CN114783081A - Power transmission network inspection method and device, computer equipment and storage medium - Google Patents
Power transmission network inspection method and device, computer equipment and storage medium Download PDFInfo
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- CN114783081A CN114783081A CN202210461480.6A CN202210461480A CN114783081A CN 114783081 A CN114783081 A CN 114783081A CN 202210461480 A CN202210461480 A CN 202210461480A CN 114783081 A CN114783081 A CN 114783081A
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/20—Checking timed patrols, e.g. of watchman
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
Abstract
The embodiment of the invention discloses a power transmission network inspection method, which comprises the following steps: in the coverage range of the optical network, if the wireless network exists, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or transmitted to the wireless network based on the optical network; if no wireless network exists, erecting a phased array antenna on a power transmission line tower in the coverage range of the optical network, and transmitting the acquired routing inspection data to the wireless network based on the phased array antenna; if the wireless network exists outside the coverage area of the optical network, the routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network; if the wireless network does not exist, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired patrol data to the wireless network based on the phased array antenna and/or the omnidirectional antenna; the wireless network receives the polling data and transmits the polling data to the monitoring center. The application realizes timely acquisition of inspection data through the full coverage of the power transmission network. Furthermore, an apparatus, a computer device and a storage medium are proposed.
Description
Technical Field
The invention relates to the technical field of intelligent power grid communication, in particular to a power transmission grid inspection method, a power transmission grid inspection device, computer equipment and a storage medium.
Background
Traditional electric power is patrolled and examined mainly is the manual work and is patrolled and examined to manual record monitoring data, it is long to patrol the time at every turn, and intensity of labour is big, and personnel's quality requires highly. The mountainous area has a wide range of more transmission lines with severe environment or dangerous terrain, such as high altitude, high cold, high temperature, strong wind, rainy areas and the like; the underground cable tunnel is responsible for heavy duty, and has risks of long-distance personnel inspection underground, such as oxygen deficiency, flooding, fire and the like. The inspection personnel are relied to carry out inspection for a long time, the difficulty is higher, and the monitoring result is easy to make mistakes. The manual inspection has the obvious defects of high labor intensity, low working efficiency, dispersed detection quality, high management cost and the like, the detection result is closely related to the responsibility of an inspector, and the inspection omission and false inspection are easily caused by human negligence, so that hidden dangers are buried for power accidents.
In the digital economy era, the stable and safe operation of a power transmission line network is vital to the development of human society, most of pole tower lines of the power transmission network in the field of the wasteland are extremely easy to be damaged by external force, so that the influence of power interruption accidents caused by the external force is huge, and the traditional manual inspection mode cannot meet the management safety requirements of the existing intelligent power grid.
At present, in the power industry, most of monitoring points adopt network communication modes based on 4G, WIFI, EDGE and the like, and the network transmission capacity and the transmission timeliness cannot meet the requirements of artificial intelligent application. The application of monitoring the working condition of the overhead line of the power transmission network and monitoring the comprehensive working condition of the underground cable urgently needs safe and high-speed network support, and the all-weather monitoring and monitoring of the surrounding condition and environmental parameters of the power transmission line in the construction of the intelligent power grid are urgently needed, so that the power transmission line can operate in a visible and controllable mode.
Disclosure of Invention
In view of the above, it is necessary to provide a power transmission network inspection method, a device, a computer device and a storage medium.
In a first aspect, an embodiment of the present invention provides a power transmission network inspection method, where a power transmission network communication system is constructed based on an optical network, a wireless network, and a multi-stage array connection manner of antennas, and the method includes the following steps:
if a wireless network exists in an area within the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or is transmitted to the wireless network based on the optical network; if no wireless network exists in the area within the coverage area of the optical network, erecting a phased array antenna on a transmission line tower within the coverage area of the optical network, and transmitting the collected routing inspection data to the wireless network based on the phased array antenna;
if a wireless network exists in an area outside the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network optical network; if no wireless network exists in the area outside the coverage area of the optical network, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired routing inspection data to the wireless network based on the phased array antenna and/or the omnidirectional antenna;
the wireless network receives the polling data and transmits the polling data to the monitoring center.
In one embodiment, the wireless network transmits signals based on 5G communications.
In one embodiment, the method for constructing the phased array antenna at the end of the optical network coverage range and connecting the phased array antenna with the wireless network comprises the following steps:
based on a relay communication mode of the phased array antenna, the phased array antenna erected at the tail end of the optical network coverage area is connected with a wireless network; realizing wireless network coverage of an area within the sight distance of the phased array antenna through directional beams transmitted by the phased array antenna; and the polling data in the coverage range of the phased array antenna is transmitted to the wireless network bridge through the switch and then transmitted to the wireless network through the wireless network bridge.
In one embodiment, if no wireless network exists in an area outside the coverage area of the optical network, a phased array antenna and/or an omnidirectional antenna is erected, and collected routing inspection data are transmitted to the wireless network based on the phased array antenna and/or the omnidirectional antenna, and the method includes the following steps:
the method comprises the steps that an omnidirectional antenna is built on an electric power tower which is difficult to cover by an optical network, and the omnidirectional antenna is connected with a phased array antenna or/and a wireless network based on a mode of omnidirectional antenna relay communication; when the omnidirectional antenna is connected with the phased array antenna, the phased array antenna establishes network connection with the omnidirectional antenna through microwaves.
In one embodiment, in an area within the coverage area of the optical network, the routing inspection module of the cable tunnel acquires and monitors the temperature of the key equipment in real time in the optical network environment, and analyzes and diagnoses the temperature data of the key equipment by adopting one or more modes of temperature rise analysis, temperature rise comparison of similar or three-phase equipment and historical trend analysis, so as to realize the judgment and automatic alarm of equipment faults; the critical equipment includes a cable splice.
In one embodiment, the phased array antenna is a fixed phased array antenna or a mobile phased array antenna, the mobile phased array antenna comprising an onboard mobile phased array antenna; the phased array antenna is accessed to a wireless network through a gateway; the phased array antenna establishes a wireless communication link with the inspection module through microwaves; and in the moving process of the inspection module, the antenna wave beams of the phased array antenna automatically switch the angle so as to establish real-time communication connection with the inspection module.
In a second aspect, an embodiment of the present invention provides a monitoring center, an optical network module, a wireless network module, a phased array antenna module, and an omnidirectional antenna module; the optical network module is directly connected with the wireless network module, or the optical network module is connected with the wireless network module through the phased array antenna module; the omnidirectional antenna module is directly connected with the wireless network module; or the omnidirectional antenna module is connected with the wireless network module through the phased array antenna module.
In one embodiment, the power transmission network inspection device further comprises an inspection module; the inspection module is used for acquiring inspection data of the power transmission network, and the inspection data comprises power grid operation scheduling data, power transmission line working condition monitoring data, cable line working condition monitoring data and environmental parameters.
In a third aspect, an embodiment of the present invention provides a computer device, including a memory and a processor, where the memory stores a computer program, and when the computer program is executed by the processor, the processor is caused to execute the following steps:
if a wireless network exists in an area within the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or is transmitted to the wireless network based on the optical network; if no wireless network exists in the area within the coverage area of the optical network, erecting a phased array antenna on a transmission line tower within the coverage area of the optical network, and transmitting the collected routing inspection data to the wireless network based on the phased array antenna;
if a wireless network exists in an area outside the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network optical network; if no wireless network exists in the area outside the coverage area of the optical network, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired routing inspection data to the wireless network based on the phased array antenna and/or the omnidirectional antenna;
the wireless network receives the polling data and transmits the polling data to the monitoring center.
In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium, in which a computer program is stored, and when the computer program is executed by a processor, the processor is caused to execute the following steps:
if a wireless network exists in an area within the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or is transmitted to the wireless network based on the optical network; if no wireless network exists in the area within the coverage area of the optical network, erecting a phased array antenna on a power transmission line tower within the coverage area of the optical network, and transmitting the collected routing inspection data to the wireless network on the basis of the phased array antenna;
if a wireless network exists in an area outside the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network optical network; if no wireless network exists in the area outside the coverage area of the optical network, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired routing inspection data to the wireless network based on the phased array antenna and/or the omnidirectional antenna;
the wireless network receives the polling data and transmits the polling data to the monitoring center.
The embodiment of the invention has the following beneficial effects:
according to the method, the device, the computer equipment and the storage medium, the full coverage of a power grid network is realized by adopting a power grid inspection method combining an optical network, a wireless network and phased array antenna multi-stage array connection, all inspection data are transmitted to a monitoring center through the wireless network so as to realize full-line intelligent management, an intelligent power grid management platform can be supported to carry out real-time monitoring on specific parameters such as a power transmission line, an overhead line and an underground cable, the state of a high-voltage power transmission line running in a severe environment (a wild mountain area and an underground cable channel) can be monitored on line, and the running safety of the power transmission line and the transmission safety of power grid management data are ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Wherein:
fig. 1 is a schematic diagram of a power transmission network inspection device in one embodiment;
FIG. 2 is a diagram illustrating an internal structure of a computer device according to an embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A power transmission network inspection method is provided, a power transmission network communication system is constructed based on an optical network, a wireless network and an antenna multi-stage array connection mode, and the method comprises the following steps:
if a wireless network exists in an area within the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or transmitted to the wireless network based on the optical network; if no wireless network exists in the area within the coverage area of the optical network, erecting a phased array antenna on a power transmission line tower within the coverage area of the optical network, and transmitting the collected routing inspection data to the wireless network on the basis of the phased array antenna;
if a wireless network exists in an area outside the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network optical network; if no wireless network exists in the area outside the coverage area of the optical network, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired routing inspection data to the wireless network based on the phased array antenna and/or the omnidirectional antenna;
the wireless network receives the polling data and transmits the polling data to the monitoring center.
The optical network is an EPON network, the EPON network is a pure optical medium network, electromagnetic interference and lightning influence of external equipment are avoided, the fault rate of a line and the external equipment is reduced, the reliability of the system is improved, meanwhile, the maintenance cost is saved, and the EPON network is a long-term expected technology in the communication industry. Compared with an active system, the industrial EPON has the advantages of saving optical cable resources, sharing bandwidth resources, being high in network building speed, being low in comprehensive network building cost and the like. The optical network needs to be provided with optical fibers, can be used for collecting information of cable tunnels and the like, cannot cover overhead lines on the ground, but needs to pay attention to the overhead lines for online monitoring and routing inspection of the power transmission line, so that the full coverage of the network is realized in a mode of combining a wireless network with a phased array antenna and an omnidirectional antenna, and all routing inspection data is transmitted to a monitoring center through the wireless network. The phased array antenna has the advantages of simple structure, high speed, small volume, intellectualization, low cost, light weight, low power consumption, high efficiency, long distance, large bandwidth, low time delay, mobility, beam scanning, beam forming and the like, is not the second choice for wireless network extension by matching an optical network, and realizes the network coverage of a power transmission line corridor. The polling data of the power transmission network can be directly or indirectly transmitted to the wireless network, and the power monitoring center is used for counting and analyzing related data so as to support service applications such as intelligent power grid data acquisition, intelligent polling, intelligent control and the like.
In one embodiment, the patrol module comprises a convergence terminal; the fusion terminal comprises one or more of an SFP + optical port, an RJ45 electric port, an RS485 and an RS232 interface; and the fusion terminal and the monitoring center transmit the power grid information based on an edge calculation mode so as to realize the routing inspection of the power transmission network.
The integrated terminal has the functions of comprehensive acquisition and monitoring, integrates analog signal acquisition, switching value input, switching value output, counting and wireless data communication into a whole high-performance measurement and control device, and can be directly connected to analog signals, level signals, dry contacts, pulse signals and the like output by various sensors, standard transmitter signals, instruments and the like so as to be convenient for implementing distribution network measurement and control. The fusion terminal provides an SFP + optical port, an RJ45 electric port, an RS485 interface and an RS232 interface, can realize acquisition of analog signals, magnitude conversion, acquisition of digital signals and the like, and can adjust the storage period and the reporting period of data according to the requirements of the environment so as to realize comprehensive monitoring and edge intelligent multifunctional linkage of the power transmission network. The monitoring coverage expansion and edge calculation functions are realized based on the fusion terminal, the existing power grid transmission line assets are in linear layout, and the problem of multiple optical distribution in the traditional PON is difficult to solve. Therefore, the integrated terminal adaptive to the cable tunnel environment is adopted, the integrated terminal integrates an SFP + interface, can pass through a 10G SFP +40KM optical module, has a transmission rate of 9.95-10.3G, is a simplex LC interface, accords with SFP + MSA and 10G Ethernet standards, and has a transmission distance of up to 40 kilometers through single-mode optical fibers, so that the network communication capacity of underground cables can be flexibly extended, and the cable tunnel management of a power grid is the management of current-carrying capacity distribution, power flow scheduling, tunnel internal environment monitoring, access monitoring and the like. The network system based on the convergence terminal can realize the edge computing function in the cable tunnel, a 'dispatching order' is issued to the convergence terminal through the cloud platform monitoring center, and when network communication is interrupted suddenly, the convergence terminal can automatically perform task management according to the original 'dispatching order'. Because the fusion terminal is adopted to collect a large amount of data, the transmission capacity of the power transmission network communication system is greatly increased, and the data analysis and processing capacity of the monitoring center of the cloud platform is also greatly improved. Therefore, in an edge computing mode, after the collected data are subjected to preliminary analysis such as data change judgment and the like, the fusion terminal transmits the data to the monitoring center of the cloud platform and the like, and the monitoring center of the cloud platform and the like performs further data processing, so that the data transmission amount and frequency from the fusion terminal to the monitoring center of the cloud platform and the like are reduced, the transmission efficiency of a power transmission network communication system can be improved, the data analysis pressure of the monitoring center of the cloud platform and the like is reduced, and the energy consumption is reduced.
In one embodiment, the wireless network transmits signals based on 5G communications.
Among them, 5G communication has advantages of low latency, high-speed communication, and the like. Therefore, the wireless network of the embodiment transmits signals based on 5G communication. The power transmission network communication system is constructed based on an optical network, a wireless network and an antenna multistage array connection mode, the full coverage of the power transmission network communication network is achieved, the wireless network receives the routing inspection data of the power grid, transmits the routing inspection data to a monitoring center, monitors the power transmission network, and supports service applications such as intelligent power grid data acquisition, intelligent routing inspection, intelligent control and the like. And the information safety is ensured through the cooperative management and control of the 5G slicing network.
In one embodiment, if no wireless network exists in an area within the coverage area of the optical network, a phased array antenna is erected on a power transmission line tower within the coverage area of the optical network, and the acquired routing inspection data is transmitted to the wireless network based on the phased array antenna, which includes the following steps:
based on a relay communication mode of the phased array antenna, the phased array antenna erected at the tail end of the optical network coverage area is connected with a wireless network; realizing wireless network coverage of an area within the sight distance of the phased array antenna through directional beams transmitted by the phased array antenna; and the polling data in the coverage range of the phased array antenna is transmitted to the wireless network bridge through the switch and then transmitted to the wireless network through the wireless network bridge. The inter-process communication IPC realizes real-time data transmission with the phased array terminal in a wireless mode, the phased array terminal supports various networking modes such as wireless MESH networking, broadcast networking, bridge networking and the like, and can be flexibly applied by adopting one or more modes according to the field use environment, thereby facilitating the expansion and upgrading of a network system. The phased array integrated high-performance network chip supports large-flow data throughput service management, realizes service quality management based on a Service Level Agreement (SLA), provides VPN to assist a user to quickly establish a high-safety service channel, can realize load balance of a system, supports decomposition and assembly of various types of protocol data units, executes protocol conversion, provides monitoring functions of safety, network monitoring and the like, and accordingly helps the user to establish a high-safety edge network. Meanwhile, the phased array terminal supports the access of 5G signals of operators, can access the 5G network of each operator through CPE terminal equipment and has good compatibility and stability.
The application arranges an optical network, namely an EPON network, in a suburban cable tunnel. The EPON network can be used for covering connection at 40 kilometers, but suburban overhead lines cannot be provided with optical fibers, and the 5G network is adopted for supplement; a phased array antenna is erected on a power transmission line tower at the tail end of the coverage area of an optical network, wireless network coverage in an area within 20 kilometers of a visual range is achieved through directional beams emitted by the antenna, monitoring cameras, sensors and other devices on the tower are connected to a wireless network bridge through a switch and are connected with the antenna, the antenna is connected to a 5G network through a 5G gateway, and real-time return of monitoring images and monitoring data is achieved. And establishing an aerial communication link between a wireless network coverage area and a fixed station accessed to an optical network to realize interconnection and wireless data transmission.
In one embodiment, the method includes the following steps that an omnidirectional antenna is built in an area outside the optical network coverage area, if no wireless network exists in the area outside the optical network coverage area, a phased array antenna and/or an omnidirectional antenna are erected, and collected routing inspection data are transmitted to the wireless network based on the phased array antenna and/or the omnidirectional antenna, and the method includes the following steps:
the method comprises the steps that an omnidirectional antenna is built on an electric power tower which is difficult to cover by an optical network, and the omnidirectional antenna is connected with a phased array antenna or/and a wireless network based on a mode of omnidirectional antenna relay communication; when the omnidirectional antenna is connected with the phased array antenna, the phased array antenna establishes network connection with the omnidirectional antenna through microwaves.
Wherein, the full coverage of the network is realized through a phased array antenna and an omnidirectional antenna. The single phased array antenna can establish channel connection with the omnidirectional antenna in a 20-kilometer non-blocking environment, the transmission rate of each channel can reach 10-200Mbps according to the distance, and the number of the channels can be customized. The power transmission network communication system is constructed based on the optical network, the wireless network and the multi-stage array connection mode of the phased array antenna and the omnidirectional antenna, the full coverage of the power transmission network communication network is achieved, the collection of power grid information is achieved based on the constructed power grid communication system, the power transmission network is patrolled, and the service applications such as intelligent power grid data collection, intelligent patrol, intelligent control and the like are supported.
In one embodiment, in an area within the optical network coverage, the routing inspection module of the cable tunnel collects and monitors the temperature of the key equipment in real time in the optical network environment, and analyzes and diagnoses the temperature data of the key equipment by adopting one or more modes of temperature rise analysis, temperature rise comparison of similar or three-phase equipment and historical trend analysis, so as to realize the judgment and automatic alarm of equipment faults; the critical equipment includes a cable splice.
Wherein, the module realization is patrolled and examined to the transmission network to the multiple module of patrolling and examining of this embodiment accessible, it includes equipment such as surveillance camera machine, sensor, mobile terminal, unmanned aerial vehicle, robot to patrol and examine the module, monitoring facilities can be used to obtain the parameter signal of transmission network multidimension. To cable tunnel, can adopt cable tunnel robot to patrol and examine, carry out real-time collection to the temperature of important equipment such as cable joint.
In one embodiment, the phased array antenna is a fixed phased array antenna or a mobile phased array antenna, the mobile phased array antenna comprising an in-vehicle mobile phased array antenna; the phased array antenna is accessed to a wireless network through a gateway; the phased array antenna establishes a wireless communication link with the inspection module through microwaves; and in the motion process of the inspection module, the antenna beams of the phased array antenna automatically switch the angle to establish real-time communication connection with the inspection module.
The communication coverage distance of the phased array antenna is related to the type of the antenna, and the directional beam transmitted by the antenna can generally realize wireless network coverage in an area within 20 kilometers of the line of sight. The inspection module is connected with the phased array through the switch and further connected with a 5G network and the like, real-time return and two-way communication of monitoring images, monitoring data and mobile terminal data are achieved, and data access is achieved. Particularly, when monitoring facilities is for being used for the unmanned aerial vehicle that electric power patrolled and examined, because be in motion state during the unmanned aerial vehicle monitoring, consequently for better establishment wireless communication link, the unmanned aerial vehicle flight in-process, antenna beam automatic switch angle (switching speed 2 microseconds), keep all the time to establish real-time communication with unmanned aerial vehicle and be connected, realize 5G network broadband interconnection and high-speed wireless data transmission. The model of the phased array antenna is R1-C11-1, and the specific performances are as follows: antenna size: 500x400x470 mm; the weight of the antenna is 8.6 Kg; the power supply range is DC 9-36V; the temperature range is-40 to 85 ℃; the antenna frequency is 5.8GHz communication frequency band; the antenna gain is 18 dBi; the polarization mode is linear polarization; the standing-wave ratio is 1:3: 1; the input impedance is 50 omega; side lobe level: less than or equal to-15 dB; front-to-back ratio of 28 dB; the half-power beam width is less than or equal to 8.8 degrees. Unlike conventional phased array antennas, which use expensive TR elements to control the phase of the array elements, each element of an electromagnetic surface reflection array antenna has its own integrated phase modulation and radiation functions. Therefore, when the electromagnetic wave irradiates the entire surface, beam focusing and scanning can be achieved in space by controlling the phase of each element. In actual control, the control circuit board which takes the FPGA as a main control chip is adopted to carry out digital control on the PIN diode integrated on the reflection electromagnetic surface unit, so that the effect of controlling antenna beams is achieved. The antenna has the outstanding advantages of simple structure, low cost, light weight, low power consumption, high efficiency and the like.
The routing inspection data can be transmission network high-definition video monitoring data or transmission network comprehensive working condition monitoring data.
The high-definition video monitoring data of the power transmission network are as follows: the method is characterized in that an aerial three-dimensional network is realized based on a phased array, an optical network, the phased array and a power transmission network are deeply integrated, safe and high-speed network support is provided for power transmission network overhead line working condition monitoring and underground cable comprehensive working condition monitoring application, all-weather monitoring and monitoring of the surrounding conditions and environmental parameters of a power transmission line in intelligent power grid construction are promoted, and the power transmission line runs in visual control, and the method specifically comprises the following steps: the method comprises the following steps of power transmission network high-definition video real-time monitoring, power transmission line overhead line and underground cable environment inspection, power transmission line mountain fire, cable tunnel fire monitoring, power transmission network field operation risk monitoring and control, power transmission network accessory equipment inspection, power transmission line channel environment inspection, power transmission channel external force damage prevention identification, multi-picture monitoring, multi-picture round inspection, video playback, remote alarm, linkage control and the like;
the monitoring data of the comprehensive working condition of the power transmission network specifically comprise: the monitoring method comprises the steps of power transmission line galloping monitoring, power transmission line meteorological monitoring, a power transmission line tower inclination online monitoring system, power transmission line icing online monitoring, power transmission line current-carrying capacity monitoring, cable temperature monitoring, power transmission line underground access security monitoring, power transmission cable circulation system monitoring and the like.
The inspection data can be acquired by an unmanned aerial vehicle, a robot or a detection sensor and the like; risk early warning is realized through timely analysis to the data of patrolling and examining, in addition, still can be through combining power grid equipment trouble probability of occurrence, geographical condition and climatic feature, calamity probability of occurrence in the region to and factors such as typical weather, environmental condition and energy and information basic capability everywhere in the region, optimize unmanned aerial vehicle, robot communication relay station's the position of laying and communication network topological structure to guarantee that unmanned aerial vehicle, the robot of motion can be long-time continuous assurance communication online.
As shown in fig. 1, an embodiment of the present invention provides a power transmission network inspection apparatus, including: the system comprises a monitoring center, an optical network module, a wireless network module, a phased array antenna module and an omnidirectional antenna module; the optical network module is directly connected with the wireless network module, or the optical network module is connected with the wireless network module through the phased array antenna module; the omnidirectional antenna module is directly connected with the wireless network module; or the omnidirectional antenna module is connected with the wireless network module through the phased array antenna module.
The monitoring center acquires the inspection data of the power grid information from the wireless network based on the constructed power grid communication system, monitors the power transmission network, and supports service applications such as intelligent power grid data acquisition, intelligent inspection, intelligent control and the like.
In one embodiment, the power transmission network inspection device further comprises an inspection module; the inspection module is used for acquiring inspection data of the power transmission network, and the inspection data comprises power grid operation scheduling data, power transmission line working condition monitoring data, cable line working condition monitoring data and environmental parameters.
The inspection module is a sensor, an unmanned aerial vehicle or a robot for various monitoring; used for collecting polling data. The inspection module is connected with one of the optical network module, the wireless network module, the phased array antenna module and the omnidirectional antenna module based on the actual application environment.
FIG. 2 is a diagram that illustrates an internal structure of the computer device in one embodiment.
The computer device may be a terminal. As shown in fig. 2, the computer device includes a processor, a memory, and a network interface connected by a system bus. Wherein the memory includes a non-volatile storage medium and an internal memory. The non-volatile storage medium of the computer device stores an operating system and may also store a computer program which, when executed by a processor, causes the processor to implement the method. The internal memory may also have stored thereon a computer program that, when executed by the processor, causes the processor to perform a method. The network interface is used for communicating with the outside. Those skilled in the art will appreciate that the architecture shown in fig. 2 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, the power transmission network inspection method provided by the application can be implemented in the form of a computer program, and the computer program can be run on a computer device as shown in fig. 2. The memory of the computer device may store therein the various program templates that make up the method. Such as an optical network module, a wireless network module, a phased array antenna module.
A computer device comprising a memory and a processor, the memory storing a computer program that, when executed by the processor, causes the processor to perform the steps of: the power transmission network communication system is constructed based on the optical network, the wireless network and the antenna multistage array connection mode, and comprises the following steps:
if a wireless network exists in an area within the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or transmitted to the wireless network based on the optical network; if no wireless network exists in the area within the coverage area of the optical network, erecting a phased array antenna on a transmission line tower within the coverage area of the optical network, and transmitting the collected routing inspection data to the wireless network based on the phased array antenna;
if a wireless network exists in an area outside the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network optical network; if no wireless network exists in the area outside the coverage area of the optical network, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired patrol data to the wireless network on the basis of the phased array antenna and/or the omnidirectional antenna;
the wireless network receives the polling data and transmits the polling data to the monitoring center.
A computer-readable storage medium storing a computer program which, when executed by a processor, causes the processor to perform the steps of: the power transmission network communication system is constructed based on an optical network, a wireless network and an antenna multistage array connection mode, and the method comprises the following steps:
if a wireless network exists in an area within the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or transmitted to the wireless network based on the optical network; if no wireless network exists in the area within the coverage area of the optical network, erecting a phased array antenna on a transmission line tower within the coverage area of the optical network, and transmitting the collected routing inspection data to the wireless network based on the phased array antenna;
if a wireless network exists in an area outside the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network optical network; if no wireless network exists in the area outside the coverage area of the optical network, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired routing inspection data to the wireless network based on the phased array antenna and/or the omnidirectional antenna;
the wireless network receives the polling data and transmits the polling data to the monitoring center.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a non-volatile computer-readable storage medium, and can include the processes of the embodiments of the methods described above when the program is executed. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), synchronous Link (Synchlink) DRAM (SLDRAM), Rambus (Rambus) direct RAM (RDRAM), direct bused dynamic RAM (DRDRAM), and bused dynamic RAM (RDRAM).
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (10)
1. A power transmission network inspection method is based on an optical network, a wireless network and an antenna to construct a power transmission network communication system, and is characterized by comprising the following steps:
if a wireless network exists in an area within the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network or transmitted to the wireless network based on the optical network; if no wireless network exists in the area within the coverage area of the optical network, erecting a phased array antenna on a transmission line tower within the coverage area of the optical network, and transmitting the collected routing inspection data to the wireless network based on the phased array antenna;
if a wireless network exists in an area outside the coverage area of the optical network, routing inspection data acquired by the routing inspection module is directly transmitted to the wireless network optical network; if no wireless network exists in the area outside the coverage area of the optical network, erecting a phased array antenna and/or an omnidirectional antenna, and transmitting the acquired routing inspection data to the wireless network based on the phased array antenna and/or the omnidirectional antenna;
the wireless network receives the polling data and transmits the polling data to the monitoring center.
2. The method of claim 1, wherein: the wireless network transmits signals based on 5G communication.
3. The method of claim 1, wherein: the method is characterized in that a phased array antenna is erected at the tail end of the optical network coverage area and is connected with a wireless network based on the phased array antenna, and the method comprises the following steps:
based on a relay communication mode of the phased array antenna, the phased array antenna erected at the tail end of the optical network coverage area is connected with a wireless network; realizing wireless network coverage of an area within the sight distance of the phased array antenna through directional beams transmitted by the phased array antenna; the polling data in the coverage range of the phased array antenna is transmitted to the wireless network bridge through the switch and then transmitted to the wireless network through the wireless network bridge.
4. The method according to claim 3, wherein a phased array antenna and/or an omnidirectional antenna is erected in an area outside the coverage area of the optical network if no wireless network exists, and the collected patrol data is transmitted to the wireless network based on the phased array antenna and/or the omnidirectional antenna, and the method comprises the following steps:
the method comprises the steps that an omnidirectional antenna is built on an electric power tower which is difficult to cover by an optical network, and the omnidirectional antenna is connected with a phased array antenna or/and a wireless network based on a mode of omnidirectional antenna relay communication; when the omnidirectional antenna is connected with the phased array antenna, the phased array antenna establishes network connection with the omnidirectional antenna through microwaves.
5. The method according to claim 1, characterized in that in the area within the optical network coverage, the routing inspection module of the cable tunnel collects and monitors the temperature of the key equipment in real time in the optical network environment, and analyzes and diagnoses the temperature data of the key equipment by adopting one or more of temperature rise analysis, temperature rise comparison of similar or three-phase equipment and historical trend analysis, so as to realize the discrimination and automatic alarm of equipment faults; the critical equipment includes a cable splice.
6. The method of claim 1, wherein the phased array antenna is a stationary phased array antenna or a mobile phased array antenna, the mobile phased array antenna comprising an on-board mobile phased array antenna; the phased array antenna is accessed to a wireless network through a gateway; the phased array antenna establishes a wireless communication link with the inspection module through microwaves; and in the moving process of the inspection module, the antenna wave beams of the phased array antenna automatically switch the angle so as to establish real-time communication connection with the inspection module.
7. The utility model provides a transmission network inspection device which characterized in that includes: the system comprises a monitoring center, an optical network module, a wireless network module, a phased array antenna module and an omnidirectional antenna module; the optical network module is directly connected with the wireless network module, or the optical network module is connected with the wireless network module through the phased array antenna module; the omnidirectional antenna module is directly connected with the wireless network module; or the omnidirectional antenna module is connected with the wireless network module through the phased array antenna module.
8. The apparatus of claim 7, further comprising a routing inspection module; the inspection module is used for acquiring inspection data of the power transmission network, and the inspection data comprises power grid operation scheduling data, power transmission line working condition monitoring data, cable line working condition monitoring data and environmental parameters.
9. A computer arrangement comprising a memory and a processor, the memory storing a computer program which, when executed by the processor, causes the processor to carry out the steps of the grid patrol method according to any one of claims 1 to 6.
10. A computer-readable storage medium storing a computer program which, when executed by a processor, causes the processor to perform the steps of the grid routing inspection method according to any one of claims 1 to 6.
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