CN110745138A

CN110745138A - Vehicle driving range management method/system, storage medium and vehicle-mounted terminal

Info

Publication number: CN110745138A
Application number: CN201810736319.9A
Authority: CN
Inventors: 沙丹
Original assignee: Shanghai Pateo Electronic Equipment Manufacturing Co Ltd
Current assignee: Shanghai Pateo Electronic Equipment Manufacturing Co Ltd
Priority date: 2018-07-06
Filing date: 2018-07-06
Publication date: 2020-02-04

Abstract

The invention provides a vehicle driving range management method/system, a storage medium and a vehicle-mounted terminal, wherein the management method comprises the following steps: acquiring the current position of a vehicle, and outwards exploring a plurality of end points for finishing the initial driving mileage according to the initial driving mileage and road network topology provided by the vehicle by taking the current position of the vehicle as a starting point; sequentially connecting the position coordinates of a plurality of end points to form a driving range of the vehicle; searching an energy station for charging the vehicle in the driving range; and after the vehicle enters a driving condition, detecting the current driving range of the vehicle, judging whether the current driving range changes, and if so, re-executing the steps to obtain a new driving range and search for an energy station in the new driving range. The invention can more intuitively provide the user with an reachable range, so that the user can better master the energy supplement opportunity and reduce the worry of endurance of the user.

Description

Vehicle driving range management method/system, storage medium and vehicle-mounted terminal

Technical Field

The invention belongs to the technical field of automobile application, relates to a management method and a management system, and particularly relates to a vehicle driving range management method/system, a storage medium and a vehicle-mounted terminal.

Background

In recent years, environmental pollution is increasingly serious, air quality is continuously deteriorated, and automobile exhaust of a traditional fuel vehicle contains a large amount of pollutants, which is one of the reasons for causing haze. The research on electric vehicles is emerging under the condition that environmental protection and energy problems are increasingly concerned, the strategic plan of the development of electric vehicles in China is implemented at present, and the development and large-scale use of electric vehicles become necessary trends in order to deal with environmental and energy crises in the future. At present, under the influence of factors such as battery energy density, battery cost and the like, the endurance mileage of an electric automobile has a larger gap compared with that of a traditional automobile, and under the influence of factors such as environmental temperature, driving conditions, air-conditioning accessories, driver driving habits and the like, the energy consumption of the automobile has larger variation fluctuation, so that a larger error exists between the estimated value of the endurance mileage and the actual driving mileage value, and a passenger has a so-called mileage anxiety feeling. Therefore, in the process of improving the performance of the electric vehicle and gradually advancing to industrialization, the remaining mileage of the electric vehicle is more concerned and sensitive by common users than the performances of charging time, economy, dynamic property and the like.

However, the conventional remaining mileage reminding method cannot intuitively provide a reachable range for the user, and even a simple linear distance range is provided, so that the user cannot grasp the timing for replenishing energy to the vehicle, and thus the endurance worry of the user is increased, and the technical problem to be solved by the technical staff in the field is really solved.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a vehicle driving range management method/system, a storage medium, and a vehicle-mounted terminal, which are used to solve the problems that the prior art cannot intuitively provide a user with a reachable range, and even if the user can provide the reachable range with a simple linear distance range, the user cannot grasp the timing of energy supplement of the vehicle, and the cruising worry of the user is increased.

To achieve the above and other related objects, an aspect of the present invention provides a vehicle travelable range management method including: acquiring the current position of a vehicle, and outwards exploring a plurality of end points for finishing the initial driving mileage according to the initial driving mileage and road network topology provided by the vehicle by taking the current position of the vehicle as a starting point; sequentially connecting the position coordinates of a plurality of end points to form a driving range of the vehicle; searching an energy station for charging the vehicle in the driving range; and after the vehicle enters a running state, detecting the current driving range of the vehicle, judging whether the current driving range changes, and if so, re-executing the steps to obtain a new driving range and search for an energy station in the new driving range.

In an embodiment of the present invention, after the step of sequentially connecting the position coordinates of the plurality of end points and forming the travelable range of the vehicle, the vehicle travelable range management method further includes: and displaying a plurality of end points on an electronic map provided by the vehicle, and sequentially connecting the position coordinates of the end points to display the travelable range on the electronic map.

In an embodiment of the present invention, after the step of searching for an energy station for charging the vehicle within the driving range, the method for managing the driving range of the vehicle further includes: displaying the energy station on the electronic map.

In an embodiment of the invention, the step of detecting the current driving range of the vehicle includes detecting the current driving range of the vehicle once every other preset detection period.

In an embodiment of the present invention, if it is detected that the current driving range changes, the method for managing a driving range of a vehicle further includes: judging whether the destination point of the vehicle is in the obtained travelable range, if so, determining an energy station closest to the destination point in the searched energy stations in the travelable range; if not, sending out warning information, and determining an end point nearest to the target point and an energy station nearest to the end point; or sending out warning information and determining the energy station closest to the current position.

In an embodiment of the invention, the driving range is polygonal.

Another aspect of the present invention provides a vehicle driving range management system, including: the exploration module is used for acquiring the current position of the vehicle, taking the current position of the vehicle as a starting point, and outwards exploring a plurality of end points for finishing the initial driving mileage according to the initial driving mileage and road network topology provided by the vehicle; the connecting module is used for sequentially connecting the position coordinates of a plurality of end points to form a driving range of the vehicle; the searching module is used for searching an energy station for charging the vehicle in the driving range; and the detection module is used for detecting the current driving range of the vehicle after the vehicle enters the driving condition, judging whether the current driving range changes or not, and if so, operating the exploration module, the connection module and the search module again to obtain a new drivable range and search for an energy station in the new drivable range.

In an embodiment of the present invention, the vehicle driving range management system further includes: and the display module is used for displaying a plurality of end points on an electronic map provided by the vehicle, displaying the driving range on the electronic map and displaying the energy station.

Still another aspect of the present invention provides a storage medium having stored thereon a computer program that, when executed by a processor, implements the vehicle travelable range management method.

A final aspect of the present invention provides a vehicle-mounted terminal, including: a processor and a memory; the memory is used for storing a computer program, and the processor is used for executing the computer program stored by the memory so as to enable the vehicle-mounted terminal to execute the vehicle travelable range management method.

As described above, the vehicle driving range management method, system, storage medium, and in-vehicle terminal according to the present invention have the following advantageous effects:

compared with the traditional method for reminding the user of how many kilometers the current electric quantity can travel, the method, the system, the storage medium and the vehicle-mounted terminal for managing the vehicle travelable range provided by the invention can more intuitively provide the user with a reachable range, and the reachable range is a real driving route range and is not a simple linear distance range, so that the user can better master the energy supplement time, and the worry of the user about cruising is reduced.

Drawings

Fig. 1 is a flowchart illustrating a vehicle driving range management method according to an embodiment of the invention.

Fig. 2A is a schematic view of the outward exploration of the road network topology according to the initial driving range and the current position as the starting point according to the present invention.

Fig. 2B is a schematic view of the outward exploration of the road network topology according to the initial driving range and the current position as the starting point according to the present invention.

Fig. 3 is a schematic structural diagram of a vehicle driving range management system according to an embodiment of the invention.

FIG. 4 is a schematic diagram illustrating a schematic structure of a vehicle-mounted terminal according to an embodiment of the invention.

Description of the element reference numerals

2 driving range

3 vehicle travelable range management system

31 exploration module

32 connection module

33 display module

34 detection module

35 communication module

4 vehicle-mounted terminal

41 processor

42 memory

43 transceiver

44 communication interface

45 system bus

S11-S18

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.

The technical principles of the vehicle driving range management method/system, the storage medium and the vehicle-mounted terminal are as follows:

1. and taking the self-parking place as a starting point, continuously searching outwards through the road network topology until the road distance of each node is accumulated to the current cruising mileage, finishing the search, and storing the coordinates of the point which can be reached when the last road is searched.

2. And connecting all the searched coordinates into a polygon, and drawing the polygon on the map.

3. All charging stations within the polygon are searched and depicted on the map.

4. And detecting the endurance mileage at intervals, and performing the steps 1,2 and 3 again when the endurance mileage changes. 2, the polygon on the map is refreshed, and as the driving range is shorter and shorter, the area of the polygon is smaller and smaller, and the searched charging stations are fewer and fewer.

Example one

The embodiment provides a vehicle travelable range management method, which is characterized by comprising the following steps:

taking the current position of a vehicle as a starting point, and outwardly exploring a plurality of end points for finishing the initial driving mileage according to the initial driving mileage and road network topology provided by the vehicle;

sequentially connecting the position coordinates of a plurality of end points to form a driving range of the vehicle;

searching an energy station for charging the vehicle in the driving range;

and after the vehicle enters a running state, detecting the current driving range of the vehicle, judging whether the current driving range changes, and if so, re-executing the steps to obtain a new driving range and search for an energy station in the new driving range.

The vehicle travelable range management method provided by the present embodiment will be described in detail below with reference to the drawings. The vehicle travelable range management method of the embodiment is applied to a fuel-type vehicle or an electric-type vehicle. The energy station for charging the fuel type vehicle is a gas station, and the energy station for charging the electric type vehicle is a charging station.

Please refer to fig. 1, which is a flowchart illustrating a method for managing a driving range of a vehicle according to an embodiment of the present invention. As shown in fig. 1, the method for managing a vehicle driving range specifically includes the following steps:

and S11, acquiring the current position of the vehicle, and outwards exploring a plurality of end points for finishing the initial driving range according to the initial driving range and the road network topology provided by the vehicle by taking the current position of the vehicle as a starting point. Please refer to fig. 2A and 2B, which are schematic views showing outward exploration from the current position as the starting point according to the initial driving mileage and the road network topology. As shown in fig. 2A, the road network topology takes the current position a0 of the vehicle as a starting point, and the road network topology continuously searches outwards, the distance of the road to each node shown in fig. 2 is accumulated to the initial mileage, the search is finished, a plurality of last road segments are saved and searched, and a plurality of end points of the initial mileage and the position coordinates of the end points are obtained, wherein the end points are shown in fig. 2A as a13, a16, a23, a33, a43, a53 and a63, for example, the end points are shown in fig. 2A as a13, a16, a23, a33, a43, a53 and a 63. The distances from A0-A13, A0-A15, A0-A23, A0-A33, A0-A43, A0-53 and A0-A63 are the initial endurance mileage.

S12, the position coordinates of the end points are sequentially connected to form a travelable range 2 of the vehicle. In the present embodiment, the travelable range 2 is polygonal.

S13, displaying a plurality of end points on an electronic map provided by the vehicle, and displaying the travelable range 2 on the electronic map after connecting the position coordinates of the plurality of end points in sequence.

And S14, searching an energy station for charging the vehicle in the driving range, and displaying the energy station on the electronic map.

For example, a gas station is located for the fuel-type vehicle and displayed on the electronic map, as shown in fig. 2A, B1, B2, B3, B4, and B5 are gas stations.

And finding a charging station for the electric vehicle, and displaying the charging station on the electronic map, wherein the charging stations are shown in fig. 2B, and C1, C2, C3, C4, C5, C6 and C7 are charging stations.

And S15, detecting the current driving range of the vehicle after the vehicle enters the driving condition, judging whether the driving range changes, if so, executing the steps S11-S14 again to obtain a new driving range and search for an energy station in the new driving range, and turning to the step S16. If not, returning to the step S15, and continuously detecting the current mileage of the vehicle.

In this embodiment, the step of detecting the current driving range of the vehicle includes detecting the current driving range of the vehicle once every preset detection period. For example, the preset detection period is 10 minutes.

And S16, judging whether the destination point of the vehicle is in the acquired driving range, if so, executing S17, and if not, executing S18.

And S17, determining an energy station closest to the destination point in the searched energy stations in the driving range.

For example, the closest gas station to destination point D, i.e., B5, is found within the range of travel.

For example, the charging station closest to the destination point D, i.e., C6, is located within the range of travel.

S18, sending out warning information, and determining an end point nearest to the destination point and an energy station nearest to the end point; or sending out warning information and determining the energy station closest to the current position.

The present embodiment also provides a storage medium (also referred to as a computer-readable storage medium) having stored thereon a computer program which, when executed by a processor, implements the vehicle travelable range management method.

Those of ordinary skill in the art will understand that: all or part of the steps for implementing the above method embodiments may be performed by hardware associated with a computer program. The aforementioned computer program may be stored in a computer readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.

Compared with the traditional method for reminding the user of how many kilometers the current electric quantity can travel, the method for managing the vehicle driving range provided by the embodiment can provide the user with a reachable range more intuitively, and the reachable range is a real driving route range and is not a simple linear distance range, so that the user can better master the energy supplement time, and the worry of user continuation of the journey is reduced.

Example two

The present embodiment provides a vehicle travelable range management system including:

the exploration module is used for acquiring the current position of the vehicle, taking the current position of the vehicle as a starting point, and outwards exploring a plurality of end points for finishing the initial driving mileage according to the initial driving mileage and road network topology provided by the vehicle;

the connecting module is used for sequentially connecting the position coordinates of a plurality of end points to form a driving range of the vehicle;

the searching module is used for searching an energy station for charging the vehicle in the driving range;

and the detection module is used for detecting the current driving range of the vehicle after the vehicle enters the driving condition, judging whether the current driving range changes or not, and if so, operating the exploration module, the connection module and the search module again to obtain a new drivable range and search for an energy station in the new drivable range.

The vehicle travelable range management system provided by the present embodiment will be described in detail below with reference to the drawings. It should be noted that the division of the modules of the management system is only a logical division, and the actual implementation may be wholly or partially integrated into one physical entity, or may be physically separated. And these modules can be realized in the form of software called by processing element; or may be implemented entirely in hardware; and part of the modules can be realized in the form of calling software by the processing element, and part of the modules can be realized in the form of hardware. For example, the x module may be a processing element that is set up separately, or may be implemented by being integrated in a chip of the apparatus, or may be stored in a memory of the apparatus in the form of program code, and the function of the x module may be called and executed by a processing element of the apparatus. Other modules are implemented similarly. In addition, all or part of the modules can be integrated together or can be independently realized. The processing element described herein may be an integrated circuit having signal processing capabilities. In implementation, each step of the above method or each module above may be implemented by an integrated logic circuit of hardware in a processor element or an instruction in the form of software.

For example, the above modules may be one or more integrated circuits configured to implement the above methods, such as: one or more Application Specific Integrated Circuits (ASICs), or one or more microprocessors (DSPs), or one or more Field Programmable Gate Arrays (FPGAs), etc. For another example, when one of the above modules is implemented in the form of a processing element scheduler code, the processing element may be a general-purpose processor, such as a Central Processing Unit (CPU) or other processor capable of calling program code. For another example, these modules may be integrated together and implemented in the form of a system-on-a-chip (SOC).

Please refer to fig. 3, which is a schematic structural diagram of a vehicle driving range management system in an embodiment. As shown in fig. 3, the vehicle travelable range management system 3 includes: a search module 31, a connection module 32, a display module 33, a detection module 34, and a communication module 35.

The searching module 31 is configured to obtain a current position of the vehicle, and outwards search a plurality of end points of the initial driving range after driving according to the initial driving range and the road network topology provided by the vehicle, with the current position of the vehicle as a starting point.

A connecting module 32 coupled to the searching module 31 is used for sequentially connecting the position coordinates of the end points to form a travelable range of the vehicle. In the present embodiment, the travelable range is polygonal.

The display module 33 coupled to the connection module 32 is configured to display a plurality of end points on an electronic map provided by the vehicle, and sequentially connect the position coordinates of the plurality of end points to display the travelable range on the electronic map.

The display module 33 is further configured to search for an energy station for charging the vehicle within the travelable range, and display the energy station on the electronic map.

The detection module 34 coupled to the connection module 32 and the display module 33 is configured to detect a current driving range of the vehicle after the vehicle enters a driving condition, and determine whether the current driving range changes, if so, the search module 31, the connection module 32, and the display module 33 are called again to obtain a new drivable range and search for an energy station within the new drivable range, the detection module 34 is configured to determine whether a destination point of the vehicle is within the obtained drivable range, and if so, an energy station closest to the destination point is determined within the energy station within the searched drivable range; if not, sending out warning information through a communication module 35, and determining an end point closest to the destination point and an energy station closest to the end point; or sending out warning information through the communication module 35, and determining the energy station closest to the current position. If not, the current mileage continuation of the vehicle is continuously detected.

In this embodiment, the detecting module 34 detects the current driving range of the vehicle every other preset detection period. For example, the preset detection period is 10 minutes.

EXAMPLE III

Referring to fig. 4, a schematic structural diagram of the vehicle-mounted terminal in an embodiment is shown. As shown in fig. 4, the in-vehicle terminal 4 includes: a processor 41, a memory 42, a transceiver 43, a communication interface 44, and a system bus 45; the memory 41 and the communication interface 44 are connected to the processor 41 and the transceiver 43 via the system bus 45 and perform communication with each other, the memory 41 is used for storing computer programs, the communication interface 44 is used for communicating with other devices, and the processor 41 and the transceiver 43 are used for executing the computer programs, so that the in-vehicle terminal 4 performs the steps of the above vehicle travelable range management method.

The above-mentioned system bus may be a Peripheral Component Interconnect (PCI) bus, an Extended Industry Standard Architecture (EISA) bus, or the like. The system bus may be divided into an address bus, a data bus, a control bus, and the like. For ease of illustration, only one thick line is shown, but this does not mean that there is only one bus or one type of bus. The communication interface is used for realizing communication between the database access device and other equipment (such as a client, a read-write library and a read-only library). The memory may include a Random Access Memory (RAM), and may further include a non-volatile memory (non-volatile memory), such as at least one disk memory.

The processor may be a general-purpose processor, and includes a Central Processing Unit (CPU), a Network Processor (NP), and the like; the integrated circuit may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic device, or discrete hardware components.

In summary, compared with the traditional method for reminding the user of how many kilometers the current electric quantity can travel, the method, the system, the storage medium and the vehicle-mounted terminal for managing the vehicle travelable range provided by the invention can more intuitively give the user a reachable range, and the range is a real travel route range and is not a simple linear distance range, so that the user can better grasp the energy supplement time, and the worry of the user about cruising is reduced. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A vehicle travelable range management method characterized by comprising:

acquiring the current position of a vehicle, and outwards exploring a plurality of end points for finishing the initial driving mileage according to the initial driving mileage and road network topology provided by the vehicle by taking the current position of the vehicle as a starting point;

searching an energy station for charging the vehicle in the driving range;

2. The vehicle travelable range management method according to claim 1, wherein after the step of sequentially connecting the position coordinates of the end points and forming the travelable range of the vehicle, the vehicle travelable range management method further comprises:

and displaying a plurality of end points on an electronic map provided by the vehicle, and sequentially connecting the position coordinates of the end points to display the travelable range on the electronic map.

3. The vehicle travelable range management method according to claim 2, wherein after the step of searching for an energy station for charging the vehicle within the travelable range, the vehicle travelable range management method further comprises:

displaying the energy station on the electronic map.

4. The vehicle drivable range management method of claim 2, wherein said step of detecting the current range of the vehicle includes detecting the current range of the vehicle once every preset detection period.

5. The vehicle driving range management method according to claim 4, wherein if it is detected that the current driving range changes, the vehicle driving range management method further comprises:

judging whether the destination point of the vehicle is in the obtained travelable range, if so, determining an energy station closest to the destination point in the searched energy stations in the travelable range; if not, sending out warning information, and determining an end point nearest to the target point and an energy station nearest to the end point; or sending out warning information and determining the energy station closest to the current position.

6. The vehicle travelable range management method according to any one of claims 1 to 5, characterized in that the travelable range is polygonal.

7. A vehicle driving range management system, characterized by comprising:

8. The vehicle range management system according to claim 7, further comprising:

and the display module is used for displaying a plurality of end points on an electronic map provided by the vehicle, displaying the driving range on the electronic map and displaying the energy station.

9. A storage medium on which a computer program is stored, characterized in that the program, when executed by a processor, implements the vehicle travelable range management method according to any one of claims 1 to 6.

10. A vehicle-mounted terminal characterized by comprising: a processor and a memory;

the memory is configured to store a computer program, and the processor is configured to execute the computer program stored in the memory to cause the in-vehicle terminal to execute the vehicle travelable range management method according to any one of claims 1 to 6.