EP2430296A1 - Dispositif de refroidissement d'un véhicule à moteur et système de refroidissement - Google Patents

Dispositif de refroidissement d'un véhicule à moteur et système de refroidissement

Info

Publication number
EP2430296A1
EP2430296A1 EP10717119A EP10717119A EP2430296A1 EP 2430296 A1 EP2430296 A1 EP 2430296A1 EP 10717119 A EP10717119 A EP 10717119A EP 10717119 A EP10717119 A EP 10717119A EP 2430296 A1 EP2430296 A1 EP 2430296A1
Authority
EP
European Patent Office
Prior art keywords
motor vehicle
heat exchanger
fan
cooling device
cross
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Withdrawn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
EP10717119A
Other languages
German (de)
English (en)
Inventor
Frank Kopf
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2430296A1 publication Critical patent/EP2430296A1/fr
Withdrawn legal-status Critical Current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
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/06—Guiding or ducting air to, or from, ducted fans
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
    • 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
    • F01P11/10—Guiding or ducting cooling-air, to, or from, liquid-to-air heat exchangers
    • 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
    • F01P1/00—Air cooling
    • F01P2001/005—Cooling engine rooms
    • 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
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P2005/025—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers using two or more air pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans

Definitions

  • the invention relates to a motor vehicle cooling device for an internal combustion engine arranged in an engine compartment. Furthermore, the invention comprises a cooling system, in particular a water cooling system, for an internal combustion engine L 5 of a motor vehicle.
  • an axial fan uses a flat radiator for supplying it with cooling air, the axial fan becomes more and more blocked with an increasing component density in an engine compartment of the motor vehicle, with the result that an exhaust air flow of the axial fan does not pull off sufficiently well.
  • the cooling capacity of the radiator decreases and must be compensated by a higher power of the axial fan, which in turn costs energy.
  • a large blockage in the engine compartment also prevents the exhaust air flow of the axial fan can be used for cooling the engine block sides and other heat sources in the engine compartment.
  • EP 0 919 705 A2 discloses a cooling system for an internal combustion engine of a motor vehicle with a water cooler. In a downstream direction behind the radiator, this has an air guide box, which catches a part of a cooling air passing through the radiator and to laterally au-
  • the respective radial fan is provided without overlap with respect to the water cooler and has right 5 angle away from this, so that the radial fan hinders a flow resistance through the heat exchanger as little as possible.
  • the problem here is that an air cooling of the engine without the air duct box and the exhaust ducts is not possible.
  • the object of the invention is by means of a motor vehicle cooling device for a 5 arranged in an engine compartment internal combustion engine, according to claim
  • the motor vehicle cooling device according to the invention or the cooling system according to the invention has a heat exchanger designed in particular as a water cooler and one or a fan or fan interacting with the heat exchanger in a fluid or gas mechanical manner.
  • the blower or fan comprises a cross-flow fan, which can be installed in a built-in
  • blower 35 stood with its extending in a longitudinal direction fan at least partially along the heat exchanger extends.
  • the blower have the cross-flow fan in addition to a Axialstromllibraryer or be assigned to the heat exchanger instead of a Axialstromlformater.
  • a number of the cross-flow fans are arbitrary, but one, two or three cross-flow fans are preferred for a single heat exchanger.
  • the longitudinal extent of the cross-flow fan or its fan wheel at least partially overlaps with the flow cross-section. Ie. a longitudinal extent of the cross-flow fan or the fan
  • L O rads is adjacent to one of the two major longitudinal extensions of the
  • Heat exchanger wherein a distance of an elongated overlap region of fan to the heat exchanger is preferably substantially constant or changes only slightly.
  • the fan of the cross-flow fan z. B. at least partially at a height of the heat exchanger to
  • the cross-flow fan or its fan wheel in an installed state of the motor vehicle cooling device, may be outside or at least partially within a region of the flow cross-section.
  • the region of the throughflow cross section refers to that region of space downstream of the heat exchanger which extends substantially perpendicularly away from the throughflow cross section of the heat exchanger.
  • the cross-flow fan in question is preferably at an edge region at least partially inside or outside of the
  • the cross-flow fan or its fan wheel can be essentially parallel to a comparatively flat extent of the heat exchanger.
  • the cross-flow fan or its fan wheel is arranged substantially in a vertical position or substantially lying opposite the heat exchanger, which relates to a later installation position within the engine compartment of the motor vehicle.
  • Cross-flow fan or its fan is of course applicable.
  • the motor vehicle cooling device is a Heilleitgebliuse the cross-flow I divers with the air inlet with an exhaust air region of the heat exchanger in fluid communication.
  • an air outlet of the air duct By means of an air outlet of the air duct
  • the air guide housing can be designed such that a splitting of an exhaust air flow of the heat exchanger that can be flowed through the crossflow fan is realized.
  • These resulting cooling air streams can, for. B. by means of a plurality of air outlets of Lucasleitge-
  • L O reheatuses be directed to facilities or devices within the engine compartment.
  • For mounting the cross-flow fan relative to the heat exchanger can, for. B. a free longitudinal end portion of a fan shaft of the cross-flow fan in a Vor-
  • z. B a frame of a Axialstromlrangeers stored. In this case, it is possible to insert this free longitudinal end section into the relevant device or device; It can also be a warehouse, z. B. a ball bearing can be provided. Furthermore, it is possible, a respective end of the air guide, in particular a housing cover of the air guide
  • the cross-flow fan preferably has a drive motor already connected to it, in particular an electric motor.
  • Other drive motors are of course applicable;
  • the cross-flow fan can also be driven by the internal combustion engine.
  • the drive motor preferably has a fastening device, by means of which the cross-flow fan can be fastened opposite to its movable bearing in the engine compartment.
  • This attachment 30 or the bearing of the fan shaft then forms a fixed bearing of the fan shaft or the fan. Preference is a screwing or caulking of the drive motor in the engine compartment.
  • a 35 cross-flow fan preferably on a Zargen- or a heat exchanger side in
  • Exhaust air from the cross-flow fan can be direct or indirect z. B. on the edge sides of the engine compartment to heat sources, such. B. be directed laterally to the engine or an exhaust manifold. According to the invention less vortex and / or less blocking losses occur in a cooling air power, since the blocking is bypassed, which is not feasible only with a 5 Axialstromlformater.
  • the invention is applicable to any motor vehicle, but in particular a motor vehicle with a high blocking of an air flow from an axial flow fan and a consequent high demand for cooling air power.
  • cooling air can be passed directly to the longitudinal sides of an internal combustion engine to z.
  • Such air cooling is by means of a conventional Axialstromliffers
  • FIG. 1 shows a plan view of an embodiment of a motor vehicle cooling device according to the invention in an installed state in a two-dimensional schematic illustration
  • Fig. 2 is a perspective schematic side view of a cross-flow fan used according to the invention.
  • FIG. 3 shows a perspective schematic partial view of a further embodiment of a cross-flow fan used in accordance with the invention.
  • FIGS. 4-7 in a respective two-dimensional schematic front view (FIG.
  • Embodiments of the invention are 35 Embodiments of the motor vehicle cooling device according to the invention. Embodiments of the invention
  • FIG. 1 shows, in a broken-away plan view, a front section of a motor compartment 2 of a motor vehicle, wherein a forward direction of travel of the motor vehicle is shown with an arrow at the top in FIG.
  • the front section shows a heat exchanger 10, in particular a water cooler 10, for a cooling device 1 of an internal combustion engine 3 of the motor vehicle, which is only partially shown.
  • the cooling device 1 with lines to the engine 3 and bores z. B. within a cylinder head of the engine 3, then form a cooling system of the engine 3.
  • Other z. B. operated with oil as a coolant cooling devices 1 are of course L 5 applicable.
  • an axial flow fan 40 in particular when the vehicle is stationary but stationary and when driving the vehicle, if necessary cooling air 14 through the heat exchanger 10th sucks.
  • At least one cross-flow 20 or radial fan 20 is used according to the invention. This can instead (not shown in the drawing) of the axial flow 40 or in addition (see Fig. 1) to the axial flow fan 40 may be provided.
  • An advantage of the cross-flow fan 20 is that it does not distribute the exhaust air of the heat exchanger 10 downstream distributed, but comparatively focused, which may vary depending on an outlet geometry of the cross-flow fan 20. D.
  • the cooling air flow 14 can be increased through the heat exchanger 10 and / or an exhaust air flow 24 of the crossflow fan 20 can be applied to a heat source.
  • L 0 are directed within the engine compartment 2.
  • the cross-flow fan 20 is adjacent thereto, wherein a fan wheel 25 or a fan shaft 27, that is to say a longitudinal direction L of the cross-flow fan 20, is preferably substantially vertical
  • Known cross-flow fans 20 are catalog products and usually have a> 5 rectangular air duct by means of a Heilleitgeophuses 22. According to the invention to be able to respond to individual engine block shapes or individual circumstances in the engine compartment 2, it makes sense a cross 24 or cooling air flow 24 of the cross-flow fan 20 to redirect to other angles.
  • the respective deflection angle for the cooling air flow 24 may be a variable of the application 30.
  • the frame 41 is used to make an aerodynamic shape at an input region of the cross-flow fan 20, which makes loss of suction of an exhaust air stream 24 of the heat exchanger 10 loss.
  • an air inlet 21 and / or an air outlet 23 of the air guide 22 are integrated into the frame 41 of the Axialstromlrangeers 35 40.
  • Fig. 1 shows approximately such an embodiment.
  • two cross-flow fans 20 are provided right and left (with reference to FIG. 1) next to the axial flow fan 40 on the frame 41, wherein the respective Heilleitgephinuse 22 is integrated with its air inlet 21 into the frame 41.
  • cross-flow fan 20 sucks in his operation from an exhaust air area 1 1 of the
  • Heat exchanger 10 a part of the cooling air flow 14 through the heat exchanger 10 via its air inlet 21, transports the respective cooling air stream 24 via its fan 25 through the cross-flow fan 20 through its Heilaus- outlet 23, which the cooling air flow 24 on the blocking over preferably on
  • L 5 an exhaust manifold, etc. in the engine compartment 2 can be addressed.
  • An attachment of the cross-flow fan 20 can in a variety of ways, eg. B. via a screw, a Verclipsung, caulking, pressing, plugging in rubber damper elements, etc. done. It is important
  • Bearing 33 connected to the cross-flow fan 20 drive motor 30, in particular an electric motor 30 has.
  • This drives the fan shaft 25 and the fan 27 and is preferably formed in a structural unit with the actual cross-flow fan 20.
  • the drive motor 30 is thereby
  • the fastening device 31 is a screw lug 31 and the fastening device 32 is a locking tab 32, which is formed in each case on a housing of the drive motor 30 or alternatively on a housing of the crossflow fan 20.
  • a non-locating side of the fan 25 is designed as follows. Thus, it is possible to allow the fan shaft 27 to protrude at a free end of the fan wheel 25 (FIG. 2, air guide housing 22 not shown) and into a guide end.
  • the fixed bearing side should preferably lie on one side of the drive motor 30. However, it is possible to reverse this kinematic. A secure connection of the cross-flow I wholesomeers 20 with drive motor 30 is effected by screws. It is in
  • FIGS. 4, 5 in particular embodiments in which the fan 25 parallel overlapping (overlap region 29) to a of both
  • the fan 25 is also arranged parallel to a flow cross-section 12 of the heat exchanger 10; However, this can also be carried out analogously to FIG. 7. Further, it is possible to arrange the fan 25 or the cross-flow fan 20 angled with respect to one of the sides of the heat exchanger 10,
  • Fig. 7 shows a relation to the fürströmquerrough 12 inclined arrangement of the cross-flow fan 20 and the fan 25. It is of course possible, depending on a given in the engine compartment 3, which are shown in FIGS. 4-7.
  • the overlap area 29 of the cross-flow fan 20 or of the fan wheel 25 with the heat exchanger 10 is shown in each case.
  • the overlapping region 29 is a vertical parallel projection onto a side of the transverse flow fan 20 or the fan impeller 25 directly adjacent to it
  • Der Mathde- Range 29 is about 25-100%, preferably 50-60%, in particular 65-75%, particularly preferably 70-85% and most preferably 90-100%.
  • An angle between the cross-flow fan 20 or the fan wheel 25 and one side of the heat exchanger 10 (FIG. 6) and / or the flow cross-section 12 of the heat exchanger 10 (FIG. 7) is less than 60 °, preferably 35-45 °, in particular 20 -30 °, more preferably 10-15 ° and most preferably 0-5 °.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L'invention concerne un dispositif de refroidissement (1) pour véhicule à moteur, destiné à un moteur à combustion interne (3) disposé dans un compartiment moteur (2), comprenant un échangeur de chaleur (10), en particulier conçu comme un refroidisseur à eau (10) et un ventilateur coopérant avec l'échangeur de chaleur (10) selon la mécanique des fluides. Selon l'invention, le souffleur présente un ventilateur à débit transversal (20) s'étendant avec sa roue de ventilateur (25) dans le sens longitudinal (L), au moins en partie le long de l'échangeur de chaleur (10). L'invention concerne en outre un système de refroidissement, en particulier un système de refroidissement par eau, pour un moteur à combustion interne (3) de véhicule à moteur, le système de refroidissement présentant un dispositif de refroidissement (1) pour véhicule à moteur selon l'invention.
EP10717119A 2009-05-11 2010-04-28 Dispositif de refroidissement d'un véhicule à moteur et système de refroidissement Withdrawn EP2430296A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009002998A DE102009002998A1 (de) 2009-05-11 2009-05-11 Kraftfahrzeug-Kühleinrichtung und Kühlsystem
PCT/EP2010/055671 WO2010130576A1 (fr) 2009-05-11 2010-04-28 Dispositif de refroidissement d'un véhicule à moteur et système de refroidissement

Publications (1)

Publication Number Publication Date
EP2430296A1 true EP2430296A1 (fr) 2012-03-21

Family

ID=42288775

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10717119A Withdrawn EP2430296A1 (fr) 2009-05-11 2010-04-28 Dispositif de refroidissement d'un véhicule à moteur et système de refroidissement

Country Status (4)

Country Link
EP (1) EP2430296A1 (fr)
CN (1) CN102459837A (fr)
DE (1) DE102009002998A1 (fr)
WO (1) WO2010130576A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017203858A1 (de) 2017-03-09 2018-09-13 Bayerische Motoren Werke Aktiengesellschaft Kühlvorrichtung für ein Kraftfahrzeug, Lüfterzarge sowie eine die Kühlvorrichtung aufweisende Brennkraftmaschine
FR3085886B1 (fr) * 2018-09-17 2020-08-28 Valeo Systemes Thermiques Dispositif de ventilation pour vehicule automobile
DE102018219006A1 (de) * 2018-11-07 2020-05-07 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Lüfteranordnung für ein Kraftfahrzeug
CN111216543A (zh) * 2018-11-27 2020-06-02 宝马股份公司 机动车
FR3093764B1 (fr) * 2019-03-15 2021-04-02 Valeo Systemes Thermiques Module de refroidissement pour véhicule automobile électrique à turbomachine tangentielle
FR3105371A1 (fr) * 2019-12-20 2021-06-25 Valeo Systemes Thermiques Module de refroidissement pour véhicule automobile à turbomachine tangentielle
IT202000012778A1 (it) * 2020-05-28 2021-11-28 Cnh Ind Italia Spa Disposizione di condizionamento per un veicolo da lavoro
DE102020004615A1 (de) * 2020-07-29 2022-02-03 Bomag Gmbh Schemelgelenkte tandemwalze und verfahren zum betrieb derartiger walzen

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JPS5985420A (ja) * 1982-11-08 1984-05-17 Aisin Seiki Co Ltd エンジン冷却装置
US6142213A (en) 1997-11-25 2000-11-07 Siemens Canada Limited Ducted cooling system with radial-flow fan
JP3937624B2 (ja) * 1998-03-13 2007-06-27 株式会社デンソー 車両用冷却装置
DE19910651A1 (de) * 1998-03-13 1999-09-16 Denso Corp Motorkühlvorrichtung
JP2008019741A (ja) * 2006-07-11 2008-01-31 Calsonic Kansei Corp 車両用冷却装置
DE102008020310B4 (de) * 2008-04-23 2019-12-19 Audi Ag Kraftfahrzeug mit zwei Wärmetauschern

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Also Published As

Publication number Publication date
CN102459837A (zh) 2012-05-16
WO2010130576A1 (fr) 2010-11-18
DE102009002998A1 (de) 2010-11-18

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