CN105904964B - The control method of electric car - Google Patents
The control method of electric car Download PDFInfo
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- CN105904964B CN105904964B CN201510621747.3A CN201510621747A CN105904964B CN 105904964 B CN105904964 B CN 105904964B CN 201510621747 A CN201510621747 A CN 201510621747A CN 105904964 B CN105904964 B CN 105904964B
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Abstract
The invention discloses the transmission devices and control method of a kind of electric car reduction gearbox, described device includes: input unit, the input unit has driving device (7), input shaft (6) and input gear, and the driving device (7) drives the input shaft (6) and input gear；Differential mechanism (2), the differential mechanism (2) has final gear (3), differential mechanism (2) and the final gear (3) are coaxially connected, the final gear (3) is engaged with the input gear of the input unit, and differential mechanism (2) two sides export the first output shaft (11) and the second output shaft (12) respectively；First output shaft (11) and the second output shaft (12) respectively drive corresponding wheel；First clutch (41), the first clutch (41) are arranged on first output shaft (11)；Second clutch (42), the second clutch (42) are arranged on second output shaft (12).The control method includes: the vehicle status parameters for receiving the electric car；The engagement or disengaged condition of the first clutch (41) and second clutch (42), and the driving condition of the control driving device (7) are controlled according to the vehicle status parameters.The present invention can be improved transmission efficiency, reduce energy consumption.
Description
Technical field
The present invention relates to the transmission devices and control of field of automobile more particularly to a kind of electric car reduction gearbox
Method.
Background technique
The transmission device of reduction gearbox for electric vehicle used at present, usually single motor twin-stage slowing-down structure, including
Differential mechanism, the two sides of differential mechanism are respectively arranged with semiaxis, and differential mechanism connects final gear, and final gear and jackshaft export
Gear engagement, then again by driving device input power.
The shortcomings that existing this technical solution is: driving device rotor and mechanical transmission component are in vehicle sliding, descending
Etc. operating conditions when do passive rotation, consume certain energy, increase energy consumption.
Summary of the invention
The object of the present invention is to provide the transmission devices and control method of a kind of electric car reduction gearbox, to improve transmission effect
Rate reduces energy consumption.
Technical solution provided by the invention includes:
A kind of transmission device of electric car reduction gearbox, the transmission device include:
Input unit, the input unit have driving device (7), input shaft (6) and input gear, the driving device
(7) input shaft (6) and input gear are driven；
Differential mechanism (2), the differential mechanism (2) have final gear (3), differential mechanism (2) and the final gear
(3) coaxially connected, the final gear (3) is engaged with the input gear of the input unit, differential mechanism (2) two sides
The first output shaft (11) and the second output shaft (12) are exported respectively；First output shaft (11) and the second output shaft (12) point
Corresponding wheel is not driven；
First clutch (41), the first clutch (41) are arranged on first output shaft (11)；
Second clutch (42), the second clutch (42) are arranged on second output shaft (12).
In another schematical embodiment of the transmission device, there is input shaft tooth on the input shaft (6)
It takes turns (5), the input gear of the input unit is the input shaft gear (5) on the input shaft (6), the final gear
(3) it engages to form single-stage speed reducing structure with the input shaft gear (5).
In another schematical embodiment of the transmission device, the transmission device further comprises:
Jackshaft (9) has coaxial jackshaft pinion gear (10) and jackshaft gear wheel on the jackshaft (9)
(11)；
There are input shaft gear (5) on the input shaft (6), the jackshaft gear wheel (11) and the input shaft gear
(5) it engages；The jackshaft pinion gear (10) is nibbled as the input gear of the input unit with the final gear (3)
It closes, forms double reduction structure.
In another schematical embodiment of the transmission device, first output shaft (11) and the second output
Axis (12) is the bevel gear shaft parallel with the axis of the driving device (7).
A kind of control method of electric car, for controlling transmission device, the transmission device includes: the control method
Input unit, the input unit have driving device (7), input shaft (6) and input gear, the driving device
(7) input shaft (6) and input gear are driven；
Differential mechanism (2), the differential mechanism (2) have final gear (3), differential mechanism (2) and the final gear
(3) coaxially connected, the final gear (3) is engaged with the input gear of the input unit, differential mechanism (2) two sides
The first output shaft (11) and the second output shaft (12) are exported respectively；First output shaft (11) and the second output shaft (12) point
Corresponding wheel is not driven；
First clutch (41), the first clutch (41) are arranged on first output shaft (11)；
Second clutch (42), the second clutch (42) are arranged on second output shaft (12)；
Also, the control method includes the following steps:
Step a1, the vehicle status parameters of the electric car are received；
Step a2, connecing for the first clutch (41) and second clutch (42) is controlled according to the vehicle status parameters
Conjunction or disengaged condition, and the driving condition of the control driving device (7)；
When the received vehicle status parameters of step a1 are the state parameter of vehicle traction traveling, the step a2 packet
It includes: controlling the first clutch (41) and second clutch (42) engagement；
When the received vehicle status parameters of step a1 are the state parameter of vehicle sliding, the step a2 includes: control
It makes the first clutch (41) and second clutch (42) disengages；
When the received vehicle status parameters of step a1 are the state parameter of vehicle braking, the step a2 includes: control
Make the first clutch (41) and second clutch (42) engagement.
There are input shaft gear (5) on the input shaft (6), the input gear of the input unit is the input shaft
(6) input shaft gear (5) on, the final gear (3) engage to form single-stage speed reducing knot with the input shaft gear (5)
Structure.
The transmission device further comprises: jackshaft (9), has the coaxial small tooth of jackshaft on the jackshaft (9)
Take turns (10) and jackshaft gear wheel (11)；There are input shaft gear (5) on the input shaft (6), the jackshaft gear wheel
(11) it is engaged with the input shaft gear (5)；The jackshaft pinion gear (10) as the input unit input gear with
Final gear (3) engagement, forms double reduction structure.
First output shaft (11) and the second output shaft (12) are the cone tooth parallel with the axis of the driving device (7)
Wheel shaft.
In another schematical embodiment of the control method of the electric car, the control method is for controlling
Two transmission devices are made, two transmission devices include the first transmission device and the second transmission device；The step a2
It specifically includes: according to the vehicle status parameters, controlling the first clutch and second clutch of first transmission device
Engagement or disengaged condition control the engagement or disengaged condition of the first clutch and second clutch of second transmission device,
And the driving condition of the driving device of control first transmission device, and the driving dress of control second transmission device
The driving condition set.
In another schematical embodiment of the control method of the electric car, first transmission device
Transmission ratio is greater than the second transmission device.
In another schematical embodiment of the control method of the electric car,
When the received vehicle status parameters of step a1 are the state parameter of vehicle launch acceleration, climbing, the step
A2 includes: control the first transmission device first clutch and second clutch engagement, controls second transmission device the
One clutch and second clutch engagement control the driving device of first transmission device and the driving dress of the second transmission device
Set the specified high-power power of output；
When the received vehicle status parameters of step a1 are the state parameter that vehicle is run at a low speed with small-power, the step
Rapid a2 includes: first clutch and the second clutch engagement for controlling first transmission device, controls the first transmission dress
The driving device set is in specified revolving speed output power；Control the first clutch and second clutch of second transmission device
It disengages, the driving device for controlling second transmission device stops driving；
It is described when the received vehicle status parameters of step a1 are the state parameter that vehicle is travelled with small-power high speed
Step a2 includes: first clutch and the second clutch engagement for controlling second transmission device, controls second transmission
The driving device of device is in specified revolving speed output power；Control first clutch and the second clutch of first transmission device
Device disengages, and the driving device for controlling first transmission device stops driving；
When the received vehicle status parameters of step a1 are the state parameter of vehicle sliding, the step a2 includes: control
The first clutch and second clutch for making first transmission device disengage, and control the first clutch of second transmission device
Device and second clutch disengage, and the driving device for controlling the first transmission device driving device and the second transmission device stops driving
It is dynamic；
When the received vehicle status parameters of step a1 are the state parameter of vehicle braking, the step a2 includes: control
Make first clutch and the second clutch engagement of first transmission device, and the first of control second transmission device
Clutch and second clutch engagement.
Final gear compared with the scheme of the prior art, on the input gear and differential mechanism of input unit of the invention
Engagement exports the first output shaft and the second output shaft, first output shaft with the differential mechanism that final gear links together
First clutch and second clutch is respectively set on the second output shaft, for engaging and cutting off driving device and two wheels
Between power transmitting.The transmission device of reduction gearbox of the present invention can reduce drivetrain components in vehicle sliding
The energy of passive rotation consumption, improves transmission efficiency, reduces energy consumption.Driving device can be with high efficiente callback Brake Energy when vehicle braking
Amount preferably solves the problems, such as that electric car reduces energy consumption and Brake energy recovery.
Detailed description of the invention
Only illustratively description and explain the present invention for the following drawings, not delimit the scope of the invention.
Fig. 1 is a kind of composition signal of single-stage speed reducing structure of the transmission device of electric car reduction gearbox of the present invention
Figure.
Fig. 2 is a kind of composition signal of double reduction structure of the transmission device of electric car reduction gearbox of the present invention
Figure.
Fig. 3 is a kind of control for the transmission device that the present invention is reduction gearbox described in the vehicle control unit controls of the electric car
The flow chart of method processed.
Label declaration:
The first output shaft of 11----；
The second output shaft of 12----；
2---- differential mechanism；
3---- final gear；
41---- first clutch；
42---- second clutch；
5---- input shaft gear；
6---- input shaft；
7---- driving device；
8---- deceleration box；
9---- jackshaft；
10---- jackshaft pinion gear；
11---- jackshaft gear wheel.
Specific embodiment
In order to which the technical features, objects and effects of invention are more clearly understood, the Detailed description of the invention present invention is now compareed
Specific embodiment, identical label indicates identical part in the various figures.
Herein, " schematic " expression " serving as examplea, instances, or illustrations " should not will be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to technical solution that is a kind of preferred or more having advantages.
To make simplified form, part related to the present invention is only schematically shown in each figure, and does not represent it
Practical structures as product.In addition, so that simplified form is easy to understand, with the portion of identical structure or function in some figures
Part only symbolically depicts one of those, or has only marked one of those.
Herein, "one" is not offered as being limited to the quantity of relevant portion of the present invention " only this ", and " one
It is a " it does not indicate to exclude the situation of the quantity " more than one " of relevant portion of the present invention.
Herein, "upper", "lower", "front", "rear", "left", "right" etc. are only used for indicating opposite between relevant portion
Positional relationship, and the absolute position of these non-limiting relevant portions.
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than indicate significance level and sequence and
Existing premise etc. each other.
Fig. 1 is a kind of composition signal of single-stage speed reducing structure of the transmission device of electric car reduction gearbox of the present invention
Figure.Referring to Fig. 1, transmission device described in master of the present invention includes:
Input unit, the input unit have driving device 7, input shaft 6 and input gear, and the driving device 7 is driven
Move the input shaft 6 and input gear；Specifically, the driving device 7 may be mounted at the side of reduction gearbox, driving device 7
Axis it is parallel with the axis of first output shaft 11 of reduction gearbox and the second output shaft 12；
Differential mechanism 2, the differential mechanism 2 have final gear 3, and differential mechanism 2 and the final gear 3 are coaxially connected,
The final gear 3 is engaged with the input gear of the input unit, and 2 two sides of differential mechanism export the first output shaft respectively
11 and second output shaft 12；First output shaft 11 and the second output shaft 12 respectively drive the wheel being respectively correspondingly connected with；Institute
It states the first output shaft 11 and the second output shaft 12 is the bevel gear shaft parallel with the axis of the driving device 7；
First clutch 41, the first clutch 41 are arranged on first output shaft 11；
Second clutch 42, the second clutch 42 are arranged on second output shaft 12.
The first clutch 41 and second clutch 42 require to have engagement and disengage two work shapes according to vehicle driving
State needs entire car controller to be controlled according to the state of vehicle.
In an advantageous embodiment, other than the driving device, all components can integrate to slow down in one
In the shell of case.
In a preferred embodiment, the driving device can be driving motor, can also make other driving mechanisms
Such as hydraulic motor.
In the embodiment of the transmission device described in Fig. 1, there is input shaft gear 5, the input unit on the input shaft 6
Input gear be input shaft gear 5 on the input shaft 6, the final gear 3 and 5 engaging of input shaft gear
At single-stage speed reducing structure.
Fig. 2 is a kind of composition signal of double reduction structure of the transmission device of electric car reduction gearbox of the present invention
Figure.In the embodiment of transmission device shown in Fig. 2, on the basis of the embodiment described in Fig. 1, the transmission device is further wrapped
It includes:
Jackshaft 9 has coaxial jackshaft pinion gear 10 and jackshaft gear wheel 11 on the jackshaft 9；In described
Between the number of teeth in axis pinion gear 10 and jackshaft gear wheel 11 it is not identical；
There is input shaft gear 5, the jackshaft gear wheel 11 is engaged with the input shaft gear 5 on the input shaft 6；
The jackshaft pinion gear 10 is engaged as the input gear of the input unit with the final gear 3, is formed twin-stage and is subtracted
Fast structure.
The present invention further comprises entire car controller, and the entire car controller receives the vehicle status parameters of electric car,
The engagement or disengaged condition of the first clutch 41 and second clutch 42, and control are controlled according to the vehicle status parameters
Make the driving condition of the driving device 7.
The full-vehicle control implement body can receive the signal that corresponding sensing mechanism transmits, further according to pre-set each
The corresponding relationship of kind vehicle status parameters and signal judges which kind of vehicle status parameters received signal is.It is described to
The sensing mechanism of entire car controller transmission signal for example, accelerator pedal (according to pedal opening, is used for transmission power demand letter
Number), brake pedal (according to pedal opening, being used for transmission braking energy feedback signal) etc..
Fig. 3 is a kind of control for the transmission device that the present invention is reduction gearbox described in the vehicle control unit controls of the electric car
The flow chart of method processed.Referring to Fig. 3, which mainly includes the following steps:
Step a1, the vehicle status parameters of the electric car are received；
Step a2, according to the vehicle status parameters control the first clutch 41 and second clutch 42 engagement or
Disengaged condition, and the driving condition of the control driving device 7.
In an advantageous embodiment, the received vehicle status parameters of step a1 are the state ginseng of vehicle traction traveling
When number, such as when needing power drive vehicle driving, the step a2 includes: control first clutch 41 and second clutch
42 engagements, the power so as to export the driving device 7 are transmitted to wheel；
In an advantageous embodiment, the received vehicle status parameters of step a1 are the state parameter of vehicle sliding
When, such as when vehicle descending, sliding, when not needing power input at this time, the step a2 includes: control first clutch
Device 41 and second clutch 42 disengage, the final gear 3, differential mechanism 2, jackshaft 6 and jackshaft gear wheel 7, jackshaft
The rotor of pinion gear 8, input shaft 9 and input shaft pinion gear 8, the shaft of driving device 7 and driving device does not do passive rotation,
So as to reduce vehicle travel resistance, energy consumption is reduced；
In an advantageous embodiment, the received vehicle status parameters of step a1 are the state parameter of vehicle braking
When, the step a2 includes: that the control first clutch 41 and second clutch 42 engage, and the inertia of wheel rotates band at this time
The rotor of dynamic driving device 7, which is rotated, is converted to electric energy feedback to Vehicular power supply system for vehicle wheel rotation mechanical energy.
When the transmission device of the invention is applied to the vehicle with two or two or more drive shaft i.e. two input shafts
When, each drive shaft configures a set of transmission device of the present invention.Such as the vehicle of two drive shafts is using the present invention
Transmission device when, the reduction gearbox of two different drive ratios can be used, each reduction gearbox is provided with transmission of the present invention
Device.
It in this Application Example, needs to include transmission device described in two sets of Fig. 1 or Fig. 2, be passed described in every suit
The dynamic corresponding reduction gearbox of device, that is, have two reduction gearboxes, the big transmission device of transmission ratio be known as the first transmission device herein,
The small transmission device of transmission ratio is known as the second transmission device；Entire car controller is used to receive the vehicle-state ginseng of electric car
Number controls the engagement or disengaged condition of four clutches of two reduction gearboxes, and control according to the vehicle status parameters
Make the driving condition of two driving devices 7.The entire car controller 19 and four clutches, two driving devices 7
Between connection control mechanism can use existing connection control mechanism.
In the scene of two transmission devices of this application, the step a2 of control method of the present invention is specifically wrapped
Include: according to the vehicle status parameters, control the first clutch and second clutch of first transmission device engagement or
Disengaged condition controls the engagement or disengaged condition of the first clutch and second clutch of second transmission device, and control
The driving condition of the driving device of first transmission device is made, and controls the drive of the driving device of second transmission device
Dynamic state.
More specifically embodiment includes following situations:
When the received vehicle status parameters of step a1 are the state parameter of vehicle launch acceleration, climbing, the step
A2 includes: that control the first transmission device first clutch and second clutch all engage, and controls the second transmission dress
It sets first clutch and second clutch all engages, control the driving device and the second transmission device of first transmission device
The specified high-power power of driving device output, to meet the dynamic property requirement of vehicle with high-power driving vehicle.
When the received vehicle status parameters of step a1 are the state parameter that vehicle is run at a low speed with small-power, function at this time
Rate demand is little, then the step a2 includes: first clutch and the second clutch engagement for controlling the first transmission device, by institute
The driving device for stating the first transmission device is dynamic in specified high efficiency revolving speed (revolving speed can be configured specified in advance) output
Vehicle is operated alone in power；The first clutch and second clutch for controlling second transmission device simultaneously disengage, described in control
The driving device of second transmission device stops driving, the final gear 3 of second transmission device, differential mechanism 2, jackshaft 6 and
Jackshaft gear wheel 7, jackshaft pinion gear 8, input shaft 9 and input shaft pinion gear 8, the shaft of driving device 7 and driving device 7
Rotor do not do passive rotation.
When the received vehicle status parameters of step a1 are the state parameter that vehicle is travelled with small-power high speed, at this time
Power demand is little, and the step a2 includes: first clutch and the second clutch engagement for controlling second transmission device,
The driving device of second transmission device is controlled in specified high efficiency revolving speed (revolving speed can be configured specified in advance)
Vehicle is operated alone in output power；The first clutch and second clutch for controlling first transmission device simultaneously disengage, control
The driving device for making first transmission device stops driving, the final gear 3 of first transmission device, differential mechanism 2, centre
6 jackshaft gear wheel 7 of axis, jackshaft pinion gear 8, input shaft 9 and input shaft pinion gear 8, the shaft of driving device 7 and driving dress
The rotor for setting 7 does not do passive rotation.
When the received vehicle status parameters of step a1 are the state parameter of vehicle sliding, it is defeated that power is not needed at this time
Enter, the step a2 includes: that the first clutch for controlling first transmission device and second clutch disengage, and controls described the
The first clutch and second clutch of two transmission devices disengage, and control the first transmission device driving device and second and pass
The driving device of dynamic device stops driving, the final gears 3 of described two transmission devices, differential mechanism 2, jackshaft 6 and
Jackshaft gear wheel 7, jackshaft pinion gear 8, input shaft 9 and input shaft pinion gear 8, the shaft of driving device 7 and driving device 7
Rotor do not do passive rotation.
When the received vehicle status parameters of step a1 are the state parameter of vehicle braking, the step a2 includes: control
Make the first clutch of first transmission device and the first clutch and second of second clutch and the second transmission device
Clutch engages, so that the inertia rotation of wheel drives two drives of first transmission device and the second transmission device
The rotor of dynamic device, which is rotated, is converted to electric energy feedback to Vehicular power supply system for vehicle wheel rotation mechanical energy.
The beneficial effects of the present invention are: the transmission device of above-mentioned electric car reduction gearbox, changes existing reduction gearbox
One is determined to be integrated in reducing gearbox body than drive gear mechanism, two is provided on reducer output shaft by shell structure
Clutch requires engagement according to vehicle driving, disconnects power transmission.It is required according to vehicle performance, Proper Match reduction-box apparatus
Transmission ratio, meet the power demand under the various operating conditions of vehicle, reduce vehicle travel resistance.It can be with high efficiente callback when vehicle braking
Braking energy.It preferably solves the problems, such as to reduce electric car energy consumption and Brake energy recovery.
Although not each embodiment is only wrapped it should be appreciated that this specification is described according to each embodiment
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art
The other embodiments that member is understood that.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope that is bright, and being not intended to limit the invention, it is all without departing from equivalent embodiments made by technical spirit of the present invention or
Change, such as the combination, segmentation or repetition of feature, should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of control method of electric car, which is characterized in that the control method is for controlling transmission device, the transmission
Device includes:
Input unit, the input unit have driving device (7), input shaft (6) and input gear, the driving device (7)
Drive the input shaft (6) and input gear；
Differential mechanism (2), the differential mechanism (2) have final gear (3), the differential mechanism (2) and the final gear (3)
Coaxially connected, the final gear (3) is engaged with the input gear of the input unit, differential mechanism (2) two sides
The first output shaft (11) and the second output shaft (12) are exported respectively；First output shaft (11) and second output shaft (12)
Respectively drive corresponding wheel；
First clutch (41), the first clutch (41) are arranged on first output shaft (11)；
Second clutch (42), the second clutch (42) are arranged on second output shaft (12)；
Also, the control method includes the following steps:
Step a1, the vehicle status parameters of the electric car are received；
Step a2, connecing for the first clutch (41) and the second clutch (42) is controlled according to the vehicle status parameters
Conjunction or disengaged condition, and the driving condition of the control driving device (7)；
When the received vehicle status parameters of step a1 are the state parameter of vehicle traction traveling, the step a2 packet
It includes: controlling the first clutch (41) and the second clutch (42) engagement；
When the received vehicle status parameters of step a1 are the state parameter of vehicle sliding, the step a2 includes: control
It makes the first clutch (41) and the second clutch (42) disengages；
When the received vehicle status parameters of step a1 are the state parameter of vehicle braking, the step a2 includes: control
Make the first clutch (41) and the second clutch (42) engagement.
2. control method according to claim 1, which is characterized in that have input shaft gear on the input shaft (6)
(5), the input gear of the input unit is the input shaft gear (5) on the input shaft (6), the final gear (3)
It engages to form single-stage speed reducing structure with the input shaft gear (5).
3. control method according to claim 1, which is characterized in that the transmission device further comprises:
Jackshaft (9) has coaxial jackshaft pinion gear (10) and jackshaft gear wheel (11) on the jackshaft (9)；
There are input shaft gear (5) on the input shaft (6), the jackshaft gear wheel (11) and the input shaft gear (5)
Engagement；The jackshaft pinion gear (10) is engaged as the input gear of the input unit with the final gear (3), shape
At twin-stage slowing-down structure.
4. control method according to claim 1, which is characterized in that first output shaft (11) and second output
Axis (12) is the bevel gear shaft parallel with the axis of the driving device (7).
5. control method according to claim 1, which is characterized in that the control method is for controlling two transmissions
Device, two transmission devices include the first transmission device and the second transmission device；The step a2 is specifically included: according to institute
Vehicle status parameters are stated, the engagement or disengaged condition of the first clutch and second clutch of first transmission device are controlled,
Control the engagement or disengaged condition of the first clutch and second clutch of second transmission device, and control described first
The driving condition of the driving device of transmission device, and control the driving condition of the driving device of second transmission device.
6. control method according to claim 5, which is characterized in that the transmission ratio of first transmission device is greater than second
Transmission device.
7. control method according to claim 6, which is characterized in that
When the received vehicle status parameters of step a1 are the state parameter of vehicle launch acceleration, climbing, the step a2 packet
Include: control the first transmission device first clutch and second clutch engagement, control second transmission device first from
Clutch and second clutch engagement, the driving device of the driving device and the second transmission device that control first transmission device are defeated
Specified high-power power out；
When the received vehicle status parameters of step a1 are the state parameter that vehicle is run at a low speed with small-power, the step a2
Include: first clutch and the second clutch engagement for controlling first transmission device, controls first transmission device
Driving device is in specified revolving speed output power；First clutch and the second clutch for controlling second transmission device are de-
It opens, the driving device for controlling second transmission device stops driving；
When the received vehicle status parameters of step a1 are the state parameter that vehicle is travelled with small-power high speed, the step
A2 includes: first clutch and the second clutch engagement for controlling second transmission device, controls second transmission device
Driving device in specified revolving speed output power；First clutch and the second clutch for controlling first transmission device are de-
It opens, the driving device for controlling first transmission device stops driving；
When the received vehicle status parameters of step a1 are the state parameter of vehicle sliding, the step a2 includes: control institute
The first clutch and second clutch for stating the first transmission device disengage, control second transmission device first clutch and
Second clutch disengages, and the driving device for controlling the first transmission device driving device and the second transmission device stops driving；
When the received vehicle status parameters of step a1 are the state parameter of vehicle braking, the step a2 includes: control institute
State first clutch and the second clutch engagement of the first transmission device, and the first clutch of control second transmission device
Device and second clutch engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510621747.3A CN105904964B (en) | 2015-09-25 | 2015-09-25 | The control method of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510621747.3A CN105904964B (en) | 2015-09-25 | 2015-09-25 | The control method of electric car |
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| CN105904964A CN105904964A (en) | 2016-08-31 |
| CN105904964B true CN105904964B (en) | 2019-03-12 |
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| US20180215247A1 (en) * | 2017-01-27 | 2018-08-02 | Ford Global Technologies, Llc | Apparatus for a clutch disconnect in a hybrid vehicle |
| DE102017108863A1 (en) * | 2017-04-26 | 2018-10-31 | Valeo Schalter Und Sensoren Gmbh | Determining a rotation angle of a steering shaft by means of three gears |
| CN108177522B (en) * | 2018-02-07 | 2021-08-10 | 穆美艳 | A novel motor drags actuating system for electric automobile |
| CN108757917A (en) * | 2018-08-01 | 2018-11-06 | 北京长城华冠汽车科技股份有限公司 | The coasting control systems and method of electric vehicle |
| CN111254652B (en) * | 2018-11-30 | 2023-04-11 | 青岛海尔洗衣机有限公司 | Automatic putting device and washing machine |
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| US4261452A (en) * | 1979-09-24 | 1981-04-14 | Ingersoll-Rand Company | Overrunning clutch |
| CN2053276U (en) * | 1989-09-02 | 1990-02-21 | 许长钰 | Driving bridge of car with differential lock |
| CN2379344Y (en) * | 1999-06-14 | 2000-05-24 | 宫云利 | Mechanism for driving walking tractor |
| CN200971047Y (en) * | 2006-04-17 | 2007-11-07 | 吴江华 | Drive rear, axle of electric vehicle |
| CN201881893U (en) * | 2010-11-29 | 2011-06-29 | 李祥 | Integral differential motor assembly used on electric vehicle |
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2015
- 2015-09-25 CN CN201510621747.3A patent/CN105904964B/en active Active
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Denomination of invention: Electromobile control method Effective date of registration: 20190513 Granted publication date: 20190312 Pledgee: Suzhou Trust Co., Ltd. Pledgor: BEIJING CHANGCHENG HUAGUAN AUTOMOBILE TECHNOLOGY CO., LTD. Registration number: 2019990000418 |