WO2021004783A1 - Dispositif d'entraînement conçu pour un véhicule automobile, en particulier une voiture de tourisme, et véhicule automobile, en particulier voiture de tourisme - Google Patents

Dispositif d'entraînement conçu pour un véhicule automobile, en particulier une voiture de tourisme, et véhicule automobile, en particulier voiture de tourisme Download PDF

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Publication number
WO2021004783A1
WO2021004783A1 PCT/EP2020/067580 EP2020067580W WO2021004783A1 WO 2021004783 A1 WO2021004783 A1 WO 2021004783A1 EP 2020067580 W EP2020067580 W EP 2020067580W WO 2021004783 A1 WO2021004783 A1 WO 2021004783A1
Authority
WO
WIPO (PCT)
Prior art keywords
transmission
motor vehicle
electrical machine
drive device
decoupling element
Prior art date
Application number
PCT/EP2020/067580
Other languages
German (de)
English (en)
Inventor
Andreas Kopp
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 WO2021004783A1 publication Critical patent/WO2021004783A1/fr

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Classifications

    • 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
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • 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
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Definitions

  • the invention relates to a drive device for a motor vehicle, in particular for a motor vehicle, according to the preamble of claim 1. Furthermore, the invention relates to a motor vehicle, in particular a motor vehicle, according to the preamble of claim 10.
  • DE 10 2011 015 019 B4 discloses a motor vehicle with an internal combustion engine and with a transmission coupled to the internal combustion engine, which is held on the internal combustion engine.
  • a thermal decoupling element which is formed from a light metal foam, is arranged between the internal combustion engine and the transmission.
  • EP 1 640 204 A2 discloses an electromechanical adjusting device for a transmission of a motor vehicle as known, with an electromechanical drive with a motor which is coupled to an actuating gear and is electrically connected to a control circuit.
  • an axle drive for a vehicle is known with at least one electrical machine, at least one power electronics unit and at least one transmission, which are arranged in a housing.
  • a first housing wall is located between the electrical machine and the power electronics, and a second housing wall is located between the electrical machine and the transmission.
  • the object of the present invention is to create a drive device for a motor vehicle and a motor vehicle, so that a particularly efficient efficient operation of the drive device or the motor vehicle can be realized.
  • a first aspect of the invention relates to a drive device for a motor vehicle, preferably as a motor vehicle, in particular as a passenger vehicle.
  • the motor vehicle includes the drive device in its fully manufactured state.
  • the drive device has at least one gearbox and at least one electric machine, by means of which at least one wheel of the motor vehicle can be driven, in particular electrically, via the gearbox, in particular electrically and preferably purely electrical, driving the motor vehicle.
  • the electric machine can be operated in a motor mode and thus as an electric motor.
  • the electrical machine is supplied with electrical energy or electrical current, the electrical motor converting the electrical energy with which the electric motor is supplied into mechanical energy.
  • the mechanical energy is provided by the electric motor, in particular via a rotor of the electric machine, and introduced into the transmission or transmitted to the wheel via the transmission, whereby the wheel can be driven or is driven.
  • the wheel also referred to as a vehicle wheel, is a Bodentagele element of the motor vehicle which, in its finished or fully manufactured state, can be supported or supported in the vertical direction of the vehicle downwards over the wheel on a floor. If the motor vehicle is driven along the floor while the motor vehicle is supported on the floor via the wheel, the wheel rolls on the floor.
  • the motor vehicle is designed, for example, as an electric vehicle, in particular as a battery-electric vehicle, and can, in particular purely, be electrically powered. be driven.
  • the motor vehicle is a hybrid vehicle, so that, for example, the electric machine can support a driving of the wheel caused by an internal combustion engine and / or the electric machine can, viewed on its own, i.e. without the support of an internal combustion engine, the wheel, especially pure, electric drive.
  • At least one thermal decoupling element is arranged between the transmission held on the electrical machine and the electrical machine.
  • the transmission is at least mechanically connected to the electrical machine, whereby the transmission is attached or held to the electrical machine.
  • the electric machine and the transmission thus form, for example, a structural unit or a drive module which can be handled as a whole without, for example, excessive relative movements between the transmission and the electric machine.
  • the thermal decoupling element is arranged or provided between the electrical machine and the transmission.
  • the thermal decoupling element can prevent excessive heat exchange between the plant and the electrical machine.
  • both the electric machine and the transmission can be operated in a respective advantageous temperature range or at a respective advantageous temperature, so that both the transmission and the electric machine can be operated in a particularly efficient manner.
  • the energy consumption of the drive device and thus of the motor vehicle can be kept particularly low overall.
  • the electrical machine is preferably designed as a high-voltage machine (HV machine), i.e. as a so-called high-voltage component (HV- Component) formed whose electrical voltage, in particular electrical operating or nominal voltage, preferably greater than 40 volts, in particular greater than 50 volts.
  • HV- Component high-voltage component
  • the electrical voltage of the electrical machine is greater than 100 volts and the electrical voltage of the electrical machine is preferably several hundred volts, which means that particularly high electrical powers can be achieved for electrically driving the wheel or the motor vehicle.
  • the transmission preferably has exactly or only one gear ratio, since, for example, the electric machine has a particularly large speed spread. It has been shown to be advantageous if the transmission is liquid-lubricated, in particular oil-lubricated.
  • a liquid, in particular special oil is preferably used to lubricate the transmission.
  • a particularly high, in particular thermal, degree of efficiency of the electrical machine can be realized, especially during its operation, if the electrical machine has a temperature of less than 80 degrees Celsius, in particular less than 50 degrees Celsius.
  • the electrical machine is assigned, for example, a cooling system by means of which the electrical machine is cooled, in particular regulated, to a temperature that is less than 80 degrees Celsius, in particular less than 50 degrees Celsius.
  • the electrical machine is regulated by means of the cooling system to a temperature or a temperature range that is less than 80 degrees Celsius, in particular less than 50 degrees Celsius.
  • the cooling system assigned to the electrical machine comprises, for example, at least one cooling circuit through which a cooling fluid can flow and configured, for example, as a low-temperature circuit.
  • the gear or its gear stage which is preferably single-stage, is lubricated by means of the oil, also known as gear oil, or by means of the liquid
  • the efficiency of the gear unit is subject to a, for example, viscous behavior of the liquid or the oil.
  • the rule here is that Due to the viscous behavior of the liquid, especially the oil, a particularly good, in particular thermal, efficiency of the transmission can be realized when the transmission has a temperature of more than 50 degrees, in particular more than 80 degrees.
  • the transmission is operated at a first temperature during operation of the drive device or the transmission is supplied with the liquid having a first temperature, while the electrical machine is in particular regulated by the cooling system to a second temperature that is lower than the first temperature, is cooled, it can - if no appropriate measures are taken - to an excessive thermal flow of heat or heat transfer from the transmission to the electrical machine, in particular special over respective contact surfaces of the transmission and the electrical machine, for example, directly on the contact surfaces touch each other. The consequence of this can be that the transmission is cooler than desired and the electrical machine is operated warmer than desired.
  • the thermal decoupling element is arranged between the electrical machine and the transmission, excessive heat exchange between the transmission and the electrical machine can be avoided.
  • excessive heating of the electrical machine caused by the transmission or the liquid and excessive cooling of the transmission or the liquid, for example caused by the electrical machine can be avoided.
  • both the transmission and the electrical machine can be regulated, tempered or regulated at the same time to respective advantageous temperatures and thus to their respective best efficiency point.
  • the thermal decoupling element is preferably formed separately from the transmission and separately from the electrical machine and is provided in addition to it.
  • the transmission in particular a transmission housing of the transmission, is supported by the thermal decoupling element on the electrical machine, in particular on a machine housing of the electrical machine.
  • the electrical machine comprises the rotor and a stator, by means of which the rotor can be driven and thus rotated about an axis of rotation relative to the stator.
  • the rotor is thus rotatable, for example, about the axis of rotation relative to the stator and relative to the machine housing, since, for example, the stator is at least indirectly, in particular directly, fixed to the machine housing.
  • the stator and the rotor are each at least partially, in particular at least predominantly, net angeord in the machine housing.
  • the rotor comprises, for example, a rotor shaft which is arranged partly in the machine housing and partly outside the machine housing. Via the rotor, in particular via the rotor shaft, the electrical machine can provide the aforementioned mechanical energy and thus, for example, torques which can or can be transmitted to the wheel via the transmission.
  • the transmission has, for example, at least one transmission element which is arranged in the transmission housing and which can be rotated about a transmission axis of rotation relative to the transmission housing.
  • the transmission axis of rotation extends, for example, parallel to the aforementioned axis of rotation and can be spaced from the axis of rotation, or the axis of rotation of the transmission coincides with the axis of rotation.
  • the transmission element is, for example, a gear.
  • the transmission housing is formed separately from the machine housing. This makes it possible to avoid excessive heat exchange between the transmission and the electrical machine. It has been shown to be particularly advantageous if the thermal decoupling element, which is preferably designed separately from the Geretege housing and separately from the machine housing, on the one hand touches the gear housing and on the other hand directly touches the machine housing.
  • a further embodiment of the invention provides that the thermal decoupling element consists of a Light metal foam, in particular from an aluminum foam, is formed.
  • the thermal decoupling element consists of a Light metal foam, in particular from an aluminum foam, is formed.
  • the weight and the costs of the thermal decoupling element and thus of the drive device can be kept low overall.
  • cavities are enclosed in the light metal foam, which also ensure a particularly high thermal insulation capacity with high temperature resistance at the same time.
  • the decoupling element made of light metal foam can withstand particularly good mechanical loads.
  • the thermal decoupling element preferably has at least one air gap. This can ensure that a particularly small cross-sectional area of the decoupling element is available for conductive heat transfer between the gearbox and the electrical machine, in particular between the gearbox housing and the machine housing, so that the thermal decoupling element can provide a particularly good heat-insulating effect.
  • the thermal decoupling element is formed from a fiber composite material, in particular from a fiber-reinforced plastic. In this way, a particularly low thermal conductivity of the thermal decoupling element can be realized, so that an excessive heat exchange between the transmission and the electrical machine can be reliably avoided.
  • the fiber composite material is designed as so-called hard paper. This means that the fiber composite material has paper and synthetic resin, in particular a phenol-formaldehyde synthetic resin, in which the paper is embedded. The paper forms reinforcing fibers, for example. In other words, the fiber composite material has, for example, reinforcing fibers made of paper, which are embedded in the synthetic resin.
  • the synthetic resin thus functions as a matrix, in particular as a plastic matrix, in which the paper, in particular the reinforcing fibers formed from the paper, are embedded.
  • the density of the hard paper is preferably at least substantially 1.35 grams per cubic centimeter.
  • the thermal decoupling element is partially formed from a thermoset.
  • the thermal decoupling element per se can be elastic, in particular rubber-elastic, deformable, or the thermal decoupling element per se is not elastically or rubber-elastically deformable, but instead is rigid.
  • the thermal decoupling element is formed from a material, the thermal conductivity coefficient of aluminum, in particular of Al99.5, that is of 99.5% aluminum at least 10 times, in particular at least 20 times and preferably at least 30 times greater than the coefficient of thermal conductivity of the material from which the thermal decoupling element is gebil det.
  • the material from which the decoupling element is formed is a light metal foam, in particular an aluminum foam.
  • the coefficient of thermal conductivity of the decoupling element or of the material from which the decoupling element is formed is preferably in a range from 6.1 up to and including 24 watts per meter and Kelvin.
  • a second aspect of the invention relates to a motor vehicle preferably designed as a motor vehicle, in particular as a passenger vehicle.
  • the motor vehicle has at least one wheel, also referred to as a vehicle wheel, by means of which the motor vehicle can be or is supported on a floor in the vertical direction of the vehicle downwards.
  • the motor vehicle comprises at least one drive device which has at least one transmission and at least one electrical machine.
  • the electrical machine's, in particular electrical and preferably purely electrical driving the motor vehicle, the wheel of the motor vehicle can be driven via the transmission, in particular purely electrically.
  • At least one thermal decoupling element is arranged or provided between the transmission held on the electric machine and the electric machine.
  • the coefficient of thermal conductivity, also referred to as thermal conductivity, of the thermal decoupling element or of the material from which the thermal decoupling element is formed is preferably in a range from 0.2 watts per meter and Kelvin up to and including 0.3 watts per meter and Kelvin.
  • the invention also includes further developments of the motor vehicle according to the invention which have features as already described in connection with the further developments of the drive device according to the invention. have been practiced. For this reason, the corresponding developments of the motor vehicle according to the invention are not described again here.
  • the motor vehicle according to the invention is preferably designed as a motor vehicle, in particular special as a passenger car or truck, or as a passenger bus or motorcycle.
  • the invention also comprises the combinations of the features of the described embodiments.
  • FIG. 1 An exemplary embodiment of the invention is described below.
  • the single figure shows a schematic representation of a drive device according to the invention for a motor vehicle.
  • FIGURE shows a schematic representation of a drive device 10 for a motor vehicle preferably designed as a motor vehicle, in particular as a passenger vehicle. This means that the motor vehicle includes the drive device 10 in its fully manufactured state.
  • the motor vehicle also has at least or exactly two axles arranged one behind the other in the vehicle longitudinal direction, so that one of the axles is a front axle and the other axle is a flinter axle of the motor vehicle.
  • the respective axle has at least or exactly two wheels which are spaced apart from one another in the transverse direction of the vehicle and are also referred to as vehicle wheels, the motor vehicle being able to be or supported in the vehicle upright downwards on a floor 12 via the wheels, in particular such that the wheels touch the floor Touch 12 directly.
  • the drive device 10 is assigned, for example, to one of the axles, one of the wheels of the one axle to which the drive device 10 is assigned being recognizable and denoted there by 14.
  • the drive device 10 has a transmission 16 and an electrical machine 18, by means of which at least the wheel 14 or the wheels of the axle comprising the wheel 14 can be electrically driven via the transmission 16 to drive the motor vehicle, in particular purely electrically.
  • the electrical machine 18 has a machine housing 20, a separately formed from the machine housing 20 and fixed to the machine housing 20 stator 22 and a rotor 24 which can be driven by the stator 22 and thereby about an axis of rotation 26 relative to the stator 22 and is rotatable relative to the machine housing 20.
  • the electric machine 18 can be operated in a motor mode and thus as an electric motor.
  • the rotor 24 is driven by the stator 22 and thereby rotated about the axis of rotation 26 relative to the stator 22 and relative to the machine housing 20.
  • the axis of rotation 26 is also referred to as the machine axis of rotation.
  • the electrical machine 18, in particular in its motor operation, via the Rotor 24 provide at least one torque by means of which the wheel 14 and thus the motor vehicle can be driven.
  • the rotor 24 has a rotor shaft 28, also referred to as a shaft and rotatable about the axis of rotation 26 relative to the machine housing 20 and relative to the stator 22, via which the electrical machine 18 can provide the aforementioned torque, in particular in its motor operation .
  • the transmission 16 is designed as a single-stage transmission and thus has exactly one transmission stage 30, also referred to as a transmission stage.
  • the transmission stage 30 has two separately designed transmission elements of the transmission 16, a first of the transmission elements being designed as a first gear 32 and the second gear element as a second gear 34.
  • the gears 32 and 34 are formed separately from one another and mesh with one another.
  • the transmission 16 has a transmission housing 36 which is formed separately from the machine housing 20.
  • the gears 32 and 34 are designed separately from the gear housing 36, the gear 32 being rotatable about a first gear axis of rotation 38 relative to the gear housing 36.
  • the second gear 34 is rotatable about a second transmission axis of rotation 40 relative to the transmission housing 36, the transmission axes of rotation 38 and 40 running parallel to one another and being spaced from one another.
  • the transmission axis of rotation 40 runs parallel to the axis of rotation 26 and is spaced apart from the axis of rotation 26.
  • the transmission axis of rotation 38 coincides with the axis of rotation 26, for example, or the axis of rotation of the transmission 38 runs parallel to the axis of rotation 26 and is spaced apart from the axis of rotation 26.
  • the gear wheel 32 is arranged coaxially to the rotor 24 and thus to the rotor shaft 28.
  • the gear 32 can be driven by the rotor shaft 28.
  • the gear 32 is non-rotatably connected to the rotor shaft 28.
  • the gear wheel 32 is formed in one piece with the rotor shaft 28, or the gear wheel 32 is formed separately from the rotor shaft 28, arranged on the rotor shaft 28 and connected in a rotationally fixed manner to that of the rotor shaft 28.
  • the gear 34 is arranged coaxially with the gear 14, so that the gear 14 can be rotated simultaneously with the gear 34 about the transmission axis of rotation 40 relative to the transmission housing 36 and relative to the machine housing 20.
  • the machine housing 20 and the gear housing 36 are collectively referred to as housing or housing parts.
  • the housings are designed separately from one another and mechanically connected to one another.
  • the housings are connected to one another by means of respective connecting elements 42 designed as screw elements, for example, which are designed separately from the housings.
  • the transmission 16 is held on the electrical machine 18, for example.
  • the transmission housing 36 and thus the transmission 16 are held on the machine housing 20 and thus on the electrical machine 18.
  • the gear 16 is mechanically coupled to the electrical machine 18, so that the gear 34 and thus the wheel 14 can be driven by the electrical machine 18, in particular via the rotor 24, via the gear 16.
  • the torque provided by the electrical machine 18 via the rotor 24, in particular via the rotor shaft 28, can be introduced into the transmission 16 and in particular transmitted to the gear wheel 32.
  • the gear 32 is driven and thus rotated about the transmission axis of rotation 38 relative to the transmission housing 36.
  • the gear 34 is driven by the gear 32, while the gear 14 is driven by driving the gear 32.
  • the wheel 14 can be driven by the rotor 24 and the rotor shaft 28 via the gears 32 and 34, respectively.
  • the housings are connected to one another via respective joining flanges 44 of the housings that are formed separately from one another, the joining flanges 44 being indirectly supported against one another along the axis of rotation 26.
  • At least or precisely one thermal decoupling element is required between the transmission 16 held on the electrical machine 18 and the electrical machine 18, in particular between the joining flanges 44. ment 46 arranged.
  • the thermal decoupling element 46 By means of the thermal decoupling element 46, an excessive heat exchange between the transmission 16 and the electrical machine 18 can be avoided, so that, for example, the electrical machine 18 and the transmission 16 at the same time in particularly advantageous, mutually different temperature ranges or at different, particularly advantageous temperatures can be operated.
  • excessive heat transfer from the transmission 16 to the electric machine 18 can be avoided, so that excessive heating of the electric machine 18 caused by the transmission 16 and excessive cooling of the electric machine 18 caused Transmission 16 can be avoided.
  • the housings are supported on one another along the axis of rotation 26 via the thermal decoupling element 46, so that in the present case the gear housing 36 is screwed to the machine housing 20 through the intermediary of the thermal decoupling element 46.
  • the connecting elements 42 designed as screw elements, for example, penetrate the thermal decoupling element 46 or the respective through openings of the thermal decoupling element 46 the housing, in particular between the Fügflan's 44, is arranged, on the one hand the gear housing 36, in particular the joining flange 44 of the gear housing 36, and on the other hand the machine housing 20, in particular the joining flange 44 of the machine housing 20, directly touches.
  • the thermal decoupling element 46 is formed from a fiber composite material, in particular from flat paper.
  • the flat paper comprises paper and phenol-formaldehyde synthetic resin in which the paper is embedded.
  • the thermal See decoupling element 46 comprise a thermosetting plastic, that is to say be at least partially formed from a thermosetting plastic.
  • the thermal decoupling element 46 is clamped between the housings, in particular between the joining flanges 44.
  • the electrical machine 18 is a traction machine.
  • the electrical machine 18 is a high-voltage component whose electrical operating or nominal voltage is greater than 48 volts, in particular greater than 50 volts, and preferably several hundred volts, in particular during the driving of the wheel 14 brought about by the electrical machine 18.
  • the electric Maschi ne 18 is supplied with electrical energy or electrical current, which is not shown in the figure and for example as Battery trained energy storage is stored.
  • the energy storage device for example designed as a high-voltage battery, is also a high-voltage component whose electrical voltage, in particular electrical operating or nominal voltage, in particular while the wheel 14 is being driven by means of the electrical machine 18, is greater than 48 volts, in particular greater than 50 volts, and is preferably several hundred volts. In this way, particularly large electrical power can be guaranteed to electrically drive the motor vehicle.
  • the electric machine 18 and the transmission 16 can be regulated to particularly advantageous temperatures, for example, by means of respective cooling systems, in particular by means of respective cooling circuits, without an undesirable, excessive and mutual thermal influence of the electric machine 18 and the transmission 16. Such an excessive and mutual thermal influence of the electrical machine 18 and the transmission 16 is avoided by the thermal decoupling element 46.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un dispositif d'entraînement (10) conçu pour un véhicule automobile, comprenant au moins une boîte de vitesses (16), et au moins une machine électrique (18) qui, pour entraîner le véhicule automobile, peut entraîner électriquement au moins une roue (14) du véhicule automobile par l'intermédiaire de la boîte de vitesses (16). Entre la boîte de vitesses (16) maintenue sur la machine électrique (18) et cette machine électrique (18) se trouve au moins un élément de découplage thermique (46).
PCT/EP2020/067580 2019-07-09 2020-06-24 Dispositif d'entraînement conçu pour un véhicule automobile, en particulier une voiture de tourisme, et véhicule automobile, en particulier voiture de tourisme WO2021004783A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019210100.3A DE102019210100A1 (de) 2019-07-09 2019-07-09 Antriebseinrichtung für ein Kraftfahrzeug, insbesondere für einen Kraftwagen, sowie Kraftfahrzeug, insbesondere Kraftwagen
DE102019210100.3 2019-07-09

Publications (1)

Publication Number Publication Date
WO2021004783A1 true WO2021004783A1 (fr) 2021-01-14

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Application Number Title Priority Date Filing Date
PCT/EP2020/067580 WO2021004783A1 (fr) 2019-07-09 2020-06-24 Dispositif d'entraînement conçu pour un véhicule automobile, en particulier une voiture de tourisme, et véhicule automobile, en particulier voiture de tourisme

Country Status (2)

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DE (1) DE102019210100A1 (fr)
WO (1) WO2021004783A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0695662A1 (fr) * 1994-08-04 1996-02-07 Chen-Chi Yang Dispositif d'actionnement pour roue à moteur et procédé de fabrication correspondant
EP1640204A2 (fr) 2004-09-23 2006-03-29 Siemens AG Österreich Actionneur électro-mécanique pour boîte de vitesse d'une véhicule
US20110011656A1 (en) * 2007-03-20 2011-01-20 Peder Ulrik Poulsen Hybrid vehicle system with indirect drive
DE102011005623A1 (de) * 2011-03-16 2012-09-20 Zf Friedrichshafen Ag Antriebsvorrichtung zum Antreiben eines Rades einer Federbeinachse für ein elektrisch antreibbares Fahrzeug
DE102011015019B4 (de) 2011-03-25 2016-03-24 Audi Ag Kraftwagen mit einer Brennkraftmaschine und einem Getriebe
WO2017008968A2 (fr) * 2015-07-16 2017-01-19 Zf Friedrichshafen Ag Essieu semi-rigide entraîné d'un véhicule à moteur, pourvu de deux bras oscillants longitudinaux
DE102016210857A1 (de) 2016-06-17 2017-12-21 Robert Bosch Gmbh Elektrischer Achsantrieb für ein Fahrzeug

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19629346C2 (de) * 1996-07-20 1998-05-14 Mannesmann Sachs Ag Hybridantrieb
DE10034301C2 (de) * 2000-07-14 2002-06-13 Bruss Dichtungstechnik Schallgedämpftes Gehäuse für Geräusch erzeugende Maschinen
JP5760215B2 (ja) * 2011-01-24 2015-08-05 株式会社 神崎高級工機製作所 作業車両の車軸駆動装置
US8858379B2 (en) * 2012-09-21 2014-10-14 Arvinmeritor Technology, Llc Axle assembly having an electric motor module
DE102017202815B4 (de) * 2017-02-22 2021-03-18 Audi Ag Verfahren und System zum Regeln einer Temperatur eines Bauteils eines Fahrzeugs
DE102018202129B3 (de) * 2018-02-12 2019-06-13 Audi Ag Temperaturregelungssystem für eine Antriebseinrichtung und Kraftfahrzeug

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0695662A1 (fr) * 1994-08-04 1996-02-07 Chen-Chi Yang Dispositif d'actionnement pour roue à moteur et procédé de fabrication correspondant
EP1640204A2 (fr) 2004-09-23 2006-03-29 Siemens AG Österreich Actionneur électro-mécanique pour boîte de vitesse d'une véhicule
US20110011656A1 (en) * 2007-03-20 2011-01-20 Peder Ulrik Poulsen Hybrid vehicle system with indirect drive
DE102011005623A1 (de) * 2011-03-16 2012-09-20 Zf Friedrichshafen Ag Antriebsvorrichtung zum Antreiben eines Rades einer Federbeinachse für ein elektrisch antreibbares Fahrzeug
DE102011015019B4 (de) 2011-03-25 2016-03-24 Audi Ag Kraftwagen mit einer Brennkraftmaschine und einem Getriebe
WO2017008968A2 (fr) * 2015-07-16 2017-01-19 Zf Friedrichshafen Ag Essieu semi-rigide entraîné d'un véhicule à moteur, pourvu de deux bras oscillants longitudinaux
DE102016210857A1 (de) 2016-06-17 2017-12-21 Robert Bosch Gmbh Elektrischer Achsantrieb für ein Fahrzeug

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