CN216206553U - Transmission line shaft tower prevents typhoon on-line monitoring device based on 4G radio communication - Google Patents

Transmission line shaft tower prevents typhoon on-line monitoring device based on 4G radio communication Download PDF

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Publication number
CN216206553U
CN216206553U CN202121591000.5U CN202121591000U CN216206553U CN 216206553 U CN216206553 U CN 216206553U CN 202121591000 U CN202121591000 U CN 202121591000U CN 216206553 U CN216206553 U CN 216206553U
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China
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transmission line
tower
data
power transmission
line tower
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CN202121591000.5U
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Chinese (zh)
Inventor
陶毅刚
谭靖
黎敏
谭晓虹
李镕耀
万松
崔世威
闫江毓
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North China Electric Power University
Guangxi Power Grid Co Ltd
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North China Electric Power University
Guangxi Power Grid Co Ltd
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Abstract

This scheme discloses transmission line shaft tower typhoon on-line monitoring device is prevented based on 4G radio communication, and the device includes: the sensor group is arranged on the power transmission line tower and used for acquiring signal data of the power transmission line tower and environmental signal data and transmitting the acquired signal data to the controller; the controller is arranged on the power transmission line tower, processes the acquired signal data to generate monitoring data and transmits the monitoring data to an external processor or a platform; the environment signal data comprises video data of the environment where the power transmission line tower is located, temperature data, wind speed and wind direction data, humidity data and atmospheric pressure data, and the power transmission line tower signal data comprises the inclination angle of the tower and the pulling force of the power transmission line to the tower. The device can comprehensively analyze the influence of wind power on the transmission tower and the transmission line, and can know the inclination condition of the tower and the stable state of the transmission line in real time, thereby making accurate judgment and timely sending warnings to operation and maintenance units and personnel.

Description

Transmission line shaft tower prevents typhoon on-line monitoring device based on 4G radio communication
Technical Field
The utility model relates to power transmission line monitoring, in particular to a 4G wireless communication-based typhoon-prevention online monitoring device for a power transmission line tower.
Background
The high-voltage and ultra-high-voltage transmission line structure has the characteristics of high pole tower height and long line span. In coastal areas, tropical cyclone activities are very frequent, and severe typhoon landing all the time causes great damage to power grids in coastal areas. Typhoon disasters have no specific law, strong destructive power, high early prevention difficulty and low applicability of fault coping measures. Whether the new power transmission line structure can successfully resist the damage of strong typhoon and whether the tower and the line have abnormal hidden dangers after the strong wind, the tower and the line need to be evaluated. Therefore, in order to effectively early warn and analyze the influence of wind disasters on the transmission tower, the wind and disaster prevention and reduction capability of the transmission tower is improved in a targeted manner, and the real-time monitoring on the transmission tower is very important.
SUMMERY OF THE UTILITY MODEL
One purpose of the scheme is to provide the transmission line tower typhoon-prevention online monitoring device based on 4G wireless communication, and establish a complete intelligent transmission line wind-prevention online monitoring system. The device can comprehensively analyze the influence of wind power on the transmission tower and the transmission line, and can know the inclination condition of the tower and the stable state of the transmission line in real time, thereby making accurate judgment, timely sending warning to operation and maintenance units and personnel, comprehensively promoting the maintenance and management level of the transmission line tower and ensuring the stable and safe operation of a power grid.
In order to achieve the purpose, the scheme is as follows:
4G wireless communication-based typhoon-preventing online monitoring device for power transmission line towers, comprising:
the sensor group is arranged on the power transmission line tower and used for acquiring signal data of the power transmission line tower and environmental signal data and transmitting the acquired signal data to the controller;
the controller is arranged on the power transmission line tower, processes the acquired signal data to generate monitoring data and transmits the monitoring data to an external processor or a platform;
the environment signal data comprises video data of the environment where the power transmission line tower is located, temperature data, wind speed and wind direction data, humidity data and atmospheric pressure data, and the power transmission line tower signal data comprises the inclination angle of the tower and the pulling force of the power transmission line to the tower.
Preferably, the sensor group comprises a camera, a tension sensor, an inclination sensor and a meteorological sensor group.
Preferably, the controller is connected with the camera through a USB interface.
Preferably, the controller is connected with the meteorological sensor group through an RS485 bus.
Preferably, the meteorological sensor group comprises anemometers, displacement sensors and acceleration sensors, the anemometers are uniformly distributed along the tower body of the power transmission line tower, and the displacement sensors and the acceleration sensors are arranged on the tower top of the power transmission line tower.
Preferably, the tension sensor is a column type tension sensor with a ball head hanging ring, the tension sensor is installed between an insulator string and a cross arm on a power transmission line tower, and the inclination angle sensor is installed on the cross arm of the power transmission line tower.
Preferably, the controller is connected with the tension sensor and the inclination angle sensor through RS485 buses respectively, the inclination angle sensor collects inclination angle information of the power transmission line tower, and the tension sensor collects tension information of the power transmission line on the tower.
Preferably, the device further comprises a power supply device arranged on the power transmission line tower and used for providing electric energy for the monitoring device.
Preferably, the device further comprises a data transmission device, and the controller transmits the monitoring data to an external processor or platform through the data transmission device; the data transmission device comprises a wired transmission device and/or a wireless transmission device.
Preferably, the wired transmission adopts optical fiber transmission, and the wireless transmission adopts a 4G wireless network.
The scheme has the following beneficial effects:
the transmission line tower typhoon-preventing online monitoring device based on 4G wireless communication can be connected to various types of towers, and then a complete transmission line tower online monitoring system is established. The system can comprehensively analyze the influence of wind power on the transmission tower, and can know the real-time conditions of the towers at any time, so that accurate judgment can be made, various alarm information can be sent to maintenance personnel in time, the maintenance management level of the transmission tower is comprehensively improved, and the safe operation of the transmission line is ensured.
Drawings
In order to illustrate the implementation of the solution more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the solution, and that other drawings may be derived from these drawings by a person skilled in the art without inventive effort.
Fig. 1 is a schematic structural diagram of an online monitoring device.
Detailed Description
Embodiments of the present solution will be described in further detail below with reference to the accompanying drawings. It is clear that the described embodiments are only a part of the embodiments of the present solution, and not an exhaustive list of all embodiments. It should be noted that, in the present embodiment, features of the embodiment and the embodiment may be combined with each other without conflict.
The terms "first," "second," and the like in the description and in the claims, and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The high-voltage and extra-high-voltage transmission lines comprise transmission towers fixed on the ground, transmission conductors are erected between the transmission towers, cross arms are arranged at the tops of the towers, insulating strings are mounted on the cross arms, and the conductors are bound to the insulating strings. High-voltage and ultrahigh-voltage transmission towers are generally iron towers erected by steel materials.
In order to effectively early warn and analyze the influence of typhoon on the transmission tower in the transmission line in the coastal region, the wind-proof and disaster-reduction capability of the transmission tower is improved in a targeted manner, and the real-time monitoring on the transmission tower is very important. Therefore, the application provides a transmission line prevent wind on-line monitoring device.
As shown in fig. 1, an online monitoring device 20 for preventing typhoon of a transmission line tower based on 4G wireless communication includes a sensor group, a controller 2, a data transmission device 3 and a power supply device 4. The sensor group is connected with the controller 2, and the controller 2 is connected with an external processor or a platform through a data transmission device 3; the controller 2 processes the acquired data and uploads the processed data to an external processing device or a platform system, such as a back-end computer platform system, through the data transmission device 3. And the power supply device 4 provides electric energy for the whole power transmission line tower windproof monitoring device.
In one embodiment, the sensor group comprises a camera 11 arranged on the power transmission line tower for collecting video information; a meteorological sensor group 14 for collecting the wind speed, wind direction, temperature, humidity and atmospheric pressure of the environment where the tower is located; the system comprises a tension sensor 12 for collecting and measuring tension information of a transmission conductor on a tower and an inclination angle sensor 13 for collecting an inclination angle of the tower; in the embodiment, the tension sensor is a column type tension sensor with a ball head hanging ring, the tension sensor is installed between an insulator string and a cross arm on the power transmission line iron tower, and the inclination angle sensor is installed on the cross arm of the power transmission line iron tower.
The meteorological sensor group 14 includes a variety of sensors such as anemometers, displacement sensors and acceleration sensors for measuring wind speed, direction, temperature, humidity and barometric pressure, and has the characteristics of compact structure, no moving parts required for use, robustness, and no need for maintenance and field calibration. Anemometers in the sensor can be uniformly distributed along the tower body of the transmission line, a displacement sensor and an acceleration sensor in the sensor are arranged at the top of the tower top, the displacement sensor is an inductive displacement sensor, and the acceleration sensor can be a capacitive sensor, an inductive sensor, a strain sensor, a piezoresistive sensor and the like. The anemometer may be of the propeller type, or of the two-dimensional, three-dimensional ultrasonic type. The controller 2 is connected with the tension sensor and the inclination angle sensor by an RS485 bus and used for collecting measurement data.
In this embodiment, the controller 2 provided on the power transmission line tower can perform data acquisition and processing for power line monitoring. The controller can be a single chip microcomputer, an industrial personal computer, a microprocessor MCU and other control devices. The controller 2 transmits and processes data collected by the tension sensor, the inclination angle sensor and the meteorological sensor group through an RS485 bus, and video data collected by the camera is transmitted to the controller 2 through a USB interface. The microclimate data, the tension data, the inclination angle data and the vibration data collected by the device can provide data guarantee for the safe operation of the power transmission line. In this embodiment, the main functions of the controller 2 include:
(1) the system has a controlled acquisition function, can respond to a remote instruction, and starts acquisition according to a set acquisition mode, automatic acquisition time and acquisition time interval.
(2) The method has a function of calculating the original collection amount once.
(3) The device has the functions of managing and self-detecting the working state of the device, including acquisition, storage, processing, communication and the like.
(4) The remote program updating system has the function of remotely updating programs and has a perfect updating mechanism and mode.
(5) And a security chip is added, so that data can be encrypted and accessed to the platform of each province company.
In one embodiment, the camera adopts an intelligent camera, selects a Sony integrated machine core and is provided with a high-brightness infrared lamp so as to realize all-weather video acquisition. The installation is convenient and the failure rate is low due to multiple installation modes; possess and prevent high magnetic radiation isolation circuit, prevent low cold self-heating module, the camera can be according to opening and closing of self temperature automatic control internal heater, can support 4 way video input at most, built-in dual mode video compression encoder, but the compression mode on-line selection, if compression encoder mode 1: CAMEC-I/II active video compression coding, 352, 288, 1920, 1080 formats; compression encoder mode 2: JPEG still image compression coding, 352, 288, 1920, 1080 formats. Video transmission rates can reach up to 20 frames per second (color CIF, EVDO).
The controller 2 automatically collects the tension of the transmission conductor to the tower, the gradient angle of the tower, the temperature, the humidity, the wind speed and the wind direction data through the tension sensor and the inclination angle sensor according to a preset time interval, the minimum sampling interval is more than 10 minutes, the maximum sampling interval is not more than 40 minutes, and the default sampling interval is 20 minutes.
The data transmission device 3 comprises an optical fiber transmission device and a wireless transmission device, the wireless transmission device adopts a 4G wireless network, and the optical fiber transmission device adopts an OPGW optical cable laid along with a tower and a line. The wireless transmission device consists of a wireless transmitting router, a 4G signal card and an antenna, wireless transmission of information is realized, and the system structure is simplified. The optical fiber transmission device directly utilizes an OPGW optical cable in a high-voltage line for transmission, the optical cable is laid along with the line, optical fiber taps are arranged at equal intervals, the optical cable is connected to the optical fiber taps, and collected data can be directly transmitted to a background system in a power grid enterprise.
The power supply device 4 can select a solar charging system or a small wind power charging system, the solar charging system comprises a solar cell panel, a storage battery and a charging and discharging controller, the storage battery supplies power for the monitoring device, the charging and discharging controller converts the voltage supplied by the solar cell panel into stable direct current voltage and charges the storage battery to finish the storage of electric energy. The system uses a maintenance-free silicon energy colloid storage battery, the performance of the silicon energy colloid storage battery is superior to that of a valve-controlled sealed lead-acid storage battery, and the system has the advantages of stable performance, high reliability, long service life, strong adaptability to environmental temperature, strong capability of bearing long-time discharge, cyclic discharge, deep discharge and heavy current discharge, overcharge and overdischarge self-protection and the like.
The online monitoring devices installed on the towers transmit monitoring data to external processing equipment such as a background control system through the data transmission device 3, background control system software intelligently analyzes the wind-proof and wind-resistant capacity of the whole power transmission line, automatically generates a data chart, evaluates the safety performance of the towers and the line according to the intelligent analysis result, and gives alarm information if the evaluation result is lower than an expected value.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.

Claims (6)

1. The utility model provides a transmission line shaft tower prevent wind on-line monitoring device which characterized in that, the device includes:
the sensor group is arranged on the power transmission line tower and used for acquiring signal data of the power transmission line tower and environmental signal data and transmitting the acquired signal data to the controller;
the controller is arranged on the power transmission line tower, processes the acquired signal data to generate monitoring data and transmits the monitoring data to an external processor or a platform;
the environment signal data comprises video data of the environment where the power transmission line tower is located, temperature data, wind speed and wind direction data, humidity data and atmospheric pressure data, and the power transmission line tower signal data comprises the inclination angle of the tower and the pulling force of a power transmission conductor on the tower;
the sensor group comprises a camera, a tension sensor, an inclination sensor and a meteorological sensor group; the tension sensor is a column type tension sensor with a ball head hanging ring, the tension sensor is installed between an insulator string and a cross arm on a power transmission line tower, and the inclination angle sensor is installed on the cross arm of the power transmission line tower;
the meteorological sensor group comprises anemometers, displacement sensors and acceleration sensors, the anemometers are uniformly distributed along the tower body of the power transmission line tower, and the displacement sensors and the acceleration sensors are arranged on the tower top of the power transmission line tower.
2. The online wind-prevention monitoring device for the transmission line tower according to claim 1, wherein the controller is connected with the camera through a USB interface.
3. The online windproof monitoring device for the power transmission line tower according to claim 1, wherein the controller is connected with the meteorological sensor group through an RS485 bus.
4. The online windproof monitoring device for the power transmission line tower according to claim 1, wherein the controller is connected with the tension sensor and the inclination angle sensor through RS485 buses.
5. The online windproof monitoring device for the power transmission line tower according to claim 1, further comprising a power supply device arranged on the power transmission line tower and used for supplying electric energy to the monitoring device; the power supply device adopts a solar charging system or a small wind power charging system.
6. The online windproof monitoring device for the power transmission line tower according to claim 1, further comprising a data transmission device, wherein the controller transmits the monitoring data to an external processor or a platform through the data transmission device; the data transmission device comprises a wired transmission device and/or a wireless transmission device; the wired transmission device adopts OPGW optical fiber transmission, and the wireless transmission device adopts a 4G wireless network.
CN202121591000.5U 2021-07-13 2021-07-13 Transmission line shaft tower prevents typhoon on-line monitoring device based on 4G radio communication Active CN216206553U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121591000.5U CN216206553U (en) 2021-07-13 2021-07-13 Transmission line shaft tower prevents typhoon on-line monitoring device based on 4G radio communication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121591000.5U CN216206553U (en) 2021-07-13 2021-07-13 Transmission line shaft tower prevents typhoon on-line monitoring device based on 4G radio communication

Publications (1)

Publication Number Publication Date
CN216206553U true CN216206553U (en) 2022-04-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121591000.5U Active CN216206553U (en) 2021-07-13 2021-07-13 Transmission line shaft tower prevents typhoon on-line monitoring device based on 4G radio communication

Country Status (1)

Country Link
CN (1) CN216206553U (en)

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