Energy storage anti-countercurrent communication transmission method

Abstract

The invention relates to the technical field of energy storage, and discloses an energy storage anti-reflux communication transmission method, which comprises a field control module used for accurately measuring the current and voltage of the input and output ends of energy storage equipment; the communication module is used for establishing a reliable information transmission channel between the energy storage equipment and a local monitoring center or a remote monitoring platform; the fault detection module is used for timely finding various faults in the system; the communication detection module is used for performing intelligent switching between different communication modes or links; and the cloud receiving and transmitting module is used for data interaction between the equipment and the cloud. By adding two sets of LORA modules, uninterrupted wireless signal transmission can be realized, the workload of on-site constructors is greatly reduced, some projects which can only realize a control function by destroying an original building structure are effectively avoided, the construction difficulty is reduced, the construction period is shortened, and the construction cost is saved.

Description

Technical Field

[0001] The present invention relates to the technical field of energy storage, and in particular to an energy storage anti-backflow communication transmission method. Background Art

[0002] With the rapid development of industrial and commercial energy storage technology, the application of industrial and commercial energy storage is increasingly accepted and adopted by all walks of life. As we all know, a key technology of industrial and commercial energy storage is "anti-reverse flow". The essence of anti-reverse flow technology is to install an anti-reverse flow transformer at the output end of the transformer, and adjust the input and output power of the energy storage system by real-time monitoring the output power of the transformer, and finally realize the function of overload protection of the transformer and anti-reverse flow of energy storage electricity to the grid.

[0003] Adding an anti-backflow device will inevitably require connecting the communication line to the EMS of the energy storage system to achieve control. For some special requirements, such as when the energy storage system is far away from the distribution cabinet or has multiple mutual inductances, a more convenient communication method is imminent.

[0004] In the prior art, long-distance wiring may cause signal attenuation or interference. Some projects are difficult to construct, time-consuming, and costly. In addition, when the laid lines are damaged during subsequent maintenance, the maintenance cost is high, and the laid lines need to be disconnected and removed for testing, which is a cumbersome and labor-intensive process. Summary of the invention

[0005] In view of the shortcomings of the prior art, the present invention provides an energy storage and anti-backflow communication transmission method to solve the problems that long-distance wiring may cause signal attenuation or interference, some engineering construction is difficult, labor-intensive, time-consuming and costly, and when the laid lines are damaged during subsequent maintenance, the maintenance cost is high and the laid lines need to be disconnected and removed for inspection, which is a cumbersome and complicated procedure.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: A method for energy storage anti-backflow communication transmission, comprising: A field control module, which is used to accurately measure the current and voltage at the input and output ends of the energy storage device and is responsible for directly controlling the energy storage device on site according to the received anti-backflow related information; A communication module, the communication module is used to establish an information transmission channel between the energy storage device and the local monitoring center or the remote monitoring platform, and the communication module is used to transmit data related to backflow prevention; A data acquisition module, which is used to obtain operating parameters of the energy storage device, determine whether reverse flow occurs, and monitor the energy storage status; A data transmission module, which is used to transmit the collected data related to the energy storage device to the monitoring end or the cloud service end; A fault detection module, which is used to detect various faults related to energy storage equipment, including hardware faults and software faults, and to respond immediately to implement measures and perform repairs and adjustments; A communication switching module, wherein the communication detection module is used to intelligently switch between different communication modes or links, and to switch to an auxiliary line when the main line is damaged or blocked; A cloud transceiver module is used for data interaction between the device and the cloud, including sending anti-backflow related data collected by the energy storage device to the cloud, and receiving control instructions or configuration information sent by the cloud and forwarding them to the energy storage device or the local control system.

[0007] Preferably, the field control module includes an interface unit, a data receiving and analyzing unit and a backflow judgment unit. The interface unit is used to provide a data path, and the data received from the communication interface or the data acquisition device interface is transmitted to the data receiving and analyzing unit. The data receiving and analyzing unit is used to receive data from the interface connected to the data acquisition device and convert the signal into a processable digital format. The backflow judgment unit is used to obtain processed anti-backflow related data from the data receiving and analyzing unit, and the anti-backflow related data includes current, voltage, energy storage status and backflow status, and perform backflow judgment on whether it is backflow.

[0008] Preferably, the communication module includes a LORA wireless transmission unit, a WIFI communication unit, a 4G / 5G communication unit and a data acquisition and sending unit. The LORA wireless transmission unit is used to transmit the anti-backflow data in the energy storage device to a receiving end at a longer distance. The WIFI communication unit is used to process the energy storage anti-backflow data according to the WiFi protocol and then transmit it. The 4G / 5G communication unit is used to transmit the anti-backflow data and situation of the energy storage device to the receiving end through the 4G / 5G communication unit when the transmission unit and the communication WIFI communication unit are damaged. The data acquisition and sending unit is used to collect data related to anti-backflow from various sensors of the energy storage device. The data acquisition and sending unit converts the analog signal into a digital signal through analog-to-digital conversion, and then transmits it to the receiving end through the LORA wireless transmission unit, the WIFI communication unit or the 4G / 5G communication unit.

[0009] Preferably, the data acquisition module includes a measuring unit, a signal conditioning unit and a data preprocessing unit. The measuring unit is used to accurately measure key parameters related to the energy storage device and provide data support for the energy storage backflow prevention communication transmission system. The signal conditioning unit is used to process the signal output by the sensor, including amplifying weak signals, filtering out noise interference, and performing signal type conversion. The data preprocessing unit is used to process data from different sources, including unifying data formats, removing outliers and filling missing values, standardizing data, and extracting key features.

[0010] Preferably, the data transmission module includes a wireless transmission unit, an antenna unit and an encapsulation and analysis unit. The wireless transmission unit is used to realize wireless data transmission in the energy storage anti-backflow communication system, and send data related to the energy storage device to the monitoring center or the local control terminal through LoRa, WiFi, 4G / 5G. The antenna unit is used to transmit and receive wireless signals in the energy storage anti-backflow communication system. The encapsulation and analysis unit is used to construct various types of data in the system into transmittable data units according to a specific protocol format when data is sent, add identification, length, and verification information, adapt to the corresponding communication protocol, and follow the protocol format of the data when the data is received.

[0011] Preferably, the fault detection module includes a hardware fault detection unit, a communication fault detection unit and a data processing fault detection unit. The fault detection unit is used to detect whether the hardware equipment in the energy storage anti-backflow communication transmission system is faulty. The communication fault detection unit is used to detect whether the communication equipment can correctly send and receive signals, including detecting the transmission power and receiving sensitivity of the equipment. The data processing fault detection unit is used to detect faults in the data processing link, including checking the accuracy of the processed data, verifying the consistency of the data in each processing stage, and verifying whether the data processing algorithm and logic are correct.

[0012] Preferably, the communication switching module includes a multi-communication interface unit, a link status detection unit and a switching execution unit. The multi-communication interface unit is used to realize the connection and interaction of multiple communication modes including wired connection and wireless connection in the energy storage anti-backflow communication system. The link status detection unit is used to check the link connection status, determine whether the communication link is established normally, whether it is a wired link or a wireless link, detect the link quality, monitor the link signal strength, stability, and data transmission packet loss rate. The switching execution unit is used when there are multiple communication links in the system, and the currently used communication link fails and the signal quality is poor but the switching conditions are met. The switching execution unit is responsible for switching the communication link from the current link to the backup link.

[0013] Preferably, the cloud transceiver module includes a communication unit, a connection management unit, a data transmission unit and a data storage unit. The communication unit is used to establish a connection between devices, and information can be transmitted between the local device and the cloud platform and different functional modules. The connection management unit manages the connection between devices, including processing device connection requests, monitoring the status of established connections and repairing them when problems occur, and mastering various states of connections for troubleshooting. The data transmission unit is used to send and receive data. When sending, the data is packaged and encapsulated, the transmission path is selected, and then sent; when receiving, the link is listened to to receive data, and then the data is verified and unpacked to obtain the original data content. The data storage unit is used to store data, save program instructions for the computer to execute operations, and store various types of user data such as documents and pictures, and effectively manage the data to ensure the integrity and security of the data.

[0014] The present invention provides a method for energy storage anti-backflow communication transmission. It has the following beneficial effects: 1. The present invention can realize uninterrupted wireless transmission of signals by adding two sets of LORA modules, which are installed on the meter side and the EMS side respectively. After modularization, the workload of on-site construction personnel is greatly reduced, and some projects that need to destroy the original building structure to realize the control function are effectively avoided, which reduces the construction difficulty, shortens the construction period, and saves construction costs.

[0015] 2. The present invention switches the communication link or communication mode through the communication switching module. The system can optimize resource allocation according to the status and performance of different links. When it is detected that the load of a certain communication link is too high, the switching execution unit can switch part of the data traffic to a backup link with a lower load, thereby realizing the rational use of communication resources and avoiding the performance degradation caused by excessive use of a certain link. At the same time, it also improves the overall communication efficiency of the system and the reliability of data transmission.

[0016] 3. The cloud transceiver module of the present invention realizes data interaction between the device and the cloud. It can send the current, voltage, anti-backflow status and other data collected by the energy storage device to the cloud, and receive the control instructions or configuration information sent by the cloud and forward them to the energy storage device or the local control system. The interactive capability of the cloud platform enables the system to realize remote monitoring, control and management, increases the flexibility of the system, and facilitates users to adjust and optimize the energy storage system according to different needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a system architecture diagram of an energy storage anti-backflow communication transmission method of the present invention; Figure 2 This is a field control module architecture diagram of an energy storage anti-backflow communication transmission method of the present invention; Figure 3This is a communication module architecture diagram of an energy storage anti-backflow communication transmission method of the present invention; Figure 4 This is a data acquisition module architecture diagram of an energy storage anti-backflow communication transmission method of the present invention; Figure 5 This is a data transmission module architecture diagram of an energy storage anti-backflow communication transmission method of the present invention; Figure 6 This is a fault detection module architecture diagram of an energy storage anti-backflow communication transmission method of the present invention; Figure 7 This is a communication switching module architecture diagram of an energy storage anti-backflow communication transmission method of the present invention; Figure 8 This is a cloud transceiver module architecture diagram of an energy storage anti-backflow communication transmission method of the present invention. DETAILED DESCRIPTION

[0018] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Example: Please see attached Figure 1 -Attached Figure 8 , an embodiment of the present invention provides a method for energy storage anti-backflow communication transmission, including: Field control module: The field control module is used to accurately measure the current and voltage at the input and output ends of the energy storage device, and is responsible for directly controlling the energy storage device on site according to the received anti-backflow related information; Communication module: The communication module is used to establish an information transmission channel between the energy storage device and the local monitoring center or the remote monitoring platform. The communication module is used to transmit data related to backflow prevention; Data acquisition module, which is used to obtain the operating parameters of the energy storage equipment, determine whether reverse flow occurs, and monitor the energy storage status; A data transmission module, which is used to transmit the collected data related to the energy storage device to the monitoring end or the cloud service end; Fault detection module: The fault detection module is used to detect various faults related to energy storage equipment, including hardware faults and software faults, and respond immediately to implement measures and make repairs and adjustments; The communication switching module and the communication detection module are used to intelligently switch between different communication modes or links, and switch to the auxiliary line when the main line is damaged or blocked; Cloud transceiver module, the cloud transceiver module is used for data interaction between the device and the cloud, including sending the anti-backflow related data collected by the energy storage device to the cloud, and receiving the control instructions or configuration information sent by the cloud and forwarding them to the energy storage device or the local control system.

[0020] The field control module includes an interface unit, a data receiving and analyzing unit and a backflow judgment unit. The interface unit is used to provide a data path, and the data received from the communication interface or the data acquisition device interface is transmitted to the data receiving and analyzing unit. The data receiving and analyzing unit is used to receive data from the interface connected to the data acquisition device and convert the signal into a processable digital format. The backflow judgment unit is used to obtain processed anti-backflow related data from the data receiving and analyzing unit. The anti-backflow related data includes current, voltage, energy storage status and backflow status, and performs backflow judgment on whether it is backflow.

[0021] Specifically, the interface unit provides a data path to ensure that data received from the communication interface or the data acquisition device interface can be transmitted to the data receiving and parsing unit; The data receiving and analyzing unit receives data from the interface connected to the data acquisition device and converts the signal into a processable digital format; The reverse flow judgment unit obtains the processed data of the energy storage device's charge and discharge current, voltage, energy storage status, etc. from the data receiving and analyzing unit to judge whether there is reverse flow.

[0022] The communication module includes a LORA wireless transmission unit, a WIFI communication unit, a 4G / 5G communication unit and a data acquisition and sending unit. The LORA wireless transmission unit is used to transmit the anti-backflow data in the energy storage device to a receiving end at a longer distance. The WIFI communication unit is used to process the energy storage anti-backflow data according to the WiFi protocol and then transmit it. The 4G / 5G communication unit is used to transmit the anti-backflow data and situation of the energy storage device to the receiving end through the 4G / 5G communication unit when the transmission unit and the communication WIFI communication unit are damaged. The data acquisition and sending unit is used to collect data related to anti-backflow from various sensors of the energy storage device. The data acquisition and sending unit converts the analog signal into a digital signal through analog-to-digital conversion, and then transmits it to the receiving end through the LORA wireless transmission unit, the WIFI communication unit or the 4G / 5G communication unit.

[0023] Specifically, the LORA wireless transmission unit is used to transmit the anti-reverse current, voltage, energy storage status, and reverse flow situation of the energy storage device to a receiving end at a longer distance; The WIFI communication unit processes the energy storage anti-backflow data according to the WiFi protocol and then transmits it; The 4G / 5G communication unit transmits the data and situation of energy storage device backflow prevention to the receiving end when the WIFI communication unit is damaged; The data acquisition and sending unit is responsible for collecting anti-backflow related data from various sensors of the energy storage device. After converting the analog signal into a digital signal through analog-to-digital conversion, it is transmitted to the receiving end through the LORA wireless transmission unit, WIFI communication unit or 4G / 5G communication unit.

[0024] The data acquisition module includes a measurement unit, a signal conditioning unit and a data preprocessing unit. The measurement unit is used to accurately measure the key parameters related to the energy storage equipment and provide data support for the energy storage anti-backflow communication transmission system. The signal conditioning unit is used to process the signal output by the sensor, including amplifying weak signals, filtering out noise interference, and converting signal types. The data preprocessing unit is used to process data from different sources, including unifying data formats, removing outliers and filling missing values, standardizing data, and extracting key features.

[0025] Specifically, the measurement unit accurately measures key parameters related to the energy storage equipment and provides data support for the energy storage anti-backflow communication transmission system; The signal conditioning unit processes the sensor output signal, such as amplifying weak signals, filtering out noise interference, and converting signal types to improve signal quality to meet the requirements of subsequent circuits; The data preprocessing unit processes data from different sources, including unifying the format, removing outliers and filling missing values, standardizing data, and extracting key features, thereby improving data quality to make it more suitable for subsequent analysis, storage, and transmission operations.

[0026] The data transmission module includes a wireless transmission unit, an antenna unit, and an encapsulation and analysis unit. The wireless transmission unit is used to realize wireless data transmission in the energy storage anti-backflow communication system, and send the data related to the energy storage equipment to the monitoring center or the local control terminal through LoRa, WiFi, 4G / 5G. The antenna unit is used to transmit and receive wireless signals in the energy storage anti-backflow communication system. The encapsulation and analysis unit is used to construct various types of data in the system into transmittable data units according to a specific protocol format when sending data, add identification, length, and verification information, adapt to the corresponding communication protocol, and follow the protocol format of the data when receiving data.

[0027] Specifically, the wireless transmission unit realizes wireless data transmission in the energy storage anti-backflow communication system. It can send the relevant data of the energy storage equipment to the monitoring center and local control terminal via LoRa, WiFi, 4G / 5G, and can also receive and analyze the wireless signals of other devices to achieve information interaction, remote monitoring and control functions between devices. The antenna unit is responsible for transmitting and receiving wireless signals in the system. When sending data, the encapsulation and parsing unit constructs a transmittable data unit according to a specific protocol format, adds identification, length, and check information to adapt to the communication protocol, and performs corresponding operations according to the protocol format when receiving data.

[0028] The fault detection module includes a hardware fault detection unit, a communication fault detection unit and a data processing fault detection unit. The fault detection unit is used to detect whether the hardware equipment in the energy storage anti-backflow communication transmission system is faulty. The communication fault detection unit is used to detect whether the communication equipment can correctly send and receive signals, including detecting the transmission power and receiving sensitivity of the equipment. The data processing fault detection unit is used to detect faults in the data processing link, including checking the accuracy of the processed data, verifying the consistency of the data in each processing stage, and verifying whether the data processing algorithm and logic are correct.

[0029] Specifically, the hardware fault detection unit is used to detect whether the hardware equipment in the energy storage anti-backflow communication transmission system has faults; The communication fault detection unit is used to detect whether the communication equipment can correctly send and receive signals, including the detection of the equipment's transmission power and receiving sensitivity; The data processing fault detection unit is used to detect faults in the data processing link, such as checking the accuracy of processed data, verifying the consistency of data at each stage, and verifying the correctness of data processing algorithms and logic.

[0030] The communication switching module includes a multi-communication interface unit, a link status detection unit and a switching execution unit. The multi-communication interface unit is used to realize the connection and interaction of multiple communication modes including wired connection and wireless connection in the energy storage anti-backflow communication system. The link status detection unit is used to check the link connection status and determine whether the communication link is established normally, whether it is a wired link or a wireless link, to detect the link quality, monitor the link signal strength, stability, and packet loss rate of data transmission. The switching execution unit is used when there are multiple communication links in the system, and the currently used communication link fails and the signal quality is poor but the switching conditions are met. The switching execution unit is responsible for switching the communication link from the current link to the backup link.

[0031] Specifically, the multi-communication interface unit realizes the connection and interaction of multiple communication modes such as wired and wireless in the energy storage anti-backflow communication system; The link status detection unit checks the link connection status to determine whether the wired or wireless communication link is established normally, and detects the link quality, monitoring the signal strength, stability and packet loss rate; The switching execution unit is responsible for switching the communication link from the current link to the backup link when there are multiple communication links in the system and the current link fails or the signal quality is poor and meets the switching conditions.

[0032] The cloud transceiver module includes a communication unit, a connection management unit, a data transmission unit and a data storage unit. The communication unit is used to establish connections between devices. Information can be transmitted between local devices and the cloud platform and different functional modules. The connection management unit is used to manage connections between devices, including processing device connection requests, monitoring the status of established connections and repairing them when problems occur, and mastering various connection states for troubleshooting. The data transmission unit is used to send and receive data. When sending, data is packaged and encapsulated, the transmission path is selected and then sent; when receiving, the link is listened to to receive data, and then the data is verified and unpacked to obtain the original data content. The data storage unit is used to store data and save program instructions for the computer to execute operations. At the same time, various user data such as documents and pictures are stored, and the data is effectively managed to ensure the integrity and security of the data.

[0033] Specifically, the communication unit is used to establish a connection between the local device and the cloud platform and different functional modules to transmit information; The connection management unit is used to manage the connection between devices, including processing connection requests, monitoring the connection status and fixing problems, and mastering the connection status to troubleshoot; The data transmission unit is responsible for sending and receiving data. When sending, it packages and encapsulates the data, selects the path and then sends it. When receiving, it monitors, verifies, and unpacks the data to obtain the original data. The data storage unit is used to store data, including program instructions and user data such as documents, pictures, etc., and can effectively manage data, such as organizing structures for retrieval and ensuring data integrity and security.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A method for energy storage anti-backflow communication transmission, characterized in that: include: A field control module, which is used to accurately measure the current and voltage at the input and output ends of the energy storage device and is responsible for directly controlling the energy storage device on site according to the received anti-backflow related information; A communication module, the communication module is used to establish an information transmission channel between the energy storage device and the local monitoring center or the remote monitoring platform, and the communication module is used to transmit data related to backflow prevention; A data acquisition module, which is used to obtain operating parameters of the energy storage device, determine whether reverse flow occurs, and monitor the energy storage status; A data transmission module, which is used to transmit the collected data related to the energy storage device to the monitoring end or the cloud service end; A fault detection module, which is used to detect various faults related to energy storage equipment, including hardware faults and software faults, and to respond immediately to implement measures and perform repairs and adjustments; A communication switching module, wherein the communication detection module is used to intelligently switch between different communication modes or links, and to switch to an auxiliary line when the main line is damaged or blocked; A cloud transceiver module is used for data interaction between the device and the cloud, including sending anti-backflow related data collected by the energy storage device to the cloud, and receiving control instructions or configuration information sent by the cloud and forwarding them to the energy storage device or the local control system.

2. The energy storage anti-backflow communication transmission method according to claim 1, characterized in that: The field control module includes an interface unit, a data receiving and analyzing unit and a backflow judgment unit. The interface unit is used to provide a data path, and the data received from the communication interface or the data acquisition device interface is transmitted to the data receiving and analyzing unit. The data receiving and analyzing unit is used to receive data from the interface connected to the data acquisition device and convert the signal into a processable digital format. The backflow judgment unit is used to obtain processed anti-backflow related data from the data receiving and analyzing unit. The anti-backflow related data includes current, voltage, energy storage status and backflow status, and perform backflow judgment on whether it is backflow.

3. The energy storage anti-backflow communication transmission method according to claim 1 is characterized in that: The communication module includes a LORA wireless transmission unit, a WIFI communication unit, a 4G / 5G communication unit and a data acquisition and sending unit. The LORA wireless transmission unit is used to transmit the anti-backflow data in the energy storage device to a receiving end at a longer distance. The WIFI communication unit is used to process the energy storage anti-backflow data according to the WiFi protocol and then transmit it. The 4G / 5G communication unit is used to transmit the anti-backflow data and situation of the energy storage device to the receiving end through the 4G / 5G communication unit when the transmission unit and the communication WIFI communication unit are damaged. The data acquisition and sending unit is used to collect data related to anti-backflow from various sensors of the energy storage device. The data acquisition and sending unit converts the analog signal into a digital signal through analog-to-digital conversion, and then transmits it to the receiving end through the LORA wireless transmission unit, the WIFI communication unit or the 4G / 5G communication unit.

4. The energy storage anti-backflow communication transmission method according to claim 1, characterized in that: The data acquisition module includes a measuring unit, a signal conditioning unit and a data preprocessing unit. The measuring unit is used to accurately measure key parameters related to the energy storage device and provide data support for the energy storage anti-backflow communication transmission system. The signal conditioning unit is used to process the signal output by the sensor, including amplifying weak signals, filtering out noise interference, and performing signal type conversion. The data preprocessing unit is used to process data from different sources, including unifying data formats, removing outliers and filling missing values, standardizing data, and extracting key features.

5. The energy storage anti-backflow communication transmission method according to claim 1, characterized in that: The data transmission module includes a wireless transmission unit, an antenna unit and an encapsulation and analysis unit. The wireless transmission unit is used to realize wireless data transmission in the energy storage anti-backflow communication system, and send the data related to the energy storage equipment to the monitoring center or the local control terminal through LoRa, WiFi, 4G / 5G. The antenna unit is used to transmit and receive wireless signals in the energy storage anti-backflow communication system. The encapsulation and analysis unit is used to construct various types of data in the system into transmittable data units according to a specific protocol format when sending data, add identification, length, and verification information, adapt to the corresponding communication protocol, and follow the protocol format of the data when receiving data.

6. The energy storage anti-backflow communication transmission method according to claim 1, characterized in that: The fault detection module includes a hardware fault detection unit, a communication fault detection unit and a data processing fault detection unit. The fault detection unit is used to detect whether the hardware equipment in the energy storage anti-backflow communication transmission system is faulty. The communication fault detection unit is used to detect whether the communication equipment can correctly send and receive signals, including detecting the transmission power and receiving sensitivity of the equipment. The data processing fault detection unit is used to detect faults in the data processing link, including checking the accuracy of the processed data, verifying the consistency of the data in each processing stage, and verifying whether the data processing algorithm and logic are correct.

7. The energy storage anti-backflow communication transmission method according to claim 1, characterized in that: The communication switching module includes a multi-communication interface unit, a link status detection unit and a switching execution unit. The multi-communication interface unit is used to realize the connection and interaction of multiple communication modes including wired connection and wireless connection in the energy storage anti-backflow communication system. The link status detection unit is used to check the link connection status, determine whether the communication link is established normally, whether it is a wired link or a wireless link, detect the link quality, monitor the signal strength, stability, and packet loss rate of the link data transmission. The switching execution unit is used when there are multiple communication links in the system, the currently used communication link fails, the signal quality is poor but the switching conditions are met, and the switching execution unit is responsible for switching the communication link from the current link to the backup link.

8. The energy storage anti-backflow communication transmission method according to claim 1, characterized in that: The cloud transceiver module includes a communication unit, a connection management unit, a data transmission unit and a data storage unit. The communication unit is used to establish a connection between devices. Information can be transmitted between local devices and the cloud platform and different functional modules. The connection management unit manages the connection between devices, including processing device connection requests, monitoring the status of established connections and repairing them when problems occur, and mastering various connection states for troubleshooting. The data transmission unit is used to send and receive data. When sending, data is packaged and encapsulated, a transmission path is selected, and then sent; when receiving, the link is listened to to receive data, and then the data is verified and unpacked to obtain the original data content. The data storage unit is used to store data, save program instructions for the computer to execute operations, and store various types of user data such as documents and pictures. The data is effectively managed to ensure the integrity and security of the data.

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