CN106274554B - A kind of idling driving force adjusting method and device - Google Patents
A kind of idling driving force adjusting method and device Download PDFInfo
- Publication number
- CN106274554B CN106274554B CN201610815769.8A CN201610815769A CN106274554B CN 106274554 B CN106274554 B CN 106274554B CN 201610815769 A CN201610815769 A CN 201610815769A CN 106274554 B CN106274554 B CN 106274554B
- Authority
- CN
- China
- Prior art keywords
- brake pedal
- driving force
- pedal depth
- rice
- depth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/30—Parking brake position
-
- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/423—Torque
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The embodiment of the invention discloses a kind of idling driving force adjusting methods, for solving the problems, such as that sustained idling driving force increases the loss of vehicle energy consumption vehicle brake apparatus.The method comprise the steps that obtaining the brake pedal depth signal at current time；Brake pedal depth lifting pattern is determined according to brake pedal depth signal, and judges whether the corresponding brake pedal depth of brake pedal depth signal is located in predetermined depth section, and predetermined depth section is open interval；If so, brake pedal depth is negatively correlated with idling driving force in predetermined depth section according to brake pedal depth lifting pattern and brake pedal depth adjustment idling driving force.The embodiment of the invention also provides a kind of terminals, and idling driving force can be effectively adjusted in preset brake depth intervals, reduce the energy consumption that vehicle remains static, while extending the service life of vehicle brake apparatus.
Description
Technical field
The present invention relates to full-vehicle control field more particularly to a kind of idling driving force adjusting methods and device.
Background technique
Idling mode refers to a kind of working condition when motor idle running, in motor operating, steps on if loosening throttle completely
Plate, motor will be in idling mode.
In real life, motor idling should avoid too high or too low as far as possible, if motor idling is excessively high, will increase energy
The consumption of amount increases the operating temperature of motor, to accelerate the abrasion of motor, and there is also in speed-change and gearshift biggish
Impulsive sound damages automobile big.
In general, under vehicle idling mode, driver can be by control for brake brake pedal depth, and depends merely on machine
Tool brake force and idling driving force are offset, so that vehicle remains static.However, sustained idling driving force increases
Big vehicle energy consumption, while also increasing the loss of vehicle brake apparatus.
Summary of the invention
The embodiment of the invention provides a kind of idling driving force adjusting method and devices, in preset brake depth intervals
It is interior effectively to adjust idling driving force, the energy consumption that vehicle remains static is reduced, while extending vehicle brake apparatus
Service life.
In view of this, first aspect present invention provides a kind of idling driving force adjusting method, it may include:
Obtain the brake pedal depth signal at current time；
Brake pedal depth lifting pattern is determined according to brake pedal depth signal, and judges brake pedal depth signal pair
Whether the brake pedal depth answered is located in predetermined depth section, and predetermined depth section is open interval；
If so, according to brake pedal depth lifting pattern and brake pedal depth adjustment idling driving force, brake pedal
Depth is negatively correlated with idling driving force in predetermined depth section.
In conjunction with the embodiment of the present invention in a first aspect, the first embodiment of the first aspect in the embodiment of the present invention
In, the predetermined depth section of brake pedal depth is 10% to 37.5%；
The corresponding torque range of idling driving force is 50 to 0 Ns of rice；
The corresponding torque regulations speed of the idling driving force is every millisecond of 0.01 N of rice to every millisecond of 2 Ns of rice.
In conjunction with the first embodiment of the first aspect of the embodiment of the present invention, in the first aspect of the embodiment of the present invention
In second of embodiment, determine that brake pedal depth lifting trend includes: according to brake pedal depth signal
Obtain the history brake pedal depth of the history object time at corresponding current time；
Compare the corresponding brake pedal depth of brake pedal depth signal and history brake pedal depth；
If brake pedal depth is greater than history brake pedal depth, it is determined that brake pedal depth lifting pattern is to increase mould
Formula；
If brake pedal depth is less than history brake pedal depth, it is determined that brake pedal depth lifting pattern is to reduce mould
Formula.
In conjunction with second of embodiment of the first aspect of the embodiment of the present invention, in the first aspect of the embodiment of the present invention
In the third embodiment, include: according to brake pedal depth lifting pattern and brake pedal depth adjustment idling driving force
When brake pedal depth lifting pattern is lift mode, determined according to the corresponding torque of idling driving force corresponding
Torque reduces rate；
Reducing rate and brake pedal depth according to torque reduces idling driving force.
In conjunction with the third embodiment of the first aspect of the embodiment of the present invention, in the first aspect of the embodiment of the present invention
In 4th kind of embodiment, if the corresponding torque of idling driving force is no more than 50 Ns of rice and to be greater than 5 Ns of rice, torque reduces speed
Rate is every millisecond of 0.4 N of rice；
If the corresponding torque of idling driving force is no more than 5 Ns rice, it is every millisecond of 0.05 N of rice that torque, which reduces rate,.
In conjunction with second of embodiment of the first aspect of the embodiment of the present invention, in the first aspect of the embodiment of the present invention
In 5th kind of embodiment, include: according to brake pedal depth lifting pattern and brake pedal depth adjustment idling driving force
When brake pedal depth lifting pattern is reduction mode, determined according to the corresponding torque of idling driving force corresponding
Torque improves rate；
Rate is improved according to torque and brake pedal depth improves idling driving force.
In conjunction with the 5th kind of embodiment of the first aspect of the embodiment of the present invention, in the first aspect of the embodiment of the present invention
In 6th kind of embodiment, if the corresponding torque of idling driving force is no more than 5 Ns rice, it is every millisecond that torque, which improves rate,
0.05 N of rice；
If the corresponding torque of idling driving force is greater than 5 Ns of rice and no more than 10 Ns rice, it is every milli that torque, which improves rate,
0.1 N of rice of second；
If the corresponding torque of idling driving force is greater than 10 Ns of rice and no more than 30 Ns rice, it is every milli that torque, which improves rate,
0.2 N of rice of second；
If the corresponding torque of idling driving force is greater than 30 Ns of rice and no more than 50 Ns rice, it is every milli that torque, which improves rate,
0.3 N of rice of second.
Second aspect of the present invention provides a kind of idling drive force adjustment, it may include:
Module is obtained, for obtaining the brake pedal depth signal at current time；
Determining module, for determining that brake pedal depth goes up and down mould according to the brake pedal depth signal for obtaining module acquisition
Formula；
Judgment module, for judge obtain module obtain the corresponding brake pedal depth of brake pedal depth signal whether
In predetermined depth section, predetermined depth section is open interval；
Adjustment module is used for when brake pedal depth is greater than preset threshold, then according to brake pedal depth lifting pattern
With brake pedal depth adjustment idling driving force, brake pedal depth is negatively correlated with idling driving force in predetermined depth section.
In conjunction with the second aspect of the embodiment of the present invention, in the first embodiment of the second aspect of the embodiment of the present invention
In, the predetermined depth section of brake pedal depth is 10% to 37.5%；
The corresponding torque range of idling driving force is 50 to 0 Ns of rice；
The corresponding torque regulations speed of the idling driving force is every millisecond of 0.01 N of rice to every millisecond of 2 Ns of rice.
In conjunction with the first embodiment of the second aspect of the embodiment of the present invention, in the second aspect of the embodiment of the present invention
In second of embodiment, determining module includes:
Acquiring unit, the history brake pedal depth of the history object time for obtaining corresponding current time；
Comparing unit is gone through for compare that the corresponding brake pedal depth of brake pedal depth signal and acquiring unit obtain
History brake pedal depth；
First determination unit, for when brake pedal depth is greater than history brake pedal depth, it is determined that brake pedal
Depth lifting pattern is lift mode；
Second determination unit, for being less than history brake pedal depth when brake pedal depth, it is determined that brake pedal is deep
Degree lifting pattern is reduction mode.
In conjunction with second of embodiment of the second aspect of the embodiment of the present invention, in the second aspect of the embodiment of the present invention
In the third embodiment, adjustment module includes:
Third determination unit is used for when brake pedal depth lifting pattern is lift mode, according to idling driving force pair
The torque answered determines that corresponding torque reduces rate；
Unit is reduced, reduces idling driving force for reducing rate and brake pedal depth according to torque.
In conjunction with the third embodiment of the second aspect of the embodiment of the present invention, in the second aspect of the embodiment of the present invention
In 4th kind of embodiment, if the corresponding torque of idling driving force is no more than 50 Ns of rice and to be greater than 5 Ns of rice, torque reduces speed
Rate is every millisecond of 0.4 N of rice；
If the corresponding torque of idling driving force is no more than 5 Ns rice, it is every millisecond of 0.05 N of rice that torque, which reduces rate,.
In conjunction with second of embodiment of the second aspect of the embodiment of the present invention, in the second aspect of the embodiment of the present invention
In 5th kind of embodiment, adjustment module includes:
4th determination unit is used for when brake pedal depth lifting pattern is reduction mode, according to idling driving force pair
The torque answered determines that corresponding torque improves rate；
Unit is improved, for improving rate and brake pedal depth raising idling driving force according to torque.
In conjunction with the 5th kind of embodiment of the second aspect of the embodiment of the present invention, in the second aspect of the embodiment of the present invention
In 6th kind of embodiment, if the corresponding torque of idling driving force is no more than 5 Ns rice, it is every millisecond that torque, which improves rate,
0.05 N of rice；
If the corresponding torque of idling driving force is greater than 5 Ns of rice and no more than 10 Ns rice, it is every milli that torque, which improves rate,
0.1 N of rice of second；
If the corresponding torque of idling driving force is greater than 10 Ns of rice and no more than 30 Ns rice, it is every milli that torque, which improves rate,
0.2 N of rice of second；
If the corresponding torque of idling driving force is greater than 30 Ns of rice and no more than 50 Ns rice, it is every milli that torque, which improves rate,
0.3 N of rice of second.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
In the present embodiment, it can determine that brake pedal depth is gone up and down by obtaining the brake pedal depth signal at current time
Mode and brake pedal depth, and can be in the case where brake pedal depth is greater than preset threshold, according to brake pedal depth
Lifting pattern and brake pedal depth adjustment idling driving force, wherein preset threshold is the predetermined depth area of brake pedal depth
Between left end point, brake pedal depth and idling driving force are negatively correlated in predetermined depth section, it follows that determining that brake is stepped on
After plate depth lifting pattern, it can effectively can be solved with the size of dynamic regulation idling driving force by brake pedal depth signal
Certainly during auto idle speed, idling driving force continues constant caused energy consumption problem, meanwhile, idling driving force and brake pedal
Depth lifting pattern, brake pedal depth are corresponding, can also effectively solve due to the too high or too low bring of idling driving force
Relevant issues.
Detailed description of the invention
Fig. 1 is idling driving force adjusting method one embodiment schematic diagram in the embodiment of the present invention；
Fig. 2 is another embodiment schematic diagram of idling driving force adjusting method in the embodiment of the present invention；
Fig. 3 is another embodiment schematic diagram of idling driving force adjusting method in the embodiment of the present invention；
Fig. 4 is idling drive force adjustment one embodiment schematic diagram in the embodiment of the present invention；
Fig. 5 is another embodiment schematic diagram of idling drive force adjustment in the embodiment of the present invention；
Fig. 6 is another embodiment schematic diagram of idling drive force adjustment in the embodiment of the present invention.
Specific embodiment
The embodiment of the invention provides a kind of idling driving force adjusting method and devices, in preset brake depth intervals
It is interior effectively to adjust idling driving force, the energy consumption that vehicle remains static is reduced, while extending vehicle brake apparatus
Service life.
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
Description and claims of this specification and term " first ", " second ", " third ", " in above-mentioned attached drawing
The (if present)s such as four " are to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should manage
The data that solution uses in this way are interchangeable under appropriate circumstances, so that the embodiments described herein can be in addition to illustrating herein
Or the sequence other than the content of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units need not limit
In step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, produce
The other step or units of product or equipment inherently.
For ease of understanding, specifically detailed retouch is carried out to the idling driving force adjusting method in the embodiment of the present invention below
It states, referring to Fig. 1, idling driving force adjusting method one embodiment includes: in the embodiment of the present invention
101, the brake pedal depth signal at current time is obtained；
In the present embodiment, automobile can be equipped with such as brake pedal sensor and electric machine controller in brake control system
Brake pedal depth value, wherein brake pedal sensor can detect the depth of brake pedal and export brake pedal depth signal
To electric machine controller, electric machine controller then can receive the brake pedal depth signal, and can be according to the brake pedal depth
Signal obtains depth of braking accordingly.
Specifically, automobile is during traveling, when taking brake to control when encounter red light, turning or slow down situations such as,
Automobile can obtain this vehicle in the brake pedal depth signal at current time in real time by such as electric machine controller.
It is understood that the acquisition modes for the deep pedal degree signal that brakes in practical applications, in the present embodiment are in addition to upper
Bright content is stated, can also be other, such as by the way that (Controller Area Network controls general ability in the CAN of automobile
Domain network) it obtains in the motoring condition information that reads in bus, specifically herein without limitation.
102, brake pedal depth lifting pattern is determined according to brake pedal depth signal；
This vehicle is got after the brake pedal depth signal at current time, the electric machine controller of this vehicle can be according to brake
Tread depths signal determines corresponding brake pedal depth, and can determine that brake is stepped in conjunction with the history brake pedal depth of record
Plate depth lifting pattern.
103, judge whether the corresponding brake pedal depth of brake pedal depth signal is located in predetermined depth section, if
It is no, 104 are thened follow the steps, if so, thening follow the steps 105；
After determining brake pedal depth lifting pattern, it can be determined that the corresponding brake pedal depth of brake pedal depth signal
Whether it is located in predetermined depth section, predetermined depth section is open interval.
Specifically, in practical applications, predetermined depth section can be set as automobile and carry out the adjusting of idling driving force
Interval value, to judge whether to need to carry out idling driving force adjusting, the good vehicle driving experience of driver can be met as far as possible
While, vehicle energy consumption can be reduced in a certain range.Wherein, the predetermined depth section of brake pedal depth can be 10%
To 37.5%, that is, judge any value whether current brake pedal depth is located in the 10% to 37.5% of entire brake journey,
It and does not include 10% and 37.5% the two brake number of passes values.
It should be noted that in the present embodiment the predetermined depth section of brake pedal depth in addition to above explained range,
In practical applications, it can also be adjusted according to actual needs, meanwhile, predetermined depth section can carry out before automobile dispatches from the factory
Setting, subsequent can also be set accordingly, specifically herein without limitation.
It is understood that the step 103 in the present embodiment can execute before step 102, can also execute together,
Specifically herein without limitation.
104, other processes are executed；
If judging the corresponding brake pedal depth of brake pedal depth signal no more than preset threshold, then this vehicle is not at this time
It needs to carry out the adjusting of idling driving force, then idling driving force can be allowed to keep original value without other operations.
It should be noted that if step 103 executes before step 102, and judging result is to execute step 104, then walks
Rapid 102 can not also execute, to reduce the processing load of this vehicle.This means that if detecting current brake pedal depth signal
Corresponding brake pedal depth be greater than or equal to entire brake journey 37.5%, or be less than or equal to 10%, then do not need into
The real-time adjusting of row idling driving force,
105, according to brake pedal depth lifting pattern and brake pedal depth adjustment idling driving force.
If judging, the corresponding brake pedal depth of brake pedal depth signal is greater than preset threshold, then can be according to brake
Pedal lifting pattern and brake pedal depth adjustment idling driving force so that vehicle do not occur idling driving it is hypodynamic before
It puts, idling torque value can be reduced as much as possible, extend the service life of vehicle braking system.Wherein, in predetermined depth area
Interior brake pedal depth and idling driving force are negatively correlated.
Specifically, in practical applications, after determining brake pedal depth lifting pattern, the adjusting of idling driving force is only being stopped
It is adjusted in the predetermined depth section of vehicle tread depths, wherein the predetermined depth section of brake pedal depth can be 10%
To 37.5%, the 10% to 37.5% of as entire brake journey, then due to the idling driving force in the predetermined depth section and its
Negative correlation, then the corresponding torque range of idling driving force can be 50 to 0 Ns of rice, it is meant that at the 0 to 10% of entire brake journey,
The corresponding torque value of idling driving force is 50 Ns of rice, in the 10% to 37.5% of entire brake journey, the corresponding torsion of idling driving force
Square value can then be determined as the corresponding numerical value of 50 to 0 Niu meter Zhong according to default calculation, entire brake journey 37.5% with
Afterwards, the corresponding torque value of idling driving force is then 0.Wherein, in predetermined depth section, each brake depth of setting can be with
A corresponding idling driving force, i.e. a corresponding torque, for example, it is assumed that brake pedal depth is 11%, idling driving force pair
The torque answered can be 48 Ns of rice, and brake pedal depth is 12%, and the corresponding torque of idling driving force then can be 46 Ns of rice etc.,
And during according to brake pedal depth lifting pattern and brake pedal depth adjustment idling driving force, idling driving force pair
The torque regulations speed answered can be every millisecond of 0.01 N of rice to every millisecond of 2 Ns of rice, it can according to the adjusting speed within the scope of this
Torque is adjusted to corresponding with a certain brake pedal depth by rate.
It should be noted that predetermined depth section, torque range and regulations speed range are in addition to above-mentioned in the present embodiment
The content of explanation can also be adjusted according to actual needs in practical applications, meanwhile, torque range can go out in automobile
It is set, subsequent can also be set accordingly, specifically herein without limitation before factory.
In the present embodiment, by setting preset threshold, it can be determined that be according to current brake pedal depth signal judgement
It is no to need to carry out idling driving force adjusting, however, it is determined that need to carry out idling driving force adjusting, then it can be in conjunction with according to brake pedal
The corresponding brake pedal depth lifting pattern that signal determines, is adjusted idling driving force, efficiently solves persistently constant
Idling driving force the problem of increasing the loss of vehicle energy consumption and vehicle brake apparatus.
It should be noted that in practical applications, the brake pedal depth in the present embodiment can have different liftings to become
Gesture, i.e. brake pedal depth are in enlarging state or brake pedal depth is in reduction state, and different lifting trends can be right
It answers corresponding operation to handle, is illustrated separately below:
Referring specifically to Fig. 2, another embodiment of idling driving force adjusting method includes: in the embodiment of the present invention
Step 201 in the present embodiment is identical as the step 101 in embodiment illustrated in fig. 1, and details are not described herein again.
202, the history brake pedal depth of the history object time at corresponding current time is obtained；
This vehicle is got after the brake pedal depth signal at current time, when the history target at available current time
The history brake pedal depth at quarter.
Specifically, the electric machine controller of automobile can recorde the brake pedal depth at each moment, history object time is then
It refers in the driving process of automobile, history brake pedal depth is determined with according to the brake pedal depth signal at current time
Brake pedal depth when having any different at the time of, for example, it is assumed that the moment can be as accurate as the second, current time be 8 points 30 seconds 15 minutes,
If there is no any variation in 8 points of brake pedal depth between 30 15: 25 seconds 15 minutes to 8:, and in 8 points of 24 seconds 15 minutes brakes
Vehicle tread depths with it is variant in 8 points of 30 seconds 15 minutes determining brake pedal depth, then the electric machine controller of automobile can obtain
Take this vehicle in 8 points of 24 seconds 15 minutes history brake pedal depth.It should be noted that at the time of in the present embodiment accuracy and
Moment is merely illustrative of, and in practical applications, should be handled based on actual facilities, specifically herein without limitation.
If being always maintained at it is understood that brake pedal depth does not change in one section of duration in the present embodiment
In same brake pedal depth, then the idling driving force of automobile at this time can be corresponding with the brake pedal depth.
203, compare the corresponding brake pedal depth of brake pedal depth signal and history brake pedal depth；
It, can be to the corresponding brake pedal depth of brake pedal depth signal and history after obtaining history brake depth information
Brake pedal depth is compared.
For example, it is assumed that indicating brake pedal depth, and percentage and brake pedal to occupy the percentage of entire brake journey
Depth is positively correlated, then electric machine controller can be by the current corresponding percentage of brake pedal depth (such as 15%) and history
The corresponding percentage of brake pedal depth (such as 10%) is compared.
If 204, brake pedal depth is greater than history brake pedal depth, it is determined that brake pedal depth lifting pattern is to rise
Height mode；
In the present embodiment, if brake pedal depth is greater than history brake pedal depth, brake pedal depth can be determined
Lifting pattern is lift mode, i.e. brake pedal depth down, this vehicle speed is in decreasing trend.
205, judge whether the corresponding brake pedal depth of brake pedal depth signal is located in predetermined depth section, if
It is no, 206 are thened follow the steps, if so, thening follow the steps 207；
Step 205 in the present embodiment is identical to step 104 as the step 103 in embodiment illustrated in fig. 1 to step 206,
Details are not described herein again.
It, can also be with it is understood that the step 205 in the present embodiment can execute before step 202 to step 204
It executes together, specifically herein without limitation.
It should be noted that if step 205 executes before step 202, and judging result is to execute step 206, then walks
Rapid 202 can not also execute to step 204, to reduce the processing load of this vehicle.
207, when brake pedal depth lifting pattern is lift mode, according to determining pair of the corresponding torque of idling driving force
The torque answered reduces rate；
When determining that brake pedal depth lifting pattern is lift mode, and the corresponding brake pedal of brake pedal depth signal
When depth is greater than preset threshold, then the idling driving force at available current time, and can be corresponding according to the idling driving force
Torque determine that corresponding torque reduces rate, with when this vehicle slows down, adjustable idling driving force.
In the present embodiment, the corresponding torque of idling driving force is reduced with corresponding torque following corresponding pass between rate
System:
If the corresponding torque of idling driving force is no more than 50 Ns of rice and to be greater than 5 Ns of rice, it is every milli that torque, which reduces rate,
0.4 N of rice of second；
If the corresponding torque of idling driving force is no more than 5 Ns rice, it is every millisecond of 0.05 N of rice that torque, which reduces rate,.
It is understood that the corresponding torque of idling driving force reduces between rate with corresponding torque in the present embodiment
Corresponding relationship is in addition to above explained content, in practical applications, can also be adjusted correspondingly as needed, such as according to vapour
The type of vehicle is set, specifically herein without limitation.
208, reducing rate and brake pedal depth according to torque reduces idling driving force.
It, can basis after determining that corresponding torque reduces rate according to the corresponding torque of idling driving force in the present embodiment
Torque, which reduces rate and brake pedal depth, reduces idling driving force.
For example, it is assumed that the corresponding torque of idling driving force at current time is 30 Ns of rice, then corresponding torque drop at this time
Low rate be every millisecond 0.4 N rice, and if it is determined that brake pedal depth be entire brake journey 11%, then can be with every millisecond
The rate of 0.4 N of rice reduces corresponding torque when the corresponding torque of idling driving force to brake pedal depth 11%, that is, reduces idle
Fast driving force.
Referring specifically to Fig. 3, another embodiment of idling driving force adjusting method includes: in the embodiment of the present invention
Step 301 in the present embodiment is identical to step 203 as the step 201 in embodiment illustrated in fig. 2 to step 303,
Details are not described herein again.
If 304, brake pedal depth is less than history brake pedal depth, it is determined that brake pedal depth lifting pattern is drop
Low mode.
In the present embodiment, if brake pedal depth is less than history brake pedal depth, brake pedal depth can be determined
Lifting pattern is reduction mode, i.e., brake pedal depth is gone up, this vehicle speed is in raising trend.
305, judge whether the corresponding brake pedal depth of brake pedal depth signal is located in predetermined depth section, if
It is no, 306 are thened follow the steps, if so, thening follow the steps 307；
Step 305 in the present embodiment is identical to step 104 as the step 103 in embodiment illustrated in fig. 1 to step 306,
Details are not described herein again.
It, can also be with it is understood that the step 305 in the present embodiment can execute before step 302 to step 304
It executes together, specifically herein without limitation.
It should be noted that if step 305 executes before step 302, and judging result is to execute step 306, then walks
Rapid 302 can not also execute to step 304, to reduce the processing load of this vehicle.
307, when brake pedal depth lifting pattern is reduction mode, according to determining pair of the corresponding torque of idling driving force
The torque answered improves rate；
When determining that brake pedal depth lifting pattern is reduction mode, and the corresponding brake pedal of brake pedal depth signal
When depth is greater than preset threshold, then the idling driving force at available current time, and can be corresponding according to the idling driving force
Torque determine that corresponding torque improves rate, in this vehicle speed increase, adjustable idling driving force.
In the present embodiment, the corresponding torque of idling driving force is reduced with corresponding torque following corresponding pass between rate
System:
If the corresponding torque of idling driving force is no more than 5 Ns rice, it is every millisecond of 0.05 N of rice that torque, which improves rate,；
If the corresponding torque of idling driving force is greater than 5 Ns of rice and no more than 10 Ns rice, it is every milli that torque, which improves rate,
0.1 N of rice of second；
If the corresponding torque of idling driving force is greater than 10 Ns of rice and no more than 30 Ns rice, it is every milli that torque, which improves rate,
0.2 N of rice of second；
If the corresponding torque of idling driving force is greater than 30 Ns of rice and no more than 50 Ns rice, it is every milli that torque, which improves rate,
0.3 N of rice of second.
It is understood that the corresponding torque of idling driving force improves between rate with corresponding torque in the present embodiment
Corresponding relationship is in addition to above explained content, in practical applications, can also be adjusted correspondingly as needed, such as according to vapour
The type of vehicle is set, specifically herein without limitation.
308, rate is improved according to torque and brake pedal depth improves idling driving force.
It, can basis after determining that corresponding torque improves rate according to the corresponding torque of idling driving force in the present embodiment
Torque reduces rate and brake pedal depth improves idling driving force.
For example, it is assumed that the corresponding torque of idling driving force at current time is 20 Ns of rice, then corresponding torque mentions at this time
High-speed be every millisecond 0.2 N rice, and if it is determined that brake pedal depth be entire brake journey 35%, then can be with every millisecond
The rate of 0.2 N of rice improves corresponding torque when the corresponding torque of idling driving force to brake pedal depth 11%, that is, improves idle
Fast driving force.
Embodiment illustrated in fig. 2 and embodiment illustrated in fig. 3 specifically describe brake-pedal of automobile depth respectively and increased or decrease
When idling driving force regulative mode, different regulative modes is conducive to the vehicle driving experience for suiting driver, reaches simultaneously
It reduces vehicle energy consumption and improves the purpose of the service life of vehicle brake apparatus.
The idling driving force adjusting method in the embodiment of the present invention is described above, below to the embodiment of the present invention
In idling drive force adjustment be described, referring to Fig. 4, idling drive force adjustment one in the embodiment of the present invention
Embodiment includes:
Module 401 is obtained, for obtaining the brake pedal depth signal at current time；
Determining module 402, for determining brake pedal depth liter according to the brake pedal depth signal for obtaining module acquisition
Drop mode；
Judgment module 403, the corresponding brake pedal depth of brake pedal depth signal obtained for judging acquisition module
Whether it is located in predetermined depth section, predetermined depth section is open interval；
Adjustment module 404, for when brake pedal depth is greater than preset threshold, then going up and down mould according to brake pedal depth
Formula and brake pedal depth adjustment idling driving force, preset threshold are the left end point in the predetermined depth section of brake pedal depth,
Brake pedal depth and idling driving force are negatively correlated in predetermined depth section.
In the present embodiment, by setting preset threshold, judgment module 403 is by judging that brake pedal depth signal is corresponding
Whether brake pedal depth is greater than preset threshold, and then whether needs to carry out idling driving force adjusting, however, it is determined that needs to carry out idle
Fast driving force is adjusted, then the corresponding brake that adjustment module 404 can be determined in conjunction with determining module 402 according to brake pedal signal
Idling driving force is adjusted in tread depths lifting pattern, efficiently solves sustained idling driving force and increases vehicle
The problem of loss of energy consumption and vehicle brake apparatus.
Referring to Fig. 5, idling drive force adjustment one embodiment includes: in the embodiment of the present invention
Module 501 in the present embodiment is identical as the module 401 in embodiment illustrated in fig. 4, real shown in module 502 and Fig. 4
The module 402 applied in example is identical, and module 503 is identical as the module 403 in embodiment illustrated in fig. 4, real shown in module 504 and Fig. 4
The module 404 applied in example is identical.
In the present embodiment, determining module 502 be may further include:
Acquiring unit 5021, the history brake pedal depth of the history object time for obtaining corresponding current time；
Comparing unit 5022 is obtained for comparing the corresponding brake pedal depth of brake pedal depth signal and acquiring unit
History brake pedal depth；
First determination unit 5023, for when brake pedal depth is greater than history brake pedal depth, it is determined that brake
Tread depths lifting pattern is lift mode.
In the present embodiment, adjustment module 504 be may further include:
Third determination unit 5041, for being driven according to idling when brake pedal depth lifting pattern is lift mode
The corresponding torque of power determines that corresponding torque reduces rate；
Unit 5042 is reduced, reduces idling driving force for reducing rate and brake pedal depth according to torque.
Referring to Fig. 6, idling drive force adjustment one embodiment includes: in the embodiment of the present invention
Module 601 in the present embodiment is identical as the module 401 in embodiment illustrated in fig. 4, real shown in module 602 and Fig. 4
The module 402 applied in example is identical, and module 603 is identical as the module 403 in embodiment illustrated in fig. 4, real shown in module 604 and Fig. 4
The module 404 applied in example is identical.
In the present embodiment, determining module 602 be may further include:
Acquiring unit 6021, the history brake pedal depth of the history object time for obtaining corresponding current time；
Comparing unit 6022 is obtained for comparing the corresponding brake pedal depth of brake pedal depth signal and acquiring unit
History brake pedal depth；
Second determination unit 6023, for being less than history brake pedal depth when brake pedal depth, it is determined that brake is stepped on
Plate depth lifting pattern is reduction mode.
In the present embodiment, adjustment module 604 be may further include:
4th determination unit 6041, for being driven according to idling when brake pedal depth lifting pattern is reduction mode
The corresponding torque of power determines that corresponding torque improves rate；
Unit 6042 is improved, for improving rate and brake pedal depth raising idling driving force according to torque.
Embodiment illustrated in fig. 5 and embodiment illustrated in fig. 6 pass through determining module 502, adjustment module 504 respectively and determine mould
Functional unit in block 602, adjustment module 604 respectively illustrates idling when brake-pedal of automobile depth increaseds or decreases and drives
The regulative mode of power, different regulative modes are conducive to the vehicle driving experience for suiting driver, while reaching reduction vehicle energy
The purpose of consumption and the service life of raising vehicle brake apparatus.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the present invention
Portion or part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. are various can store journey
The medium of sequence code.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (14)
1. a kind of idling driving force adjusting method characterized by comprising
Obtain the brake pedal depth signal at current time；
Brake pedal depth lifting pattern is determined according to the brake pedal depth signal, and judges the brake pedal depth letter
Whether number corresponding brake pedal depth is located in predetermined depth section, and the predetermined depth section is open interval；
If so, according to the brake pedal depth lifting pattern and the brake pedal depth adjustment idling driving force, it is described
Brake pedal depth is negatively correlated with the idling driving force in the predetermined depth section.
2. idling driving force adjusting method according to claim 1, which is characterized in that the brake pedal depth is preset
Depth intervals are 10% to 37.5%；
The corresponding torque range of the idling driving force is 50 to 0 Ns of rice；
The corresponding torque regulations speed of the idling driving force is every millisecond of 0.01 N of rice to every millisecond of 2 Ns of rice.
3. idling driving force adjusting method according to claim 2, which is characterized in that described deep according to the brake pedal
Degree signal determines that brake pedal depth lifting pattern includes:
Obtain the history brake pedal depth of the history object time at the corresponding current time；
Compare the corresponding brake pedal depth of the brake pedal depth signal and the history brake pedal depth；
If the brake pedal depth is greater than the history brake pedal depth, it is determined that brake pedal depth lifting pattern is to rise
Height mode；
If the brake pedal depth is less than the history brake pedal depth, it is determined that brake pedal depth lifting pattern is drop
Low mode.
4. idling driving force adjusting method according to claim 3, which is characterized in that described deep according to the brake pedal
Degree lifting pattern and the brake pedal depth adjustment idling driving force include:
When the brake pedal depth lifting pattern is the lift mode, according to determining pair of the corresponding torque of idling driving force
The torque answered reduces rate；
Reducing rate and the brake pedal depth according to the torque reduces the idling driving force.
5. idling driving force adjusting method according to claim 4, which is characterized in that if the idling driving force is corresponding
Torque is no more than 50 Ns of rice and to be greater than 5 Ns of rice, then it is every millisecond of 0.4 N of rice that the torque, which reduces rate,；
If the corresponding torque of the idling driving force is no more than 5 Ns rice, it is 0.05 N every millisecond that the torque, which reduces rate,
Rice.
6. idling driving force adjusting method according to claim 3, which is characterized in that described deep according to the brake pedal
Degree lifting pattern and the brake pedal depth adjustment idling driving force include:
When the brake pedal depth lifting pattern is the reduction mode, according to determining pair of the corresponding torque of idling driving force
The torque answered improves rate；
Rate is improved according to the torque and the brake pedal depth improves the idling driving force.
7. idling driving force adjusting method according to claim 6, which is characterized in that if the idling driving force is corresponding
Torque is no more than 5 Ns rice, then it is every millisecond of 0.05 N of rice that the torque, which improves rate,；
If the corresponding torque of the idling driving force is greater than 5 Ns of rice and no more than 10 Ns rice, the torque improve rate and be
Every millisecond of 0.1 N of rice；
If the corresponding torque of the idling driving force is greater than 10 Ns of rice and no more than 30 Ns rice, the torque improve rate and be
Every millisecond of 0.2 N of rice；
If the corresponding torque of the idling driving force is greater than 30 Ns of rice and no more than 50 Ns rice, the torque improve rate and be
Every millisecond of 0.3 N of rice.
8. a kind of idling drive force adjustment characterized by comprising
Module is obtained, for obtaining the brake pedal depth signal at current time；
Determining module, the brake pedal depth signal for being obtained according to the acquisition module determine brake pedal depth liter
Drop mode；
Judgment module, the corresponding brake pedal depth of the brake pedal depth signal obtained for judging the acquisition module
Whether it is located in predetermined depth section, the predetermined depth section is open interval；
Adjustment module, for when the brake pedal depth is greater than preset threshold, then being gone up and down according to the brake pedal depth
Mode and the brake pedal depth adjustment idling driving force, the brake pedal depth is in the predetermined depth section and institute
Idling driving force negative correlation is stated, the preset threshold is the left end point in the predetermined depth section.
9. idling drive force adjustment according to claim 8, which is characterized in that the brake pedal depth is preset
Depth intervals are 10% to 37.5%；
The corresponding torque range of the idling driving force is 50 to 0 Ns of rice；
The corresponding torque regulations speed of the idling driving force is every millisecond of 0.01 N of rice to every millisecond of 2 Ns of rice.
10. idling drive force adjustment according to claim 9, which is characterized in that the determining module includes:
Acquiring unit, the history brake pedal depth of the history object time for obtaining the corresponding current time；
Comparing unit, the institute obtained for the corresponding brake pedal depth of the brake pedal depth signal and acquiring unit
State history brake pedal depth；
First determination unit, for when the brake pedal depth is greater than the history brake pedal depth, it is determined that brake
Tread depths lifting pattern is lift mode；
Second determination unit, for being less than the history brake pedal depth when the brake pedal depth, it is determined that brake is stepped on
Plate depth lifting pattern is reduction mode.
11. idling drive force adjustment according to claim 10, which is characterized in that the adjustment module includes:
Third determination unit, for being driven according to idling when the brake pedal depth lifting pattern is the lift mode
The corresponding torque of power determines that corresponding torque reduces rate；
Unit is reduced, reduces the idling driving force for reducing rate and the brake pedal depth according to the torque.
12. idling drive force adjustment according to claim 11, which is characterized in that if the idling driving force is corresponding
Torque be no more than 50 Ns of rice and to be greater than 5 Ns of rice, then it is every millisecond of 0.4 N of rice that the torque, which reduces rate,；
If the corresponding torque of the idling driving force is no more than 5 Ns rice, it is 0.05 N every millisecond that the torque, which reduces rate,
Rice.
13. idling drive force adjustment according to claim 10, which is characterized in that the adjustment module includes:
4th determination unit, for being driven according to idling when the brake pedal depth lifting pattern is the reduction mode
The corresponding torque of power determines that corresponding torque improves rate；
Unit is improved, for improving rate and the brake pedal depth raising idling driving force according to the torque.
14. idling drive force adjustment according to claim 13, which is characterized in that if the idling driving force is corresponding
Torque be no more than 5 Ns rice, then it is every millisecond of 0.05 N of rice that the torque, which improves rate,；
If the corresponding torque of the idling driving force is greater than 5 Ns of rice and no more than 10 Ns rice, the torque improve rate and be
Every millisecond of 0.1 N of rice；
If the corresponding torque of the idling driving force is greater than 10 Ns of rice and no more than 30 Ns rice, the torque improve rate and be
Every millisecond of 0.2 N of rice；
If the corresponding torque of the idling driving force is greater than 30 Ns of rice and no more than 50 Ns rice, the torque improve rate and be
Every millisecond of 0.3 N of rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610815769.8A CN106274554B (en) | 2016-09-09 | 2016-09-09 | A kind of idling driving force adjusting method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610815769.8A CN106274554B (en) | 2016-09-09 | 2016-09-09 | A kind of idling driving force adjusting method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106274554A CN106274554A (en) | 2017-01-04 |
| CN106274554B true CN106274554B (en) | 2019-02-15 |
Family
ID=57711298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610815769.8A Active CN106274554B (en) | 2016-09-09 | 2016-09-09 | A kind of idling driving force adjusting method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106274554B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225999B (en) * | 2017-05-31 | 2019-08-06 | 安徽江淮汽车集团股份有限公司 | A kind of control method and system of electric car crawling |
| CN108909528B (en) * | 2018-07-12 | 2021-04-23 | 哈尔滨东安汽车发动机制造有限公司 | P2 architecture hybrid idle speed control method |
| CN112569609B (en) * | 2019-09-30 | 2024-03-19 | 比亚迪股份有限公司 | Vehicle and game control method and device thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101492044A (en) * | 2009-02-24 | 2009-07-29 | 江苏大学 | Device and method for judging vehicle effective idling-stopping condition |
| CN102431466A (en) * | 2011-10-19 | 2012-05-02 | 中国科学院电工研究所 | Pure electric automobile movement control method |
| CN103448559A (en) * | 2013-08-20 | 2013-12-18 | 联合汽车电子有限公司 | Motor braking control system for pure electric vehicle |
| US8862302B1 (en) * | 2013-06-04 | 2014-10-14 | Ford Global Technologies, Llc | Vehicle and method for controlling an electric machine |
| CN105584384A (en) * | 2015-12-31 | 2016-05-18 | 清华大学苏州汽车研究院（吴江） | Four-quadrant control system and method for pure electric vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013155451A1 (en) * | 2012-04-13 | 2013-10-17 | Dalum Joseph T | Hybrid vehicle drive idle reduction system and method |
-
2016
- 2016-09-09 CN CN201610815769.8A patent/CN106274554B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101492044A (en) * | 2009-02-24 | 2009-07-29 | 江苏大学 | Device and method for judging vehicle effective idling-stopping condition |
| CN102431466A (en) * | 2011-10-19 | 2012-05-02 | 中国科学院电工研究所 | Pure electric automobile movement control method |
| US8862302B1 (en) * | 2013-06-04 | 2014-10-14 | Ford Global Technologies, Llc | Vehicle and method for controlling an electric machine |
| CN103448559A (en) * | 2013-08-20 | 2013-12-18 | 联合汽车电子有限公司 | Motor braking control system for pure electric vehicle |
| CN105584384A (en) * | 2015-12-31 | 2016-05-18 | 清华大学苏州汽车研究院（吴江） | Four-quadrant control system and method for pure electric vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106274554A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106274554B (en) | A kind of idling driving force adjusting method and device | |
| CN104648184B (en) | Multi-mode drive control method of pure electric vehicle | |
| CN106394254B (en) | A kind of slow drop method and apparatus in the abrupt slope applied to electric car | |
| CN108128210B (en) | Creeping torque output control method and device and automobile | |
| CN1721243A (en) | The gradual braking device and the method that are used for power actuated vehicle | |
| CN107719186A (en) | Vehicle threshold-crossing compensation control method, device and system and motor controller | |
| CN1098993A (en) | Anti-skid brake system of a vehicle | |
| CN108790835B (en) | Single-pedal sliding control method for pure electric logistics vehicle | |
| CN107031453A (en) | Control device for controlling electric vehicle | |
| CN108556844A (en) | Vehicle control method, device and equipment and vehicle | |
| CN106828502B (en) | Method for identifying bad driving behavior of automobile driver when stepping on accelerator | |
| CN116674333B (en) | Active suspension control method, device, computer equipment and storage medium | |
| CN112026516A (en) | Method for judging misoperation of accelerator pedal and mistaken stepping prevention system | |
| CN115107530A (en) | Electric vehicle escaping mode control method and system | |
| CN109017441A (en) | A kind of adaptive ramp way control method of new-energy automobile | |
| CN108725254A (en) | A kind of method and system of control electric vehicle Anti-slip regulation and braking anti-lock | |
| CN115503716A (en) | Vehicle energy feedback method and device and storage medium | |
| CN109131331B (en) | Vehicle subsystem control method and vehicle | |
| CN110735919B (en) | Gear shifting prompting method and system | |
| KR100818345B1 (en) | Speed decision method of unmanned autonomous vehicle | |
| US20150352975A1 (en) | Torque control apparatus and method for drive motor | |
| CN107253451A (en) | Method, device and system for controlling constant-speed cruising and accelerating of electric automobile in downhill | |
| CN112744086B (en) | Vehicle control method and device and automobile | |
| CN112483268B (en) | Control method and device for range-extended engine and vehicle | |
| CN107738648A (en) | Control method, apparatus, system and the gearbox of car ramp starting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 518118 Guangdong province Shenzhen City Pingshan Pingshan Heng Ping Road No. 3001 BYD R & D building (2) B District five floor No. 523-536, No. 538-540 Applicant after: Shenzhen Teng new energy vehicle Co., Ltd. Address before: 518118 Guangdong province Shenzhen City Pingshan Pingshan Heng Ping Road No. 3001 BYD R & D building (2) B District five floor No. 523-536, No. 538-540 Applicant before: BYD Daimler, Shenzhen Technew SA |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |