CN112218258A - 5G-based electric power measurement online monitoring method - Google Patents
5G-based electric power measurement online monitoring method Download PDFInfo
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- CN112218258A CN112218258A CN202010894466.6A CN202010894466A CN112218258A CN 112218258 A CN112218258 A CN 112218258A CN 202010894466 A CN202010894466 A CN 202010894466A CN 112218258 A CN112218258 A CN 112218258A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Automation & Control Theory (AREA)
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to a 5G-based electric power measurement online monitoring method, which comprises the following steps: based on the 5G wireless communication technology, a 5G data transmission module is established for transmitting big data; establishing a system consisting of a signal transmitting device and a signal receiving terminal to obtain a topological graph of the whole transformer area; installing a fault diagnostor on the line, acquiring current data of the line, transmitting real-time data to a data background by the fault diagnostor through a big data transmission module, positioning a fault position by the data background in combination with a network topology structure, and alarming the fault; on the basis of a 5G environment, the invention realizes on-line monitoring second-level data transmission by utilizing a line topology structure chart. The circuit fault can be timely found and accurately positioned, and meanwhile instantaneous current mutation data can be obtained.
Description
Technical Field
The invention relates to an electric power metering online monitoring method based on 5G.
Background
At present, most of data acquisition and concentration devices of domestic terminal users transmit acquired electricity consumption data based on a 4G technology, a concentrator and a special transformer terminal based on 4G cannot bear mass sensor data required by the ubiquitous power internet of things, and mass video data cannot be transmitted in real time. The problems that the collected timeliness is not strong, the data is single, and timely and accurate data cannot be provided are caused.
At present, the management work of the power transmission line of the power system in China is mainly carried out in a mode of manual regular maintenance, and the normal and stable operation of the power transmission line is ensured by configuring field maintenance personnel to carry out routine monitoring on the power transmission line at fixed time intervals. The manual management mode has the disadvantages of low management quality and efficiency, high cost and the like, and meanwhile, the running state of the power transmission line cannot be grasped in real time, the quality and efficiency of the whole management work are not high, and the requirements on the intellectualization and automation of the power system in the modern society cannot be met.
Disclosure of Invention
The invention aims to solve the technical problem of providing a 5G-based electric power measurement online monitoring method, which realizes online monitoring second-level data transmission on the basis of a 5G environment, so that line faults can be timely found and accurately positioned.
The technical scheme adopted by the invention is as follows: A5G-based electric power metering online monitoring method comprises the following steps:
based on the 5G wireless communication technology, a 5G data transmission module is established for transmitting big data;
establishing a low-voltage distribution network topology identification system consisting of a signal sending device and a signal receiving terminal to obtain a topological graph of the whole distribution area;
a fault diagnostor is arranged on the line and used for acquiring current data of the line, the fault diagnostor transmits real-time data to a data background through a big data transmission module, and the data background is combined with a network topology structure to position a fault position and give an alarm to the fault.
Further, the 5G data transmission module comprises a main control module, an MCU control module, a 485 communication module, a USB module, an infrared communication module, a metering module, a storage module, a liquid crystal display module, a power supply module and a 5G communication module.
Further, the main control module adopts an STM32 chip.
Furthermore, data of the downlink ammeter or the collector are copied and read through the 485 communication module, then the data are analyzed, processed and packaged, and the data are sent to the far-end signal receiving terminal bound with the fixed IP address and the port through the 5G communication module and then transmitted to the master station, so that 5G data transmission is achieved.
Further, the signal sending device is arranged at the root of the transformer, and a power line broadband carrier communication module is arranged in the signal sending device; the signal receiving terminal is installed at the wire inlet end or the wire outlet end of the branch box and the electric meter box, a wave trap is arranged in the signal receiving terminal and used for blocking 50Hz signals, and the signal receiving terminal has an ID code which is unique in the whole network through specific frequency signals.
Further, the signal sending device firstly obtains the ID codes of all the signal receiving terminals, sends voltage signals, controls the states of the signal receiving terminals, and automatically identifies the father nodes of all the branch boxes and the electric meter box, so that a topological graph of the whole transformer area is obtained.
Further, the fault diagnosis device carries out short-distance data transmission in a wireless network mode.
The invention has the positive effects that:
1. on the basis of a 5G environment, the on-line monitoring second-level data transmission is realized by utilizing a line topology structure diagram. The circuit fault can be timely found and accurately positioned, and meanwhile instantaneous current mutation data can be obtained.
2. And 5G technology is adopted, monitoring videos, images and theft data are uploaded through the mobile terminal in real time, and intelligent electricity utilization inspection is realized. Meanwhile, the law enforcement record video is uploaded in real time based on the 5G technology, so that the smooth development of law enforcement behaviors is ensured, and the safety of law enforcement personnel and equipment is also ensured to a certain extent.
3. When the line is not in fault, second-level signal acquisition is carried out on the current of the line, and the signal is transmitted to a background monitoring platform in real time, so that online load monitoring of the line is realized. Once a fault occurs, data waveforms (128 points per second) are acquired in real time 5 seconds before and after the fault is uploaded, and instantaneous current mutation data are obtained.
4. The fault area is judged according to the characteristics of the detected data in the line, and the alarm display is coated on the line map, so that the initial positioning of the fault is realized, and the fault can be found and eliminated more quickly.
Drawings
FIG. 1 is a schematic block diagram of the present invention;
fig. 2 is a schematic block diagram of a 5G data transmission module according to the present invention.
Detailed Description
As shown in fig. 1 and 2, the method comprises the following steps:
1. based on the 5G wireless communication technology, a test 5G data transmission base station is built for data transfer. The plug-and-play 5G data transmission module is designed to carry out high-speed transmission of big data. The STM32 chip with stable and reliable type selection performance of the main control chip of the 5G data transmission module meets the requirement on transmission rate in a complex environment, and the main module comprises an MCU control module, a 485 communication module, a USB module, an infrared communication module, a metering module, a storage module, a liquid crystal display module, a power supply module and a 5G communication module. The data of the downlink ammeter or the collector are read back through the 485 communication module, then the data are processed and packaged, and the data are sent to the remote 5G data receiving module bound with the fixed IP address and the port through the 5G module circuit and then are transmitted to the master station, so that 5G data transmission is achieved. Meanwhile, the 5G data transmission module realizes the plug and play of the module according to the structure and the data reading mode of the existing GPRS data transmission module.
2. Designing a low-voltage distribution network topology identification system consisting of a signal sending device and a signal receiving terminal, wherein a power line broadband carrier (HPLC) communication module is arranged in the signal sending device and is installed at the root of a transformer; the signal receiving terminal is internally provided with a wave trap for blocking 50Hz signals, has a unique ID code of the whole network through specific frequency signals, and is arranged at the inlet wire or outlet wire ends of the branch box and the electric meter box. The signal sending device firstly obtains the ID codes of all the signal receiving terminals, sends voltage signals, controls the states of the signal receiving terminals, and automatically identifies the branch boxes and father nodes of the electric meter box, so that a topological graph of the whole transformer area is obtained.
3. And a fault diagnotor is arranged on the line to acquire current data of the line. The fault diagnotor carries out short-distance data transmission in a wireless network mode such as a ZigBee mode or a WLAN mode. The line node is accessed with a 5G data concentrator, data collected by the electricity meter concentrator is decoded and processed by a 5G data transmission module and is converted into a format for data transmission in a public network, real-time data is transmitted to a data background of a monitoring center through a 5G wireless data network moving in China, and the data background is combined with a network topology structure to accurately position a fault position and give an alarm for the fault.
On the basis of a 5G environment, the invention adopts a 5G technology and utilizes a line topology structure chart to realize on-line monitoring second-level data transmission. The circuit fault can be timely found and accurately positioned, meanwhile, instantaneous current mutation data can be obtained, monitoring videos, images and stealing data are uploaded in real time through the mobile terminal, and intelligent electricity utilization inspection is achieved. Meanwhile, the law enforcement record video is uploaded in real time based on the 5G technology, so that the smooth development of law enforcement behaviors is ensured, and the safety of law enforcement personnel and equipment is also ensured to a certain extent.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. A5G-based electric power metering online monitoring method is characterized by comprising the following steps:
based on the 5G wireless communication technology, a 5G data transmission module is established for transmitting big data;
establishing a low-voltage distribution network topology identification system consisting of a signal sending device and a signal receiving terminal to obtain a topological graph of the whole distribution area;
a fault diagnostor is arranged on the line and used for acquiring current data of the line, the fault diagnostor transmits real-time data to a data background through a big data transmission module, and the data background is combined with a network topology structure to position a fault position and give an alarm to the fault.
2. The on-line monitoring method for electric power metering based on 5G as claimed in claim 1, wherein the 5G data transmission module comprises a main control module, an MCU control module, a 485 communication module, a USB module, an infrared communication module, a metering module, a storage module, a liquid crystal display module, a power supply module and a 5G communication module.
3. The on-line monitoring method for 5G-based power metering according to claim 2, wherein the main control module adopts an STM32 chip.
4. The electric power metering online monitoring method based on 5G as claimed in claim 2 or 3, characterized in that the data of the downlink ammeter or collector is read through the 485 communication module, then the data is analyzed, processed and packaged, and the data is sent to the remote signal receiving terminal bound with the fixed IP address and the port through the 5G communication module, and then is transmitted to the master station, so as to realize 5G data transmission.
5. The on-line monitoring method for 5G-based power metering is characterized in that the signal sending device is arranged at the root of the transformer, and a power line broadband carrier communication module is arranged in the signal sending device;
the signal receiving terminal is installed at the wire inlet end or the wire outlet end of the branch box and the electric meter box, a wave trap is arranged in the signal receiving terminal and used for blocking 50Hz signals, and the signal receiving terminal has an ID code which is unique in the whole network through specific frequency signals.
6. The on-line monitoring method for electric power metering based on 5G as claimed in claim 1 or 5, characterized in that the signal sending device first obtains the ID codes of all the signal receiving terminals, sends the voltage signal, controls the state of the signal receiving terminals, and automatically identifies the father nodes of each branch box and the electric meter box, thereby obtaining the topological graph of the whole platform area.
7. The on-line monitoring method for 5G-based power metering according to claim 1, wherein the fault diagnoser performs short-distance data transmission in a wireless network mode.
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| CN202010894466.6A CN112218258A (en) | 2020-08-31 | 2020-08-31 | 5G-based electric power measurement online monitoring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113625031A (en) * | 2021-08-23 | 2021-11-09 | 中国联合网络通信集团有限公司 | Intelligent electric meter terminal, MR data reporting system and method |
| CN114236257A (en) * | 2021-10-26 | 2022-03-25 | 保定天威保变电气股份有限公司 | Flexible-direct transformer signal monitoring system adopting 5G communication mode |
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| CN113625031A (en) * | 2021-08-23 | 2021-11-09 | 中国联合网络通信集团有限公司 | Intelligent electric meter terminal, MR data reporting system and method |
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| CN114236257A (en) * | 2021-10-26 | 2022-03-25 | 保定天威保变电气股份有限公司 | Flexible-direct transformer signal monitoring system adopting 5G communication mode |
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