CN111146866A - Power transmission channel control method - Google Patents
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- H—ELECTRICITY
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- 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
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- 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
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- 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
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- 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
- Y04S40/124—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 wired telecommunication networks or data transmission busses
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Abstract
The invention discloses a power transmission channel control method, which comprises the following steps: the method comprises the steps of collecting laser point cloud data, cruise image data and video data shot by video equipment arranged on a transmission tower of a transmission channel, and modeling a three-dimensional model of the transmission channel based on a laser point cloud data line, wherein the three-dimensional model comprises a meteorological model established based on meteorological data; and inputting the operation and inspection data to the three-dimensional model for data storage, fusion, calculation and analysis, wherein the three-dimensional model realizes active early warning of the power transmission video image based on the cruise image data and the video data, and the three-dimensional model dynamically analyzes and calculates sag, windage yaw and tower stress based on the laser point cloud data and the cruise image data.
Description
Technical Field
The invention belongs to the technical field of power transmission line control, and particularly relates to a power transmission channel control method.
Background
In recent years, with continuous production of national grid direct-current projects, situations that direct-current transmission lines and alternating-current transmission lines share channels in a grid become more and more common, lines in the transmission channels of the grid are densely arranged, and key transmission channels with large loads and power transmission channels concentrated in a small narrow and long area appear in each province. These critical pathways are at risk of large grid accidents due to local disasters. How to ensure the safe and stable operation of the key power transmission channel becomes the basis for guaranteeing the power consumption requirements of users in various regions, and is also the important factor in the safety production of national grid companies.
At present, each relevant unit of a national power grid has established a management and control system which integrates professional system data such as a PMS system, an OMS system, a video online monitoring system and the like. In the management and control system, line field videos shot by video equipment installed on a transmission tower and line inspection images obtained by a helicopter, an unmanned aerial vehicle, a line inspection robot and manual inspection are combined with an image processing and analyzing technology to perform data fusion and analysis, and the management and control system is one of important technical means for performing real-time monitoring and early warning on the environment of a transmission channel. However, due to the fact that the intelligent application levels of the management and control system are different, a large amount of real-time data and information of video and image monitoring still need to be identified manually, and the working difficulty of human resources is greatly increased. Meanwhile, the number of national power grid transmission channels increases year by year in recent years, and the number of corresponding management and control personnel is increased slowly, so that the traditional management and control mode is challenged. How to utilize intelligent management and control means to guarantee precision and speed to the detection of passageway fault, effectively improve passageway environment prediction early warning precision to guarantee the abundant safety of key passageway, become one of the difficult problems that need to solve in the key transmission line management and control process of national grid.
The alternating current and direct current loops in the key power transmission channel environment are densely and complexly distributed, so that the identification and tracking of dangerous sources in the channel are more difficult than those of a common power transmission channel; meanwhile, the key power transmission channel needs to perform 'six-prevention' work including lightning protection, external damage (such as mountain fire protection, construction damage and tree (bamboo) line discharge protection), pollution flashover prevention, bird damage prevention, ice coating prevention and wind deflection prevention in real time, if the key power transmission channel is placed in the unified management of a power grid management and control system, the key power transmission channel management and control efficiency is low, and early warning in advance of faults can not be realized, so that an intelligent analysis and control method based on the operation characteristics of the key power transmission channel is urgently needed.
The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is already known in this country to a person of ordinary skill in the art.
Disclosure of Invention
The technical background of the patent is based on a cross-asset, cross-voltage grade and cross-department three-span management and control mechanism, and provides an intelligent analysis and control method specially suitable for key power transmission channels. The method integrates an intelligent image processing technology, a channel defect detection technology and an accurate key channel meteorological model, and can maximize the management and control efficiency of the key power transmission channel.
The invention aims to realize the purpose through the following technical scheme, and the power transmission channel control method comprises the following steps:
in the first step, laser point cloud data, cruising image data and video data shot by video equipment arranged on a transmission tower of a transmission channel are collected,
in the second step, a three-dimensional model of the power transmission channel is modeled based on the laser point cloud data line, wherein the three-dimensional model comprises a meteorological model established based on meteorological data;
and in the third step, inputting the operation and inspection data into the three-dimensional model for data storage, fusion, calculation and analysis, wherein the three-dimensional model realizes active early warning of the power transmission video image based on the cruise image data and the video data, and the three-dimensional model dynamically analyzes and calculates sag, windage yaw and tower stress based on the laser point cloud data and the cruise image data.
In the method, in a first step, laser point cloud data is laser LiDAR point cloud data.
In the method, in a first step, cruise image data is acquired by a regular helicopter and/or an unmanned aerial vehicle three-dimensional cruise.
In the method, in the second step, the three-dimensional model comprises a slope analysis unit, a submergence analysis unit and a section map generation unit, and the three-dimensional model realizes station line query positioning, data space statistics, cross analysis and flight browsing based on a 15m image, 30mDEM data and a vector element electronic map.
In the method, the meteorological model is verified through meteorological data integrated with the aerial platform on the ground.
According to the method, a control part and a control system for controlling the power transmission channel are established, wherein the control system comprises a lightning protection center, an ice coating and mountain fire center and a numerical meteorological center, the lightning protection center, the ice coating and mountain fire center and the numerical meteorological center are respectively interacted with meteorological model data, and the control part receives data of the control system and analyzes the data with big data.
According to the method, the control system further comprises a road mechanics center, a short circuit resistance calculation center and a galloping calculation center, the control system acquires real-time data to detect the highway, the railway, the sag and the galloping, the detection data are matched with the laser point cloud data and compared and analyzed, the precision is improved through repeated iteration, and three-dimensional measurement and active early warning of the power transmission channel space are achieved. .
In the method, the control part comprises a process control center for process control, a control information collection center for information collection, a command coordination center for command coordination and an early warning study and judgment center for early warning study and judgment.
In the method, in the second step, the three-dimensional model is formed by three-dimensional GIS modeling.
In the third step, the three-dimensional model receives data storage, fusion, calculation and analysis of operation and inspection data of a PMS2.0 system, an OMS system, a numerical weather forecasting system, a state monitoring system, a thunder/forest fire/icing early warning system and a video online monitoring system so as to carry out fault analysis, state prediction and evaluation and risk early warning.
Compared with the prior art, the invention has the following advantages:
the invention relates to a key power transmission channel intelligent, informatization and visual management and control optimization method based on a three-span management and control mechanism. By optimizing the management and control mechanism, the key power transmission channel management and control implements a cross-asset, cross-voltage grade and cross-department three-span management and control mechanism, all management and control tasks from primary workers to middle managers and then to high-level decision makers are divided into work in a unified way, and the management and control tasks are regulated and responsible to people. The key power transmission channel controls a subordinate cruise center, regular helicopter/unmanned aerial vehicle three-dimensional cruise of the key power transmission channel is realized, the body defect and the channel defect of the key power transmission channel can be effectively found, and the three-dimensional reconstruction of the key power transmission channel is realized by utilizing a laser LiDAR point cloud data line; the method comprises the steps that a key power transmission channel manages and controls a lightning protection center, an ice and forest fire center and a numerical meteorological center under the jurisdiction, meteorological elements influencing the accuracy of an analysis model of the key power transmission line are researched, a meteorological model aiming at the key power transmission channel is established by utilizing a parameter modeling technology, and the meteorological model of the power transmission line is verified through meteorological data integrated by the ground and an aviation platform; the method comprises the steps that a key power transmission channel manages and controls a line mechanical center, a short-circuit resistance calculation center and a galloping calculation center under the jurisdiction, real-time data are obtained, detection of an expressway, a railway, sag and galloping is achieved through related algorithms, detection data are matched with laser point cloud data and are subjected to contrastive analysis, precision is improved through repeated iteration, and three-dimensional measurement of a key power transmission channel space and safety early warning under a corresponding management and control standard are achieved.
The invention promotes the data fusion mode of the key transmission channel management and control system to be changed from a manual driving mode to a data driving mode, and the operation and inspection big data of professional system data such as a PMS2.0 system, an OMS system, a numerical weather forecast system, a state monitoring system, a thunder/forest fire/icing early warning system, a video online monitoring system and the like are accessed into the key transmission channel operation and inspection intelligent analysis and control system to synchronously store, fuse, calculate and analyze the data. And realize the high-level application of management and control such as fault analysis, state prediction and evaluation, risk early warning and the like driven by data. The data processing efficiency and the operation and inspection data capacity can be greatly improved by the data-driven management and control big data fusion mode. Finally, the control force of the state of the equipment is improved, and the comprehensive state analysis from an information island to a platform is realized, the active prediction early warning from after response to before prevention and the accurate fault pre-judging function from artificial experience to intelligent analysis are realized. The command system of the key power transmission channel management and control system is evolved from a decentralized command mode to an intensive command mode, a 24-hour duty system needs to be established by the key power transmission channel management and control center, and meanwhile, a management and control information collection center, a process management and control center, an early warning research and judgment center and a management and control system command coordination center are established under jurisdiction, so that the control content is accurately divided into work, the management and control command efficiency is improved, then, the management and control big data are transmitted to the management and control center to carry out big data analysis work, the analysis result is transmitted to a state evaluation center, and managers in each layer can obtain comprehensive information of the operation and inspection work. Finally, the management penetration of the transportation and inspection is improved, and the management and control accuracy upgrading of one-line through management and control depth upgrading of panoramic field visual one-key-to-end management and lean operation management and the management and control intensity upgrading of integrated operation of efficient command and decision are realized. The invention realizes intelligent big data analysis in the key power transmission channel management and control system, and can realize mass data parallel computation, data mining and effective data model establishment by relying on a big data platform through an intelligent big data analysis mode. Finally, the key power transmission channel management and control system is helped to realize comprehensive state analysis, active prediction early warning and accurate fault study and judgment, so that the equipment state management and control force is improved. Through an intelligent management and control command system, accurate and efficient process management and control, information collection, command coordination, early warning study and judgment can be realized on the key power transmission channel management and control, and finally the management and control system is helped to realize observable panoramic site, lean operation management and efficient command decision, so that the transportation and inspection management penetration is improved. The intelligent command system and the data fusion mode can promote the construction of the power grid operation inspection intelligent analysis and control system, and finally realize the intelligent operation inspection system which takes the modern information technology of 'cloud object moving intelligence' as support, aims to ensure the safe operation of power grid equipment and improve the efficiency and the benefit of operation inspection, has the functions of self and environment perception, active prediction early warning, auxiliary diagnosis decision making and intensive operation inspection control, and realizes the operation inspection service and the intelligent operation inspection system of management informatization, automation, intelligent technology, equipment and a platform.
Drawings
Various other advantages and benefits of the present invention will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. Also, like parts are designated by like reference numerals throughout the drawings.
In the drawings:
fig. 1 is a schematic diagram of the steps of a power transmission channel control method according to an embodiment of the invention;
fig. 2 is a schematic flow diagram of a method of implementing power transmission channel control in accordance with one embodiment of the present invention;
FIG. 3 illustrates the run-in data being stored, fused, computed and analyzed to the three-dimensional model;
FIG. 4 illustrates three-dimensional model reconstruction matching;
FIG. 5-1 illustrates a "three span" section panoramic effect map of a power transmission channel;
FIG. 5-2 illustrates a thunderbolt slope analysis and cross-distance calculation;
fig. 6 illustrates the fusion, calculation and analysis of the transmission line for fault analysis, state prediction and evaluation, and risk early warning.
The invention is further explained below with reference to the figures and examples.
Detailed Description
Specific embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While specific embodiments of the invention are shown in the drawings, it should be understood that the invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
It should be noted that certain terms are used throughout the description and claims to refer to particular components. As one skilled in the art will appreciate, various names may be used to refer to a component. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. The description which follows is a preferred embodiment of the invention, but is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the scope of the invention. The scope of the present invention is defined by the appended claims.
For the purpose of facilitating understanding of the embodiments of the present invention, the following description will be made by taking specific embodiments as examples with reference to the accompanying drawings, and the drawings are not to be construed as limiting the embodiments of the present invention.
For better understanding, fig. 1 is a schematic diagram of steps of a power transmission channel control method according to an embodiment of the present invention, and as shown in fig. 1, a power transmission channel control method includes the steps of:
in a first step S1, laser point cloud data of a power transmission channel, cruise image data, and video data photographed by a video device installed on a power transmission tower of the power transmission channel are collected,
in the second step S2, modeling a three-dimensional model of the power transmission channel based on the laser point cloud data line, wherein the three-dimensional model includes a meteorological model established based on meteorological data;
and in a third step S3, inputting the operation and inspection data into the three-dimensional model for data storage, fusion, calculation and analysis, wherein the three-dimensional model realizes active early warning of the power transmission video image based on the cruise image data and the video data, and the three-dimensional model dynamically analyzes and calculates sag, windage yaw and tower stress based on the laser point cloud data and the cruise image data.
It should be noted that "fusion" refers to comparing tower load capacity (i.e., a permitted span concept commonly used in power design) in the operation and inspection data with information (such as a terrain, a height difference angle, and the like) in a three-dimensional model (an actual span can be obtained), so as to obtain an "actual" design margin of the tower, which is different from the design margin in the prior art;
the analysis means that on the basis of the actual design margin, the possibility of risk occurrence of the tower is analyzed after the use margin and the design safety factor are considered.
The active early warning is a method for formulating a risk early warning scheme and sending risk warning to a special person according to different risk degrees, wherein the risk degrees are arranged in the model and can be divided into different threshold values according to requirements, such as general, severe and urgent degrees. The software system using the model can trigger an alarm according to a set threshold value.
In a preferred embodiment of the method, in a first step S1, the laser point cloud data is laser LiDAR point cloud data.
In a preferred embodiment of the method, in a first step S1, the cruise image data are acquired by periodic helicopter and/or drone stereo cruise.
In a preferred embodiment of the method, in the second step S2, the three-dimensional model includes a slope analysis unit, a flooding analysis unit, and a profile generation unit, and the three-dimensional model implements station line query and positioning, data space statistics, intersection analysis, and flight browsing based on a 15m image, 30mDEM data, and a vector element electronic map. It should be noted that, in the cross-over analysis, on the basis of solving the wire sag through the catenary equation and the line state equation in the prior art, the present disclosure additionally combines the height of the line, tree, railway or other line below the wire to obtain the clearance (the clearance is a term in the prior art for judging the discharging possibility of the line) to analyze the safety therein.
In a preferred embodiment of the method, the meteorological model is verified by means of meteorological data integrated on the ground with an airborne platform.
In a preferred embodiment of the method, a control part and a control system for controlling the power transmission channel are established, wherein the control system comprises a lightning protection center, an ice and forest fire center and a numerical meteorological center, the lightning protection center, the ice and forest fire center and the numerical meteorological center interact with meteorological model data respectively, and the control part receives data of the control system and analyzes the data with big data.
In a preferred embodiment of the method, the control system further comprises a road mechanics center, a short circuit resistance calculation center and a galloping calculation center, the control system acquires real-time data to detect the highway, the railway, the sag and the galloping, the detection data is matched with the laser point cloud data and is subjected to contrastive analysis, the precision is improved through repeated iteration, and three-dimensional measurement and active early warning of the power transmission channel space are achieved. It should be noted that "matching" refers to corresponding data obtained online with laser point cloud data, so that an object depicted by the laser point cloud becomes a software object with a specifiable feature, and further analysis can be performed according to the software object, and the analysis content includes texture characteristics and the like.
In a preferred embodiment of the method, the control part includes a process control center for process control, a control information collection center for information collection, a command coordination center for command coordination, and an early warning study and judgment center for early warning study and judgment.
In a preferred embodiment of the method, in a second step S2, the three-dimensional model is formed by three-dimensional GIS modeling.
In a preferred embodiment of the method, in a third step S3, the three-dimensional model receives operation and inspection data storage, fusion, calculation and analysis of the PMS2.0 system, the OMS system, the numerical weather forecast system, the state monitoring system, the lightning/mountain fire/icing early warning system and the video online monitoring system to perform fault analysis, state prediction and evaluation, and risk early warning. It should be noted that in the present disclosure, the fusion referred to herein means that data from the above different systems are associated with tower numbers, and relevant data are assigned to corresponding segments (the segments are continuous lines with the same characteristics, and belong to the existing concept, but the present disclosure has been newly assigned); the fault analysis refers to the fault possibility, and mainly comprises the calculation and comparison of actual numerical values of partial lightning, icing, wind speed and the like, and mainly compares the design capacity of a line with the disaster occurrence degree; the state prediction and evaluation is a process of evaluating the risk brought by the weather based on the design value derived by PMS2.0, and according to the risk results, an alarm can be sent to a manager.
To further understand the present invention, in one embodiment, referring to fig. 2, the control method of the present invention may include the following steps,
construction and development plan for defining key power transmission channel management and control system
After the mechanism composition, the control system and the working mechanism of the key power transmission channel part are determined, the key power transmission channel control part and the corresponding control system are established in a comprehensive mode, and relevant standard standards are compiled.
Completing three-dimensional GIS modeling of power transmission channel
The system is independently responsible for completing parametric modeling of the power transmission line, displaying of laser point cloud and cruise data, developing a special system interface and realizing an active early warning function of a power transmission video image. The parametric modeling of the power transmission line comprises three-dimensional GIS modeling and development of a three-dimensional GIS analysis tool. The key power transmission channel needs to be built into a three-dimensional line by adopting parametric modeling.
Tool for developing three-dimensional GIS
And finishing warehousing display of 15m images, 30m DEM data and vector element electronic maps of the key power transmission channels, and realizing functions of station line query positioning, data space statistics, cross analysis, flight browsing and the like. According to the analysis requirement of the operation and inspection three-dimensional data, the three-dimensional GIS analysis tool has the functions of gradient analysis, inundation analysis, section diagram generation and the like.
Display function for realizing laser point cloud and navigation data
The method completes the collection of critical and serious defect data and related pictures of key power transmission line corridor channels, crossing points, concerned high-density and high-precision point laser point cloud data, and navigation patrol processing, and provides data support for the operation and inspection personnel to carry out dynamic analysis and calculation such as sag, windage yaw, tower stress and the like.
Developing a specialized management and control system interface
And a data interface group is specially established, responsible persons are respectively implemented on each professional system, and the data interface group is responsible for data interface communication and development work, interface debugging and data access work must be completed for each related system, so that the operation and inspection big data of the key power transmission channel can be smoothly accessed into a specially-set management and control page.
Active early warning function for realizing power transmission video image
The video equipment installed on the existing transmission tower is utilized, an image processing and analyzing technology is combined, the active early warning function of the transmission video image is achieved, the large data of the transmission video image are implemented into a control system of a key transmission channel part through a specially developed interface, the deep fusion with other professional systems is achieved, and the equipment state control force is improved.
The invention provides an optimization scheme aiming at a key power transmission channel control system in the aspect of management and control mechanism optimization. The scheme integrates an intelligent image processing technology, a channel defect detection technology and an accurate key channel meteorological model, breaks through information island dilemma and operation and inspection professional multi-source system data by means of information technologies such as 'cloud object moving intelligence', supports real-time sensing, online detection, scientific early warning, intelligent diagnosis and operation and inspection resource optimization integration of key power transmission channel environment and equipment by means of equipment state panorama, data analysis automation and the like, provides comprehensive multi-dimensional data support for key power transmission channel management and control work, and achieves the management and control target of improving equipment state management and control force and operation and inspection management penetrating force. The invention can be applied to the daily work of a transportation and management department, and can greatly improve the working efficiency, reduce human errors, raise the management level and the economic benefit.
The following tables 1, 2 are used for understanding the invention:
TABLE 1 helicopter patrol function
TABLE 2 three-dimensional operating function and description
Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments and application fields, and the above-described embodiments are illustrative, instructive, and not restrictive. Those skilled in the art, having the benefit of this disclosure, may effect numerous modifications thereto without departing from the scope of the invention as defined by the appended claims.
Claims (10)
1. A power transmission channel control method, the method comprising:
in the first step (S1), laser point cloud data of a power transmission channel, cruise image data and video data shot by a video device installed on a power transmission tower of the power transmission channel are collected,
in a second step (S2), modeling a three-dimensional model of the power transmission channel based on the laser point cloud data line, wherein the three-dimensional model includes a meteorological model established based on meteorological data;
and in the third step (S3), inputting the operation and inspection data into the three-dimensional model for data storage, fusion, calculation and analysis, wherein the three-dimensional model realizes active early warning of the power transmission video image based on the cruise image data and the video data, and the three-dimensional model dynamically analyzes and calculates sag, windage yaw and tower stress based on the laser point cloud data and the cruise image data.
2. The method of claim 1, wherein, in a preferred first step (S1), the laser point cloud data is laser LiDAR point cloud data.
3. The method according to claim 1, wherein, in a first step (S1), the cruise image data are acquired by periodic helicopter and/or drone stereo cruise.
4. The method of claim 1, wherein in the second step (S2), the three-dimensional model comprises a grade analysis unit, a flooding analysis unit and a profile generation unit, and the three-dimensional model implements station line query positioning, data space statistics, intersection analysis, flight browsing based on 15m images, 30m DEM data, vector element electronic maps.
5. The method of claim 1, wherein the meteorological model is verified via ground-based meteorological data integrated with an airborne platform.
6. The method according to claim 1, wherein a control part and a control system for controlling the power transmission channel are established, wherein the control system comprises a lightning protection center, an ice and forest fire center and a numerical meteorological center, the lightning protection center, the ice and forest fire center and the numerical meteorological center respectively interact with meteorological model data, and the control part receives data of the control system and analyzes the data with big data.
7. The method according to claim 6, wherein the management and control system further comprises a road mechanics center, a short circuit resistance calculation center and a galloping calculation center, the management and control system acquires real-time data to detect the highway, the high-speed railway, the sag and the galloping, the detection data is matched with the laser point cloud data and is subjected to comparative analysis, and the precision is improved through repeated iteration, so that three-dimensional measurement and active early warning of the power transmission channel space are realized.
8. The method according to claim 6, wherein the management section includes a process management center for process management, a management information collection center for information collection, a command coordination center for command coordination, and an early warning study center for early warning study.
9. The method of claim 1, wherein in the second step (S2), the three-dimensional model is formed by three-dimensional GIS modeling.
10. The method as claimed in claim 1, wherein in the third step (S3), the three-dimensional model receives operation data storage, fusion, calculation and analysis of the PMS2.0 system, the OMS system, the numerical weather forecast system, the condition monitoring system, the lightning/mountain fire/icing early warning system and the video online monitoring system for fault analysis, condition prediction and evaluation, risk early warning.
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