CN105480069B - Power system and vehicle with same - Google Patents
Power system and vehicle with same Download PDFInfo
- Publication number
- CN105480069B CN105480069B CN201511019782.4A CN201511019782A CN105480069B CN 105480069 B CN105480069 B CN 105480069B CN 201511019782 A CN201511019782 A CN 201511019782A CN 105480069 B CN105480069 B CN 105480069B
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- motor
- gear
- dynamical system
- brake
- main motor
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- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000005183 dynamical system Methods 0.000 claims description 72
- 230000000712 assembly Effects 0.000 claims description 16
- 238000000429 assembly Methods 0.000 claims description 16
- 230000005611 electricity Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 230000009699 differential effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
-
- 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
- B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
- B60K17/046—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel with planetary gearing having orbital motion
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a power system and a vehicle with the same, wherein the power system comprises: a main motor, a first motor and a second motor; first and second planetary gear mechanisms, the first planetary gear mechanism including: first sun gear, first planet wheel, first planet carrier and first ring gear, second planetary gear mechanism includes: the main motor is connected with the first sun gear and the second sun gear respectively, the first motor is connected with the first planet carrier, and the second motor is connected with the second planet carrier; a brake assembly selectively braking the main motor, the first and second motors; and the left wheel is connected with the first gear ring, and the right wheel is connected with the second gear ring. Therefore, the differential mechanism can be omitted from the power system, so that the power system is small in size and high in transmission efficiency.
Description
Technical field
The present invention relates to the power technology field of vehicle more particularly to a kind of dynamical system and with the dynamical system
Vehicle.
Background technology
In the related technology, in new-energy automobile, the power of motor needs to pass after the differential action of differential mechanism
It is delivered on two wheels, motor is connected to the side of differential mechanism, causes dynamical system volume big, and complicated.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention carries
Go out a kind of dynamical system can be omitted differential mechanism.
The present invention further proposes a kind of vehicle.
Dynamical system according to the ... of the embodiment of the present invention, including：Main motor, the first and second motors；First and second planets
Gear mechanism, first planetary gear mechanism include：First sun gear, the first planetary gear, first planet carrier and the first gear ring,
First planetary gear is mounted in the first planet carrier and is engaged between first sun gear and first gear ring,
Second planetary gear mechanism includes：Second sun gear, the second planetary gear, the second planet carrier and the second gear ring, described second
Planetary gear is mounted on second planet carrier and is engaged between second sun gear and second gear ring, wherein institute
It states main motor to be respectively connected with first sun gear and second sun gear, the first motor and the first planet carrier
It is connected, second motor is connected with second planet carrier；Brake assemblies, the brake assemblies selectively brake the master
Motor, first and second motor；And left wheel and right wheel, the left wheel is connected with first gear ring, described
Right wheel is connected with second gear ring.
Dynamical system according to the present invention can be with by the way that the first planetary gear mechanism and the second planetary gear mechanism is arranged
Differential mechanism is omitted, can so that power system architecture is simple and small, but also the transmission efficiency of dynamical system can be improved.
In addition, dynamical system according to the present invention can also have following distinguishing feature：
In some examples of the present invention, the main motor is arranged between the first motor and second motor.
In some examples of the present invention, the main motor has two output shafts extended towards left and right side, institute
It states first motor and is set in the output shaft extended to the left, second motor is set in the output extended to the right
On axis.
In some examples of the present invention, the brake assemblies include：Foundation brakes, the first brake and the second braking
Device, the foundation brakes are used to brake the output shaft of the main motor, and first brake is for braking the first motor
Output shaft, the second brake is used to brake the output shaft of second motor.
In some examples of the present invention, there is the dynamical system one gear pattern of straight forward and straight forward two to keep off mould
Formula, when the dynamical system is in one gear pattern of straight forward, first motor described in first brake and
The second brake brakes second motor, the main motor reversion；It is in the straight forward in the dynamical system
When two gear patterns, the main motor reversion and first and second motor rotating forward.
In some examples of the present invention, the dynamical system has reverse gear a gear pattern and two gear patterns of reversing gear, in institute
State dynamical system be in it is described reverse gear a gear pattern when, first motor and second braking described in first brake
Device brakes second motor, and the main motor rotates forward；When two gear pattern of reversing gear described in being in the dynamical system, the master
Motor rotates forward and first and second motor reversal.
In some examples of the present invention, it is in turning to that the dynamical system, which has with the center of the dynamical system,
First steering pattern of the heart, when the dynamical system is in first steering pattern, the main motor is stopped and institute
It states foundation brakes and brakes the main motor, the first motor and second motor steering are opposite.
In some examples of the present invention, it is in turning to that the dynamical system, which has with the left wheel or the right wheel,
Second steering pattern of the heart, when the dynamical system is in second steering pattern, the main motor is stopped and institute
It states foundation brakes and brakes the main motor, a job in the first motor and second motor.
In some examples of the present invention, the dynamical system has turns to mould by the third of turning center of any position
Formula, the main motor is stopped and the foundation brakes brake the main motor, the first motor and second motor
It works at the same time and there is speed discrepancy.
Vehicle according to the invention, including above-mentioned dynamical system.Since above-mentioned dynamical system is provided with the first planet
Gear mechanism and the second planetary gear mechanism, it is convenient to omit differential mechanism can so that power system architecture is simple and small, and
And the transmission efficiency of dynamical system can also be improved.
Description of the drawings
Fig. 1 is the structural schematic diagram of dynamical system according to the ... of the embodiment of the present invention.
Reference numeral：
Dynamical system 100；
Main motor 10；Output shaft 11；First motor 20；Second motor 30；
First planetary gear mechanism 40；First sun gear 41；First planetary gear 42；First planet carrier 43；First gear ring 44；
Second planetary gear mechanism 50；Second sun gear 51；Second planetary gear 52；Second planet carrier 53；Second gear ring 54；
Brake assemblies 60；Foundation brakes 61；First brake 62；Second brake 63；
Left wheel 70；Right wheel 80.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.Below with reference to
The embodiment of attached drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings dynamical system 100 according to the ... of the embodiment of the present invention is described in detail.
Dynamical system 100 according to the ... of the embodiment of the present invention may include：Main motor 10, first motor 20, the second motor 30,
First planetary gear mechanism 40, the second planetary gear mechanism 50, brake assemblies 60, left wheel 70 and right wheel 80.Such as Fig. 1 institutes
Show, the first planetary gear mechanism 40 includes：First sun gear 41, the first planetary gear 42, first planet carrier 43 and the first gear ring 44,
First planetary gear 42 is mounted in first planet carrier 43, and the first planetary gear 42 is engaged on the first sun gear 41 and the first gear ring
Between 44, the second planetary gear mechanism 50 includes：Second sun gear 51, the second planetary gear 52, the second planet carrier 53 and the second tooth
Circle 54, the second planetary gear 52 are mounted on the second planet carrier 53, and the second planetary gear 52 is engaged on the second sun gear 51 and the
Between two gear rings 54, wherein main motor 10 is connected with the first sun gear 41 and the second sun gear 51 respectively, first motor 20 and
One planet carrier 43 is connected, and the second motor 30 is connected with the second planet carrier 53.
Brake assemblies 60 selectively brake main motor 10, first motor 20 and the second motor 30.It is understood that system
Dynamic component 60 can selectively brake one in main motor 10, first motor 20 and the second motor 30, for example, brake assemblies
60 can brake main motor 10；Brake assemblies 60 can selectively brake main motor 10, first motor 20 and the second motor 30
In two, for example, brake assemblies 60 can brake first motor 20 and the second motor 30；Brake assemblies 60 can also be made simultaneously
Dynamic main motor 10, first motor 20 and the second motor 30.
According to a preferred embodiment of the present invention, as shown in Figure 1, brake assemblies 60 may include：Foundation brakes 61,
One brake 62 and second brake 63, foundation brakes 61 are used to brake the output shaft 11 of main motor 10, and the first brake 62 is used
In the output shaft of braking first motor 20, second brake 63 is used to brake the output shaft of the second motor 30.Brake assemblies as a result,
60 is simple in structure and function is reliable, and a variety of brakings combinations may be implemented, and can make the braking flexibility of brake assemblies 60
Preferably.
Left wheel 70 is connected with the first gear ring 44, and right wheel 80 is connected with the second gear ring 54.It is understood that the first tooth
Circle 44 can be as the output end of the first planetary gear mechanism 40, and when first motor 20 works, first planet carrier 43 can be made
For the input terminal of the first planetary gear mechanism 40.Second gear ring 54 can as the input terminal of the second planetary gear mechanism 50, when
When second motor 30 works, the second planet carrier 53 can be as the input terminal of the second planetary gear mechanism 50.When 10 work of main motor
When making, the first sun gear 41 can be used as second as the input terminal of the first planetary gear mechanism 40, the second sun gear 51
The input terminal of planetary gear mechanism 50.
Optionally, as shown in Figure 1, main motor 10 can be arranged between first motor 20 and the second motor 30.In other words,
First motor 20 and the second motor 30 are located at the both sides of main motor 10, and first motor 20 can be located at a left side for main motor 10
Side, the second motor 30 can be located at the right side of main motor 10.
Specifically, as shown in Figure 1, main motor 10 has two output shafts 11 extended towards left and right side, the first electricity
Machine 20 is set in the output shaft 11 extended to the left, and the second motor 30 is set on the output shaft 11 extended to the right.Prolong to the left
The output shaft 11 stretched can be connected with the first sun gear 41, and the output shaft 11 extended to the right can be connected with the second sun gear 51,
By the way that first motor 20 and the second motor 30 to be respectively sleeved on two output shafts 11, can reduce at least to some extent dynamic
The volume of Force system 100 reduces the weight of dynamical system 100.
A variety of driving modes of dynamical system 100 according to the ... of the embodiment of the present invention are described in detail below in conjunction with the accompanying drawings.
Dynamical system 100 has two gear pattern of one gear pattern of straight forward and straight forward, is in straight in dynamical system 100
When row forward gear pattern, the first brake 62 brakes first motor 20, and second brake 63 brakes the second motor 30, main
Motor 10 inverts.In other words, main motor 10 is the sole power source of dynamical system 100, and main motor 10 passes through the first planetary gear
Mechanism 40 drives left wheel 70 to rotate, and main motor 10 drives right wheel 80 to rotate by the second planetary gear mechanism 50, so as to
To realize the straight ahead traveling of vehicle.It should be noted that when main motor 10 inverts, the first gear ring 44 and the second gear ring 54
It can rotate forward, to which left wheel 70 and right wheel 80 can advance.
When dynamical system 100 is in two gear pattern of straight forward, main motor 10 inverts, and first motor 20 and second
Motor 30 rotates forward.It is understood that main motor 10, first motor 20 and the second motor 30 drive simultaneously, main motor 10 and
One motor 20 drives left wheel 70 to rotate by the first planetary gear mechanism 40 simultaneously, and main motor 10 and the second motor 30 lead to simultaneously
Crossing the second planetary gear mechanism 50 drives right wheel 80 to rotate, so that 80 straight-line travelling of left wheel 70 and right wheel,
And dynamic property is more than the vehicle in forward gear pattern.It should be noted that turn of first motor 20 and the second motor 30
Speed can be identical.Moreover, when first motor 20 rotates forward, the first gear ring 44 and left wheel 70 rotate forward, when the second motor 30 rotates forward
When, the second gear ring 54 and right wheel 80 rotate forward.
Dynamical system 100 has reverse gear a gear pattern and two gear patterns of reversing gear, and the gear mould that reverses gear is in dynamical system 100
When formula, the first brake 62 brakes first motor 20, and second brake 63 brakes the second motor 30, and main motor 10 rotates forward.
In other words, main motor 10 is the sole power source of dynamical system 100, and main motor 10 can be driven by the first planetary gear mechanism 40
Dynamic left wheel 70 rotates, and main motor 10 can drive right wheel 80 to rotate by the second planetary gear mechanism 50.It needs to illustrate
It is that, when main motor 10 rotates forward, the first sun gear 41 and the second sun gear 51 rotate forward, the first gear ring 44, the second gear ring 54, left vehicle
Wheel 70 and right wheel 80 invert, so as to realize a gear pattern of reversing gear for vehicle.
When dynamical system 100 is in and reverses gear two gear patterns, main motor 10 rotates forward, and first motor 20 and the second motor
30 reversions.It is understood that the power of main motor 10, first motor 20 and the second motor 30 collectively as dynamical system 100
Source, main motor 10 and first motor 20 drive left wheel 70 to rotate by the first planetary gear mechanism 40 simultaneously, 10 He of main motor
Second motor 30 drives right wheel 80 to rotate by the second planetary gear mechanism 50 simultaneously, so that left wheel 70 and the right side
80 straight-line travelling of wheel, and dynamic property is more than the vehicle in a gear pattern of reversing gear.It should be noted that working as first motor 20
When reversion, the first gear ring 44 and left wheel 70 invert, and when the second motor 30 inverts, the second gear ring 54 and right wheel 80 invert.
Dynamical system 100 has using the center of dynamical system 100 as the first steering pattern of turning center, in power
When system 100 is in the first steering pattern, main motor 10 is stopped, and foundation brakes 61 brake main motor 10, the first electricity
Machine 20 and the second motor 30 turn on the contrary.For example, when the rotating forward of first motor 20 and the reversion of the second motor 30, first planet carrier 43 is made
For the input terminal of the first planetary gear mechanism 40, input terminal of second planet carrier 53 as the second planetary gear mechanism 50, first
Motor 20 drives left wheel 70 to rotate forward by the first planetary gear mechanism 40, and the second motor 30 passes through the second planetary gear mechanism 50
Right wheel 80 is driven to invert, so that vehicle is rotated using the center of dynamical system 100 as turning center.Its
In, do not coordinate driving wheel correspondingly as another group of wheel of driving wheel.It should be noted that when the reversion of first motor 20 and the
When two motors 30 rotate forward, the reversion of left wheel 70 and the rotating forward of right wheel 80.
It is the second steering pattern of turning center that dynamical system 100, which has with left wheel 70 or right wheel 80, in power
When system 100 is in the second steering pattern, main motor 10 is stopped, and foundation brakes 61 brake main motor 10, the first electricity
A job in machine 20 and the second motor 30.It is understood that it is turning center to work as dynamical system 100 with left wheel 70
When, the work of the second motor 30, wherein the second motor 30 can be rotated forward or be inverted, the second motor 30 passes through the second planetary gear machine
Structure 50 drives right wheel 80 to be rotated for turning center with left wheel 70.When dynamical system 100 is turning center with right wheel 80,
First motor 20 works, and wherein first motor 20 can be rotated forward or be inverted, and first motor 20 passes through the first planetary gear mechanism
40 driving left wheels 70 are rotated with right wheel 80 for turning center.
Dynamical system 100 has using any position as the third steering pattern of turning center, and main motor 10 is stopped, and
And foundation brakes 61 brake main motor 10, first motor 20 and the second motor 30 work at the same time and have speed discrepancy.It is appreciated that
, when, there are when speed discrepancy, one in two wheels can be with respect to another between first motor 20 and the second motor 30
Rotation.For example, when the rotating speed of first motor 20 is more than the rotating speed of the second motor 30, the rotating speed of left wheel 70 is more than right wheel 80
Rotating speed, left wheel 70 can rotate relative to right wheel 80, but turning center is needed according to first motor 20 and the second motor
Speed discrepancy between 30 is determined.
Dynamical system 100 according to the ... of the embodiment of the present invention, by the way that the first planetary gear mechanism 40 and the second planet tooth is arranged
Take turns mechanism 50, it is convenient to omit differential mechanism can so that dynamical system 100 is simple in structure and small, but also can improve dynamic
The transmission efficiency of Force system 100.
Vehicle according to the ... of the embodiment of the present invention includes the dynamical system 100 of above-described embodiment.Due to moving for above-described embodiment
Force system 100 is provided with the first planetary gear mechanism 40 and the second planetary gear mechanism 50, it is convenient to omit differential mechanism can make
Dynamical system 100 is simple in structure and small, but also can improve the transmission efficiency of dynamical system 100.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of dynamical system, which is characterized in that including：
Main motor, the first and second motors；
First and second planetary gear mechanisms, first planetary gear mechanism include：First sun gear, the first planetary gear,
One planet carrier and the first gear ring, first planetary gear are mounted in the first planet carrier and are engaged on first sun gear
Between first gear ring, second planetary gear mechanism includes：Second sun gear, the second planetary gear, the second planet carrier
With the second gear ring, second planetary gear is mounted on second planet carrier and is engaged on second sun gear and described the
Between two gear rings, wherein the main motor is connected with first sun gear and second sun gear respectively, first electricity
Machine is connected with the first planet carrier, and second motor is connected with second planet carrier；
Brake assemblies, the brake assemblies selectively brake the main motor, first and second motor；And
Left wheel and right wheel, the left wheel are connected with first gear ring, and the right wheel is connected with second gear ring.
2. dynamical system according to claim 1, which is characterized in that the main motor is arranged in the first motor and institute
It states between the second motor.
3. dynamical system according to claim 2, which is characterized in that the main motor, which has towards left and right side, to be extended
Two output shafts, the first motor is set in the output shaft extended to the left, and second motor is set in the right
On the output shaft that side extends.
4. dynamical system according to claim 1, which is characterized in that the brake assemblies include：Foundation brakes, the first system
Dynamic device and second brake, the foundation brakes are used to brake the output shaft of the main motor, and first brake is for making
The output shaft of the first motor is moved, the second brake is used to brake the output shaft of second motor.
5. dynamical system according to claim 4, which is characterized in that the dynamical system has one gear pattern of straight forward
With two gear pattern of straight forward,
When the dynamical system is in one gear pattern of straight forward, first motor described in first brake and
The second brake brakes second motor, the main motor reversion；
When the dynamical system is in two gear pattern of straight forward, the main motor reversion and first and second electricity
Machine rotates forward.
6. dynamical system according to claim 4 or 5, which is characterized in that the dynamical system has a gear pattern of reversing gear
With two gear patterns of reversing gear,
The dynamical system be in it is described reverse gear a gear pattern when, first motor described in first brake and described
Second brake brakes second motor, and the main motor rotates forward；
When two gear pattern of reversing gear described in being in the dynamical system, the main motor rotates forward and first and second motor is anti-
Turn.
7. dynamical system according to claim 4, which is characterized in that the dynamical system has with the dynamical system
Center is the first steering pattern of turning center,
When the dynamical system is in first steering pattern, the main motor is stopped and the foundation brakes are braked
The main motor, the first motor and second motor steering are opposite.
8. dynamical system according to claim 4, which is characterized in that the dynamical system has with the left wheel or institute
The second steering pattern that right wheel is turning center is stated,
When the dynamical system is in second steering pattern, the main motor is stopped and the foundation brakes are braked
The main motor, a job in the first motor and second motor.
9. dynamical system according to claim 4, which is characterized in that it is to turn to that the dynamical system, which has with any position,
The third steering pattern at center, the main motor is stopped and the foundation brakes brake the main motor, first electricity
Machine and second motor work at the same time and have speed discrepancy.
10. a kind of vehicle, which is characterized in that including：According to the dynamical system described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019782.4A CN105480069B (en) | 2015-12-30 | 2015-12-30 | Power system and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019782.4A CN105480069B (en) | 2015-12-30 | 2015-12-30 | Power system and vehicle with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105480069A CN105480069A (en) | 2016-04-13 |
| CN105480069B true CN105480069B (en) | 2018-07-31 |
Family
ID=55667482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511019782.4A Active CN105480069B (en) | 2015-12-30 | 2015-12-30 | Power system and vehicle with same |
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| Country | Link |
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| CN (1) | CN105480069B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080157A (en) * | 2016-06-30 | 2016-11-09 | 杨勇 | Relay-type many motors multiple gear ratios electric motor car automatic transimission |
| CN105966223A (en) * | 2016-07-04 | 2016-09-28 | 杨勇 | Multi-motor electric vehicle with motors arranged in staggered manner |
| DE102016218717B3 (en) | 2016-09-28 | 2018-02-22 | Audi Ag | Drive device for a vehicle axle, in particular rear axle |
| CN108237905B (en) * | 2016-12-27 | 2020-03-31 | 比亚迪股份有限公司 | Drive shaft locking device, power drive system and vehicle |
| CN107054036A (en) * | 2017-02-22 | 2017-08-18 | 吉林大学 | A kind of driving device for pure electric vehicles and driving method |
| CN107084231A (en) * | 2017-06-09 | 2017-08-22 | 淄博悍铃机械有限公司 | Multifunctional small tiller |
| CN111483271A (en) * | 2019-01-28 | 2020-08-04 | 舍弗勒技术股份两合公司 | Electric axle for a motor vehicle |
| GB202109409D0 (en) | 2021-06-30 | 2021-08-11 | Mclaren Automotive Ltd | Drive system for a vehicle |
| CN114290889A (en) * | 2021-06-30 | 2022-04-08 | 华为数字能源技术有限公司 | Power device and vehicle |
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| CN104948683A (en) * | 2014-03-24 | 2015-09-30 | 上海中科深江电动车辆有限公司 | Central-steering variable-speed drive device |
| CN205523633U (en) * | 2015-12-30 | 2016-08-31 | 北京新能源汽车股份有限公司 | Power system and vehicle with same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10316862A1 (en) * | 2003-04-11 | 2004-10-21 | Deere & Company, Moline | Drive system for vehicles |
| US7309300B2 (en) * | 2005-11-23 | 2007-12-18 | Caterpillar Inc. | Electric drive system with plural motors |
| US8960341B2 (en) * | 2012-12-27 | 2015-02-24 | Magna E-Car Systems Of America, Inc. | Continuously variable electric drive module for electric vehicles |
| CN203651469U (en) * | 2013-12-10 | 2014-06-18 | 郑州宇通客车股份有限公司 | Electric vehicle speed change gear and driving system and electric vehicle with same used |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948683A (en) * | 2014-03-24 | 2015-09-30 | 上海中科深江电动车辆有限公司 | Central-steering variable-speed drive device |
| CN205523633U (en) * | 2015-12-30 | 2016-08-31 | 北京新能源汽车股份有限公司 | Power system and vehicle with same |
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| Publication number | Publication date |
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| CN105480069A (en) | 2016-04-13 |
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