CN113327405A - Online monitoring system and method for inclination of power transmission line iron tower - Google Patents
Online monitoring system and method for inclination of power transmission line iron tower Download PDFInfo
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Abstract
The invention discloses an online monitoring system and method for the inclination of a power transmission line iron tower, which comprises a terminal layer and a master station centralized control layer which are connected through a network; the terminal layer comprises a sensing module device and an information forwarding module device which are connected with each other through a network; the master station system layer comprises a switch module device and a computer module device which are sequentially connected through a network; the switch module device is connected with the information forwarding module through a network. The invention can monitor the inclined state of the iron tower on line in real time, and avoids the problems of low efficiency and timeliness of manual line inspection.
Description
Technical Field
The invention relates to the field of overhead line monitoring, in particular to an online monitoring system and method for the inclination of a power transmission line iron tower.
Background
High-voltage transmission lines basically adopt overhead lines, and because the lines are erected in the air, the lines need to bear the action of mechanical force such as dead weight, wind power, rainstorm, ice and snow and the erosion of harmful gases such as wind sand, the operation conditions are very severe. In bad geological areas such as desert areas, high-salinity soil areas, goafs and mountain landslide areas, the tower foundation is easy to deform under the disturbance action of gravity, stress and natural force, so that the tower inclines, even falls down and is broken, a power supply line falls into paralysis, the production and life of people are seriously influenced, and huge loss is caused. Therefore, the inclination of the tower or the iron tower needs to be monitored, the traditional monitoring is mainly completed by manually patrolling the line by electric power workers, the monitoring is time-consuming and labor-consuming, the efficiency is low, and the monitoring is not timely.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides an on-line monitoring system and method for the inclination of a power transmission line iron tower.
The invention is realized by the following modes:
an online monitoring system for the inclination of a power transmission line iron tower comprises a terminal layer and a master station centralized control layer which are connected through a network; the terminal layer comprises a sensing module device and an information forwarding module device which are connected with each other through a network; the master station system layer comprises a switch module device and a computer module device which are sequentially connected through a network; the switch module device is connected with the information forwarding module through a network.
The information forwarding module is a convergence forwarding base station device and comprises a protective shell, a wireless data transmission base station, a controller and a battery pack, wherein the wireless data transmission base station, the controller and the battery pack are fixedly arranged in the waterproof protective shell; the battery pack and the wireless data transmission base station are respectively and electrically connected with the controller.
The system also comprises a handheld terminal connected with the master station layer network.
The sensing module comprises six tower inclination sensors from No. 1 to No. 6, and the No. 1 and the No. 2 tower inclination sensors are respectively arranged on bottom layer cross arms which are axially symmetrical with each other; the No. 3 and No. 4 tower inclination sensors are arranged at the height H1 of the iron tower from the ground in a central symmetry manner; the No. 5 and No. 6 tower inclination sensors are arranged at the height H2 of the iron tower from the ground in a central symmetry manner; both H1 and H2 are greater than the height of the bottom cross arm, and H2 is greater than H1.
The X axis of the tower inclination sensor points to the large-size side of the line.
The sensing module further comprises a rainfall sensor and an air speed and wind direction sensor which are respectively in network connection with the information forwarding module.
An online monitoring method for the inclination of a power transmission line iron tower comprises the following steps:
step one, modeling sensor configuration;
step two, data detection and transmission, wherein the terminal layer transmits the detected data iron tower inclination data and rainfall, wind speed and wind direction information to the master station layer;
step three, storing data, namely storing the data under corresponding tower inclination sensor folders by the master station layer after receiving the data sent by the wireless data transmission base station;
step four, data processing and early warning are carried out, the power transmission line state detection platform of the main station layer compares the received inclination data of the iron tower with a set warning threshold value, if the inclination data of the iron tower is larger than the warning threshold value, warning information is sent out, and if not, the warning information is not sent out;
displaying data, wherein when no warning information exists, a display screen displays a desktop or a dialog box for a user to call and watch the data; when the alarm information exists, an alarm information dialog box can be automatically popped up on the display screen.
The fourth step of data processing and early warning specifically comprises the following steps:
step 401, setting alarm thresholds of No. 1 and No. 2 tower inclination sensors as D1, alarm thresholds of No. 3 and No. 4 tower inclination sensors as D2, and alarm thresholds of No. 5 and No. 6 tower inclination sensors as D3 on a transmission line state detection platform of a master station layer;
step 402, the transmission line state detection platform retrieves the stored iron tower inclination data M1 and M2 returned by the No. 1 and No. 2 tower inclination sensors, and the iron tower inclination data M3 and M4 returned by the No. 3 and No. 4 tower inclination sensors, and the iron tower inclination data M5 and M6 returned by the No. 5 and No. 6 tower inclination sensors; drawing a curve graph of inclination trend change according to the real-time data of each tower inclination sensor, and simultaneously comparing the data with corresponding warning threshold data;
step 403, if both M1 and M2 are smaller than D1, both M3 and M4 are smaller than D2, and both M5 and M6 are smaller than D3, judging that the whole iron tower is in a good state;
step 404, if the M1 and the M2 are larger than the D1, the M3 and the M4 are both larger than the D2, the M5 and the M6 are both larger than the D3, and the inclination directions are consistent, the iron tower is judged to have a dumping danger, and warning information is sent; if the M5 and the M6 are both larger than D3 and have consistent inclination directions, meanwhile, the M1 and the M2 are both smaller than D1, and the M3 and the M4 are both smaller than D2, the upper part of the iron tower is judged to be broken or damaged; if both M5 and M6 are larger than D3, and when the inclination directions are inconsistent, both M1 and M2 are smaller than D1, and both M3 and M4 are smaller than D2, the upper part of the iron tower is judged to be distorted, and warning information is sent out; if M3 and M4 are both larger than D2, M5 and M6 are both larger than D3, the inclination directions are consistent, and M1 and M2 are both smaller than D1, the upper middle part of the iron tower is judged to be broken off to generate alarm information; if more than one pair of data in the three pairs of data of M1, M2, M3, M4, M5 and M6 reaches or continuously exceeds twice of the corresponding alarm threshold value, the iron tower is judged to overturn, and alarm information is sent out.
And 405, counting the received data, and automatically drawing a statistical chart and a statistical report according to the statistical data.
The step one sensor configuration modeling specifically includes configuring information such as ID, installation address and the like of each tower inclination sensor into platform software; and distributing the configured sensors to the application scene of the power transmission line, and constructing a sensor information model and a model tree.
And the alarm information dialog box in the fifth step comprises the installation position, the ID, the alarm numerical value, the alarm type, the rainfall and the wind speed and direction of the alarm iron tower position/tower inclination sensor.
The invention has the following technical effects that the functions of realizing the configuration management of detection equipment, the real-time display of detection data, the analysis and query of historical information, the alarm prompt of abnormal detection, the synchronous check of routing inspection data, the network communication of a base station and the like on the inclination of the iron tower are realized; the inclination state of the iron tower can be monitored in real time on line, and early warning can be given to the iron tower which is inclined or is about to incline, so that the problems of low efficiency and timeliness of manual line patrol are avoided; the sensor is arranged at different heights, and each sensor operates independently, so that the central symmetry installation is ensured, and the data accuracy is improved.
Drawings
FIG. 1 is a schematic structural diagram of an on-line monitoring system of a power transmission line.
Fig. 2a is a schematic top view of the mounting method of the tower inclination sensor according to the present invention.
Fig. 2b is a schematic perspective view of an installation manner of the tower inclination sensor according to the present invention.
Fig. 3 is a schematic top view of the mounting position of the tower inclination sensor of the present invention on a tower.
Fig. 4 is a schematic front view of the mounting position of the tower inclination sensor of the present invention on a tower.
Fig. 5 is a schematic structural diagram of a convergence forwarding base station device according to the present invention.
FIG. 6 is a mounting diagram of a tower inclination sensor.
Fig. 7 is a diagram illustrating a physical installation of a convergence forwarding base station device.
In the figure, 1-cross arm, 2-pole tower inclination sensor, 3-bottom cross arm, 4-rainfall sensor, 5-wind speed and direction sensor, 6-convergence forwarding base station equipment, 6-1-protective shell, 6-2-wireless data transmission base station, 6-3-battery pack, 6-4-controller, 6-5-bracket, 7-antenna and 8-solar panel.
Detailed Description
The following are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are intended to be covered by the scope of the present invention.
Fig. 1 to 4 are specific embodiments of the present invention, which provide an online monitoring system for tilt of an iron tower of a power transmission line, and the online monitoring system mainly includes a terminal layer and a master station centralized control layer, and can be used as a part of an online monitoring system for power transmission status. The terminal layer mainly achieves the functions of collecting and forwarding data of the inclination angle of the power transmission line iron tower, the collected data are transmitted to a nearby base station in a wireless communication mode, and the base station uploads the data to the master station centralized control layer in a 3G/4G/5G mode.
Specifically, as shown in fig. 1, the terminal layer mainly includes a sensing module formed by a tower inclination sensor 2 installed on an iron tower, and is used for sensing the inclination angle and the inclination direction of the iron tower;
the information forwarding module is composed of a convergence forwarding base station device 6 and is used for receiving the information of the sensing module and transmitting the information to the master station centralized control layer; the information forwarding module and the sensing module, and the information forwarding module and the master station centralized control layer are connected through a wireless network.
The tower inclination sensor 2 is fixedly arranged on the cross arm 1 of the tower through a steel binding belt, and is uniformly installed according to the principle that the X axis faces the large-size side of the line, and the X axis and the Y axis of the sensor are kept horizontal as much as possible. Each tower inclination sensor 2 has a unique installation position and sensor ID information, and the installation position and the sensor ID information of the tower inclination sensor 2 are recorded in a case and input into a power transmission line state detection platform of a master station centralized control layer during installation. The large-size side of the line is a numbering method of the line, generally, the numbering is carried out from a power supply end to a power receiving end from 1, 2 and 3, the large-size side refers to a position of an iron tower or a pole tower facing the power receiving end, and the small-size side is opposite.
The sensing module comprises 6 tower inclination sensors 2, two sensors are mounted on the bottom layer cross arm 3 and are in axial symmetry, namely two bottom layer cross arms 3 which are in axial symmetry are selected, and one tower inclination sensor 2 is mounted on each cross arm and is respectively a No. 1 tower inclination sensor 2 and a No. 2 tower inclination sensor 2; two pole tower inclination sensors 2 are respectively installed at the positions with the height of H1 and H2 from the ground and are arranged in a central symmetry manner, namely the two pole tower inclination sensors 2 at the positions of H1 or H2 m are respectively installed at the positions of an A column and a C column, or the two pole tower inclination sensors 2 at the position of a B column and a D column, and the two pole tower inclination sensors 2 at the position of the height of H1 are respectively No. 3 pole tower inclination sensors 2 and No. 4 pole tower inclination sensors 2; the two tower inclination sensors 2 installed at the height H2 are tower inclination sensors 2 No. 5 and tower inclination sensors No. 6, respectively, wherein H1 and H2 are both greater than the height of the bottom floor cross arm 3, and H2 is greater than H1, preferably H2: h1 is equal to 2:1, H1 is 15 meters in the embodiment, and H2 is 30 meters, so that the installation mode can better monitor the change conditions of different height parts of the iron tower.
The tower inclination sensor 2 is a wireless tower inclination sensor with the model number of SGC6206P, the angle measurement range is +/-30 degrees, the measurement accuracy is 0.2 degrees, and a storage battery is installed inside. The tower inclination sensor 2 can realize the measurement of the inclination angle under the gravity reference system, and can give the early warning information of the tower inclination by on-line monitoring of the data of the transverse inclination, the forward inclination and the like of the tower and combining with the line design parameters to grasp the safe operation condition of the tower in time.
The information forwarding module comprises 6 aggregation forwarding base station devices 6, each aggregation forwarding base station device 6 comprises an external metal waterproof protective shell 6-1, and a wireless data transmission base station 6-2, a controller 6-4 and a battery pack 6-3 are installed in each shell; an antenna 7 electrically connected with the wireless data transmission base station 6-2 is installed on the top of the protective shell 6-1. The battery pack 6-3 and the wireless data transmission base station 6-2 are respectively and electrically connected with the controller 6-4; controlling the voltage transmission of the battery pack 6-3 to the base station, namely connecting the battery pack, the base station and the base station in series; the battery pack 6-3 is used for supplying power to the wireless data transmission base station 6-2; the wireless data transmission base station 6-2 is used for receiving and forwarding information of the tower inclination sensor 2 and controlling the corresponding tower inclination sensor 2; chain and star ad hoc networks are supported between base stations, and wireless data information can be transmitted to a master station centralized control layer in a multi-hop communication mode. The waterproof protective shell 6-1 is fixedly arranged on a bottom layer cross arm 3 of a tower or a first layer tower body platform of the tower through a support 6-5 fixed at the rear part of the shell, and the support 6-5 is manufactured according to the position of the tower during field installation and the type of an iron tower. And a solar panel 8 is also fixedly arranged on the bracket 6-5, and the solar panel 8 is electrically connected with the battery pack 6-3.
Each tower inclination sensor 2 needs to be separately provided with 1 convergence forwarding base station device 6.
The 6 tower inclination sensors 2 are respectively provided with the convergence forwarding base station equipment 6 independently, measured data are transmitted respectively through independent operation, mutual interference between the equipment is avoided, and the accuracy of the data can be effectively ensured; every two of the 6 tower inclination sensors 2 are respectively arranged at different heights in a group, so that the positions and types of the iron tower with problems are determined according to the data change of different sensors, and the accurate defect positions can be found more easily according to the measured data of the three groups of positions with different heights.
The sensing module further comprises a rainfall sensor 4 and an air speed and wind direction sensor 5 which are respectively connected with the information forwarding module in a wireless network mode.
The main station system layer comprises a switch module device and a computer module device comprising a safety access platform and a power transmission line state detection platform, wherein the switch is in wireless network connection with the convergence forwarding base station equipment 6, and the switch module device is in network connection with the computer module device. And the power transmission equipment state monitoring platform is used for processing and storing the acquired data and providing visual power transmission monitoring area equipment state information for inspection personnel. The security access platform comprises an identity authentication module, a centralized supervision module, a security data exchange module and a security access gateway.
The online monitoring system for the inclination of the power transmission line tower further comprises a display module consisting of a display screen, an alarm module consisting of a warning lamp and a loudspeaker and a handheld terminal, wherein an inspector can directly access the power transmission line state monitoring platform through the handheld terminal to monitor the inclination angle state of the power transmission line tower in real time, and the handheld terminal can be special terminal equipment, personal computer, mobile phone and the like; the display module and the alarm module are respectively electrically connected with the computer module device.
Furthermore, the online monitoring system for the inclination of the power transmission line tower further comprises a rainfall sensor 4 and an air speed and wind direction sensor 5 which are fixedly installed on the bottom layer cross arm 3, and the rainfall sensor 4 and the air speed and wind direction sensor 5 are connected with the wireless data transmission base station 6-2 through a wireless network.
A method for online monitoring the inclination of a power transmission line tower comprises the following steps:
After the installation is finished, information such as the ID and the installation address of each tower inclination sensor 2 is configured into the power transmission line state detection platform. And distributing the configured sensors to the application scene of the power transmission line, and constructing a sensor information model and a model tree. And uploading the application scene two-dimensional graph to a power transmission line state detection platform, and arranging sensor nodes on the two-dimensional graph. And simultaneously, the rainfall sensor 4, the ID of the wind speed and direction sensor 5 and the installation address are associated with each tower inclination sensor 2.
The tower inclination sensor 2 of the sensing module detects the inclination angles of the iron tower on the x axis and the y axis, and wirelessly transmits the inclination angle and the inclination direction data of the iron tower and the ID of the corresponding tower inclination sensor 2 to the corresponding wireless data transmission base station 6-2 of the aggregation forwarding base station device 6, and meanwhile, the rainfall sensor 4 and the wind speed and direction sensor 5 send out the detected information such as rainfall, wind power, ID and the like to the wireless data transmission base station 6-2; and the wireless data transmission base station 6-2 analyzes the received data and wirelessly transmits the analyzed data to the power transmission line state detection platform of the master station system layer.
And 3, storing data, namely after receiving the data sent by the wireless data transmission base station 6-2, the power transmission line state detection platform of the master station system layer respectively stores the data under corresponding folders of the tower inclination sensor 2.
And the computer of the power transmission line state detection platform starts to process the received data.
Firstly, setting the alarm threshold values of No. 1 and No. 2 tower inclination sensors 2 as D1, the alarm threshold values of No. 3 and No. 4 tower inclination sensors 2 as D2, and the alarm threshold values of No. 5 and No. 6 tower inclination sensors 2 as D3; the alarm threshold is half of the maximum inclination value allowed by the iron tower.
And drawing a curve chart of inclination trend change according to the received real-time data of each tower inclination sensor 2, and simultaneously comparing the data with corresponding warning threshold data.
When the inclination data M1 and M2 of the iron towers transmitted back by the No. 1 and No. 2 tower inclination sensors 2 of the same iron tower are both smaller than D1, the inclination data M3 and M4 of the iron towers transmitted back by the No. 3 and No. 4 tower inclination sensors 2 are both smaller than D2, and the inclination data M5 and M6 of the iron towers transmitted back by the No. 5 and No. 6 tower inclination sensors 2 are both smaller than D3, the whole iron tower is judged to be in a good state, and the system continues to work normally;
when the inclination data of the iron towers transmitted back by the inclination sensors 2 of the No. 1 and No. 2 pole towers of the iron tower are M1 and M2 which are greater than D1 and the inclination modes are consistent, the inclination data M3 and M4 of the No. 3 and No. 4 inclined iron towers are greater than D2, the inclination data M5 and M6 of the No. 5 and No. 6 inclined iron towers are also greater than D3, and the inclination modes of the iron towers measured by the inclination sensors 2 of 6 pole towers are consistent, the fact that the whole iron tower is in danger of toppling is judged.
When the inclination data M5 and M6 of the iron towers transmitted back by the inclination sensors 2 of the iron towers No. 5 and No. 6 are both larger than D3 and the inclination modes are consistent, the inclination data M1 to M4 of the iron towers transmitted back by the inclination sensors 2 of the iron towers No. 1 to No. 4 are all normal, namely M1 and M2 are both smaller than D1, and M3 and M4 are both smaller than D2, the upper parts of the iron towers are judged to be broken or damaged; if the inclination data of the iron towers returned by the inclination sensors 2 of the 5 # and 6 # iron towers are larger than the inconsistency of the inclination modes of the D1 and the inclination data of the iron towers returned by the inclination sensors 2 of the 1 # to 4 # iron towers are normal, the upper parts of the iron towers are judged to be distorted.
When the inclination data M3 and M4 of the iron towers transmitted back by the No. 3 and No. 4 tower inclination sensors 2 are both larger than D2, the inclination data M5 and M6 of the No. 5 and No. 6 tower inclination sensors are both larger than D3, the inclination directions of the No. 3 to No. 6 tower inclination sensors 2 are consistent, and the inclination data of the iron towers transmitted back by the No. 1 and No. 2 tower inclination sensors 2 of the iron towers are both normal, namely M1 and M2 are both smaller than D1, the middle-upper part of the iron tower is judged to be broken; if the inclination directions of the No. 3 to No. 6 tower inclination sensors 2 are consistent, the middle upper part of the iron tower is judged to be distorted;
when any one pair or more than one pair of iron tower inclination data in the three pairs of pole tower inclination sensors 2 of No. 1 and No. 2, No. 3 and No. 4, No. 5 and No. 6 occur violent change containing more than alarm threshold value, namely the inclination data of any one pair or more than one pair of iron tower inclination data in the three pairs of pole tower inclination sensors 2 reaches or continuously exceeds twice of the corresponding alarm threshold value, the iron tower is judged to overturn.
When the data of the 6 tower inclination sensors 2 are normal, the system predicts the tower which is possibly dangerous according to the inclination trend change curve and carries out early warning.
When the risk that the iron tower is inclined or possibly inclined, distorted, broken and the like is judged to appear, an alarm is immediately sent through the warning lamp and the loudspeaker, information of the iron tower which is in danger is displayed on the display screen, the information comprises the position of the iron tower where the alarm appears/the installation position of the tower inclination sensor 2, the ID of the 6 tower inclination sensors 2, the alarm value and the change trend, the alarm type and relevant weather information including rainfall, wind power, temperature information and the like, and meanwhile, the alarm is sent through the handheld terminal to remind relevant workers. The staff judges the reason of the alarm by combining the rainfall, wind power information, the temperature condition at the time and the like, such as uneven tension of lines at two sides, sinking of foundation caused by heavy rain, freezing rain damage and the like;
and the received data is counted, wherein the data comprises the total amount of data returned by each tower inclination sensor 2, the data amount which does not reach an alarm threshold value, the data amount which reaches or exceeds the alarm threshold value, corresponding rainfall, wind power and other information, statistical graphs such as pie charts are automatically drawn according to the statistical data, and various statistical reports are provided.
The platform provides a unified data comprehensive display interface to be displayed on the display screen, so that important information of the power transmission line and the transformer substation can be quickly, conveniently, visually and effectively checked, and related real-time data pictures of production and operation can be displayed.
The platform can dynamically display data in multiple angles and layers. The platform can provide various conventional query browsing, report statistics and curve analysis functions for the integrated data, and the data display and interaction support an object-oriented mode, so that the curve analysis can be directly converted from statistical query. The platform provides common basic graphic reports including daily operation historical data, multi-month operation historical data, multi-year historical data, trend analysis graphs of various categories and the like. The user can utilize various reports provided by the system at the client. The displayed interface is modularized, and the user can customize the display content and the display style concerned by the user.
When no warning information exists, a desktop on a display screen or a dialog box for a user to call production and viewing data is displayed; when warning information exists, the platform can automatically pop up a warning information dialog box on the display screen, wherein the dialog box comprises the installation position, the ID, the warning numerical value, the warning type and the related weather information of the iron tower position/tower inclination sensor 2, and meanwhile, the platform starts a warning lamp to light up, and a loudspeaker gives out an alarm.
Claims (10)
1. An online monitoring system for the inclination of a power transmission line iron tower comprises a terminal layer and a master station centralized control layer which are connected through a network; the method is characterized in that: the terminal layer comprises a sensing module device and an information forwarding module device which are connected with each other through a network; the master station system layer comprises a switch module device and a computer module device which are sequentially connected through a network; the switch module device is connected with the information forwarding module through a network.
2. The on-line monitoring system for the inclination of the iron tower of the power transmission line according to claim 1 is characterized in that: the information forwarding module is a convergence forwarding base station device (6) and comprises a protective shell (6-1), a wireless data transmission base station (6-2), a controller (6-4) and a battery pack (6-3), wherein the wireless data transmission base station, the controller (6-4) and the battery pack are fixedly installed in the protective shell; the battery pack (6-3) and the wireless data transmission base station (6-2) are respectively and electrically connected with the controller.
3. The on-line monitoring system for the inclination of the iron tower of the power transmission line according to claim 1 or 2, characterized in that: the system also comprises a handheld terminal connected with the master station layer network.
4. The on-line monitoring system for the inclination of the iron tower of the power transmission line according to claim 3 is characterized in that: the sensing module comprises six tower inclination sensors (2) from No. 1 to No. 6, and the tower inclination sensors (2) from No. 1 and No. 2 are respectively arranged on bottom layer cross arms (3) which are axially symmetrical with each other; the No. 3 and No. 4 tower inclination sensors (2) are arranged at the height H1 of the iron tower from the ground in a central symmetry manner; the No. 5 and No. 6 tower inclination sensors (2) are arranged at the height H2 of the iron tower from the ground in a central symmetry manner; both H1 and H2 are greater than the height of the bottom cross arm, and H2 is greater than H1.
5. The on-line monitoring system for the inclination of the iron tower of the power transmission line according to claim 4 is characterized in that: and the X axis of the tower inclination sensor (2) points to the large-size side of the line.
6. The on-line monitoring system for the inclination of the iron tower of the power transmission line according to claim 5 is characterized in that: the sensing module further comprises a rainfall sensor (4) and an air speed and wind direction sensor (5) which are respectively in network connection with the information forwarding module.
7. An on-line monitoring method for the inclination of an iron tower of a power transmission line is characterized by comprising the following steps:
step one, modeling sensor configuration;
step two, data detection and transmission, wherein the terminal layer transmits the detected data iron tower inclination data and rainfall, wind speed and wind direction information to the master station layer;
step three, storing data, namely storing the data under corresponding tower inclination sensor folders by the master station layer after receiving the data sent by the wireless data transmission base station;
step four, data processing and early warning are carried out, the power transmission line state detection platform of the main station layer compares the received inclination data of the iron tower with a set warning threshold value, if the inclination data of the iron tower is larger than the warning threshold value, warning information is sent out, and if not, the warning information is not sent out;
displaying data, wherein when no warning information exists, a display screen displays a desktop or a dialog box for a user to call and watch the data; when the alarm information exists, an alarm information dialog box can be automatically popped up on the display screen.
8. The on-line monitoring method for the inclination of the iron tower of the power transmission line according to claim 7, characterized in that: the data processing and early warning of the fourth step specifically comprises,
step 401, setting the alarm threshold values of No. 1 and No. 2 tower inclination sensors (2) as D1, the alarm threshold values of No. 3 and No. 4 tower inclination sensors (2) as D2 and the alarm threshold values of No. 5 and No. 6 tower inclination sensors (2) as D3 on a power transmission line state detection platform of a main station layer;
step 402, the power transmission line state detection platform retrieves stored iron tower inclination data M1 and M2 returned by the No. 1 and No. 2 tower inclination sensors (2), and iron tower inclination data M3 and M4 returned by the No. 3 and No. 4 tower inclination sensors (2), and iron tower inclination data M5 and M6 returned by the No. 5 and No. 6 tower inclination sensors (2); drawing a curve graph of inclination trend change according to the real-time data of each tower inclination sensor (2), and simultaneously comparing the data with corresponding warning threshold data;
step 403, if both M1 and M2 are smaller than D1, both M3 and M4 are smaller than D2, and both M5 and M6 are smaller than D3, judging that the whole iron tower is in a good state;
step 404, if the M1 and the M2 are larger than the D1, the M3 and the M4 are both larger than the D2, the M5 and the M6 are both larger than the D3, and the inclination directions are consistent, the iron tower is judged to have a dumping danger, and warning information is sent; if the M5 and the M6 are both larger than D3 and have consistent inclination directions, meanwhile, the M1 and the M2 are both smaller than D1, and the M3 and the M4 are both smaller than D2, the upper part of the iron tower is judged to be broken or damaged; if both M5 and M6 are larger than D3, and when the inclination directions are inconsistent, both M1 and M2 are smaller than D1, and both M3 and M4 are smaller than D2, the upper part of the iron tower is judged to be distorted, and warning information is sent out; if M3 and M4 are both larger than D2, M5 and M6 are both larger than D3, the inclination directions are consistent, and M1 and M2 are both smaller than D1, the upper middle part of the iron tower is judged to be broken off to generate alarm information; if more than one pair of any one of the three pairs of data of M1, M2, M3, M4, M5 and M6 reaches or continuously exceeds twice of the corresponding alarm threshold value, the iron tower is judged to overturn, and alarm information is sent out;
and 405, counting the received data, and automatically drawing a statistical chart and a statistical report according to the statistical data.
9. The on-line monitoring method for the inclination of the iron tower of the power transmission line according to claim 7, characterized in that: the step one sensor configuration modeling specifically comprises the step of configuring information such as the ID, the installation address and the like of each tower inclination sensor (2) into platform software; and distributing the configured sensors to the application scene of the power transmission line, and constructing a sensor information model and a model tree.
10. The on-line monitoring method for the inclination of the iron tower of the power transmission line according to claim 9, characterized in that: and the alarm information dialog box in the fifth step comprises the installation position, the ID, the alarm numerical value, the alarm type, the rainfall and the wind speed and direction of the alarm iron tower position/tower inclination sensor (2).
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