CN210454447U - Double-clutch controlled parallel shaft type hybrid power system - Google Patents

Double-clutch controlled parallel shaft type hybrid power system Download PDF

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Publication number
CN210454447U
CN210454447U CN201921223739.3U CN201921223739U CN210454447U CN 210454447 U CN210454447 U CN 210454447U CN 201921223739 U CN201921223739 U CN 201921223739U CN 210454447 U CN210454447 U CN 210454447U
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CN
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Prior art keywords
gear
clutch
motor
power
axle
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CN201921223739.3U
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Chinese (zh)
Inventor
程帅
洪波昌
何正模
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Wuxi Mingheng Hybrid Power Technology Co ltd
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Wuxi Mingheng Hybrid Power Technology Co ltd
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Priority to CN2019209301430 priority
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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
    • B60K6/36Arrangement 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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
    • B60K6/38Arrangement 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 driveline clutches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/42Arrangement 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
    • B60K6/44Series-parallel type
    • B60K6/442Series-parallel switching type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00Control systems specially adapted for hybrid vehicles
    • B60W20/20Control strategies involving selection of hybrid configuration, e.g. selection between series or parallel configuration
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

Abstract

The utility model relates to a hybrid power system of series-parallel configuration specifically discloses a parallel shaft type hybrid power system of double clutch control, and this hybrid power system includes engine, first clutch, first gear train, second clutch, second gear train, rear axle main reducer, first motor, second motor, power battery and dc-to-ac converter. Compared with the prior art, the utility model discloses a hybrid power system can realize single motor pure electric drive mode, two motor pure electric drive modes, series hybrid drive mode, parallelly connected hybrid drive mode through controlling two clutches, has avoided the engine even out of work also to be in the defect of the state of dragging down, and the motor can also auxiliary power moreover, full play the driving force of motor, and multiple drive mode can satisfy the demand of more automobile operating condition.

Description

Double-clutch controlled parallel shaft type hybrid power system
Technical Field
The utility model relates to an automobile power system technical field, in particular to hybrid power system of series-parallel configuration.
Background
In order to overcome the problems of short driving range, limited long-distance driving and the like of the pure electric vehicle, the hybrid power technology becomes an inevitable choice for various whole vehicle enterprises to meet increasingly severe oil consumption limit values and emission regulations. Hybrid systems have three configurations: serial connection, parallel connection and series-parallel connection, and the series-parallel connection is divided into serial-parallel connection and power division series-parallel connection. The tandem type configuration has simple structure, but has low energy conversion efficiency and poor dynamic performance under high-speed working conditions. The parallel configuration is powerful, but only one motor is needed, so that the vehicle cannot be driven while charging. The power split series-parallel configuration has good oil saving effect, but the structure and the control are complex, and the core technology is monopolized by foreign enterprises. In contrast, the series-parallel configuration combines the advantages of simple structure of the series configuration and powerful power of the parallel configuration.
In a series-parallel configuration hybrid power system on the market at present, an engine is directly and rigidly connected with a motor, so that the engine is in a towing state even if the engine does not work; the motor connected with the engine can not assist power only as a generator, can not give full play to the driving capability of the motor, and the requirement of a driver can not be completely met by a limited driving mode. Therefore, the inventor develops a double-clutch controlled parallel shaft type hybrid power system to solve the problems.
Disclosure of Invention
The utility model aims at providing a can solve the engine out of work when being in the ability of dragging the state, each power supply of full play, possess multiple drive mode, realize the series-parallel configuration hybrid power system who reduces oil consumption and discharge to solve the problem that prior art exists.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a double-clutch controlled parallel shaft type hybrid power system comprises an engine, a first clutch, a first gear set, a second clutch, a second gear set, a rear axle main reducer, a first motor, a second motor, a power battery and an inverter; wherein:
the engine is connected with the first gear set through the first clutch, the first gear set is connected with the second gear set through the second clutch, and the second gear set is connected with the rear axle main speed reducer;
the first motor is coupled with the first gear set, and the second motor is coupled with the second gear set;
the first motor and the second motor are electrically connected with the inverter after being connected in parallel through a circuit, and the inverter is electrically connected with the power battery.
In some embodiments of the present invention, the first clutch and the second clutch are coaxially aligned. By adopting the coaxial arrangement mode, the system has compact structure, reduces the conversion of power transmission direction, reduces energy loss, and is suitable for being applied to longitudinal rear-drive hybrid electric vehicles.
In some embodiments of the present invention, the first gear set is a speed increasing gear set including a first gearwheel and a first pinion in mesh;
the second gear set is a reduction gear set and comprises a second large gear and a second small gear which are meshed with each other;
the first clutch couples the engine and the first bull gear; the second clutch couples an axle of the first bull gear and an axle of the second pinion gear; the first motor is coupled with an axle of the first pinion, and the second motor is coupled with an axle of the second bull gear; and the wheel shaft of the second pinion outputs power to the rear axle main reducer through a transmission shaft.
Further, the parallel shaft type hybrid power system further comprises a gearbox box body, and the first clutch, the first gear set, the second clutch, the second gear set, the first motor and the second motor are integrated in the gearbox box body. The design of the integrated mode can facilitate the installation and the arrangement of the whole system.
Furthermore, an output shaft of the gearbox body is connected with the rear axle main reducer through a transmission shaft, and the rear axle main reducer transmits power to wheels.
In some embodiments of the present invention, the first motor and the second motor, the inverter and the power battery are connected by a high voltage wire harness.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the utility model discloses the hybrid power system design benefit, compact structure integrates two motors, two gear sets through two clutches and engine and rear axle main reducer into one set of hybrid power system, and the engine is not directly rigid connection with the motor, has avoided the engine even out the defect that the out-of-service time also is in the state of dragging down; the utility model discloses well motor that links to each other with the engine not only as the generator, can also the auxiliary power, full play the driving force of motor.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of an energy transmission route in a single-motor pure electric drive mode of the present invention;
fig. 3 is a schematic diagram of an energy transmission route of a dual-motor pure electric drive mode of the present invention;
FIG. 4 is a schematic diagram of a series hybrid drive mode energy transfer route of the present invention;
FIG. 5 is a schematic diagram of a parallel hybrid drive mode energy transfer route of the present invention;
FIG. 6 is a schematic diagram of an engine drive mode energy transfer route of the present invention;
fig. 7 is a schematic diagram of the brake feedback mode energy transmission route of the present invention;
fig. 8 is a schematic diagram of the energy transmission route in the parking charging mode of the present invention.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings.
As shown in fig. 1, the dual-clutch controlled parallel shaft hybrid system of the present embodiment includes an engine 1, a first clutch 2, a first gear set 3, a second clutch 4, a second gear set 5, a transmission case 6, a rear axle final drive 7, a first motor 8, a second motor 9, a power battery 10, and an inverter 11.
The engine 1 is connected with the first gear set 3 through the first clutch 2, the first gear set 3 is connected with the second gear set 5 through the second clutch 4, and the second gear set 5 is connected with the rear axle main reducer 7. The first gear set 3 in the present embodiment is a speed increasing gear set including a first large gear and a first small gear that mesh with each other. The second gear set 5 is a reduction gear set comprising a second gearwheel and a second pinion in mesh. The first electric machine 8 is coupled to the first gear set 3 and the second electric machine 9 is coupled to the second gear set 5. Specifically, the first clutch 2 couples the engine 1 and a first large gear of the speed increasing gear set; the second clutch 4 couples the axle of the first gearwheel of the speed increasing gear set and the axle of the second pinion of the speed reducing gear set; the first motor 8 is connected with the wheel axle of the first small gear of the speed increasing gear set, and the second motor 9 is connected with the wheel axle of the second large gear of the speed reducing gear set; the wheel shaft of the second pinion of the reduction gear set outputs power to the rear axle main reducer 7 through the transmission shaft. In this embodiment, the first clutch 2, the first gear set 3, the second clutch 4, the second gear set 5, the first motor 8 and the second motor 9 are all integrated in the gearbox housing 6, an output shaft of the gearbox housing 6 outputs power to the rear axle main reducer 7 through a transmission shaft, and the rear axle main reducer 7 transmits the power to the wheels. 5
The first motor 8 and the second motor 9 are electrically connected with the inverter 11 after being connected in parallel through a circuit, and the inverter 11 is electrically connected with the power battery 10. In the present embodiment, the first motor 8 and the second motor 9, and the inverter 11 and the power battery 10 are connected by a high-voltage wire harness.
In the present embodiment, the first clutch 2 and the second clutch 4 are coaxially arranged. Further, the axial direction of the first clutch 2 and the second clutch 4 is parallel to the axial direction of the output shaft of the engine 1. The hybrid system of the embodiment is applied to a longitudinal rear-drive automobile, and when the first clutch 2 and the second clutch 4 are both closed, the power of the engine 1 can be transmitted to the rear axle final drive 7 without changing the direction.
The following describes the control method of the parallel shaft type hybrid power system with double clutch control according to the embodiment in detail.
The double-clutch controlled parallel shaft type hybrid power system has seven working modes, namely a single-motor pure electric driving mode, a double-motor pure electric driving mode, a series hybrid driving mode, a parallel hybrid driving mode, an engine driving mode, a brake feedback mode and a parking power generation mode.
Fig. 2 is a schematic diagram of an energy transmission route in the single-motor pure electric drive mode, when the power battery 12 has sufficient electric quantity and the required torque is small (starting, reversing or low-speed driving), the first clutch 2 and the second clutch 4 are both opened, the second motor 9 works, and the electric power of the power battery 12 is converted into mechanical energy by driving the second motor 9, and is transmitted to wheels by the second gear set (5), the rear axle main reducer 7 and the like to drive the vehicle to run.
Fig. 3 is a schematic diagram of an energy transmission route in a dual-motor pure electric drive mode, when the electric quantity of the power battery 12 is sufficient and the required torque is large (climbing, rapid acceleration or high-speed driving working condition), the first clutch 2 is opened, the second clutch 4 is closed, the first motor 8 and the second motor 9 work, the electric power of the power battery 12 is converted into mechanical energy through the two motors, and the mechanical energy is transmitted to wheels through the first gear set 3, the second gear set 5, the rear axle main reducer 7 and the like to drive the vehicle to run.
Fig. 4 is a schematic diagram of an energy transmission route of a series hybrid power driving mode, when the power battery 12 is low in electric quantity and the vehicle speed is low, the first clutch 2 is closed, the second clutch 4 is opened, the engine 1, the first motor 8 and the second motor 9 work simultaneously, the power of the engine 1 is converted into electric energy through the first clutch 2 and the first gear set 3 and the first motor 8, a part of the electric energy is converted into mechanical energy through the second motor 9, and then is transmitted to wheels through the second gear set 5 and the rear axle main reducer 7 to drive the vehicle to run, and the other part of the electric energy is stored in the power battery 12 through the inverter 11.
Fig. 5 is a schematic diagram of an energy transmission route of a parallel hybrid power driving mode, when a vehicle speed is high, the first clutch 2 and the second clutch 4 are simultaneously closed, the engine 1, the first motor 8 and the second motor 9 work simultaneously, a part of power of the engine 1 is transmitted to wheels through the first clutch 2, the second clutch 4 and the rear axle main reducer 7 to drive the vehicle to run, and the other part of power is converted into electric energy through the first motor 8 through the first clutch 2 and the first gear set 3 to provide electric energy for the second motor 9 or is stored in the power battery 12 through the inverter 11.
Fig. 6 is a schematic diagram of an energy transmission route in an engine driving mode, when a vehicle speed is high or a power battery 12 fails, the first clutch 2 and the second clutch 4 are simultaneously closed, the engine 1 operates, the first motor 8 and the second motor 9 idle, and power of the engine 1 is transmitted to wheels through the first clutch 2, the second clutch 4 and the rear axle final drive 7 to drive the vehicle to run.
Fig. 7 is a schematic diagram of an energy transmission route in a braking feedback mode, when the vehicle is in a braking condition, the first clutch 2 and the second clutch 4 are simultaneously opened, the engine 1 and the first motor 8 do not work, mechanical energy of the vehicle is transmitted through the rear axle main reducer 7 and the second gear set 5, the mechanical energy is converted into electric energy through the second motor 9, and then the electric energy is stored in the power battery 12 through the inverter 11.
Fig. 8 is a schematic diagram of an energy transmission route in the parking charging mode, when the SOC of the power battery 12 is low and the vehicle is in a stop condition, the first clutch 2 is closed, the second clutch 4 is opened, the engine 1 and the first motor 8 operate, and the power of the engine 1 is converted into electric energy through the first clutch 2, the first gear set 3, the first motor 8 and the inverter 11, and then is stored in the power battery 12.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (6)

1. A double-clutch controlled parallel shaft type hybrid power system is characterized by comprising an engine (1), a first clutch (2), a first gear set (3), a second clutch (4), a second gear set (5), a rear axle main reducer (7), a first motor (8), a second motor (9), a power battery (10) and an inverter (11); wherein:
the engine (1) is coupled with the first gear set (3) through the first clutch (2), the first gear set (3) is coupled with the second gear set (5) through the second clutch (4), and the second gear set (5) is coupled with the rear axle main speed reducer (7);
the first electric machine (8) is coupled with the first gear set (3), and the second electric machine (9) is coupled with the second gear set (5);
the first motor (8) and the second motor (9) are electrically connected with the inverter (11) after being connected in parallel through a circuit, and the inverter (11) is electrically connected with the power battery (10).
2. A dual clutch controlled parallel shaft hybrid powertrain system as claimed in claim 1, characterised in that the first clutch (2) and the second clutch (4) are coaxially aligned.
3. A dual clutch controlled parallel shaft hybrid powertrain system as claimed in claim 1 or 2 wherein:
the first gear set (3) is a speed increasing gear set and comprises a first large gear and a first small gear which are meshed with each other;
the second gear set (5) is a reduction gear set and comprises a second large gear and a second small gear which are meshed with each other;
the first clutch (2) couples the engine (1) and the first gearwheel; the second clutch (4) couples the axle of the first gearwheel and the axle of the second pinion; the first motor (8) is coupled with the axle of the first small gear, and the second motor (9) is coupled with the axle of the second large gear; and the wheel shaft of the second pinion outputs power to the rear axle main reducer (7) through a transmission shaft.
4. A dual clutch controlled parallel shaft hybrid system according to claim 1 or 2, characterized in that it further comprises a gearbox housing (6), said first clutch (2), first gear set (3), second clutch (4), second gear set (5), first electric machine (8) and second electric machine (9) all being integrated in said gearbox housing (6).
5. A dual-clutch controlled parallel shaft hybrid system according to claim 4, characterized in that the output shaft of the gearbox housing (6) is coupled to the rear axle final drive (7) via a propeller shaft, the rear axle final drive (7) transmitting power to the wheels.
6. A dual clutch controlled parallel shaft hybrid system as claimed in claim 1, wherein the first electric machine (8) and the second electric machine (9) and the inverter (11) and the power battery (10) are connected by a high voltage wire harness.
CN201921223739.3U 2019-06-20 2019-07-31 Double-clutch controlled parallel shaft type hybrid power system Active CN210454447U (en)

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CN2019209301430 2019-06-20

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CN201921223739.3U Active CN210454447U (en) 2019-06-20 2019-07-31 Double-clutch controlled parallel shaft type hybrid power system

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CN112172786A (en) * 2020-10-19 2021-01-05 南京朗禾智能控制研究院有限公司 Hybrid power system for engineering and agricultural machinery

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EP2086781B1 (en) * 2006-12-08 2013-05-01 Byd Company Limited Hybrid power output system
CN101920652B (en) * 2009-06-17 2014-06-25 上海捷能汽车技术有限公司 Series/parallel double-motor and multi-clutch hybrid drive unit for vehicle
CN101797884A (en) * 2010-04-20 2010-08-11 上海交通大学 Duel-clutch stepless speed change series parallel hybrid power system
CN102910065B (en) * 2012-11-02 2015-08-12 上海中科深江电动车辆有限公司 Hybrid power minibus power system and corresponding control method

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