CN112398048A - Power transmission line inspection instrument and power transmission line inspection in-place monitoring system - Google Patents
Power transmission line inspection instrument and power transmission line inspection in-place monitoring system Download PDFInfo
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- CN112398048A CN112398048A CN202011219783.4A CN202011219783A CN112398048A CN 112398048 A CN112398048 A CN 112398048A CN 202011219783 A CN202011219783 A CN 202011219783A CN 112398048 A CN112398048 A CN 112398048A
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- transmission line
- power transmission
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- chip microcomputer
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
-
- 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
- Y04S40/128—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 involving the use of Internet protocol
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a power transmission line patrol instrument and a power transmission line patrol in-place monitoring system, wherein the power transmission line patrol instrument comprises a single chip microcomputer, a satellite ceramic antenna, an NB-IoT module, a 2.4G antenna, a work indicator lamp and a power supply module, the single chip microcomputer is respectively connected with the satellite ceramic antenna, the NB-IoT module, the work indicator lamp and the power supply module, and the 2.4G antenna is connected with the NB-IoT module. And the power transmission line patrolling in-place monitoring system is used for patrolling in-place monitoring on the power transmission line patrolling instrument. The power transmission line patrol instrument is simple in structure and easy to carry, the power transmission line patrol in-place supervision system realizes scientific management of line patrol tasks, and avoids the phenomenon that safety operation of lines is seriously influenced due to the fact that power grid lines are in trouble, huge economic loss is brought to power departments, meanwhile, reliable power supply of residents and enterprises and public institutions is also seriously influenced, and serious harm is brought to national economic production.
Description
Technical Field
The invention relates to a power transmission line patrol instrument and a power transmission line patrol in-place monitoring system, and belongs to the technical field of power transmission line patrol.
Background
Due to the particularity of the geographical position and the environmental condition of the power transmission line: the tower has multiple points, wide area, long line, complex line corridor environment, outdoor exposure and other factors, and the probability of line tripping and line forced power failure accidents caused by external force damage of human factors is also in an increasing trend besides the invasion of severe natural weather; therefore, how to continuously monitor the surrounding environment of the line, the running condition of the line and the condition of the iron tower, know the running condition of the power transmission line in advance, reduce the failure rate, shorten the failure time and improve the power supply safety and reliability becomes a problem which needs to be solved urgently by a line management and maintenance unit.
With the development of the power industry and the urban and rural highway construction, the phenomenon that lines cross a factory area increases year by year, the construction under the lines and in a line protection area is frequent, and at present, the measures of patrolling the lines by workers cannot effectively and comprehensively cover the power line network in the area.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a power transmission line patrol instrument and a power transmission line patrol in-place monitoring system.
The technical scheme adopted for solving the technical problems is as follows:
on one hand, the power transmission line patrol instrument provided by the embodiment of the invention comprises a single chip microcomputer, a satellite ceramic antenna, an NB-IoT module, a 2.4G antenna, a working indicator lamp and a power supply module, wherein the single chip microcomputer is respectively connected with the satellite ceramic antenna, the NB-IoT module, the working indicator lamp and the power supply module, and the 2.4G antenna is connected with the NB-IoT module.
As a possible implementation manner of this embodiment, the power module includes a polymer lithium battery and a charging circuit, the polymer lithium battery provides a working power supply for the single chip microcomputer, a control end of the charging circuit is connected with a control output end of the single chip microcomputer, and an output end of the single chip microcomputer is connected with the polymer lithium battery.
On the other hand, the power transmission line patrol in-place supervision system provided by the embodiment of the invention is used for carrying out patrol in-place supervision on the power transmission line patrol instrument and comprises a GPS + Beidou positioning navigation system, a 3C communication technology public data network, a cloud server and a mobile phone client, wherein the satellite ceramic antenna receives a Beidou positioning signal of the GPS + Beidou positioning navigation system and sends the Beidou positioning signal to the single chip microcomputer, the single chip microcomputer sends the Beidou positioning signal to the 3C communication technology public data network through the NB-IoT module and the 2.4G antenna, the cloud server receives the Beidou positioning signal through the 3C communication technology public data network, calculates the Beidou positioning signal and sends the calculated signal to the mobile phone client, and the mobile phone client displays the running track of the power transmission line patrol instrument.
As a possible implementation manner of this embodiment, the cloud server is built in with a blockchain system.
As a possible implementation manner of this embodiment, a cloud computing application is built in the cloud server.
As a possible implementation manner of this embodiment, the cloud server calculates the position and the operation trajectory of the power transmission line patrol instrument according to the Beidou positioning signal of the power transmission line patrol instrument, and stores the position and the operation trajectory data of the power transmission line patrol instrument in real time.
As a possible implementation manner of this embodiment, the mobile phone client displays a running track of one or more power transmission line inspection instruments.
As a possible implementation manner of this embodiment, the cloud server stores a specified patrol route of the power transmission line patrol instrument, and the mobile phone client displays a comparison result between the real-time patrol route and the specified patrol route of the power transmission line patrol instrument.
As a possible implementation manner of this embodiment, the mobile phone client is installed with APP management software for power transmission line patrol in-place supervision.
The technical scheme of the embodiment of the invention has the following beneficial effects:
the power transmission line inspection instrument is simple in structure and easy to carry.
The invention discloses a power transmission line patrol in-place supervision system which fully utilizes the modern scientific and technological means as follows: cloud computing, satellite navigation location, smart mobile phone APP, public data network communication, leading-edge technologies such as block chain, the administrator who not only can inquire to carry transmission line inspection appearance tours the work orbit, and can fix a position patrolman's position in real time, patrol circuit and regulation tour circuit in real time and compare, scientific management circuit patrol task has been realized, the safe operation of circuit has been avoided leading to seriously influencing because the electric wire netting circuit goes wrong, bring huge economic loss for the electric power department, also seriously influence the reliable power supply of resident and enterprise and public institution simultaneously, the phenomenon that brings serious harm for national economic production takes place.
The administrator (can many people) is through cell-phone APP management system, inquires the patroller (transmission line appearance of patrolling) line patrol track record or implement the tracking in one month, can compare line patrol track simultaneously, stops the leak, provides reliable data for the administrator, and better arrangement work, reasonable dispatch has stopped the emergence because the great hidden danger that transmission line's trouble brought.
Description of the drawings:
fig. 1 is a schematic block diagram of a power transmission line patrol instrument according to an exemplary embodiment;
fig. 2 is a schematic diagram illustrating a schematic diagram of a power transmission line patrol in-place supervision system according to an exemplary embodiment.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
in order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the invention.
As shown in fig. 1, the power transmission line patrol instrument provided by the embodiment of the present invention includes a single chip microcomputer, a satellite ceramic antenna, an NB-IoT module, a 2.4G antenna, a work indicator lamp, and a power supply module, where the single chip microcomputer is connected to the satellite ceramic antenna, the NB-IoT module, the work indicator lamp, and the power supply module, and the 2.4G antenna is connected to the NB-IoT module.
As a possible implementation manner of this embodiment, the power module includes a polymer lithium battery and a charging circuit, the polymer lithium battery provides a working power supply for the single chip microcomputer, a control end of the charging circuit is connected with a control output end of the single chip microcomputer, and an output end of the single chip microcomputer is connected with the polymer lithium battery.
The power transmission line inspection instrument is powered by a lithium battery, and has a sleep awakening working mode and low power consumption. The work indication and the charging indication ensure the normal operation of the patrol instrument, and the working state of the patrol instrument can be conveniently checked. The power transmission line inspection instrument of the embodiment is simple in structure and easy to carry, and can manage power grid line inspection work scientifically, efficiently and accurately. The performance indexes are as follows:
1. standby power consumption: 3 mW; instantaneous transmission power consumption: 500 mW;
2. size: 118mm 78mm 24 mm;
3. a battery: polymer lithium battery: 3.7V;
4. positioning accuracy: ≦ 1.5 m.
The patrol operator patrols the electric wall line at a specific time and a specified route according to the specification of a power supply company, carries the patrol instrument with the person, turns on a power switch of the patrol instrument, and starts to patrol the line. And a working indicator lamp on the patrol instrument flickers once every 20 seconds to indicate that the patrol instrument is normal. If the red light flashes indicating that the instrument needs to be charged.
As shown in fig. 2, the power transmission line patrol in-place supervision system provided by the embodiment of the invention is used for carrying out patrol in-place supervision on the power transmission line patrol instrument, and comprises a GPS + beidou positioning navigation, a 3C communication technology public data network, a cloud server and a mobile phone client, wherein a satellite ceramic antenna receives a beidou positioning signal of the GPS + beidou positioning navigation and sends the beidou positioning signal to a single chip microcomputer, the single chip microcomputer sends the beidou positioning signal to the 3C communication technology public data network through an NB-IoT module and a 2.4G antenna, the cloud server receives the beidou positioning signal through the 3C communication technology public data network, calculates the beidou positioning signal and sends the beidou positioning signal to the mobile phone client, and the mobile phone client displays the.
As a possible implementation manner of this embodiment, the cloud server is built in with a blockchain system. And the depositor of the data collected by the inspection tour instrument is in the database of the cloud server so as to be convenient for program calling. A blockchain is a special distributed database. Each node of the inspection tour instrument simultaneously stores the whole database for recording, tracking and establishing a standing book, and a plurality of managers can write in or read data in any node and can query the historical working track of an inspector.
As a possible implementation manner of this embodiment, a cloud computing application is built in the cloud server. And the cloud computing application program calls the data information from the cloud database, processes, analyzes and calculates the data information, analyzes effective information and calls the RabbitMQ application program and the APP. The techniques and tools used therein were: AMQP (protocol), SQL Server (database).
As a possible implementation manner of this embodiment, the cloud server calculates the position and the operation trajectory of the power transmission line patrol instrument according to the Beidou positioning signal of the power transmission line patrol instrument, and stores the position and the operation trajectory data of the power transmission line patrol instrument in real time.
As a possible implementation manner of this embodiment, the mobile phone client displays a running track of one or more power transmission line inspection instruments.
As a possible implementation manner of this embodiment, the cloud server stores a specified patrol route of the power transmission line patrol instrument, and the mobile phone client displays a comparison result between the real-time patrol route and the specified patrol route of the power transmission line patrol instrument.
As a possible implementation manner of this embodiment, the mobile phone client is installed with APP management software for power transmission line patrol in-place supervision. Mobile phone client APP can a plurality of managers patrol the work orbit, can fix a position patrolman's position in real time, can patrol the circuit in real time and stipulate to patrol the circuit and compare, can inquire historical patrol the orbit.
The inspection instrument adopts a Beidou positioning system and is compatible with a GPS satellite positioning system, positioning information acquired through a satellite ceramic CNSS antenna is transmitted to a single chip microcomputer, is acquired, processed and analyzed by the single chip microcomputer, and is transmitted to a cloud server through an NB-IoT and a public data network.
The patrol personnel hand-carry patrol appearance equipment, and single chip microcomputer controller passes through satellite antenna, receives big dipper signal and GPS data, passes through the thing networking with the effective data package of analysis, reaches the cloud space, is calculated by central control server, passes to mobile client through public data network, and a plurality of managers pass through mobile client APP inquiry, real-time tracking, orbit contrast, historical record inquiry etc..
The foregoing is only a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements are also considered to be within the scope of the present invention.
Claims (9)
1. The power transmission line inspection instrument is characterized by comprising a single chip microcomputer, a satellite ceramic antenna, an NB-IoT module, a 2.4G antenna, a work indicator lamp and a power supply module, wherein the single chip microcomputer is respectively connected with the satellite ceramic antenna, the NB-IoT module, the work indicator lamp and the power supply module, and the 2.4G antenna is connected with the NB-IoT module.
2. The power transmission line inspection tour instrument of claim 1, wherein the power module comprises a polymer lithium battery and a charging circuit, the polymer lithium battery provides a working power supply for the single chip microcomputer, a control end of the charging circuit is connected with a control output end of the single chip microcomputer, and an output end of the single chip microcomputer is connected with the polymer lithium battery.
3. A power transmission line patrol in-place supervision system is characterized by being used for carrying out patrol in-place supervision on the power transmission line patrol instrument according to claim 1 or 2 and comprising a GPS and Beidou positioning navigation system, a 3C communication technology public data network, a cloud server and a mobile phone client, wherein a satellite ceramic antenna receives a Beidou positioning signal of the GPS and Beidou positioning navigation system and sends the Beidou positioning signal to a single chip microcomputer, the single chip microcomputer sends the Beidou positioning signal to the 3C communication technology public data network through an NB-IoT module and a 2.4G antenna, the cloud server receives the Beidou positioning signal through the 3C communication technology public data network, calculates the Beidou positioning signal and sends the calculated signal to the mobile phone client, and the mobile phone client displays the running track of the power transmission line patrol instrument.
4. The system according to claim 3, wherein a blockchain system is built in the cloud server.
5. The system according to claim 3, wherein the cloud server is provided with a cloud computing application.
6. The system according to any one of claims 3 to 5, wherein the cloud server calculates the position and the movement track of the power transmission line inspection instrument according to the Beidou positioning signal of the power transmission line inspection instrument, and stores the position and the movement track data of the power transmission line inspection instrument in real time.
7. The power transmission line patrol in-place supervision system according to claim 6, wherein the mobile phone client displays the running track of one or more power transmission line patrol instruments.
8. The system according to claim 6, wherein the cloud server stores a specified patrol line of the power transmission line patrol instrument, and the mobile phone client displays a comparison result between the real-time patrol line and the specified patrol line of the power transmission line patrol instrument.
9. The power transmission line patrol in-place supervision system according to claim 6, wherein the mobile phone client is provided with APP management software for power transmission line patrol in-place supervision.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011219783.4A CN112398048A (en) | 2020-11-04 | 2020-11-04 | Power transmission line inspection instrument and power transmission line inspection in-place monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011219783.4A CN112398048A (en) | 2020-11-04 | 2020-11-04 | Power transmission line inspection instrument and power transmission line inspection in-place monitoring system |
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| CN112398048A true CN112398048A (en) | 2021-02-23 |
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| CN202011219783.4A Pending CN112398048A (en) | 2020-11-04 | 2020-11-04 | Power transmission line inspection instrument and power transmission line inspection in-place monitoring system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714267A (en) * | 2008-10-07 | 2010-05-26 | 上海思南电力通信有限公司 | Wirecable inspection system |
| CN102136162A (en) * | 2010-12-25 | 2011-07-27 | 江西九江供电公司 | Power transmission line polling system |
| CN102456239A (en) * | 2010-10-27 | 2012-05-16 | 镇江华扬信息科技有限公司 | Intelligent Beidou inspection system |
| CN204809986U (en) * | 2015-06-10 | 2015-11-25 | 国网山东济南市历城区供电公司 | Transmission line patrols and examines management system based on GPRS wireless transmission |
| CN106199657A (en) * | 2016-09-07 | 2016-12-07 | 国网辽宁省电力有限公司辽阳供电公司 | A kind of electric power line pole tower Big Dipper GPS dual-mode Position Fixing Navigation System |
-
2020
- 2020-11-04 CN CN202011219783.4A patent/CN112398048A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714267A (en) * | 2008-10-07 | 2010-05-26 | 上海思南电力通信有限公司 | Wirecable inspection system |
| CN102456239A (en) * | 2010-10-27 | 2012-05-16 | 镇江华扬信息科技有限公司 | Intelligent Beidou inspection system |
| CN102136162A (en) * | 2010-12-25 | 2011-07-27 | 江西九江供电公司 | Power transmission line polling system |
| CN204809986U (en) * | 2015-06-10 | 2015-11-25 | 国网山东济南市历城区供电公司 | Transmission line patrols and examines management system based on GPRS wireless transmission |
| CN106199657A (en) * | 2016-09-07 | 2016-12-07 | 国网辽宁省电力有限公司辽阳供电公司 | A kind of electric power line pole tower Big Dipper GPS dual-mode Position Fixing Navigation System |
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Application publication date: 20210223 |
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