CN206327143U - A kind of hybrid electric drive system - Google Patents
A kind of hybrid electric drive system Download PDFInfo
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- CN206327143U CN206327143U CN201620798977.7U CN201620798977U CN206327143U CN 206327143 U CN206327143 U CN 206327143U CN 201620798977 U CN201620798977 U CN 201620798977U CN 206327143 U CN206327143 U CN 206327143U
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Abstract
The utility model is related to a kind of hybrid electric drive system, including：Engine, its clutch end is connected with the first planetary gears；First motor, its output end is connected to the first planetary gears by first clutch；Second motor, its output end is connected to the second planetary gears by second clutch, and the power of the first planetary gears is exported by the second planetary gears, and total output end of the second planetary gears is provided with velometer；Mixture control, it is exported or coaxial output by controlling the motor of clutch control first and the second motor and engine differential two-axle, and the hybrid electric drive system of this case uses bi-motor, duplicate rows carrier structure, and engine can participate in the overall process work；Can be with engine E direct drive vehicles (uniaxial drive)；Can be with engine and the first motor differential input (twin shaft input), the second motor adjusts moment of torsion in real time makes engine be operated in more excellent fuel-economy area.
Description
Technical field
The utility model is related to a kind of hybrid electric drive system, and in particular to engine and motor mix dynamic mixing and moved
Force system and its driving method.
Background technology
Hybrid power just refers to that automobile uses two kinds of type of drive of gasoline driven and driven by power.Advantage is vehicle launch
During stopping, only being driven by motor, be not up to certain speed, engine does not just work, therefore, engine can just be always held at
Optimum condition state, good dynamic property, discharge capacity is very low.And the source of electric energy is all engine, it need to only refuel.
As the measure of countries in the world environmental protection is more and more stricter, the scheme of replacing fuel oil engine automobile is also increasingly
It is many, such as hydrogen energy source automobile, fuel cell car, hybrid vehicle.But most there is practical value at present and have business
Change the pattern of operating, only hybrid vehicle.
The key of hybrid vehicle is hybrid power system, and its performance is directly connected to hybrid electric vehicle complete vehicle
Energy.By the development of more than ten years, hybrid power system assembly is from original engine and motor discrete topology to motor of engine
With the development of gearbox integral structure, i.e., integrated hybrid drive train, it is more complicated that existing hybrid dynamic system has, and has
Fuel-economy than not high, it is impossible to meet existing market needs.
Utility model content
The technical problems to be solved in the utility model is：To overcome above mentioned problem, there is provided a kind of simple in construction, fuel-economy
Than high hybrid electric drive system.
The utility model solves the technical scheme that its technical problem used：
A kind of hybrid electric drive system, including：
Engine, its clutch end is connected with the first planetary gears；
First motor, its output end is connected to first planetary gears by first clutch；
Second motor, its output end is connected to the second planetary gears, the second planet tooth by second clutch
Wheel mechanism is connected with first planetary gears, and the power of first planetary gears passes through the second planet tooth
Mechanism output is taken turns, the output end of second planetary gears is total output end, is provided with velometer；
Mixture control, it is by controlling the first motor described in clutch control and the second motor and engine differential two-axle
Output or coaxial output.
Preferably, the first clutch and second clutch are also associated with brake；First motor and the second electricity
Machine is all connected with electrical energy storage device, and the electrical energy storage device is also connected with the mixture control.
Preferably, first planetary gears includes the first sun gear, the first planetary gear, the first planet carrier, first
Gear ring；Second planetary gears includes the second sun gear, the second planetary gear, the second planet carrier, the second gear ring；Engine
Clutch end be connected with the first planet carrier, the clutch end of the first motor is connected with the first sun gear, and first too
The connection that sun wheel can also be combined or separated with the first planet carrier by first clutch, the first sun gear is nibbled with the first planetary gear
Close, the first planetary gear is engaged with the first gear ring；First gear ring is fixedly connected with the second sun gear, the second motor power output end with
Second sun gear is connected, the connection that the second sun gear can also be combined or separated with the second gear ring by second clutch, and second too
Sun wheel is engaged with the second planetary gear, and the second planetary gear is engaged with the second gear ring, and the second gear ring also passes through the first brake and housing
It can combine or separate connection；Second planet carrier is used for the power output of the hybrid electric drive system.
Preferably, the 3rd clutch, described are additionally provided between the output end and the second sun gear of second motor
The output end of one motor is also associated with second brake.
The beneficial effects of the utility model are：Hybrid electric drive system of the present utility model uses bi-motor, double-planet
Frame structure, engine can participate in the overall process work；Can be with engine E direct drive vehicles (uniaxial drive)；Can with engine with
First motor differential inputs (twin shaft input), and the second motor adjusts moment of torsion in real time makes engine be operated in more excellent fuel-economy
Area.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the utility model one embodiment；
Fig. 2 is the structural representation of the utility model one embodiment；
Fig. 3 is the universal characteristic curve figure of the utility model engine.
Marked in figure：1- engines, the motors of 2- first, the motors of 3- second, the planetary gears of 4- first, the planets of 5- second
Gear mechanism, 6- first clutches, 7- second clutches, the brakes of 8- first, 9- housings, the clutches of 10- the 3rd, 11- second
Brake, the gear rings of 41- first, the planetary gears of 42- first, the planet carriers of 43- first, the sun gears of 44- first, the gear rings of 51- second, 52-
Second planetary gear, the planet carriers of 53- second, the sun gears of 54- second.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
Embodiment 1
A kind of hybrid electric drive system described in the utility model as shown in Figure 1, including：
Engine 1, its clutch end is connected with the first planetary gears 4, and the engine 1 can use existing
What model engine 1, is selected with specific reference to actual application；
First motor 2, its output end is connected to first planetary gears 4 by first clutch 6；
Second motor 3, its output end is connected to the second planetary gears 5, first motor by second clutch 7
2 and the second preferred in the present embodiment use DC brushless motor of motor 3, but this is not limited to, it can also carry out as needed
Other motor is selected, second planetary gears 5 is connected with first planetary gears 4, the first planet tooth
The power of wheel mechanism 4 is exported by second planetary gears 5, and the output end of second planetary gears 5 is set
There is velometer, the velometer is used for the rotating speed for measuring the output end of whole hybrid dynamic system；
First planetary gears 4 it is preferred include the first sun gear 44, the first planetary gear 42, the first planet carrier
43rd, the first gear ring 41；Second planetary gears 5 includes the second sun gear 54, the second planetary gear 52, the second planet carrier
53rd, the second gear ring 51；The clutch end of engine 1 is connected with the first planet carrier 43, the clutch end of the first motor 2 with
First sun gear 44 is connected, what the first sun gear 44 can also be combined or separated with the first planet carrier 43 by first clutch 6
Connection, the first sun gear 44 is engaged with the first planetary gear 42, and the first planetary gear 42 is engaged with the first gear ring 41；First gear ring 41 with
Second sun gear 54 is fixedly connected, and the clutch end of the second motor 3 is connected with the second sun gear 54, and the second sun gear 54 also passes through
The connection that second clutch 7 can be combined or separated with the second gear ring 51, the second sun gear 54 is engaged with the second planetary gear 52, and second
Planetary gear 52 is engaged with the second gear ring 51, and the second gear ring 51 can also combine or separate connection with housing 9 by the first brake 8；
Second planet carrier 53 is used for the power output of the hybrid electric drive system.
Mixture control, it is by controlling the first motor 2 described in clutch control and the second motor 3 and the differential of engine 1
Twin shaft is exported or coaxial output, and the mixture control preferred in the present embodiment include entire car controller, engine 1 are managed
System EMS and electric machine controller PCU, the output speed that can be measured respectively according to the velometer, to control engine 1 and
First, the power output of the second motor 3, and its way of output is controlled, this hybrid dynamic system is in most economical output shape all the time
State.
Embodiment 2
A kind of hybrid electric drive system described in the utility model as shown in Figure 2, engine 1, its clutch end with
First planetary gears 4 is connected, and the engine 1 can use existing any model engine 1, should with specific reference to actual
With being selected；
First motor 2, its output end is connected to first planetary gears 4 by first clutch 6；
Second motor 3, its output end is connected to the second planetary gears 5, first motor by second clutch 7
2 and the second preferred in the present embodiment use DC brushless motor of motor 3, but this is not limited to, second planetary gear
Mechanism 5 is connected with first planetary gears 4, and the power of first planetary gears 4 passes through second planet
Gear mechanism 5 is exported, and the output end of second planetary gears 5 is provided with velometer；
First planetary gears 4 includes the first sun gear 44, the first planetary gear 42, the first planet carrier 43, first
Gear ring 41；Second planetary gears 5 includes the second sun gear 54, the second planetary gear 52, the second planet carrier 53, the second tooth
Circle 51；The clutch end of engine 1 is connected with the first planet carrier 43, the clutch end and first sun of the first motor 2
Wheel 44 is connected, the connection that the first sun gear 44 can also be combined or separated with the first planet carrier 43 by first clutch 6, first
Sun gear 44 is engaged with the first planetary gear 42, and the first planetary gear 42 is engaged with the first gear ring 41；First gear ring 41 and second sun
Wheel 54 is fixedly connected, and the clutch end of the second motor 3 is connected with the second sun gear 54, and the second sun gear 54 also passes through the second clutch
The connection that device 7 can be combined or separated with the second gear ring 51, the second sun gear 54 is engaged with the second planetary gear 52, the second planetary gear 52
Engaged with the second gear ring 51, the second gear ring 51 can also combine or separate connection with housing 9 by the first brake 8；Second planet
Frame 53 is used for the power output of the hybrid electric drive system；The output end of second motor 3 and the second sun gear 54
Between be additionally provided with the 3rd clutch 10, the output end of first motor 2 is also associated with second brake 11；
In the present embodiment, the advantage of the 3rd clutch 10 of increase is：Will not switch gearratio when power it is out of stock, when
Big speed ratio disconnects to the first brake 8 during 1: 1 switching, if at this moment using the scheme in embodiment 1, input and output power meeting
Disconnect, but new scheme can disconnect the 3rd clutch 10, second clutch 7 is closed, by the driven gear ring of the second motor 3, its
Remaining power is inputted by the second sun gear 54, after three rotating speeds are adjusted to the same, then the 3rd clutch 10 is closed, so
Whole handoff procedure will not power it is out of stock；
Increasing the advantage of second brake 11 is：The working range of the direct drive of engine 1 is expanded, because engine 1
Economic work area will be departed from more than 2000 turns, so when output speed is higher than 2000rpm, first clutch 6 can break
Open, second brake 11 is closed, this is inputted equivalent to the locking of the first sun gear 44, power by the first planet carrier 43, and gear ring is defeated
Go out, this equivalent to one speed increasing mechanism can expand the working range of engine 1.
Mixture control, it is by controlling the first motor 2 described in clutch control and the second motor 3 and the differential of engine 1
Twin shaft is exported or coaxial output.
The motor 3 of first motor 2 and second is all connected with electrical energy storage device, for storing two motor electricity,
The electrical energy storage device is also connected with the mixture control.
Embodiment 3
A kind of driving method using the above hybrid electric drive system, the mixture control tests the speed according to
The output end rotating speed that device is measured, is divided into low rate start pattern, low speed by output mode and accelerates pattern, middling speed to exercise pattern and high speed
Enforcement pattern.
The low rate start pattern is specially：When start the gradient more than 20 degree, and do not have rate request, the engine
The power of 1 power and the first motor 2 is coupled by first planetary gears 4, output to the second planetary gears
5, then exported final driving force by the second planetary gears 5 together with the power of the second motor 3；
In such a mode, first clutch 6 and second clutch 7 are separated, and the first brake 8 is combined, the power of engine 1
Coupled, exported to the sun gear of the second planetary gears 5 by the first planetary gears 4 with the power of the first motor 2, then
Final driving force is exported to drive vehicle by the second planetary gears 5 together with the power of the second motor 3, slope can be achieved
Road starts, accelerates work or continuous firing.
The low speed accelerates the pattern to be specially：When start the gradient be less than 15 degree, and always output end rotating speed from 0rpm to
During 585rpm, i.e., corresponding toggle speed is to accelerate to 25kph from 0kph, and the starting stage is individually exported using the second motor 3, when
When rotating speed is more than 117rpm, i.e., when speed per hour is more than 5kph, the first motor 2 is simultaneously defeated with the second motor 3 again with the differential of engine 1
Go out；When rotating speed is more than 585rpm, i.e., when speed per hour is more than 12kph, engine 1 can be with direct output torque, it is not necessary to differential.
Under this pattern, when using the second 3 individually output of motor, second clutch 7 is separated, and the first brake 8 is combined, hair
The motor 2 of motivation 1 and first does not work；
When being exported with the second motor 3 again with the differential of engine 1 using the first motor 2 simultaneously, the first and second clutches 7
Separation, the first brake 8 is combined, and engine 1, the first motor 2, the second motor 3 work simultaneously；
When the direct output torque of engine 1, it is not necessary to during differential, second clutch 7 is combined, and the first motor 2 does not work, the
Two clutches 7 are separated, and the first brake 8 is combined, and the second motor 3 not can work.
The middling speed exercises pattern：When total output end rotating speed is 585rpm to 1800rpm, the second electricity is now utilized
Machine 3 is generated electricity and adjusts the moment of torsion of engine 1 to high efficient district, and engine 1 is retracted economic fuel oil area, the first electricity by the speed governing of the first motor 2
Machine 2 can also generate electricity while speed governing；
Using 1: 1 input if load is moderate.
The high speed driving pattern is specially：When total output end rotating speed is 1800rpm to 2500rpm, the knot of second clutch 7
Close, the first brake 8 is separated, and the output end of second clutch 7 realizes 1: 1, if necessary to improve acceleration, the second motor 3 can
Work is participated in, the high adjustable speed of first motor 2 of such as electricity makes engine 1 be operated in more economical oil consumption area；
This pattern can realize a) can differential work, b) sustainable work, c) engine 1 can whole work, d) 1: 1 work hair
The speed governing of motivation 1, the common speed governing of 1 and second motor of differential engine 3, the first motor 2 regulation moment of torsion.
Also include power generation in parking pattern：
A) fast power generation mode：When the state-of-charge SOC of vehicle-mounted energy storage device is less than 30%, quick power generation mode is carried out；
B) slow power generation mode：When the state-of-charge SOC of vehicle-mounted energy storage device is less than 60%, power generation mode at a slow speed is carried out,
Engine 1 continues to output energy and can be wasted during parking, and this hybrid dynamic system drives first when parking by engine 1
Rotated with the second motor 3, then by two electric power generations, by power storage in vehicle-mounted energy storage device, the vehicle-mounted energy storage
Device is preferably rechargeable battery, its amount of capacity can be selected according to vehicle driving requirements, and can pass through above two speed
Charge mode charged, it is ensured that motor electricity during advance is sufficient.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this utility model technological thought completely.This reality
The content on specification is not limited to new technical scope, it is necessary to its technology is determined according to right
Property scope.
Claims (5)
1. a kind of hybrid electric drive system, it is characterised in that including：
Engine, its clutch end is connected with the first planetary gears；
First motor, its output end is connected to first planetary gears by first clutch；
Second motor, its output end is connected to the second planetary gears, the second planetary gear machine by second clutch
Structure is connected with first planetary gears, and the power of first planetary gears passes through the second planetary gear machine
Structure is exported, and the output end of second planetary gears is total output end, is provided with velometer；
Mixture control, it is exported by controlling the first motor described in clutch control and the second motor with engine differential two-axle
Or coaxial output.
2. hybrid electric drive system as claimed in claim 1, it is characterised in that the first clutch and second clutch
It is also associated with brake.
3. hybrid electric drive system as claimed in claim 1, it is characterised in that first motor and the second motor all with
Electrical energy storage device is connected, and the electrical energy storage device is also connected with the mixture control.
4. hybrid electric drive system as claimed in claim 1, it is characterised in that first planetary gears includes the
One sun gear, the first planetary gear, the first planet carrier, the first gear ring；Second planetary gears includes the second sun gear, the
Two planetary gears, the second planet carrier, the second gear ring；The clutch end of engine is connected with the first planet carrier, the first motor
Clutch end is connected with the first sun gear, and the first sun gear can also be combined or divided by first clutch and the first planet carrier
From connection, the first sun gear engaged with the first planetary gear, and the first planetary gear is engaged with the first gear ring；First gear ring and second is too
Sun wheel is fixedly connected, and the second motor power output end is connected with the second sun gear, the second sun gear also by second clutch and
The connection that second gear ring can be combined or separated, the second sun gear is engaged with the second planetary gear, and the second planetary gear is nibbled with the second gear ring
Close, the second gear ring can also combine or separate connection with housing by the first brake.
5. hybrid electric drive system as claimed in claim 4, it is characterised in that the output end and second of second motor
The 3rd clutch is additionally provided between sun gear, the output end of first motor is also associated with second brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620798977.7U CN206327143U (en) | 2016-07-27 | 2016-07-27 | A kind of hybrid electric drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620798977.7U CN206327143U (en) | 2016-07-27 | 2016-07-27 | A kind of hybrid electric drive system |
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| CN206327143U true CN206327143U (en) | 2017-07-14 |
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| CN201620798977.7U Active CN206327143U (en) | 2016-07-27 | 2016-07-27 | A kind of hybrid electric drive system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042888A (en) * | 2016-07-27 | 2016-10-26 | 苏州亚太金属有限公司 | Hybrid power driving system and driving method thereof |
| CN108909433A (en) * | 2018-07-09 | 2018-11-30 | 宁波上中下自动变速器有限公司 | Dynamical system for hybrid vehicle |
| CN109955710A (en) * | 2017-12-25 | 2019-07-02 | 郑州宇通客车股份有限公司 | A kind of only outstanding hybrid power system of centralization and a kind of hybrid vehicle |
| 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 |
| CN111098695A (en) * | 2018-10-26 | 2020-05-05 | 比亚迪股份有限公司 | Hybrid power driving system and vehicle |
| CN115076310A (en) * | 2022-07-06 | 2022-09-20 | 杨鸿志 | Stepless differential speed changer |
-
2016
- 2016-07-27 CN CN201620798977.7U patent/CN206327143U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042888A (en) * | 2016-07-27 | 2016-10-26 | 苏州亚太金属有限公司 | Hybrid power driving system and driving method thereof |
| CN106042888B (en) * | 2016-07-27 | 2018-07-20 | 苏州亚太金属有限公司 | A kind of hybrid electric drive system and its driving method |
| CN109955710A (en) * | 2017-12-25 | 2019-07-02 | 郑州宇通客车股份有限公司 | A kind of only outstanding hybrid power system of centralization and a kind of hybrid vehicle |
| CN108909433A (en) * | 2018-07-09 | 2018-11-30 | 宁波上中下自动变速器有限公司 | Dynamical system for hybrid vehicle |
| CN108909433B (en) * | 2018-07-09 | 2024-02-09 | 宁波上中下自动变速器有限公司 | Powertrain for hybrid vehicle |
| 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 |
| CN111098695A (en) * | 2018-10-26 | 2020-05-05 | 比亚迪股份有限公司 | Hybrid power driving system and vehicle |
| CN115076310A (en) * | 2022-07-06 | 2022-09-20 | 杨鸿志 | Stepless differential speed changer |
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| CP01 | Change in the name or title of a patent holder |
Address after: 215132 Huang Qiao Town, Suzhou, Jiangsu, Xiangcheng District Patentee after: Suzhou Asia Pacific Jingrui Transmission Technology Co.,Ltd. Address before: 215132 Huang Qiao Town, Suzhou, Jiangsu, Xiangcheng District Patentee before: SUZHOU ASIA PACIFIC METAL Co.,Ltd. |
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