CN110690756A - Intelligent management and control system for grounding wire of power transmission line - Google Patents
Intelligent management and control system for grounding wire of power transmission line Download PDFInfo
- Publication number
- CN110690756A CN110690756A CN201910754498.3A CN201910754498A CN110690756A CN 110690756 A CN110690756 A CN 110690756A CN 201910754498 A CN201910754498 A CN 201910754498A CN 110690756 A CN110690756 A CN 110690756A
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- CN
- China
- Prior art keywords
- beidou
- terminal
- transmission line
- big dipper
- control system
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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
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The invention discloses an intelligent management and control system for a grounding wire of a power transmission line, which comprises a power acquisition device, a Beidou terminal, a multi-card Beidou terminal, a cloud gateway, a cloud service platform and a display terminal, wherein the power acquisition device is connected with the Beidou terminal through a modbus rtu communication protocol, a Beidou satellite is remotely and wirelessly connected with the Beidou terminal and the multi-card Beidou terminal respectively, the multi-card Beidou terminal is connected with the cloud service platform through the cloud gateway, and the display terminal is wirelessly connected with the cloud service platform. The system improves the original information transmission mode by additionally installing the Beidou positioning module, effectively improves the transmission distance by transmitting signals through the Beidou satellite, enables a user to remotely monitor the monitoring process of a plurality of grounding wires, and improves the efficiency.
Description
Technical Field
The invention relates to a circuit management and control system, in particular to an intelligent management and control system for a grounding wire of a power transmission line.
Background
With the continuous improvement of self-healing capability of power grids and the requirement of optimal configuration of electric energy resources at home and abroad, the concept of a novel smart power grid is widely concerned. The power transmission network has wide coverage and large maintenance workload, and once the overhead power transmission line has a problem, the overhead power transmission line can cause great influence on national production, and the power failure maintenance of the power transmission line is needed. The grounding wire is an important measure for preventing sudden incoming calls of the line and protecting the safety of maintainers, and is very important to effectively manage the incoming calls. At present, the management of grounding wires used on a power transmission line is relatively disordered in China, a part of power supply companies pay insufficient attention to the grounding wires and related management work, the grounding wires of workers are not correctly hung in the using process, the problems of falling and missing disassembly of the grounding wires and the like occur in the overhauling process, and serious accidents such as personal electric shock and closing with the grounding wires are likely to occur. Therefore, the power department needs to control the working state of the grounding wire of the power transmission line in real time, find, diagnose and eliminate fault hidden dangers in time, and avoid accidents fundamentally. Under the condition, an intelligent monitoring system for the grounding wire of the power transmission line is urgently needed to be established, and a solid foundation is laid for reliable operation and timely maintenance of the power transmission line by standardizing the management of the grounding wire. At present, monitoring transmission devices for monitoring the current of the grounding wire of the power transmission line are available in the market, but the monitoring transmission devices are limited by the size problem, the transmission distance is not long enough, the traditional transmission communication mode is lagged behind, and the monitoring effect on the grounding wire of the power transmission line is not accurate enough.
Disclosure of Invention
The invention mainly solves the technical problems that the original monitoring transmission device is not long enough in transmission distance, backward in transmission communication mode and not accurate in monitoring effect on the ground wire of the power transmission line, and provides an intelligent management and control system for the ground wire of the power transmission line.
The technical problem of the invention is mainly solved by the following technical scheme: the multi-card Beidou terminal is connected with the cloud service platform by virtue of the cloud gateway, and the display terminal is wirelessly connected with the cloud service platform. The method comprises the steps that firstly, induced current data flowing through a grounding wire of a power transmission line are monitored by a power acquisition device, the current data are sent to a Beidou satellite through a Beidou terminal, then, the Beidou satellite transmits information to a multi-card Beidou terminal, the data are stored in a cloud gateway to a cloud service platform, the information is sent to the Beidou satellite after data transmission and storage are completed, the Beidou satellite feeds back to a monitoring end to complete a system flow, and a user can monitor the current data from the cloud service platform through a computer, a mobile phone or other equipment.
Preferably, the power acquisition device and the Beidou terminal form a system monitoring end. The system monitoring end comprises power acquisition device and big dipper terminal, and the middle modbus rtu communication protocol that adopts, power acquisition device regard as the modbus slave station, and cloud service platform is as the modbus main website, and big dipper terminal sends received protocol data to power acquisition device makes corresponding response.
Preferably, the Beidou terminal comprises a power supply conversion module, an RS232/485 communication interface, the power supply conversion module, the RS232/485 communication interface, the Beidou communication module, a storage module and a Beidou second-generation positioning module are respectively connected with a central processing unit, the Beidou communication module is connected with a Beidou satellite by means of a Beidou transmitting antenna and a Beidou receiving antenna, and the input end of the RS232/485 communication interface is connected with the power acquisition device. RS232/485 communication interface input links to each other with power acquisition device, power acquisition device inputs storage module behind with data acquisition, central processing unit transmits the data that detect for the big dipper satellite through big dipper transmitting antenna, then by the big dipper satellite with information transmission to many calories of big dipper terminals, put into cloud gateway storage to cloud service platform with data in, send out information transmission to the big dipper satellite again after accomplishing data transmission storage, the monitoring end passes through the feedback information that big dipper receiving antenna received the big dipper satellite, the completion system flow. The user observes the change of historical transmission data of the line in a period of time through the display terminal.
Preferably, the Beidou terminals adopt a multipoint-to-single point communication mode, and the plurality of Beidou terminals are connected with the same multi-card Beidou terminal by means of a Beidou satellite. So that one user can monitor multiple processes, making process control personnel less tedious; a plurality of users can monitor the same process, and the data openness and process signal transparentization are realized.
Preferably, the power acquisition device is installed on a ground wire of the power transmission line. The power acquisition device monitors the induced current flowing through the ground wire of the power transmission line in real time.
Preferably, the display terminal is a computer, a mobile phone or other handheld devices. A user monitors induced current flowing through a grounding wire of the power transmission line in multiple modes and receives alarm information.
The invention has the beneficial effects that: the original information transmission mode is improved by additionally arranging the Beidou positioning module, the transmission distance is effectively increased by transmitting signals through the Beidou satellite, so that one user can remotely monitor a plurality of processes, the efficiency is improved, or a plurality of users can monitor the same process, and the data openness is realized; recording and intelligently analyzing field data by performing virtual simplification operation on an instrument; the multiple ways of realizing the alarm mode can not only be displayed in an SCADA monitoring system, but also be realized by paging, mails and even mobile phone short messages; the management and control system enhances the global automatic diagnosis capability through the cooperative work of various instruments and various control systems.
Drawings
FIG. 1 is a block diagram of a system connection architecture of the present invention.
Fig. 2 is a block diagram of a circuit principle connection structure of the monitoring end of the system of the invention.
In the figure, 1 Beidou terminal, 1.1 power supply conversion module, 1.2RS232/485 communication interface, 1.3 central processing unit, 1.4 Beidou communication module, 1.5 Beidou transmitting antenna, 1.6 Beidou receiving antenna, 1.7 storage module, 1.8 second-generation positioning module, 2 electric power acquisition device, 3 Beidou satellites, 4 multi-card Beidou terminal, 5 cloud gateway, 6 cloud service platform, 7 display terminal
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): the intelligent management and control system for the grounding wire of the power transmission line in the embodiment is shown in fig. 1 and fig. 2, and the monitoring end of the system comprises a central processing unit 1.3, and a power conversion module 1.1, an RS232/485 communication interface 1.2, a Beidou communication module 1.4, a storage module 1.7 and a Beidou second-generation positioning module 1.8 which are respectively connected with the central processing unit 1.3. Big dipper communication module 1.4 links to each other with the help of big dipper transmitting antenna 1.5 and big dipper receiving antenna 1.6 and big dipper satellite 3, and above-mentioned part has constituteed big dipper terminal 1 jointly, the monitoring end of system includes big dipper terminal 1 and power acquisition device 2. The power acquisition device 2 is installed on the ground wire. Big dipper satellite 3 respectively with big dipper terminal 1 and many calorie big dipper terminal 4 long-range wireless connection. The multi-card Beidou terminal 4 is connected with the cloud service platform 6 by means of the cloud gateway 5 through a standard Internet of things cloud communication protocol and security certification, the display terminal 7 is in wireless connection with the cloud service platform 6, and the usable display terminal 7 comprises a computer, a mobile phone and other mobile devices. Electric power collection system 2 links to each other with big dipper terminal 1 with the help of RS232/485 communication and modbus rtu communication protocol, and electric power collection system 2 is as modbus slave station, and cloud service platform 6 is as modbus main website, and big dipper terminal 1 sends received protocol data to electric power collection system 2, and electric power collection system 2 makes corresponding response simultaneously.
During the use, install 2 real-time supervision current data of electric power collection system on the earth connection, RS232/485 communication interface 1.2 data input storage module 1.7 with 2 collection of electric power collection system, central processing unit 1.3 transmits the data that detect for big dipper satellite 3 through big dipper transmitting antenna 1.5, then by big dipper satellite 3 with information transmission to many calories of big dipper terminals 4, store 6 in the cloud service platform with data through cloud gateway 5, issue information transmission to big dipper satellite 3 again after accomplishing data transmission storage, the monitoring end is through the feedback information of big dipper receiving antenna 1.6 receipt big dipper satellite 3, the completion system flow. The user can obtain current data from the cloud service platform through the display terminal 7, and observe and analyze the change condition of the current data in a period of time of the grounding wire. According to the invention, the original information transmission mode is improved by additionally installing the Beidou positioning module, the transmission distance is effectively increased by transmitting signals through the Beidou satellite, so that one user can remotely monitor a plurality of processes, the efficiency is improved, or a plurality of users can monitor the same process, and the data openness is realized; recording and intelligently analyzing field data by performing virtual simplification operation on an instrument; the multiple ways of realizing the alarm mode can not only be displayed in an SCADA monitoring system, but also be realized by paging, mails and even mobile phone short messages; the management and control system enhances the global automatic diagnosis capability through the cooperative work of various instruments and various control systems.
Claims (6)
1. The utility model provides a transmission line earth connection intelligence management and control system, its characterized in that, including electric power collection device (2), big dipper terminal (1), many calories of big dipper terminal (4), cloud gateway (5), cloud service platform (6) and display terminal (7), electric power collection device (2) link to each other with big dipper terminal (1), big dipper satellite (3) respectively with big dipper terminal (1) and many calories of big dipper terminal (4) long-range wireless connection, many calories of big dipper terminal (4) link to each other with the help of cloud gateway (5) and cloud service platform (6), display terminal (7) and cloud service platform wireless connection.
2. The intelligent management and control system for the grounding wire of the power transmission line according to claim 1, wherein the power acquisition device (2) and the Beidou terminal (1) form a system monitoring end.
3. The intelligent management and control system for the ground wire of the power transmission line according to claim 2 is characterized in that the Beidou terminal (1) comprises a power conversion module (1.1), an RS232/485 communication interface (1.2), a Beidou communication module (1.4), a storage module (1.7), a second-generation Beidou positioning module (1.8) and a central processing unit (1.3), the power conversion module (1.1), the RS232/485 communication interface (1.2), the Beidou communication module (1.4), the storage module (1.7) and the second-generation Beidou positioning module (1.8) are respectively connected with the central processing unit (1.3), the Beidou communication module (1.4) is connected with the Beidou satellite (3) through a Beidou transmitting antenna (1.5) and a Beidou receiving antenna (1.6), and the input end of the RS232/485 communication interface (1.2) is connected with a power acquisition device.
4. The intelligent management and control system for the ground wire of the power transmission line according to claim 3 is characterized in that the Beidou terminals (1) adopt a multipoint-to-single point communication mode, and a plurality of Beidou terminals (1) are connected with the same multi-card Beidou terminal (4) by means of Beidou satellites (3).
5. The intelligent management and control system for the grounding wire of the power transmission line according to claim 3, wherein the power acquisition device (2) is installed on the grounding wire of the power transmission line.
6. The intelligent management and control system for the grounding wire of the power transmission line according to claim 1, wherein the display terminal (7) is a computer, a mobile phone or other handheld devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910754498.3A CN110690756A (en) | 2019-08-15 | 2019-08-15 | Intelligent management and control system for grounding wire of power transmission line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910754498.3A CN110690756A (en) | 2019-08-15 | 2019-08-15 | Intelligent management and control system for grounding wire of power transmission line |
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| CN110690756A true CN110690756A (en) | 2020-01-14 |
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| CN201910754498.3A Pending CN110690756A (en) | 2019-08-15 | 2019-08-15 | Intelligent management and control system for grounding wire of power transmission line |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111932856A (en) * | 2020-08-05 | 2020-11-13 | 华北电力大学扬中智能电气研究中心 | Ground wire monitoring system and method |
| CN112051594A (en) * | 2020-08-18 | 2020-12-08 | 广东电网有限责任公司 | System and method for monitoring real-time position state of ground wire |
| CN114002528A (en) * | 2021-10-29 | 2022-02-01 | 淮阴工学院 | Lightning grounding device on-line remote monitoring management system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111932856A (en) * | 2020-08-05 | 2020-11-13 | 华北电力大学扬中智能电气研究中心 | Ground wire monitoring system and method |
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| CN114002528A (en) * | 2021-10-29 | 2022-02-01 | 淮阴工学院 | Lightning grounding device on-line remote monitoring management system |
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Application publication date: 20200114 |