CN213637203U - Electric power monitoring system - Google Patents
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- CN213637203U CN213637203U CN202022418246.4U CN202022418246U CN213637203U CN 213637203 U CN213637203 U CN 213637203U CN 202022418246 U CN202022418246 U CN 202022418246U CN 213637203 U CN213637203 U CN 213637203U
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Abstract
The present application relates to a power monitoring system. The power quality monitoring method comprises the steps of setting a power quality monitoring application unit, a core network unit and a communication unit arranged in the power equipment, sending a power data acquisition instruction to the core network unit by using the power instruction monitoring application unit, forwarding the power data acquisition instruction to the communication unit by using the core network unit and a LoRaWAN core network, acquiring power data corresponding to the power equipment by using the communication unit, sending the power data to the core network unit by using a LoRa communication standard, returning the power data to the power quality monitoring application unit by using the core network unit based on a preset local area network protocol, and receiving the power data and outputting the state of the power equipment by using the power quality monitoring application unit. Compared with the traditional micropower wireless communication mode, the system realizes the effect of improving the monitoring stability of power monitoring through the synergistic effect of the power quality monitoring application unit, the core network unit based on the LoRa communication technology and the communication unit.
Description
Technical Field
The application relates to the technical field of data acquisition, in particular to an electric power monitoring system.
Background
Electric power is one of important resources for maintaining normal life of people and normal operation of the country, so that the normal operation of an electric power system is one of important measures for maintaining the normal life of the country, and one of important measures for ensuring the normal operation of the electric power system is to collect and analyze electric power data.
Therefore, the current power monitoring has the defect of insufficient monitoring stability.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a power monitoring system capable of improving power monitoring stability.
A power monitoring system, comprising: the system comprises an electric energy quality monitoring application unit, a core network unit and a communication unit; the communication unit is arranged in the power equipment;
the power quality monitoring application unit is used for sending a power data acquisition instruction to the core network unit based on a preset local area network protocol;
the core network unit is used for forwarding the power data acquisition instruction to the communication unit through a LoRaWAN core network;
the communication unit is used for acquiring power data corresponding to the power equipment according to the power data acquisition instruction and sending the power data to the core network unit through an LoRa communication standard;
the core network unit is further configured to return the power data to the power quality monitoring application unit based on the preset local area network protocol;
the power quality monitoring application unit is further configured to receive the power data and output a state of the power device.
In one embodiment, the system further comprises: a gateway unit; the gateway unit is respectively connected with the core network unit and the communication unit;
the core network unit is further configured to forward the power data acquisition instruction to the gateway unit through the LoRaWAN core network;
and the gateway unit is used for sending the electric power data acquisition instruction to the communication unit according to the LoRa communication standard of preset frequency.
In one of the embodiments, the first and second electrodes are,
the communication unit comprises an encryption module, and the encryption module is used for encrypting the power data and sending the encrypted power data to the core network unit through an LoRa communication standard;
the core network unit comprises a decryption module, and the decryption module is used for decrypting the encrypted power data and returning the decrypted power data to the power quality monitoring application unit through the LoRaWAN core network.
In one embodiment, the power quality monitoring application unit and the core network unit are disposed in the same local area network; the preset local area network protocol is a message queue telemetry transmission protocol;
the power quality monitoring application unit is further configured to send the power data acquisition instruction to the core network unit through a message queue telemetry transmission protocol corresponding to the local area network.
In one embodiment, the communication unit includes: the device comprises a processor module, a storage module, a power supply module and a contact pin interface; the communication unit is connected with the power equipment through the contact pin interface;
the processor module is used for acquiring the power data corresponding to the power equipment according to the power data acquisition instruction, sending the power data to the storage module for storage, and sending the power data to the core network unit through the LoRa communication standard;
and the power supply module is used for acquiring the power supply of the electric power equipment and supplying power to the processor module through the contact pin interface.
In one embodiment, the processor module is connected to the memory module and the pin interface via a universal asynchronous receiver/transmitter.
In one embodiment, the communication unit further comprises: the antenna comprises an LoRa communication module and an antenna interface;
the processor module is used for sending the power data to the LoRa communication module;
the loRa communication module is used for transmitting the power data to the core network unit through the antenna interface by utilizing a loRa communication standard.
In one embodiment, the power quality monitoring application unit comprises a user information acquisition module and a first judgment module;
the user information acquisition module is used for acquiring user information corresponding to the power data and sending the user information to the first judgment module;
the first judging module is used for judging whether power supply abnormality occurs to the power equipment corresponding to the user information.
In one embodiment, the power quality monitoring application unit further comprises a second determination module;
the user information acquisition module is further used for acquiring a power supply area corresponding to the power data and sending the power supply area to the second judgment module;
the second determination module is used for determining whether the power supply area is abnormal in power supply.
In one embodiment, the power quality monitoring application unit further includes a display module; the display module is connected with the user information acquisition module;
the user information acquisition module is also used for sending the user information and the electric power data corresponding to the user information to the display module;
and the display module is used for generating and displaying an electric power data list according to the user information and the electric power data corresponding to the user information.
The power monitoring system comprises a power quality monitoring application unit, a core network unit and a communication unit arranged in the power equipment, wherein the power data acquisition instruction is sent to the core network unit by the power instruction monitoring application unit, the power data acquisition instruction is forwarded to the communication unit by the core network unit through a LoRaWAN core network, the power data corresponding to the power equipment is acquired by the communication unit, the power data is sent to the core network unit through a LoRa communication standard, the power data is returned to the power quality monitoring application unit by the core network unit based on a preset local area network protocol, and the power data is received by the power quality monitoring application unit and the state of the power equipment is output. Compared with the traditional micropower wireless communication mode, the system realizes the effect of improving the monitoring stability of power monitoring through the synergistic effect of the power quality monitoring application unit, the core network unit based on the LoRa communication technology and the communication unit.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a power monitoring system;
FIG. 2 is a schematic diagram of another embodiment of a power monitoring system;
FIG. 3 is a schematic diagram of a communication unit in one embodiment;
FIG. 4 is a schematic diagram of an embodiment of a power quality monitoring application unit;
fig. 5 is a schematic structural diagram of an application unit for monitoring power quality in another embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The embodiment of the utility model provides an electric power monitored control system carries out the detailed description to each component of this system and relation of connection respectively below.
Fig. 1 shows a schematic structural diagram of an electric power monitoring system provided in the present application, and fig. 1 is a schematic structural diagram of an electric power monitoring system in an embodiment. The power monitoring system may include a power quality monitoring application unit 102, a core network unit 104, and a communication unit 106; the power quality monitoring application unit 102 may be communicatively connected to the core network unit 104, for example, by a wired or wireless network, the core network unit 104 may be communicatively connected to the communication unit 106, the communication unit 106 may be disposed in the power device 108, and the communication unit 106 may be in data communication with the power device 108, wherein the above devices may not be limited to only the functions described in the specification. The power monitoring system may include the following specific contents:
the power quality monitoring application unit 102 is configured to send a power data acquisition instruction to the core network unit 104 based on a preset local area network protocol.
The power quality monitoring application unit 102 may be a unit for acquiring power data of the power device, and may be disposed in a remote server, where the server may be composed of a single server or a server cluster formed by multiple servers. The power quality monitoring application unit 102 may be implemented by an existing application unit that monitors power data; the core network unit 104 may be a unit that is connected and communicated with the power quality monitoring application unit 102, for example, the core network unit 104 may receive an instruction and the like sent by the power quality monitoring application unit 102, the core network unit 104 may also be deployed in the server, and may also be disposed in the same local area network as the power quality monitoring application unit 102, and the preset local area network protocol may be a protocol for enabling the power quality monitoring application unit 102 to communicate with the core network unit 104. The power data obtaining instruction may be an instruction for obtaining power data of the power device, and the power quality monitoring application unit 102 may send the power data obtaining instruction to the core network unit 104 through the preset lan protocol, so that the core network unit 104 performs corresponding processing according to the instruction.
The core network unit 104 is configured to forward the power data acquisition instruction to the communication unit 106 through the LoRaWAN core network.
The core network unit 104 may be a unit for implementing communication based on a LoRaWAN core network, the core network unit 104 may also be referred to as a LoRa core network system, the core network unit 104 may be deployed in a remote server, and the core network unit 104 may include functions of LoRaWAN protocol message analysis, LoRa gateway data access, LoRa intra-table communication module network access authentication, LoRaWAN communication encryption and decryption, service data forwarding, and the like. The analysis of the LoRaWAN protocol packet may be used to analyze information sent by the power quality monitoring application unit 102; the service data forwarding may be used to forward the received data to the power quality monitoring application unit 102, or may be used to forward the data sent by the power quality monitoring application unit 102 to a corresponding service module. The core network unit 102 may forward the power data acquisition instruction of the power quality monitoring application unit 102 to the communication unit 106 by using the LoRaWAN core network, so that the communication unit 106 may perform corresponding processing according to the instruction.
The communication unit 106 is configured to acquire power data corresponding to the power device according to the power data acquisition instruction, and send the power data to the core network unit 104 according to the LoRa communication standard.
The communication unit 106 may be disposed in the power device, and may communicate with the power quality monitoring application unit 102 through the LoRa communication standard, so that data interaction may be performed with the power quality monitoring application unit 102. The communication unit 106 may include a plurality of modules, and each module of the communication unit may include a module for processing power data and a module for interacting with other units. Since the communication unit 106 may be disposed in the power device, for example, in the electric energy meter, and may perform data interaction with the power device, for example, interact with the power device through a preset interface, the communication unit 106 may obtain the power data of the power device where the communication unit 106 is located according to the power data obtaining instruction, and may also send the power data to the core network unit 104 through the LoRa communication standard. The power device may be multiple, and the power data of the power device may include: electrical quantity, voltage, current, power, etc.
The core network unit 104 is further configured to return the power data to the power quality monitoring application unit 102 based on a preset local area network protocol.
The core network unit 104 may receive the power data transmitted from the communication unit 106, the core network unit 104 may directly receive the power data transmitted from the communication unit 106, or may receive the power data transmitted from the communication unit 106 through a specific device. The core network unit 104 may be disposed in the same local area network as the power quality monitoring application unit 102, so that the core network unit 104 may return the power data to the power quality monitoring application unit 102 through the preset local area network protocol.
The power quality monitoring application unit 102 is further configured to receive power data and output a status of the power device.
The power quality monitoring application unit 102 may receive power data from the power device and transmitted through the communication unit 106 and the core network unit 104, so that the power quality monitoring application unit 102 may output a state of the power device, such as normal power supply or abnormal power supply, based on the power data. After receiving the power data, the power quality monitoring application unit 102 may output the state of the power device in any manner.
In the power monitoring system, by arranging the power quality monitoring application unit, the core network unit and the communication unit arranged in the power equipment, the power instruction monitoring application unit is used for sending a power data acquisition instruction to the core network unit, the core network unit is used for forwarding the power data acquisition instruction to the communication unit through the LoRaWAN core network, the communication unit is used for acquiring power data corresponding to the power equipment, the power data are sent to the core network unit through the LoRa communication standard, the core network unit returns the power data to the power quality monitoring application unit based on the preset local area network protocol, and the power quality monitoring application unit is used for receiving the power data and outputting the state of the power equipment. Compared with the traditional micropower wireless communication mode, the system utilizes the monitoring system based on the LoRa communication technology, and the effect of improving the monitoring stability of power monitoring is realized.
In one embodiment, the system further comprises: a gateway unit 202; gateway section 202 is connected to core network section 104 and communication section 106; the core network unit 104 is further configured to forward the power data acquisition instruction to the gateway unit 202 through the LoRaWAN core network; the gateway unit 202 is configured to send the power data acquisition instruction to the communication unit 106 according to the LoRa communication standard with a preset frequency.
In this embodiment, the gateway unit 202 may be configured to implement wireless coverage on an area where the electrical device is located, where the gateway unit 202 may specifically be an LoRa gateway, and may be disposed around the electrical device, for example, around an electric energy meter, and the gateway unit 202 may implement LoRa wireless coverage on a power supply area corresponding to the electrical device. The gateway unit 202 may be connected to the core network unit 104 and the communication unit 106, respectively. The gateway unit 202 may implement communication connection between the core network unit 104 and the communication unit 106, after the power data acquisition instruction is forwarded to the core network unit 104, the core network unit 104 may forward the power data acquisition instruction to the gateway unit 202 through a LoRaWAN core network thereof, and the gateway unit 202 may send the power data acquisition instruction to the communication unit 106 through a LoRa communication standard with a preset frequency.
Specifically, as shown in fig. 2, fig. 2 is a schematic structural diagram of a power monitoring system in another embodiment. The preset local area network protocol may be an MQTT (Message queue Telemetry Transport) protocol, the power quality monitoring application unit 102 may communicate with the core network unit 104 through the MQTT protocol, a LoRaWAN core network in the core network unit 104 may perform data transmission and communication with the gateway unit 202 in a wireless communication manner, specifically, may perform data transmission and communication in a 4G wireless manner, after receiving the power data acquisition instruction sent by the power quality monitoring application unit 102, the core network unit 104 may send the power data acquisition instruction to the gateway unit 202 in a 4G wireless manner, and the gateway unit 202 may communicate with a LoRa with a preset frequency, for example, a LoRa wireless communication manner of 230MHz, and send the power data acquisition instruction to the communication unit 106, thereby implementing transmission of the power data acquisition instruction.
In addition, as shown in fig. 2, the communication unit 106 may be provided in a power device, for example, in a user power meter, and the gateway unit 202 may communicate with the communication unit 106 in a plurality of power devices, for example, may communicate with the communication unit 106 in a power device in one power supply area.
By the present embodiment, the gateway unit 202 is provided, so that communication between the core network unit 104 and the communication unit 106 can be realized, and an effect of improving monitoring stability of power monitoring can be achieved.
In one embodiment, the communication unit 106 includes an encryption module, which is configured to encrypt the power data and send the encrypted power data to the core network unit 104 through the LoRa communication standard; the core network unit 104 includes a decryption module, and the decryption module is configured to decrypt the encrypted power data and return the decrypted power data to the power quality monitoring application unit 102 through the LoRaWAN core network.
In this embodiment, the communication unit 106 may include an encryption module, the communication unit 106 may encrypt power data acquired from the power device through the encryption module and send the encrypted power data to the core network unit 104, for example, the communication unit may send the encrypted power data through the gateway unit 202, the core network unit 104 may include a decryption module, after receiving the encrypted power data, the core network unit 104 may decrypt the encrypted power data through the decryption module in a preset decryption manner to obtain decrypted power data, and then return the decrypted power data to the power quality monitoring application unit 102 through the LoRaWAN core network. Specifically, the decryption module and the encryption module may use an AES-128 symmetric encryption method to encrypt and decrypt the power data. It should be noted that, the above modules may be implemented by using existing hardware modules that can implement corresponding functions.
Through the embodiment, the communication unit 106 and the core network unit 104 can encrypt and transmit the power data in a set encryption and decryption manner, so that the monitoring stability of power monitoring is improved.
In one embodiment, the communication unit 106 includes: a processor module 302, a memory module 304, a power module 306, and a pin interface 308; the communication unit 106 is connected with the power equipment through the pin interface 308; the processor module 302 is configured to acquire power data corresponding to the power equipment according to the power data acquisition instruction, send the power data to the storage module 304 for storage, and send the power data to the core network unit according to the LoRa communication standard; and the power supply module 306 is used for acquiring power of the electric power equipment and supplying power to the processor module 302 through the pin interface 308.
In this embodiment, as shown in fig. 3, fig. 3 is a schematic structural diagram of a communication unit in one embodiment. The communication unit 106 may include a processor module 302, a memory module 304, a power module 306, and a pin interface 308, and may also include a LoRa communication module 310 and an antenna interface 312. The processor module 302 may be communicatively connected to the pin interface 308 and the storage module 304 through a UART (Universal Asynchronous Receiver/Transmitter), which may be a Universal serial data bus for Asynchronous communication, and the bus may perform bidirectional communication to implement full duplex transmission and reception. The processor module 302 may further perform communication connection with the LoRa communication module 310 through an SPI (Serial Peripheral Interface), the LoRa communication module 310 may perform communication connection with the gateway unit 202 through an antenna Interface, and the LoRa communication module 310 may be a module in a working preset frequency band, where the preset frequency band may be 230 MHz.
The processor module 302 may be configured to acquire an instruction according to the power data, acquire the power data corresponding to the power device, and send the power data to the storage module 304 for storage, and the processor module 302 may further execute a task of acquiring the power data at regular time. The processor module 302 may further send the power data through the LoRa communication module 310 and the antenna interface 312, specifically, the processor module 302 may send the power data to the LoRa communication module 310, so that the LoRa communication module 310 sends the power data to the core network unit 104 by using the LoRa communication standard, and specifically, the LoRa communication module 310 sends the power data to the core network unit 104 by using the LoRa communication standard through the antenna interface 312. The processor module 302 may further be communicatively connected to the power module 306, the pin interface 308 may be directly connected to an electrical device, such as an electric energy meter, the power module 306 may obtain a power source in the electrical device where the communication unit 106 is located through the pin interface 308, and supply power to the processor module 302, specifically, the pin interface 308 may transmit 3.3V dc power to the power module 306, so as to implement normal operation of the processor module 302.
Through the embodiment, the communication unit 106 can collect and transmit the power data in the power device in which the communication unit 106 is located through a plurality of modules included in the communication unit 106, so that the monitoring stability of power monitoring is improved.
In one embodiment, as shown in fig. 4, fig. 4 is a schematic structural diagram of an application unit for monitoring power quality in one embodiment. The power quality monitoring application unit 102 includes a user information acquisition module 402 and a first determination module 404; the user information acquisition module 402 is configured to acquire user information corresponding to the power data and send the user information to the first determination module 404; the first determining module 404 is configured to determine whether a power supply abnormality occurs to the power device corresponding to the user information.
In this embodiment, the power quality monitoring application unit 102 may include the user information acquisition module 402 and the first determination module 404, where the user information acquisition module 402 may acquire user information, specifically, the user information acquisition module 402 may acquire user information of power devices in each power supply area, including a user number, an electric meter number, and the like, and the power quality monitoring application unit 102 may determine whether power supply abnormality occurs by determining power data sent by the core network unit 104. Specifically, the power quality monitoring application unit 102 may determine whether the power device corresponding to the user information is abnormal in power supply by using the first determination module 404, for example, the first determination module 404 may analyze voltage and current values of each user in the power supply area, determine whether the power supply quality of the user reaches the index requirement within a period of time, and if the power supply quality does not reach the index requirement, may determine that the power device of the user is abnormal in power supply. It should be noted that, the above modules may be implemented by using existing hardware modules that can implement corresponding functions.
Through this embodiment, the power quality monitoring application unit 102 may determine whether a user in the power supply area is abnormal through the user information collection module 402 and the first determination module 404, so as to achieve an effect of improving monitoring stability of power monitoring.
In one embodiment, as further shown in fig. 4, the power quality monitoring application unit 102 further includes a second determination module 406; the user information acquisition module 402 is further configured to acquire a power supply area corresponding to the power data and send the power supply area to the second determination module 406; the second determination module 406 is configured to determine whether a power supply abnormality occurs in the power supply area.
In this embodiment, the power quality monitoring application unit 102 may further determine whether a power supply abnormality occurs in the power supply area, for example, the power supply abnormality may be determined by the second determination module 406, and the user information acquisition module 402 may further be configured to acquire the power supply area corresponding to the power data, so as to acquire all the power data in the power supply area, and determine whether a power supply abnormality occurs in the power supply area based on the power data, for example, the second determination module 406 may obtain the power supply quality data corresponding to the power supply area according to power supply quality analysis of all users in the power supply area, and when the power supply quality data does not reach a preset standard, it may be determined that a power supply abnormality occurs in the power supply area. It should be noted that, the above modules may be implemented by using existing hardware modules that can implement corresponding functions.
Through this embodiment, the power quality monitoring application unit 102 may determine whether the power supply area is abnormal through the user information collection module 402 and the second determination module 406, so as to achieve an effect of improving monitoring stability of power monitoring.
In one embodiment, as further shown in fig. 4, the power quality monitoring application unit 102 further includes a display module 408; the display module 408 is connected with the user information acquisition module 402; the user information acquisition module 402 is further configured to send the user information and the power data corresponding to the user information to the display module 408; and the display module 408 is configured to generate and display an electric power data list according to the user information and the electric power data corresponding to the user information.
In this embodiment, the power quality monitoring application unit 102 may further include a display module 408, where the display module 408 may be configured to display power data, specifically, the user information acquisition module 402 may send the acquired user information and power data corresponding to the user information to the display module 408, and the display module 408 may generate and display a power data list according to the user information and the power data corresponding to the user information, where the power data list may include the power data and user information corresponding to the power data, the display module 408 may display the user information and the power data corresponding to the user information at a front end, or may separately display the power data at the front end, and the display mode may be a variety of forms, for example, a list form or a graph form. It should be noted that, the above modules may be implemented by using existing hardware modules that can implement corresponding functions.
With the present embodiment, the power quality monitoring application unit 102 may display the power data by using the display module 408, so as to improve the monitoring efficiency of monitoring the power data.
In one embodiment, as shown in fig. 5, fig. 5 is a schematic structural diagram of an application unit for monitoring power quality in another embodiment. The power quality monitoring application unit 102 may include a power device management module 502, a power quality data storage module 504, a power device timing acquisition task issuing and managing module 506, a power quality monitoring module 508, a power quality analyzing module 510, and a power quality displaying module 512.
The power device management module 502 may be configured to manage information of a power device; a power quality data storage module 504, which may be configured to store power data from the power devices sent by the core network unit 104; the power device timed acquisition task issuing and managing module 506 may implement creating a timed acquisition task of power data of the power device in the power supply area, for example, data items of electric quantity, voltage, current, power, and the like, and issue the timed acquisition task to the communication unit 106 through the core network unit 104 and the gateway unit 202; the power quality monitoring module 508 may be configured to monitor the obtained power data, and perform corresponding processing when power supply abnormality occurs; the power quality analysis module 510 may analyze the obtained power data to determine whether a power supply abnormality occurs; the power quality display module 512 may be used to display the power data, so as to realize more efficient monitoring of the power data. It should be noted that, the above modules may be implemented by using existing hardware modules that can implement corresponding functions.
Through the embodiment, the power quality monitoring application unit 102 can perform operations such as collection, analysis, monitoring and display on power data by using a plurality of modules arranged therein, so that the monitoring stability of power monitoring is improved.
It will be understood by those skilled in the art that the configurations shown in fig. 1-5 are merely block diagrams of some of the configurations associated with the present teachings and do not constitute a limitation of the power monitoring system to which the present teachings are applied, and that a particular power monitoring system may include more or fewer components than shown, or some components may be combined, or have a different arrangement of components.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A power monitoring system, comprising: the system comprises an electric energy quality monitoring application unit, a core network unit and a communication unit; the communication unit is arranged in the power equipment;
the power quality monitoring application unit is used for sending a power data acquisition instruction to the core network unit based on a preset local area network protocol;
the core network unit is used for forwarding the power data acquisition instruction to the communication unit through a LoRaWAN core network;
the communication unit is used for acquiring power data corresponding to the power equipment according to the power data acquisition instruction and sending the power data to the core network unit through an LoRa communication standard;
the core network unit is further configured to return the power data to the power quality monitoring application unit based on the preset local area network protocol;
the power quality monitoring application unit is further configured to receive the power data and output a state of the power device.
2. The system of claim 1, further comprising: a gateway unit; the gateway unit is respectively connected with the core network unit and the communication unit;
the core network unit is further configured to forward the power data acquisition instruction to the gateway unit through the LoRaWAN core network;
and the gateway unit is used for sending the electric power data acquisition instruction to the communication unit according to the LoRa communication standard of preset frequency.
3. The system of claim 1,
the communication unit comprises an encryption module, and the encryption module is used for encrypting the power data and sending the encrypted power data to the core network unit through an LoRa communication standard;
the core network unit comprises a decryption module, and the decryption module is used for decrypting the encrypted power data and returning the decrypted power data to the power quality monitoring application unit through the LoRaWAN core network.
4. The system of claim 1, wherein the power quality monitoring application unit and the core network unit are disposed in a same local area network; the preset local area network protocol is a message queue telemetry transmission protocol;
the power quality monitoring application unit is further configured to send the power data acquisition instruction to the core network unit through a message queue telemetry transmission protocol corresponding to the local area network.
5. The system of claim 1, wherein the communication unit comprises: the device comprises a processor module, a storage module, a power supply module and a contact pin interface; the communication unit is connected with the power equipment through the contact pin interface;
the processor module is used for acquiring the power data corresponding to the power equipment according to the power data acquisition instruction, sending the power data to the storage module for storage, and sending the power data to the core network unit through the LoRa communication standard;
and the power supply module is used for acquiring the power supply of the electric power equipment and supplying power to the processor module through the contact pin interface.
6. The system of claim 5, wherein the processor module is coupled to the memory module and the pin interface via a universal asynchronous receiver/transmitter, respectively.
7. The system of claim 5, wherein the communication unit further comprises: the antenna comprises an LoRa communication module and an antenna interface;
the processor module is used for sending the power data to the LoRa communication module;
the loRa communication module is used for transmitting the power data to the core network unit through the antenna interface by utilizing a loRa communication standard.
8. The system of claim 1, wherein the power quality monitoring application unit comprises a user information acquisition module and a first decision module;
the user information acquisition module is used for acquiring user information corresponding to the power data and sending the user information to the first judgment module;
the first judging module is used for judging whether power supply abnormality occurs to the power equipment corresponding to the user information.
9. The system of claim 8, wherein the power quality monitoring application unit further comprises a second decision module;
the user information acquisition module is further used for acquiring a power supply area corresponding to the power data and sending the power supply area to the second judgment module;
the second determination module is used for determining whether the power supply area is abnormal in power supply.
10. The system of claim 8, wherein the power quality monitoring application unit further comprises a display module; the display module is connected with the user information acquisition module;
the user information acquisition module is also used for sending the user information and the electric power data corresponding to the user information to the display module;
and the display module is used for generating and displaying an electric power data list according to the user information and the electric power data corresponding to the user information.
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| CN202022418246.4U CN213637203U (en) | 2020-10-27 | 2020-10-27 | Electric power monitoring system |
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| CN202022418246.4U CN213637203U (en) | 2020-10-27 | 2020-10-27 | Electric power monitoring system |
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