CN106696732A - Monitoring system and method of electromobile charging station - Google Patents

Abstract

The invention discloses a monitoring system and method of an electromobile charging station. The monitoring system comprises charging equipment, first monitoring equipment, second monitoring equipment and a central processing unit. The charging equipment is used for charging an electromobile, the first monitoring equipment is connected with the charging equipment and used for monitoring running state of the same to acquire first monitoring data, the second monitoring equipment is connected with the first monitoring equipment and used for monitoring running state of the same to acquire second monitoring data, and the central processing unit is respectively connected with the first monitoring equipment and the second monitoring equipment and used for processing the first monitoring data and the second monitoring data to acquire control parameters which are used for remotely controlling the charging equipment. By the monitoring system and method, the technical problem of low monitoring efficiency of electromobile charging stations in the prior art is solved.

Description

Monitoring system and monitoring method for electric vehicle charging station

technical field

The invention relates to the field of electric power, in particular to a monitoring system and a monitoring method for an electric vehicle charging station.

Background technique

At present, the charging equipment of electric vehicles generally has the problem of being unable to provide cross-regional charging services, which brings inconvenience to the cross-regional travel of electric vehicle users. At present, a uniformly issued electric vehicle charging service card has been launched on the market to solve the problem of charging across regions. However, due to the different device models, device functions, and device control strategies of charging devices in each region, there is a lack of unified scheduling and management. The operation and maintenance enterprise of charging equipment cannot monitor and effectively manage multiple charging equipment in different regions in real time. Data conflicts occur frequently and transparency is poor, which directly reduces the user experience. To sum up, there is a technical problem of low monitoring efficiency of electric vehicle charging stations in the prior art.

For the above problems, no effective solution has been proposed yet.

Contents of the invention

Embodiments of the present invention provide a monitoring system and a monitoring method for an electric vehicle charging station, so as to at least solve the technical problem of low monitoring efficiency of the electric vehicle charging station in the prior art.

According to an aspect of an embodiment of the present invention, a monitoring system for an electric vehicle charging station is provided. The system includes: a charging device, used to charge an electric vehicle; a first monitoring device, connected to the above-mentioned charging device, used to Monitoring the operating state of the charging device to obtain first monitoring data; a second monitoring device connected to the first monitoring device for monitoring the operating state of the first monitoring device to obtain second monitoring data; The central processing unit is connected to the first monitoring device and the second monitoring device respectively, and is used to process the first monitoring data and the second monitoring data to obtain control parameters, wherein the control parameters are used for remote control The charging equipment mentioned above.

Further, the above-mentioned first monitoring device is connected to the above-mentioned charging device through a CAN bus.

Further, the above-mentioned second monitoring device is connected to the above-mentioned first monitoring device through Ethernet.

Further, the above-mentioned charging device includes: a BMS battery management module, connected to the above-mentioned first monitoring device, for collecting the operating parameters of the battery box of the above-mentioned charging device; an instruction receiving module, connected to the above-mentioned first monitoring device, for receiving the above-mentioned The foregoing control parameters forwarded by the first monitoring device.

Further, the above-mentioned charging device further includes: a detection circuit, used to detect whether the above-mentioned battery box and the above-mentioned first monitoring device are connected normally, so as to obtain a detection result; a control circuit, connected to the above-mentioned detection circuit, used to control the above-mentioned The operating status of the battery box.

Further, the above-mentioned charging device further includes: a display connected to the above-mentioned BMS battery management module for displaying the operation status of the above-mentioned battery box.

According to another aspect of the embodiments of the present invention, there is also provided a monitoring method for an electric vehicle charging station. The method includes: monitoring the charging equipment according to the first monitoring equipment, so as to obtain the first monitoring data, wherein the above-mentioned first The monitoring device is connected to the charging device, and the charging device is used to charge the electric vehicle; the second monitoring device monitors the operating status of the first monitoring device to obtain second monitoring data, wherein the second monitoring device Connect with the above-mentioned first monitoring device; process the above-mentioned first monitoring data and the above-mentioned second monitoring data according to the central processor, so as to obtain the control parameters, wherein the above-mentioned central processor is connected with the above-mentioned first monitoring device and the above-mentioned second monitoring device respectively The equipment is connected, and the above-mentioned control parameters are used to remotely control the above-mentioned charging equipment.

Further, the above method further includes: collecting operating parameters of the battery box of the above charging device.

Further, the method further includes: detecting whether the battery box is normally connected to the first monitoring device, so as to obtain a detection result; and controlling the operating state of the battery box according to the detection result.

Further, the above method further includes: displaying the operation status of the above battery box.

In the embodiment of the present invention, the first monitoring data is obtained by monitoring the charging device according to the first monitoring device, and the second monitoring data is obtained by monitoring the operating state of the first monitoring device through the second monitoring device, and then The control parameters are obtained by processing the first monitoring data and the second monitoring data according to the central processor, which achieves the purpose of remotely controlling the charging equipment according to the control parameters, thereby improving the monitoring efficiency of the electric vehicle charging station and enhancing the information of the monitoring system. The accuracy and timeliness of interaction, the technical effect of increasing the monitoring function of the electric vehicle charging station, and then solve the technical problem of low monitoring efficiency of the electric vehicle charging station in the prior art.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the present invention and constitute a part of the application. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations to the present invention. In the attached picture:

Fig. 1 is a schematic structural diagram of an optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of another optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention;

Fig. 3 is a schematic structural diagram of another optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention;

Fig. 4 is a schematic structural diagram of another optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention;

Fig. 5 is a schematic flowchart of an optional monitoring method for an electric vehicle charging station according to an embodiment of the present invention.

detailed description

In order to enable those skilled in the art to better understand the solutions of the present invention, the following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only It is an embodiment of a part of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terms "first" and "second" in the description and claims of the present invention and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the embodiments of the invention described herein can be practiced in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having", as well as any variations thereof, are intended to cover a non-exclusive inclusion, for example, a process, method, system, product or device comprising a sequence of steps or elements is not necessarily limited to the expressly listed instead, may include other steps or elements not explicitly listed or inherent to the process, method, product or apparatus.

Example 1

According to an embodiment of the present invention, an embodiment of a monitoring system for an electric vehicle charging station is provided. It should be noted that the steps shown in the flow chart of the accompanying drawings can be executed in a computer system such as a set of computer-executable instructions , and, although a logical order is shown in the flowcharts, in some cases the steps shown or described may be performed in an order different from that shown or described herein.

Fig. 1 is a schematic structural diagram of an optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention. As shown in Fig. 1 , the system includes:

The charging device 101 is used to charge the electric vehicle; the first monitoring device 103 is connected to the charging device 101 and is used to monitor the operating state of the charging device to obtain the first monitoring data; the second monitoring device 105 is connected to the second monitoring device 105 A monitoring device 103 is connected to monitor the operating state of the first monitoring device, thereby obtaining second monitoring data; the central processing unit 107 is connected to the first monitoring device 103 and the second monitoring device 105 respectively, and is used to monitor the first monitoring device 103 and the second monitoring device 105. The first monitoring data and the second monitoring data are processed to obtain control parameters, wherein the control parameters are used to remotely control the charging device.

In the embodiment of the present invention, the first monitoring data is obtained by monitoring the charging device according to the first monitoring device, and the second monitoring data is obtained by monitoring the operating state of the first monitoring device through the second monitoring device, and then The control parameters are obtained by processing the first monitoring data and the second monitoring data according to the central processor, which achieves the purpose of remotely controlling the charging equipment according to the control parameters, thereby improving the monitoring efficiency of the electric vehicle charging station and enhancing the information of the monitoring system. The accuracy and timeliness of interaction, the technical effect of increasing the monitoring function of the electric vehicle charging station, and then solve the technical problem of low monitoring efficiency of the electric vehicle charging station in the prior art.

Optionally, the monitoring system of the electric vehicle charging station in this embodiment is conducive to unifying the service mode of the charging facilities of the State Grid Corporation, providing users with better quality services, and encouraging consumers to purchase and use electric vehicles and promoting the promotion of electric vehicles. Applications can play a positive role.

Optionally, the first monitoring system can realize the monitoring and management of the charging station, provide a man-machine interface for the operation of various systems in the charging station, realize the collection and real-time display of relevant information, remote control of equipment, and data storage, query and Statistics, etc., and can communicate with related systems. The second monitoring system can monitor the data content, data flow, and operating status of multiple first monitoring systems, and the central processor can complete the data collection, data storage, and Statistical analysis, operational decision-making, business services, and scheduling management.

Optionally, FIG. 2 is a schematic structural diagram of another optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention. As shown in FIG. 2 , the charging equipment (that is, the station-level charging equipment in FIG. 2 ) It consists of various equipment units distributed in the station and connected to the monitoring system, which can collect the operating status and operating data of its own equipment. The station-level monitoring system is the above-mentioned first monitoring system, and the national network unified operation monitoring platform is the above-mentioned second monitoring system. Specifically, the State Grid Unified Operation Monitoring System is responsible for collecting and summarizing macro statistical information such as the operating status and asset status of the electric vehicle charging and swapping service network within the jurisdiction of the State Grid Corporation, as a basis for planning the business development and construction of the entire system. Its business includes comprehensive statistical analysis, metering and billing, operation management and asset management, etc. The station-level monitoring system is located under the management of the unified push operation monitoring system, and is responsible for asset management, equipment operation monitoring, communication channel management and maintenance, data access and other services of charging and swapping stations.

Optionally, FIG. 3 is a schematic structural diagram of another optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention. As shown in FIG. 3 , the data provided by the station-level monitoring system to each functional module in the superior system The flow is as follows: The data required by the "Comprehensive Statistical Analysis" module comes from equipment operation data and station-level event data, and provides the data to the "Asset Management" module and "Metering and Billing" module; the data required by the "Asset Management" module comes from charging Facility asset data and communication configuration data; the data required by the "metering and billing" module comes from charging settlement data; the functional modules of the State Grid Unified Operation Monitoring System are not isolated, and data interaction can be performed between modules.

Optionally, FIG. 4 is a schematic structural diagram of another optional monitoring system for an electric vehicle charging station according to an embodiment of the present invention. As shown in FIG. 4 , the architecture of the monitoring system in this embodiment may include: (1 ) client layer, which is used to access the monitoring system system and deal with the client of human-computer interaction, including Web browser, Flash Player, etc. (2) Business logic layer, used to deploy business logic components, adapt to the needs of modular design, and provide technical support for the business needs of the client layer. (3) Database layer, including real-time database, commercial relational database, etc. Complete real-time processing of monitoring data.

Optionally, the first monitoring device is connected to the charging device through a CAN bus. Specifically, the charging equipment in the charging pile station can be connected to the station-level monitoring system through the CAN bus to complete the interactive function of relevant data.

Optionally, the second monitoring device is connected to the first monitoring device through Ethernet. Specifically, Ethernet is used as a communication network between the second monitoring device and the first monitoring device, and the communication network provides a communication channel between devices of the monitoring system and realizes communication protocol conversion.

Optionally, the second monitoring system has the function of forwarding data to the first monitoring system, and can communicate with the superior monitoring system through Ethernet, serial port, GPRS and other communication methods. Station-level system data forwarding supports multiple communication methods. It not only supports the traditional telecontrol protocol, but also supports the docking with the headquarters system of the State Grid Corporation of China. At the same time, it supports the network connection mode between the measurement and control terminal and the system host based on the TCP/IP network protocol.

Specifically, the process for the second monitoring system to access the first monitoring system through the network may include the following steps:

Step 1, initialization. After the station-level monitoring system (ie, the first monitoring system) establishes a connection with the operation monitoring platform (ie, the second monitoring system), it first sends a protocol identification frame, and the operation monitoring platform returns a confirmation frame after receiving the frame, which is consistent with the sent The format and content of the protocol identification frame are consistent. Furthermore, after the operation monitoring platform is ready, it sends a U frame to start the transmission.

Step two, general call. The application service data unit corresponding to the general call command <100: C_IC_NA_1> is shown in the standard of "Communication Specification for Expressway Fast Charging Network Operation Monitoring Platform Part 1: System and Station-level Monitoring System" (hereinafter referred to as the standard of the State Grid unified promotion system) . The station-level monitoring system sends the full remote signal after receiving the general call command, and the application service data unit corresponding to the single-point remote signal information <1: M_SP_NA_1> is shown in the standard of the State Grid unified push system. The station-level monitoring system sends the full telemetry after receiving the general call command. According to the length of the telemetry value, it can be divided into two types: <11: M_ME_NB_1> and <132: M_MD_NA_1>. <11: M_ME_NB_1> is used for the length of the measurement value equal to 2 In the case of bytes, <132: M_MD_NA_1> is used when the length of the measured value is greater than 2 bytes.

Step 3, total call counting. The application service data unit corresponding to the counting general call command <101: C_CI_NA_1> is shown in the standard of the State Grid unified push system. The station-level monitoring system uploads the accumulative amount after receiving the counting command, and the application service data unit corresponding to the accumulative amount <15: M_IT_NA_1> is shown in the standard of the State Grid Unified Push System.

Step 4, clock synchronization. The application service data unit corresponding to the clock synchronization command <103: C_CS_NA_1> is shown in the standard of the State Grid unified push system.

Step five, change data transmission. When the data of the station-level monitoring system changes, the change data should be actively sent to the operation monitoring platform. Push system standard shown.

Step six, business data transmission. The business data of the charging piles in the station is centrally processed by the station-level monitoring system and uploaded in a unified manner. For details, please refer to Q/GDW 11177.2 "Communication Protocol for Expressway Fast Charging Network Operation Monitoring Platform Part 2: System and Discrete Charging Piles". The power exchange business data is centrally processed by the station-level monitoring system and then uploaded in a unified manner.

Optionally, the data transmission items between the first monitoring system and the second monitoring system may include but not limited to the following data items:

1. AC charging pile data items.

serial number parameter name 1 Charging pile number 2 Charging interface identification 3 Connection confirmation switch status 4 working status 5 AC input overvoltage warning 6 AC input undervoltage warning 7 Charging current overload warning 8 Charging output voltage 9 Charge output current 10 Output relay status 11 Total active energy 12 Cumulative charging time

2. Off-vehicle charger data items

3. Data items of non-vehicle sub-box chargers

serial number parameter name 1 Charger charging status 2 Charging voltage 3 recharging current 4 Cumulative charging time 5 Total active energy 6 DC bus output overvoltage alarm 7 DC bus output undervoltage alarm 8 AC input abnormal alarm 9 Battery module sampling point overtemperature alarm 10 Battery box internal number 11 Is the battery connected

Optionally, the charging device includes: a BMS battery management module, connected to the first monitoring device, for collecting operating parameters of the battery box of the charging device; an instruction receiving module, connected to the first monitoring device, for receiving the first monitoring device Control parameters for forwarding.

Optionally, the charging device has the function of dynamically adjusting the charging parameters and automatically completing the charging process according to the data provided by the battery management system (BMS) and the charging station monitoring system. Communicate with the battery management system (BMS) through the CAN interface to obtain the parameters of the battery box and the state parameters of the rechargeable battery. Upload battery information and charging equipment information to the charging station monitoring system through the Ethernet interface, and receive instructions from the charging station monitoring system.

Optionally, the charging device further includes: a detection circuit, used to detect whether the battery box is normally connected to the first monitoring device, so as to obtain a detection result; a control circuit, connected to the detection circuit, used to control the operating state of the battery box according to the detection result .

Optionally, the charging device can determine whether the battery box is connected correctly. The charging device will not allow the charging process to start until it is properly connected to the battery box. When the charging device detects that the connection with the battery box is abnormal, it must stop charging immediately.

The charging device has status indicators such as standby, charging, and full, and can display necessary information such as DC voltage and DC current. It has an input device for external manual control, which can set the parameters of the charging device. It has functions such as AC input overvoltage and undervoltage protection, AC input overcurrent protection, DC output overvoltage protection, DC output overcurrent protection, and internal overtemperature protection.

Optionally, the charging device further includes: a display connected to the BMS battery management module for displaying the operating status of the battery box.

Optionally, the display can display the functions of various equipment and outgoing line parameters in the station, display the configuration diagram of the charger, and display the stop/start status of the charger, and the function of displaying the operating limit of the equipment, and according to the change of the operating mode, Change the limit.

Optionally, the charging device may also include a memory, which is used to store and record the name, time, operation content, and equipment operation procedures of the control operator.

Optionally, the charging equipment may also include a battery replacement monitoring subsystem, which is used to monitor the operating status of various devices such as power batteries, sub-box chargers, and battery replacement equipment, and upload the information of the battery replacement equipment to the battery replacement device through the communication interface device The electronic monitoring subsystem receives control instructions from the superior system. The information processed by the battery replacement monitoring subsystem includes: input voltage, input current, output voltage, output current, temperature information, etc. of the sub-box charger; working status, location information, etc. of the battery replacement robot; battery box SOC, battery cell information Wait.

In the embodiment of the present invention, the first monitoring data is obtained by monitoring the charging device according to the first monitoring device, and the second monitoring data is obtained by monitoring the operating state of the first monitoring device through the second monitoring device, and then The control parameters are obtained by processing the first monitoring data and the second monitoring data according to the central processor, which achieves the purpose of remotely controlling the charging equipment according to the control parameters, thereby improving the monitoring efficiency of the electric vehicle charging station and enhancing the information of the monitoring system. The accuracy and timeliness of interaction, the technical effect of increasing the monitoring function of the electric vehicle charging station, and then solve the technical problem of low monitoring efficiency of the electric vehicle charging station in the prior art.

Example 2

According to another aspect of the embodiments of the present invention, an embodiment of a monitoring method for an electric vehicle charging station is also provided. It should be noted that the steps shown in the flow chart of the accompanying drawings can be executed in a set of computer-executable instructions such as and, although a logical order is shown in the flowcharts, in some cases the steps shown or described may be performed in an order different from that shown or described herein.

Fig. 5 is a schematic flowchart of an optional monitoring method for an electric vehicle charging station according to an embodiment of the present invention. As shown in Fig. 5, the method includes the following steps:

Step S502, monitoring the charging device according to the first monitoring device, so as to obtain the first monitoring data, wherein the first monitoring device is connected to the charging device, and the charging device is used to charge the electric vehicle;

Step S504, monitoring the operating state of the first monitoring device according to the second monitoring device, so as to obtain second monitoring data, wherein the second monitoring device is connected to the first monitoring device;

Step S506, process the first monitoring data and the second monitoring data according to the central processing unit to obtain control parameters, wherein the central processing unit is respectively connected to the first monitoring device and the second monitoring device, and the control parameters are used to remotely control charging equipment.

Optionally, the method may further include: collecting operating parameters of the battery box of the charging device.

Optionally, the method may further include: detecting whether the battery box is normally connected to the first monitoring device, so as to obtain a detection result; and controlling the operating state of the battery box according to the detection result.

Optionally, the method may further include: displaying the operating status of the battery box.

In the embodiment of the present invention, the first monitoring data is obtained by monitoring the charging device according to the first monitoring device, and the second monitoring data is obtained by monitoring the operating state of the first monitoring device through the second monitoring device, and then The control parameters are obtained by processing the first monitoring data and the second monitoring data according to the central processor, which achieves the purpose of remotely controlling the charging equipment according to the control parameters, thereby improving the monitoring efficiency of the electric vehicle charging station and enhancing the information of the monitoring system. The accuracy and timeliness of the interaction, the technical effect of increasing the monitoring function of the electric vehicle charging station, and then solve the technical problem of the low monitoring efficiency of the electric vehicle charging station in the prior art.

The serial numbers of the above embodiments of the present invention are for description only, and do not represent the advantages and disadvantages of the embodiments.

In the above-mentioned embodiments of the present invention, the descriptions of each embodiment have their own emphases, and for parts not described in detail in a certain embodiment, reference may be made to relevant descriptions of other embodiments.

In the several embodiments provided in this application, it should be understood that the disclosed technical content can be realized in other ways. Wherein, the device embodiments described above are only illustrative. For example, the division of the units can be a logical function division. In actual implementation, there can be another division method. For example, multiple units or components can be combined or can be Integrate into another system, or some features may be ignored, or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of units or modules may be in electrical or other forms.

The units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit. The above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.

If the integrated unit is realized in the form of a software function unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the essence of the technical solution of the present invention or the part that contributes to the prior art or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , including several instructions to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in various embodiments of the present invention. The aforementioned storage media include: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes. .

The above is only a preferred embodiment of the present invention, and it should be pointed out that for those of ordinary skill in the art, some improvements and modifications can be made without departing from the principle of the present invention. It should be regarded as the protection scope of the present invention.

Claims (10)

1. a kind of monitoring system of electric automobile charging station, it is characterised in that including：

Charging equipment, for being charged to electric automobile；

First monitoring device, is connected with the charging equipment, is monitored for the running status to the charging equipment, so that Obtain the first monitoring data；

Second monitoring device, is connected with first monitoring device, is carried out for the running status to first monitoring device Monitoring, so as to obtain the second monitoring data；

Central processing unit, is connected with first monitoring device and second monitoring device respectively, for being supervised to described first Control data and second monitoring data are processed, so as to obtain control parameter, wherein, the control parameter is used for long-range control Make the charging equipment.

2. system according to claim 1, it is characterised in that first monitoring device passes through with the charging equipment CAN is connected.

3. system according to claim 1, it is characterised in that second monitoring device is logical with first monitoring device Cross Ethernet connection.

4. system according to claim 1, it is characterised in that the charging equipment includes：

BMS battery management modules, are connected with first monitoring device, the operation of the battery case for gathering the charging equipment Parameter；

Command reception module, is connected with first monitoring device, the control for receiving the first monitoring device forwarding Parameter processed.

5. system according to claim 4, it is characterised in that the charging equipment also includes：

Detection circuit, for detecting whether the battery case is normally connected with first monitoring device, so as to obtain detection knot Really；

Control circuit, is connected, the running status for controlling the battery case according to the testing result with the detection circuit.

6. system according to claim 4, it is characterised in that the charging equipment also includes：

Display, is connected with the BMS battery management modules, the running status for showing the battery case.

7. a kind of monitoring method of electric automobile charging station, it is characterised in that including：

Charging equipment is monitored according to the first monitoring device, so as to obtain the first monitoring data, wherein, first monitoring Equipment is connected with the charging equipment, and the charging equipment is used to charge electric automobile；

The running status of first monitoring device is monitored according to the second monitoring device, so as to obtain the second monitoring number According to, wherein, second monitoring device is connected with first monitoring device；

First monitoring data and second monitoring data are processed according to central processing unit, so as to obtain control ginseng Number, wherein, the central processing unit is connected with first monitoring device and second monitoring device respectively, the control ginseng Number is used for charging equipment described in remote control.

8. method according to claim 7, it is characterised in that methods described also includes：Gather the electricity of the charging equipment The operational factor of pond case.

9. method according to claim 8, it is characterised in that methods described also includes：

Detect whether the battery case is normally connected with first monitoring device, so as to obtain testing result；

The running status of the battery case is controlled according to the testing result.

10. method according to claim 8, it is characterised in that methods described also includes：Show the operation of the battery case State.