CN108657016A - A kind of adjusting method of speed, device, terminal and storage medium - Google Patents
A kind of adjusting method of speed, device, terminal and storage medium Download PDFInfo
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- CN108657016A CN108657016A CN201810264796.XA CN201810264796A CN108657016A CN 108657016 A CN108657016 A CN 108657016A CN 201810264796 A CN201810264796 A CN 201810264796A CN 108657016 A CN108657016 A CN 108657016A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/46—Drive Train control parameters related to wheels
- B60L2240/461—Speed
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The embodiment of the invention discloses a kind of adjusting method of speed, device, terminal and storage mediums.This method includes：Obtain the destination of electric vehicle；When receiving speed automatic adjustment instruction, the current goal speed of electric vehicle is determined according to the current location, destination and driving parameters of electric vehicle；The current driving speed of electric vehicle is adjusted according to current goal speed；Wherein, driving parameters include current residual electricity and configuration parameter.The technical solution of the embodiment of the present invention may be implemented the automatic adjustment of speed and make rational planning for, improves electricity utilization rate, the user experience is improved.
Description
Technical field
The present embodiments relate to the information processing technology more particularly to a kind of adjusting method of speed, device, terminal and deposit
Storage media.
Background technology
Currently, electric vehicle is as a kind of vehicles of go off daily, and it is laborsaving convenient and pollution-free, receive people
More and more favors.
In general, user can only adjust the speed of electric vehicle according to self-demand manually.However, the speed adjusted manually is often
It is unreasonable, it is arrived at causing the remaining capacity of electric vehicle to be not enough to support user, to reduce user experience.
Invention content
An embodiment of the present invention provides a kind of adjusting method of speed, device, terminal and storage mediums, to solve to adjust manually
Save speed caused by speed plan unreasonable and electricity utilization rate it is low the problems such as, realize speed automatic adjustment and rationally
Planning promotes user experience.
In a first aspect, an embodiment of the present invention provides a kind of adjusting methods of speed, including：
Obtain the destination of electric vehicle；
When receiving speed automatic adjustment instruction, according to the current location of the electric vehicle, the destination and traveling
Parameter determines the current goal speed of the electric vehicle；
The current driving speed of the electric vehicle is adjusted according to the current goal speed；
Wherein, the driving parameters include current residual electricity and configuration parameter.
Second aspect, the embodiment of the present invention additionally provide a kind of regulating device of speed, including：
Destination acquisition module, the destination for obtaining electric vehicle；
Current goal speed determining module, when for receiving speed automatic adjustment instruction, according to working as the electric vehicle
Front position, the destination and driving parameters determine the current goal speed of the electric vehicle；
Current driving speed adjustment module, the current driving for adjusting the electric vehicle according to the current goal speed
Speed；
Wherein, the driving parameters include current residual electricity and configuration parameter.
The third aspect, the embodiment of the present invention additionally provide a kind of terminal, and the terminal includes：
One or more processors；
Memory, for storing one or more programs；
When one or more of programs are executed by one or more of processors so that one or more of processing
Device realizes the adjusting method of the speed as described in any embodiment of the present invention.
Fourth aspect, the embodiment of the present invention additionally provide a kind of computer readable storage medium, are stored thereon with computer
Program realizes the adjusting method of the speed as described in any embodiment of the present invention when the program is executed by processor.
The embodiment of the present invention by receive speed automatic adjustment instruction when, according to the current location of electric vehicle, purpose
Ground and driving parameters determine the current goal speed of electric vehicle, and the current driving vehicle of electric vehicle is adjusted according to current goal speed
Speed realizes the automatic adjustment of speed and makes rational planning for, and improves the utilization rate of electricity so that user can be in remaining electricity
Measure it is insufficient in the case of can also arrive at, so that the user experience is improved.
Description of the drawings
Fig. 1 is a kind of flow chart of the adjusting method for speed that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow chart of the adjusting method of speed provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of structural schematic diagram of the regulating device for speed that the embodiment of the present invention three provides；
Fig. 4 is a kind of structural schematic diagram for terminal that the embodiment of the present invention four provides.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of flow chart of the adjusting method for speed that the embodiment of the present invention one provides, and the present embodiment is applicable to
The case where automatically adjusting electric vehicle speed.This method can be executed by the regulating device of speed, the device can by software and/
Or the mode of hardware is realized, is integrated in data processing terminal.This method specifically includes following steps：
S110, the destination for obtaining electric vehicle.
Wherein, electric vehicle refers to being converted electrical energy by components such as motor, controllers using battery as energy source
Mechanical energy, to control the vehicle that size of current changes speed.Electric vehicle in the present embodiment can be but not limited to electrical salf-walking
Vehicle, electro-tricycle and battery-operated motor cycle.Optionally, the destination of electric vehicle can be by receiving user according to actual demand hand
The specific address of input is moved to obtain, can also be obtained by identifying the position that user selects on map.
S120, in receive speed automatic adjustment instruction when, according to the current location, destination and driving parameters of electric vehicle
Determine the current goal speed of electric vehicle.
Wherein, the speed of the electric vehicle in the present embodiment can automatically adjust, and can also adjust manually.When user wants certainly
When dynamic adjusting speed, speed automatic adjustment instruction can be sent to the regulating device of speed by triggering preset function button,
When the regulating device of speed receives speed automatic adjustment instruction, joined according to the current location of electric vehicle, destination and traveling
Number automatically determines current goal speed, so that electric vehicle is travelled according to current goal speed, to speed of making rational planning for.This implementation
Driving parameters in example can include but is not limited to the current residual electricity and configuration parameter of electric vehicle.
Optionally, the current mesh of electric vehicle is determined in S120 according to the current location of electric vehicle, destination and driving parameters
Speed is marked, including：
If the current residual electricity of electric vehicle is less than default electricity, according to current location, destination, current residual electricity
The current goal speed of electric vehicle is determined with configuration parameter.
Wherein, default electricity can be pre-set according to the performance of electric vehicle and user demand.Illustratively, it presets
Electricity could be provided as the 40% of battery capacity.When receiving speed automatic adjustment instruction, determined according to electric quantity detection apparatus
The current residual electricity of electric vehicle, and judge whether the current residual electricity of electric vehicle is less than default electricity, if so, showing to work as
Preceding remaining capacity is relatively low, determines current goal in real time according to current location, destination, current residual electricity and configuration parameter at this time
Speed improves the utilization rate of electricity to rationally utilize electricity, so that user is arrived at most rational speed, is promoted
User experience.Parameter is configured in the present embodiment and can include but is not limited to current threshold and battery capacity, and wherein battery capacity refers to
Be electricity when battery is fully charged.
Optionally, after receiving speed automatic adjustment instruction, further include：
If the current residual electricity of electric vehicle is greater than or equal to default electricity, preset vehicle speed is directly determined as electric vehicle
Current goal speed.
Wherein, preset vehicle speed can be the maximum speed of operation of electric vehicle, can be according to user demand and actual conditions
Pre-set speed.When the current residual electricity of electric vehicle is greater than or equal to default electricity, show current residual electricity ratio
It is more sufficient, can preset vehicle speed be directly determined as current goal speed, without according to current location, destination, current residual
Electricity and configuration parameter calculate current goal speed in real time, so as to shorten the time arrived at.
If it should be noted that receive speed automatic adjustment instruction when, the current residual electricity of electric vehicle be more than or
Equal to default electricity, then electric vehicle is started running using preset vehicle speed as current driving speed at this time, as time go on, electronic
The remaining capacity of vehicle is fewer and fewer, after remaining capacity is reduced to default electricity, according to current location, destination, current residual
Electricity and configuration parameter determine current goal speed in real time, so that current driving speed is adjusted to current goal speed by electric vehicle
Continue to travel, to improve electricity utilization rate, be arrived at convenient for user.
Optionally, the current goal of electric vehicle is determined according to current location, destination, current residual electricity and configuration parameter
Speed, including：
Calculate the distance between current location and destination；Held according to distance, current residual electricity, current threshold and battery
Amount, determines the current goal speed of electric vehicle, wherein current threshold is corresponding current value when electric vehicle speed is minimum.
Wherein, according to preassembled positioning system on electric vehicle or/and map application software (such as Baidu map, Gao De
Map etc.) can determine in real time driving path between the current location and current location and destination of electric vehicle it is corresponding away from
From.Battery capacity and current threshold can be predefined according to electric vehicle model.The speed of operation of electric vehicle and the electric current of consumption
It is linear.Current threshold refers to the minimum current value consumed when the speed of operation of electric vehicle is minimum.
Optionally, according to distance, current residual electricity, current threshold and battery capacity, the current goal of electric vehicle is determined
Speed, including：
The current goal speed of electric vehicle is determined according to following formula：
Wherein, v is the current goal speed of electric vehicle, and d is distance, and p is current residual electricity, and i is current threshold, and r is
Battery capacity.Wherein, the unit of battery capacity r is ampere-hour, symbol AH.
The current location of electric vehicle, distance and current residual electricity are dynamic changes at any time in the present embodiment, then
The current goal speed determined according to distance, current residual electricity, current threshold and battery capacity is also dynamic change at any time
's.So that the planning of electric vehicle speed is more reasonable, remaining capacity is made full use of.
S130, the current driving speed that electric vehicle is adjusted according to current goal speed.
Wherein, the current driving speed of electric vehicle is adjusted to determining current goal speed so that electric vehicle is with current
Target vehicle speed is travelled.Current goal speed in the present embodiment is determining in real time, the then current driving speed of electric vehicle
It needs to be automatically adjusted in real time according to current goal speed.
Optionally, S130 includes：
The current goal rotating speed of motor in electric vehicle is determined according to current goal speed, and is generated according to current goal rotating speed
Rotational speed regulation instructs；Rotational speed regulation instruction is sent to electric machine controller, is adjusted so that electric machine controller is instructed according to rotational speed regulation
Save the current driving rotating speed of motor.
Wherein, electric vehicle speed and motor speed are linear relationships, to be determined currently according to current goal speed
Rotating speed of target.Electric machine controller refers to the component that can control motor rotation.When electric machine controller receives speed regulating device
It when the rotational speed regulation instruction of transmission, is instructed according to rotational speed regulation and determines current goal rotating speed, and by the current driving rotating speed of motor
It is adjusted to current goal rotating speed, so that electric vehicle is travelled with current goal speed, realizes the automatic adjustment of speed.
Optionally, before S110, further include：
If detecting, the current residual electricity of electric vehicle is less than default electricity, generates speed and adjusts prompting message and in aobvious
Show in interface and is shown.
Wherein, if what user started selection is the manual mode for adjusting speed, in user's driving process, when detecting
When the current residual electricity of electric vehicle is less than default electricity, then the speed of generation adjusting prompting message is carried out in display interface
It has been shown that, to improve electricity utilization rate, ensures to use to remind whether user switches to manual regulative mode in a manner of automatic adjustment
Family is arrived at most rational speed.If user adjusts prompting message selection according to speed and switches to automatic adjustment mode,
Then speed automatic adjustment instruction can be sent to the regulating device of speed by triggering preset function button, so that the tune of speed
When regulating device receives speed automatic adjustment instruction, current driving is automatically adjusted according to current location, destination and driving parameters
Speed is to current goal speed, to promote user experience.If user adjusts prompting message according to speed and still selects to keep manual
Regulative mode, then electric vehicle travelled according to the speed that user is adjusted manually.So that user has selectivity, meets and use
The individual demand at family.
Optionally, after S130, further include：
If receiving the manual regulating command of speed, is determined according to the manual regulating command of speed and adjust speed manually；According to
The current driving speed that speed adjusts electric vehicle is adjusted manually.
Wherein, during automatically adjusting speed, if user encounters emergency case, as traffic lights, traffic accident accident or
Automatic adjustment mode can be switched to manual regulative mode, to speed by congestion in road etc. by triggering preset function button
Regulating device sends the manual regulating command of speed.When speed regulating device receives the manual regulating command of speed, by electric vehicle
Current driving speed be adjusted to the manual adjusting speed in the manual regulating command of speed, to make electric vehicle to adjust vehicle manually
Speed traveling.When user traveling behind the section that happen suddenly, manual regulative mode can be switched to automatic adjustment mode again, thus after
Continuous automatic adjustment speed.
The embodiment of the present invention by receive speed automatic adjustment instruction when, according to the current location of electric vehicle, purpose
Ground and driving parameters determine the current goal speed of electric vehicle, and the current driving vehicle of electric vehicle is adjusted according to current goal speed
Speed realizes the automatic adjustment of speed and makes rational planning for, and improves the utilization rate of electricity so that user can be in remaining electricity
Measure it is insufficient in the case of can also arrive at, so that the user experience is improved.
Embodiment two
Fig. 2 is a kind of flow chart of the adjusting method of speed provided by Embodiment 2 of the present invention, and the present embodiment is in above-mentioned reality
It applies and optimizes on the basis of example：After determining the current goal speed of electric vehicle, further include：According to the present bit of electric vehicle
It sets and destination, determines current driving path, and determine the congestion level of driving path；It is current according to the adjustment of path congestion level
Target vehicle speed；Correspondingly, the current driving speed of electric vehicle is adjusted according to current goal speed, including：According to working as after adjustment
Preceding target vehicle speed adjusts the current driving speed of electric vehicle.
After optimization, the adjusting method of the speed of the present embodiment specifically includes：
S210, the destination for obtaining electric vehicle.
S220, in receive speed automatic adjustment instruction when, according to the current location, destination and driving parameters of electric vehicle
Determine the current goal speed of electric vehicle.
S230, current location and destination according to electric vehicle determine current driving path, and determine gathering around for driving path
Stifled degree.
Wherein, preassembled positioning system on electric vehicle or/and map application software (such as Baidu map, Gao De are utilized
Map etc.) current line between current location and destination can be determined in real time according to the current location and destination of electric vehicle
Sail the road conditions congestion level in path and current driving path.It illustratively, can be according to the number of vehicle in current driving path
Amount and travel speed determine road conditions congestion level in real time.Optionally, road conditions congestion level can indicate that wherein k's takes using k
Value is ranging from more than or equal to 1 numerical value.If k is equal to 1, then it represents that the driving path is completely without congestion, and k values are bigger, table
Show that corresponding road conditions congestion level is more serious.
S240, current goal speed is adjusted according to path congestion level.
Wherein, the present embodiment can be worked as by carrying out division arithmetic to current goal speed and road conditions congestion level to adjust
Preceding target vehicle speed.Illustratively, the result current goal speed determined according to S220 divided by road conditions congestion level k obtained is true
The current goal speed being set to after adjustment.Current goal speed after being adjusted in the present embodiment is less than or equal to current before adjusting
Target vehicle speed.To suitably reduce current goal speed according to path congestion level, the personal safety of user ensure that.
S250, the current driving speed that electric vehicle is adjusted according to the current goal speed after adjustment.
Wherein, the current goal rotating speed that motor in electric vehicle is determined according to the current goal speed after adjustment, according to current
Rotating speed of target generate rotational speed regulation instruction, and by rotational speed regulation instruction be sent to electric machine controller so that electric machine controller according to
Rotational speed regulation instructs the current driving rotating speed of regulation motor so that electric vehicle with the current goal speed after adjusting into every trade
It sails, ensure that the personal safety of user, further the user experience is improved.
The present embodiment is in the current goal vehicle for determining electric vehicle according to the current location, destination and driving parameters of electric vehicle
After speed, current goal speed is adjusted according to the path congestion level in current driving path, so as to serious in congestion level
Path on to be travelled compared with low velocity so that speed planning is more reasonable, and the personal safety of user is ensure that, into one
The user experience is improved for step.
Embodiment three
Fig. 3 is a kind of structural schematic diagram of the regulating device for speed that the embodiment of the present invention three provides, and the present embodiment can fit
The case where for automatically adjusting electric vehicle speed, the device include：Destination acquisition module 310, current goal speed determine mould
Block 320 and current driving speed adjustment module 330.
Wherein, destination acquisition module 310, the destination for obtaining electric vehicle；Current goal speed determining module
320, when for receiving speed automatic adjustment instruction, electricity is determined according to the current location, destination and driving parameters of electric vehicle
The current goal speed of motor-car；Current driving speed adjustment module 330, for adjusting working as electric vehicle according to current goal speed
Preceding speed of operation；Wherein, driving parameters include current residual electricity and configuration parameter.
Optionally, current goal speed determining module 320, is additionally operable to：
If the current residual electricity of electric vehicle is less than default electricity, according to current location, destination, current residual electricity
The current goal speed of electric vehicle is determined with configuration parameter.
Optionally, current goal speed determining module 320, is additionally operable to：
If current residual electricity is greater than or equal to default electricity, pre-set velocity is directly determined as to the current mesh of electric vehicle
Mark speed.
Optionally, current goal speed determining module 320, is specifically used for：
Calculate the distance between current location and destination；Held according to distance, current residual electricity, current threshold and battery
Amount, determines the current goal speed of electric vehicle, wherein current threshold is corresponding current value when electric vehicle speed is minimum.
Optionally, current goal speed determining module 320 determines the current goal speed of electric vehicle according to following formula：
Wherein, v is the current goal speed of electric vehicle, and d is distance, and p is current residual electricity, and i is current threshold, and r is
Battery capacity.
Optionally, current driving speed adjustment module 330 is specifically used for：
The current goal rotating speed of motor in electric vehicle is determined according to current goal speed, and is generated according to current goal rotating speed
Rotational speed regulation instructs；Rotational speed regulation instruction is sent to electric machine controller, is adjusted so that electric machine controller is instructed according to rotational speed regulation
Save the current driving rotating speed of motor.
Optionally, which further includes：
Congestion level determining module, for after determining the current goal speed of electric vehicle, according to the current of electric vehicle
Position and destination determine current driving path, and determine the congestion level of driving path；Current goal speed adjusts module,
For adjusting current goal speed according to path congestion level；
Correspondingly, current driving speed adjustment module 330 is specifically used for：Electricity is adjusted according to the current goal speed after adjustment
The current driving speed of motor-car.
Optionally, which further includes：
Speed adjust prompting message generation module, for receive speed automatic adjustment instruction before, if detecting electricity
The current residual electricity of motor-car is less than default electricity, then generates speed and adjust prompting message and shown in display interface.
Optionally, which further includes：
Manually adjust speed determining module, for according to current goal speed adjust electric vehicle current driving speed it
Afterwards, it if receiving the manual regulating command of speed, is determined according to the manual regulating command of speed and adjusts speed manually；Current vehicle speed hand
Dynamic adjustment module, the current driving speed for adjusting electric vehicle according to speed is adjusted manually.
The regulating device of above-mentioned speed can perform the adjusting method for the speed that any embodiment of the present invention is provided, and has and holds
The corresponding function module of adjusting method and advantageous effect for speed of driving a vehicle.
Example IV
Fig. 4 is a kind of structural schematic diagram for terminal that the embodiment of the present invention four provides.Referring to Fig. 4, which includes：
One or more processors 410；
Memory 420, for storing one or more programs；
When one or more programs are executed by one or more processors 410 so that one or more processors 410 are realized
Such as the adjusting method for the speed that any embodiment proposes in above-described embodiment.
In Fig. 4 by taking a processor 410 as an example；Processor 410 and memory 420 in terminal can by bus or its
He connects mode, in Fig. 4 for being connected by bus.
Memory 420 is used as a kind of computer readable storage medium, can be used for storing software program, computer can perform journey
Sequence and module, if the corresponding program instruction/module of the adjusting method of the speed in the embodiment of the present invention is (for example, the tune of speed
Destination acquisition module 310, current goal speed determining module 320 in regulating device and current driving speed adjustment module
330).Processor 410 is stored in software program, instruction and module in memory 420 by operation, to execute terminal
The adjusting method of above-mentioned speed is realized in various function application and data processing.
Memory 420 includes mainly storing program area and storage data field, wherein storing program area can store operation system
Application program needed for system, at least one function；Storage data field can be stored uses created data etc. according to terminal.This
Outside, memory 420 may include high-speed random access memory, can also include nonvolatile memory, for example, at least one
Disk memory, flush memory device or other non-volatile solid state memory parts.In some instances, memory 420 can be into one
Step includes the memory remotely located relative to processor 410, these remote memories can pass through network connection to terminal.On
The example for stating network includes but not limited to internet, intranet, LAN, mobile radio communication and combinations thereof.
The adjusting method for the speed that the terminal that the present embodiment proposes is proposed with above-described embodiment belongs to same inventive concept, not
The technical detail of detailed description can be found in above-described embodiment in the present embodiment, and the present embodiment has the adjusting for executing speed
The identical advantageous effect of method.
Embodiment five
The present embodiment provides a kind of computer readable storage mediums, are stored thereon with computer program, which is handled
The adjusting method of the speed as described in any embodiment of the present invention is realized when device executes.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to which by hardware realization, but the former is more in many cases
Good embodiment.Based on this understanding, technical scheme of the present invention substantially in other words contributes to the prior art
Part can be expressed in the form of software products, which can be stored in computer readable storage medium
In, such as the floppy disk of computer, read-only memory (Read-Only Memory, ROM), random access memory (Random
Access Memory, RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are with so that a computer is set
Standby (can be personal computer, server or the network equipment etc.) executes the tune of the speed described in each embodiment of the present invention
Section method.
Note that above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, can carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out to the present invention by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
May include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of adjusting method of speed, which is characterized in that including：
Obtain the destination of electric vehicle；
When receiving speed automatic adjustment instruction, according to the current location of the electric vehicle, the destination and driving parameters
Determine the current goal speed of the electric vehicle；
The current driving speed of the electric vehicle is adjusted according to the current goal speed；
Wherein, the driving parameters include current residual electricity and configuration parameter.
2. according to the method described in claim 1, it is characterized in that, according to the current location of the electric vehicle, the destination
The current goal speed of the electric vehicle is determined with driving parameters, including：
If the current residual electricity of the electric vehicle is less than default electricity, according to the current location, destination, described
Current residual electricity and the configuration parameter determine the current goal speed of the electric vehicle.
3. according to the method described in claim 2, it is characterized in that, according to the current location, destination, described current
Remaining capacity and the configuration parameter determine the current goal speed of the electric vehicle, including：
Calculate the distance between the current location and the destination；
According to the distance, the current residual electricity, current threshold and battery capacity, the current goal of the electric vehicle is determined
Speed, wherein the current threshold is corresponding current value when the electric vehicle speed is minimum.
4. according to the method described in claim 3, it is characterized in that, according to the distance, the current residual electricity, current threshold
Value and battery capacity, determine the current goal speed of the electric vehicle, including：
The current goal speed of the electric vehicle is determined according to following formula：
Wherein, v is the current goal speed of the electric vehicle, and d is the distance, and p is the current residual electricity, and i is electric current
Threshold value, r are battery capacities.
5. according to any methods of claim 1-4, which is characterized in that in the current goal speed for determining the electric vehicle
Later, further include：
According to the current location of the electric vehicle and the destination, the current driving path is determined, and determine the traveling
The congestion level in path；
The current goal speed is adjusted according to the path congestion level；
Correspondingly, the current driving speed of the electric vehicle is adjusted according to the current goal speed, including：
The current driving speed of the electric vehicle is adjusted according to the current goal speed after adjustment.
6. according to the method described in claim 1, it is characterized in that, adjusting the electric vehicle according to the current goal speed
Current driving speed, including：
The current goal rotating speed of motor in the electric vehicle is determined according to the current goal speed, and according to the current goal
Rotating speed generates rotational speed regulation instruction；
Rotational speed regulation instruction is sent to electric machine controller, so that the electric machine controller is instructed according to the rotational speed regulation
Adjust the current driving rotating speed of the motor.
7. according to the method described in claim 1, it is characterized in that, before receiving speed automatic adjustment instruction, further include：
If detecting, the current residual electricity of the electric vehicle is less than default electricity, generates speed and adjusts prompting message and in aobvious
Show in interface and is shown.
8. a kind of regulating device of speed, which is characterized in that including：
Destination acquisition module, the destination for obtaining electric vehicle；
Current goal speed determining module, when for receiving speed automatic adjustment instruction, according to the present bit of the electric vehicle
It sets, the destination and driving parameters determine the current goal speed of the electric vehicle；
Current driving speed adjustment module, the current driving vehicle for adjusting the electric vehicle according to the current goal speed
Speed；
Wherein, the driving parameters include current residual electricity and configuration parameter.
9. a kind of terminal, which is characterized in that the terminal includes：
One or more processors；
Memory, for storing one or more programs；
When one or more of programs are executed by one or more of processors so that one or more of processors are real
The now adjusting method of the speed as described in any in claim 1-7.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The adjusting method of the speed as described in any in claim 1-7 is realized when execution.
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| CN201810264796.XA CN108657016A (en) | 2018-03-28 | 2018-03-28 | A kind of adjusting method of speed, device, terminal and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823181A (en) * | 2019-03-22 | 2019-05-31 | 福建工程学院 | A kind of charging reminding method and device based on knee interacted system |
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