CN108773295A - The electric vehicle of single motor four-wheel drive slides control method - Google Patents
The electric vehicle of single motor four-wheel drive slides control method Download PDFInfo
- Publication number
- CN108773295A CN108773295A CN201810564599.XA CN201810564599A CN108773295A CN 108773295 A CN108773295 A CN 108773295A CN 201810564599 A CN201810564599 A CN 201810564599A CN 108773295 A CN108773295 A CN 108773295A
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- China
- Prior art keywords
- electric vehicle
- wheel drive
- entire car
- car controller
- wheel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- 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
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
-
- 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
- Y02T10/72—Electric energy management in electromobility
Abstract
The invention discloses a kind of electric vehicles of single motor four-wheel drive to slide control method, electric vehicle includes entire car controller and a driving motor, one end of driving motor is connected by front clutch with preceding driving retarder, the other end is connected by rear clutch with rear driving retarder, preceding driving retarder is connected with front-wheel, rear that retarder is driven to be connected with trailing wheel；This approach includes the following steps：Entire car controller judges whether automobile is in sliding state, if being judged as, automobile is in sliding state, front-wheel is then directly controlled to be separated with its hub clutch, control trailing wheel is separated with its hub clutch, and control driving motor is separated or controls driving motor with forward and backward clutch and stops operating；Otherwise enter normally travel state.The present invention can reduce the mechanical loss under sliding state, preferably energy saving, reduce complete vehicle weight and cost, enhance acceleration and the cross-country power of automobile, improve the manipulation safety of automobile.
Description
Technical field
The present invention relates to electric vehicle engineering fields, and in particular to a kind of electric vehicle of single motor four-wheel drive slides control
Method processed.
Background technology
Electric vehicle is that the vehicle of wheels travel is driven with motor using vehicle power supply as power.Electric vehicle is a kind of ring
Guarantor's type vehicle, it replaces oil as its major impetus energy, has the characteristics that carbon emission is low, environmental-friendly using electric power, slow
Solution energy crisis makes full use of regenerative resource, and reducing greenhouse gas emission etc. has traditional combustion engine automobile not comparable
Quasi- advantage.But existing electric vehicle generally use single shaft Two-wheeled pattern, the major impetus of automobile are concentrated mainly on
As the unbalance stress of each wheel on the front-wheel or trailing wheel of driving wheel, is easily caused, the acceleration capacity and cross-country power of automobile are weaker,
Vehicle performance safety is relatively low, and existing electric vehicle generally use dual-motor drive system, complete vehicle weight and cost
It is higher, and when automobile is in sliding state, drivetrain components mechanical loss is larger, serious waste of resources.
Invention content
The technical problem to be solved in the present invention is to provide a kind of electric vehicles of single motor four-wheel drive to slide control method,
The mechanical loss under sliding state can be reduced, it is preferably energy saving, and complete vehicle weight and cost can be reduced, enhance automobile
Acceleration and cross-country power, improve the manipulation safety of automobile.
In order to solve the above technical problem, the present invention provides technical solution it is as follows：
A kind of electric vehicle of single motor four-wheel drive slides control method, and the electric vehicle includes entire car controller and one
One end of driving motor, the driving motor is connected by front clutch with preceding driving retarder, and the other end passes through rear clutch
Device is connected with rear driving retarder, drives retarder to be connected with front-wheel before described, the rear driving retarder and trailing wheel phase
It connects, hub clutch is both provided in the front wheels and rear wheels；This approach includes the following steps：
1）Entire car controller judges whether electric vehicle is in sliding state, if so, executing step 2）；If it is not, executing step 3）；
2）Entire car controller directly controls the hub clutch of front-wheel and front-wheel is separated, and controls the hub clutch of trailing wheel with after
Wheel is separated, and control driving motor is separated or controls driving motor with front clutch, rear clutch and stop operating；
3）Vehicle control unit controls electric vehicle enters normally travel state.
In one of embodiment, the step 1）In, entire car controller pass through monitor electric vehicle travel speed
Confirm whether electric vehicle is in sliding state with accelerator pedal output voltage signal.
In one of embodiment, travel speed and accelerator pedal that the entire car controller passes through monitoring electric vehicle
Output voltage signal come confirm electric vehicle whether be in the method for sliding state：When entire car controller monitors electric vehicle
Travel speed when to be more than 0km/h and accelerator pedal output voltage signal be 0V, then be judged as that electric vehicle is in sliding state.
In one of embodiment, the normally travel state includes front wheels and rear wheels drive mode, front wheel driving simultaneously
Dynamic model formula and rear wheel drive pattern.
In one of embodiment, the step 3）In, the electric vehicle is under normally travel state, by described whole
Vehicle controller carries out front wheels and rear wheels drive mode, front wheel driving dynamic model simultaneously according to the practical load-carrying of road conditions and/or electric vehicle
The switching of formula and rear wheel drive pattern.
In one of embodiment, the electric vehicle further includes the road conditions detection dress being electrically connected with entire car controller
It sets, the road conditions detection device includes vibration monitoring device and tilt angle monitoring device, and electricity is monitored using the tilt angle monitoring device
Electrical automobile goes up a slope or the gradient inclination angle of descending, and the Vibration Condition of electric vehicle is monitored using the vibration monitoring device, is shaken
Dynamic data.
In one of embodiment, the entire car controller carries out front-wheel according to the practical load-carrying of road conditions and electric vehicle
The method of switching with trailing wheel drive mode, front wheel drive mode and rear wheel drive pattern simultaneously is：
The vibration data of detection is transferred to entire car controller, the vibration data that entire car controller will receive by vibration monitoring device
It is compared with normal vibration threshold range, if vibration data is fallen into normal vibration threshold range, vehicle control unit controls
Electric vehicle carries out front wheels and rear wheels drive mode, front wheel drive mode and rear wheel drive pattern simultaneously according to its practical load-carrying
Switching；If vibration data not in normal vibration threshold range, entire car controller directly control electric vehicle enter front-wheel and
Trailing wheel while drive mode.
In one of embodiment, the entire car controller carries out front-wheel according to the practical load-carrying of road conditions and electric vehicle
The method of switching with trailing wheel drive mode, front wheel drive mode and rear wheel drive pattern simultaneously is：
The inclination data of detection is transferred to entire car controller, the inclination data that entire car controller will receive by tilt angle monitoring device
It is compared with given threshold, if inclination data is more than given threshold and electric vehicle when being in upward slope state, full-vehicle control
Device control electric vehicle enters front wheels and rear wheels drive mode simultaneously；If inclination data is more than given threshold and electric vehicle is in
When descending state, then vehicle control unit controls electric vehicle enters trailing wheel drive mode simultaneously；Otherwise vehicle control unit controls electricity
Electrical automobile according to its practical load-carrying carries out front wheels and rear wheels, and drive mode, front wheel drive mode and rear wheel drive pattern are cut simultaneously
It changes.
In one of embodiment, electric vehicle further includes battery and battery management system, the entire car controller and
Driving motor is connected by battery management system with battery, and entire car controller monitors battery using the battery management system
State and control battery are powered for driving motor.
In one of embodiment, the driving motor is electrically connected with electric machine controller, and the entire car controller passes through
The electric machine controller is controlled to control the rotation of driving motor.
The invention has the advantages that：The present invention is driven using single motor and can realize four-wheel drive pattern, greatly
Complete vehicle weight and cost are reduced greatly, can enough power preferably be reached into road surface, enhances the acceleration of automobile and cross-country
Ability improves the manipulation safety of automobile；The mechanical loss under sliding state can be effectively reduced, it is preferably energy saving.
Description of the drawings
Fig. 1 is the structural schematic diagram of the electric vehicle of the present invention；
Fig. 2 is the driving system structure figure of the electric vehicle of the present invention；
In figure：1, hub clutch, 2, front-wheel, 3, transmission shaft, 4, preceding driving retarder, 5, front clutch, 6, driving motor, 7,
Clutch afterwards, 8, drive retarder afterwards, 9, trailing wheel, 10, battery, 11, entire car controller, 12, electric machine controller, 13, braking steps on
Plate, 14, accelerator pedal, 15, gear shifting device, 16, parking control device.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
- Fig. 2 refering to fig. 1, a kind of electric vehicle of single motor four-wheel drive slide control method, and electric vehicle includes vehicle
One end of controller 11 and a driving motor 6, driving motor 6 is connected by front clutch 5 with preceding driving retarder 4, separately
One end is connected by rear clutch 7 with rear driving retarder 8, and preceding driving retarder 4 and front-wheel 2 pass through corresponding transmission shaft 3
It is connected, it is rear that retarder 8 is driven to be connected by corresponding transmission shaft 3 with trailing wheel 9, wheel side is both provided on front-wheel 2 and trailing wheel 9
Clutch 1；This slides control method and includes the following steps：
1）Entire car controller 11 judges whether electric vehicle is in sliding state, if being judged as, electric vehicle is in sliding state,
Then enter step 2）, otherwise, enter step 3）；
In a wherein embodiment, entire car controller 11 pass through monitor electric vehicle 14 ground of travel speed and accelerator pedal
Output voltage signal come confirm electric vehicle whether be in sliding state：When entire car controller 11 monitors the traveling of electric vehicle
When the output voltage signal that speed is more than 0km/h and accelerator pedal 14 is 0V, then it is judged as that electric vehicle is in sliding state.
2）Entire car controller 11 directly controls the hub clutch 1 of front-wheel 2 and front-wheel 2 is separated, and controls the wheel side of trailing wheel 9
Clutch 1 and trailing wheel 9 are separated, and control front clutch 5 and rear clutch 7 with driving motor 6 and be separated, or control
Driving motor 6 stops operating；At this point, the preceding driving retarder 4 of electric vehicle and rear driving retarder 8 do not work, electronic vapour
Vehicle is in art skating state, can reduce mechanical loss to the greatest extent.
3）Entire car controller 11 controls electric vehicle and enters normally travel state.
Wherein, normally travel state includes front wheels and rear wheels drive mode, front wheel drive mode and rear wheel drive mould simultaneously
Formula.
In a wherein embodiment, entire car controller 11 can according to the practical load-carrying of road conditions and/or electric vehicle into
The switching of row front wheels and rear wheels drive mode, front wheel drive mode and rear wheel drive pattern these three patterns simultaneously, with better
Realize the optimal control of automobile power, it is energy saving.
In a wherein embodiment, electric vehicle further includes the road conditions detection dress being electrically connected with entire car controller 11
It sets, road conditions detection device includes vibration monitoring device and tilt angle monitoring device, using on tilt angle monitoring device monitoring electric vehicle
Slope or the gradient inclination angle of descending monitor vehicle body vibration state, with according to body vibrations status monitoring road using vibration monitoring device
Face jounce condition.
It is to be appreciated that road condition monitoring device is used to detect road conditions, for example, when road condition monitoring device detects automobile up slope
Gradient inclination angle it is larger, when automobile up slope is more painstaking, entire car controller 11 can control automobile to enter front wheels and rear wheels while drive
Dynamic model formula（Four-wheel drive pattern）.
In a wherein embodiment, the inclination data of detection is transferred to entire car controller 11 by tilt angle monitoring device,
The inclination data received is compared by entire car controller 11 with given threshold, if inclination data is more than given threshold and electronic
When automobile is in upward slope state, then the control of entire car controller 11 electric vehicle enters front wheels and rear wheels drive mode simultaneously；If inclining
When angular data is more than given threshold and electric vehicle and be in descending state, then the control of entire car controller 11 electric vehicle enters trailing wheel
Drive mode simultaneously；The case where if except above-mentioned two situations, then entire car controller 11 controlled electric vehicle according to its practical load
The switching of front wheels and rear wheels drive mode, front wheel drive mode and rear wheel drive pattern these three patterns simultaneously is carried out again.
In a wherein embodiment, the vibration data of detection is transferred to entire car controller 11 by vibration monitoring device,
The vibration data received is compared by entire car controller 11 with normal vibration threshold range, is normally shaken if vibration data is fallen into
In dynamic threshold range, then entire car controller 11 controls electric vehicle and carries out front wheels and rear wheels according to its practical load-carrying while driving mould
The switching of formula, front wheel drive mode and rear wheel drive pattern these three patterns；If vibration data is not in normal vibration threshold range
It is interior, then it is judged as being in bumpy road, entire car controller 11 controls electric vehicle and enters front wheels and rear wheels drive mode simultaneously.
When the practical load-carrying of electric vehicle is larger, entire car controller 11 can control automobile to enter front wheels and rear wheels while drive
Dynamic model formula（Four-wheel drive pattern）, when the practical load-carrying of electric vehicle is smaller, entire car controller can control automobile to enter front-wheel
Drive mode or rear wheel drive pattern.
In a wherein embodiment, electric vehicle further includes battery 10 and battery management system, entire car controller 11
It is connected with battery 10 by battery management system with driving motor 6.
Further, battery management system uses BMS（Battery Management System）Battery system, with more
It monitors the state of battery 10 well, intelligent management and safeguards battery unit, extend the service life of battery 10.
Entire car controller 11 is supplied using the state and control battery 10 of battery management system monitoring battery 10 for driving motor 6
Electricity.
In a wherein embodiment, driving motor 6 is electrically connected with electric machine controller 12, and entire car controller 11 passes through control
Electric machine controller 12 processed controls the operating of driving motor 6.
In a wherein embodiment, anti-lock braking system is both provided on front-wheel 2 and trailing wheel 9（ABS）.
In a wherein embodiment, electric vehicle further includes the brake pedal being electrically connected with entire car controller 12
13, accelerator pedal 14, gear shifting device 15 and parking control device 16.
Referring to Fig.2, accelerator pedal 14 is used to send accelerator travel signal to entire car controller 11（Voltage signal）；System
Dynamic pedal 13 is used to send brake-pedal travel signal to entire car controller 11；Battery 10 is by battery management system to vehicle control
Device 11 processed sends battery SOC signal；Front-wheel 2 and trailing wheel 9 pass through its corresponding anti-lock braking system（ABS）To full-vehicle control
Device 11 sends ABS signals；Gear shifting device 15 is used to send gear signal to entire car controller 11；Parking control device 16 is used for
Parking brake signals are sent to entire car controller 11.
The electric vehicle of the present embodiment using single motor drive, by a driving motor 6 and its with front clutch 5, after
Combination/disengaging of clutch 7 come direct controlling and driving motor 6 and preceding driving retarder 4, rear driving retarder 8 combination/it is de-
From to directly control the operating of front-wheel 2 or trailing wheel 9, control is reliable, and complete vehicle weight and cost is made to substantially reduce；In addition
Can realize four-wheel drive, using using the total weight of automobile as attachment pressure so that the adhesive force of automobile dramatically increases, expand
The tractive force limit of automobile has been opened up, can the power of driving motor 6 each wheel have preferably been reached into respectively, reduce each drive
The driving force of driving wheel is born, so as to which no more than tire limit of friction (wheel-slip does not occur), guarantee will
Enough power reaches road surface so that and automobile has very strong acceleration and cross-country power, and makes the abrasion of tire more uniform,
It is conducive to extend the service life of tire, improves the manipulation safety of automobile.
The present embodiment can be under electric vehicle coasting mode so that preceding driving retarder 4 and rear driving retarder 8 are not
Work, effectively reduces the mechanical loss of sliding state, preferably energy saving.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art on the basis of the present invention made by equivalent substitute or transformation, in the present invention
Protection domain within.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of electric vehicle of single motor four-wheel drive slides control method, characterized in that the electric vehicle includes vehicle
One end of controller and a driving motor, the driving motor is connected by front clutch with preceding driving retarder, another
End is connected by rear clutch with driving retarder afterwards, is driven retarder to be connected with front-wheel before described, is driven and subtract after described
Fast device is connected with trailing wheel, and hub clutch is both provided in the front wheels and rear wheels；This approach includes the following steps：
1）Entire car controller judges whether electric vehicle is in sliding state, if so, executing step 2）；If it is not, executing step 3）；
2）Entire car controller directly controls the hub clutch of front-wheel and front-wheel is separated, and controls the hub clutch of trailing wheel with after
Wheel is separated, and control driving motor is separated or controls driving motor with front clutch, rear clutch and stop operating；
3）Vehicle control unit controls electric vehicle enters normally travel state.
2. the electric vehicle of single motor four-wheel drive as described in claim 1 slides control method, characterized in that the step
1）In, entire car controller confirms electric vehicle by monitoring travel speed and the accelerator pedal output voltage signal of electric vehicle
Whether sliding state is in.
3. the electric vehicle of single motor four-wheel drive as claimed in claim 2 slides control method, characterized in that the vehicle
Controller confirms whether electric vehicle is in by monitoring travel speed and the accelerator pedal output voltage signal of electric vehicle
The method of sliding state is：When entire car controller monitors that the travel speed of electric vehicle is more than 0km/h and accelerator pedal exports
When voltage signal is 0V, then it is judged as that electric vehicle is in sliding state.
4. the electric vehicle of single motor four-wheel drive as described in claim 1 slides control method, characterized in that described normal
Transport condition includes front wheels and rear wheels drive mode, front wheel drive mode and rear wheel drive pattern simultaneously.
5. the electric vehicle of single motor four-wheel drive as claimed in claim 4 slides control method, characterized in that the step
3）In, the electric vehicle is under normally travel state, by the entire car controller according to road conditions and/or the reality of electric vehicle
Load-carrying carries out the switching of front wheels and rear wheels while drive mode, front wheel drive mode and rear wheel drive pattern.
6. the electric vehicle of single motor four-wheel drive as claimed in claim 5 slides control method, characterized in that described electronic
Automobile further includes the road conditions detection device being electrically connected with entire car controller, the road conditions detection device include vibration monitoring device and
Tilt angle monitoring device is shaken using the gradient inclination angle of tilt angle monitoring device monitoring electric vehicle upward slope or descending using described
The Vibration Condition of dynamic monitoring device detection electric vehicle, obtains vibration data.
7. the electric vehicle of single motor four-wheel drive as claimed in claim 6 slides control method, characterized in that the vehicle
Controller according to the practical load-carrying of road conditions and electric vehicle carry out front wheels and rear wheels simultaneously drive mode, front wheel drive mode and after
The method of the switching of wheel drive mode is：
The vibration data of detection is transferred to entire car controller, the vibration data that entire car controller will receive by vibration monitoring device
It is compared with normal vibration threshold range, if vibration data is fallen into normal vibration threshold range, vehicle control unit controls
Electric vehicle carries out front wheels and rear wheels drive mode, front wheel drive mode and rear wheel drive pattern simultaneously according to its practical load-carrying
Switching；If vibration data not in normal vibration threshold range, entire car controller directly control electric vehicle enter front-wheel and
Trailing wheel while drive mode.
8. the electric vehicle of single motor four-wheel drive as claimed in claim 6 slides control method, characterized in that the vehicle
Controller according to the practical load-carrying of road conditions and electric vehicle carry out front wheels and rear wheels simultaneously drive mode, front wheel drive mode and after
The method of the switching of wheel drive mode is：
The inclination data of detection is transferred to entire car controller, the inclination data that entire car controller will receive by tilt angle monitoring device
It is compared with given threshold, if inclination data is more than given threshold and electric vehicle when being in upward slope state, full-vehicle control
Device control electric vehicle enters front wheels and rear wheels drive mode simultaneously；If inclination data is more than given threshold and electric vehicle is in
When descending state, then vehicle control unit controls electric vehicle enters trailing wheel drive mode simultaneously；Otherwise vehicle control unit controls electricity
Electrical automobile according to its practical load-carrying carries out front wheels and rear wheels, and drive mode, front wheel drive mode and rear wheel drive pattern are cut simultaneously
It changes.
9. the electric vehicle of single motor four-wheel drive as described in claim 1 slides control method, characterized in that described electronic
Automobile further includes battery and battery management system, and the entire car controller and driving motor pass through battery management system and battery
It is connected, entire car controller is powered using battery management system monitoring battery status and control battery for driving motor.
10. the electric vehicle of single motor four-wheel drive as described in claim 1 slides control method, characterized in that the drive
Dynamic motor is electrically connected with electric machine controller, and the entire car controller controls driving motor by controlling the electric machine controller
Rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810564599.XA CN108773295A (en) | 2018-06-04 | 2018-06-04 | The electric vehicle of single motor four-wheel drive slides control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810564599.XA CN108773295A (en) | 2018-06-04 | 2018-06-04 | The electric vehicle of single motor four-wheel drive slides control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108773295A true CN108773295A (en) | 2018-11-09 |
Family
ID=64024613
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810564599.XA Pending CN108773295A (en) | 2018-06-04 | 2018-06-04 | The electric vehicle of single motor four-wheel drive slides control method |
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| US4630704A (en) * | 1983-09-20 | 1986-12-23 | Fuji Jukogyo Kabushiki Kaisha | System for controlling a power transmission of a four-wheel drive vehicle |
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| CN106274468A (en) * | 2016-08-26 | 2017-01-04 | 北京长城华冠汽车科技股份有限公司 | The four-wheel drive system of a kind of electric automobile and electric automobile |
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| CN107472251A (en) * | 2017-08-08 | 2017-12-15 | 北京长城华冠汽车科技股份有限公司 | A kind of four-wheel driving electric vehicle slides control method and system |
| CN107499182A (en) * | 2017-08-08 | 2017-12-22 | 北京长城华冠汽车科技股份有限公司 | A kind of conversion method and system of the control of four-wheel electric Automobile drive |
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2018
- 2018-06-04 CN CN201810564599.XA patent/CN108773295A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630704A (en) * | 1983-09-20 | 1986-12-23 | Fuji Jukogyo Kabushiki Kaisha | System for controlling a power transmission of a four-wheel drive vehicle |
| CN103204083A (en) * | 2013-04-08 | 2013-07-17 | 浙江吉利汽车研究院有限公司杭州分公司 | Electric car and power drive system thereof |
| CN107042827A (en) * | 2016-01-22 | 2017-08-15 | 福特全球技术公司 | System and method for the Dynamic Announce of vehicle |
| CN106274468A (en) * | 2016-08-26 | 2017-01-04 | 北京长城华冠汽车科技股份有限公司 | The four-wheel drive system of a kind of electric automobile and electric automobile |
| CN107433880A (en) * | 2017-08-08 | 2017-12-05 | 北京长城华冠汽车科技股份有限公司 | A kind of method and system for being driven control to electric automobile according to loaded-up condition |
| CN107472251A (en) * | 2017-08-08 | 2017-12-15 | 北京长城华冠汽车科技股份有限公司 | A kind of four-wheel driving electric vehicle slides control method and system |
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