CN106696690A - Electromechanical compound transmission device of hybrid vehicle - Google Patents
Electromechanical compound transmission device of hybrid vehicle Download PDFInfo
- Publication number
- CN106696690A CN106696690A CN201510774400.2A CN201510774400A CN106696690A CN 106696690 A CN106696690 A CN 106696690A CN 201510774400 A CN201510774400 A CN 201510774400A CN 106696690 A CN106696690 A CN 106696690A
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- CN
- China
- Prior art keywords
- planet row
- gear
- brake
- planet
- coupling mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/12—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of electric gearing
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The present invention relates to an electromechanical compound transmission device of a hybrid vehicle. The electromechanical compound transmission device of the hybrid vehicle comprises an engine, a front drive composed of a bevel gear drive and a speed increase planetary row, a power coupling mechanism, a transmission mechanism as well as an electric motor/generator M1 and an electric motor/generator M2. The power coupling mechanism is composed of a single planetary row, a brake Z1, a brake Z2 and a clutch C1, the electric motor/generator M1 and the electric motor/generator M2 are connected to a ring gear and a sun gear of the power coupling mechanism, the transmission mechanism consists of two planetary rows and three control elements, which refer to a first-gear brake Z4, a second-gear brake Z3 and a third-gear clutch C2, the power of the engine is input through a drive bevel gear, the power of the electromechanical compound transmission is output through the transmission mechanism, the transmission mechanism is a two-degree-of-freedom planetary mechanism, and different gears can be switched to by combining one control element according to different road conditions. Multiple working conditions, such as series connection, parallel connection, series-parallel connection, pure electric transmission and mechanical transmission, can be realized.
Description
Technical field
The present invention relates to a kind of hybrid power transmission system of vehicle system, large-tonnage, heavy duty, non-rice habitats motor vehicle driven by mixed power are particularly well-suited to.
Background technology
Motor vehicle driven by mixed power is simultaneously using motor and engine as power set, coordinate two kinds of power set organic coordinations by energy storage device (power battery pack etc.) and control system, realize that optimum capacity is distributed, reach low energy consumption, low emission and high-performance, its advantage for having merged fuel combustion vehicle and electric vehicle, is the current most low oil consumption of actual development meaning and low emission vehicle.
Currently, the drive system structure of motor vehicle driven by mixed power has the patterns such as series, parallel and series-parallel connection.Series parallel type actuating unit obtains wide application in motor vehicle driven by mixed power.The THS systems of Toyota Company Prius are the typical successful cases of parallel-serial hybrid power vehicle, but its structure type is relatively adapted to small-power vehicle；General Corporation is that the high-power hybrid vehicles such as bus and SUV devise double mode hybrid drive system；But it is still rare to be adapted to the hybrid power transmission system with significant power demand and the complicated off-road vehicle of use condition.
In traditional Car design with internal combustion engine as power source, the off-road vehicle complicated for use condition mainly ensures enough dynamic property with good fuel economy by setting more number of gear.And for the off-road vehicle using hybrid power, to realize good dynamic property and economy, it usually needs use more powerful generator and motor.How in the case of the dynamic property and economy for ensureing off-road vehicle, the power demand of generator and motor is reduced, improve drive train power density, be the Off-road HEV technical issues that need to address.
The content of the invention
The main object of the present invention is to provide a kind of use condition for meeting off-road vehicle complexity, with good dynamic property and economy, and the hybrid power transmission system with multiple-working mode, to meet large-tonnage, heavy duty, non-rice habitats motor vehicle driven by mixed power to the big torque of power drive system output and the demand of slewing range wide, improve conventional truck starting, traction, acceleration, optimization engine behavior, improves dynamic property and VE Vehicle Economy.
Another object of the present invention is to provide a kind of electromechanical combined stepless speed change device as described above, gear and power coupling mechanism using two planet rows, three operating element compositions coordinate, and realize that the forward gear and reverse gear and engine of three fixed speed ratios of three sections of EVT working ranges or pure electric transmission are operated alone three mechanical forward gears.
The purpose of the present invention can be realized by following approach.
A kind of electromechanical compound gearing of hybrid vehicle, including shaft coupling, driving front planet row, power coupling mechanism planet row, two variable speed planetary rows, two clutches, four brakes, the first motor/generator, the second motor/generator, bevel-gear sett, power intake and clutch ends.Its structural feature is：Engine output end is connected by shaft coupling with drive bevel gear input, and dynamic bevel gear is connected with the planet carrier of driving front speedup planet row, and speedup planet row gear ring is fixed, and its sun gear is connected with the planet carrier of coupling mechanism planet row.First motor/generator is connected on the sun gear of power coupling mechanism planet row, and the first brake can brake the first motor/generator, realizes purely mechanic driving operating mode.The gear ring of power coupling mechanism planet row can be braked by second brake, realize the anti-operating mode for dragging dynamic engine of the first motor/generator.Second motor/generator is connected by first clutch with the gear ring of power coupling mechanism planet row.The sun gear of first planet row of the second motor/generator output shaft and gear is connected, and gear ring by first planet row of second clutch and gear is connected.First gear ring of planet row of gear is connected with the sun gear of second planet row of gear, and can be braked by the 3rd brake.Second planet carrier of planet row of gear can be braked by the 4th brake.The gear ring interconnection of second planet row of planet carrier and gear of first planet row of gear, and be connected with clutch end.
Described brake is wet multi-disk brake, and described clutch is multi-disc wet clutch.
The first described motor/generator is permasyn morot.
The second described motor/generator is permasyn morot, and its two ends can be all input into or be exported.
Described the first motor/generator, the second motor/generator and energy storage device are Diesel engine by wire and the engine described in controller phase.
It is an advantage of the invention that：Device is realized as power coupling mechanism using planet circular system, engine power is exported to a certain component of planet circular system, moment of torsion is distributed to generator by planet circular system by fixed proportion, electrical power generators, the electric energy of input is changed into mechanical energy by motor, laggard action edge output is superimposed with output shaft torque, it is possible to achieve mechanical-electric compound drive, purely mechanic transmission and pure electric drive.As a result of planet circular system, can be in the case where speed change, the generated output by means of control generator carrys out regulator generator rotating speed, so as to realize that engine speed, in fuel-economy area, optimizes engine behavior, improves fuel economy；Can also pass through
The combination of coupling mechanism and gear expands speed change gear output speed scope, using three fixed speed ratios, i.e.,
It is capable of achieving the coverage of tradition multi-gear gear-case rotating speed and torque.
When driving operating mode, the gear that controller can be travelled according to the power demand of driver and vehicle, with reference to signals such as speed, power battery pack SOC, carries out the judgement of vehicle operation pattern, is capable of achieving：
Engine power drives electrical power generators, while engine drives the series-parallel connection pattern of vehicle by mechanically connecting together with motor；
·Battery provides the pure motor drive mode (engine-off operation pattern) of power source；
·Driven by engine electrical power generators, then motor series drive mode；
·Engine is operated alone the purely mechanic drive pattern of vehicle；
·Engine and motor parallel drive pattern.
Electromechanical combined transmission system involved in the present invention, the power supply of abundance is provided for Full Vehicle System, is capable of achieving transmission device accessory system electrified.System oil pump is driven using permanent magnet synchronous motor with high-power density, substantially reduces the complexity of conventional truck transmission structures, while improving transmission device power density.
Brief description of the drawings
Fig. 1 is the schematic diagram for implementing a kind of electromechanical compound gearing of the present invention program.
When Fig. 2 is that second brake is braked, for realizing the anti-schematic diagram for dragging the dynamic duty of engine of the first motor/generator.
Fig. 3 is the first brake, and first clutch is combined, schematic diagram without electrical power diverter function purely mechanic for realizing.
Fig. 4 is for realizing combination drive function, schematic diagram when the first motor/generator is rotated forward.
Fig. 5 is for realizing combination drive function, schematic diagram when the first motor/generator is inverted.
Specific embodiment
Fig. 1 show a kind of electromechanical compound gearing of hybrid vehicle representative embodiments for embodiment the solution of the present invention.The output end of engine 50 is connected by the shaft coupling 51 that the engine torque that can decay fluctuates with the input 10 of drive bevel gear 11, dynamic bevel gear 12 is connected with the planet carrier I 12 of driving front speedup planet row 72, speedup planet row gear ring I 13 is fixed, and its sun gear I 14 is connected with the planet carrier II 22 of coupling mechanism planet row 74.First motor/generator 1 is connected on the sun gear II 21 of power coupling mechanism planet row 74, and the first brake 3 can brake the first motor/generator 1, realizes purely mechanic driving operating mode.The gear ring II 23 of power coupling mechanism planet row 74 can be braked by second brake 4, realize the anti-operating mode for dragging dynamic engine 50 of the first motor/generator 1.Second motor/generator 2 is connected by first clutch 5 with the gear ring II 23 of power coupling mechanism planet row 74.Second motor/generator output shaft is connected with the sun gear III33 of 76 first planet rows of gear, and gear ring III31 by 76 first planet rows of second clutch 6 and gear is connected.76 first gear ring III31 of planet row of gear are connected with the sun gear IV43 of 76 second planet rows of gear, and can be braked by the 3rd brake 7.76 second planet carrier IV42 of planet row of gear can be braked by the 4th brake 8.The gear ring IV41 interconnection of 76 second planet rows of planet carrier III32 and gear of 76 first planet rows of gear, and be connected with clutch end 40., by wire 61a, 61b, 61c, wire 62a, 62b, 62c and electric machine controller 60 are connected, and electric machine controller is connected by wire 63a, 63b with energy storage device 70 for first motor/generator 1, the second motor/generator 2.
Fig. 2 to Fig. 3 show power coupling mechanism and is realized by different manipulations different mode of operations and function, and under every kind of mode of operation kinetic current schematic diagram.In Fig. 2, when second brake 4 is braked, when first brake 3 and first clutch 5 are all separated, the power of first motor/generator 1 through power transmission shaft to power coupling mechanism planet row 74 sun gear II 21, its planet carrier II 22 is then passed to, then engine 50 is started later through the deceleration increasing torsion of driving front speedup row 72.In Fig. 3, the first brake 3 is braked, and first clutch 5 is engaged, when second brake 4 is separated, the power of engine 50 is not shunted by the first motor/generator 1, and is directly exported through the gear ring II 23 of power coupling mechanism planet row 74, realizes purely mechanic driving operating mode.Fig. 4 and Fig. 5 are shown under series-parallel connection combination drive pattern, and the difference of power coupling mechanism power direction of transfer is caused because the rotary speed direction of the first motor/generator 1 is different.The first motor/generator 1 is rotated forward and generated electricity in fig. 4, and electrical power is supplied into the second motor/generator 2, and the mechanical output then transmitted with engine 50 in the armature spindle of the second motor/generator 2 is coupled, and drives vehicle through gear 76 jointly.The second motor/generator 2 is generated electricity in Figure 5, and mechanical output is shunted, and topic electrical power is supplied to the first motor/generator 1, and this motor reversal, power output, the power output with engine 50 is confluxed in power coupling mechanism planet row 74.
Claims (2)
1. a kind of electromechanical combined transmission system for motor vehicle driven by mixed power, it is characterised in that including：
Engine (50), the engine is Diesel engine；For the shaft coupling (51) of the engine torque fluctuation that decays；Input element (11) for receiving power from engine；For the output element (40) from transmission device power output；
First dynamoelectric machine (1) and the second dynamoelectric machine (2), are AC permanent magnet synchronous motor, and the first dynamoelectric machine (1), the second dynamoelectric machine (2) are coaxially arranged with four planet rows；
Driving front speedup planet row (72), it is made up of sun gear I (14), planet carrier I (12), gear ring I (13), planetary gear I (15)；
Coupling mechanism planet row (74), it is made up of sun gear II (21), planet carrier II (22), gear ring II (23), planetary gear II (24)；
Gear (76), it is made up of the first planet row with the second planet row, wherein, first planet row is made up of sun gear III (33), planet carrier III (32), gear ring III (31), planetary gear III (34), and the second planet row is made up of sun gear IV (43), planet carrier IV (42), gear ring IV (41), planetary gear IV (44)；
First brake (3), the sun gear II (21) of the coupling mechanism planet row is braked；
Second brake (4), the gear ring II (23) of the coupling mechanism planet row is braked；
Purely mechanic driving operating mode is realized when the first brake (3) brakes the first dynamoelectric machine (1), the anti-operating mode for dragging dynamic engine (50) of the first dynamoelectric machine (1) is realized when the gear ring II (23) of coupling mechanism planet row (74) is braked by second brake (4)；
3rd brake (7), the sun gear IV (43) of the gear ring III (31) of first planet row and second planet row is braked；
4th brake (8), the planet carrier IV (42) of second planet row is braked；
First brake (3), second brake (4), the 3rd brake (7), the 4th brake (8) are wet friction chip element, and first clutch (5), second clutch (6) are wet friction chip element；
For the energy storing device (70) for storing first, second generator electrical power, providing first, second electronic electric power；
ICU (60) for controlling, adjusting the first dynamoelectric machine and the second dynamoelectric machine and energy storing device working condition；Comprising the processing unit for receiving gas pedal, brake pedal driver information, inverter from energy storing device (70) to first, second motor electric energy, first, second generator transmits the rectifier of electric energy, detection energy storing device (70) charge level, the energy management module of first, second generator power output of control to energy storing device (70)；
With the sun gear III (33) of first planet row be connected the gear ring II (23) of the coupling mechanism planet row by first clutch (5), the instruction according to controller；
With the gear ring III (31) of first planet row be connected the sun gear III (33) of first planet row by second clutch (6), the instruction according to controller；
Wherein, the driving front speedup planet row (72), coupling mechanism planet row (74), first planet row and the second planet row are coaxially arranged, and, the planet carrier (12) of the driving front speedup planet row (72) is engaged with the input element (11) by bevel gear, the sun gear II (21) of the coupling mechanism planet row is connected with the output shaft of first dynamoelectric machine (1), the sun gear III (33) of first planet row is connected with the output shaft of second dynamoelectric machine (2), the planet carrier III (32) of first planet row is connected with the output element (40)；
The gear ring I (13) of the driving front speedup planet row (72) is fixed, and its sun gear I (14) is connected with the planet carrier II (22) of the coupling mechanism planet row (74)；
The gear ring III (31) of first planet row is connected with the sun gear IV (43) of second planet row；
The planet carrier III (32) of second planet row is connected with the gear ring IV (41) of second planet row.
2. electromechanical combined transmission system according to claim 1, it is characterised in that：During work, the 3rd brake (7), the 4th brake (8) and second clutch (6) are only capable of and must have one in engagement state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510774400.2A CN106696690A (en) | 2015-11-14 | 2015-11-14 | Electromechanical compound transmission device of hybrid vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510774400.2A CN106696690A (en) | 2015-11-14 | 2015-11-14 | Electromechanical compound transmission device of hybrid vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106696690A true CN106696690A (en) | 2017-05-24 |
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ID=58923062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510774400.2A Withdrawn CN106696690A (en) | 2015-11-14 | 2015-11-14 | Electromechanical compound transmission device of hybrid vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106696690A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108016626A (en) * | 2017-12-05 | 2018-05-11 | 北京理工大学 | One kind is used for aircraft electromechanical compound gearing |
| CN109263460A (en) * | 2018-11-14 | 2019-01-25 | 奇瑞汽车股份有限公司 | Hybrid power transmission system, control method and automobile |
| CN109927547A (en) * | 2019-03-08 | 2019-06-25 | 合肥工业大学 | A kind of electromechanical combined formula transmission device |
| CN111016617A (en) * | 2018-10-09 | 2020-04-17 | 郑州宇通客车股份有限公司 | Planet row hybrid power system and vehicle |
| CN115339311A (en) * | 2022-10-19 | 2022-11-15 | 盛瑞传动股份有限公司 | Power assembly of hybrid electric vehicle and vehicle |
| US11828351B1 (en) * | 2022-06-03 | 2023-11-28 | Allison Transmission, Inc. | Three-speed transmission for an electric drive system |
-
2015
- 2015-11-14 CN CN201510774400.2A patent/CN106696690A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108016626A (en) * | 2017-12-05 | 2018-05-11 | 北京理工大学 | One kind is used for aircraft electromechanical compound gearing |
| CN108016626B (en) * | 2017-12-05 | 2020-12-18 | 北京理工大学 | Electromechanical compound transmission device for aircraft |
| CN111016617A (en) * | 2018-10-09 | 2020-04-17 | 郑州宇通客车股份有限公司 | Planet row hybrid power system and vehicle |
| CN109263460A (en) * | 2018-11-14 | 2019-01-25 | 奇瑞汽车股份有限公司 | Hybrid power transmission system, control method and automobile |
| CN109263460B (en) * | 2018-11-14 | 2021-04-27 | 奇瑞汽车股份有限公司 | Hybrid power transmission system, control method and automobile |
| CN109927547A (en) * | 2019-03-08 | 2019-06-25 | 合肥工业大学 | A kind of electromechanical combined formula transmission device |
| CN109927547B (en) * | 2019-03-08 | 2020-07-03 | 合肥工业大学 | Electromechanical composite transmission device |
| US11828351B1 (en) * | 2022-06-03 | 2023-11-28 | Allison Transmission, Inc. | Three-speed transmission for an electric drive system |
| CN115339311A (en) * | 2022-10-19 | 2022-11-15 | 盛瑞传动股份有限公司 | Power assembly of hybrid electric vehicle and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170524 |