Terminal power distribution data flow management system

Abstract

The present invention relates to the technical field of resource management systems. Disclosed is a data transmission management system. The system comprises a plurality of electric energy data master control modules. Each electric energy data master control module detects electric energy data, is connected to a collector by means of an RS485 bus, and transmits the electric energy data to the collector. Several collectors are connected to a concentrator. A master station can track and store related data in a timely manner, thereby facilitating management for managers. Moreover, the collectors are in communication connection with the concentrator by means of a tri-mode transmission module, and data is uploaded by means of power line carrier or Ethernet communication. Each concentrator has WiFi, 4G and an Ethernet port built on the northbound side, and has RS485 and DC-PLC built in on the southbound side, and establishes communication with collectors or directly establishes communication with electric energy data master control modules, and multiple northbound channels have an automatic network optimization function, coordinate with each other and automatically switch, thereby overcoming the defect in using WiFi, 4G or a network port alone for communication, and thus greatly improving the timeliness of data transmission and reducing the error rate.

Description

Terminal power distribution data flow management system TECHNICAL FIELD

[0001] The present application relates to the technical field of resource management systems, in particular to a terminal power distribution data flow management system. BACKGROUND

[0002] Terminal power measurement refers to the power distribution circuit on the power consumption side of the power distribution system. Terminal power distribution equipment is relatively numerous, and the power distribution structure is complex.

[0003] Electric energy data master modules are distributed in every power consumption scene. The related data of the electric energy data master modules are transmitted to the master station in poor timeliness and high error rate. Under the background of double carbon, the demand for fine management is increasing. The existing electric energy data master modules do not have a good system solution, and it is inconvenient for management personnel to manage the corresponding electric energy data master modules. SUMMARY

[0004] The purpose of the present application is to provide a terminal power distribution data flow management system to solve the problems raised in the background.

[0005] To achieve the above purpose, the present application provides the following technical scheme:

[0006] A terminal power distribution data flow management system includes an electric energy data master module, which receives electric energy data of an electric energy module. The data of the electric energy data master module is transmitted to a collector, and the data in the collector is transmitted to a storage module in a concentrator for storage. The data in the concentrator is transmitted to a master module.

[0007] Preferably, the electric energy module measures and monitors basic electrical parameters, including a current data acquisition module and a voltage acquisition module.

[0008] Further preferably, the current data acquisition module includes a large current data acquisition module and / or a small current data acquisition module.

[0009] Preferably, the terminal power distribution data flow management system further includes other data acquisition modules connected to the concentrator, and the other data acquisition modules include any of the following technical features:

[0010] A, an IO control module for monitoring digital and analog electronic signals,

[0011] B, a control module for controlling the switch of the power equipment,

[0012] C, a module with RS485 interface, which is mainly used for expanding the field signal link.

[0013] Preferably, the terminal power distribution data flow management system further comprises any of the following technical features.

[0014] A. RS485 bus is used for communication between the collector and the electric energy data master module, and between the electric energy data master module and the electric energy module,

[0015] B. RS485 bus is used for communication between the other data collection module and the electric energy data master module.

[0016] Further preferably, the IO control module is communicatively connected to the collector.

[0017] Preferably, the concentrator is provided with a three-mode transmission module and a storage module, wherein the three-mode transmission module is used to establish communication between the concentrator and the collector, so as to exchange data between the two; the storage module stores the data received by the electric energy data master module, and the master station can read the data in the storage module.

[0018] Preferably, the communication module in the concentrator module includes one or more mode combinations of 4G, WiFi, Ethernet interface module in the north direction, and RS485 and DC-PLC in the south direction, responsible for data processing, storage, and protocol conversion.

[0019] Preferably, the collector is connected to the concentrator through a network cable or PLC in the north direction, responsible for expanding the network interface and topology of the number of electric energy data master modules.

[0020] Preferably, the master station module is divided into a data collection module, a front-end communication management module, and a background database management module, wherein,

[0021] The data collection module is responsible for collecting electric parameter parameters of the electric energy data master module;

[0022] The front-end communication management module schedules the remote communication mode of the collector and is responsible for protocol analysis and transmission;

[0023] The background database module is responsible for storing system information and collected data, and completing data analysis and calculation.

[0024] Compared with the prior art, the present application has the following advantages:

[0025] The terminal power distribution data flow management system electrically connects the electric energy data master control module, the concentrator and the master station, can track and store the relevant data detected by the electric energy data master control module in time through the master station, and gives early warning to the protection parameters, daily transmission data and signal strength of the electric energy data master control module not in the set threshold range, so as to facilitate the management personnel to manage the corresponding electric energy data master control module.

[0026] Meanwhile, the terminal power distribution data flow management system is connected with the collector through the RS485 bus on the electric energy data master control module, and the master station and the concentrator are connected in communication through the three-mode transmission module, the communication mode of combining the network port, WiFi and 4G, the three are coordinated with each other, automatically switched, constitute a three-channel solution, overcome the defects of using communication medium alone, greatly improve the timeliness of data transmission and reduce the error rate. BRIEF DESCRIPTION OF DRAWINGS

[0027] Fig. 1 is a flow chart of the present application;

[0028] Fig. 2 is a frame diagram of the electric energy data master control module of the present application. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0030] The present application solves the technical problems of poor timeliness of the related data of the electric energy data master control module to the master station, complex topology architecture, high on-site construction cost, poor stability, and no standardized management system for the existing electric energy data master control module, which is not convenient for the management personnel to manage the corresponding electric energy data master control module.

[0031] As shown in Fig. 1 and Fig. 2, the present application provides a technical solution:

[0032] A terminal power distribution data flow management system, comprising an electric energy data master control module, the electric energy data master control module receives electric energy data of an electric energy module, the data transmission of the electric energy data master control module to the collector, the data transmission in the collector to the storage module of the concentrator for storage, the data transmission in the concentrator to the master station module.

[0033] In the present application, the electric energy module comprises a current data acquisition module for detecting current detection data of power equipment of each branch circuit, and a voltage acquisition module for detecting voltage detection data of a main loop.

[0034] In the scheme, at least one concentrator is communicatively connected to a master station module; at least one collector is communicatively connected to a concentrator; at least one electric energy data master module is communicatively connected to a collector; and at least one current data acquisition module is communicatively connected to an electric energy data master module.

[0035] The current data acquisition module includes a large current data acquisition module and / or a small current data acquisition module, each of which corresponds to a terminal power device. The small terminal power device uses a small current data acquisition module to collect current, and several small current data acquisition modules use DC-PLC transmission. The large terminal power device uses a large current data acquisition module to collect current, and several large current data acquisition modules use DC-PLC transmission.

[0036] The collector and the electric energy data master module, the electric energy data master module and the electric energy module, and other data acquisition modules and the electric energy data master module all use RS485 bus for communication.

[0037] Further, in addition to the above-mentioned current and voltage data collectors, other data acquisition modules can also be communicatively connected to the concentrator, such as IO control modules for monitoring digital and analog electronic signals, control modules for controlling the switches of power equipment, and other parameter parameters, Modbus data, and other modules with RS485 interface, which are mainly used for expanding the field signal link.

[0038] Specifically, the master station records and stores the electric energy data and maintenance fault events of the electric energy data master module each time it is checked. The master station module concentrator has logical processing and edge functions in the electric energy data master module, and can configure the protection parameters of the electric energy data master module.

[0039] Further, the electric energy module measures and measures the basic electric parameters of the measurement circuit, and can set protection limits and adjust the loop parameters.

[0040] Further, the IO control module is a module that executes the instructions of the master station, and has digital and analog modules, which can control different devices to execute the signals given by the master station; the master station can also read the state of the IO module through the collector;

[0041] To ensure the smooth implementation of the scheme, it needs to be noted that:

[0042] The concentrator is provided with a three-mode transmission module and a storage module, wherein the three-mode transmission module is used to establish communication between the concentrator and the collector, so as to exchange data therebetween; the storage module stores the measurement data detected by the electric energy module and / or other data collection modules received by the electric energy data master control module, and the master station can read the data in the storage module.

[0043] The collector is used to establish communication between the concentrator and the electric energy data master control module, so as to exchange data therebetween, wherein the communication module in the concentrator module includes one or more modes of combination of 4G, WiFi, Ethernet interface module, and according to actual use and cost consideration, the southward direction includes RS485 and DC-PLC, responsible for data processing, storage, protocol conversion.

[0044] The collector is connected with the concentrator through a network cable or PLC, responsible for expanding the network interface and the number of topology electric energy data master control modules.

[0045] The electric energy data master control module samples the voltage through the voltage collection module, and performs data storage and protocol conversion, and is connected with the current collection module through DC-PLC in the downward direction, and the current collection module is responsible for the current measurement of the loop.

[0046] The three-mode transmission module includes a network interface, WiFi and 4G, and an automatic switching module, through which the transmission mode of data between the concentrator and the master station can be switched, so as to ensure the timeliness of data transmission.

[0047] The concentrator and the collector are connected through a network cable or a power line carrier, to establish a communication network, adopt the communication mode of carrier and traditional network, and compensate each other at the scheme end.

[0048] The master station module is divided into a data collection module, a front communication management module and a background database management module, wherein,

[0049] The data collection module is responsible for collecting the electric parameter parameters of each electric energy data master control module;

[0050] The front communication management module schedules the remote communication mode of each collector, and is responsible for protocol analysis and transmission;

[0051] The background database module is responsible for storing various system information and collected data, and completing data analysis and calculation.

[0052] In use, the electric energy data master control module polls the downlink measurement data (data detected by the electric energy module) to be backed up in the concentrator, and the data detected by other data acquisition modules is transmitted to the storage module in the concentrator for storage. The data saved in the concentrator includes: inspection time, maintenance time, daily transmission data, signal strength, etc. Several concentrators are communicatively connected to the main station, and the main station can read the data therein. When receiving the acquisition signal from the main station module, the data is transmitted to the main station module. It should be noted that the data detected by the several electric energy modules needs to be transferred by the collector before being transmitted to the concentrator.

[0053] Further, the data obtained by the main station can also be shared and transmitted to other module systems, such as the carbon measurement of the power system. The process of quantifying carbon emissions using power parameters can accurately understand the carbon emissions generated by the power system during operation, thereby providing data support for achieving the dual-carbon target.

[0054] Although embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application. The scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A terminal power distribution data flow management system, characterized in that: It includes an electric energy data main control module, which receives the electric energy data of the electric energy module. The data of the electric energy data main control module is transmitted to the collector. The data in the collector is transmitted to the storage module of the concentrator for storage. The data in the concentrator is transmitted to the master station module.

2. The terminal power distribution data flow management system according to claim 1, characterized in that: The electric energy module measures and monitors basic electric parameters, and includes a current data acquisition module and a voltage acquisition module.

3. The terminal power distribution data flow management system according to claim 2, characterized in that: The current data acquisition module includes a large current data acquisition module and / or a small current data acquisition module.

4. The terminal power distribution data flow management system according to claim 1, characterized in that: The terminal power distribution data flow management system further includes other data acquisition modules communicatively connected to the concentrator, and the other data acquisition modules include any of the following technical features: A. IO control module for monitoring digital and analog electronic signals, B. A control module for controlling the switches of electrical equipment, C. Module with RS485 interface, which is mainly used for the expansion of field signal links.

5. The terminal power distribution data flow management system according to claim 1, characterized in that: The terminal power distribution data flow management system further includes any of the following technical features: A. The collector and the power data main control module, and the power data main control module and the power module all communicate using RS485 bus. B. The other data acquisition modules and the electric energy data main control module communicate with each other using the RS485 bus.

6. The terminal power distribution data flow management system according to claim 4, characterized in that: The IO control module is communicatively connected to the collector.

7. The terminal power distribution data flow management system according to claim 1, characterized in that: The concentrator is provided with a three-mode transmission module and a storage module, wherein the three-mode transmission module is used to establish communication between the concentrator and the collector, thereby exchanging data between the two; the storage module stores the data received by the power data main control module, and the master station can read the data in the storage module.

8. The terminal power distribution data flow management system according to claim 1, characterized in that: The communication module in the concentrator module includes one or a combination of 4G, WiFi, and Ethernet network port modules in the north direction, and RS485 and DC-PLC in the south direction, which are responsible for data processing, transfer, and protocol conversion.

9. The terminal power distribution data flow management system according to claim 1, characterized in that: The collector is connected to the concentrator via a network cable or PLC in the north direction and is responsible for expanding the network interface and topologically determining the number of the power data master control modules.

10. The terminal power distribution data flow management system according to any one of claims 1 to 9, characterized in that: The main station module is divided into a data acquisition module, a front-end communication management module and a back-end database management module, wherein: The data acquisition module is responsible for collecting the electrical parameters of the power data main control module; The front-end communication management module schedules the remote communication mode of the collector and is responsible for protocol analysis and transmission; The backend database module is responsible for storing system information and collected data, and completing data analysis and calculation.

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