Power Compensation Method and System during Charging

Abstract

The present invention discloses a power compensation method and system during the charging process. Among them, the progress of the first charging end is fed back based on the current change rate of the first charging end, and the progress of the first charging end is controlled in a staged manner, so as to facilitate charging control based on the progress of the first charging end. Particularly, when the charging progress of the first charging end reaches 92%, the power compensation mechanism of the first charging end is regulated, and the remaining charging amount of the first charging end is controlled through the power compensation mechanism, so as to ensure the integrity of the end charging of the first charging end and avoid the incompleteness of the end charging and the insufficiency of the actual power. In addition, if it is monitored that the second charging end is in the charging state and the power compensation mechanism is triggered, the charging line of the first charging end is transferred to the charging line of the second charging end, and the second charging end is affected based on the first power line and the second power line.

Description

Technical Field

[0001] The present invention relates to the technical field of power compensation, and particularly to a power compensation method and system during the charging process. Background Art

[0002] With the development of technology, charging technology is applied in various environments, such as mobile phone charging and household appliance charging. The charging terminal docks with the charging port of the device to be charged to charge it and input electric energy into the device to be charged.

[0003] In the prior art, the charging terminal inputs electric energy into the device to be charged, and the device to be charged displays the corresponding charging progress. At this time, when the charging terminal charges the device to be charged, the power recharge of the device to be charged is relatively normal between 0-92%, and it charges according to the preset charging efficiency. However, during the charging process of the device to be charged after 92%, the charging efficiency of the device to be charged changes, and the change range is large, resulting in incomplete end charging of the existing charging terminal. Summary of the Invention

[0004] The purpose of the present invention is to overcome the deficiencies of the prior art. The present invention provides a power compensation method and system during the charging process, which feeds back the progress of the first charging terminal based on the current change rate of the first charging terminal and conducts stage-by-stage control over the progress of the first charging terminal, so as to conduct charging control based on the progress of the first charging terminal. In particular, when the charging progress of the first charging terminal reaches 92%, the power compensation mechanism of the first charging terminal is regulated, and the remaining charging amount of the first charging terminal is charged and controlled through the power compensation mechanism, so as to ensure the integrity of the end charging of the first charging terminal and avoid incomplete end charging and insufficient actual power. In addition, if it is monitored that the second charging terminal is in the charging state and the power compensation mechanism is triggered, the charging line of the first charging terminal is transferred to the charging line of the second charging terminal, and the first power line and the second power line act on the second charging terminal.

[0005] To solve the above technical problems, an embodiment of the present invention provides a power compensation method during the charging process, including: obtaining the charging signal of the first charging end and monitoring the charging state of the first charging end; collecting the current change rate of the first charging end based on the charging state of the first charging end; feeding back the progress of the first charging end according to the current change rate of the first charging end, and performing staged control on the progress of the first charging end; when the charging progress of the first charging end reaches 92%, regulating the power compensation mechanism of the first charging end, and charging the first charging end by the power compensation mechanism of the first charging end; if it is monitored that the second charging end is in the charging state and the power compensation mechanism is triggered, then transferring the charging line of the first charging end to the charging line of the second charging end, and acting on the second charging end based on the first power line and the second power line.

[0006] In addition, an embodiment of the present invention also provides a power compensation system during the charging process. The power compensation system during the charging process includes: an acquisition module: used to obtain the charging signal of the first charging end and monitor the charging state of the first charging end; a collection module: used to collect the current change rate of the first charging end based on the charging state of the first charging end; a feedback module: used to feed back the progress of the first charging end according to the current change rate of the first charging end, and perform staged control on the progress of the first charging end; a compensation module: used to regulate the power compensation mechanism of the first charging end when the charging progress of the first charging end reaches 92%, and charge the first charging end by the power compensation mechanism of the first charging end; a line module: used to transfer the charging line of the first charging end to the charging line of the second charging end if it is monitored that the second charging end is in the charging state and the power compensation mechanism is triggered, and act on the second charging end based on the first power line and the second power line.

[0007] In the embodiment of the present invention, through the method in the embodiment of the present invention, the progress of the first charging end is fed back based on the current change rate of the first charging end, and staged control is performed on the progress of the first charging end, so as to facilitate charging control on the progress of the first charging end. In particular, when the charging progress of the first charging end reaches 92%, the power compensation mechanism of the first charging end is regulated, and the remaining charging amount of the first charging end is charged through the power compensation mechanism, so as to ensure the integrity of the end charging of the first charging end, avoid incomplete end charging and insufficient actual power. In addition, if it is monitored that the second charging end is in the charging state and the power compensation mechanism is triggered, then transfer the charging line of the first charging end to the charging line of the second charging end, and act on the second charging end based on the first power line and the second power line. Description of the Drawings

[0008] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0009] Figure 1 It is a schematic flow chart of the power compensation method based on the charging process in the embodiment of the present invention;

[0010] Figure 2 It is a schematic flow chart of the charging state of the power compensation method based on the charging process in the embodiment of the present invention;

[0011] Figure 3 It is a schematic flow chart of the stage-by-stage control of the power compensation method based on the charging process in the embodiment of the present invention;

[0012] Figure 4 It is a schematic flow chart of the power compensation of the power compensation method based on the charging process in the embodiment of the present invention;

[0013] Figure 5 It is a schematic diagram of the structural composition of the power compensation system based on the charging process in the embodiment of the present invention;

[0014] Figure 6 It is a hardware diagram of an electronic device shown according to an exemplary embodiment. Detailed implementation manners

[0015] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0016] Embodiment

[0017] Please refer to Figures 1 to 4 , a power compensation method based on the charging process, the method includes:

[0018] S11: Obtain the charging signal of the first charging end and monitor the charging state of the first charging end;

[0019] In the specific implementation process of the present invention, the specific steps can be:

[0020] S111: Detect the resistance signal between the first charging end and the device to be charged;

[0021] S112: Determine the charging route between the first charging terminal and the device to be charged based on the resistance signal, where the charging route is laid along the line of the resistance.

[0022] S113: Traverse along the charging route to the charging database of the first charging terminal and monitor the charging status of the first charging terminal.

[0023] S114: Obtain the temperature of the external environment, select the corresponding charging mode based on different temperatures, and determine the corresponding different charging statuses, where there is a mutual mapping between the charging mode and the temperature.

[0024] Among them, determine the docking between the first charging terminal and the device to be charged based on the resistance signal, and perform model docking according to the resistance signal, so as to use the components in the charging line for identity confirmation.

[0025] In addition, determine the charging route between the first charging terminal and the device to be charged based on the resistance signal, the charging route is laid along the line of the resistance, and traverse along the charging route to the charging database of the first charging terminal and monitor the charging status of the first charging terminal, so as to realize the monitoring of the charging status of the first charging terminal.

[0026] Furthermore, adapt to the temperature based on different external environments, select the corresponding charging mode based on different temperatures, and determine the corresponding different charging statuses, where there is a mutual mapping between the charging mode and the temperature, so as to adjust the corresponding charging status according to the temperature of the surrounding environment.

[0027] S12: Collect the current change rate of the first charging terminal based on the charging status of the first charging terminal.

[0028] In the specific implementation process of the present invention, the specific steps may be:

[0029] Obtain the charging status of the first charging terminal; monitor the charging and discharging in the charging status of the first charging terminal and collect the output current of the charging status of the first charging terminal; monitor the corresponding output current within a preset time and determine the current change rate of the first charging terminal, where a loss parameter is introduced based on the current change rate of the first charging terminal and the current loss is limited.

[0030] Among them, collect the output current of the charging status of the first charging terminal and collect the output current within a preset time, so as to determine the current change rate of the first charging terminal, and indirectly monitor the charging stability of the first charging terminal and its charging status in different states through the current change rate of the first charging terminal.

[0031] For example, when the current change rate is 0.5%, the first charging terminal is in a stable charging state. When the current change rate is 2%, the first charging terminal is in an extreme charging state and is close to the end of charging.

[0032] In addition, a loss parameter is introduced based on the current change rate of the first charging terminal, the current loss is limited, the influence of the current loss is fully considered, and the influence on the parameters is based on the current loss.

[0033] S13: Feedback the progress of the first charging terminal according to the current change rate of the first charging terminal, and conduct staged control over the progress of the first charging terminal;

[0034] In the specific implementation process of the present invention, the specific steps may be:

[0035] S131: Calibrate the coordinate system for the current change rate of the first charging terminal, and present the current change rate in the coordinate system;

[0036] S132: Divide the progress based on the coordinate system, and the progress acts on the change path of the current change rate, and extract the change events in the current change rate;

[0037] S133: Collect the parameters affecting the current change rate along the change events;

[0038] S134: Regulate the parameters and adjust the change amplitude of the current change rate.

[0039] Among them, based on the coordinate system for the current change rate of the first charging terminal, the current change rate is presented graphically, and the progress is incorporated into the coordinate system. The progress acts on the change path of the current change rate, and the change events in the current change rate are extracted, so as to clearly show the prominence of the change events. Collect the parameters affecting the current change rate along the change events, regulate the parameters, and adjust the change amplitude of the current change rate.

[0040] In addition, the feedback of the progress of the first charging terminal according to the current change rate of the first charging terminal and the staged control over the progress of the first charging terminal further include: regulating the current change rate based on the progress of different first charging terminals; limiting the progress of the first charging terminal, and forming a corresponding change table for the progress of each stage; mapping the change table and applying the change table to the current change rate to limit the current change rate of different stages, and conduct staged control over the progress of the first charging terminal.

[0041] S14: When the charging progress of the first charging terminal reaches 92%, regulate the power compensation mechanism of the first charging terminal, and charge the first charging terminal with the power compensation mechanism of the first charging terminal;

[0042] In the specific implementation process of the present invention, the specific steps may be as follows:

[0043] S141: When the charging progress of the first charging end reaches 92%, determine the terminal charging stage of the first charging end;

[0044] S142: Trigger the power compensation mechanism based on the terminal charging stage of the first charging end;

[0045] S143: Introduce the power compensation mechanism into the first charging end, and control the charging amount of the first charging end based on the power compensation mechanism;

[0046] S144: Obtain the battery capacity of the first charging end, and measure 8% of the battery capacity to determine the charging amount of the first charging end;

[0047] S145: Perform position transfer based on the charging amount of the first charging end, and act on the first charging end along another charging line. At this time, the other charging line serves as a storage energy line and acts on the terminal charging stage of the first charging end.

[0048] Among them, a power compensation mechanism is introduced into the first charging end. The power compensation mechanism is triggered during the terminal charging stage of the first charging end. At this time, when the charging progress of the first charging end reaches 92%, determine the terminal charging stage of the first charging end, and trigger the power compensation mechanism based on the terminal charging stage of the first charging end.

[0049] In the power compensation mechanism, the power at the terminal charging stage of the first charging end is directionally transmitted, and the battery capacity of the first charging end is obtained, and 8% of the battery capacity is measured to determine the charging amount of the first charging end; perform position transfer based on the charging amount of the first charging end, and act on the first charging end along another charging line. At this time, the other charging line serves as a storage energy line and acts on the terminal charging stage of the first charging end.

[0050] S15: If it is monitored that the second charging end is in the charging state and the power compensation mechanism is triggered, then transfer the charging line of the first charging end to the charging line of the second charging end, and act on the second charging end based on the first power line and the second power line;

[0051] In the specific implementation process of the present invention, the specific steps include: monitoring the charging situation of the second charging end and the triggering of the power compensation mechanism; if the power compensation mechanism is in the triggered state, then monitor the charging situation of the second charging end; if it is monitored that the second charging end is in the charging state and the power compensation mechanism is triggered, then transfer the charging line of the first charging end to the charging line of the second charging end, and act on the second charging end based on the first power line and the second power line.

[0052] In addition, when it is monitored that the second charging end is in a charging state and the power compensation mechanism is triggered, the charging line at the first charging end is transferred to the charging line at the second charging end, and based on the first power line and the second power line acting on the second charging end, it further includes: converging the first power line and the second power line into the same converging channel, and acting on the second charging end along the converging channel; performing distributed charging on different parts of the second charging end based on the converging channel, and charging synchronously.

[0053] The purpose of the present invention is to overcome the deficiencies of the prior art. The present invention provides a power compensation method and system during the charging process, which feeds back the progress of the first charging end based on the current change rate of the first charging end, and performs staged control on the progress of the first charging end, so as to perform charging control on the progress of the first charging end. Particularly, when the charging progress of the first charging end reaches 92%, the power compensation mechanism of the first charging end is regulated, and the remaining charging amount of the first charging end is charged through the power compensation mechanism, so as to ensure the integrity of the end charging of the first charging end, avoid incomplete end charging and insufficient actual power. In addition, when it is monitored that the second charging end is in a charging state and the power compensation mechanism is triggered, the charging line at the first charging end is transferred to the charging line at the second charging end, and based on the first power line and the second power line acting on the second charging end.

[0054] Embodiment

[0055] Please refer to Figure 5 , Figure 5 which is a schematic structural composition diagram of the power compensation system during the charging process in the embodiment of the present invention.

[0056] As Figure 5 shown, a power compensation system during the charging process, the power compensation system during the charging process includes:

[0057] An acquisition module 21: used to acquire the charging signal of the first charging end and monitor the charging state of the first charging end;

[0058] A collection module 22: used to collect the current change rate of the first charging end based on the charging state of the first charging end;

[0059] A feedback module 23: used to feedback the progress of the first charging end according to the current change rate of the first charging end, and perform staged control on the progress of the first charging end;

[0060] A compensation module 24: used to regulate the power compensation mechanism of the first charging end when the charging progress of the first charging end reaches 92%, and charge the first charging end through the power compensation mechanism of the first charging end;

[0061] Line module 25: When it is monitored that the second charging end is in a charging state and the power compensation mechanism is triggered, the charging line at the first charging end is transferred to the charging line at the second charging end, and the second charging end is acted upon based on the first power line and the second power line.

[0062] The present invention provides a power compensation method and system during the charging process, which feeds back the progress of the first charging end based on the current change rate of the first charging end, and performs staged control on the progress of the first charging end, so as to perform charging control on the progress of the first charging end. Particularly, when the charging progress of the first charging end reaches 92%, the power compensation mechanism of the first charging end is regulated, and the remaining charging amount of the first charging end is charged and controlled through the power compensation mechanism, so as to ensure the integrity of the end charging of the first charging end and avoid incomplete end charging and insufficient actual power. In addition, when it is monitored that the second charging end is in a charging state and the power compensation mechanism is triggered, the charging line at the first charging end is transferred to the charging line at the second charging end, and the second charging end is acted upon based on the first power line and the second power line.

[0063] Embodiment

[0064] Please refer to Figure 6 , and hereinafter refer to Figure 6 to describe the electronic device 40 according to this embodiment of the present invention. Figure 6 The displayed electronic device 40 is only an example and should not impose any limitations on the functions and usage scope of the embodiments of the present invention.

[0065] As Figure 6 shown, the electronic device 40 is presented in the form of a general computing device. The components of the electronic device 40 may include, but are not limited to: at least one of the above-mentioned processing units 41, at least one of the above-mentioned storage units 42, and a bus 43 connecting different system components (including the storage unit 42 and the processing unit 41).

[0066] Among them, the storage unit stores program codes, and the program codes can be executed by the processing unit 41, so that the processing unit 41 executes the steps according to various exemplary embodiments of the present invention described in the "Embodiment Method" part of this specification.

[0067] The storage unit 42 may include a readable medium in the form of a volatile storage unit, such as a random access storage unit (RAM) 421 and / or a cache storage unit 422, and may further include a read-only storage unit (ROM) 423.

[0068] The storage unit 42 may also include a program / utility 424 having a set (at least one) of program modules 425, such program modules 425 including but not limited to: an operating system, one or more application programs, other program modules, and program data, each or some combination of these examples may include an implementation of a network environment.

[0069] The bus 43 may represent one or more of several types of bus structures, including a memory bus or memory controller, a peripheral bus, an accelerated graphics port, a processing unit, or a local bus using any of a variety of bus structures.

[0070] The electronic device 40 may also communicate with one or more external devices (such as a keyboard, a pointing device, a Bluetooth device, etc.), may also communicate with one or more devices that enable a user to interact with the electronic device 40, and / or communicate with any device that enables the electronic device 40 to communicate with one or more other computing devices (such as a router, a modem, etc.). Such communication may be through an input / output (I / O) interface 44. Also, the electronic device 40 may communicate with one or more networks (such as a local area network (LAN), a wide area network (WAN), and / or a public network, such as the Internet) through a network adapter 45. As Figure 6 shown, the network adapter 45 communicates with other modules of the electronic device 40 through the bus 43. It should be understood that although Figure 6 not shown in the figure, other hardware and / or software modules may be used in conjunction with the electronic device 40, including but not limited to: microcode, device drivers, redundant processing units, external disk drive arrays, RAID systems, tape drives, and data backup tracking systems, etc.

[0071] Through the description of the above embodiments, those skilled in the art can easily understand that the example embodiments described herein can be implemented by software, or can be implemented by a combination of software and necessary hardware. Therefore, the technical solutions according to the embodiments of the present disclosure can be embodied in the form of a software product, which can be stored in a non-volatile storage medium (which can be a CD-ROM, a USB flash drive, a mobile hard disk, etc.) or on a network, including several instructions to enable a computing device (which can be a personal computer, a server, a terminal device, or a network device, etc.) to execute the method according to the embodiments of the present disclosure.

[0072] Those of ordinary skill in the art can understand that all or part of the steps in the various methods of the above embodiments can be completed by instructing relevant hardware through a program. This program can be stored in a computer-readable storage medium, and the storage medium can include: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or optical disc, etc. Moreover, it stores computer program instructions, and when the computer program instructions are executed by a computer, the computer is made to execute the method according to the above.

[0073] In addition, the above has introduced in detail the power compensation method and system based on the charging process provided by the embodiments of the present invention. Specific examples should have been used in this article to elaborate on the principle and implementation manner of the present invention. The description of the above embodiments is only used to help understand the method and its core idea of the present invention; at the same time, for those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present invention.

Claims

1. A power compensation method during the charging process, characterized in that Including: Obtain the charging signal of the first charging terminal and monitor the charging status of the first charging terminal; Collect the current change rate of the first charging terminal based on the charging status of the first charging terminal; Feedback the progress of the first charging terminal according to the current change rate of the first charging terminal, and conduct phased control over the progress of the first charging terminal; When the charging progress of the first charging terminal reaches 92%, adjust the power compensation mechanism of the first charging terminal, and charge the first charging terminal with the power compensation mechanism of the first charging terminal; If it is monitored that the second charging terminal is in the charging state and the power compensation mechanism is triggered, transfer the charging line of the first charging terminal to the charging line of the second charging terminal, and act on the second charging terminal based on the first power line and the second power line; The obtaining of the charging signal of the first charging terminal and the monitoring of the charging status of the first charging terminal include: Detect the resistance signal between the first charging terminal and the device to be charged; Determine the charging line between the first charging terminal and the device to be charged based on the resistance signal, wherein the charging line is laid along the line of the resistance; Traverse along the charging line to the charging database of the first charging terminal, and monitor the charging status of the first charging terminal; Obtain the temperature of the external environment, select the corresponding charging mode based on different temperatures, and determine the corresponding different charging statuses, wherein there is a mutual mapping between the charging mode and the temperature; The collecting of the current change rate of the first charging terminal based on the charging status of the first charging terminal includes: Obtain the charging status of the first charging terminal; Monitor the charging and discharging in the charging status of the first charging terminal, and collect the output current of the charging status of the first charging terminal; Monitor the corresponding output current within a preset time, and determine the current change rate of the first charging terminal. Among them, a loss parameter is introduced based on the current change rate of the first charging terminal, and the current loss is limited.

2. The power compensation method based on the charging process according to claim 1, wherein The feedback of the progress of the first charging terminal according to the current change rate of the first charging terminal and the phased control over the progress of the first charging terminal include: Calibrate the coordinate system of the current change rate of the first charging terminal, and present the current change rate in the coordinate system; Conduct progress division based on the coordinate system, and the progress acts on the change path of the current change rate, and extract the change events in the current change rate; Collect the parameters affecting the current change rate along the change events; Regulate the parameters and adjust the change amplitude of the current change rate.

3. The power compensation method based on the charging process according to claim 1, wherein The feedback of the progress of the first charging terminal according to the current change rate of the first charging terminal and the phased control over the progress of the first charging terminal further include: Regulate the current change rate based on the different progress of the first charging terminal; Limit the progress of the first charging terminal, and form a corresponding change table for the progress of each stage; Map the change table and apply the change table to the current change rate to limit the current change rate of different stages, and conduct phased control over the progress of the first charging terminal.

4. The power compensation method based on the charging process according to claim 3, wherein When the charging progress of the first charging terminal reaches 92%, adjust the power compensation mechanism of the first charging terminal, and charge the first charging terminal with the power compensation mechanism of the first charging terminal, including: When the charging progress of the first charging terminal reaches 92%, determine the end charging stage of the first charging terminal; Trigger the power compensation mechanism based on the end charging stage of the first charging terminal; Introduce the power compensation mechanism into the first charging terminal and control the charging amount of the first charging terminal based on the power compensation mechanism; Obtain the battery capacity of the first charging terminal and measure 8% of the battery capacity to determine the charging amount of the first charging terminal; Perform position transfer based on the charging amount of the first charging terminal and act on the first charging terminal along another charging line. At this time, the other charging line serves as a storage energy line and acts on the end charging stage of the first charging terminal.

5. The power compensation method based on the charging process according to claim 3, characterized in that If it is monitored that the second charging terminal is in the charging state and the power compensation mechanism is triggered, then transfer the charging line of the first charging terminal to the charging line of the second charging terminal, and act on the second charging terminal based on the first power line and the second power line, including: Monitor the charging condition of the second charging terminal and the triggering of the power compensation mechanism; If the power compensation mechanism is in the triggered state, monitor the charging condition of the second charging terminal; If it is monitored that the second charging terminal is in the charging state and the power compensation mechanism is triggered, then transfer the charging line of the first charging terminal to the charging line of the second charging terminal, and act on the second charging terminal based on the first power line and the second power line.

6. The power compensation method based on the charging process according to claim 5, wherein, If it is monitored that the second charging terminal is in the charging state and the power compensation mechanism is triggered, then transfer the charging line of the first charging terminal to the charging line of the second charging terminal, and act on the second charging terminal based on the first power line and the second power line, further including: Converge the first power line and the second power line into the same convergence channel and act on the second charging terminal along the convergence channel; Perform distributed charging on different parts of the second charging terminal based on the convergence channel and charge synchronously.

7. A power compensation system during the charging process, characterized in that, The power compensation system based on the charging process includes: Acquisition module: used to acquire the charging signal of the first charging terminal and monitor the charging state of the first charging terminal; Collection module: used to collect the current change rate of the first charging terminal based on the charging state of the first charging terminal; Feedback module: used to feedback the progress of the first charging terminal according to the current change rate of the first charging terminal and perform staged control on the progress of the first charging terminal; Compensation module: used to regulate the power compensation mechanism of the first charging terminal when the charging progress of the first charging terminal reaches 92%, and charge the first charging terminal by the power compensation mechanism of the first charging terminal; Line module: used to transfer the charging line of the first charging terminal to the charging line of the second charging terminal if it is monitored that the second charging terminal is in the charging state and the power compensation mechanism is triggered, and act on the second charging terminal based on the first power line and the second power line; The acquisition of the charging signal of the first charging terminal and the monitoring of the charging state of the first charging terminal include: Detect the resistance signal between the first charging terminal and the device to be charged; Determine the charging route between the first charging terminal and the device to be charged based on the resistance signal, where the charging route is laid along the route of the resistance. Traverse the charging database along the charging route to the first charging terminal and monitor the charging status of the first charging terminal; Obtain the temperature of the external environment, select the corresponding charging mode based on different temperatures, and determine the corresponding different charging statuses, where there is a mutual mapping between the charging mode and the temperature; The collecting of the current change rate of the first charging terminal based on the charging status of the first charging terminal includes: Obtain the charging status of the first charging terminal; Monitor the charging and discharging in the charging status of the first charging terminal and collect the output current of the charging status of the first charging terminal; Monitor the corresponding output current within a preset time and determine the current change rate of the first charging terminal. Among them, a loss parameter is introduced based on the current change rate of the first charging terminal, and the current loss is limited.

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