WO2018228272A1 - Système d'alimentation hybride comprenant un train épicycloïdal simple et véhicule utilisant le système d'alimentation hybride - Google Patents

Système d'alimentation hybride comprenant un train épicycloïdal simple et véhicule utilisant le système d'alimentation hybride Download PDF

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Publication number
WO2018228272A1
WO2018228272A1 PCT/CN2018/090338 CN2018090338W WO2018228272A1 WO 2018228272 A1 WO2018228272 A1 WO 2018228272A1 CN 2018090338 W CN2018090338 W CN 2018090338W WO 2018228272 A1 WO2018228272 A1 WO 2018228272A1
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Prior art keywords
motor
engine
output shaft
vehicle
isg
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PCT/CN2018/090338
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English (en)
Chinese (zh)
Inventor
刘小伟
陈慧勇
王印束
王富生
王兴
吴胜涛
李建锋
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郑州宇通客车股份有限公司
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Publication of WO2018228272A1 publication Critical patent/WO2018228272A1/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
    • B60K6/36—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 transmission gearings
    • B60K6/365—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 transmission gearings with the gears having orbital motion
    • 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
    • B60K6/42—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 the architecture of the hybrid electric vehicle
    • B60K6/44—Series-parallel type
    • B60K6/445—Differential gearing distribution type
    • 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
    • B60K6/54—Transmission for changing ratio
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • 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 present invention relates to a single planetary hybrid power system and a vehicle using the same.
  • Hybrid hybrid systems offer tremendous performance advantages over series hybrid systems and parallel hybrid systems.
  • the current hybrid power system mainly uses a planetary mechanism as a power split device, which combines the advantages of the series-parallel hybrid system and enables infinitely variable speed.
  • An invention patent entitled Application Publication No. CN106114185A on November 16, 2016 discloses a hybrid coupling transmission device comprising a planetary row having three power inputs And a power output end, the three power input ends are a sun gear input end, a ring gear input end and a carrier input end, and a power output shaft is connected to the power output end.
  • the power system further includes an engine, a first motor and a second motor respectively connected to the three power input terminals, wherein one of the first motor and the second motor is a drive assist motor, and the other is a drive motor, the engine output shaft
  • the first motor output shaft and the second motor output shaft are arranged side by side, and a brake is arranged between the engine output shaft and the planetary row, and between the transmission auxiliary motor output shaft and the planetary row.
  • switching between different operating modes can be achieved by controlling the on and off of the first motor, the second motor, and the engine.
  • the power output of the power system is provided by the drive motor; for example, in the hybrid mode, the engine and the drive motor are both working, and the power output of the power system is The drive motor and the engine are provided together; as in the engine drive mode, the engine directly drives the vehicle in this mode.
  • the driving motor works to power the power system
  • the driving motor since the driving motor is directly connected to the planetary output shaft through the gear, the torque value of the driving motor input to the planetary row is a certain value, in order to improve the planetary output.
  • the torque at the end requires a drive motor with a large output torque, which increases the cost of the drive motor.
  • the ratio of the rotational speed between the drive motor and the planetary output shaft is constant, and the torque ratio is also fixed, which cannot be adapted to different driving conditions.
  • the power system when the power system is in the engine driving mode, the engine will drive one of the power input ends of the planetary row to rotate. Since the driving motor is directly connected to the planetary output shaft through the gear, the planetary output shaft will drive the driving motor to rotate, and there is Electromechanical conversion reduces the energy utilization of the power system.
  • the technical solution of the single planetary hybrid power system of the present invention is: a single planetary hybrid power system including a planetary row, the planetary row has three power input ends and one power output end, and the hybrid power system further includes An engine, a first motor and a second motor respectively connected to the three power input ends, an engine output shaft, a first motor output shaft and a second motor output shaft are arranged in different axes, the first motor and the second motor A gearbox is provided between at least one of the motors and a respective power input of the planetary row.
  • the first motor is an ISG motor
  • the second motor is a main drive motor
  • the gearbox is disposed between the main drive motor and a power input end of the planetary row.
  • the ISG motor output shaft and the corresponding power input end are meshed and transmitted by the ISG motor output shaft gear, and the hybrid system further includes a locking mechanism for locking the ISG motor output shaft or the ISG motor output shaft gear or the corresponding power input end. .
  • the engine output shaft, the first motor output shaft and the second motor output shaft are arranged side by side.
  • the first motor and the second motor are respectively disposed on two sides of the engine output shaft, and the first motor, the second motor and the engine are located on the same side of the planetary row.
  • the hybrid system includes a mount on which the engine, the first motor, the second motor, and the gearbox are integrated.
  • the hybrid system has the following working modes: 1. Pure electric drive mode: the engine does not start, the ISG motor does not work, the locking mechanism is released, the main drive motor outputs power, and the power is driven by the gearbox to reduce the torque and drive the vehicle; Hybrid drive mode: the lock mechanism is released, the engine is started, the ISG motor adjusts the engine speed and torque, the engine drives the vehicle to drive, and the main drive motor determines whether the work assists according to the torque demand of the whole vehicle; 3.
  • the engine direct drive mode lock The mechanism is locked, the ISG motor does not work, the engine starts, the engine drives the vehicle to drive, and the main drive motor determines whether it is working assist according to the torque requirement of the whole vehicle;
  • the braking energy recovery mode the engine does not work, the ISG motor does not work, the main drive The motor provides braking force. According to different braking force requirements, the gearbox is in different gear positions. When the vehicle brakes, the main drive motor rotates to generate electricity.
  • the technical solution of the vehicle of the present invention is: a vehicle comprising a single planetary hybrid power system, the hybrid system comprises a planetary row, the planetary row has three power input ends and one power output end, and the hybrid power system further comprises three and three respectively.
  • the power input end is corresponding to the engine connected to the drive, the first motor and the second motor, and the engine output shaft, the first motor output shaft and the second motor output shaft are arranged in different axes, and at least the first motor and the second motor are A gearbox is provided between the respective power input ends of the planetary rows.
  • the first motor is an ISG motor
  • the second motor is a main drive motor
  • the gearbox is disposed between the main drive motor and a power input end of the planetary row.
  • the ISG motor output shaft and the corresponding power input end are meshed and transmitted by the ISG motor output shaft gear, and the hybrid system further includes a locking mechanism for locking the ISG motor output shaft or the ISG motor output shaft gear or the corresponding power input end. .
  • the engine output shaft, the first motor output shaft and the second motor output shaft are arranged side by side, the first motor and the second motor are respectively disposed on two axial sides of the engine output shaft, and the first motor, the second motor and the engine are both Located on one side of the planet row.
  • the hybrid system includes a mount on which the engine, the first motor, the second motor, and the gearbox are integrated.
  • the hybrid system has the following working modes: 1. Pure electric drive mode: the engine does not start, the ISG motor does not work, the locking mechanism is released, the main drive motor outputs power, and the power is driven by the gearbox to reduce the torque and drive the vehicle; Hybrid drive mode: the lock mechanism is released, the engine is started, the ISG motor adjusts the engine speed and torque, the engine drives the vehicle to drive, and the main drive motor determines whether the work assists according to the torque demand of the whole vehicle; 3.
  • the engine direct drive mode lock The mechanism is locked, the ISG motor does not work, the engine starts, the engine drives the vehicle to drive, and the main drive motor determines whether it is working assist according to the torque requirement of the whole vehicle;
  • the braking energy recovery mode the engine does not work, the ISG motor does not work, the main drive The motor provides braking force. According to different braking force requirements, the gearbox is in different gear positions. When the vehicle brakes, the main drive motor rotates to generate electricity.
  • the invention has the beneficial effects that the single planetary hybrid power system provided by the invention provides a gearbox between at least one of the first motor and the second motor and the planetary row, and the gearbox can play the role of deceleration and twisting.
  • the gearbox After the gearbox, the speed is reduced and the torque is increased, so that the torque output from the planetary power output is also increased, ensuring that the entire vehicle can be driven. Since the gearbox with reduced speed and increased torque is added, when the motor is selected, a motor with a smaller output torque can be selected, which reduces the cost of the motor.
  • the gearbox usually has multiple gear positions. Through the switching of multiple gear positions, the power output of the motor can be adapted to the working condition of the vehicle, and the motor is in an efficient working state. When in use, when the motor is not required to work, the gearbox is in the neutral position, the engine will not drive the motor to zero torque rotation through the planetary row, thereby increasing the energy conversion and loss, and improving the utilization effect of the engine output energy.
  • FIG. 1 is a schematic view of an embodiment of a vehicle of the present invention.
  • 1 is the engine
  • 2 is the torque damper
  • 3 is the ISG motor
  • 4 is the locking mechanism
  • 5 is the planetary row
  • 6 is the gearbox
  • 7 is the main drive motor
  • 8 is the motor controller
  • 9 is the power Battery
  • 10 is the rear axle
  • 3A is the ISG motor rotor
  • 5A is the planet carrier
  • 5B is the ring gear
  • 5C is the sun gear
  • 6A is the gearbox input shaft
  • 6B is the gearbox intermediate shaft
  • 6C is the intermediate shaft second gear.
  • 6D is the first gear of the intermediate shaft
  • 6E is the output shaft of the gearbox
  • 6F is the first gear of the output shaft
  • 6G is the second gear of the output shaft
  • 6H is the gearbox synchronization device
  • 6I is the reduction gear
  • 7A is the rotor of the main drive motor.
  • the vehicle of the present invention includes a single planetary hybrid power system and a rear axle 10.
  • the single planetary hybrid system includes a planetary row including a sun gear 5C, a carrier 5A, and a ring gear 5B, and a planet gear (not labeled) is mounted on the carrier 5A.
  • a system output shaft is connected to the ring gear 5B, and the system output shaft is connected to the rear axle 10.
  • the hybrid system further includes an engine 1, an ISG motor 3, and a main drive motor 7. As can be seen from Fig.
  • both the ISG motor and the main drive motor can be solid shaft motors.
  • the solid shaft motor reduces the processing difficulty and the processing cost. Reduces the risk of planetary lubricants penetrating into the motor.
  • a torque damper 2 is mounted on the engine output shaft, and the engine output shaft is directly connected to the carrier 5A.
  • the engine 1 drives the planet carrier 5A to rotate, and drives the planetary gear to revolve.
  • the ISG motor rotor 3A is gear-driven with the sun gear 5C through the driving gear, and the sun gear 5C is rotated.
  • the hybrid system further includes a locking mechanism 4 disposed outside the driving gear.
  • the locking mechanism 4 can lock the driving gear, so that the driving gear, the ISG motor rotor and the sun gear 5C are both in a non-rotatable state, and the locking mechanism 4 can be loose.
  • the ISG motor rotor, the driving gear and the sun gear 5C are in a rotatable state.
  • the locking mechanism 4 controls the three by locking the driving gear.
  • the locking mechanism 4 can be disposed outside the ISG motor rotor 3A or the sun gear 5C to the ISG.
  • the motor rotor 3A or the sun gear 5C is locked and released.
  • the ISG motor 3 is locked by the locking mechanism 4, so that when the engine 1 directly drives the vehicle to travel, when the engine 1 is prevented from rotating the planetary row, the planetary row reversely drives the ISG motor 3 to rotate, so that the system has electromechanical conversion. Loss of energy.
  • a transmission 6 is connected to the main drive motor rotor 7A, and the transmission input shaft 6A is drivingly coupled to the main drive motor rotor 7A.
  • the gearbox 6 is a two-speed gearbox including first gear, second gear and neutral gear.
  • a reduction gear 6I is connected to the transmission output shaft 6E, and the reduction gear 6I meshes with the external gear of the ring gear 5B of the planetary row.
  • the main drive motor 7 is decelerated and twisted by the gearbox 6 and the reduction gear 6I. When the main drive motor 7 drives the vehicle to walk, the climbing performance of the hybrid system is greatly improved, and the power of the system is better. .
  • the gearbox 6 Due to the presence of the gearbox 6, when the main drive motor 7 is selected, a smaller torque main drive motor can be selected, thereby reducing the cost of the motor. And since the gearbox 6 has different gear positions, the torque outputted by the main drive motor 7 is matched with the actual vehicle running condition by causing the gearbox 6 to be in different gear positions, so that the main drive motor 7 is in a highly efficient operation. status. Since the transmission case 6 has a neutral position, when the main drive motor 7 is in an inoperative state, the transmission case 6 is placed in the neutral position, and the planetary row does not reversely drive the main drive motor 7 to rotate, thereby reducing the load of the system output. Improve the overall efficiency of the system.
  • the hybrid system of the present invention may have a working mode of pure electric driving, hybrid driving, direct engine driving, braking energy recovery, etc., as follows:
  • the engine does not start, the ISG motor does not work, the locking mechanism is released, the main drive motor is driven, and the power is transmitted to the gearbox through the main drive motor rotor.
  • the gearbox is decelerated and twisted and transmitted to the gearbox through the reduction gear.
  • the planetary gear ring and the planetary gear ring drive the whole vehicle. According to different speeds and working conditions, the gearbox needs to select different gear positions, so that the main drive motor always works in a high efficiency area under the premise of meeting the driving conditions of the vehicle working condition, thereby improving the system efficiency.
  • the ISG motor adjusts the engine speed and torque so that the engine is always in high efficiency area to improve fuel economy.
  • the main drive motor determines whether it needs assistance according to the torque demand of the whole vehicle.
  • the motor controller 8 controls the output torque of the main drive motor to drive the vehicle when the engine cannot meet the torque requirement of the whole vehicle.
  • the gearbox is in the neutral position, avoiding the loss of efficiency of the main drive motor with the rotation.
  • the drive motor is in the power generation mode, and the excess mechanical energy is converted into electrical energy and stored in the power battery 9.
  • the locking mechanism locks the ISG motor so that the engine is in a mode of directly driving the planetary row.
  • the engine directly drives the vehicle, and the main drive motor is determined according to the torque demand of the whole vehicle. Whether it is helpful.
  • this mode cancels the power generation of the ISG motor, cancels the energy conversion, and improves the energy utilization efficiency.
  • the engine does not work, the ISG motor does not work, and the main drive motor provides braking force.
  • the gearbox is in different gear positions to ensure that the main drive motor can provide sufficient braking torque.
  • the vehicle The main drive motor rotates in the reverse direction, and the main drive motor is in the power generation mode, and the excess mechanical energy is converted into electric energy and stored in the power battery 9. Since the main drive motor is connected to the ring gear of the planetary row, and the system output shaft of the planetary row is also connected to the ring gear of the planetary row, in the braking energy recovery mode, energy recovery is performed by the main drive motor.
  • the operation of multiple modes is completed by the locking and releasing of the engine, the ISG motor, the main drive motor, the gearbox, and the locking mechanism to meet the requirements of different working conditions and speeds of the vehicle.
  • the torque output from the main drive motor is increased by the gearbox, so that the vehicle can also travel normally in the electric mode.
  • the engine can be assisted by the transmission of the main drive motor through the gearbox while the engine is running.
  • the gearbox is placed in the neutral position, which prevents the loss of efficiency in the prior art although the main drive motor does not need assistance but also needs to be rotated.
  • the ISG motor is the first motor, and the ISG is only used to adjust the engine speed and torque and start the engine. It is not used as a separate driving power source.
  • the second motor is the main driving motor.
  • the first motor and the second motor may each be a drive motor capable of independently driving the vehicle.
  • a gearbox can be provided between the two motors and the planetary row, or a gearbox can be provided only between one of the planetary rows.
  • first motor and the second motor are respectively disposed on both sides of the output shaft of the engine, and the first motor, the second motor and the engine are all located on one side of the planetary row, so that the overall axial length is reduced, which is convenient. installation.
  • the engine output shaft, the first motor output shaft, and the second motor output shaft are arranged in parallel. In other embodiments, the three may be arranged at a certain angle.
  • the hybrid system of the present invention includes a mount in which the engine, the first motor, the second motor, and the gearbox are integrated on the mount for subsequent assembly with the axle.
  • the portion of the planetary row that meshes with the external gear on the sun gear is a sun gear power input end
  • one end of the planetary row that is connected to the engine drive is a planetary frame power input end
  • the outer teeth of the planetary gear ring gear are The ring gear power input end, the part of the ring gear connected to the system output shaft is the power output end.
  • the structure of the single planetary hybrid power system is consistent with the structure of the above embodiment, and the content thereof will not be described herein.

Abstract

L'invention concerne un système d'alimentation hybride comprenant un train épicycloïdal simple et un véhicule utilisant le système d'alimentation hybride. Le système d'alimentation hybride comprenant un train épicycloïdal simple comprend : un train épicycloïdal (5), le train épicycloïdal (5) comprenant trois bornes d'entrée de puissance et une borne de sortie de puissance ; et comprend en outre un moteur (1), un premier moteur électrique (3) et un second moteur électrique (7) qui sont en connexion de transmission correspondante avec les trois bornes d'entrée de puissance, respectivement, les arbres de sortie du moteur, le premier moteur électrique et le second moteur électrique étant agencés sur des axes différents. Une boîte de transmission (6) permettant de réduire la vitesse et d'augmenter le couple est disposée entre au moins un élément parmi le premier moteur électrique (3) et le second moteur électrique (7) et une borne d'entrée de puissance correspondante du train épicycloïdal (5), de sorte que la sortie de couple par la borne de sortie du train épicycloïdal augmente de manière à garantir que l'ensemble du véhicule est entraîné en déplacement.
PCT/CN2018/090338 2017-06-13 2018-06-08 Système d'alimentation hybride comprenant un train épicycloïdal simple et véhicule utilisant le système d'alimentation hybride WO2018228272A1 (fr)

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Application Number Priority Date Filing Date Title
CN201710443395.6 2017-06-13
CN201710443395.6A CN109080435A (zh) 2017-06-13 2017-06-13 一种单行星排混合动力系统及使用该混合动力系统的车辆

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WO2018228272A1 true WO2018228272A1 (fr) 2018-12-20

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CN111251879A (zh) * 2020-03-17 2020-06-09 天津中德传动有限公司 一种高效水泥搅拌车驱动系统
CN113002287B (zh) * 2021-03-01 2022-11-18 凯博易控车辆科技(苏州)股份有限公司 一种单行星排混合驱动系统及其控制方法

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