CN115610252A - Vehicle battery thermal management starting method, device, equipment and storage medium - Google Patents
Vehicle battery thermal management starting method, device, equipment and storage medium Download PDFInfo
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- CN115610252A CN115610252A CN202211339074.9A CN202211339074A CN115610252A CN 115610252 A CN115610252 A CN 115610252A CN 202211339074 A CN202211339074 A CN 202211339074A CN 115610252 A CN115610252 A CN 115610252A
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
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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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention provides a vehicle battery thermal management starting method, a device, equipment and a storage medium, wherein the method comprises the steps of obtaining current charging behavior data and a plurality of historical charging behavior data of a vehicle, determining the charging distance between the vehicle and the historical charging positions according to the current position and the historical charging positions if the current residual electric quantity is smaller than a preset electric quantity threshold value, determining the charging time difference between the vehicle and each historical charging time according to the current time and the historical charging times, selecting target charging behavior data based on the charging distance and the charging time difference, determining the residual time of a charging station according to the current position and the target charging behavior data, and finally determining the battery thermal management starting time based on the residual time of the charging station and the vehicle thermal management time consumption, so that the vehicle can finish preheating the battery before charging, the charging time is reduced, the user experience is improved, and resources are prevented from being wasted.
Description
Technical Field
The invention relates to the technical field of vehicle battery thermal management, in particular to a vehicle battery thermal management starting method, device, equipment and storage medium.
Background
The battery thermal management strategy is closely related to the aspects of safety, comfort, part service life, charging power and the like of the electric automobile, particularly before the electric automobile needs to be charged, the temperature management of the battery is greatly helpful for improving the charging speed and the service life of the battery, and the battery thermal management strategy before charging needs to balance resource utilization and user experience.
In the related art, the flow direction of the liquid is switched by the temperature of the first liquid port side and the second liquid port side of the battery pack, so that the phenomenon that the temperature inside the battery pack is unbalanced due to the fact that the liquid flows in a constant direction is avoided. However, the liquid cooling method has the disadvantages that the power of the battery is consumed by a pump, a compressor and the like, the energy density of the battery pack is reduced, and the cost is high. And the other method comprises the steps of obtaining the current vehicle matrix value and at least one working condition, putting the values and the working condition into a battery thermal system simulation model for test determination, and finally obtaining the battery thermal management strategy. However, the method has high requirements on the simulation model, and the value of the vehicle is constantly changed in the real-time running process, particularly before the electric vehicle is charged urgently, the timeliness of the simulation model is insufficient, and the test determination result cannot be updated in real time, so that the battery thermal management strategy given by the simulation model does not meet the current vehicle condition, and the user experience and the vehicle safety cannot be balanced. The current method using the simulation model has strict requirements on modeling, the method of only acquiring the matrix values of the vehicles and the working conditions of the vehicles is not enough to model the conditions of the whole vehicles, the method is low in timeliness, and particularly, the measurement results given by the simulation model cannot meet the current conditions of the vehicles before the vehicles need to be charged due to the insufficient timeliness. And each user has own vehicle using habit, and the current battery thermal management strategy is given only by using the matrix value acquired by the vehicle and the vehicle working condition, so that the user experience is not considered, and the user experience is poor.
Disclosure of Invention
In view of the above disadvantages of the prior art, the present invention provides a method, an apparatus, a device, and a storage medium for starting thermal management of a vehicle battery, which combine a user's usage habit to select a starting time of a thermal management policy of the battery, so as to preheat the battery before charging, reduce charging time, improve user experience, and avoid wasting resources.
The invention provides a vehicle battery thermal management starting method which comprises the steps of obtaining current charging behavior data and a plurality of historical charging behavior data of a vehicle, wherein the historical charging behavior data comprise historical charging time and historical charging positions, and the current charging behavior data comprise current time, current positions and current residual capacity; if the current residual electric quantity is smaller than a preset electric quantity threshold value, determining the charging distance between the vehicle and each historical charging position according to the current position and the historical charging positions of the plurality of historical charging behavior data, and determining the charging time difference between the vehicle and each historical charging time according to the current time and the historical charging time of the plurality of historical charging behavior data; if the vehicle does not start navigation, determining at least one historical charging behavior data as a target charging behavior data based on the charging distance and the charging time difference; determining the remaining distance from the vehicle to the historical charging position of the target charging behavior data according to the current position and the historical charging position of the target charging behavior data, and determining the remaining time to a charging station; and determining the starting time of the battery thermal management of the vehicle based on the remaining time to the charging station and the vehicle thermal management consumed time, and starting the battery thermal management of the vehicle if the current time reaches the starting time of the battery thermal management.
In an embodiment of the present invention, the determining method of the historical charging behavior data includes: acquiring a plurality of historical initial charging data of a vehicle, wherein the historical initial charging data comprises initial charging time and initial charging positions; clustering the plurality of historical initial charging data based on the initial charging time and the initial charging position to obtain a plurality of clustering groups, and determining the historical initial charging data of each clustering group as historical charging behavior data.
In an embodiment of the present invention, if the user is using navigation, it is directly determined that the travel time to the nearest charging station is the remaining time to the charging station according to the navigation information.
In an embodiment of the invention, the determining of the vehicle thermal management elapsed time includes:
presetting time for thermal management;
or the like, or, alternatively,
acquiring the current battery temperature, the vehicle cavity environment temperature and the optimal battery temperature of a vehicle; and searching the time required by the battery to reach the optimal temperature on the basis of the current vehicle information on a preset mapping relation table to obtain the time required by the battery to be preheated to the optimal state.
In an embodiment of the present invention, before the battery thermal management of the vehicle is enabled, a message is pushed to suggest a user to start a battery thermal management policy; acquiring a user instruction for representing the permission state of the user to the message; if the user allows the battery thermal management strategy to be started, enabling the battery thermal management of the vehicle;
in an embodiment of the present invention, determining the remaining time to the charging station based on the historical charging behavior data of the vehicle comprises: sequencing the historical charging positions of the acquired historical charging behavior data of the vehicle frequently; and obtaining a user common charging place table based on the sorted result. Comparing the current position of the current charging behavior data with an address in a user common charging table, and selecting the address closest to the current position of the current charging behavior data as a target charging station; determining the time remaining to the charging station based on the address of the target charging station and the current location of the current charging behavior data.
In an embodiment of the present invention, the method for determining the preset electric quantity threshold includes: the historical charging behavior data comprises a pre-charging remaining capacity, and the preset capacity threshold is determined based on the pre-charging remaining capacity of the plurality of historical charging behavior data.
The present invention also provides a vehicle battery thermal management enabling apparatus, the apparatus comprising: the data acquisition module is used for acquiring current charging behavior data and a plurality of historical charging behavior data of the vehicle, wherein the historical charging behavior data comprises historical charging time and historical charging position, and the current charging behavior data comprises current time, current position and current remaining capacity; a charging route prediction module, configured to determine, if the current remaining power is smaller than a preset power threshold, a charging distance between the vehicle and each of the historical charging locations according to the current location and the historical charging locations of the plurality of historical charging behavior data, and determine, according to the current time and the historical charging time of the plurality of historical charging behavior data, a charging time difference between the vehicle and each of the historical charging times; a charging route selection module, configured to determine at least one historical charging behavior data as a target charging behavior data based on the charging distance and the charging time difference if the vehicle is not enabled for navigation; the charging station remaining time determining module is used for determining the remaining distance from the vehicle to the historical charging position of the target charging behavior data according to the current position and the historical charging position of the target charging behavior data, and determining the remaining time to the charging station; and the battery thermal management starting module is used for determining the battery thermal management starting time of the vehicle based on the remaining time to the charging station and the vehicle thermal management consumed time, and starting the battery thermal management of the vehicle if the current time reaches the battery thermal management starting time.
The present invention also provides an electronic device, including: one or more processors; a storage device configured to store one or more programs that, when executed by the one or more processors, cause the electronic device to implement the vehicle battery thermal management enabling method of any of the embodiments described above.
The present invention also provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor of a computer, causes the computer to execute a vehicle battery thermal management enabling method according to any one of the above embodiments.
The invention has the beneficial effects that: the invention provides a vehicle battery thermal management starting method, a vehicle battery thermal management starting device and a storage medium. If the current residual electric quantity is smaller than the preset electric quantity threshold value, the charging distance between the vehicle and the historical charging positions is determined according to the current position and the historical charging positions, the charging time difference between the vehicle and each historical charging time is determined according to the current time and the historical charging times, and then the target charging behavior data is selected based on the charging distance and the charging time difference, so that the vehicle can predict the most possible charging station according to the past historical habits of the user under the condition that navigation is not started, and the user experience is better. The remaining time of the charging station is determined according to the current position and the target charging behavior data, and the battery thermal management starting time is determined based on the remaining time of the charging station and the vehicle thermal management consumed time, so that the vehicle can finish preheating the battery before charging, the charging time is reduced, the user experience is improved, and the problem of resource waste caused by early starting or poor user experience caused by late starting is avoided.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic diagram of a vehicle battery thermal management system according to an exemplary embodiment of the present invention;
FIG. 2 is a schematic flow chart illustrating a method for enabling thermal management of a vehicle battery in accordance with an exemplary embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating a user behavior data collection flow according to an exemplary embodiment of the present invention;
FIG. 4 is a schematic flow diagram illustrating the enablement of thermal management of a vehicle battery in accordance with an exemplary embodiment of the present invention;
FIG. 5 is a block diagram illustrating a vehicle battery thermal management enablement device in accordance with an exemplary embodiment of the present invention;
FIG. 6 illustrates a schematic structural diagram of a computer system suitable for use with the electronic device to implement an embodiment of the invention.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure herein, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings and preferred embodiments. 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 should be understood that the preferred embodiments are illustrative of the invention only and are not limiting upon the scope of the invention.
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.
In the following description, numerous details are set forth to provide a more thorough explanation of embodiments of the present invention, however, it will be apparent to one skilled in the art that embodiments of the present invention may be practiced without these specific details, and in other embodiments, well-known structures and devices are shown in block diagram form, rather than in detail, in order to avoid obscuring embodiments of the present invention.
Firstly, it should be noted that, the thermal management of the vehicle battery is a technology for solving the problem of thermal dissipation or thermal runaway caused by the operation of the battery under the condition of overhigh or overlow temperature through reasonable design according to the influence of temperature on the battery performance, by combining the electrochemical characteristics and the heat generation mechanism of the battery and based on the optimal charging and discharging temperature range of the specific battery, so as to improve the overall performance of the battery. In the embodiment of the invention, the thermal management of the battery before charging is to ensure that the vehicle battery reaches the optimal temperature before charging through a battery thermal management strategy, improve the charging efficiency and reduce the charging time.
Referring to fig. 1, fig. 1 is a schematic diagram of a vehicle battery thermal management system according to an exemplary embodiment of the invention. In an embodiment of the invention, the vehicle battery thermal management system is composed of a vehicle end and a cloud big data platform. The vehicle end comprises a vehicle central control system, a battery thermal management system and a remote communication terminal. In this embodiment, the vehicle end is used for obtaining current charging behavior data and a plurality of historical charging behavior data of the vehicle, the remote communication terminal is used for communicating with the vehicle end and the cloud big data platform, the vehicle end uploads the collected vehicle charging behavior data to the cloud big data platform, the cloud big data platform processes the collected data, the thermal management enabling time is determined based on the vehicle charging behavior data, and then the thermal management enabling time is transmitted back to the vehicle end. The vehicle central control system is used for pushing a message to suggest a user to start a battery thermal management strategy and obtain a user instruction, and transmitting the user instruction back to the cloud big data platform.
Referring to fig. 2, fig. 2 is a flowchart illustrating a method for enabling thermal management of a vehicle battery according to an exemplary embodiment of the invention. In an embodiment of the present invention, the vehicle battery thermal management enabling method at least includes steps S210 to S250, which are described in detail as follows:
in step S210, current charging behavior data and a plurality of historical charging behavior data of the vehicle are acquired.
The historical charging behavior data comprises historical charging time and historical charging position, and the current charging behavior data comprises current time, current position and current remaining capacity.
In one embodiment of the invention, the historical charging behavior data is obtained by obtaining a plurality of historical initial charging data of the vehicle, wherein the historical initial charging data comprises initial charging time and initial charging position; clustering the plurality of historical initial charging data based on the initial charging time and the initial charging position to obtain a plurality of clustering groups, and determining the historical initial charging data of each clustering group as historical charging behavior data.
Step S220, if the current residual electric quantity is smaller than the preset electric quantity threshold value, determining the charging distance between the vehicle and each historical charging position according to the current position and the historical charging positions of the plurality of historical charging behavior data, and determining the charging time difference between the vehicle and each historical charging time according to the current time and the historical charging time of the plurality of historical charging behavior data.
In one embodiment of the present invention, the preset charge threshold may be a data set according to the preference of the user, for example, when the charge is less than fifty percent, the battery thermal management of the vehicle is ready to be started.
In another embodiment of the present invention, the historical charging behavior data further includes a pre-charging remaining capacity, and the preset capacity threshold is determined based on a median or an average of the pre-charging remaining capacities of the plurality of historical charging behavior data.
In step S230, if the vehicle does not start navigation, at least one historical charging behavior data is determined as the target charging behavior data based on the charging distance and the charging time difference.
In an embodiment of the present invention, if the vehicle has no specific destination, the charging distance and the charging time difference are compared with a plurality of historical charging behavior data, and one historical charging behavior data with the shortest charging time difference and the shortest charging distance is selected as the target charging behavior data.
In another embodiment of the present invention, if the user vehicle is using navigation, the travel time to the nearest charging station is determined to be the remaining time to the charging station directly according to the navigation information.
In step S240, the remaining distance from the vehicle to the historical charging location of the target charging behavior data is determined according to the current location and the historical charging location of the target charging behavior data, and the remaining time to the charging station is determined.
In an embodiment of the present invention, the distance between the current position and the historical charging position of the target charging behavior data is used as the remaining distance of the vehicle to the historical charging position of the target charging behavior data, and the remaining time to the charging station is determined based on the current average speed.
In another embodiment of the present invention, determining the remaining time to the charging station based on the vehicle historical charging behavior data comprises: sequencing the historical charging positions of the acquired historical charging behavior data of the vehicle frequently; obtaining a user common charging place table based on the sorted result; comparing the current position of the current charging behavior data with an address in a user common charging table, and selecting the address closest to the current position of the current charging behavior data as a target charging station; determining the time remaining to the charging station based on the address of the target charging station and the current location of the current charging behavior data.
And step S250, determining the thermal management starting time of the vehicle based on the remaining time to the charging station and the thermal management consumed time of the vehicle, and starting the thermal management of the battery of the vehicle if the current time reaches the thermal management starting time of the battery.
In one embodiment of the present disclosure, the vehicle thermal management time is a time preset based on the type of the vehicle battery.
In another embodiment of the present invention, a method for determining elapsed time for thermal management of a vehicle comprises: acquiring the current battery temperature, the vehicle cavity environment temperature and the optimal battery temperature of a vehicle; and searching the time required by the battery to reach the optimal temperature on the basis of the current vehicle information on a preset mapping relation table to obtain the time required by the battery to be preheated to the optimal state.
The current battery temperature is the embodiment of the current battery state; the temperature of the vehicle cavity environment is the state of the external environment of the battery, and the temperature change speed of the battery can be influenced; the optimal temperature of the battery is the optimal state temperature which needs to be reached before the battery is charged.
The preset mapping relation table comprises the relation between the current battery temperature, the vehicle cavity environment temperature and the optimal battery temperature and the vehicle heat management time consumption, and the closest index is correspondingly searched on the table after the current vehicle information is obtained, so that the vehicle heat management time consumption is obtained.
Before the battery thermal management of the vehicle is enabled in step S250, the method further includes the step of pushing a message to suggest a user to start a battery thermal management strategy; acquiring a user instruction; and if the user allows the battery thermal management strategy to be started, enabling the battery thermal management of the vehicle.
In one embodiment of the invention, whether vehicle battery thermal management is enabled requires a final determination by the user. If the user allows the battery thermal management strategy to be started, enabling the battery thermal management of the vehicle; if the user does not allow the battery thermal management strategy to be turned on, then the battery thermal management of the vehicle is not enabled.
Referring to fig. 3, fig. 3 is a schematic view illustrating a user behavior data collection process according to an exemplary embodiment of the present invention, in which the data collection of the vehicle user behavior includes the following steps:
in step S310, the vehicle periodically acquires user charging behavior data.
In this embodiment, the charging time, the charging place, the charging duration, the charging amount, and the like of each charging are specifically included, and are uploaded to the cloud big data platform.
And step S320, the cloud big data platform analyzes the charging characteristics of the user.
Big platform in high in the clouds carries out characteristic analysis to the user action data of charging who gathers, forms user's the characteristic of charging, specifically includes: and storing the characteristic information in a cloud.
In step S330, the remote communication terminal invokes a cloud user feature query service.
And returning the analyzed user charging characteristics to the vehicle end through the vehicle remote communication terminal, thereby completing data acquisition of vehicle end user behaviors.
Referring to fig. 4, fig. 4 is a schematic diagram illustrating a process for enabling vehicle battery thermal management according to an exemplary embodiment of the present invention, wherein the process for enabling vehicle battery thermal management according to an exemplary embodiment of the present invention includes the following steps:
in step S410, it is determined whether the vehicle needs to be charged.
In this embodiment, if the current electric quantity of the vehicle is less than forty percent, it is determined that the vehicle is in a low-electric-quantity state at this time, and the battery before charging needs to be thermally managed, and the following steps are continued; if the current electric quantity is not less than forty percent, judging that the vehicle is not in a low electric quantity state at the moment, and temporarily not starting the thermal management of the battery before charging.
And step S420, judging whether the vehicle starts navigation or not.
If the vehicle is in the condition of starting navigation, directly positioning to a charging station closest to the vehicle through the navigation information, directly calculating the remaining time to the charging station based on the average speed at the moment, and jumping to the step S440; if the vehicle does not start navigation, the process continues to step S430.
In step S430, the charging station remaining time is predicted.
In an embodiment of the present invention, based on the charging time and the charging location in the collected charging behavior data, the charging station that the user is most likely to go to at this time is selected, and the remaining time to the charging station is predicted according to the current speed of the vehicle.
In another embodiment of the invention, the charging station remaining time is predicted by a charging characteristic prediction algorithm.
In step S440, it is determined that battery thermal management is enabled.
And determining the vehicle thermal management consumed time according to the preset relation mapping table, and determining the starting time of the battery thermal management by combining the current time, the remaining time of the charging station and the vehicle thermal management consumed time. After the starting time of the battery thermal management is determined, the vehicle central control system pushes specific information of the battery and starting suggestions of the battery thermal management to a user, and obtains a user instruction. If the user agrees to enable the battery thermal management, starting to enable the battery thermal management when the current time reaches the enabling time of the battery thermal management; and if the user does not agree to start the battery thermal management, the battery thermal management is not started.
In an embodiment of the present invention, the current time is four pm, the electric quantity of the vehicle is less than forty percent, and the navigation is not started, the remaining time to the charging station is one hour, which is determined according to step S430, the current vehicle thermal management time consumption is twenty minutes, which is obtained by performing table lookup on the battery temperature, the vehicle cavity environment temperature, and the battery optimum temperature of the vehicle, then the starting time of the battery thermal management is determined to be four forty pm, meanwhile, the battery thermal management software subscription service on the vehicle pushes a starting suggestion of the battery thermal management to the user, and after the user agrees, the battery thermal management is started to be started at four forty pm.
In the embodiment of the invention, a plurality of historical initial charging data are clustered, so that better, clear and visual historical charging behavior data can be obtained, and the target charging behavior data can be conveniently searched in the subsequent process.
In the embodiment of the invention, if the vehicle uses navigation, the remaining time to the charging station can be accurately determined directly according to the navigation information, so that the calculation cost is saved, and the accuracy is greatly improved.
In the embodiment of the invention, the time required by the battery to reach the optimal temperature is searched on the preset mapping relation table according to the current vehicle information, so that the calculation and analysis cost is saved by fast searching, and certain accuracy is achieved.
In the embodiment of the invention, the permission of the user is obtained before the thermal management of the battery of the vehicle is enabled, so that the user experience is improved, and the starting is prevented under the condition that the user does not need to enable the thermal management of the battery.
In the embodiment of the invention, the remaining time of the charging station is determined based on the historical charging behavior data of the vehicle, the most possible charging station for the user is predicted through the daily habit of the user, and the prediction accuracy is improved.
In the embodiment of the invention, the preset electric quantity threshold value is set based on the historical residual electric quantity before charging of the user, so that the vehicle battery thermal management can be started by selection which is more humanized and more suitable for the habit of the user, and the user experience is improved.
Referring to fig. 5, fig. 5 is a block diagram of a vehicle battery thermal management enabling apparatus according to an exemplary embodiment of the present invention, and the vehicle battery thermal management enabling apparatus includes a data obtaining module 501, a charging trip predicting module 502, a charging trip selecting module 503, a remaining time to charging station determining module 504, and a battery thermal management enabling module 505.
The data acquisition module 501 is configured to acquire current charging behavior data and a plurality of historical charging behavior data of a vehicle, where the historical charging behavior data includes historical charging time and historical charging location, and the current charging behavior data includes current time, current location, and current remaining capacity; a charging route prediction module 502, configured to determine, if the current remaining power is smaller than a preset power threshold, a charging distance between the vehicle and each of the historical charging locations according to the current location and the historical charging locations of the plurality of historical charging behavior data, and determine, according to the current time and the historical charging time of the plurality of historical charging behavior data, a charging time difference between the vehicle and each of the historical charging times; a charging route selection module 503, configured to determine at least one historical charging behavior data as a target charging behavior data based on the charging distance and the charging time difference if the vehicle does not start navigation; a charging station remaining time determining module 504, configured to determine, according to the current location and the historical charging location of the target charging behavior data, a remaining distance from the vehicle to the historical charging location of the target charging behavior data, and determine a remaining time to a charging station; and a battery thermal management enabling module 505, configured to determine a battery thermal management enabling time of the vehicle based on the remaining time to the charging station and the vehicle thermal management consumed time, and enable the battery thermal management of the vehicle if the current time reaches the battery thermal management enabling time.
It should be noted that the vehicle battery thermal management enabling apparatus provided in the foregoing embodiment and the vehicle battery thermal management enabling apparatus provided in the foregoing embodiment belong to the same concept, and specific manners of operations executed by each module and unit have been described in detail in the method embodiment, and are not described again here. In practical applications, the vehicle battery thermal management enabling device provided in the foregoing embodiment may distribute the functions to different functional modules according to needs, that is, divide the internal structure of the device into different functional modules to complete all or part of the functions described above, which is not limited herein.
An embodiment of the present invention further provides an electronic device, including: one or more processors; the storage device is used for storing one or more programs, and when the one or more programs are executed by the one or more processors, the electronic equipment is enabled to realize the vehicle battery thermal management enabling method provided in each embodiment.
FIG. 6 illustrates a schematic structural diagram of a computer system suitable for use with the electronic device to implement an embodiment of the invention. It should be noted that the computer system 600 of the electronic device shown in fig. 6 is only an example, and should not bring any limitation to the function and the scope of the application of the embodiment of the present invention.
As shown in fig. 6, the computer system 600 includes a Central Processing Unit (CPU) 601, which can perform various appropriate actions and processes, such as executing the methods described in the above embodiments, according to a program stored in a Read-Only Memory (ROM) 602 or a program loaded from a storage portion 608 into a Random Access Memory (RAM) 603. In the RAM 603, various programs and data necessary for system operation are also stored. The CPU 1201, the ROM 602, and the RAM 603 are connected to each other via a bus 604. An Input/Output (I/O) interface 605 is also connected to bus 604.
The following components are connected to the I/O interface 605: an input portion 606 including a keyboard, a mouse, and the like; an output section 607 including a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), and the like, a speaker, and the like; a storage section 608 including a hard disk and the like; and a communication section 609 including a network interface card such as a LAN (Local area network) card, a modem, or the like. The communication section 609 performs communication processing via a network such as the internet. A drive 1210 is also connected to the I/O interface 605 as needed. A removable medium 611 such as a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like is mounted on the drive 610 as necessary, so that a computer program read out therefrom is mounted into the storage section 608 as necessary.
In particular, the processes described above with reference to the flowcharts may be implemented as a computer software program according to an embodiment of the present invention. For example, embodiments of the invention include a computer program product comprising a computer program embodied on a computer readable medium, the computer program comprising a computer program for performing the method illustrated in the flow chart. In such an embodiment, the computer program may be downloaded and installed from a network through the communication section 609 and/or installed from the removable medium 611. The computer program executes various functions defined in the system of the present invention when executed by a Central Processing Unit (CPU) 601.
It should be noted that the computer readable medium shown in the embodiment of the present invention may be a computer readable signal medium or a computer readable storage medium or any combination of the two. The computer readable storage medium may be, for example, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a Read-Only Memory (ROM), an Erasable Programmable Read-Only Memory (EPROM), a flash Memory, an optical fiber, a portable Compact Disc Read-Only Memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present invention, a computer-readable signal medium may include a propagated data signal with a computer-readable computer program embodied therein, either in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. The computer program embodied on the computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wired, etc., or any suitable combination of the foregoing.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. Each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams or flowchart illustration, and combinations of blocks in the block diagrams or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The units described in the embodiments of the present invention may be implemented by software, or may be implemented by hardware, and the described units may also be disposed in a processor. Wherein the names of the elements do not in some way constitute a limitation on the elements themselves.
Another aspect of the present invention also provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor of a computer, causes the computer to execute the vehicle battery thermal management enabling method as described above. The computer-readable storage medium may be included in the electronic device described in the above embodiment, or may exist separately without being incorporated in the electronic device.
Yet another aspect of the invention provides a computer program product or computer program comprising computer instructions stored in a computer readable storage medium. The processor of the computer device reads the computer instructions from the computer readable storage medium, and the processor executes the computer instructions, so that the computer device executes the vehicle battery thermal management enabling method provided in the above embodiments.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting 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 (10)
1. A vehicle battery thermal management starting method is characterized by comprising the following steps:
acquiring current charging behavior data and a plurality of historical charging behavior data of a vehicle, wherein the historical charging behavior data comprises historical charging time and historical charging positions, and the current charging behavior data comprises current time, current position and current remaining capacity;
if the current residual electric quantity is smaller than a preset electric quantity threshold value, determining the charging distance between the vehicle and each historical charging position according to the current position and the historical charging positions of a plurality of historical charging behavior data, and determining the charging time difference between the vehicle and each historical charging time according to the current time and the historical charging time of the plurality of historical charging behavior data;
if the vehicle does not start navigation, determining at least one historical charging behavior data as a target charging behavior data based on the charging distance and the charging time difference;
determining the remaining distance from the vehicle to the historical charging position of the target charging behavior data according to the current position and the historical charging position of the target charging behavior data, and determining the remaining time to a charging station;
and determining a battery thermal management starting moment of the vehicle based on the remaining time to the charging station and the vehicle thermal management consumed time, and starting the battery thermal management of the vehicle if the current time reaches the battery thermal management starting moment.
2. The vehicle battery thermal management enabling method according to claim 1, wherein the determination manner of the historical charging behavior data comprises:
acquiring a plurality of historical initial charging data of a vehicle, wherein the historical initial charging data comprises initial charging time and initial charging position;
clustering the plurality of historical initial charging data based on the initial charging time and the initial charging position to obtain a plurality of clustering groups, and determining the historical initial charging data of each clustering group as historical charging behavior data.
3. The method of claim 1, wherein if the vehicle is using navigation, determining travel time to a nearest charging station as the remaining time to the charging station is based directly on the navigation information.
4. The vehicle battery thermal management enabling method of claim 1, wherein the determination that the vehicle thermal management is time consuming comprises:
presetting time for thermal management;
or the like, or, alternatively,
acquiring the current battery temperature, the vehicle cavity environment temperature and the optimal battery temperature of a vehicle; and searching the time required by the battery to reach the optimal temperature on the basis of the current vehicle information on a preset mapping relation table to obtain the time required by the battery to be preheated to the optimal state.
5. The vehicle battery thermal management enabling method according to claim 1, before enabling the vehicle battery thermal management, comprising:
pushing a message for suggesting a user to start a battery thermal management strategy;
acquiring a user instruction used for representing the permission state of the user to the message;
and if the user allows the battery thermal management strategy to be started, enabling the battery thermal management of the vehicle.
6. The vehicle battery thermal management enablement method of claim 1, wherein determining the time remaining to a charging station based on the vehicle historical charging behavior data comprises:
sequencing the historical charging positions of the acquired historical charging behavior data of the vehicle frequently;
obtaining a user common charging place table based on the sorted result;
comparing the current position of the current charging behavior data with an address in a user common charging table, and selecting the address closest to the current position of the current charging behavior data as a target charging station;
determining the time remaining to the charging station based on the address of the target charging station and the current location of the current charging behavior data.
7. The vehicle battery thermal management enabling method according to claim 1, wherein the method for determining the preset charge threshold comprises the following steps:
the historical charging behavior data further comprises a pre-charging remaining capacity, and the preset capacity threshold is determined based on the pre-charging remaining capacity of the plurality of historical charging behavior data.
8. A vehicle battery thermal management enabling apparatus, characterized by comprising:
the data acquisition module is used for acquiring current charging behavior data and a plurality of historical charging behavior data of the vehicle, wherein the historical charging behavior data comprises historical charging time and historical charging position, and the current charging behavior data comprises current time, current position and current remaining capacity;
a charging route prediction module, configured to determine, if the current remaining power is smaller than a preset power threshold, a charging distance between the vehicle and each of the historical charging locations according to the current location and the historical charging locations of the plurality of historical charging behavior data, and determine, according to the current time and the historical charging time of the plurality of historical charging behavior data, a charging time difference between the vehicle and each of the historical charging times;
a charging route selection module, configured to determine at least one historical charging behavior data as a target charging behavior data based on the charging distance and the charging time difference if the vehicle is not enabled for navigation;
the charging station remaining time determining module is used for determining the remaining distance from the vehicle to the historical charging position of the target charging behavior data according to the current position and the historical charging position of the target charging behavior data, and determining the remaining time to the charging station;
and the battery thermal management starting module is used for determining the starting time of the battery thermal management of the vehicle based on the remaining time to the charging station and the vehicle thermal management consumed time, and starting the battery thermal management of the vehicle if the current time reaches the starting time of the battery thermal management.
9. An electronic device, characterized in that the electronic device comprises:
one or more processors;
a storage device to store one or more programs that, when executed by the one or more processors, cause the electronic device to implement the vehicle battery thermal management enablement method of any of claims 1-7.
10. A computer-readable storage medium, characterized in that a computer program is stored thereon which, when executed by a processor of a computer, causes the computer to carry out the vehicle battery thermal management enablement method of any of claims 1-7.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116176358A (en) * | 2023-04-26 | 2023-05-30 | 广汽埃安新能源汽车股份有限公司 | Battery thermal management method, device, storage medium and equipment |
| CN116432985A (en) * | 2023-06-09 | 2023-07-14 | 湖南智慧平安科技有限公司 | Intelligent community information processing method and system based on Internet of things |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116176358A (en) * | 2023-04-26 | 2023-05-30 | 广汽埃安新能源汽车股份有限公司 | Battery thermal management method, device, storage medium and equipment |
| CN116432985A (en) * | 2023-06-09 | 2023-07-14 | 湖南智慧平安科技有限公司 | Intelligent community information processing method and system based on Internet of things |
| CN116432985B (en) * | 2023-06-09 | 2023-09-22 | 田凯文 | Intelligent community information processing method and system based on Internet of things |
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