CN106706086A - Ultra-high voltage transmission line on-line monitoring system - Google Patents
Ultra-high voltage transmission line on-line monitoring system Download PDFInfo
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- CN106706086A CN106706086A CN201510771119.3A CN201510771119A CN106706086A CN 106706086 A CN106706086 A CN 106706086A CN 201510771119 A CN201510771119 A CN 201510771119A CN 106706086 A CN106706086 A CN 106706086A
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- transmission line
- high voltage
- processing unit
- monitoring system
- data processing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G9/00—Methods of, or apparatus for, the determination of weight, not provided for in groups G01G1/00 - G01G7/00
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/02—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/02—Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed
Abstract
The present invention relates to an ultra-high voltage transmission line on-line monitoring system. According to the ultra-high voltage transmission line on-line monitoring system, a data acquisition terminal acquires the integrated load of transmission line conductors, conductor temperature, tower tilt angles, insulator string tilt angles, insulator string leakage current, weather information, power transmission conductor vibration and tower vibration and sends the acquired signals to a central data processing unit; the central data processing unit performs anti-interference processing on the above signals and sends the processed signals to a background analysis device in a packet manner through a wireless communication network; data information is displayed on a GIS electronic map; and the background analysis device judges whether an abnormality occurs on a power transmission line according to the above signals and based on a mathematical model, and timely issues alarm information when the abnormality occurs on the power transmission line. According to the ultra-high voltage transmission line on-line monitoring system of the invention, anti-interference processing is performed on the acquired data, the interference of an ultra-high voltage electromagnetic field can be shielded, and the working state of an ultra-high voltage transmission line can be accurately monitored.
Description
Technical field
The present invention relates to UHV transmission equipment technical field, more particularly to a kind of extra high voltage transmission line online monitoring system.
Background technology
Because the developable hydroelectric resources of China nearly 2/3 is in western part, coal resources 2/3 in Shanxi, Shaanxi and the Inner Mongol；But the power load of China 2/3 is but distributed in the developed area to the east of along East Coastal and Beijing-Guangzhou Railway.So, it is necessary to which the electricity that Energy Base generates electricity is delivered to the big Middle Eastern of electricity needs.
In order to reduce transmission losses, transmission of electricity quality is improved, China starts to develop UHV transmission technology at present.Ultra-high voltage AC transmission, refers to the ac transmission engineering and correlation technique of 1000kV and above.The features such as UHV transmission technology has remote, Large Copacity, low-loss and economy.
But, whether the voltage class of UHV transmission line is very high, is normally so accomplished by the work of monitoring UHV transmission line, to avoid power transmission failure.The transmission line online monitoring system poor anti jamming capability of existing low-voltage-grade, it is impossible to be directly applied in UHV transmission line.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of extra high voltage transmission line online monitoring system, can resist the interference of strong-electromagnetic field, the operation conditions of accurate measurements transmission line of electricity.
A kind of extra high voltage transmission line online monitoring system of the present invention, including：Data collection station, central data processing unit, wireless communication networks, background analysis device and geographical information display device；
The data collection station, for gathering comprehensive load, conductor temperature, shaft tower angle of inclination, insulator chain angle of inclination, insulator chain Leakage Current, weather information, vibration of power transmission line and the shaft tower vibration of transmission line wire, and each signal of above-mentioned collection is sent to the central data processing unit；
The central data processing unit, after carrying out anti-interference process to above-mentioned each signal, packing is sent to the background analysis device by the wireless communication networks；
The background analysis device, for according to above-mentioned each signal, simultaneously combined mathematical module to judge whether transmission line of electricity exception occurs, when occurring abnormal, timely alert；
The data display that the geographical information display device receives background analysis device is in geographical information display device.
Preferably, the data collection station includes the gravity sensor being arranged on the first insulator of cross arm of tower, for the comprehensive load that measure traverse line undertakes, sends the comprehensive load to the central data processing unit.
Preferably, the data collection station includes the wire temperature sensor being arranged on conductor node, for measure traverse line temperature, sends the temperature to the central data processing unit.
Preferably, the data collection station includes slant angle sensor, and the angle of inclination for monitoring shaft tower or insulator chain sends the angle of inclination to the central data processing unit.
Preferably, the data collection station includes the Leakage Current sensor being arranged on the last a piece of insulator of shaft tower, for measuring insulator chain Leakage Current, sends the Leakage Current to the central data processing unit.
Preferably, the data collection station includes vibrating sensor, for measuring vibration of power transmission line and shaft tower vibration, sends vibration signal to the central data processing unit.
Preferably, the central data processing unit, after carrying out anti-interference process to above-mentioned each signal, packing is sent to the background analysis device by the wireless communication networks, specially：Data encoding is carried out to signal using the data encoding technique of error correction, signal is packed using data compression technique, using the route exploration choice of technology suitable data mass-sending time.
Preferably, the data collection station also includes video camera, for shooting electric power line pole tower, wire, insulator chain and gold utensil, the image of shooting is sent to the background analysis device, and is opened up and shown on GIS electronic maps in the way of three-dimensional.
Preferably, the signal transmssion line of the sensor uses double layer screen line；Wherein,
It is grounded at the iron head of insulator of the outer shield of the double layer screen line in electric power pylon；
The internal layer shielding of the double layer screen line is in sensing station ground connection.
The data collection station includes environment temperature sensor, wind transducer and air velocity transducer, for measuring weather information, the weather information is sent to the central data processing unit.
Compared with prior art, the present invention has advantages below：
The extra high voltage transmission line online monitoring system that the present invention is provided, data collection station can simultaneously monitor the comprehensive load of transmission line of electricity, conductor temperature, shaft tower angle of inclination, insulator chain angle of inclination, insulator chain Leakage Current, weather information, vibration of power transmission line and shaft tower Vibration Condition, and send the data to central data processing unit, after central data processing unit carries out anti-interference process to data, transmit to background analysis system, background analysis system combined mathematical module judges whether transmission line of electricity exception occurs, if there is it is abnormal then and alarm.Meanwhile, the present invention is also provided with geography information monitoring system, and the data that synchronously can be gathered data collection station more intuitively include on GIS electronic maps, the comprehensive ruuning situation for grasping transmission line of electricity.The present invention has carried out anti-interference process to the data for gathering, therefore can shield the interference of extra-high voltage strong-electromagnetic field, the working condition of accurate measurements UHV transmission line.
Brief description of the drawings
Fig. 1 is extra high voltage transmission line online monitoring system first embodiment structure chart of the present invention；
Fig. 2 is extra high voltage transmission line online monitoring system second embodiment structure chart of the present invention；
Fig. 3 is system for monitoring leads of ultra-high voltage power transmission lines power principle figure of the present invention；
Fig. 4 is system for monitoring leads of ultra-high voltage power transmission lines microprocessor chip figure of the present invention；
Fig. 5 is system for monitoring leads of ultra-high voltage power transmission lines clocking scheme of the present invention.
Specific embodiment
To enable the above objects, features and advantages of the present invention more obvious understandable, specific embodiment of the invention is described in detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, the figure is extra high voltage transmission line online monitoring system first embodiment structure chart of the present invention.
The extra high voltage transmission line online monitoring system that first embodiment of the invention is provided includes：Data collection station 101, central data processing unit 102, wireless communication networks 103, background analysis device 104 and geographical information display device 105.
The data collection station 101, for gathering comprehensive load, conductor temperature, shaft tower angle of inclination, insulator chain angle of inclination, insulator chain Leakage Current, weather information, vibration of power transmission line and the shaft tower vibration of transmission line wire, and each signal of above-mentioned collection is sent to the central data processing unit 102.
The central data processing unit 102, after carrying out anti-interference process to above-mentioned each signal, packing is sent to the background analysis device 103 by the wireless communication networks.
The wireless communication networks include global system for mobile communications (GSM, Global System forMobile Communications), CDMA (CDMA, Code-Division Multiple Access) or GPRS (GPRS, General Packet Radio Service).
The central data processing unit 102 carries out anti-interference process and is specially to above-mentioned each signal：Data encoding is carried out to signal using the data encoding technique of error correction, signal is packed using data compression technique, using the route exploration choice of technology suitable data mass-sending time.
The background analysis device 103, for according to above-mentioned each signal, simultaneously combined mathematical module to judge whether transmission line of electricity exception occurs, when occurring abnormal, timely alert.
Geographical information display device (the GIS, Geographic Information System) 104 receive the data after the background analysis devices 103 are processed, and with electronics dirt area figure, electronics ice formation figure, and in the case where data message is enough, three-dimensional display interface can be set up and show the data.
The extra high voltage transmission line online monitoring system that the present invention is provided, data collection station can simultaneously monitor comprehensive load, conductor temperature, shaft tower angle of inclination, insulator chain angle of inclination, insulator chain Leakage Current and the shaft tower Vibration Condition of transmission line of electricity, and send the data to central data processing unit, after central data processing unit carries out anti-interference process to data, transmit to background analysis system, background analysis system combined mathematical module judges whether transmission line of electricity exception occurs, if there is it is abnormal then and alarm.Simultaneously, the present invention is also provided with geography information monitoring system, the data that synchronously data collection station can be gathered more intuitively include on GIS electronic maps, the ruuning situation of comprehensive grasp transmission line of electricity, such as electronics dirt area figure, electronics ice formation figure, in the case where data message is enough, three-dimensional display interface can be set up, and supports the parallel image of multiwindow and video display mode.The present invention has carried out anti-interference process to the data for gathering, therefore can shield the interference of extra-high voltage strong-electromagnetic field, the working condition of accurate measurements UHV transmission line.
It is discussed in detail data collection station is how to realize data acquisition with reference to Fig. 2.
Referring to Fig. 2, the figure is extra high voltage transmission line online monitoring system second embodiment structure chart of the present invention.
Data collection station includes gravity sensor 201, wire temperature sensor 202, slant angle sensor 203, Leakage Current sensor 204 and vibrating sensor 205.
Gravity sensor 201 is arranged on above insulator chain first insulator string and substitutes original ball-eye, for the comprehensive load of measure traverse line, sends the comprehensive load to the central data processing unit.
Gravity sensor 201 is designed using all steel and special construction, and in configuration aspects using monaural and the design of ears, mechanical performance defers to the national standard of 1000kV relevant designs, with ageing-resistant, corrosion-resistant, resistance to deformation function.Gravity sensor 201 uses shear stress metering system, can bear gravity and pressure, and output symmetry is good, and compact conformation is easy for installation.
The comprehensive load that gravity sensor 201 undertakes mainly includes：From load (weight of insulator chain, the weight of wire, the weight of gold utensil), ice load and wind load.
Backstage expert analyzing system according to the relevant parameter for installing circuit, and this area history meteorologic parameter, by correlation computations, and take into full account wind load during without ice, wind load during icing, the standard ice covering thickness estimated or the close ice covering thickness of approximate ice.
The wire temperature sensor on conductor node is arranged on, for measure traverse line temperature, the temperature to the central data processing unit is sent.
Slant angle sensor 203, the angle of inclination for monitoring shaft tower or insulator chain sends the angle of inclination to the central data processing unit.
Slant angle sensor 203 employs micro mechanical structure technology, integrated mistor chip and single-chip microcomputer signal treatment technology, is capable of the change of the size and tracking inclination angle at accurate measurement inclination angle.The use of micro mechanical technology solves the defect of general slant angle sensor vibration resistance difference well.Integrated mistor chip senses the change of angle using non-contacting mode, substantially increases the reliability and frequency response performance of product.Single-chip microcomputer can carry out temperature-compensating to the angle of the measurement of slant angle sensor 203, so that temperature drift amount during applied at elevated temperature reduces.
The Leakage Current sensor 204 on the last a piece of insulator of shaft tower is arranged on, the Leakage Current for measuring insulator chain sends the Leakage Current to the central data processing unit.
Leakage current sensor 204 uses terpolymer (ABS, Acrylonitrile Butadiene Styrene) engineering plastics of high-quality acrylonitrile-butadiene-styrene (ABS), with ageing-resistant, corrosion-resistant and resistance to deformation function.
The principle flowed through along surface using leakage current, leakage current sensor is installed in insulator chain on the last a piece of insulator of steel tower side, be will leak out electric current and is incorporated into the central data processing unit being installed in the middle part of steel tower by double layer screen line.
Leakage current sensor 204 is arranged close to the last a piece of insulator surface of steel tower side, it only has 1~2cm from the steel cap of insulator, can collect the almost all leakage current in insulator chain and not influence the insulating properties and transmission line safety of insulator to run.
Vibrating sensor 205, for measuring vibration of power transmission line and shaft tower vibration, sends vibration signal to the central data processing unit.
Vibrating sensor 205 uses cylinder form, overall dimensions a length of 50mm, a diameter of 30mm.Using indium stibide film mistor as sensing element, amplification shaping circuit is equipped with, output signal is the alternating voltage signal of quasi-sine-wave.
The base of vibrating sensor 205 is fixed on the infall of the tripod of shaft tower, mounting surface is perpendicular to direction of vibration, make that tested direction of vibration is consistent with the monitoring direction of sensor, the signal that vibrating sensor 205 is surveyed is sent to central data processing unit by double layer screen line.
Meteorological sensor 206 is used for the weather information of measuring environment, including environment temperature sensor, ambient humidity sensor, baroceptor, sunshine recorder, rain sensor, wind transducer and air velocity transducer, the information of the sensor measurement is sent to the central data processing unit, and whether the measurement structure that central data processing unit carrys out the sensor of confirmatory measurement transmission line of electricity situation with reference to these information is accurate.
It should be noted that the sensor other acquisition terminals in addition to wire temperature sensor are all by solar energy+storage battery power supply.The battery is charged by solar panel.Because wire temperature sensor is arranged on conductor node or gold utensil, therefore wire temperature sensor can not use the wire temperature sensor of storage battery power supply, the present embodiment to utilize wire electricity getting device.The wire electricity getting device is arranged on wire, and directly power taking is powered for wire temperature sensor from wire.
It should be noted that the wire temperature sensor is externally provided with shielding box, the interference for avoiding extra-high voltage strong-electromagnetic field.
The data collection station also includes video camera, and the operation conditions for shooting transmission line of electricity sends to background analysis system the image of shooting, and is intuitively shown on GIS electronic maps in the way of three-dimensional.
Referring to Fig. 3, the figure is system for monitoring leads of ultra-high voltage power transmission lines power principle figure of the present invention.
One end and the ground connection of electric capacity C17 are connected after the pin 1 and the short circuit of pin 2 of power conversion chip respectively, the other end and power supply positive pole BAT+ of electric capacity C17 are connected after pin 3 and the short circuit of pin 4 respectively, one end and the VCC of filter capacitor C19, the other end ground connection of filter capacitor C19 are connected after pin 5, pin 6 and the short circuit of pin 7 respectively.
Power supply BAT+ is converted into leads of ultra-high voltage power transmission lines thermometric monitoring system required voltage amount, for leads of ultra-high voltage power transmission lines thermometric monitoring system provides an operating voltage for stabilization, and influence of the external interference to device is reduced.
Referring to Fig. 4, the figure is system for monitoring leads of ultra-high voltage power transmission lines microprocessor chip figure of the present invention.
The preferred MSP430 chips of microprocessor that the embodiment of the present invention is used.
MSP430 is 16 single-chip microcomputers with super low-power consumption feature, and the preferred MSP430F149 of the present embodiment, its static current of lcd has reached mA grades.
MSP430 is powerful CPU core：16 bit CPUs and efficient RISC instruction system, without the data address bus for extending out, the instruction cycle of 125ns are can reach in 8MHz, are interrupted with 16 quick responses, can in time process various emergencies.And MSP430 has abundant functional module：The A/D converter of 12.Chip MSP430 is operated under 1.8~3.6V voltages, there is normal mode of operation AM and 4 kinds of low power mode of operation, i.e. LPM1, LPM2, LPM3, LPM4 pattern.
Microprocessor easily can switch between various mode of operations.In actual application environment, system can at any time be switched according to the different ruuning situation in scene to the mode of operation of device.
Mode of operation has high effective model：Working frequency is improved when finding that circuit there are abnormal conditions in monitoring.
Normal mode：The work of this mode declaration pattern specification system all goes well, and the circuit situation without exception of monitoring occurs.
Low-power consumption mode：System is in automatic protected mode.
Referring to Fig. 5, the figure is system for monitoring leads of ultra-high voltage power transmission lines clocking scheme of the present invention.
The embodiment of the present invention also provides clock circuit for system for monitoring leads of ultra-high voltage power transmission lines, for system provides a time reference.
As shown in figure 5, the connection power supply VCC of pin 1 of clock chip, pin 2 and pin 3 distinguish the two ends of connection oscillator, pin 4 is grounded.
The pin 5 of clock chip, pin 6, pin 7 distinguish pin 17, the pin 22 of pin 18 of the microprocessor of connection figure 4.
Extra high voltage transmission line online monitoring system provided in an embodiment of the present invention, the operation conditions of transmission line of electricity that can be to being run in adverse circumstances carries out round-the-clock, real-time monitoring.The monitoring of information such as including weather information, image, leakage current, shaft tower angle of inclination and vibration information, insulator chain angle of inclination, wire comprehensive load and icing situation, conductor temperature.And the information that will be collected is incorporated into central data processing unit by double layer screen line.Central data processing unit is stored, is packed, and is sent to background analysis device in real time by GSM, GPRS or CDMA.Background analysis device collection information combined mathematical module according to more than is analyzed treatment, and all data are shown into user by GIS.When there are abnormal conditions, system can in many ways send pre-alarm information, point out administrative staff's reply alarm point to be paid attention to or take necessary precaution measure.
The above, is only presently preferred embodiments of the present invention, and any formal limitation is not made to the present invention.Although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention.Any those of ordinary skill in the art, in the case where technical solution of the present invention ambit is not departed from, make many possible variations and modification, or the Equivalent embodiments for being revised as equivalent variations to technical solution of the present invention using the methods and techniques content of the disclosure above.Therefore, every content without departing from technical solution of the present invention, according to technical spirit of the invention to any simple modification, equivalent variation and modification made for any of the above embodiments, still falls within the range of technical solution of the present invention protection.
Claims (7)
1. a kind of extra high voltage transmission line online monitoring system, it is characterised in that including：Data collection station, central data processing unit, wireless communication networks, background analysis device and geographical information display device；
The data collection station, for gathering comprehensive load, conductor temperature, shaft tower angle of inclination, insulator chain angle of inclination, insulator chain Leakage Current, weather information, vibration of power transmission line and the shaft tower vibration of transmission line wire, and each signal of above-mentioned collection is sent to the central data processing unit；
The central data processing unit, after carrying out anti-interference process to above-mentioned each signal, packing is sent to the background analysis device by the wireless communication networks；
The background analysis device, for according to above-mentioned each signal, simultaneously combined mathematical module to judge whether transmission line of electricity exception occurs, when occurring abnormal, timely alert；
The data display that the geographical information display device receives background analysis device is in geographical information display device.
2. extra high voltage transmission line online monitoring system according to claim 1, it is characterized in that, the data collection station includes the gravity sensor being arranged on the first insulator of cross arm of tower, for the comprehensive load that measure traverse line undertakes, the comprehensive load to the central data processing unit is sent.
3. extra high voltage transmission line online monitoring system according to claim 1, it is characterized in that, the data collection station includes the wire temperature sensor being arranged on conductor node, for measure traverse line temperature, sends the temperature to the central data processing unit.
4. extra high voltage transmission line online monitoring system according to claim 1, it is characterized in that, the data collection station includes slant angle sensor, and the angle of inclination for monitoring shaft tower or insulator chain sends the angle of inclination to the central data processing unit.
5. extra high voltage transmission line online monitoring system according to claim 1, it is characterized in that, the data collection station includes the Leakage Current sensor being arranged on the last a piece of insulator of shaft tower, for measuring insulator chain Leakage Current, the Leakage Current to the central data processing unit is sent.
6. extra high voltage transmission line online monitoring system according to claim 1, it is characterised in that the data collection station includes vibrating sensor, for measuring vibration of power transmission line and shaft tower vibration, sends vibration signal to the central data processing unit.
7. extra high voltage transmission line online monitoring system according to claim 1, characterized in that, the central data processing unit, after carrying out anti-interference process to above-mentioned each signal, packing is sent to the background analysis device by the wireless communication networks, specially：Data encoding is carried out to signal using the data encoding technique of error correction, signal is packed using data compression technique, using the route exploration choice of technology suitable data mass-sending time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510771119.3A CN106706086A (en) | 2015-11-12 | 2015-11-12 | Ultra-high voltage transmission line on-line monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510771119.3A CN106706086A (en) | 2015-11-12 | 2015-11-12 | Ultra-high voltage transmission line on-line monitoring system |
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| CN106706086A true CN106706086A (en) | 2017-05-24 |
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| CN201510771119.3A Withdrawn CN106706086A (en) | 2015-11-12 | 2015-11-12 | Ultra-high voltage transmission line on-line monitoring system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449453A (en) * | 2017-07-24 | 2017-12-08 | 国家电网公司 | Comprehensive monitor system based on electric force pole tower |
| CN110763270A (en) * | 2019-10-14 | 2020-02-07 | 国网江苏省电力有限公司盐城供电分公司 | Power transmission line tower pole working condition monitoring system based on multiple information acquisition |
| CN110807765A (en) * | 2019-09-27 | 2020-02-18 | 许昌许继软件技术有限公司 | Suspension insulator string inclination detection method and system based on image processing |
| CN113252102A (en) * | 2021-05-07 | 2021-08-13 | 国网山东省电力公司东平县供电公司 | High-voltage transmission line on-line monitoring system |
| RU211126U1 (en) * | 2020-07-21 | 2022-05-23 | Общество с ограниченной ответственностью «НАУЧНО-ПРОИЗВОДСТВЕННАЯ КОМПАНИЯ «ФАРАДА» | DEVICE FOR OPERATIONAL ONLINE MONITORING OF THE TECHNICAL CONDITION OF HIGH VOLTAGE POWER LINES |
| CN114910118A (en) * | 2021-11-17 | 2022-08-16 | 中国电力科学研究院有限公司 | Method and system for observing electromagnetic environment of alternating-current transmission line |
-
2015
- 2015-11-12 CN CN201510771119.3A patent/CN106706086A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449453A (en) * | 2017-07-24 | 2017-12-08 | 国家电网公司 | Comprehensive monitor system based on electric force pole tower |
| CN107449453B (en) * | 2017-07-24 | 2019-08-23 | 国家电网公司 | Comprehensive monitor system based on electric force pole tower |
| CN110807765A (en) * | 2019-09-27 | 2020-02-18 | 许昌许继软件技术有限公司 | Suspension insulator string inclination detection method and system based on image processing |
| CN110763270A (en) * | 2019-10-14 | 2020-02-07 | 国网江苏省电力有限公司盐城供电分公司 | Power transmission line tower pole working condition monitoring system based on multiple information acquisition |
| RU211126U1 (en) * | 2020-07-21 | 2022-05-23 | Общество с ограниченной ответственностью «НАУЧНО-ПРОИЗВОДСТВЕННАЯ КОМПАНИЯ «ФАРАДА» | DEVICE FOR OPERATIONAL ONLINE MONITORING OF THE TECHNICAL CONDITION OF HIGH VOLTAGE POWER LINES |
| CN113252102A (en) * | 2021-05-07 | 2021-08-13 | 国网山东省电力公司东平县供电公司 | High-voltage transmission line on-line monitoring system |
| CN114910118A (en) * | 2021-11-17 | 2022-08-16 | 中国电力科学研究院有限公司 | Method and system for observing electromagnetic environment of alternating-current transmission line |
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Application publication date: 20170524 |
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| WW01 | Invention patent application withdrawn after publication |