CN115864613A

CN115864613A - Method and device for charging battery of power exchange cabinet, terminal equipment and storage medium

Info

Publication number: CN115864613A
Application number: CN202310174749.7A
Authority: CN
Inventors: 柯志明
Original assignee: Topak Power Technology Co ltd
Current assignee: Topak Power Technology Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-03-28
Anticipated expiration: 2043-02-28
Also published as: CN115864613B

Abstract

The application relates to a method and a device for charging a battery of a battery replacement cabinet, terminal equipment and a storage medium, and relates to the technical field of battery charging. The method comprises the following steps: the method comprises the steps of obtaining initial electric quantity values respectively corresponding to storage batteries in a target power changing cabinet, determining charging levels respectively corresponding to the storage batteries and outputting a charging instruction based on the initial electric quantity values respectively corresponding to the storage batteries, determining the number of the storage batteries respectively corresponding to the charging levels based on the charging levels respectively corresponding to the storage batteries, obtaining internal temperature corresponding to the target power changing cabinet, determining unsafe values of the target power changing cabinet based on the internal temperature and the number of the storage batteries respectively corresponding to the charging levels, and outputting a cooling instruction when the unsafe values are larger than preset unsafe values so as to enable cooling equipment to be started. The battery charging method and device for the battery replacement cabinet, the terminal equipment and the storage medium can improve the charging safety of the storage battery in the battery replacement cabinet.

Description

Method and device for charging battery of power exchange cabinet, terminal equipment and storage medium

Technical Field

The present application relates to the field of battery charging technologies, and in particular, to a method and an apparatus for charging a battery of a battery replacement cabinet, a terminal device, and a storage medium.

Background

Along with the development of science and technology, sharing electric motor car is selected to more and more people when going on a journey, and sharing electric motor car is supplied power by the battery, needs to charge to the battery after the battery power consumption, and sharing electric motor car operator all charges in batches with a plurality of batteries in trading the battery cabinet usually, will charge the back and transport the battery that is full of after accomplishing to each sharing electric motor car parking point and carry out the change of battery.

The battery replacement cabinet is usually closed, heat in the battery replacement cabinet is accumulated in the charging process of the storage battery, the charging current of the storage battery is higher, the temperature is higher, the internal over-temperature of the battery core is easily caused, potential safety hazards exist, the charging safety of the storage battery in the battery replacement cabinet is reduced, and therefore, the charging safety of the storage battery in the battery replacement cabinet is more and more important.

Disclosure of Invention

In order to improve the charging safety of the storage battery in the battery replacement cabinet, the application provides a battery charging method and device for the battery replacement cabinet, terminal equipment and a storage medium.

The above object of the present invention is achieved by the following technical solutions:

in a first aspect, a method for charging a battery of a battery replacement cabinet is provided, and the method includes:

acquiring initial electric quantity values corresponding to all storage batteries in a target power conversion cabinet;

determining charging grades corresponding to the storage batteries respectively based on initial electric quantity values corresponding to the storage batteries respectively, and outputting a charging instruction, wherein the charging grades are used for representing the magnitude of current when a target power transformation cabinet charges the storage batteries, and the charging instruction is used for controlling the target power transformation cabinet to charge the storage batteries at the charging grades corresponding to the storage batteries respectively;

determining the quantity of the storage batteries corresponding to each charging grade based on the charging grade corresponding to each storage battery;

acquiring the corresponding internal temperature of the target power conversion cabinet;

determining unsafe values of the target power transformation cabinet based on the internal temperature and the quantity of storage batteries corresponding to each charging grade;

and if the unsafe value is larger than a preset unsafe value, outputting a cooling instruction, wherein the cooling instruction is used for controlling the cooling equipment to be started.

By adopting the technical scheme, the initial electric quantity values respectively corresponding to all the storage batteries in the target power change cabinet are obtained, the charging grades respectively corresponding to all the storage batteries are determined and the charging instruction is output based on the initial electric quantity values respectively corresponding to all the storage batteries, the number of the storage batteries respectively corresponding to all the charging grades is determined based on the charging grades respectively corresponding to all the storage batteries, after the target power change cabinet is controlled to charge the storage batteries at the charging grades, the temperature in the power change cabinet is possibly increased, the internal temperature corresponding to the power change cabinet is obtained, the internal temperature is further increased when the number of the storage batteries in the target power change cabinet is large, the unsafe value of the target power change cabinet is jointly determined based on the internal temperature and the number of the storage batteries respectively corresponding to all the charging grades, when the unsafe value is larger than the preset unsafe value, the temperature is continuously increased to cause potential safety hazards, and the cooling instruction is output to reduce the internal temperature of the power change cabinet, so that the charging safety of the storage batteries in the power change cabinet is improved.

In one possible implementation manner, determining the charging level corresponding to each storage battery based on the initial electric quantity value corresponding to each storage battery includes:

determining an electric quantity difference value based on the initial electric quantity value corresponding to each storage battery, and determining a charging grade corresponding to each storage battery based on the electric quantity difference value and a preset charging grade; alternatively, the first and second electrodes may be,

and determining the charging grade corresponding to each storage battery based on the initial electric quantity value corresponding to each storage battery and the corresponding relation between the preset electric quantity range and the preset charging grade.

In another possible implementation manner, determining the charging level corresponding to each storage battery based on the initial charge value corresponding to each storage battery, and then:

determining the number of storage batteries corresponding to the charging grade higher than the preset grade, and determining the storage batteries corresponding to the charging grade higher than the preset grade as high-current storage batteries;

if the number of the storage batteries is larger than a preset number threshold, acquiring charging positions corresponding to the high-current storage batteries respectively;

determining a reduced battery from the high current batteries based on the charging location, the reduced battery being a battery having a reduced level of charge;

and if the storage battery corresponding to the charging grade higher than the preset grade does not exist, determining a raised storage battery from the high-current storage batteries on the basis of the initial electric quantity value, wherein the raised storage battery is the storage battery with the raised charging grade.

In another possible implementation manner, if the unsafe value is greater than a preset unsafe value, outputting a cooling instruction includes:

if the unsafe value is larger than a preset unsafe value, acquiring the ambient temperature;

if the internal temperature is greater than the ambient temperature, determining a temperature difference based on the internal temperature and the ambient temperature;

determining a reduced temperature based on the temperature difference and the number of storage batteries corresponding to each charging grade;

and outputting a cooling instruction based on the reduced temperature.

In another possible implementation manner, the method further includes:

and if the unsafe value is larger than the preset unsafe value, determining the charging reduction current level of each storage battery based on the charging level respectively corresponding to each storage battery.

In another possible implementation manner, the determining, based on the initial charge values respectively corresponding to the storage batteries, the charging levels respectively corresponding to the storage batteries and outputting the charging instruction further includes:

acquiring interval electric quantity values respectively corresponding to the storage batteries;

if the interval electric quantity value is larger than a preset electric quantity threshold value, determining the storage battery corresponding to the interval electric quantity value as a full-electric-quantity battery, and outputting a charging stopping instruction, wherein the charging stopping instruction is used for controlling a target battery replacement cabinet to stop charging the full-electric-quantity battery;

acquiring the charging time corresponding to the full-charge battery;

and determining the storage battery to be maintained based on the charging time and the initial electric quantity value.

In another possible implementation manner, the determining, based on the charging levels respectively corresponding to the storage batteries, the number of the storage batteries respectively corresponding to the charging levels further includes:

determining the use value of the target power transformation cabinet based on the number of storage batteries corresponding to each charging grade and a preset use weight;

and if the use value is larger than a preset use threshold value, outputting alarm information.

In a second aspect, an apparatus for charging a battery of a battery replacement cabinet is provided, the apparatus comprising:

the first acquisition module is used for acquiring initial electric quantity values corresponding to all storage batteries in the target power transformation cabinet;

the first determining module is used for determining charging grades corresponding to the storage batteries respectively based on initial electric quantity values corresponding to the storage batteries respectively and outputting charging instructions, wherein the charging grades are used for representing the magnitude of current when a target power conversion cabinet charges the storage batteries, and the charging instructions are used for controlling the target power conversion cabinet to charge the storage batteries at the charging grades corresponding to the storage batteries respectively;

the second determining module is used for determining the quantity of the storage batteries corresponding to each charging grade based on the charging grade corresponding to each storage battery;

the second acquisition module is used for acquiring the internal temperature corresponding to the target battery replacement cabinet;

the third determining module is used for determining unsafe values of the target power conversion cabinet based on the internal temperature and the number of storage batteries corresponding to each charging grade;

and the first output module is used for outputting a cooling instruction when the unsafe value is greater than a preset unsafe value, and the cooling instruction is used for controlling the cooling equipment to be opened.

In a possible implementation manner, when determining the charging levels respectively corresponding to the storage batteries based on the initial charge values respectively corresponding to the storage batteries, the first determining module is specifically configured to:

In another possible implementation manner, the apparatus further includes: a fourth determination module, a third acquisition module, a fifth determination module, and a sixth determination module, wherein,

the fourth determining module is used for determining the number of the storage batteries corresponding to the charging grade greater than the preset grade and determining the storage batteries corresponding to the charging grade greater than the preset grade as high-current storage batteries;

the third obtaining module is used for obtaining the charging positions corresponding to the high-current storage batteries respectively when the number of the storage batteries is larger than a preset number threshold;

the fifth determination module is used for determining a reduced storage battery from high-current storage batteries based on the charging position, and the reduced storage battery is a storage battery with a reduced charging level;

and the sixth determining module is used for determining a raised storage battery from the high-current storage batteries based on the initial electric quantity value when the storage battery corresponding to the charging grade larger than the preset grade does not exist, wherein the raised storage battery is the storage battery with the raised charging grade.

In another possible implementation manner, when the first output module outputs the cooling instruction when the unsafe value is greater than a preset unsafe value, the first output module is specifically configured to:

when the unsafe value is larger than a preset unsafe value, acquiring the ambient temperature;

determining a temperature difference based on the interior temperature and the ambient temperature when the interior temperature is greater than the ambient temperature;

outputting a cooling instruction based on the reduced temperature.

In another possible implementation manner, the apparatus further includes: a seventh determining module, wherein,

and the seventh determining module is used for determining the charging reduction current level of each storage battery based on the charging level respectively corresponding to each storage battery when the unsafe value is larger than the preset unsafe value.

In another possible implementation manner, the apparatus further includes: a fourth obtaining module, an eighth determining module, a fifth obtaining module and a ninth determining module, wherein,

the fourth acquisition module is used for acquiring the interval electric quantity values respectively corresponding to the storage batteries;

the eighth determining module is configured to determine, when the interval electric quantity value is greater than a preset electric quantity threshold, that the storage battery corresponding to the interval electric quantity value is a full-capacity battery, and output a charging stop instruction, where the charging stop instruction is used to control the target battery replacement cabinet to stop charging the full-capacity battery;

the fifth obtaining module is used for obtaining the charging time corresponding to the full-charge battery;

and the ninth determining module is used for determining the storage battery to be maintained based on the charging time and the initial electric quantity value.

In another possible implementation manner, the apparatus further includes: a value determination module and a second output module, wherein,

the service value determining module is used for determining the service value of the target power conversion cabinet based on the number of storage batteries corresponding to each charging grade and a preset service weight;

and the second output module is used for outputting alarm information when the use value is greater than a preset use threshold value.

In a third aspect, a terminal device is provided, which includes:

one or more processors;

a memory;

one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the one or more processors, the one or more applications configured to: and executing the operation corresponding to the method for charging the battery of the battery replacement cabinet according to any one of the possible implementation manners of the first aspect.

In a fourth aspect, a computer-readable storage medium is provided, which stores at least one instruction, at least one program, a set of codes, or a set of instructions, which is loaded and executed by a processor to implement the method for charging a battery of a battery charging cabinet as set forth in any one of the possible implementations of the first aspect.

In summary, the present application includes at least one of the following beneficial technical effects:

the application provides a method, a device, a terminal device and a storage medium for charging batteries of a power conversion cabinet, compared with the related art, in the application, initial electric quantity values respectively corresponding to all storage batteries in a target power conversion cabinet are obtained, charging grades respectively corresponding to all the storage batteries are determined based on the initial electric quantity values respectively corresponding to all the storage batteries, the quantity of the storage batteries respectively corresponding to all the charging grades is determined based on the charging grades respectively corresponding to all the storage batteries, after the target power conversion cabinet is controlled to charge the storage batteries according to the charging grades, the temperature in the power conversion cabinet is possibly increased, the internal temperature corresponding to the power conversion cabinet is obtained, the internal temperature is further increased when the quantity of the storage batteries in the target power conversion cabinet is large, unsafe values of the target power conversion cabinet are jointly determined based on the internal temperature and the quantity of the storage batteries respectively corresponding to all the charging grades, when the unsafe values are larger than preset unsafe values, the temperature is continuously increased to cause potential safety hazards, a cooling instruction is output to reduce the internal temperature of the power conversion cabinet, and the safety of the storage batteries in the power conversion cabinet is improved.

Drawings

Fig. 1 is a schematic flowchart of a method for charging a battery of a battery replacement cabinet according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a device for charging a battery of a battery replacement cabinet according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a terminal device according to an embodiment of the present application.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

In order to facilitate the batch charging of the batteries, the battery replacement cabinet is more and more widely adopted by the operators of the shared electric vehicles, when the battery replacement cabinet charges the batteries in batch, a large number of batteries are stored in the battery replacement cabinet, in order to prevent the batteries from being lost, the battery replacement cabinet is generally set to be closed, the batteries accumulate heat in the battery replacement cabinet in the charging process, the heat dissipation performance of the battery replacement cabinet is poor, the internal over-temperature of the battery core is easily caused, the battery bulge is caused, even accidents such as fire and battery explosion are caused, and great potential safety hazards exist. The purpose of this application embodiment is to overcome above-mentioned not enough, aims at solving when electric motor car battery is charged in batches and trades the electric cabinet heat dispersion poor, very easily crosses the temperature, has the problem of potential safety hazard.

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.

The embodiments of the present application will be described in further detail with reference to the drawings.

The embodiment of the present application provides a method for charging a battery of a battery replacement cabinet, which is executed by a terminal device, where the terminal device may be a smart phone, a tablet computer, a notebook computer, a desktop computer, or the like, and the embodiment of the present application is not limited herein, where as shown in fig. 1, the method may include:

and S101, acquiring initial electric quantity values corresponding to all storage batteries in the target power change cabinet.

For the embodiment of the present application, the target power exchanging cabinet is any one of the power exchanging cabinets, and the initial electric quantity value is a corresponding electric quantity value when the storage battery is placed in the target power exchanging cabinet, that is, a remaining electric quantity of the storage battery, for example, the remaining electric quantity of the storage battery 1 is 40%.

For this application embodiment, the electric quantity acquisition module can gather the initial electric quantity value that each battery corresponds respectively in the target power changing cabinet when detecting the battery, also can obtain the initial electric quantity value that each battery corresponds respectively in the target power changing cabinet when detecting user's trigger command, does not do the restriction in this application embodiment.

For the embodiment of the application, the terminal device may obtain the initial electric quantity values respectively corresponding to the storage batteries from the electric quantity acquisition module, and also may obtain the initial electric quantity values respectively corresponding to the storage batteries in the target power change cabinet when the acquisition operation triggered by the user is detected, which is not limited in the embodiment of the application.

In the above application embodiment, after the electric quantity acquisition module acquires the initial electric quantity values corresponding to the storage batteries in the target power conversion cabinet, the initial electric quantity values corresponding to the storage batteries in the target power conversion cabinet can be stored locally, and can also be sent to other devices for storage.

It should be noted that the power collection module may be a device independent from the terminal device, or may be a power collection module belonging to the terminal device.

In the above application embodiment, after the terminal device obtains the initial electric quantity values corresponding to the storage batteries in the target power transformation cabinet, the display device may display the initial electric quantity values corresponding to the storage batteries in the target power transformation cabinet in real time, or may display the initial electric quantity values corresponding to the storage batteries in the target power transformation cabinet when a display instruction triggered by a user is detected, so that the user can grasp the remaining electric quantity of the storage batteries in real time.

And S102, determining the charging grade corresponding to each storage battery and outputting a charging instruction based on the initial electric quantity value corresponding to each storage battery.

The charging level is used for representing the current when the target power transformation cabinet charges the storage batteries, and the charging instruction is used for controlling the target power transformation cabinet to charge the storage batteries according to the charging levels corresponding to the storage batteries.

For the embodiment of the application, in order to avoid the problem that the temperature of the power exchange cabinet is too high due to the fact that each storage battery is charged by using the maximum current value, the charging levels corresponding to the storage batteries are determined according to the initial electric quantity values and the preset charging levels corresponding to the storage batteries respectively, and the charging instruction is output, so that the target power exchange cabinet charges the storage batteries by the charging levels corresponding to the storage batteries.

In the embodiment of the application, after the charging levels respectively corresponding to the storage batteries are determined, the display device may display the charging levels respectively corresponding to the storage batteries in real time, or may display the charging levels respectively corresponding to the storage batteries when a display instruction triggered by a user is detected, so that the user can grasp the current condition of the storage batteries during charging.

Step S103 determines the number of storage batteries corresponding to each charging class based on the charging class corresponding to each storage battery.

In the embodiment of the present application, after the charge levels corresponding to the respective storage batteries are determined, the number of storage batteries corresponding to the respective charge levels may be determined, for example, if the charge level of the storage battery 1 is level 1, the charge level of the storage battery 2 is level 1, the charge level of the storage battery 3 is level 2, and the charge level of the storage battery 4 is level 3, the number of storage batteries of level 1 is 2, and the number of storage batteries of level 2 is 1 and the number of storage batteries of level 3 is 1.

Further, the display device may display the number of the storage batteries corresponding to each charging class in real time, or may display the number of the storage batteries corresponding to each charging class when a display instruction triggered by a user is detected, which is not limited in the embodiment of the present application.

And S104, acquiring the corresponding internal temperature of the target power change cabinet.

For the embodiment of the application, the temperature acquisition module can acquire the internal temperature corresponding to the target power conversion cabinet in real time, also can acquire the internal temperature corresponding to the target power conversion cabinet at intervals of specific time, and also can acquire the internal temperature corresponding to the target power conversion cabinet when detecting a temperature acquisition instruction triggered by a user, which is not limited in the embodiment of the application.

For the embodiment of the application, the internal temperature of the target power transformation cabinet can be the average temperature of each position in the target power transformation cabinet, and can also be the temperature of a certain position.

For the embodiment of the application, the terminal device can acquire the internal temperature corresponding to the target power switching cabinet from the temperature acquisition module in real time, can also acquire the internal temperature corresponding to the target power switching cabinet from the temperature acquisition module at preset intervals, and can also acquire the internal temperature corresponding to the target power switching cabinet from the temperature acquisition module when an acquisition instruction triggered by a user is detected, which is not limited in the embodiment of the application.

It should be noted that the temperature acquisition module may be a device independent from the terminal device, or may be a temperature acquisition module belonging to the terminal device.

In the above application embodiment, after the internal temperature corresponding to the target power conversion cabinet is obtained, the display device may display the internal temperature corresponding to the target power conversion cabinet in real time, and may also obtain the internal temperature corresponding to the target power conversion cabinet when a display instruction triggered by a user is detected, so that the user can grasp the temperature change condition of the target power conversion cabinet when the storage battery is charged in real time.

And S105, determining an unsafe value of the target power conversion cabinet based on the internal temperature and the number of storage batteries corresponding to each charging grade.

For the embodiment of the application, when the internal temperature of the target power change cabinet rises, the target power change cabinet may have potential safety hazards, when the number of the storage batteries respectively corresponding to each charging level in the target power change cabinet is more and more, the temperature may rise rapidly, the target power change cabinet may also have potential safety hazards, and unsafe values of the target power change cabinet are determined jointly according to the steady temperature of the target power change cabinet and the number of the storage batteries respectively corresponding to each charging level.

And S106, if the unsafe value is larger than the preset unsafe value, outputting a cooling instruction.

Wherein, the cooling instruction is used for controlling the cooling equipment to be started.

For the embodiment of the application, the cooling device can be an exhaust fan, when the unsafe value is larger than the preset unsafe value, the temperature in the power exchange cabinet is possibly abnormal, and a cooling instruction is output, so that the cooling device is started to reduce the temperature in the power exchange cabinet, the power exchange cabinet is cooled when the temperature of the power exchange cabinet rises, and the charging safety of the storage battery in the power exchange cabinet is ensured.

The embodiment of the application provides a method for charging batteries of a power conversion cabinet, and compared with the related art, in the embodiment of the application, the number of the storage batteries respectively corresponding to each charging level is determined by obtaining the initial electric quantity value respectively corresponding to each storage battery in a target power conversion cabinet, the charging level respectively corresponding to each storage battery is determined based on the initial electric quantity value respectively corresponding to each storage battery, the number of the storage batteries respectively corresponding to each charging level is determined based on the charging level respectively corresponding to each storage battery, after the target power conversion cabinet is controlled to charge the storage batteries with the charging level, the temperature in the power conversion cabinet is possibly increased, the internal temperature corresponding to the power conversion cabinet is obtained, the internal temperature is further increased when the number of the storage batteries in the target power conversion cabinet is large, the unsafe value of the target power conversion cabinet is jointly determined based on the internal temperature and the number of the storage batteries respectively corresponding to each charging level, when the unsafe value is greater than a preset unsafe value, the temperature is continuously increased, and potential safety hazards appear, and a cooling instruction is output to reduce the internal temperature of the power conversion cabinet, and the safety of the storage batteries in the power conversion cabinet is improved.

A possible implementation manner of the embodiment of the present application determines, based on the initial electric quantity values respectively corresponding to the storage batteries, the charging levels respectively corresponding to the storage batteries, which may specifically include: determining an electric quantity difference value based on the initial electric quantity value corresponding to each storage battery, and determining a charging grade corresponding to each storage battery based on the electric quantity difference value and a preset charging grade; or determining the charging levels respectively corresponding to the storage batteries based on the initial electric quantity values respectively corresponding to the storage batteries and the corresponding relation between the preset electric quantity range and the preset charging level. In the embodiment of the application, in order to avoid that all storage batteries use the highest charging grade to charge, and the temperature of the power exchange cabinet rises, the electric quantity difference value of the storage batteries in the power exchange cabinet can be determined through the initial electric quantity value corresponding to each storage battery, the storage batteries in different electric quantity ranges can be determined through the electric quantity difference value and the number of the preset charging grades, the charging grades corresponding to the storage batteries respectively are determined through the storage batteries in different electric quantity ranges and the preset charging grades, and the preset charging grades can be at least two different current values. The charging levels corresponding to the storage batteries are determined through the initial electric quantity values corresponding to the storage batteries, the electric quantity difference value and the preset charging level, all the storage batteries are prevented from being charged by the highest current value, the battery replacement cabinet is not charged fully for a long time, the heat emitted by the storage batteries in the battery replacement cabinet is reduced, and the charging safety of the storage batteries in the battery replacement cabinet is further improved.

For the embodiment of the present application, the size and the number of the preset charging levels may be preset by the system or preset by an engineer, or may be determined by current selection of a user.

For the embodiment of the application, the preset electric quantity range where the initial electric quantity value is located can be determined based on the corresponding relation between the preset electric quantity range and the preset charging level, the charging level corresponding to the initial electric quantity value is determined based on the corresponding relation between the preset electric quantity range and the preset charging level, namely the charging level corresponding to each storage battery is determined, the charging level corresponding to each storage battery is determined through the initial electric quantity value and the preset electric quantity range, and the data processing amount is reduced.

Further, the upper limit of the preset electric quantity range is in direct proportion to the preset charging level, that is, the larger the upper limit of the preset electric quantity range is, the larger the preset charging level corresponding to the preset electric quantity range is, for example, the preset electric quantity range is more than 90%, the corresponding charging level is the first preset charging level, the 50% -90% preset electric quantity range, the corresponding charging level is the second preset charging level, the 0% -50% preset electric quantity range, the corresponding charging level is the third preset charging level, the first preset charging level is greater than the second preset charging level, the second preset charging level is greater than the third preset charging level, and the charging level corresponding to the storage battery with the initial electric quantity value of 20% is the third preset charging level. The storage battery with the large preset electric quantity range is charged by using the large preset charging grade, so that the storage battery with the large preset electric quantity range is fully charged as soon as possible, and the charging efficiency of the storage battery is improved.

For the embodiment of the application, the charging grades corresponding to the storage batteries are determined through the initial electric quantity values corresponding to the storage batteries respectively, the initial electric quantity values of the storage batteries are different, the corresponding charging grades are possibly different, the situation that all the storage batteries are charged by using the maximum current is avoided, the temperature rising speed is reduced, and the charging safety of the storage batteries in the battery replacement cabinet is further improved.

Specifically, the electric quantity difference value is determined based on the initial electric quantity value corresponding to each storage battery, and the charging level corresponding to each storage battery is determined based on the electric quantity difference value and the preset charging level, which specifically may include: determining an electric quantity difference value based on the initial electric quantity values respectively corresponding to the storage batteries; determining an initial electric quantity range based on the initial electric quantity value, the electric quantity difference value and the number of preset charging grades; determining an electric quantity corresponding relation between the initial electric quantity range and a preset charging level based on the initial electric quantity range and the preset charging level; and determining the charging grade corresponding to each storage battery based on the initial electric quantity value corresponding to each storage battery and the electric quantity corresponding relation between the initial electric quantity range and the preset charging grade. In the embodiment of the present application, in order to avoid a temperature increase in the power conversion cabinet caused by excessive storage batteries charged by high current, an average difference of a range may be determined by an electric quantity difference value and a preset number of charging levels in the power conversion cabinet, where the preset number of charging levels is at least two, a minimum initial electric quantity value is determined based on initial electric quantity values respectively corresponding to the storage batteries, and an initial electric quantity range is determined based on the minimum initial electric quantity value and the average difference of the range, for example, if the initial electric quantity values of the storage batteries are respectively 80%, 85%, 91%, and 98%, the electric quantity difference value is 18%, the number of the preset charging levels is 3, the average difference of the range is 6%, the minimum initial electric quantity value is 80%, and the initial electric quantity ranges are 80% -86%, 86% -92%, and 92% -98%.

For the embodiment of the present application, based on the size of the upper limit of the initial electric quantity range and based on the size of the preset charging level, the electric quantity corresponding relationship between the initial electric quantity range and the preset charging level is established, for example, the initial electric quantity range is 80% -86%, 86% -92% and 92% -98%, and the preset charging level includes: the charging system comprises a first preset charging level, a second preset charging level and a third preset charging level, wherein the first preset charging level is larger than the second preset charging level, the second preset charging level is larger than the third preset charging level, the upper limit of 92% -98% of the range of the initial electric quantity is the largest, the first preset charging level is the largest, 92% -98% of the range of the initial electric quantity corresponds to the first preset charging level, according to the size of the upper limit of the range of the initial electric quantity and based on the size of the preset charging level, 86% -92% of the range of the initial electric quantity corresponds to the second preset charging level, and 80% -86% of the range of the initial electric quantity corresponds to the third preset charging level. The method comprises the steps of determining an initial electric quantity range where the storage battery is located based on initial electric quantity values corresponding to the storage batteries, establishing an electric quantity corresponding relation between the initial electric quantity range and a preset charging level, and accurately determining the charging level corresponding to each storage battery based on the initial electric quantity and electric quantity corresponding relation.

For the embodiment of the application, the initial electric quantity range is determined through the initial electric quantity value and the preset charging level which correspond to each storage battery, the electric quantity corresponding relation between the initial electric quantity range and the preset charging level is established based on the size of the upper limit of the initial electric quantity range and the size of the preset charging level, and the charging level which corresponds to each storage battery is more accurately determined according to the electric quantity corresponding relation and the initial electric quantity which corresponds to each storage battery, so that the storage batteries with larger initial electric quantity are fully charged as soon as possible, the preset charging level is dispersed, the phenomenon that when the initial electric quantity difference value of the storage batteries is smaller, the temperature of the electricity changing cabinet is increased due to the fact that too many storage batteries which are charged by large current is avoided, the charging safety of the storage batteries in the electricity changing cabinet is improved, the phenomenon that the charging rate of the storage batteries is reduced due to the fact that too many storage batteries which are charged by small current is avoided, and the charging rate of the storage batteries is improved.

Another possible implementation manner of the embodiment of the application, determining the charging levels respectively corresponding to the storage batteries based on the initial electric quantity values respectively corresponding to the storage batteries, and then may further include: determining the number of storage batteries corresponding to the charging grades higher than the preset grade, and determining the storage batteries corresponding to the charging grades higher than the preset grade as high-current storage batteries; if the number of the storage batteries is larger than a preset number threshold, acquiring charging positions corresponding to the high-current storage batteries respectively; determining to lower the storage battery from the high-current storage batteries based on the charging position, wherein the lowered storage battery is the storage battery with the lowered charging grade; and if the storage battery corresponding to the charging grade higher than the preset grade does not exist, determining to raise the storage battery from the high-current storage batteries based on the initial electric quantity value, wherein the raised storage battery is the storage battery with the raised charging grade. In the embodiment of the application, when the number of the storage batteries charged by using a large current is too large, the temperature in the battery changing cabinet is increased, potential safety hazards exist, when the charging level is determined to be greater than a preset level, the number of the storage batteries corresponding to the charging level is determined, the storage batteries are determined to be high-current storage batteries, when the number of the high-current storage batteries is greater than a preset number threshold value, charging positions corresponding to the high-current storage batteries respectively are obtained, the charging positions can be three-dimensional coordinates, the storage batteries charged at the edge positions of the battery changing cabinet are easier to dissipate heat than the storage batteries charged at the center position of the battery changing cabinet, whether the high-current storage batteries are at the center position of the battery changing cabinet is judged according to the charging positions of the high-current storage batteries, the high-current storage batteries at the center position of the battery changing cabinet are determined to be reduced storage batteries, the charging level corresponding to the reduced storage batteries is reduced, the temperature increasing speed of the battery changing cabinet is reduced, and the charging safety of the storage batteries in the battery changing cabinet is improved.

For the embodiment of the application, if the storage battery corresponding to the charging level greater than the preset level does not exist, in order to increase the charging speed of the storage battery, the storage battery with higher initial electric quantity is determined as the raised storage battery within the preset number threshold, after the storage battery is determined to be raised, the charging level corresponding to the raised storage battery is raised, and the charging speed of the target power change cabinet on the storage battery is increased.

In another possible implementation manner of the embodiment of the application, if the unsafe value is greater than the preset unsafe value, the outputting the cooling instruction may specifically include: if the unsafe value is larger than the preset unsafe value, acquiring the environment temperature; if the internal temperature is greater than the ambient temperature, determining a temperature difference based on the internal temperature and the ambient temperature; and outputting a cooling instruction based on the temperature difference and the number of the storage batteries corresponding to each charging grade. In the embodiment of the application, the terminal device may obtain the ambient temperature in real time, may also obtain the ambient temperature at a preset time interval, and may also obtain the ambient temperature when detecting an obtaining instruction triggered by the user, which is not limited in the embodiment of the application.

For the embodiment of the present application, when the unsafe value is greater than the preset unsafe value, the temperature in the battery replacement cabinet may be increased due to charging of the storage battery in the battery replacement cabinet, or the temperature in the battery replacement cabinet may be increased due to an external environment, for example, the temperature in the battery replacement cabinet in summer is higher than the temperature in the battery replacement cabinet in winter, the temperature difference between the internal temperature and the environmental temperature is determined, the reduced temperature is determined by a preset weight based on the temperature difference and the number of storage batteries respectively corresponding to each charging class, and a cooling instruction is output based on the reduced temperature, where the cooling instruction is used to control the cooling device to be turned on to reduce the temperature of the battery replacement cabinet, and the reduced temperature, i.e., the temperature to be reduced, i.e., the difference between the temperature before cooling and the temperature after cooling, is accurately determined by the temperature difference between the internal temperature and the environmental temperature and by the number of storage batteries respectively corresponding to the temperature difference and each charging class, and the cooling instruction is output based on the reduced temperature. The cooling instruction can also be output through the number of storage batteries in the target power conversion cabinet, when the internal temperature is greater than a preset temperature threshold value, the number of storage batteries in the target power conversion cabinet is obtained, when the number of storage batteries is greater than the preset number threshold value, the cooling instruction is output, the cooling instruction does not need to be output according to the environment temperature, and when the environment temperature changes frequently, the data processing amount is reduced.

Specifically, the cooling instruction includes: a first cooling instruction and a second cooling instruction;

outputting a cooling instruction based on the reduced temperature may specifically include: if the reduced temperature is greater than or equal to the preset temperature threshold, determining that the opening grade of the cooling equipment is a first opening grade, and outputting a first cooling instruction based on the first opening grade, wherein the first cooling instruction is used for controlling the cooling equipment to cool at the first opening grade; and if the temperature difference value is smaller than the preset temperature threshold value, determining that the opening grade of the cooling equipment is a second opening grade, and outputting a second cooling instruction based on the second opening grade, wherein the second cooling instruction is used for controlling the cooling equipment to cool at the second opening grade. In this application embodiment, when the lowering temperature is greater than the preset temperature threshold, need the cooling device to carry out rapid cooling to the switch cabinet, then confirm the opening grade of cooling device as first opening grade, when the lowering temperature is less than the preset temperature threshold, for saving the resource, confirm the opening grade of cooling device as the second opening grade, control the cooling device and use the second to open the grade and cool down. For example, the reduced temperature is 25 °, the preset temperature threshold is 10 °, the temperature reduction device may be an exhaust fan, the reduced temperature is greater than the preset temperature threshold, and the exhaust fan operates at a first rotational speed. For another example, if the reduced temperature is 5 °, the preset temperature threshold is 10 °, and the cooling device is an exhaust fan, the reduced temperature is greater than the preset temperature threshold, the exhaust fan operates at the second rotation speed, and the first rotation speed is greater than the second rotation speed. By reducing the temperature and presetting the temperature threshold, the opening grade of the cooling equipment is accurately determined, and the electric quantity is saved when the temperature of the battery replacement cabinet is reduced.

In another possible implementation manner of the embodiment of the present application, the method may further include: and if the unsafe value is larger than the preset unsafe value, determining the charging reduction current level of each storage battery based on the charging level respectively corresponding to each storage battery. In the embodiment of the application, after the charging levels corresponding to the storage batteries are determined, the storage batteries are charged at the charging levels, when the storage batteries are charged with large current for a long time, the temperature rise speed in the battery replacement cabinet is increased, when the unsafe value is greater than the preset unsafe value, in order to further reduce the temperature rise speed of the storage batteries during charging, the charging levels of the storage batteries are reduced, for example, the first preset charging level is greater than the second preset charging level, the charging level of the storage battery 1 is the first preset charging level, and when the unsafe value is greater than the preset unsafe value, the charging level of the storage battery 1 is determined as the second preset charging level.

For the embodiment of the present application, when determining the charging reduced current levels of the respective storage batteries, the charging reduced current levels of some storage batteries may be determined, and also the charging reduced current levels of all storage batteries may be determined, in order to ensure the charging efficiency of the storage batteries, the storage battery corresponding to the maximum charging level may be reduced, that is, the charging level of the storage battery with the maximum charging level is reduced, for example, the charging level of the storage battery 1 is a first preset charging level, the charging level of the storage battery 2 is a second preset charging level, and the first preset charging level is greater than the second preset charging level, the charging level of the storage battery 1 is determined as the second preset level, and the charging level of the storage battery 2 is not changed.

For the embodiment of the present application, the preset temperature difference may be the same as the preset difference threshold in the above embodiment, or may be different from the preset difference threshold in the above embodiment, and is not limited in the embodiment of the present application.

Further, when the unsafe value is smaller than the preset unsafe value, the temperature rise speed of the power conversion cabinet can be further reduced, the charging reduction current value of each storage battery is determined based on the charging grade corresponding to each storage battery, the charging speed of each storage battery can also be ensured, and the charging grade corresponding to each storage battery is controlled and maintained, that is, the charging grade corresponding to each storage battery can be unchanged.

For the embodiment of the application, when the unsafe value is greater than the preset unsafe value, the charging levels corresponding to the storage batteries are reduced, the temperature rise speed of the storage batteries during charging is further reduced, and the charging safety of the storage batteries in the battery replacement cabinet is improved.

Another possible implementation manner of the embodiment of the application, determining the unsafe value of the target power conversion cabinet based on the number of the storage batteries corresponding to the internal temperature and each charging level respectively, may specifically include: normalizing the internal temperature and the number of storage batteries corresponding to each charging grade; and determining an unsafe value of the target power transformation cabinet based on the preset weight, the normalized internal temperature and the quantity of storage batteries corresponding to each charging grade. In the embodiment of the present application, when the internal temperature of the power distribution cabinet is higher, and the number of the storage batteries corresponding to each charging class is larger, the unsafe value of the target power distribution cabinet is higher, and in order to ensure data uniformity, the number of the storage batteries corresponding to the internal temperature and each charging class is normalized by using a conversion formula, for example,

wherein is present>

For characterizing raw data, is evaluated>

The method is used for representing the normalized data of the original data, max is used for representing the maximum data in the data, and min is used for representing the minimum data in the data. After the internal temperature and the number of the storage batteries corresponding to each charging level are normalized, unsafe values are calculated through respective corresponding preset weights, and the preset weights can be preset by a system or preset by an engineer. And accurately determining an unsafe value based on the internal temperature, the number of storage batteries respectively corresponding to each charging level and a preset weight.

Another possible implementation manner of the embodiment of the application, based on the initial electric quantity values respectively corresponding to the storage batteries, determining the charging levels respectively corresponding to the storage batteries and outputting the charging instruction, and then may further include: acquiring interval electric quantity values respectively corresponding to the storage batteries; if the interval electric quantity value is larger than the preset electric quantity threshold value, determining the storage battery corresponding to the interval electric quantity value as a full-charge battery, and outputting a charging stopping instruction, wherein the charging stopping instruction is used for controlling the target power conversion cabinet to stop charging the full-charge battery; acquiring the charging time corresponding to the full-charge battery; and determining the storage battery to be maintained based on the charging time and the initial electric quantity value. In this embodiment of the application, after the storage batteries are charged at the charging level, in order to obtain the charging condition of the storage batteries, the terminal device may obtain the interval electric quantity values respectively corresponding to the storage batteries in real time, may also obtain the interval electric quantity values respectively corresponding to the storage batteries at intervals of preset time, and may also obtain the interval electric quantity values respectively corresponding to the storage batteries when an obtaining instruction triggered by a user is detected, which is not limited in this embodiment of the application.

For the embodiment of the present application, when the interval electric quantity value corresponding to the storage battery is greater than the preset electric quantity threshold, it indicates that the storage battery is fully charged, and in order to reduce the temperature rise speed of the battery during charging, the storage battery that is fully charged (i.e., a fully charged battery) is stopped charging, that is, the storage battery that is corresponding to the interval electric quantity value that is greater than the preset electric quantity threshold is determined as a fully charged battery, and a charging stop instruction is output, so that the power change cabinet is controlled to stop charging the fully charged battery, after the fully charged battery is determined, the charging duration corresponding to the fully charged battery is obtained, the shorter the charging duration of the storage battery is, the aging of the storage battery is indicated, based on the charging duration and the initial electric quantity of the fully charged battery, the charging duration that is not within the preset charging duration range corresponding to the initial electric quantity is determined as the storage battery to be maintained, for example, the preset charging duration range corresponding to the initial electric quantity of 45% is 2-2.5 hours, the initial electric quantity of the storage battery 1 is 45%, and the storage battery 1 is the storage battery to be maintained.

To this application embodiment, through the interval electric quantity value of in time acquireing the battery, when the battery is full of electricity, in time control target trades the electricity cabinet and stops to full charge battery, reduce the heat that full charge battery produced when charging, improve the security of battery when trading the electricity cabinet and charging, and prevent to overcharging the battery, influence the battery life-span, it is long when fully charging to acquire, based on the length of time and initial electric quantity of charging, accurately judge whether the battery needs the maintenance, and in time remind the user in time to change the battery, avoid the battery because ageing extravagant charging resource.

Another possible implementation manner of the embodiment of the application, determining the number of the storage batteries corresponding to each charging class based on the charging class corresponding to each storage battery, and then may further include: and determining the use value of the target power exchange cabinet based on the number of storage batteries respectively corresponding to each charging grade and the preset use weight. In this embodiment of the application, the terminal device may obtain, in real time, a charging level corresponding to each battery replacement cabinet and a number of storage batteries corresponding to the charging level, may also obtain, at intervals of a preset time, a charging level corresponding to each battery replacement cabinet and a number of storage batteries corresponding to the charging level, and may also obtain, when an obtaining instruction triggered by a user is detected, a charging level corresponding to each battery replacement cabinet and a number of storage batteries corresponding to the charging level, which is not limited in this embodiment of the application.

For the embodiment of the application, the more the storage batteries are being charged in the power exchange cabinet, the higher the internal temperature of the power exchange cabinet is, in order to further reduce the temperature of the power exchange cabinet, the number of the storage batteries respectively corresponding to each charging class is determined based on the charging class respectively corresponding to each storage battery, and after the number of the storage batteries respectively corresponding to each charging class is determined, the usage value of the power exchange cabinet is determined based on the preset usage weight corresponding to each charging class and the number of the storage batteries respectively corresponding to each charging class. For example, if the preset usage weight corresponding to the first preset charging level is 0.5 and the number of the storage batteries is 2, the preset usage weight corresponding to the second preset charging level is 0.3 and the number of the storage batteries is 5, and the preset usage weight corresponding to the third preset charging level is 0.2 and the number of the storage batteries is 4, the usage value of the target power transformation cabinet is 3.3. The higher the use value of the power exchange cabinet is, the larger the load of the power exchange cabinet is, the more easily more heat is generated, further, the use value of the power exchange cabinet is compared with a preset use threshold value, if the use value is larger than the preset use threshold value, alarm information is sent out to remind a user to avoid putting a storage battery needing to be charged in the power exchange cabinet again, and the alarm information can comprise the use value of a target power exchange cabinet. The service value of the target power changing cabinet is determined based on the number of the storage batteries corresponding to each charging grade, so that a user can know the load degree of the target power changing cabinet, alarm information is output when the service value of the target power changing cabinet is larger than a preset service threshold value, the temperature rise of the power changing cabinet is avoided fundamentally, and the charging safety of the storage batteries in the power changing cabinet is improved.

The above embodiment introduces a method for charging a battery of a battery changing cabinet from the perspective of a method flow, and the following embodiment introduces a device for charging a battery of a battery changing cabinet from the perspective of a virtual module or a virtual unit, which is described in detail in the following embodiment.

An embodiment of the present application provides a device for charging a battery of a battery changing cabinet, as shown in fig. 2, the device 20 for charging a battery of a battery changing cabinet may specifically include: a first obtaining module 21, a first determining module 22, a second determining module 23, a second obtaining module 24, a third determining module 25 and a first output module 26, wherein,

the first obtaining module 21 is configured to obtain initial electric quantity values corresponding to the storage batteries in the target power conversion cabinet;

the first determining module 22 is configured to determine, based on the initial electric quantity values respectively corresponding to the storage batteries, charging levels respectively corresponding to the storage batteries and output a charging instruction, where the charging levels are used to represent magnitudes of currents when the target power conversion cabinet charges the storage batteries, and the charging instruction is used to control the target power conversion cabinet to charge the storage batteries at the charging levels respectively corresponding to the storage batteries;

the second determining module 23 is configured to determine, based on the charging levels respectively corresponding to the storage batteries, the number of the storage batteries respectively corresponding to the charging levels;

the second obtaining module 24 is configured to obtain an internal temperature corresponding to the target battery replacement cabinet;

a third determining module 25, configured to determine an unsafe value of the target power transformation cabinet based on the internal temperature and the number of storage batteries corresponding to each charging class;

and the first output module 26 is configured to output a cooling instruction when the unsafe value is greater than a preset unsafe value, where the cooling instruction is used to control the cooling device to be turned on.

In a possible implementation manner of the embodiment of the present application, when determining the charging levels respectively corresponding to the storage batteries based on the initial electric quantity values respectively corresponding to the storage batteries, the first determining module 22 is specifically configured to:

determining an electric quantity difference value based on the initial electric quantity values respectively corresponding to the storage batteries, and determining the charging levels respectively corresponding to the storage batteries based on the electric quantity difference value and a preset charging level; alternatively, the first and second liquid crystal display panels may be,

In another possible implementation manner of the embodiment of the present application, the apparatus 20 further includes: a fourth determination module, a third acquisition module, a fifth determination module, and a sixth determination module, wherein,

the third acquisition module is used for acquiring the charging positions corresponding to the high-current storage batteries respectively when the number of the storage batteries is greater than a preset number threshold;

the fifth determining module is used for determining to lower the storage battery from the high-current storage batteries based on the charging position, and the lowered storage battery is the storage battery with the lowered charging grade;

and the sixth determining module is used for determining to raise the storage battery from the high-current storage batteries based on the initial electric quantity value when the storage battery corresponding to the charging level larger than the preset level does not exist, and the raised storage battery is the storage battery with the raised charging level.

In another possible implementation manner of the embodiment of the present application, when the unsafe value is greater than the preset unsafe value, the first output module 26 is specifically configured to:

when the internal temperature is greater than the ambient temperature, determining a temperature difference based on the internal temperature and the ambient temperature;

a cooling command is output based on the reduced temperature. In another possible implementation manner of the embodiment of the present application, the apparatus 20 further includes: a seventh determining module, wherein,

In another possible implementation manner of the embodiment of the present application, the apparatus 20 further includes: a fourth obtaining module, an eighth determining module, a fifth obtaining module and a ninth determining module, wherein,

the eighth determining module is used for determining the storage battery corresponding to the interval electric quantity value as a full-charge battery when the interval electric quantity value is larger than the preset electric quantity threshold value, and outputting a charging stopping instruction which is used for controlling the target power changing cabinet to stop charging the full-charge battery;

the fifth acquisition module is used for acquiring the charging time corresponding to the full-charge battery;

In another possible implementation manner of the embodiment of the present application, the apparatus 20 further includes: a value determination module and a second output module, wherein,

the service value determining module is used for determining the service value of the target power conversion cabinet based on the number of the storage batteries corresponding to each charging grade and the preset service weight;

and the second output module is used for outputting alarm information when the use value is greater than the preset use threshold value.

The embodiment of the application provides a device for charging batteries of a power conversion cabinet, and compared with the related art, in the embodiment of the application, the number of the storage batteries respectively corresponding to each charging level is determined by obtaining the initial electric quantity value respectively corresponding to each storage battery in a target power conversion cabinet, the charging level respectively corresponding to each storage battery is determined based on the initial electric quantity value respectively corresponding to each storage battery, the number of the storage batteries respectively corresponding to each charging level is determined based on the charging level respectively corresponding to each storage battery, after the target power conversion cabinet is controlled to charge the storage batteries with the charging level, the temperature of the power conversion cabinet is possibly increased, the internal temperature corresponding to the power conversion cabinet is obtained, the internal temperature is further increased when the number of the storage batteries in the target power conversion cabinet is large, the unsafe value of the target power conversion cabinet is jointly determined based on the internal temperature and the number of the storage batteries respectively corresponding to each charging level, when the unsafe value is greater than a preset unsafe value, the temperature is continuously increased, and potential safety hazards appear, and a cooling instruction is output, so that the internal temperature of the power conversion cabinet is reduced, and the safety of the storage batteries in the power conversion cabinet is improved.

It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process of the apparatus for charging a battery of a battery changing cabinet described above may refer to the corresponding process in the foregoing method embodiment, and is not described herein again.

An embodiment of the present application provides a terminal device, as shown in fig. 3, a terminal device 30 shown in fig. 3 includes: a processor 301 and a memory 303. Wherein processor 301 is coupled to memory 303, such as via bus 302. Optionally, the terminal device 30 may further include a transceiver 304. It should be noted that the transceiver 304 is not limited to one in practical applications, and the structure of the terminal device 30 is not limited to the embodiment of the present application.

The Processor 301 may be a CPU (Central Processing Unit), a general-purpose Processor, a DSP (Digital Signal Processor), an ASIC (Application Specific Integrated Circuit), an FPGA (Field Programmable Gate Array) or other Programmable logic device, a transistor logic device, a hardware component, or any combination thereof. Which may implement or perform the various illustrative logical blocks, modules, and circuits described in connection with the disclosure. The processor 301 may also be a combination of computing functions, e.g., comprising one or more microprocessors, a combination of a DSP and a microprocessor, or the like.

Bus 302 may include a path that transfers information between the above components. The bus 302 may be a PCI (Peripheral Component Interconnect) bus, an EISA (Extended Industry Standard Architecture) bus, or the like. The bus 302 may be divided into an address bus, a data bus, a control bus, and the like. For ease of illustration, only one thick line is shown in fig. 3, but this does not represent only one bus or one type of bus.

The Memory 303 may be a ROM (Read Only Memory) or other type of static storage device that can store static information and instructions, a RAM (Random Access Memory) or other type of dynamic storage device that can store information and instructions, an EEPROM (Electrically Erasable Programmable Read Only Memory), a CD-ROM (Compact Disc Read Only Memory) or other optical Disc storage, optical Disc storage (including Compact Disc, laser Disc, optical Disc, digital versatile Disc, blu-ray Disc, etc.), a magnetic Disc storage medium or other magnetic storage device, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer, but is not limited to these.

The memory 303 is used for storing application program codes for executing the scheme of the application, and the processor 301 controls the execution. The processor 301 is configured to execute application program code stored in the memory 303 to implement the aspects illustrated in the foregoing method embodiments.

Wherein, the terminal device includes but is not limited to: mobile terminals such as mobile phones, notebook computers, digital broadcast receivers, PDAs (personal digital assistants), PADs (tablet computers), PMPs (portable multimedia players), in-vehicle terminals (e.g., in-vehicle navigation terminals), and the like, and fixed terminals such as digital TVs, desktop computers, and the like. But also a server, etc. The terminal device shown in fig. 3 is only an example, and should not bring any limitation to the functions and the scope of use of the embodiments of the present application.

The present application provides a computer-readable storage medium, on which a computer program is stored, which, when running on a computer, enables the computer to execute the corresponding content in the foregoing method embodiments. Compared with the prior art, in the embodiment of the application, initial electric quantity values respectively corresponding to all storage batteries in a target power changing cabinet are obtained, based on the initial electric quantity values respectively corresponding to all the storage batteries, charging grades respectively corresponding to all the storage batteries are determined and charging instructions are output, the number of the storage batteries respectively corresponding to all the charging grades is determined based on the charging grades respectively corresponding to all the storage batteries, after the target power changing cabinet is controlled to charge the storage batteries according to the charging grades, the temperature in the power changing cabinet is possibly increased, the internal temperature corresponding to the power changing cabinet is obtained, when the number of the storage batteries in the target power changing cabinet is large, the internal temperature is further increased, unsafe values of the target power changing cabinet are determined together based on the internal temperature and the number of the storage batteries respectively corresponding to all the charging grades, when the unsafe values are larger than preset unsafe values, potential safety hazards caused by continuous temperature increase can be caused, a cooling instruction is output to reduce the internal temperature of the power changing cabinet, and the charging safety of the storage batteries in the power changing cabinet is improved.

It should be understood that, although the steps in the flowcharts of the figures are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and may be performed in other orders unless explicitly stated herein. Moreover, at least a portion of the steps in the flow chart of the figure may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, which are not necessarily performed in sequence, but may be performed alternately or alternately with other steps or at least a portion of the sub-steps or stages of other steps.

The foregoing is only a few embodiments of the present application and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present application, and that these improvements and modifications should also be considered as the protection scope of the present application.

Claims

1. A method for charging a battery of a battery changing cabinet is characterized by comprising the following steps:

acquiring initial electric quantity values respectively corresponding to all storage batteries in a target power conversion cabinet;

determining unsafe values of the target power conversion cabinet based on the internal temperature and the number of storage batteries corresponding to each charging grade;

and if the unsafe value is greater than a preset unsafe value, outputting a cooling instruction, wherein the cooling instruction is used for controlling the cooling equipment to be started.

2. The method of claim 1, wherein determining the charge level corresponding to each storage battery based on the initial charge value corresponding to each storage battery comprises any one of:

determining an electric quantity difference value based on the initial electric quantity value corresponding to each storage battery, and determining a charging grade corresponding to each storage battery based on the electric quantity difference value and a preset charging grade;

3. The method of claim 2, wherein the determining the respective charge levels of the respective batteries is based on the respective initial charge values of the respective batteries, and thereafter further comprising:

4. The method of claim 1, wherein outputting a cool down command if the unsafe value is greater than a predetermined unsafe value comprises:

determining a reduced temperature based on the temperature difference and the number of storage batteries corresponding to each charging level;

outputting a cooling instruction based on the reduced temperature.

5. The method of claim 4, further comprising:

6. The method according to claim 1, wherein the determining the charging level and outputting the charging command based on the initial charge value corresponding to each storage battery further comprises:

acquiring the charging time corresponding to the full-charge battery;

7. The method of claim 1, wherein the determining the number of the storage batteries corresponding to each charging class based on the charging class corresponding to each storage battery further comprises:

8. A device for charging a battery of a battery changing cabinet is characterized by comprising:

and the first output module is used for outputting a cooling instruction when the unsafe value is greater than a preset unsafe value, and the cooling instruction is used for controlling the cooling equipment to be started.

9. A terminal device, comprising:

one or more processors;

a memory;

one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the one or more processors, the one or more applications configured to: a method of performing battery charging of a battery changing cabinet according to any one of claims 1 to 7.

10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out a method of charging a battery of a battery changing cabinet according to any one of claims 1 to 7.