritzung und Einlasskanaleinspritzung auf Grundlage von Motorenölparametern
DE102020000317A1 (de) Brennkraftmaschine mit ölgekühltem Kolben und Verfahren zur Herstellung eines zugehörigen Kolbens
AT524305A1 (de) Brennkraftmaschine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20130911

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20150919