CN210222990U - On-line monitoring system for windproof stay wire of power transmission line - Google Patents

On-line monitoring system for windproof stay wire of power transmission line Download PDF

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CN210222990U
CN210222990U CN201921332523.0U CN201921332523U CN210222990U CN 210222990 U CN210222990 U CN 210222990U CN 201921332523 U CN201921332523 U CN 201921332523U CN 210222990 U CN210222990 U CN 210222990U
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data
transmission line
acquisition unit
power transmission
platform
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Long Yu
于龙
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Xinjiang Transmission And Transformation Co Ltd
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Xinjiang Transmission And Transformation Co Ltd
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Abstract

The utility model provides an online monitoring system for a windproof stay wire of a power transmission line, which comprises a front-end monitoring system, a wireless transmission network and a rear-end platform system, wherein the front-end monitoring system comprises a system host, a system acquisition unit and a power supply unit, and the system acquisition unit comprises a video acquisition unit, a stress acquisition unit and a weather acquisition unit which are arranged on the stay wire of a power transmission line iron tower; the system host processes the acquired data and transmits the processed data to the back-end platform system through the wireless transmission network; the back-end platform system comprises a server and a client terminal, and the server receives and processes data transmitted by the system host and then transmits the processed data to the client terminal for display. The utility model discloses can insert various types of shaft towers, establish unified transmission line iron tower on-line monitoring system that acts as go-between, external force is to transmission tower influence under the various environment occasions of ability integrated analysis, knows the real-time situation of each shaft tower at any time, makes accurate judgement, in time sends out alarm information to maintainer, and the safe operation of transmission tower is ensured in timely maintenance.

Description

On-line monitoring system for windproof stay wire of power transmission line
Technical Field
The utility model belongs to the technical field of transmission line monitoring, concretely relates to transmission line prevent wind online monitoring system that acts as go-between.
Background
The transmission line iron tower is spread in different geographical climate environments in various regions, and the transmission line iron tower and the stay wire bear the external environmental load for a long time, so that the transmission line iron tower and the stay wire have great influence on the safe and reliable operation of the transmission line, the transmission line iron tower is often inclined due to unbalanced tension, and the tower falling and the wire breaking can be caused when the problem is serious, so that huge economic loss can be brought to the society, and the daily life of people can be seriously influenced. With the continuous upgrade and development of power systems, the frequent occurrence of tower collapse and disconnection accidents of power transmission lines seriously affects the safe operation of power grids, and the large-scale power transmission lines are damaged. In order to ensure the safe operation of the power grid, people are required to monitor the stress distribution condition of the power transmission line iron tower, obtain the stress condition of each rod piece of the power transmission line iron tower and feed back the stress condition to operation and maintenance personnel in time, so that the operation and maintenance personnel can maintain the power grid in time. There is therefore a need for improvements.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a transmission line prevent wind on-line monitoring system that acts as go-between, the utility model discloses can insert various types of shaft towers, establish unified transmission line iron tower on-line monitoring system that acts as go-between, transmission line iron tower management maintenance unit can the influence of external force to transmission line iron tower under the various environment occasions of integrated analysis through this system to know the real-time situation of each shaft tower slope at any time, thereby make accurate judgement, in time send various alarm information to maintainer, promote transmission line shaft tower maintenance management level comprehensively, ensure transmission line iron tower's safe operation.
The utility model adopts the technical proposal that: the online monitoring system for the windproof stay wire of the power transmission line comprises a front-end monitoring system, a wireless transmission network and a rear-end platform system, wherein the front-end monitoring system comprises a system host, a system acquisition unit and a power supply unit, the system acquisition unit comprises a video acquisition unit, a stress acquisition unit and a meteorological acquisition unit which are arranged on the stay wire of the power transmission line iron tower, and the video acquisition unit, the stress acquisition unit, the meteorological acquisition unit and the power supply unit are all electrically connected with the system host; the system host processes the acquired data and transmits the processed data to the back-end platform system through the wireless transmission network; the back-end platform system comprises a server and a client terminal, wherein the server receives and processes data transmitted by a system host and then transmits the data to the client terminal for display.
In a preferable improvement mode of the technical scheme, the system host acquires data volume of the video acquisition unit, the stress acquisition unit and the weather acquisition unit through RS 485.
In a preferable improvement mode of the technical scheme, the video acquisition unit adopts an intelligent camera; the stress acquisition unit comprises a tension sensor and an inclination angle sensor, the tension sensor adopts a column type tension sensor with a ball head hanging ring, the tension sensor is arranged between an insulator string and a cross beam of the power transmission line iron tower, and the inclination angle sensor is arranged on a cross arm of the power transmission line iron tower; the meteorological collection unit includes a meteorological sensor capable of measuring wind speed, wind direction, temperature, humidity, and atmospheric pressure.
In a preferable improvement mode of the technical scheme, the power supply unit adopts a solar charging system, the solar charging system comprises a solar cell panel, a storage battery and a charge-discharge controller, and the storage battery adopts a high-performance compound lithium battery.
For the preferable improvement mode of the technical scheme, the wireless transmission network adopts a 3G/4G/GPRS/CDMA wireless network.
In a preferred improvement mode of the technical scheme, the rear-end platform system is provided with power transmission line comprehensive monitoring platform software, and the power transmission line comprehensive monitoring platform software comprises a data modeling management platform, an intelligent stress dip angle data management monitoring platform, an intelligent microclimate data management monitoring platform and an intelligent data alarm management operation platform; the intelligent stress inclination angle data management and monitoring platform is a comprehensive analysis management platform which is used for visually reflecting stress and inclination angle data of the power transmission line and automatically generating a data icon table; the intelligent microclimate data management and monitoring platform is a comprehensive analysis management platform specially designed for microclimate wind speed, wind direction, temperature, humidity and atmospheric pressure and automatically generates a data icon table; and the intelligent data alarm management operation platform starts the alarm voice of the monitoring center according to the alarm information on the monitoring platform.
In a preferred improvement mode of the technical scheme, the client terminal comprises a monitoring client and a mobile terminal.
The utility model has the advantages compared with the prior art:
1. the online monitoring system can be connected to various types of towers, a unified transmission line tower stay wire online monitoring system is established, a transmission tower management and maintenance unit can comprehensively analyze the influence of external force on the transmission tower under various environmental occasions through the system, the real-time condition of the inclination of each tower can be known at any time, so that accurate judgment is made, various alarm information is sent to maintenance personnel in time, the maintenance personnel can maintain the transmission tower violently in time, the inclination and the wire breakage of the transmission line tower are avoided, the maintenance management level of the transmission line tower is comprehensively improved, and the safe operation of the transmission tower is ensured;
2. the system can not only realize remote early warning of the iron tower with problems, but also provide an emergency plan after the iron tower has problems, timely position the geographic information of the iron tower through a GIS system, and reduce the possibility of accidents by adopting emergency treatment methods such as personnel intervention, maintenance reinforcement and the like;
3. the system can well reflect the performance of the tower structure and the related working environment state by monitoring items and contents, reduces measuring points as much as possible to reduce the cost on the premise of meeting the requirements, ensures that software and hardware of the system are reliable and stable for a long time, saves the project cost and manpower and material resources for later maintenance by using an optimal distribution control mode, can furthest exert the actual monitoring effect, and meets the requirement of combining necessity, economy, reliability and advancement;
4. on the premise of meeting the basic function requirements, the system fully considers the rapid development of the modern technology, can realize the butt joint with systems such as communication engineering, management and maintenance and the like, realizes information sharing, and has good openness and compatibility;
5. the system is easy to manage and operate after normal operation, has low requirements on the technical level and the capability of operation and maintenance personnel, and is convenient to update.
Drawings
Fig. 1 is a block diagram of the present invention;
fig. 2 is the utility model discloses wineglass type tangent tower model diagram of the for china data modeling management platform preparation:
FIG. 3 is a graph showing the variation of the maximum equivalent stress of the wine glass type linear iron tower with the foundation settlement amount;
FIG. 4 is an axial force cloud chart of the utility model when the settlement of the wine glass type linear iron tower foundation is 60 mm;
fig. 5 is the utility model discloses in the transmission line integrated monitoring platform software terminal equipment add operation flow chart.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, in one embodiment of the present invention,
an online monitoring system for a windproof stay wire of a power transmission line is shown in figure 1 and comprises a front-end monitoring system 1, a wireless transmission network 8 and a rear-end platform system 9, wherein the front-end monitoring system 1 comprises a system host 2, a system acquisition unit 3 and a power supply unit 7, the system acquisition unit 3 comprises a video acquisition unit 4, a stress acquisition unit 5 and a meteorological acquisition unit 6 which are arranged on the stay wire of a power transmission line iron tower, and the video acquisition unit 4, the stress acquisition unit 5, the meteorological acquisition unit 6 and the power supply unit 7 are all electrically connected with the system host 2; the system host 2 processes the acquired data and uploads the processed data to a back-end platform system 9 through a wireless transmission network 8; the back-end platform system 9 comprises a server 10 and a client terminal 11, the server 10 receives and processes data transmitted by the system host 2 and displays the data on the client terminal 11, and the client terminal 11 comprises a monitoring client 12 and a mobile terminal 13.
The system host 2 is a set of data acquisition and processing system specially developed for power line monitoring, and the system host 2 acquires data quantity of the video acquisition unit 4, the stress acquisition unit 5 and the meteorological acquisition unit 6 through RS485, supports access to video, microclimate data, tension data, inclination data, vibration data and stress data, and provides rational data guarantee for safe operation of a power transmission line. Its main functions include:
(1) the system can complete the acquisition and measurement of videos, insulator string tension, insulator string angles and meteorological data, and transmits the measurement results to a rear-end platform system through a network.
(2)1-4 paths of video input are provided, a dual-mode video compression encoder is arranged in the video input device, and the compression mode can be selected online.
(3) The built-in EMSH network communication control protocol and the TCP/IP protocol.
(4) Compression encoder-1: high quality CAMEC-I/II active video compression coding, 352, 288 and 1920, 1080 formats.
(5) Compression encoder-2: JPEG still image compression coding, 352, 288, 1920, 1080 formats.
(6) The transmission speed is as follows: average 15 to 20 frames/second (color CIF, EVDO)
(7) The device has the advantages that tension of an insulator string, angles of the insulator string, temperature, humidity, wind speed and wind direction data are automatically collected according to set time intervals, the minimum collection interval is larger than 10 minutes, the maximum sampling interval is not larger than 40 minutes, and the default sampling interval is 20 minutes.
(8) The system has a controlled acquisition function, can respond to a remote instruction, and starts acquisition according to a set acquisition mode, automatic acquisition time and acquisition time interval.
(9) The battery voltage acquisition function is provided.
(10) The method has a good synchronization mechanism, and ensures the synchronization of the acquisition time of each parameter.
(11) The system has the functions of checking and analyzing the reasonability of data, preprocessing the acquired data, and automatically identifying and eliminating interference data.
(12) The method has a function of calculating the original collection amount once, and state quantity data of the tension and the insulator string angle are obtained.
(13) Various sensor data can be stored cyclically for at least 30 days.
(14) The device has the functions of managing and self-detecting the working state of the device, including acquisition, storage, processing, communication and the like.
(15) When the device is judged to have operation failure, the corresponding measures can be started to restore the normal operation state of the device.
(16) The system has the functions of identity authentication and remote program updating, and has a perfect updating mechanism and mode.
(17) The system has the capability of modifying parameters such as acquisition frequency, sampling time interval, network adapter address and the like according to remote instructions.
(18) The remote time inquiry and reset system has the capability of dynamically responding to remote time inquiry/setting, data request, reset and other instructions.
(19) The remote debugging mode can be entered according to the remote instruction, and relevant debugging information is output. And a security chip is added, so that data can be encrypted and accessed to the platform of each province company.
The video acquisition unit 4 adopts an intelligent camera, the intelligent camera in the embodiment specifically adopts a Sony integrated machine core and a high-brightness infrared lamp design, so that real dark corners are avoided, and the intelligent camera is convenient to install and low in failure rate by using various installation structure modes; in the aspect of display, the latest technology is adopted, so that the display effect is more exquisite; the ball machine can automatically control the opening and closing of the internal heater according to the self temperature. Meanwhile, the functions of the full-function high-speed dome camera, such as English menus, menu locking and the like, are integrated, and the full-function high-speed dome camera is more intelligent.
The stress acquisition unit 5 comprises a tension sensor and an inclination angle sensor.
The tension sensor is a column type tension sensor with a ball head hanging ring, is arranged between an insulator string and a cross beam of the power transmission line iron tower and is used for measuring the comprehensive load force of a lead. The tension sensor adopts a resistance strain gauge to form a Wheatstone bridge, and the stress borne by the sensor is measured by detecting the strain of the elastic body, so that the tension sensor has the advantages of compact structure, high measurement precision and strong anti-deflection capability.
The tilt angle sensor is arranged on a cross arm of the power transmission line iron tower, is provided with a remote wireless communication interface and is used for carrying out data communication with the comprehensive analysis software system. The angle sensor can perform self-checking, acquisition and measurement, and transmit the measurement result to the comprehensive analysis software system.
The meteorological acquisition unit 6 comprises meteorological sensors capable of measuring wind speed, wind direction, temperature, humidity and atmospheric pressure, and has the characteristics of compact structure, no moving parts, robustness and no need for maintenance and on-site calibration.
The power supply unit 7 adopts a solar charging system, and the solar power generation is a power generation mode of directly converting light energy into electric energy without a thermal process and comprises photovoltaic power generation, photochemical power generation, light sensation power generation and photobiological power generation. The solar charging system comprises a solar cell panel, a storage battery and a charging and discharging controller, wherein the storage battery is a high-performance compound lithium battery. The charge and discharge controller has the functions of converting the voltage supplied by the solar cell panel into stable direct current voltage, supplying power to the monitoring device, charging the storage battery and finishing the storage of electric energy. When the solar energy cannot be supplied at night or is insufficient in weather conditions such as cloudy days, the storage battery continues to supply power to the monitoring device.
The wireless transmission network 8 adopts a 3G/4G/GPRS/CDMA wireless network to realize wireless transmission of information and simplify the system structure.
The rear-end platform system 9 is provided with power transmission line comprehensive monitoring platform software, the power transmission line comprehensive monitoring platform software is specially developed for the system, and a copyright registration certificate of national computer software is obtained, and the registration number is as follows: 2019SR 0816125.
The power transmission line comprehensive monitoring platform software comprises a data modeling management platform, an intelligent stress dip angle data management monitoring platform, an intelligent microclimate data management monitoring platform and an intelligent data alarm management operation platform.
The data modeling management platform is used for modeling and stress analysis of the power transmission iron tower. The power transmission tower is a rigid body structure formed by connecting angle steels with various specifications through bolts in an eccentric mode, and at present, aiming at the modeling of the power transmission tower line structure, a mode of independently modeling and separately folding the power transmission tower and a power transmission line can be adopted, and the whole power transmission tower line system can be used for coupling analysis. When stress analysis is performed on a transmission tower, a transmission line and an insulator in a transmission tower line system, the structural characteristics and the characteristics of the type of the used unit need to be considered, and necessary solution setting is performed.
The transmission tower line system is a complex system consisting of a transmission tower, a transmission line and an insulator, and when an analysis scheme of the transmission line coupling system is determined and a coupling model is established, the following simplification and assumption need to be carried out on the actual structure:
1) each rod piece is displayed by a line unit, the cross section area is given, and the rod piece steering is randomly generated;
2) the connection positions of the rod pieces are regarded as disconnected and rigidly connected, and the specific structures of the connection positions are ignored;
3) the possible initial manufacturing and installation deviation of the iron tower rod piece is not considered;
4) the power transmission line is regarded as an ideal flexible member, accords with Hooke's law in an elastic range, and does not consider the change of the cross-sectional area before and after deformation;
5) the split conductor is equivalent to a conductor, and the cross section area of the split conductor is the sum of the cross section grids of each single conductor.
The wind load of the power transmission iron tower consists of a static wind load and a fluctuating wind load. The static wind load can be converted according to the wind speed, and the fluctuating wind load is considered by multiplying the static wind load by a wind pressure adjusting coefficient. The building structure load code (GB 50019-2001) 1 stipulates that the wind pressure adjustment coefficient is calculated by the formula (1):
in the formula, ξ is a pulsation increasing coefficient, v is a pulsation influence coefficient, z is a vibration mode coefficient, and μ z is a wind pressure height change coefficient, except for the pulsation increasing coefficient ξ, the other three coefficients are determined by the external dimension of the tower, and the self-vibration period of the structure needs to be obtained if ξ is obtained.
FIG. 2 is a diagram of a wineglass-shaped tangent tower model made using a data modeling management platform: FIG. 3 is a graph showing the variation of the maximum equivalent stress of the wine glass type linear iron tower with the foundation settlement; FIG. 4 is an axial force cloud chart when the settlement of the wine glass type linear iron tower foundation is 60 mm; the following table is a base stress table when the relative settlement of the base of the wine cup type linear iron tower is 60mm
The data modeling management platform used by the software can conveniently and clearly model the iron tower.
The intelligent stress dip angle data management and monitoring platform is a comprehensive analysis and management platform and can intuitively reflect stress and dip angle data of the power transmission line and automatically generate a data icon table; the intelligent stress dip angle data management monitoring platform has the following specific functions:
(1) the data of the tower tension and inclination data acquisition unit can be automatically received at regular time;
(2) the system has the functions of remotely setting an acquisition mode (an automatic control mode or a controlled mode) and automatically acquiring time;
(3) the time setting command can be sent to the data acquisition unit;
(4) the IP address and the port number of the data acquisition unit can be remotely modified;
(5) counting, analyzing and outputting the monitored data, and displaying related parameters in the form of a numerical list, a curve and a chart;
(6) historical data can be inquired and analyzed, and a report can be automatically generated;
(7) possesses the warning prompt facility.
The intelligent microclimate data management and monitoring platform is a comprehensive analysis management platform specially designed for microclimate wind speed, wind direction, temperature, humidity and atmospheric pressure and automatically generates a data icon table.
Basic functions are as follows:
(1) the data of the data acquisition unit can be automatically received at regular time;
(2) the system has the functions of remotely setting an acquisition mode (an automatic control mode or a controlled mode) and automatically acquiring time;
(3) the time setting command can be sent to the data acquisition unit;
(4) the IP address and the port number of the data acquisition unit can be remotely modified;
(5) counting, analyzing and outputting the monitored data, and displaying related parameters in the form of a numerical list, a curve and a chart;
(6) historical data can be inquired and analyzed, and a report can be automatically generated;
(7) possesses the warning prompt facility.
The intelligent data alarm management operation platform starts the alarm voice of the monitoring center according to the alarm information on the monitoring platform to remind the on-duty personnel of technical handling of the alarm situation.
(1) The data of the data acquisition unit can be automatically received at regular time;
(2) the system has the functions of remotely setting an acquisition mode (an automatic control mode or a controlled mode) and automatically acquiring time;
(3) the background software can set the data acquisition density according to the user requirements;
(4) the time setting command can be sent to the data acquisition unit;
(5) the IP address and the port number of the data acquisition unit can be remotely modified;
(6) historical data can be inquired and analyzed, and a report can be automatically generated;
(7) the alarm prompting function is provided;
(8) possess APP platform management function, the basic condition includes: the geographical position (GIS topology), the health state of the structure, the alarm of the structure and the like are known, so that the observed data are not accumulated, but the monitoring result is more understandable, whether the alarm exists or not and whether the structure is safe or not are judged, and the monitoring is more humanized;
(9) the trend analysis can be carried out according to historical data and current data of the tower, a trend graph is made, the development speed and the trend of the tower inclination deposition are deduced, and an effective means is provided for early prediction of flashover.
The power transmission line comprehensive monitoring platform software has the main functions of monitoring the running state of the power transmission line on line and checking data such as line temperature, surrounding meteorological environment and the like quickly and intuitively.
A flow chart of terminal device adding operation in software use is shown in figure 5,
description of the operational procedure: logging in a system and entering a background management interface; newly building a line, selecting a corresponding province and city area, and filling in a line name; in the terminal list, information such as a terminal device ID, a telephone card number, a name, a line, and a belonging power office is arranged.
1. Logging in: inputting a user name, a password and an authentication code to click and log in.
2. The left side of the home page is provided with a comprehensive information navigation bar which is all equipment of all power companies and subordinate power supply offices, and the right side of the home page is provided with equipment quantity statistics and some alarm information.
3. Image information: after login is successful, the system can judge the authority which is distributed to the user by the administrator to display the menu bar, if the module without the authority is hidden, the user can select the left indentation button to hide the main menu bar, and the login page function module: (1) a device search function that can perform device search according to the query condition; (2) an information export function of exporting the terminal information and exporting the classified information according to the query condition; (3) checking terminal information and checking the online state of the equipment;
4. microclimate information, tower inclination, iced conductor temperature, conductor sag, galloping: a certain device of the menu bar can be selected to check detailed curve information, the analysis data is more visual, and the curve analysis graphs displayed by different device types have different data. Different equipment of different power supply offices can be selected to be directly viewed in the graph, and the operation of returning to the selection is avoided.
5. System setting:
after a user with the authority logs in the system, equipment information can be modified, account information can be added, the authority of the user can be managed, and the user can be ensured to normally use the system.
6. Terminal management: clicking terminal management to present a terminal list;
if the equipment alarms, the alarm equipment data line automatically turns red;
only the on-line equipment can click the terminal operation, and the terminal operation is the operation of directly communicating with the equipment on line to send a command
The terminal operation is divided into a host instruction and an image equipment instruction, wherein the host instruction is mainly used for setting the equipment host and requesting related equipment data, and the image equipment instruction is mainly used for setting some equipment parameters of the image equipment and capturing information such as pictures and the like
And secondly, if the equipment is automatically on line, the system can automatically add terminal information or manually add terminal information, the user only needs to input a terminal number, a terminal name, a device type selected, a line selected and a host number, the affiliated company and the power supply bureau click and store the terminal information, the longitude and latitude of the equipment can be kept, and the data can be automatically displayed when the equipment is on line. The terminal number can only input 6 digit number composed of English and digit, if the input is less than 6 digit, or if Chinese and special character are input, red font prompt appears.
7. User management: click-to-add can add users, or edit user information
8. User authority management and administrator authority: the user can be selected in the user list, the user can be checked by clicking 'inquiry of the distributed authority', and the authority can be selected and clicked for storage after the user is selected; the WeChat user is used for adding and managing the WeChat user information, pushing related information, and being capable of editing and deleting, and prompting deletion.
9. Alarm excitation: historical alarm records can be viewed, and Excel forms can be derived.
10. Alarm setting: alarm parameter thresholds of different types of data can be set, and if the uploaded data exceeds the set threshold, an alarm message can be pushed to a user WeChat.
The on-line monitoring system can be connected to various types of towers, a unified transmission line tower stay wire on-line monitoring system is established, and a transmission tower management and maintenance unit can comprehensively analyze the influence of external force on the transmission tower in various environmental occasions through the system, and can know the real-time condition of the inclination of each tower at any time, so that accurate judgment is made, various alarm information is sent to maintenance personnel in time, the maintenance management level of the transmission line tower is comprehensively improved, and the safe operation of the transmission tower is ensured. The main functions of the on-line monitoring system for the stay wire of the transmission line iron tower are as follows:
1. collecting basic vibration parameters of each tower and related parameters of wind vibration strength of the ground wires, evaluating safety, and ensuring the safety of the power transmission iron tower during operation;
2. the method has the advantages that dynamic response parameters of a tower wire structure are monitored, and the tower wire structure comprises tower member and ground wire wind-induced vibration stress changes;
3. monitoring the vibration acceleration of the top structure of the tower, the dynamic strain of the root, the inherent frequency, the damping ratio, the vibration mode test and the like;
4. the method has the advantages of background algorithm processing analysis, data storage, data modeling and intelligent judgment of the safety state of the tower;
5. the system has a 3G/4G wireless transmission function;
6. the system has a data security encryption function and can be accessed to a power grid unified platform;
7. test data informatization management is achieved, and relevant personnel can log in the Ethernet through different authorities or obtain on-site iron tower safety data and safety evaluation information by using a mobile phone;
8. the system can not only realize the remote early warning of the iron tower with problems, but also provide an emergency plan after the iron tower has problems, timely position the geographic information of the iron tower through the GIS system, and reduce the possibility of accidents by adopting emergency treatment methods such as personnel intervention, maintenance reinforcement and the like.
The system can well reflect the performance of the tower structure and the related working environment state by monitoring items and contents, reduces measuring points as much as possible to reduce the cost on the premise of meeting the requirements, ensures that software and hardware of the system are reliable and stable for a long time, saves the project cost and manpower and material resources for later maintenance by using an optimal distribution control mode, can furthest exert the actual monitoring effect, and meets the requirement of combining necessity, economy, reliability and advancement; on the premise of meeting the functional requirements, the system fully considers the rapid development of the modern technology, can realize the butt joint with systems such as communication engineering, management and maintenance and the like, realizes information sharing, and has good openness and compatibility; the system is easy to manage and operate after normal operation, has low requirements on the technical level and the capability of operation and maintenance personnel, and is convenient to update.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. Transmission line prevent wind stay wire on-line monitoring system, its characterized in that: the system comprises a front-end monitoring system (1), a wireless transmission network (8) and a rear-end platform system (9), wherein the front-end monitoring system (1) comprises a system host (2), a system acquisition unit (3) and a power supply unit (7), the system acquisition unit (3) comprises a video acquisition unit (4), a stress acquisition unit (5) and a meteorological acquisition unit (6) which are arranged on a stay wire of a power transmission line iron tower, and the video acquisition unit (4), the stress acquisition unit (5), the meteorological acquisition unit (6) and the power supply unit (7) are all electrically connected with the system host (2); the system host (2) processes the acquired data and uploads the processed data to a back-end platform system (9) through a wireless transmission network (8); the back-end platform system (9) comprises a server (10) and a client terminal (11), wherein the server (10) receives and processes data transmitted by the system host (2) and then transmits the processed data to the client terminal (11) for display.
2. The online monitoring system for the windproof stay wire of the power transmission line according to claim 1 is characterized in that: the system host (2) collects data volume of the video collection unit (4), the stress collection unit (5) and the meteorological collection unit (6) through RS 485.
3. The online monitoring system for the windproof stay wire of the power transmission line according to claim 2 is characterized in that: the video acquisition unit (4) adopts an intelligent camera; the stress acquisition unit (5) comprises a tension sensor and an inclination angle sensor, the tension sensor adopts a column type tension sensor with a ball head hanging ring, the tension sensor is arranged between an insulator string and a cross beam of the power transmission line iron tower, and the inclination angle sensor is arranged on a cross arm of the power transmission line iron tower; the meteorological collection unit (6) comprises meteorological sensors capable of measuring wind speed, wind direction, temperature, humidity and atmospheric pressure.
4. The online monitoring system for the windproof stay wire of the power transmission line according to claim 1 is characterized in that: the solar charging system is adopted in the power supply unit (7), the solar charging system comprises a solar cell panel, a storage battery and a charging and discharging controller, and the storage battery is a high-performance compound lithium battery.
5. The online monitoring system for the windproof stay wire of the power transmission line according to claim 1 is characterized in that: the wireless transmission network (8) adopts a 3G/4G/GPRS/CDMA wireless network.
6. The online monitoring system for the windproof stay wire of the power transmission line according to claim 1 is characterized in that: the power transmission line comprehensive monitoring platform software is installed on the rear-end platform system (9), and comprises a data modeling management platform, an intelligent stress dip angle data management and monitoring platform, an intelligent microclimate data management and monitoring platform and an intelligent data alarm management and operation platform; the intelligent stress inclination angle data management and monitoring platform is a comprehensive analysis management platform which is used for visually reflecting stress and inclination angle data of the power transmission line and automatically generating a data icon table; the intelligent microclimate data management and monitoring platform is a comprehensive analysis management platform specially designed for microclimate wind speed, wind direction, temperature, humidity and atmospheric pressure and automatically generates a data icon table; and the intelligent data alarm management operation platform starts the alarm voice of the monitoring center according to the alarm information on the monitoring platform.
7. The online monitoring system for the windproof stay wire of the power transmission line according to claim 1 is characterized in that: the client terminal (11) comprises a monitoring client (12) and a mobile terminal (13).
CN201921332523.0U 2019-08-16 2019-08-16 On-line monitoring system for windproof stay wire of power transmission line Active CN210222990U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111653081A (en) * 2020-06-11 2020-09-11 安徽徽远成电气科技股份有限公司 Power transmission line monitoring system
CN112286105A (en) * 2020-10-30 2021-01-29 海南电网有限责任公司电力科学研究院 Real-time measuring device for dynamic load of power transmission line iron tower

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111653081A (en) * 2020-06-11 2020-09-11 安徽徽远成电气科技股份有限公司 Power transmission line monitoring system
CN112286105A (en) * 2020-10-30 2021-01-29 海南电网有限责任公司电力科学研究院 Real-time measuring device for dynamic load of power transmission line iron tower

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Inventor after: Li Jiwen

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