Electric vehicle battery information management method, system and readable storage medium

Abstract

The present invention discloses an information management method, system and readable storage medium for electric vehicle batteries, which are used for information management of battery packs in a battery swap station. The information management method includes: generating a battery pack replacement message when a battery pack is replaced, the replacement message includes information of the vehicle to be replaced and basic battery information of the battery pack; generating a charging connection message of the battery pack when the battery pack is connected for charging, the charging connection message includes basic battery information; generating a charging process message of the battery pack based on a preset frequency during the charging process of the battery pack, the charging process message includes basic battery information and charging parameter information of the battery pack; based on the basic battery information, corresponding storage is performed for the replacement message, the charging connection message and the charging process message. Based on the battery replacement record and charging record data, the present invention can further realize traversing battery-related data and determining the latest battery status of the battery, thereby realizing the tracing of battery information.

Description

[0001] This application is a divisional application of a Chinese patent application with an application date of September 12, 2019, application number 201910862003.9, and invention name “Information management method, system and readable storage medium for electric vehicle batteries”. Technical Field

[0002] The present invention belongs to the field of new energy vehicle power battery management, and in particular relates to an information management method, system and readable storage medium for electric vehicle batteries. Background Art

[0003] In recent years, the new energy vehicle industry has entered a stage of rapid development, with continuous improvement in technology and market proficiency, and a significant increase in the supporting capacity of key components. The power battery system is installed on electric vehicles as an independent part to provide power for the entire vehicle, allowing users to use electric vehicles as conveniently as fuel vehicles and replenish energy as conveniently as refueling.

[0004] In the prior art, when managing power batteries, the batteries can only be tracked to the T-1 state, that is, the state of the battery one day before. There is a lack of real-time monitoring of the battery life cycle, and it is even more impossible to trace the power batteries of new energy vehicles. Summary of the invention

[0005] The technical problem to be solved by the present invention is to overcome the defect of the battery management of new energy vehicles in the prior art that there is a lack of real-time monitoring of the battery life cycle, and to provide an information management method, system and readable storage medium for electric vehicle batteries.

[0006] The present invention solves the above technical problems through the following technical solutions:

[0007] An information management method for electric vehicle batteries is used to manage information of battery packs in a battery swap station, and the information management method comprises:

[0008] When a battery pack is replaced, a battery replacement message of the battery pack is generated, wherein the battery replacement message includes information of the vehicle to be replaced and basic battery information of the battery pack;

[0009] When the battery pack is connected for charging, a charging connection message of the battery pack is generated, wherein the charging connection message includes basic information of the battery;

[0010] During the charging process of the battery pack, a charging process message of the battery pack is generated based on a preset frequency, wherein the charging process message includes basic information of the battery and charging parameter information of the battery pack;

[0011] Based on the basic information of the battery, the battery replacement message, the charging connection message and the charging process message are stored in a one-to-one correspondence.

[0012] Preferably, the information management method further includes:

[0013] When charging of the battery pack is completed, generating a charging completion message of the battery pack, wherein the charging completion message includes basic information of the battery;

[0014] When the battery pack is replaced, a battery replacement message of the battery pack is generated, wherein the battery replacement message includes vehicle information of battery replacement completion and basic battery information;

[0015] Based on the basic battery information, the charging completion message and the battery replacement message are stored in a one-to-one correspondence.

[0016] Preferably, the battery replacement message, the charging connection message, the charging process message, the charging completion message and the battery replacement message all include the corresponding message generation time;

[0017] The information management method further comprises:

[0018] The message corresponding to the latest message generation time is stored as the latest status information of the battery pack.

[0019] Preferably, the step of storing the message corresponding to the latest message generation time as the latest status information of the battery pack specifically includes:

[0020] Obtaining the latest historical status information of the battery pack;

[0021] Acquire the message currently generated by the battery pack as the current latest status information;

[0022] Determine whether the current latest status information is later than the historical latest status information;

[0023] If yes, updating the latest status information of the battery pack according to the current latest status information;

[0024] If not, the latest status information of the battery pack is not updated.

[0025] Preferably, the basic battery information also includes a battery identification number, and at least one of a fixed asset code, manufacturer, network access date, asset ownership, registration city, and software and hardware versions;

[0026] The battery-swapping vehicle information includes the identification number of the battery-swapping vehicle, and the battery-swapping completed vehicle information includes the identification number of the battery-swapping completed vehicle;

[0027] The battery replacement message also includes at least one of a battery replacement city, a battery replacement station code, a license plate number, a message type, and a replacement time;

[0028] The battery replacement message also includes at least one of a battery replacement city, a battery replacement station code, a license plate number, a message type, and a replacement time;

[0029] The charging connection message, the charging process message and the charging completion message all further include at least one of a power station name, a power station code and a storage location number.

[0030] A computer-readable storage medium stores a computer program, which, when executed by a processor, implements the steps of the above-mentioned electric vehicle battery information management method.

[0031] An information management system for electric vehicle batteries, used for information management of battery packs in a battery swap station, the information management system comprising a battery swap message generation module, a charging connection message generation module, a charging process message generation module and a storage module;

[0032] The battery replacement message generation module is used to generate a battery replacement message for a battery pack when the battery pack is replaced, and the battery replacement message includes information of the vehicle to be replaced and basic battery information of the battery pack;

[0033] The charging connection message generation module is used to generate a charging connection message of the battery pack when the battery pack is connected for charging, and the charging connection message includes basic information of the battery;

[0034] The charging process message generation module is used to generate a charging process message of the battery pack based on a preset frequency during the charging process of the battery pack, wherein the charging process message includes basic information of the battery and charging parameter information of the battery pack;

[0035] The storage module is used to store the battery replacement message, the charging connection message and the charging process message in a one-to-one correspondence based on the basic information of the battery.

[0036] Preferably, the battery information management system further comprises a charging completion message generation module and a battery replacement message generation module;

[0037] The charging completion message generation module is used to generate a charging completion message for the battery pack when the charging of the battery pack is completed, and the charging completion message includes the basic information of the battery;

[0038] The battery replacement message generation module is used to generate a battery replacement message for the battery pack when the battery pack is replaced, and the battery replacement message includes the vehicle information of the battery replacement completion and the basic information of the battery;

[0039] The storage module is also used to store the charging completion message and the battery replacement message in a one-to-one correspondence based on the basic information of the battery.

[0040] Preferably, the battery replacement message, the charging connection message, the charging process message, the charging completion message and the battery replacement message all include corresponding message generation time, and the battery information management system also includes a latest status information update module;

[0041] The latest status information updating module is used to store the message corresponding to the latest message generation time as the latest status information of the battery pack.

[0042] Preferably, the latest status information updating module includes a historical status information acquiring unit, a current status information acquiring unit, a judging unit and a status information updating unit;

[0043] The historical status information acquisition unit is used to acquire the latest historical status information of the battery pack;

[0044] The current state information acquisition unit is used to acquire the message currently generated by the battery pack as the current latest state information;

[0045] The judging unit is used to judge whether the current latest status information is later than the historical latest status information, and if so, call the status information updating unit;

[0046] The status information updating unit is used to update the latest status information of the battery pack according to the current latest status information.

[0047] The positive progressive effect of the present invention is that: based on the battery replacement record and charging record data, the present invention can further realize the traversal of battery-related data and determine the latest battery status of the battery, and then through battery tracing, it can realize battery asset type classification, type statistics, status statistics, real-time query of the current basic status of the battery and other functions. BRIEF DESCRIPTION OF THE DRAWINGS

[0048] Figure 1 This is a flow chart of an electric vehicle battery information management method according to Embodiment 1 of the present invention.

[0049] Figure 2 This is a flow chart of an electric vehicle battery information management method according to Embodiment 2 of the present invention.

[0050] Figure 3 This is a flowchart of step 17 in the electric vehicle battery information management method according to embodiment 2 of the present invention.

[0051] Figure 4 This is a schematic diagram of the structure of an electronic device according to Embodiment 3 of the present invention.

[0052] Figure 5 This is a module schematic diagram of the electric vehicle battery information management system of Example 5 of the present invention.

[0053] Figure 6 This is a module schematic diagram of the electric vehicle battery information management system of Example 6 of the present invention.

[0054] Figure 7 This is a module schematic diagram of the latest status information update module in the electric vehicle battery information management system of Example 6 of the present invention. DETAILED DESCRIPTION

[0055] The present invention is further described below by way of examples, but the present invention is not limited to the scope of the examples.

[0056] Example 1

[0057] An information management method for electric vehicle batteries is used to manage the information of battery packs in a battery swap station, such as Figure 1 As shown, the information management method includes:

[0058] Step 11, when a battery pack is replaced, a battery replacement message is generated; the battery replacement message includes information of the vehicle to be replaced and basic battery information of the battery pack; the basic battery information also includes a battery identification number, and at least one of a fixed asset code, manufacturer, network access date, asset ownership, registration city, and software and hardware versions; the battery replacement message also includes at least one of a battery replacement city, a battery replacement station code, a license plate number, a message type, and a replacement time;

[0059] Step 12: When the battery pack is connected for charging, a charging connection message of the battery pack is generated; the charging connection message includes basic information of the battery;

[0060] Step 13: During the charging process of the battery pack, a charging process message of the battery pack is generated based on a preset frequency; the charging process message includes basic battery information and charging parameter information of the battery pack;

[0061] Step 14: When the battery pack is fully charged, a charging completion message of the battery pack is generated; the charging completion message includes basic information of the battery; the charging connection message, the charging process message and the charging completion message also include at least one of the power station name, the power station code and the storage location number;

[0062] Step 15: When the battery pack is replaced, a battery replacement message is generated; the battery replacement message includes the vehicle information and basic battery information of the battery replacement completion; the battery replacement message also includes at least one of the battery replacement city, the battery replacement station code, the license plate number, the message type and the replacement time;

[0063] Step 16: Based on the basic information of the battery, the battery replacement message, the charging connection message, the charging process message, the charging completion message and the battery replacement message are stored one by one.

[0064] The present invention is based on battery replacement records and charging record data, and can further realize traversal of battery-related data, and then can determine the latest battery status of the battery through battery tracing, and further can realize battery asset type classification, type statistics, status statistics, real-time query of the current basic status of the battery and other functions.

[0065] Example 2

[0066] The information management method of the electric vehicle battery of this embodiment is further improved on the basis of embodiment 1, and the battery replacement message, charging connection message, charging process message, charging completion message and battery replacement message all contain the corresponding message generation time;

[0067] like Figure 2 As shown, the battery information management method also includes:

[0068] Step 17: Store the message corresponding to the latest message generation time as the latest status information of the battery pack.

[0069] Among them, Figure 3 As shown, step 17 specifically includes:

[0070] Step 171, obtaining the latest historical status information of the battery pack;

[0071] Step 172, obtaining a message currently generated by the battery pack as the current latest status information;

[0072] Step 173, determine whether the current latest status information is later than the historical latest status information, if so, execute step 174, if not, execute step 175;

[0073] Step 174, updating the latest status information of the battery pack according to the current latest status information;

[0074] Step 175: Do not update the latest status information of the battery pack.

[0075] It should be noted that data for a certain period of time can be cached in the message record. When the continuously stored data exceeds the specified data capacity, it is inevitable that the cached data will be stored in advance. In order to obtain the latest status information of the battery pack, it is necessary to confirm the status of the message according to the message generation time, so as to obtain the latest status of the battery pack.

[0076] In this embodiment, based on the battery replacement record and charging record data, by traversing the stored message data, the latest battery status of the battery pack can be further confirmed, thereby facilitating real-time query of the latest status of the battery.

[0077] Example 3

[0078] An electronic device includes a memory, a processor, and a computer program stored in the memory and executable on the processor. When the processor executes the computer program, the electric vehicle battery information management method described in Example 1 or 2 is implemented.

[0079] Figure 4 A schematic diagram of the structure of an electronic device provided in this embodiment. Figure 4 A block diagram of an exemplary electronic device 90 suitable for use in implementing embodiments of the present invention is shown. Figure 4 The electronic device 90 shown is only an example and should not bring any limitation to the functions and scope of use of the embodiments of the present invention.

[0080] like Figure 4 As shown, the electronic device 90 may be in the form of a general-purpose computing device, for example, it may be a server device. The components of the electronic device 90 may include, but are not limited to: at least one processor 91, at least one memory 92, and a bus 93 connecting different system components (including the memory 92 and the processor 91).

[0081] The bus 93 includes a data bus, an address bus, and a control bus.

[0082] The memory 92 may include a volatile memory, such as a random access memory (RAM) 921 and / or a cache memory 922 , and may further include a read-only memory (ROM) 923 .

[0083] The memory 92 may also include a program tool 925 having a set (at least one) of program modules 924, such program modules 924 including but not limited to: an operating system, one or more application programs, other program modules and program data, each of which or some combination may include the implementation of a network environment.

[0084] The processor 91 executes various functional applications and data processing by running computer programs stored in the memory 92 .

[0085] The electronic device 90 may also communicate with one or more external devices 94 (e.g., keyboards, pointing devices, etc.). Such communication may be performed via an input / output (I / O) interface 95. Furthermore, the electronic device 90 may also communicate with one or more networks (e.g., a local area network (LAN), a wide area network (WAN), and / or a public network, such as the Internet) via a network adapter 96. The network adapter 96 communicates with other modules of the electronic device 90 via a bus 93. It should be understood that, although not shown in the figure, other hardware and / or software modules may be used in conjunction with the electronic device 90, including but not limited to: microcode, device drivers, redundant processors, external disk drive arrays, RAID (disk array) systems, tape drives, and data backup storage systems, etc.

[0086] It should be noted that although several units / modules or sub-units / modules of the electronic device are mentioned in the above detailed description, this division is merely exemplary and not mandatory. In fact, according to the embodiments of the present application, the features and functions of two or more units / modules described above can be embodied in one unit / module. Conversely, the features and functions of one unit / module described above can be further divided into multiple units / modules to be embodied.

[0087] Example 4

[0088] A computer-readable storage medium stores a computer program, which, when executed by a processor, implements the steps of the electric vehicle battery information management method described in Example 1 or 2.

[0089] The readable storage medium may include but is not limited to: a portable disk, a hard disk, a random access memory, a read-only memory, an erasable programmable read-only memory, an optical storage device, a magnetic storage device or any suitable combination of the above.

[0090] In a possible implementation, the present invention can also be implemented in the form of a program product, which includes a program code. When the program product is run on a terminal device, the program code is used to enable the terminal device to execute the steps of the electric vehicle battery information management method described in Example 1 or 2.

[0091] Among them, the program code for executing the present invention can be written in any combination of one or more programming languages, and the program code can be executed completely on the user device, partially on the user device, as an independent software package, partially on the user device and partially on a remote device, or completely on the remote device.

[0092] Example 5

[0093] An electric vehicle battery information management system is used to manage the battery pack information in the battery swap station, such as Figure 5 As shown, the information management system includes a battery replacement message generation module 1, a charging connection message generation module 2, a charging process message generation module 3 and a storage module 4;

[0094] The battery replacement message generation module 1 is used to generate a battery replacement message for a battery pack when a battery pack is replaced. The battery replacement message includes information of the vehicle to be replaced and basic battery information of the battery pack; the basic battery information also includes a battery identification number, and at least one of a fixed asset code, manufacturer, network access date, asset ownership, registration city, and software and hardware versions. The battery replacement message also includes at least one of a battery replacement city, a battery replacement station code, a license plate number, a message type, and a replacement time;

[0095] The charging connection message generation module 2 is used to generate a charging connection message of the battery pack when the battery pack is connected for charging, and the charging connection message includes basic information of the battery;

[0096] The charging process message generation module 3 is used to generate a charging process message of the battery pack based on a preset frequency during the charging process of the battery pack, and the charging process message includes basic information of the battery and charging parameter information of the battery pack; the charging connection message and the charging process message also include at least one of the power station name, power station code and storage location number;

[0097] The storage module 4 is used to store the battery replacement message, charging connection message and charging process message in a one-to-one correspondence based on the basic information of the battery.

[0098] In this embodiment, see Figure 5 , the battery information management system also includes a charging completion message generation module 5 and a battery replacement message generation module 6;

[0099] The charging completion message generation module 5 is used to generate a charging completion message of the battery pack when the battery pack is charged. The charging completion message includes basic information of the battery; the charging completion message also includes at least one of the power station name, power station code and warehouse number;

[0100] The battery replacement message generation module 6 is used to generate a battery replacement message for the battery pack when the battery pack is replaced. The battery replacement message includes the vehicle information and basic battery information of the battery replacement completion; the battery replacement message also includes at least one of the battery replacement city, the battery replacement station code, the license plate number, the message type and the replacement time;

[0101] The storage module 4 is also used to store the charging completion message and the battery replacement message in a one-to-one correspondence based on the basic information of the battery.

[0102] The present invention is based on battery replacement records and charging record data, and can further realize traversal of battery-related data, and then can determine the latest battery status of the battery through battery tracing, and further can realize battery asset type classification, type statistics, status statistics, real-time query of the current basic status of the battery and other functions.

[0103] Example 6

[0104] The information management system of the electric vehicle battery of this embodiment is further improved on the basis of the embodiment 5. The battery replacement message, charging connection message, charging process message, charging completion message and battery replacement message all contain the corresponding message generation time, such as Figure 6 As shown, the battery information management system also includes a latest status information updating module 7;

[0105] The latest status information updating module 7 is used to store the message corresponding to the latest message generation time as the latest status information of the battery pack.

[0106] Specifically, Figure 7 As shown, the latest status information updating module 7 includes a historical status information acquiring unit 71, a current status information acquiring unit 72, a judging unit 73 and a status information updating unit 74;

[0107] The historical status information acquisition unit 71 is used to acquire the latest historical status information of the battery pack;

[0108] The current state information acquisition unit 72 is used to acquire the message currently generated by the battery pack as the current latest state information;

[0109] The judging unit 73 is used to judge whether the current latest status information is later than the historical latest status information. If so, the status information updating unit 74 is called; if not, the latest status information of the battery pack is not updated.

[0110] The status information updating unit 74 is used to update the latest status information of the battery pack according to the current latest status information.

[0111] It should be noted that data for a certain period of time can be cached in the message record. When the continuously stored data exceeds the specified data capacity, it is inevitable that the cached data will be stored in advance. In order to obtain the latest status information of the battery pack, it is necessary to confirm the status of the message according to the message generation time, so as to obtain the latest status of the battery pack.

[0112] In this embodiment, based on the battery replacement record and charging record data, by traversing the stored message data, the latest battery status of the battery pack can be further confirmed, thereby facilitating real-time query of the latest status of the battery.

[0113] Although the specific embodiments of the present invention are described above, it should be understood by those skilled in the art that this is only for illustration and the protection scope of the present invention is defined by the appended claims. Those skilled in the art may make various changes or modifications to these embodiments without departing from the principles and essence of the present invention, but these changes and modifications all fall within the protection scope of the present invention.

Claims

1. An information management method for electric vehicle batteries, used for information management of battery packs in a battery swap station, characterized in that: The information management method comprises: When a battery pack is replaced, a battery replacement message of the battery pack is generated, wherein the battery replacement message includes information of the vehicle to be replaced and basic battery information of the battery pack; When the battery pack is connected for charging, a charging connection message of the battery pack is generated, wherein the charging connection message includes basic information of the battery; During the charging process of the battery pack, a charging process message of the battery pack is generated based on a preset frequency, wherein the charging process message includes basic information of the battery and charging parameter information of the battery pack; The battery replacement message, the charging connection message, and the charging process message all include corresponding message generation time, and the battery replacement message, the charging connection message, and the charging process message are stored in a one-to-one correspondence based on the basic battery information and the message generation time; Storing a message corresponding to the latest message generation time as the latest status information of the battery pack includes: Obtaining the latest historical status information of the battery pack; Acquire the message currently generated by the battery pack as the current latest status information; Determine whether the current latest status information is later than the historical latest status information; If yes, updating the latest status information of the battery pack according to the current latest status information; If not, the latest status information of the battery pack is not updated.

2. The electric vehicle battery information management method according to claim 1, characterized in that: The information management method further comprises: When charging of the battery pack is completed, generating a charging completion message of the battery pack, wherein the charging completion message includes basic information of the battery; When the battery pack is replaced, a battery replacement message of the battery pack is generated, wherein the battery replacement message includes vehicle information of battery replacement completion and basic battery information; Based on the basic battery information, the charging completion message and the battery replacement message are stored in a one-to-one correspondence.

3. The electric vehicle battery information management method according to claim 2, characterized in that: The charging completion message and the battery replacement message both include the corresponding message generation time; Based on the stored message data, query the latest status of the battery.

4. The electric vehicle battery information management method according to claim 2, characterized in that: The basic battery information also includes a battery identification number, and at least one of a fixed asset code, a manufacturer, a network access date, an asset ownership, a registration city, and a software and hardware version; The battery-swapping vehicle information includes the identification number of the battery-swapping vehicle, and the battery-swapping completed vehicle information includes the identification number of the battery-swapping completed vehicle; The battery replacement message also includes at least one of a battery replacement city, a battery replacement station code, a license plate number, a message type, and a replacement time; The battery replacement message also includes at least one of a battery replacement city, a battery replacement station code, a license plate number, a message type, and a replacement time; The charging connection message, the charging process message and the charging completion message all further include at least one of a power station name, a power station code and a storage location number.

5. A computer-readable storage medium having a computer program stored thereon, characterized in that: When the program is executed by a processor, the steps of the electric vehicle battery information management method according to any one of claims 1 to 4 are implemented.

6. An electric vehicle battery information management system, used for information management of battery packs in a battery swap station, characterized in that: The information management system includes a battery replacement message generation module, a charging connection message generation module, a charging process message generation module and a storage module; The battery replacement message generation module is used to generate a battery replacement message for a battery pack when the battery pack is replaced, and the battery replacement message includes information of the vehicle to be replaced and basic battery information of the battery pack; The charging connection message generation module is used to generate a charging connection message of the battery pack when the battery pack is connected for charging, and the charging connection message includes basic information of the battery; The charging process message generation module is used to generate a charging process message of the battery pack based on a preset frequency during the charging process of the battery pack, wherein the charging process message includes basic information of the battery and charging parameter information of the battery pack; The battery replacement message, the charging connection message, and the charging process message all include corresponding message generation time, and the storage module is used to store the battery replacement message, the charging connection message, and the charging process message in a one-to-one correspondence based on the basic battery information and the message generation time; The information management system also includes a latest status information update module; The latest status information updating module is used to store the message corresponding to the latest message generation time as the latest status information of the battery pack; The latest status information updating module includes a historical status information acquiring unit, a current status information acquiring unit, a judging unit and a status information updating unit; The historical status information acquisition unit is used to acquire the latest historical status information of the battery pack; The current state information acquisition unit is used to acquire the message currently generated by the battery pack as the current latest state information; The judging unit is used to judge whether the current latest status information is later than the historical latest status information, and if so, call the status information updating unit; The status information updating unit is used to update the latest status information of the battery pack according to the current latest status information.

7. The electric vehicle battery information management system according to claim 6, characterized in that: The information management system also includes a charging completion message generation module and a battery replacement message generation module; The charging completion message generation module is used to generate a charging completion message for the battery pack when the charging of the battery pack is completed, and the charging completion message includes the basic information of the battery; The battery replacement message generation module is used to generate a battery replacement message for the battery pack when the battery pack is replaced, and the battery replacement message includes the vehicle information of battery replacement completion and the basic information of the battery; The storage module is also used to store the charging completion message and the battery replacement message in a one-to-one correspondence based on the basic information of the battery.

8. The electric vehicle battery information management system according to claim 7, characterized in that: The charging completion message and the battery replacement message both include the corresponding message generation time; Based on the stored message data, query the latest status of the battery.

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