CN114670646A - Vehicle control method and device and electric vehicle - Google Patents
Vehicle control method and device and electric vehicle Download PDFInfo
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- CN114670646A CN114670646A CN202110309545.0A CN202110309545A CN114670646A CN 114670646 A CN114670646 A CN 114670646A CN 202110309545 A CN202110309545 A CN 202110309545A CN 114670646 A CN114670646 A CN 114670646A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000006855 networking Effects 0.000 claims abstract description 12
- 238000011084 recovery Methods 0.000 claims description 12
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
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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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/12—Recording operating variables ; Monitoring of operating variables
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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
- B60L2260/00—Operating Modes
- B60L2260/40—Control modes
- B60L2260/50—Control modes by future state prediction
- B60L2260/52—Control modes by future state prediction drive range estimation, e.g. of estimation of available travel distance
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Abstract
The invention provides a vehicle control method, a vehicle control device and an electric vehicle, and relates to the technical field of electric vehicle control, wherein the vehicle control method comprises the steps of obtaining destination information sent by a vehicle-mounted internet system and driving road condition information of a destination; acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle; and sending the driving control selection mode to an instrument display system. The scheme of the invention makes full use of the intelligent characteristics of the vehicle-mounted networking system, and can reasonably plan driving for a driver, thereby improving the driving experience.
Description
Technical Field
The invention belongs to the technical field of electric automobile control, and particularly relates to a vehicle control method and device and an electric automobile.
Background
Along with the gradual maturity of the intelligent networking degree of the electric automobile, the functions of the electric automobile are gradually improved and intelligent, the experience and the experience of drivers and passengers are better and better, but the problems that the comfort is lagged and even the experience and the experience are influenced by the panic of the driving range of the drivers and passengers are gradually shown. Therefore, the problem of how to provide a driving control selection mode that satisfies the comfort requirement of the driver and passengers as much as possible based on the vehicle-mounted internet system of the vehicle is gradually emphasized on the premise of ensuring that the driving range meets the distance of the destination.
Disclosure of Invention
The embodiment of the invention aims to provide a vehicle control method and device and an electric automobile, so that the problem of controlling the electric automobile based on an internet of vehicles technology in the prior art is solved.
In order to achieve the above object, an embodiment of the present invention provides a vehicle control method including:
acquiring destination information sent by a vehicle-mounted internet system and driving road condition information of driving to the destination;
acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle;
and sending the driving control selection mode to an instrument display system.
Optionally, the method further comprises:
determining a driving range according to the current state of the whole vehicle, and determining a distance from the driving to a destination according to the destination information;
wherein, according to destination information and driving road conditions information, and whole car current state, acquire the drive control selection mode, include:
and determining a driving control selection mode according to the driving road condition information and the difference between the driving range and the distance.
Optionally, determining a driving range according to the current state of the entire vehicle includes:
Determining the allowable maximum discharge power according to the current state of the whole vehicle;
and determining the driving range according to the allowable maximum discharge power.
Optionally, the method further comprises:
determining charging facility distribution information between the departure place and the destination according to the destination information;
sending the charging facility distribution information to the instrument display system;
receiving charging facility reservation information input by a driver according to the charging facility distribution information;
and sending the reservation information of the charging facility to the vehicle-mounted networking system.
Optionally, determining a driving control selection mode according to the driving road condition information and the difference between the driving range and the distance to the road, wherein the driving control selection mode comprises at least one of the following modes:
when the difference value is within a first interval range and the driving road condition information is an urban working condition, the driving control selection mode comprises the following steps: advising to turn off the air conditioner and the warm air, advising to an economy mode, and advising to a power recovery gear;
when the difference value is in a first interval range and the driving road condition information is a non-urban working condition, the driving control selection mode comprises the following steps: suggesting to close the air conditioner and the warm air, suggesting an economic mode and suggesting a preset vehicle speed interval;
When the difference value is in the second interval range and the driving road condition information is the urban working condition, the driving control selection mode comprises: suggesting an economic mode and suggesting a soft recovery gear;
when the difference value is in a second interval range and the driving road condition information is a non-urban working condition, determining the driving control selection mode according to the current switching state of an air conditioner or a warm air;
when the difference value is in the third interval range and the driving road condition information is the non-urban working condition, the driving control selection mode comprises the following steps: suggesting a motion pattern;
the numerical value of the first interval range is smaller than that of the second interval range, and the numerical value of the second interval range is smaller than that of the third interval range.
Optionally, when the difference is in the second interval range and the driving road condition information is a non-urban working condition, determining the driving control selection mode according to a current on-off state of an air conditioner or a warm air, including:
when the air conditioner is turned off and the warm air is turned off, the driving control selection mode includes: suggesting a motion pattern;
when the air conditioner or the warm air is turned on, the driving control selection mode includes: an economy mode is recommended and a soft recovery gear is recommended.
Optionally, when the difference value is in the first interval range or the second interval range, the method further includes:
receiving charging pile reminding information sent by the vehicle-mounted networking system along the way;
and sending the charging pile reminding information to the instrument display system along the way.
An embodiment of the present invention further provides a vehicle control apparatus, including:
the first acquisition module is used for acquiring destination information sent by the vehicle-mounted internet system and driving road condition information of driving to the destination;
the second acquisition module is used for acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle;
and the sending module is used for sending the driving control selection mode to an instrument display system.
Optionally, the apparatus further comprises:
the first determination module is used for determining the driving range according to the current state of the whole vehicle and determining the distance from the driving to the destination according to the destination information;
wherein the second obtaining module comprises:
and the first determining unit is used for determining a driving control selection mode according to the driving road condition information and the difference value between the driving range and the distance.
The embodiment of the invention also provides an electric automobile which comprises the vehicle control device.
The technical scheme of the invention at least has the following beneficial effects:
in the scheme, the vehicle control method acquires destination information sent by a vehicle-mounted internet system and driving road condition information of driving to the destination; acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle; the driving control selection mode is sent to the instrument display system, the vehicle-mounted internet system is fully utilized, and a suggestion scheme of the control selection mode is provided for a driver by combining the current state of the whole vehicle, so that the driver can select according to the actual condition and personal intention, and the comfort is improved on the basis of ensuring the travel.
Drawings
FIG. 1 is a schematic flow chart of a vehicle control method according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a vehicle control method according to an embodiment of the present invention;
FIG. 3 is a second illustration of a vehicle control method according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a vehicle control apparatus according to an embodiment of the invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The embodiment of the invention provides a vehicle control method and device and an electric automobile, aiming at the problem of controlling the electric automobile based on an Internet of vehicles technology in the prior art.
As shown in fig. 1, an embodiment of the present invention provides a vehicle control method, including:
it should be noted that, as shown in fig. 2, the vehicle control method provided in the embodiment of the present invention is applied to a vehicle controller of a vehicle, and the vehicle controller is connected to the vehicle-mounted internet system through an HMI (human Machine Interface) to implement interaction, so as to obtain the destination information and the traffic information.
102, acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle;
here, the current state of the entire vehicle includes a driving range, an allowable maximum discharge power, and the like.
And 103, sending the driving control selection mode to an instrument display system.
Here, the driving control selection mode is sent to the instrument display system, and may also be sent to other interactive systems with display and input functions, such as an in-vehicle central control system, so that the driver can input feedback according to actual conditions or personal wishes to control the vehicle.
The embodiment of the invention obtains the destination information sent by the vehicle-mounted networking system and the traffic information of the destination; acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle; the driving control selection mode is sent to the instrument display system, the vehicle-mounted internet system is fully utilized, and a suggestion scheme of the control selection mode is provided for a driver by combining the current state of the whole vehicle, so that the driver can select the control selection mode according to actual conditions and personal wishes, and comfort is improved on the basis of ensuring a stroke.
Optionally, the method further comprises:
determining a driving range according to the current state of the whole vehicle, and determining a distance from the driving to a destination according to the destination information;
wherein, according to destination information and driving road conditions information, and whole car current state, acquire the drive control selection mode, include:
And determining a driving control selection mode according to the driving road condition information and the difference between the driving range and the distance.
Here, as shown in fig. 2, the driving range is directly acquired through a driving range management module in the vehicle control unit; and communicating with the vehicle-mounted internet system through the HMI to obtain the distance of the distance from the vehicle to the destination.
Optionally, determining a driving range according to the current state of the entire vehicle includes:
determining the allowable maximum discharge power according to the current state of the whole vehicle;
and determining the driving range according to the allowable maximum discharge power.
It should be noted that the driving range may also be determined by allowing the maximum discharge power. Specifically, as shown in fig. 2, an energy management module in the vehicle controller obtains a motor state fed back by a motor controller and an allowed maximum discharge power of a current motor, and obtains a battery state fed back by a battery management system and an allowed maximum discharge power of a current battery by the energy management module; evaluating the allowed maximum discharge power of the current motor and the allowed maximum discharge power of the current battery to obtain the current allowed maximum discharge power of the whole vehicle; and calculating the residual energy according to the allowable maximum discharge power so as to determine the driving range.
Optionally, the method further comprises:
determining charging facility distribution information between the departure place and the destination according to the destination information;
sending the charging facility distribution information to the instrument display system;
receiving charging facility reservation information input by a driver according to the charging facility distribution information;
and sending the reservation information of the charging facility to the vehicle-mounted networking system.
It should be noted that, in the vehicle control method according to the embodiment of the present invention, the charging facility distribution information between the departure point and the destination point, which is sent by the vehicle-mounted internet system, may also be acquired and displayed on the map of the meter system, and the reservable time period of the charging facility is displayed at the same time, so that the driver may log in a personal account on the meter display system to complete the reservation operation to the target charging facility.
Optionally, determining a driving control selection mode according to the driving road condition information and the difference between the driving range and the distance to the road, wherein the driving control selection mode comprises at least one of the following modes:
when the difference value is in the first interval range and the driving road condition information is the urban working condition, the driving control selection mode comprises: advising to turn off the air conditioner and the warm air, advising to an economy mode, and advising to a power recovery gear;
When the difference value is in a first interval range and the driving road condition information is a non-urban working condition, the driving control selection mode comprises the following steps: suggesting to close the air conditioner and the warm air, suggesting an economic mode and suggesting a preset vehicle speed interval;
when the difference value is in the second interval range and the driving road condition information is the urban working condition, the driving control selection mode comprises: suggesting an economic mode and suggesting a soft recovery gear;
when the difference value is in a second interval range and the driving road condition information is a non-urban working condition, determining the driving control selection mode according to the current switching state of an air conditioner or a warm air;
when the difference value is in the third interval range and the driving road condition information is the non-urban working condition, the driving control selection mode comprises the following steps: suggesting a motion pattern;
the numerical value of the first interval range is smaller than that of the second interval range, and the numerical value of the second interval range is smaller than that of the third interval range.
It should be noted that the preset vehicle speed interval may be set according to a calibration. The difference is located when the third interval scope and driving road conditions information is for bearing the operating mode, the driver can drive according to individual will.
Here, as shown in fig. 3, when the difference value is within the first interval range on the premise that the entire vehicle is ready, it indicates that the driving range is not greatly different from the distance; when the difference value is in a second interval range, the driving range and the distance of the route have certain allowance, and the requirements on comfort and dynamic property can be met properly; when the difference value is in a third interval range, the difference value between the driving range and the distance of the journey is rich, the requirements of comfort and power can be met, and the destination can be reached at the fastest speed.
Optionally, when the difference is smaller than or equal to a first threshold, determining that the difference is within the first interval range;
when the difference value is larger than a first threshold value and is smaller than or equal to a second threshold value, determining that the difference value is in the second interval range;
when the difference value is larger than a second threshold value, determining that the difference value is in a third interval range;
wherein the first threshold is less than the second threshold, and the second threshold is less than the third threshold.
Optionally, when the difference is in the second interval range and the driving road condition information is a non-urban working condition, determining the driving control selection mode according to a current on-off state of an air conditioner or a warm air, including:
When the air conditioner is turned off and the warm air is turned off, the driving control selection mode includes: suggesting a motion pattern;
when the air conditioner or the warm air is turned on, the driving control selection mode includes: an economy mode is recommended and a soft recovery gear is recommended.
It should be noted that when the difference is in the second interval range and the driving road condition information is the non-urban working condition, it is also necessary to determine whether the vehicle is currently turning on an air conditioner or a warm air, so as to push a suggested scheme of a more accurate driving control selection mode.
Optionally, when the difference value is in the first interval range or the second interval range, the method further includes:
receiving charging pile reminding information sent by the vehicle-mounted networking system along the way;
and sending the charging pile reminding information to the instrument display system along the way.
It should be noted that when the difference value is within the first interval range or the second interval range, the vehicle control unit further needs to receive the charging pile reminding information sent by the vehicle-mounted internet system along the driving route in real time, so that the driver can automatically judge the charging requirement according to the driving mileage, and thus dynamic or comfortable driving is realized on the basis of completing the travel.
It should be further noted that, in combination with the driving control selection mode pushed by the vehicle control unit, the charging facility distribution information, and the charging pile reminding information along the way, the driver may ignore the pushed driving control selection mode and autonomously select the driving control selection mode of the individual love. For example, when the road condition is good in summer (urban condition), the distance from the vehicle to the destination is 50km, and the current driving range of the whole vehicle is 40km, the driver wants to enjoy dynamic and comfortable driving, selects a movement mode, turns on the air conditioner, pushes the driving control selection mode of the whole vehicle controller to be a recommended economy mode, and recommends turning off the air conditioner to the instrument display system, and meanwhile, the driver acquires that the charging facility at the position of 20km along the road can be reserved for charging for 1 hour after 20 minutes according to the vehicle-mounted internet system, and the driver can ignore the driving control selection mode sent by the whole vehicle controller according to personal wishes, so that the driver continues to select the movement mode and turn on the air conditioner to drive.
As shown in fig. 4, an embodiment of the present invention also provides a vehicle control apparatus including:
the first obtaining module 401 is configured to obtain destination information sent by the vehicle-mounted internet system and traffic information about a vehicle traveling to the destination;
A second obtaining module 402, configured to obtain a driving control selection mode according to the destination information, the driving road condition information, and a current state of the entire vehicle;
a sending module 403, configured to send the driving control selection mode to an instrument display system.
The embodiment of the invention obtains the destination information sent by the vehicle-mounted networking system and the traffic information of the destination; acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle; the driving control selection mode is sent to the instrument display system, the vehicle-mounted internet system is fully utilized, and a suggestion scheme of the control selection mode is provided for a driver by combining the current state of the whole vehicle, so that the driver can select according to the actual condition and personal intention, and the comfort is improved on the basis of ensuring the travel.
Optionally, the apparatus further comprises:
the first determination module is used for determining the driving range according to the current state of the whole vehicle and determining the distance from the driving to the destination according to the destination information;
wherein the second obtaining module 402 comprises:
and the first determining unit is used for determining a driving control selection mode according to the driving road condition information and the difference value between the driving range and the distance.
Optionally, the first determining module includes:
the second determining unit is used for determining the allowed maximum discharging power according to the current state of the whole vehicle;
and the third determining unit is used for determining the driving range according to the maximum allowable discharge power.
Optionally, the apparatus further comprises:
the second determining module is used for determining charging facility distribution information between the departure place and the destination according to the destination information;
the first sending module is used for sending the charging facility distribution information to the instrument display system;
the first receiving module is used for receiving charging facility reservation information input by a driver according to the charging facility distribution information;
and the second sending module is used for sending the charging facility reservation information to the vehicle-mounted networking system.
Optionally, the first determination unit includes at least one of:
a first sub-determining unit, configured to, when the difference is within a first interval range and the driving road condition information is an urban working condition, determine that the driving control selection mode includes: advising to turn off the air conditioner and the warm air, advising to an economy mode, and advising to a power recovery gear;
a second sub-determining unit, configured to, when the difference is within the first interval range and the driving road condition information is a non-urban working condition, determine that the driving control selection mode includes: suggesting to close the air conditioner and the warm air, suggesting an economic mode and suggesting a preset vehicle speed interval;
A third sub-determining unit, configured to, when the difference is within a second interval range and the driving road condition information is an urban working condition, determine that the driving control selection mode includes: suggesting an economic mode and suggesting a soft recovery gear;
a fourth sub-determination unit, configured to determine the driving control selection mode according to a current on-off state of an air conditioner or a warm air when the difference is in the second interval range and the driving road condition information is the non-urban working condition;
a fifth sub-determining unit, configured to, when the difference is in a third interval range and the driving road condition information is a non-urban working condition, determine that the driving control selection mode includes: suggesting a motion pattern;
the numerical value of the first interval range is smaller than that of the second interval range, and the numerical value of the second interval range is smaller than that of the third interval range.
Optionally, the fourth sub-determining unit is specifically configured to:
when the air conditioner is turned off and the warm air is turned off, the driving control selection mode includes: suggesting a motion pattern;
when the air conditioner or the warm air is turned on, the driving control selection mode includes: an economy mode is recommended and a soft recovery gear is recommended.
Optionally, when the difference value is in the first interval range or the second interval range, the apparatus further includes:
the second receiving module is used for receiving charging pile reminding information sent by the vehicle-mounted internet system along the way;
and the third sending module is used for sending the charging pile reminding information along the way to the instrument display system.
The embodiment of the invention also provides an electric automobile which is characterized by comprising the vehicle control device.
The electric automobile provided by the embodiment of the invention comprises the vehicle control device, and all the embodiments of the vehicle control device are suitable for the electric automobile and can achieve the same or similar beneficial effects.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A vehicle control method characterized by comprising:
acquiring destination information sent by a vehicle-mounted internet system and driving road condition information of driving to the destination;
Acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle;
and sending the driving control selection mode to an instrument display system.
2. The vehicle control method according to claim 1, characterized by further comprising:
determining a driving range according to the current state of the whole vehicle, and determining a distance from the driving to a destination according to the destination information;
wherein, according to destination information and driving road conditions information, and whole car current state, acquire the drive control selection mode, include:
and determining a driving control selection mode according to the driving road condition information and the difference between the driving range and the distance.
3. The vehicle control method according to claim 2, wherein determining a driving range according to the current state of the entire vehicle includes:
determining the allowable maximum discharge power according to the current state of the whole vehicle;
and determining the driving range according to the allowable maximum discharge power.
4. The vehicle control method according to claim 1, characterized by further comprising:
determining charging facility distribution information between the departure place and the destination according to the destination information;
Sending the charging facility distribution information to the instrument display system;
receiving charging facility reservation information input by a driver according to the charging facility distribution information;
and sending the reservation information of the charging facility to the vehicle-mounted networking system.
5. The vehicle control method according to claim 2, wherein determining a driving control selection mode based on the driving road condition information and a difference between the driving range and the distance to the route includes at least one of:
when the difference value is in the first interval range and the driving road condition information is the urban working condition, the driving control selection mode comprises: advising to turn off the air conditioner and the warm air, advising to an economy mode, and advising to a power recovery gear;
when the difference value is in a first interval range and the driving road condition information is a non-urban working condition, the driving control selection mode comprises the following steps: suggesting to close the air conditioner and the warm air, suggesting an economic mode and suggesting a preset vehicle speed interval;
when the difference value is in the second interval range and the driving road condition information is the urban working condition, the driving control selection mode comprises: suggesting an economic mode and suggesting a soft recovery gear;
When the difference value is in a second interval range and the driving road condition information is a non-urban working condition, determining the driving control selection mode according to the current switching state of an air conditioner or a warm air;
when the difference value is in the third interval range and the driving road condition information is the non-urban working condition, the driving control selection mode comprises the following steps: suggesting a motion pattern;
the numerical value of the first interval range is smaller than that of the second interval range, and the numerical value of the second interval range is smaller than that of the third interval range.
6. The vehicle control method according to claim 5, wherein when the difference is in the second interval range and the driving condition information is a non-urban condition, determining the driving control selection mode according to a current on-off state of an air conditioner or a warm air includes:
when the air conditioner is turned off and the warm air is turned off, the driving control selection mode includes: suggesting a motion pattern;
when the air conditioner or the warm air is turned on, the driving control selection mode includes: an economy mode is recommended and a soft recovery gear is recommended.
7. The vehicle control method according to claim 6, characterized in that when the difference value is in the first interval range or the second interval range, the method further comprises:
Receiving charging pile reminding information sent by the vehicle-mounted networking system along the way;
and sending the charging pile reminding information to the instrument display system along the way.
8. A vehicle control apparatus characterized by comprising:
the first acquisition module is used for acquiring destination information sent by the vehicle-mounted internet system and driving road condition information of driving to the destination;
the second acquisition module is used for acquiring a driving control selection mode according to the destination information, the driving road condition information and the current state of the whole vehicle;
and the sending module is used for sending the driving control selection mode to an instrument display system.
9. The vehicle control apparatus according to claim 8, characterized in that the apparatus further comprises:
the first determination module is used for determining the driving range according to the current state of the whole vehicle and determining the distance from the driving to the destination according to the destination information;
wherein the second obtaining module comprises:
and the first determining unit is used for determining a driving control selection mode according to the driving road condition information and the difference value between the driving range and the distance.
10. An electric vehicle characterized by comprising the vehicle control device according to any one of claims 8 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110309545.0A CN114670646A (en) | 2021-03-23 | 2021-03-23 | Vehicle control method and device and electric vehicle |
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| CN202110309545.0A CN114670646A (en) | 2021-03-23 | 2021-03-23 | Vehicle control method and device and electric vehicle |
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2021
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