WO2022012314A1 - Système d'entraînement de véhicule hybride à entraînement arrière - Google Patents

Système d'entraînement de véhicule hybride à entraînement arrière Download PDF

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Publication number
WO2022012314A1
WO2022012314A1 PCT/CN2021/102773 CN2021102773W WO2022012314A1 WO 2022012314 A1 WO2022012314 A1 WO 2022012314A1 CN 2021102773 W CN2021102773 W CN 2021102773W WO 2022012314 A1 WO2022012314 A1 WO 2022012314A1
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WIPO (PCT)
Prior art keywords
transmission shaft
gear
motor
drive
fixed
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PCT/CN2021/102773
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English (en)
Chinese (zh)
Inventor
杨阳
王志明
赵雪松
王男
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中国第一汽车股份有限公司
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Publication of WO2022012314A1 publication Critical patent/WO2022012314A1/fr

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    • 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
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
    • 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
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • 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
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/84—Data processing systems or methods, management, administration

Definitions

  • the present application relates to the field of vehicle drive technology, for example, to a drive system of a rear-drive hybrid vehicle.
  • a rear-drive hybrid vehicle is a vehicle that uses both gasoline and electric drives to drive the rear wheels.
  • the advantage is that when the vehicle starts and stops, it is only driven by the motor, and the engine does not work. When the preset speed is reached, the engine rotates, so that the engine can always maintain the best working condition, with good power and low emissions.
  • the transmission device of the hybrid vehicle is usually based on the gasoline drive device, and an electric motor is added between the engine and the transmission, so as to realize the function of electric drive. That is, the hybrid drive is realized by improving the conventional automatic transmission into a hybrid transmission.
  • the transmission formed by the hybrid drive cannot control the engine to work in a low fuel consumption area for a long time, resulting in a smaller range of lower vehicle fuel consumption, and a hybrid vehicle with a hybrid drive mode has fewer drive modes.
  • the present application provides a drive system for a rear-drive hybrid vehicle, which can enable the vehicle to be in the most economical working mode and reduce the fuel consumption of the vehicle.
  • An embodiment provides a drive system for a rear-drive hybrid vehicle, including:
  • connection and disconnection device the active end of the connection and disconnection device is connected with the engine through the first transmission shaft; the second transmission shaft;
  • first gear assembly the first end of the first gear assembly is fixed on the second transmission shaft, the second end of the first gear assembly is fixed on the third transmission shaft; the fourth transmission shaft;
  • the second motor is fixed on the fourth transmission shaft, the fourth transmission shaft is rigidly connected with the third transmission shaft; the fifth transmission shaft;
  • the rear differential device is respectively connected with the second end of the fifth transmission shaft and the rear drive shaft;
  • an electrical energy storage device connected to the inverter, configured to store electrical energy generated by the first motor, and configured to provide electrical energy to the second motor;
  • the engine, the connection and disconnection device, the first motor and the second motor are arranged at intervals along the direction from the front wheel to the rear wheel of the vehicle.
  • the drive system of the rear-drive hybrid vehicle further includes a synchronizing device, the synchronizing device is fixed on the third transmission shaft, and the synchronizing device is configured to be engaged with or disengaged from the first gear assembly. open.
  • the first gear assembly includes a first gear pair and a second gear pair
  • the synchronizing device is located between the first gear pair and the second gear pair.
  • the first gear pair includes a first driving gear and a first driven gear
  • the second gear pair includes a second driving gear and a second driven gear
  • the first driving gear and all The second driving gear is respectively fixed on the second transmission shaft
  • the first driven gear and the second driven gear are respectively fixed on the third transmission shaft
  • the synchronizing device is arranged to be connected with the The first driven gear is engaged or disengaged with one of the second driven gears.
  • the transmission ratio of the first gear pair is greater than the transmission ratio of the second gear pair, and when the synchronizing device is engaged with the first driven gear, the engine and the first motor The driving force generated by at least one of them can be transmitted to the first driven gear, and the driving force generated by at least one of the engine and the first electric motor when the synchronizing device is engaged with the second driven gear Force can be transmitted to the second driven gear.
  • the drive system further includes a first bearing and a second bearing, the first bearing being located in the inner cavity formed by the first driven gear and the third transmission shaft, the second bearing is located in the inner cavity formed by the second driven gear and the third transmission shaft.
  • the second gear assembly includes a third gear pair, a third driving gear in the third gear pair is fixed to the fourth transmission shaft, and a third slave gear in the third gear pair is The movable gear is fixed with the fifth transmission shaft.
  • the axes of the first transmission shaft, the second transmission shaft, the third transmission shaft, the fourth transmission shaft and the fifth transmission shaft are parallel to each other, and the first transmission shaft is The transmission shaft, the second transmission shaft and the fifth transmission shaft are located on the same axis.
  • one side of the first motor has an inner cavity, and the connection and disconnection device is located in the inner cavity.
  • the drive system further includes a plurality of bearings, through which the first transmission shaft, the second transmission shaft, the third transmission shaft, the fourth transmission shaft and the fifth transmission shaft respectively pass The plurality of bearings are fixedly supported.
  • FIG. 1 is a schematic diagram 1 of a drive system of a rear-drive hybrid vehicle provided by an embodiment of the present application;
  • FIG. 2 is a second schematic diagram of a drive system of a rear-drive hybrid vehicle according to an embodiment of the present application.
  • the terms “installed”, “connected” and “connected” should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of two components.
  • installed should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of two components.
  • the drive system of the rear-drive hybrid vehicle includes an engine 10 , a connection and disconnection device 20 , a first motor 40 , and a first motor 40 .
  • the engine 10 is arranged close to the front drive shaft 101 , the active end 21 of the connection and disconnection device 20 is connected to the engine 10 through the first transmission shaft 31 , and is configured to transmit the power of the engine 10 , and the driven end 22 of the connection and disconnection device 20
  • the second transmission shaft 32 is connected to the first motor 40 , that is, the first motor 40 is fixed on the second transmission shaft 32 .
  • one side of the first motor 40 (which may be the left side of the first motor 40 ) has an inner cavity, and the connection and disconnection device 20 is located in the inner cavity, so as to utilize the inner space reasonably.
  • the first end of the first gear assembly is fixed on the second transmission shaft 32, the second end of the first gear assembly is fixed on the third transmission shaft 33, and the first gear assembly is arranged between the second transmission shaft 32 and the third transmission shaft 32. Power is transmitted between the shafts 33 .
  • the second motor 60 is fixed on the fourth transmission shaft 34 .
  • the fourth transmission shaft 34 and the third transmission shaft 33 are coaxially disposed and rigidly connected, so that the power on the third transmission shaft 33 can be transmitted to the fourth transmission shaft 34 .
  • the first end of the second gear assembly is fixed on the fourth transmission shaft 34 , and the second end of the second gear assembly is fixed on the first end of the fifth transmission shaft 35 ; the rear differential device 80 is connected to the fifth transmission shaft 35 respectively.
  • the second end is connected with the rear drive shaft 103, and the rear drive shaft 103 is connected with the rear wheel 104.
  • the inverter 100 is connected to the first motor 40 and the second motor 60 respectively, and the electric energy storage device 200 is connected to the inverter 100, and is configured to store the electric energy generated by the first motor 40 driven by the engine 10, and is configured to send the electric energy to the inverter.
  • the second motor 60 provides electrical energy, so that the second motor 60 can drive the rear differential device 80 and the rear drive shaft 103 to move.
  • the inverter 100 is electrically connected to the first motor 40 , the second motor 60 and the energy storage device 200 .
  • the electrical energy storage device 200 may be a battery.
  • the engine 10 , the connection and disconnection device 20 , the first electric machine 40 and the second electric machine 60 are sequentially spaced in a direction in which the front wheels 102 of the vehicle are directed toward the rear wheels 104 .
  • the multi-gear design of the transmission is omitted, and the first motor 40 and the first motor 40 and the second motor can be driven by the engine 10 for a long time.
  • the second motor 60 generates electricity to provide sufficient electric energy, thus solving the problems of short battery life and long charging time of the pure electric vehicle.
  • the engine 10 can participate in driving when the vehicle speed is high, and does not participate in driving when the vehicle speed is low, so that the vehicle can be in the most economical working mode and the fuel consumption of the vehicle is reduced.
  • the connection and disconnection device 20 , the first motor 40 and the second motor 60 in this embodiment are arranged at intervals along the direction from the front wheel 102 to the rear wheel 104 of the vehicle, that is, the rear
  • the drive system of the hybrid vehicle is longitudinally arranged in the vehicle, so that the axial space of the hybrid system is relatively abundant, thereby making the design and production of components less difficult and the torque capacity large.
  • the drive system of the rear-drive hybrid vehicle further includes a synchronization device 90 .
  • the synchronizing device 90 is fixed on the third transmission shaft 33. In one embodiment, the synchronizing device 90 is fixed in the middle of the third transmission shaft 33, and the synchronizing device 90 can be engaged or disengaged with the first gear assembly.
  • the first gear assembly may include a first gear pair 51 and a second gear pair 52
  • the synchronizing device 90 is located between the first gear pair 51 and the second gear pair 52
  • the synchronizing device 90 can be engaged or disengaged with one of the first gear pair 51 and the second gear pair 52 .
  • the driving force generated by the engine 10 and/or the first motor 40 can be transmitted to the first gear pair 51
  • the synchronization device 90 is engaged with the second gear pair 52
  • it can be The driving force generated by the engine 10 and/or the second motor 40 is transmitted to the second gear pair 52 .
  • the first gear pair 51 includes a first driving gear 511 and a first driven gear 512 that mesh with each other
  • the second gear pair 52 includes a second driving gear 521 and a second driven gear 522 that mesh with each other.
  • the first driving gear 511 and the second driving gear 521 are respectively fixed on the second transmission shaft 32
  • the first driven gear 512 and the second driven gear 522 are respectively fixed on the third transmission shaft 33
  • the synchronization device 90 and the One of the first driven gear 512 and the second driven gear 522 is engaged or disengaged, that is, the synchronizer 90 is engaged or disengaged from the first driven gear 512, or the synchronizer 90 is engaged with the second driven gear Gear 522 is engaged or disengaged.
  • the first gear pair 51 and the second gear pair 52 may have different transmission ratios (ie, rotational speed ratios), so that the driving force generated by the engine 10 is transmitted to the fifth transmission shaft 35 at different rotational speed ratios.
  • the transmission ratio of the first gear pair 51 is greater than the transmission ratio of the second gear pair 52 , so that when the synchronizing device 90 is engaged with the first driven gear 512 , the engine 10 and/or the first electric machine 40 generate The driving force of the gear can be transmitted to the first driven gear 512 with a larger transmission ratio, and then transmitted to the fifth transmission shaft 35 through the third transmission shaft 33 and the fourth transmission shaft 34 .
  • the driving force generated by the engine 10 and/or the first motor 40 can be transmitted to the second driven gear 522 with a smaller transmission ratio, and then through the third transmission shaft 33 and the fourth transmission shaft 34 are transmitted to the fifth transmission shaft 35 .
  • the drive system of the rear-drive hybrid vehicle further includes a first bearing 1 and a second bearing 2 .
  • the first bearing 1 is located in the inner cavity formed by the first driven gear 512 and the third transmission shaft 33, and is arranged to support the first driven gear 512;
  • the second bearing 2 is located in the inner cavity formed by the second driven gear 522 and the third transmission shaft 33.
  • the inner cavity formed by the third transmission shaft 33 is arranged to support the second driven gear 522 .
  • the second gear assembly includes a third gear pair 71
  • the third gear pair 71 includes a third driving gear 711 and a third driven gear 712 .
  • the third driving gear 711 is fixed on the fourth transmission shaft 34
  • the third driven gear 712 is fixed on the fifth transmission shaft 35, so that the driving force on the fourth transmission shaft 34 can pass through the third driving gear 711 and the The third driven gear 712 is transmitted to the fifth transmission shaft 35 .
  • the axes of the first transmission shaft 31 , the second transmission shaft 32 , the third transmission shaft 33 , the fourth transmission shaft 34 and the fifth transmission shaft 35 are parallel to each other, in the direction from the front wheel 102 to the rear wheel 104 . Furthermore, the first transmission shaft 31 , the second transmission shaft 32 and the fifth transmission shaft 35 may be located on the same axis, and the third transmission shaft 33 and the fourth transmission shaft 34 may be located on the same axis.
  • the drive system of the rear-drive hybrid vehicle may further include a third bearing 3 , a fourth bearing 4 , a fifth bearing 5 , a sixth bearing 6 , a seventh bearing 7 , The eighth bearing 8 , the ninth bearing 9 , the tenth bearing 11 , the eleventh bearing 12 , the twelfth bearing 13 and the thirteenth bearing 14 .
  • the first transmission shaft 31 is supported and fixed by the third bearing 3 and the fourth bearing 4
  • the second transmission shaft 32 is supported and fixed by the fifth bearing 5 and the sixth bearing 6
  • the third transmission shaft 33 is supported and fixed by the seventh bearing 7 and the sixth bearing 6 .
  • the eighth bearing 8 is supported and fixed, and the fourth transmission shaft 34 is supported and fixed by the ninth bearing 9 , the tenth bearing 11 and the eleventh bearing 12 , wherein the ninth bearing 9 and the tenth bearing 11 are located at both ends of the fourth transmission shaft 34 , the eleventh rotating shaft 12 is located in the middle of the fourth transmission shaft 34 , and the fifth transmission shaft 35 is supported and fixed by the twelfth bearing 13 and the thirteenth bearing 14 .
  • the present embodiment will describe the functions that can be realized by the drive system of the rear-drive hybrid vehicle in several cases.
  • the vehicle is driven by the engine 10, and the engine 10 is in a state of generating electricity.
  • the engine 10 is in a working state and the connection and disconnection device 20 is in a connected state.
  • the engine 10 drives the first motor 40 to rotate, so that the first motor 40 can generate electricity and store it in the electrical energy storage device 200 .
  • the synchronization device 90 is engaged with one of the first driven gear 512 and the second driven gear 522 , so that the driving force generated by the engine 10 is transmitted to the third transmission shaft 33 through the first gear pair 51 or the second gear pair 52 , the third transmission shaft 33 drives the fourth transmission shaft 34 to rotate, and then transmits the driving force to the fifth transmission shaft 35 through the third gear pair 71, and then the rear differential device 80 and the rear drive shaft 103 drive the rear wheels 104 to rotate .
  • the second motor 60 rotates with the fourth transmission shaft 34 and does not generate a driving force.
  • the vehicle is driven by the second motor 60, and the engine 10 is in a state of generating electricity.
  • the engine 10 is in a working state, and the connection and disconnection device 20 is in a connected state. At this time, the engine 10 drives the first motor 40 to generate electricity.
  • the synchronization device 90 is not coupled with the first driven gear 512 and the second driven gear 522. Therefore, the first driving gear 511 drives the first driven gear 512 to idle on the third transmission shaft 33, and the second driving The gear 521 drives the second driven gear 522 to idle on the third transmission shaft 33 , and the driving force of the engine 10 is not transmitted to the third transmission shaft 33 through the first gear pair 51 and the second gear pair 52 .
  • the second motor 60 uses the electric energy of the electric energy storage device 200 to generate driving force, and then transmits the driving force to the fifth transmission shaft 35 through the third gear pair 71 , and then drives the rear wheels 104 through the rear differential device 80 and the rear drive shaft 103 . turn.
  • the vehicle is driven by the second motor 60, and the engine is in a state of not generating electricity.
  • the engine is in a non-operating state
  • the connection and disconnection device 20 is in a disconnected state
  • the first motor 40 is in a non-generating state.
  • the second motor 60 uses the electric energy of the electric energy storage device 200 to generate driving force, and then transmits the driving force to the fifth transmission shaft 35 through the third gear pair 71 , and then drives the rear wheels 104 through the rear differential device 80 and the rear drive shaft 103 . turn.
  • the vehicle is driven by a hybrid, and the engine 10 is in a state of generating electricity.
  • the engine 10 is in a working state
  • the connection and disconnection device 20 is in a connected state
  • the engine 10 drives the first motor 40 to rotate, so that the first motor 40 can generate electricity and store it in the electrical energy storage device 200 .
  • the synchronization device 90 is engaged with one of the first driven gear 512 and the second driven gear 522 , so that the driving force generated by the engine 10 is transmitted to the third transmission shaft 33 through the first gear pair 51 or the second gear pair 52 , the third transmission shaft 33 drives the fourth transmission shaft 34 to rotate, and then transmits the driving force to the fifth transmission shaft 35 through the third gear pair 71, and then the rear differential device 80 and the rear drive shaft 103 drive the rear wheels 104 to rotate .
  • the second motor 60 uses the electric energy of the electric energy storage device 200 to generate driving force, and then transmits the driving force to the fifth transmission shaft 35 through the third gear pair 71 , and then drives the rear wheels 104 through the rear differential device 80 and the rear drive shaft 103 . turn.
  • the vehicle In the fifth situation, the vehicle is in a reverse state, and the engine 10 is in a state of not generating electricity.
  • the second electric motor 60 uses the electric energy in the battery device of the vehicle to generate a reverse driving force, and transmits the reverse driving force to the fifth transmission shaft 35 through the third gear pair 71, and then through the rear differential
  • the device 80 and the rear drive shaft 103 drive the rear wheels 104 to rotate to realize reversing.
  • the engine 10 is in a non-operating state, the connection and disconnection device 20 is in a disconnected state, and the first motor 40 neither generates electricity nor a driving force.
  • the vehicle is stationary and the engine 10 is in a power generation state.
  • the engine 10 is in a working state and the connection and disconnection device 20 is in a connected state.
  • the engine 10 drives the first motor 40 to rotate, so that the first motor 40 generates electricity.
  • the synchronization device 90 is not engaged with the first driven gear 512 and the second driven gear 522.
  • the first driving gear 511 drives the first driven gear 512 to idle on the third rotating shaft 33, and the second driving gear 521
  • the second driven gear 522 is driven to idle on the third rotating shaft 33, and the driving force of the engine 10 cannot be transmitted to the fifth transmission shaft 35, so that the fifth transmission shaft 35 cannot transmit the driving force to the rear differential device 80, so that the rear wheels 104 is not driven.
  • the second motor 60 is in a non-operating state, that is, the second motor 60 does not generate a driving force, and thus does not drive the rear wheels 104 .
  • the rear-drive hybrid vehicle provided in this embodiment has many driving modes.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

La présente invention concerne un système d'entraînement d'un véhicule hybride à entraînement arrière. Le système d'entraînement comprend un moteur (10), un premier arbre de transmission (31), un dispositif de raccordement et de désolidarisation (20), un deuxième arbre de transmission (32), un premier moteur électrique (40), un premier ensemble engrenage, un quatrième arbre de transmission (34), un cinquième arbre de transmission (35), un second ensemble engrenage, un dispositif différentiel arrière (80), un onduleur (100) et un dispositif de stockage d'énergie électrique (200). Une extrémité d'entraînement du dispositif de raccordement et de désolidarisation (20) est raccordée au moteur (10) au moyen du premier arbre de transmission (31) ; le premier moteur électrique (40) est raccordé à une extrémité entraînée (22) du dispositif de raccordement et de désolidarisation (20) au moyen du deuxième arbre de transmission (32) ; une première extrémité du premier ensemble engrenage est fixée au deuxième arbre de transmission (32) ; une seconde extrémité du premier ensemble engrenage est fixée à un troisième arbre de transmission (33) ; un second moteur électrique (60) est fixé au quatrième arbre de transmission (34) ; une première extrémité du second ensemble engrenage est fixée au quatrième arbre de transmission (34) ; une seconde extrémité du second ensemble engrenage est fixée à une extrémité du cinquième arbre de transmission (35) ; le dispositif différentiel arrière (80) est raccordé respectivement à une seconde extrémité du cinquième arbre de transmission (35) et à un arbre d'entraînement arrière (103) ; l'onduleur (100) est raccordé respectivement au premier moteur électrique (40) et au second moteur électrique (60) ; et le dispositif de stockage d'énergie électrique (200) est raccordé à l'onduleur (100).
PCT/CN2021/102773 2020-07-14 2021-06-28 Système d'entraînement de véhicule hybride à entraînement arrière WO2022012314A1 (fr)

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CN202010674754.0 2020-07-14
CN202010674754.0A CN111775685B (zh) 2020-07-14 2020-07-14 一种后驱混合动力车辆的驱动系统

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Cited By (1)

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WO2024055590A1 (fr) * 2022-09-14 2024-03-21 中国第一汽车股份有限公司 Structure d'entraînement et véhicule la comprenant

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Publication number Priority date Publication date Assignee Title
CN111775685B (zh) * 2020-07-14 2022-02-18 中国第一汽车股份有限公司 一种后驱混合动力车辆的驱动系统
CN112389185B (zh) * 2020-11-25 2021-12-10 中国第一汽车股份有限公司 一种混合动力驱动系统及混合动力汽车
CN116118472B (zh) * 2023-03-01 2024-05-17 中国第一汽车股份有限公司 双电机混合驱动系统及其控制方法、装置和车辆

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