CN206884722U - A kind of planetary series-parallel connection dynamical system and a kind of vehicle - Google Patents
A kind of planetary series-parallel connection dynamical system and a kind of vehicle Download PDFInfo
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- CN206884722U CN206884722U CN201720686786.6U CN201720686786U CN206884722U CN 206884722 U CN206884722 U CN 206884722U CN 201720686786 U CN201720686786 U CN 201720686786U CN 206884722 U CN206884722 U CN 206884722U
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- 238000005183 dynamical system Methods 0.000 title claims abstract description 64
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 239000006096 absorbing agent Substances 0.000 claims description 13
- 230000005611 electricity Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000011217 control strategy Methods 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009194 climbing Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- 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
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Abstract
It the utility model is related to a kind of planetary series-parallel connection dynamical system and a kind of vehicle, lock-up clutch is provided with the power transmission shaft of engine, for locking or the power transmission shaft of release engine, because the power transmission shaft of engine is connected with the preceding planet carrier of preceding planet row, so, the lock-up clutch can locking or release before planet carrier.Under electric-only mode, high torque (HT) is exported if necessary to dynamical system, the first lock-up clutch is so utilized by preceding planet carrier locking, output end output torque of the preceding sun gear and front ring gear of planet row to dynamical system before No.1 motor will drive when rotating, along with the output of No. two motors, it can be realized as the joint output of two motors, that is, the torque of system output is related to the output torque sum of No.1 motor and No. two motors, meet the special torque-demands such as the larger upward slope of the gradient or heavier vehicle, ensure that power performance and security.
Description
Technical field
It the utility model is related to a kind of planetary series-parallel connection dynamical system and a kind of vehicle.
Background technology
In face of energy shortage and the present situation of environmental pollution getting worse, new-energy automobile is automotive research side main at present
To.Restricted by battery key core technology, the application field of pure electric automobile has certain limitation, therefore it is dynamic to develop mixing
Power automobile is current maximally effective green automobile scheme.Mixed power automobile driving system has series, parallel and series-parallel connection three
Kind form.Tandem energy realizes the optimum control of engine, but energy is larger by two times transfer loss；Parallel connection can be realized preferably
Transmission efficiency, but engine and output shaft mechanically connect, it is impossible to ensure that engine always works in optimal region；Series-parallel connection is simultaneous
The advantages of tool is connected and be in parallel, it is the drive system scheme of current more main flow.
For current series parallel type dynamical system mainly using planetary mechanism as power dividing device, typical structure type is rich
The THS systems in field, general AHS systems and the remote CHS systems of section's power.Wherein, the THS systems of Toyota use single planetary row knot
Structure, belong to single mode power dividing device, its transmission efficiency in high velocity is relatively low.The AHS systems of General Corporation using two rows or
Three rows of planetary mechanisms realize power dividing, it is possible to achieve input type power dividing and combined type power dividing both of which,
Transmission efficiency when low speed and high speed is higher, but AHS system architectures are sufficiently complex, and control difficulty is larger.The remote CHS systems of section's power
System realizes power dividing using double planetary mechanism, has used multiple clutches and brake, has had multiple-working mode, still
System architecture is complicated, and control difficulty is big.
Application publication number is that CN104175860A Chinese patent application file discloses a kind of planetary series-parallel connection dynamical system
System, including engine, No.1 motor, No. two motors, preceding planet row, rear planet row and system output shaft, preceding planet row it is preceding too
Sun wheel and No.1 motor connection, engine be connected with the preceding planet carrier of preceding planet row, the front ring gear of preceding planet row for direct or
Person's indirect connecting system output shaft.Although the hybrid power system has multiple-working mode, such as：Electric-only mode, combined drive
Dynamic model formula, engine direct drive pattern and Brake energy recovery pattern, wherein, it is pure electronic pure with high speed that electric-only mode includes low speed
Motoring condition, still, under low-speed electronic state, system only has No. two motors to provide torque, can not realize that more motor joints are driven
It is dynamic, also, the torque of the output of a motor is limited, can not provide larger torque, the torque disclosure satisfy that in general gentle slope or
Person starts to walk, in the case of some are more special, such as：The larger upward slope of the gradient, or heavier vehicle, above-mentioned torque may
The requirement that starts to walk or go up a slope can not just be met.Moreover, No.1 motor is dallying all the time under electric-only mode, electrokinetic cell is caused
The waste of electric energy.
Utility model content
The purpose of this utility model is to provide a kind of planetary series-parallel connection dynamical system, and the planet series-parallel connection to solve traditional is moved
The torque value that Force system provides under electric-only mode possibly can not meet the problem of requiring of starting to walk or go up a slope.The utility model
There is provided a kind of vehicle simultaneously.
To achieve the above object, scheme of the present utility model includes：A kind of planetary series-parallel connection dynamical system, including start
Machine, No.1 motor, preceding planet row and No. two motors, preceding sun gear and the No.1 motor connection of preceding planet row, the transmission of engine
Axle is connected with the preceding planet carrier of preceding planet row, and the dynamical system also includes the first lock-up clutch, for locking or release
The power transmission shaft of engine.
Torsion vibration absorber, first lock are provided between the power transmission shaft of the engine and the preceding planet carrier of preceding planet row
Only clutch is used for the output end of locking or the release torsion vibration absorber.
The dynamical system includes rear planet row, the rear planet of the front ring gear connection rear planet row of the preceding planet row
Frame, the rear planet carrier connection system output of the rear planet row, No. two motors are connected with the rear sun gear of rear planet row.
The dynamical system includes the 3rd lock-up clutch, the rear gear ring for planet row after locking or release.
The dynamical system includes the second lock-up clutch, for locking or the preceding sun gear of the release preceding planet row
With No.1 motor.
A kind of vehicle, including a kind of planetary series-parallel connection dynamical system, the dynamical system include engine, No.1 motor,
First lock-up clutch, preceding planet row and No. two motors, preceding sun gear and the No.1 motor connection of preceding planet row, the biography of engine
Moving axis is connected with the preceding planet carrier of preceding planet row, and first lock-up clutch is used for locking or discharges the transmission of engine
Axle.
Torsion vibration absorber, first lock are provided between the power transmission shaft of the engine and the preceding planet carrier of preceding planet row
Only clutch is used for the output end of locking or the release torsion vibration absorber.
The dynamical system includes rear planet row, the rear planet of the front ring gear connection rear planet row of the preceding planet row
Frame, the rear planet carrier connection system output of the rear planet row, No. two motors are connected with the rear sun gear of rear planet row.
The dynamical system includes the 3rd lock-up clutch, the rear gear ring for planet row after locking or release.
The dynamical system includes the second lock-up clutch, for locking or the preceding sun gear of the release preceding planet row
With No.1 motor.
In planetary series-parallel connection dynamical system provided by the utility model, the first locking is provided with the power transmission shaft of engine
Clutch, for locking or the power transmission shaft of release engine, due to the preceding planet carrier of the power transmission shaft and preceding planet row of engine
Connection, then, the lock-up clutch can locking or release before planet carrier.Under electric-only mode, if necessary to dynamical system
System output high torque (HT), then using the first lock-up clutch by preceding planet carrier locking, before No.1 motor will drive when rotating
The preceding sun gear and front ring gear of output end output torque from planet row to dynamical system, along with the output of No. two motors, with regard to energy
Enough realize the joint output of two motors, that is to say, that the torque of system output turns with the output of No.1 motor and No. two motors
Square sum is related, and the torque provided compared to traditional dynamical system, torque value increases the upward slope for a lot, meeting that the gradient is larger
Or the high torque requirements such as heavier vehicle, it ensure that power performance and security.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of planetary series-parallel connection dynamical system；
Fig. 2 is each mode of operation logical schematic of planetary series-parallel connection dynamical system；
In Fig. 1,1, engine, 2, torsion vibration absorber, the 3, first lock-up clutch, 4, No.1 motor, 5, bi-motor and electricity
Annex integrated manipulator, 6, electrokinetic cell, the 7, second lock-up clutch, 8, preceding planet toothrow circle, the 9, the 3rd lock-up clutch,
10th, rear planet row gear ring, 11, rear planet row sun gear, 12, No. two motors, 13, system output shaft, 14, rear planet rows of planetary
Frame, 15, front planetary line, 16, preceding planet row sun gear.
Embodiment
The present embodiment provides a kind of vehicle, including a kind of planetary series-parallel connection dynamical system, and other parts, by
Belong to routine techniques in other components, and be not belonging to utility model point of the present utility model, here just no longer specifically
It is bright, planetary series-parallel connection dynamical system is described in detail below.
As shown in figure 1, planetary series-parallel connection dynamical system includes engine 1, No.1 motor 4 and preceding planet row, preceding planet row
Preceding sun gear 16 be connected with No.1 motor 4, the power transmission shaft of engine 1 is connected with the preceding planet carrier 15 of preceding planet row, due to logical
Engine is all connected with torsion vibration absorber under reason condition, so, in the present embodiment, the transmission axis connection torsion vibration absorber of engine 1
2, the output end of torsion vibration absorber 2 is connected with the preceding planet carrier 15 of preceding planet row.The output end of torsion vibration absorber 2 is provided with first
Lock-up clutch, it is lock-up clutch 3, the output end for locking or release torsion vibration absorber 2.Due to lock-up clutch category
In conventional equipment, its structure and operation principle belong to prior art, and the present embodiment in the present embodiment just no longer to being related to
Three lock-up clutches be specifically described in itself.Lock-up clutch has two states, is locking and release respectively, and locking is
Refer to controlled device locking, for example be locked on housing, it is not moved；Release, i.e., non-locking, refer to not controlled pair of locking
As making its free movement.
So dynamical system is under electric-only mode, high torque (HT) is exported if necessary to dynamical system, then using locking from
Clutch 3 is by the preceding locking of planet carrier 15, then, when rotating, sun gear 15 and front ring gear 8 rotate No.1 motor 4 before will driving,
To the output torque of output end 13 of dynamical system, along with the output of No. two motors 12, it becomes possible to realize the joint of two motors
Output, that is to say, that the torque of system output is related to the output torque sum of No.1 motor 4 and No. two motors 12, compared to
The torque that traditional dynamical system provides, torque value, which increases, a lot, meets upward slope that the gradient is larger or heavier vehicle etc.
Special torque-demand, ensure that power performance and security.
The dynamical system also includes the second lock-up clutch, is lock-up clutch 7, for sun gear before locking or release
16 with No.1 motor 4, can be arranged on the power transmission shaft of No.1 motor 4, preceding sun gear 16 can be locked at No.1 motor 4
On housing.Electrokinetic cell 6 connects No.1 motor 4 and No. two motors 12 by bi-motor and electric annex integrated manipulator 5, is used for
Electric energy is provided for No.1 motor 4 and No. two motors 12.
The front ring gear 8 of preceding planet row connects the rear portion of dynamical system, and rear portion can be quoted in background technology
Documents in dependency structure or it is existing among other dependency structures, in the present embodiment, provide a kind of specific
Implementation.
As shown in figure 1, front ring gear 8 connect after planet row rear planet carrier 14, rear planet carrier 14 connects dynamical system output
End 13, No. two motors 12 are connected with the rear sun gear 11 of rear planet row.Also, the dynamical system also includes the 3rd locking clutch
Device, it is lock-up clutch 9, can be arranged on the rear gear ring 10 of planet row, the rear tooth for planet row after locking or release
Rear gear ring 10, can be locked on housing by circle 10.
The planetary series-parallel connection dynamical system can realize the works such as pure motorized motions, combination drive, engine direct drive, sliding brake function
Operation mode, each mode of operation is illustrated respectively below.
(1) electric-only mode：
Including two kinds of mode of operations, (i.e. electric-only mode 1) and bi-motor joint driving (pure electricity is operated alone in No. two motors
Dynamic model formula 2), the selection of both of which is selected by power demand condition, and logic judgment is as shown in Fig. 2 wherein PDemandFor car
Demand power, P1For the peak power output of No.1 motor, P2For the peak power output of No. two motors.
Electric-only mode 1：
In vehicle start or traveling, if vehicle demand power is smaller, and the SOC of electrokinetic cell 6 is sufficient, No. two electricity
Vehicle is operated alone in machine 12.So, engine 1 is closed, and No.1 motor 4 dallies, and electrokinetic cell 6 provides energy to No. two motors 12
Vehicle is driven, lock-up clutch 3 is in non-lockup state, and lock-up clutch 7 is in non-lockup state, and lock-up clutch 9 is in
Lockup state.
Specifically torque relationship is：Tout=(1+k2)TMG2, wherein k2For the radius and the half of rear sun gear 11 of rear gear ring 10
The ratio in footpath, TMG2For the output torque of No. two motors 12.
Electric-only mode 2：
In vehicle start or traveling, if vehicle demand power is larger, and the SOC of electrokinetic cell 6 is sufficient, No.1 electricity
Machine 4 and No. two joint driving vehicle travelings of motor 12.So, engine 1 is closed, and electrokinetic cell 6 is to No.1 motor 4 and No. two electricity
Machine 12 provides energy joint driving vehicle traveling, and lock-up clutch 3 is in lockup state, and lock-up clutch 7 is in non-locking shape
State, lock-up clutch 9 are in lockup state.
Specifically torque relationship is：Tout=(1+k2)TMG2+k1TMG1.Wherein k1Radius and preceding sun gear for front ring gear 8
The ratio of 16 radius, k2For the ratio of the radius and the radius of rear sun gear 11 of rear gear ring 10, TMG1For the defeated of No.1 motor 4
Go out torque, TMG2For the output torque of No. two motors 12.
So electric-only mode 2 is typically used in starting or climbing operating mode, vehicle demand power is big, to ensure car
Dynamic property, bi-motor joint driving vehicle, to provide larger torque.
(2) hybrid power drive pattern：
Comprising 3 kinds of mode of operations, low speed mixes dynamic model formula (i.e. hybrid mode 1), at a high speed mixed dynamic model formula (i.e. hybrid power
Pattern 2) and pressure power generation mode (i.e. hybrid mode 3).Under the pattern, engine 1 works, and No.1 motor 4 works in hair
Electricity condition, No. two motors 12 work in motoring condition or not worked, electrokinetic cell 6 according to vehicle demand to No. two motors 12 not
There is provided or provide power.Also, whether system is more than V according to actual vehicle speed VLockTwo kinds of shapes are moved to judge that low speed is mixed dynamic and high speed is mixed
State, VLockThe critical speed of mechanical. points is in for planet row, i.e., the boundary speed of the locking of lock-up clutch 7 under hybrid mode.
In addition, the power cycle problem of the existing planet combined hybrid system in high speed can be avoided using lock-up clutch.
Hybrid mode 1：
As vehicle velocity V ＜ VLockWhen, it is operated in low speed and mixes dynamic model formula, i.e. hybrid mode 1.In this case, the work of engine 1
Make, No.1 motor 4 do not work, and No. two motors 12 work in driving condition, and lock-up clutch 3 is in non-lockup state, locking from
Clutch 7 is in lockup state, and lock-up clutch 9 is in lockup state.
The now input of dynamical system is the engine 1 being connected on preceding planet carrier 15 and is connected on rear sun gear 11
No. two motors 12, export as rear planet carrier 14.Specifically torque relationship is：Tout=(1+k2)TMG2+k1/(1+k1)TENG, TENGFor
Motor torque.Under speed operation, the rotating speed of No.1 motor 4 can be higher, and lockup state is in by No.1 by lock-up clutch 7
Motor 4 is fixed on housing, avoids the energy loss that power cycle is brought.
Hybrid mode 2：
As vehicle velocity V >=VLockWhen, it is operated in mixed dynamic model formula, i.e. hybrid mode 2 at a high speed.In this case, the work of engine 1
Make, No.1 motor 4 works in generating state, and No. two motors 12 work in driving condition, and lock-up clutch 3 is in non-locking shape
State, lock-up clutch 7 are in non-lockup state, and lock-up clutch 9 is in lockup state.
The now input of dynamical system is the engine 1 being connected on preceding planet carrier 15 and is connected on rear sun gear 11
No. two motors 12, export and are for rear planet carrier 14, specific torque relationship：Tout=(1+k2)TMG2+k1/(1+k1)TENG。
Hybrid mode 3：
As SOC≤SOC of electrokinetic cell 6LWhen, wherein SOCLFor the electricity lower limit of electrokinetic cell 6.To ensure battery electric quantity
In rational scope, dynamical system will be operated in pressure power generation mode, i.e. hybrid mode 3.In this case, engine
1 work, No.1 motor 4 work in generating state, and No. two motors 12 work in driving condition, and lock-up clutch 3 is in non-locking
State, lock-up clutch 7 are in non-lockup state, and lock-up clutch 9 is in lockup state.
The now input of dynamical system is the engine 1 being connected on preceding planet carrier 15 and is connected on rear sun gear 11
No. two motors 12, export and are for rear planet carrier 14, specific torque relationship：Tout=(1+k2)TMG2+k1/(1+k1)TENG。
(3) engine direct drives pattern：
No.1 motor 4 and No. two motors 12 do not work, engine 1 be provided separately power drive vehicle traveling, locking from
Clutch 3 is in non-lockup state, and lock-up clutch 7 is in lockup state, and lock-up clutch 9 is in non-lockup state.
Because lock-up clutch 7 is in lockup state, then No.1 motor 4 can be fixed on into housing, avoid energy
Loss in efficiency in transfer process.Because lock-up clutch 9 is in non-lockup state, rear planet carrier 14 and rear gear ring 10 can be made
Work, rear sun gear 11 is connected with No. two motors 12 not to work, and reduces the weak magnetic loss that No. two free-running belt of motor 14 are come.Specifically
Torque relationship be：Tout=k1/(1+k1)TENG.The pattern is suitable for high vehicle speeds, and vehicle power demand is positioned at starting
The driving operating mode of machine high efficient district, it is high to avoid existing combined hybrid system existing data-collection problem and motor when engine direct drives
Speed operating weak magnetic problem, improve the efficiency of dynamical system.
(4) sliding brake function pattern：
Engine 1 is closed, and No.1 motor 4 dallies, and No. two motors 12 are in generating state, and lock-up clutch 3 is in non-lock
Only state, lock-up clutch 7 are in non-lockup state, and lock-up clutch 9 is in lockup state.
The input of dynamical system is exported as rear planet carrier 14, No. two to be connected to No. two motors 12 on rear sun gear 11
The electric braking force of motor 12 is applied on wheel by system output shaft 13, realizes energy recovery function.Specific torque relationship
For：Tout=(1+k2)TMG2.The pattern can reduce the torque-demand to No. two motors 12, advantageously reduce the volume of motor
And cost.
Table 1 is the working condition of each relevant components part in dynamical system under above-mentioned several modes.
Table 1
The specific control method of the planetary series-parallel connection dynamical system is as shown in Fig. 2 wherein, PE_optFor engine optimum work(
Rate.
First, determine whether to belong to sliding brake function pattern according to the state of gas pedal, when gas pedal is not operated
When, into sliding brake function pattern.
When gas pedal is operated, whether lower limit SOC is less than according to the SOC value of vehicle electrokinetic cellLTo sentence
Whether disconnected vehicle, which enters, is forced power generation mode (i.e. hybrid mode 3), as electrokinetic cell SOC≤SOCLWhen, it is dynamic into mixing
Force mode 3.
As electrokinetic cell SOC ＞ SOCLWhen, according to vehicle power demand PDemandWhether two motor peak power sums are more than
P1+P2To determine whether to enter electric-only mode：
Work as PDemand＞ P1+P2When, whether judge whether to enter engine in engine high-efficiency area according to vehicle power demand
It is straight to drive pattern, when vehicle power demand is in engine high-efficiency area, i.e. PDemand＜ PE_opt, pattern is driven into engine direct, when
PDemand≥PE_optWhen, whether V is more than according to vehicle velocity VLockTo judge, as V≤VLockWhen, into hybrid mode 1, otherwise enter mixed
Close dynamic mode 2.
Work as PDemand≤P1+P2When, according to vehicle power demand PDemandWhether be more than No. two motor peak powers judge whether into
Enter pure power mode 1, work as PDemand＞ P2When, into electric-only mode 1, otherwise into electric-only mode 2.
Therefore, switched using lock-up clutch and planet row implementation pattern, the existing planet series-parallel connection system of in the market can be avoided
The electrical power in low speed of uniting is excessive and power cycle problem during high speed.
Using the first lock-up clutch, overcoming original planet row combined hybrid system can not realize that more motor joint drivings lack
Point, the dynamical system that the present embodiment provides can realize that two motors simultaneously participate in driving when electric-only mode accelerates, improve system
System driving force.
Using the second lock-up clutch, overcoming original planet row combined hybrid system can not realize that engine direct drives function, keep away
Exempt from existing combined hybrid system existing data-collection problem in combination drive, improve dynamical system efficiency.
Using the 3rd lock-up clutch, motor weak magnetic problem under original planet row combined hybrid system high-speed working condition is overcome, is kept away
Exempt from existing combined hybrid system motor fast idle weak magnetic problem under high-speed working condition, improve dynamical system efficiency.
Specific embodiment is presented above, but the utility model is not limited to described embodiment.This practicality
New basic ideas are the hardware configuration of planetary series-parallel connection dynamical system, it is not limited to specific control strategy, with this
Any control strategy carried out based on dynamical system is within the scope of protection of the utility model.
Claims (10)
1. a kind of planetary series-parallel connection dynamical system, including engine, No.1 motor, preceding planet row and No. two motors, preceding planet row
Preceding sun gear and No.1 motor connection, the power transmission shaft of engine is connected with the preceding planet carrier of preceding planet row, it is characterised in that institute
Stating dynamical system also includes the first lock-up clutch, for locking or the power transmission shaft of release engine.
2. planetary series-parallel connection dynamical system according to claim 1, it is characterised in that the power transmission shaft of the engine is with before
Torsion vibration absorber is provided between the preceding planet carrier of planet row, first lock-up clutch is used for locking or the release torsion
Turn the output end of damper.
3. planetary series-parallel connection dynamical system according to claim 1 or 2, it is characterised in that after the dynamical system includes
Planet row, the rear planet carrier of the front ring gear connection rear planet row of the preceding planet row, the rear planet carrier of the rear planet row
System output is connected, No. two motors are connected with the rear sun gear of rear planet row.
4. planetary series-parallel connection dynamical system according to claim 3, it is characterised in that the dynamical system includes the 3rd lock
Only clutch, the rear gear ring for planet row after locking or release.
5. planetary series-parallel connection dynamical system according to claim 1 or 2, it is characterised in that the dynamical system includes the
Two lock-up clutches, for locking or the preceding sun gear and No.1 motor of the release preceding planet row.
6. a kind of vehicle, including a kind of planetary series-parallel connection dynamical system, it is characterised in that the dynamical system include engine,
No.1 motor, the first lock-up clutch, preceding planet row and No. two motors, preceding sun gear and the No.1 motor connection of preceding planet row,
The power transmission shaft of engine is connected with the preceding planet carrier of preceding planet row, and first lock-up clutch is used for locking or release is started
The power transmission shaft of machine.
7. vehicle according to claim 6, it is characterised in that the preceding planet of the power transmission shaft of the engine and preceding planet row
Torsion vibration absorber is provided between frame, first lock-up clutch is used for the output of locking or the release torsion vibration absorber
End.
8. the vehicle according to claim 6 or 7, it is characterised in that the dynamical system includes rear planet row, described to move ahead
The rear planet carrier of the front ring gear connection rear planet row of star row, the rear planet carrier connection system output of the rear planet row,
No. two motors are connected with the rear sun gear of rear planet row.
9. vehicle according to claim 8, it is characterised in that the dynamical system includes the 3rd lock-up clutch, is used for
The rear gear ring of planet row after locking or release.
10. the vehicle according to claim 6 or 7, it is characterised in that the dynamical system includes the second lock-up clutch,
For locking or the preceding sun gear and No.1 motor of the release preceding planet row.
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| Application Number | Priority Date | Filing Date | Title |
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| CN112550271A (en) * | 2019-09-26 | 2021-03-26 | 郑州宇通客车股份有限公司 | Hybrid electric vehicle and power output control method and control device thereof |
| CN112789188A (en) * | 2018-11-15 | 2021-05-11 | 舍弗勒技术股份两合公司 | Hybrid power system and working method, torque distribution method and gear shifting control method thereof |
| CN113602075A (en) * | 2020-09-30 | 2021-11-05 | 蜂巢传动系统(江苏)有限公司保定研发分公司 | Power system of vehicle and vehicle |
| CN115179751A (en) * | 2022-04-29 | 2022-10-14 | 东风商用车有限公司 | A single-planetary dual-motor hybrid continuously variable transmission device for commercial vehicles |
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2017
- 2017-06-13 CN CN201720686786.6U patent/CN206884722U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110962836A (en) * | 2018-09-30 | 2020-04-07 | 郑州宇通客车股份有限公司 | Exhaust braking-fused hybrid power system, power generation control method and vehicle |
| CN112789188A (en) * | 2018-11-15 | 2021-05-11 | 舍弗勒技术股份两合公司 | Hybrid power system and working method, torque distribution method and gear shifting control method thereof |
| CN112550271A (en) * | 2019-09-26 | 2021-03-26 | 郑州宇通客车股份有限公司 | Hybrid electric vehicle and power output control method and control device thereof |
| CN112550271B (en) * | 2019-09-26 | 2022-04-08 | 宇通客车股份有限公司 | Hybrid electric vehicle and power output control method and control device thereof |
| CN113602075A (en) * | 2020-09-30 | 2021-11-05 | 蜂巢传动系统(江苏)有限公司保定研发分公司 | Power system of vehicle and vehicle |
| CN115179751A (en) * | 2022-04-29 | 2022-10-14 | 东风商用车有限公司 | A single-planetary dual-motor hybrid continuously variable transmission device for commercial vehicles |
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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |