EP2581580A3 - Coolant loop for a combustion engine - Google Patents

Coolant loop for a combustion engine Download PDF

Info

Publication number
EP2581580A3
EP2581580A3 EP12006440.7A EP12006440A EP2581580A3 EP 2581580 A3 EP2581580 A3 EP 2581580A3 EP 12006440 A EP12006440 A EP 12006440A EP 2581580 A3 EP2581580 A3 EP 2581580A3
Authority
EP
European Patent Office
Prior art keywords
combustion engine
coolant loop
check valve
opening
expansion tank
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Withdrawn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
EP12006440.7A
Other languages
German (de)
French (fr)
Other versions
EP2581580A2 (en
Inventor
Siegfried Meixner
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.)
Audi AG
Original Assignee
Audi 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 Audi AG filed Critical Audi AG
Publication of EP2581580A2 publication Critical patent/EP2581580A2/en
Publication of EP2581580A3 publication Critical patent/EP2581580A3/en
Withdrawn legal-status Critical Current

Links

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
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/029—Expansion reservoirs
    • 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
    • F01P3/22—Liquid cooling characterised by evaporation and condensation of coolant in closed cycles; characterised by the coolant reaching higher temperatures than normal atmospheric boiling-point
    • 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
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • 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
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/0204—Filling
    • F01P11/0209—Closure caps
    • F01P11/0238—Closure caps with overpressure valves or vent valves
    • 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
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/028—Deaeration devices
    • 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
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/0285—Venting devices
    • 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
    • F01P3/20—Cooling circuits not specific to a single part of engine or machine

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Exhaust Silencers (AREA)
  • Temperature-Responsive Valves (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

Kühlmittelkreislauf 1 für eine Brennkraftmaschine 2, aufweisend einen Hauptkühlkreislauf 1a mit einer Wärmesenke 3 und einen Kurzschlusskreislauf 1b, einen Ausgleichsbehälter 4 mit einem von einer Einfüllöffnung 6 abnehmbaren Einfülldeckel 5 und mindestens einer in den Ausgleichsbehälter 4 mündenden Entlüftungsleitung 10, in der ein Absperrventil 8 angeordnet ist, wobei bei abgenommenem Einfülldeckel 5 eine Befüllleitung 9 vom Ausgleichsbehälter 4 zu mindestens einem der Kreisläufe 1a bzw. 1b unter Umgehung des Absperrventils 8 freigegeben ist.

Figure imgaf001
Coolant circuit 1 for an internal combustion engine 2, comprising a main cooling circuit 1a with a heat sink 3 and a short circuit 1b, a surge tank 4 with a removable from a filler opening 6 filler cap 5 and at least one opening into the expansion tank 4 vent line 10, in which a check valve 8 is arranged , wherein with a removed filler cap 5, a filling line 9 is released from the expansion tank 4 to at least one of the circuits 1a and 1b, bypassing the check valve 8.
Figure imgaf001
EP12006440.7A 2011-10-15 2012-09-14 Coolant loop for a combustion engine Withdrawn EP2581580A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102011116202A DE102011116202B3 (en) 2011-10-15 2011-10-15 Coolant circuit for an internal combustion engine

Publications (2)

Publication Number Publication Date
EP2581580A2 EP2581580A2 (en) 2013-04-17
EP2581580A3 true EP2581580A3 (en) 2017-06-21

Family

ID=46845341

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12006440.7A Withdrawn EP2581580A3 (en) 2011-10-15 2012-09-14 Coolant loop for a combustion engine

Country Status (4)

Country Link
EP (1) EP2581580A3 (en)
KR (1) KR101362579B1 (en)
CN (1) CN103046994B (en)
DE (1) DE102011116202B3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015105921B4 (en) 2015-04-17 2024-05-08 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Cooling system for a vehicle and method for operating the same
CN107542572B (en) * 2016-06-24 2019-07-19 北汽福田汽车股份有限公司 Cooling system and vehicle with it
DE102019115464A1 (en) * 2019-06-07 2020-12-10 Volkswagen Aktiengesellschaft Expansion tank for a fluid circuit
DE102020104760A1 (en) 2020-02-24 2021-08-26 Audi Aktiengesellschaft Method for operating a drive device for a motor vehicle and a corresponding drive device
GB2620406B (en) 2022-07-06 2024-08-07 Perkins Engines Co Ltd Engine system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1488512A (en) * 1975-02-06 1977-10-12 Perkins Engines Ltd Engine cooling system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19607638C1 (en) * 1996-02-29 1997-06-19 Porsche Ag Internal combustion engine coolant circuit
JP4106820B2 (en) * 1999-07-14 2008-06-25 株式会社デンソー Fully sealed container
DE19948160B4 (en) * 1999-10-07 2010-07-15 Wilhelm Kuhn Cooling device for a liquid-cooled internal combustion engine of a motor vehicle
KR100571223B1 (en) * 2003-09-26 2006-04-13 현대자동차주식회사 Cooling water surge tank structure
SE525988C2 (en) * 2003-10-24 2005-06-07 Volvo Lastvagnar Ab Cooling system for a combustion engine mounted in a vehicle
WO2008010749A1 (en) * 2006-07-20 2008-01-24 Volvo Lastvagnar Ab Cooling system
DE102010033715A1 (en) * 2010-08-07 2012-02-09 Audi Ag Expansion tank for a coolant circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1488512A (en) * 1975-02-06 1977-10-12 Perkins Engines Ltd Engine cooling system

Also Published As

Publication number Publication date
EP2581580A2 (en) 2013-04-17
DE102011116202B3 (en) 2012-10-04
CN103046994B (en) 2015-09-02
KR101362579B1 (en) 2014-02-13
KR20130040739A (en) 2013-04-24
CN103046994A (en) 2013-04-17

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