CN201966688U - Comprehensive measure and control device of a high-pressure shaft tower - Google Patents
Comprehensive measure and control device of a high-pressure shaft tower Download PDFInfo
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- CN201966688U CN201966688U CN2010205592934U CN201020559293U CN201966688U CN 201966688 U CN201966688 U CN 201966688U CN 2010205592934 U CN2010205592934 U CN 2010205592934U CN 201020559293 U CN201020559293 U CN 201020559293U CN 201966688 U CN201966688 U CN 201966688U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The utility model relates to the comprehensive measure and control device of a high-pressure shaft tower. The main power supply unit includes driven bird unit, flashover and a position fixed by lightening and detects unit, shaft tower slope measuring unit, shaft tower weather environment measuring unit, shaft tower invasion alarm unit, transmission line of electricity icing parameter detection unit, master controller, wireless transmitter and thermostat; The power supply unit including solar cell and wind-driven generator, and the wind-driven generator still has wind speed and wind direction measuring function, is the important component part of shaft tower weather environment detecting device; The power supply unit stores the electric quantity gathered through gathering circuit into the battery to supply power to the device. The wireless transmitter sends out the information that gathered at the scene to the distant Surveillance center through GPRS. The utility model can be accomplished intelligence and drive functions such as bird, flashover and thunderbolt location, shaft tower slope measuring, weather environment measuring, invasion warning, icing parameter detection, and wind-force and solar electric power generation accord with the self-powered requirement of environment, which have improved the non-maintaining nature of system. And the adaptive capacity to environment is strong. This device is the important component part of intelligent electric netting, meeting with the requirement of the intelligent electric wire netting of national electric wire netting construction. It has higher practical value and wide application prospect.
Description
Technical field
The utility model relates to a kind of measure and control device, mainly is the radio fest and control device of intelligence, especially for the synthesis observe and control device of high pressure shaft tower.
Background technology
The high pressure shaft tower is the important step on the transmission line, its effect is bracing frame ceases to be busy line conductor and overhead ground wire, and makes between lead and the lead, between lead and the overhead ground wire, between lead and the high pressure shaft tower, and lead is to having enough safe distances between the earth and the scissors crossing thing.The maintenance and the monitoring of high pressure shaft tower mainly contain:
1) removing and take precautions against birds causes a hidden trouble to the high pressure shaft tower.Birds are very big to the threat of power network power transmission and transforming equipment security of operation, in the last few years, the ratio that causes transmission line tripping operation fault the line is busy the road fault trip because of the electric leakage of bird pest and porcelain insulator is very high, power department is also day by day paid attention to the science protection of transmission line, great amount of manpower and material resources from the organiztion measure to technical measures, have all been dropped into, traditional scarecrow device adopts simple ultrasonic wave or voice to drive bird, there is not the intellectual analysis function, there are many deficiencies in this scarer: 1. interruption is sent hyperacoustic mode and can be caused environmental pollution, the waste electric energy; 2. be interrupted the mode of sending threatening sound and can produce ambient noise, and bird is adapted to; 3. audio signal can only be sent with what passive infrared was controlled, the maintenance cost height can not be charged automatically; 4. do not possess iron tower Security alert function.
2) flashover and thunderbolt are searched and are accurately located.Thunder and lightning and flashover have unpredictability, uncertainty, when being struck by lightning or flashover takes place, the high pressure shaft tower can cause supply line's fault even power failure, traditional approach will be searched quickly and accurately, judge and the removing fault, the fault positioning method for transmission line that adopts mainly contains three classes: unit faults recorder analysis method, impedance method and traveling wave method, the error of three kinds of methods is bigger, all more than 10 kms, often needs to spend a large amount of human and material resources; Though transmission line has been strengthened lightning protection now; but it still can not avoid transmission line of lightning strike to cause power failure fully; even do not cause power failure; when thunderbolt is on overhead ground wire; overhead ground wire also may be subjected to great bodily injury; in case the workman can not in time find in the process of patrolling and examining, and can produce serious potential safety hazard.
3) high pressure shaft tower tilt detection.Ultra-high-tension power transmission line passes through path geographical environment and weather circumstance complication, and high pressure shaft tower quantity is many, and major part in the open air, the workload of attendant's maintenance repair is quite big, in case the shaft tower run-off the straight, the attendant does not find in time that shaft tower just has the danger of toppling over; If shaft tower is toppled over, can cause the interruption of whole transmission line, cause serious economy loss; Tradition is surveyed horizontal mode and is adopted the mode of dangling, and workload is big, wastes a large amount of material resources, and poor accuracy, and efficient is low.
4) high pressure shaft tower weather environment detects.The high pressure shaft tower field that generally distributes, its job stability are subjected to the influence of climatic environment on every side bigger, in time understand shaft tower ambient climate information, and the maintenance and the maintenance of shaft tower had significance; The meteorological detection comprises temperature, humidity, wind-force, wind speed, traditional meteorology detects the weather information that can not reflect shaft tower in real time, and can't determine the concrete meteorological condition of each shaft tower, can't finish exactly the influence of disaster weather warning and microclimate environment shaft tower, can't finish the active maintenance of shaft tower, increase potential safety hazard.
5) high pressure shaft tower intrusion alarm.Forbid generally near the high pressure shaft tower that the inoperative personnel are close, in case major structure becomes transmission of electricity accident and casualties, because near the most of the time of shaft tower does not have the staff to keep an eye on, this just need carry out effective monitoring to the shaft tower scope of not entering at scene again; High pressure shaft tower intrusion alarm system can effectively be monitored unauthorized person and object enters the shaft tower monitoring range, and in time alert notice Surveillance center takes corresponding measure.
6) powerline ice-covering parameter detecting.Icing snow caused once for the safe operation of many overhead transmission lines all over the world and had a strong impact on as a kind of special meteorological condition; The conductor galloping that icing causes also may cause alternate flashover, gold utensil to damage, tripping operation has a power failure, fall bar (tower), lead serious accident such as fracture; The a lot of areas of China all possess the condition that conductor galloping takes place, and the too much inferior accident of waving of generation, safe operation to transmission line constitutes a serious threat, the large tracts of land snowfall appears in China south at the beginning of 2008, low-temperature freezing rain and snow disaster has caused 19 provinces such as Zhejiang, Jiangsu, Anhui (district, city) disaster-stricken in various degree, economic loss reaches 53,700,000,000 yuan, and therefore effectively monitoring powerline ice-covering situation has crucial meaning to the operate as normal that guarantees transmission line and electrical network.
The stability of high pressure shaft tower is extremely important to the normal operation of whole electrical network, needs a kind of effective, intelligentized device that it is monitored, and guarantees fail safe and reliability when it uses, ensures the normal operation of electrical network.Along with continuous development economic and society, the intellectuality construction of electric power system also deepens continuously and launches, and the synthesis observe and control device of high pressure shaft tower is a kind of intellectuality, informationization, the high-tech checkout gear that adapts to the intelligent construction demand of electrical network.High pressure shaft tower comprehensive monitoring system is the intelligent grid important component part, and it mainly is the functions such as security monitoring, fault pre-alarming, maintenance diagnosis, intelligent protecting that realize high pressure pylon and supply line; Device has six major functions: drive bird, monitoring flashover and thunderbolt location, shaft tower inclination early warning, extreme meteorological warning, shaft tower intrusion alarm, powerline ice-covering detection; This matching requirements can effectively prevent damage and the accident potential of birds to shaft tower, judge the position of thunderbolt and flashover in time, accurately, effectively monitor the inclined degree of shaft tower, shaft tower environmental information on every side is provided, the invasion of effective monitoring unauthorized person provides the icing information of transmission line; This system can significantly reduce the maintenance cost of shaft tower, has shortened searching and maintenance time of accident, has reduced Field Force's labour intensity, has improved the stability that shaft tower uses, and ensures the normal operation of transmission line.
Intelligent grid is an emerging technical field, and traditional high pressure shaft tower comprehensive monitoring system exists tangible deficiency, mainly contains the following aspects:
1) drive the bird part in the existing high pressure shaft tower supervisory control system and can't discern initiatively whether near birds activity shaft tower is arranged, send ultrasonic wave for a long time and can make birds produce adaptability, and power consumption is big with threatening sound, the cost height, environmental pollution is serious.
2) in the existing high pressure shaft tower supervisory control system flashover and thunderbolt position error big, waste time and energy, and can't accurately judge the particular type of flashover and thunderbolt.
3) the shaft tower tilt detection mainly adopts manual type in the existing high pressure shaft tower supervisory control system, inefficiency, because the shaft tower One's name is legion, manual type can not in time be found the inclination of shaft tower, has huge potential safety hazard.
4) during weather environment detects in the existing high pressure shaft tower supervisory control system, can't accurately obtain near the information of the little weather environment of shaft tower, resultant weather information real-time is relatively poor.
5) intrusion alarm generally adopts manual method to carry out the line inspection in the existing high pressure shaft tower supervisory control system, and workload is big, and can't be real-time shaft tower is monitored poor accuracy.
6) the powerline ice-covering detection can't be measured always exactly in the existing high pressure shaft tower supervisory control system, and video frequency monitoring method cost height, error commonly used are big, and method is single, can't judge accurately the various icing situations of on-the-spot adverse circumstances.
7) each Elementary Function in the existing high pressure shaft tower supervisory control system is under the ultralow temperature state, can't operate as normal, and accommodative ability of environment is poor, can't finish the monitoring work in the extreme climate environment.
8) supply power mode generally adopts disposable battery in the existing high pressure shaft tower supervisory control system, can't satisfy round-the-clock, the monitoring work of adverse circumstances, environment for use has been subjected to restriction greatly.
9) existing high pressure shaft tower supervisory control system works alone, information is general to adopt wired mode to transmit or the wireless short-distance transmission, do not set up into wireless network, brought huge difficulty for maintenance and monitoring work, the real-time of information is poor, accuracy is low, and Surveillance center can't accurately monitor the situation of shaft tower.
In sum, because existing high pressure shaft tower supervisory control system exists many deficiencies, when realizing multiple function, often need to install multiple arrangement, therefore need a kind of intelligent observing and controlling system device that is applicable to transmission line mesohigh shaft tower, satisfy the growth requirement of intelligent grid in the electric power system, be convenient to install and accurately monitor every data message of high pressure shaft tower simultaneously, and in real time monitor message is sent to Surveillance center; Monitor message to numerous shaft towers is carried out unified management, grasps the working condition of each shaft tower in real time, guarantees the work of transmission line efficient stable, provides strong technical support and Information Assurance for building intelligent grid.
Summary of the invention
The purpose of this utility model is in order to solve above-mentioned deficiency, and a kind of synthesis observe and control device of high pressure shaft tower is provided.
The purpose of this utility model can be achieved through the following technical solutions: a kind of synthesis observe and control device of high pressure shaft tower, device comprise power supply unit, 6 functional units, master controller, wireless transmitter and thermostats; 6 functional units comprise intelligent bird-repeller unit, flashover and thunderbolt detection and localization unit, shaft tower tilt detection unit, shaft tower weather environment detecting unit, shaft tower intrusion alarm unit and powerline ice-covering parameter detecting unit; Power supply unit comprises solar cell and wind-driven generator two parts, and wind-driven generator also has the wind speed and direction measuring ability, is the part of shaft tower weather environment checkout gear; Power supply unit is stored into the solar energy and the wind energy of gathering in the storage battery by Acquisition Circuit, and system is powered; Wireless transmit/receive units is dealt into Surveillance center at a distance with the information of collection in worksite; Thermostat is opened when working temperature is lower than predetermined minimum operating temperature, and the assurance system is operate as normal at low temperatures; Each unit all has data-interface and master controller to link in 6 functional units in the high pressure shaft tower synthesis observe and control device, transmit image data, accept the management and the control of master controller, master controller is accepted monitoring and the management of Surveillance center to the high pressure shaft tower by wireless device and the contact of remote monitoring center.
Wherein, the device start is at first carried out initialization later, begin to carry out data collection task after initialization is normal, otherwise system reports to the police to Surveillance center by wireless mode; Adopt the mechanism of timed sending if the data of each unit collection are normal, then report to the police to Surveillance center immediately unusually as data; This device is in listening state always, if there is Surveillance center to send the instruction of self check, interrupts work now immediately, carries out System self-test, and the data of self-detection result and each unit are sent, the work before recovering then to interrupt; Whole device adopts house dog mechanism, can reset again automatically after device goes wrong.
Wherein, the intelligent bird-repeller unit comprises radar sensor, infrared sensor, signal amplification and processing section, A/D conversion portion, controller, data-interface, supersonic generator and speech synthesizer; Radar sensor and infrared sensor can be selected one of them or the two combination for use according to actual environment; The supersonic band that supersonic generator sends can stimulate and destroy birds nervous system, physiological system; Speech synthesizer is integrated multiple birds natural enemy and various electronic simulation sound, adopt shuffle order, shuffle at interval, three kinds of random fashions of shuffle frequency sound in the chip storehouse that plays sound.
Wherein, the intelligent bird-repeller unit judges whether have birds to enter in the guarded region by transducer, enter as bird, open supersonic generator and drive bird, if bird does not still leave in setting-up time, speech synthesizer just can start proceeds to drive bird, leaves back control up to birds and closes two speciogenesis devices.
Wherein, flashover and thunderbolt positioning unit comprise Luo-coil current sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface.
Wherein, flashover and thunderbolt positioning unit are by the flow through size of the big electric current of shaft tower of sensor, surpass the upper current limit of setting as electric current, send warning message immediately, controller obtains detecting size of current and direction by signal processing, judge the type of thunderbolt and flashover, export detected data message to master controller.
Wherein, the shaft tower tilt detection unit comprises obliquity sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface; Obliquity sensor adopts two axial rake transducers, also can adopt two axle acceleration sensors.
Wherein, the shaft tower tilt detection unit detects the angle of inclination of shaft tower in X-axis and Y direction by obliquity sensor always, if obliquity sensor detects the shaft tower run-off the straight, controller calculates the angle of inclination and exports the angle of inclination to host computer, if the angle of inclination surpasses the inclination limit of setting, then report to the police, otherwise continue monitoring to host computer.
Wherein, shaft tower weather environment detecting unit comprises air velocity transducer, wind transducer, temperature sensor, humidity sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface.
Wherein, pass through the meteorologic parameter of four sensor acquisition environment in the shaft tower weather environment detecting unit, and parameter delivered in the controller handle, export the meteorologic parameter data by data-interface to host computer then, if surpassing, image data sets limiting parameter, report to the police to host computer immediately, otherwise continue monitoring.
Wherein, wind-driven generator with wind-force measuring ability comprises fan blade (3), weathercock (2), generator (1), wind-force detecting unit and electric quantity acquisition unit, wherein the wind-force detecting unit is made up of angular transducer, current sensor, signal amplification and processing section, segment signal output, and the electric quantity acquisition part is made up of rectification, filtering, transformation, direct current modulation, storage battery; Thereby angular transducer detects the direction of wind-force by the angle that detects the weathercock rotation; Current sensor is to detect fan blade to rotate the size that drives alternator shaft rotation institute energy output, thereby indirect calculation goes out the size of wind speed; Collecting part is a generator electric quantity acquisition part, the electric weight that produces is stored in the storage battery through arrangement, for the whole system power supply.
Wherein, shaft tower intrusion alarm unit comprises video camera, vision signal processing section, A/D conversion portion, controller and data-interface.
Wherein, shaft tower intrusion alarm unit carries out IMAQ by video camera, earlier the initial pictures that collects is put into first register, waited n after second up-to-date detection image to be put into second register, n is the integer more than or equal to 1, analyzes in first register and second register by intelligent analysis system whether difference is arranged, if not then judge that nobody or thing invade monitoring range, otherwise thinking has people or thing invasion, reports to the police immediately; After having judged the image of second register is moved on in first register, continuing images acquired deposits in second register, proceed monitoring, first register in this device and the graphical analysis in second register are through the comparison after the image processing, and only whether identification has moving of people or certain volume object or change.
Wherein, powerline ice-covering parameter detecting unit comprises obliquity sensor, pulling force sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface; Wherein obliquity sensor is mounted on the electric transmission line isolator angle of surveying insulator string and vertical direction, and pulling force sensor is that the measurement insulator string acts on power transmission tower upper pulling force size.
Wherein, second is gathered inclination angle and pulling force data through sampling time n in powerline ice-covering parameter detecting unit, n is the integer more than or equal to 1, and will pass to host computer by data-interface after the data processing of gathering, host computer is passed to Surveillance center by wireless transmit/receive units with data again, Surveillance center's controller is with the pulling force gathered and the inclination data meteorologic parameter in conjunction with shaft tower, and analysis-by-synthesis calculates the icing weight and the thickness of shaft tower, reports to the police immediately if the weight of icing or thickness transfinite.
Wherein, the detection information of the synthesis observe and control device interface display system of high pressure shaft tower comprises whether each unit is normal, the address of access means, operating time, whether the intelligent bird-repeller unit is in the bird state that drives, the size of flashover and thunder-strike current, the classification of flashover and thunderbolt, meet with the alarm condition of thunderbolt and flashover, the size of two axial rakes, overload alarm interface, inclination angle, inclination direction, the wind speed size of system environments, wind direction, temperature level, the humidity size, environment weather warning interface, supply power voltage, accumulator electric-quantity, whether thermostat is opened, System self-test control option, shaft tower intrusion alarm interface, the icing overload alarm, insulator inclination angle and pulling force, icing analysis-by-synthesis interface etc.
Wherein, communicating by letter of the wireless transmit/receive units of device and Surveillance center adopted the mode of GPRS, HSCSD, WAP, EDGE, Bluetooth, EPOC, TD-SCMA, WCDMA, CDMA, CDMA2000, CDMA-EVDO, LTE, WIMAX or WLAN (wireless local area network).
Wherein, the wireless transmission data comprise state information, check code of image data information, each unit of address, each unit of address, each cell sensor of this device etc.
Wherein, the controller of each several part and master controller adopt DSP, single-chip microcomputer, little encapsulation embedded micro processors such as ARM, FPGA in the device.
Wherein, waterproof, antistatic, anti-electromagnetic interference, explosion-proof, anti-lightning strike processing are adopted in the apparatus structure design, and Temperature Humidity Sensor will keep a segment distance with thermostat and other pyrotoxins, prevents the influence of thermostat to Temperature Humidity Sensor.
Wherein, anti-electromagnetic interference method is that the line of each unit adopts the coaxial cable that has screen, shielding layer grounding, and at signal input part installation EMI absorption magnet ring; Coat static coating at nonmetal or non-conductive cell surface or shell.
Wherein, when device adopted the WLAN (wireless local area network) transmission means, the WLAN (wireless local area network) that each shaft tower device and Surveillance center's receiving terminal are formed adopted the networking mode of star-like and tree type, for strengthening the transmission signals quality, set up a base station every a segment distance, relaying also amplifies transmission signals.
Wherein, the thermostat in the device adopts at-20 ℃ of equipment that can start and heat.
Wherein, each unit adopts the super low-power consumption design in the device, has all done the low-power consumption processing on software and hardware.
Wherein, the power supply unit in the device has adopted battery protecting circuit, just stops external circuit to charge in batteries after the electric weight of storage battery is filled, and prevents the damage of too high electric weight to storage battery.
Wherein, Surveillance center's receiving terminal comprises reception antenna, receiving and processing device, data-interface, computer, and final data information shows on the display of computer, manages and controls by the shaft tower integrated monitoring apparatus of computer to far-end.
Wherein, the warning device of receiving terminal comprises audible alarm and light alarm, image alarm etc.
Wherein, loudspeaker are adopted in described audible alarm, and bulb or the LED with caution look and flashing function adopted in described light alarm, and described image alarm is to jump out the warning interface on computer display.
Feature of the present utility model and advantage are to drive in this device the bird part can discern initiatively whether near birds activity shaft tower is arranged, and sends ultrasonic wave in succession and drive bird with threatening sound when birds process shaft tower, low in energy consumption, the accuracy rate height, and environmental pollution is little.
Another feature of the present utility model and advantage are flashover and thunderbolt accurate positioning, error free in this device, and be time saving and energy saving, and can accurately judge the particular type of flashover and thunderbolt.
Feature and advantage more of the present utility model are that the shaft tower tilt detection mainly adopts intelligent analysis method in this device, the efficient height, and angle of bank measurement is accurate, in numerous shaft towers, can in time find the shaft tower that tilts, reduces potential safety hazard.
Another feature and advantage of the present utility model are that weather environment detects the information that can accurately obtain near the little weather environment of shaft tower in this device, and weather information in real time, accurately can provide detailed meteorological data for Surveillance center.
Another feature and advantage of the present utility model are in this device the shaft tower intrusion alarm detects to judge accurately near the shaft tower whether the object of invasion is arranged, and the information of will invade in time passes to Surveillance center, notify Surveillance center in time to take corresponding measure.
Another feature and advantage of the present utility model are that the powerline ice-covering detection is put in order by the critical data to collection in worksite in this device, utilize the icing overall analysis system that the ice coating state of on-the-spot transmission line is analyzed, accurately draw the icing situation of transmission line, provide strong foundation for the attendant in time takes maintenance measure.
Another feature and advantage of the present utility model are in this device thermostat to be housed, and can guarantee each unit operate as normal under the ultralow temperature state, and accommodative ability of environment is strong, can play a significant role in the monitoring of extreme climate environment.
Another feature and advantage of the present utility model are that supply power mode generally adopts solar energy and wind power supply in this device, can satisfy round-the-clock, the monitoring work of adverse circumstances, environment for use has been subjected to widening greatly, and this energy clean environment firendly, the environment self-adaption ability is strong.
Another feature and advantage of the present utility model are to have radio receiving transmitting module in this device, the information of each shaft tower collection can be sent to Surveillance center timely, Surveillance center can carry out networking to the shaft tower of work on the spot, the network real-time is good, working condition by numerous shaft towers in the timely understanding net, be convenient to unified management and early warning repairing, make the shaft tower can be in efficient, orderly, stable work in complicated, the bad working environment.
Another feature and advantage of the present utility model are only to have realized with a device the multinomial function of transmission line mesohigh shaft tower monitoring, are convenient to install and unified the maintenance.
Description of drawings
Fig. 1 is a complete schematic of the present utility model;
Fig. 2 is total work flow chart of the present utility model;
Fig. 3 is an intelligent bird-repeller of the present utility model unit schematic diagram;
Fig. 4 is an intelligent bird-repeller cell operation flow chart of the present utility model;
Fig. 5 is flashover of the present utility model and thunderbolt positioning unit schematic diagram;
Fig. 6 is flashover of the present utility model and thunderbolt positioning unit workflow diagram;
Fig. 7 is a shaft tower tilt detection unit schematic diagram of the present utility model;
Fig. 8 is a shaft tower tilt detection unit workflow diagram of the present utility model;
Fig. 9 is a shaft tower weather environment detecting unit schematic diagram of the present utility model;
Figure 10 is the wind-driven generator schematic diagram with wind-force measuring ability of the present utility model;
Figure 11 is a shaft tower weather environment detecting unit workflow diagram of the present utility model;
Figure 12 is a shaft tower intrusion alarm of the present utility model unit schematic diagram;
Figure 13 is a shaft tower intrusion alarm cell operation flow chart of the present utility model;
Figure 14 is a powerline ice-covering parameter detecting of the present utility model unit schematic diagram;
Figure 15 is a powerline ice-covering parameter detecting cell operation flow chart of the present utility model;
Figure 16 is the synthesis observe and control device monitoring interface of high pressure shaft tower of the present utility model.
Embodiment
The synthesis observe and control device of high pressure shaft tower described in the utility model mainly comprises power supply unit, intelligent bird-repeller unit, flashover and thunderbolt detection and localization unit, shaft tower tilt detection unit, shaft tower weather environment detecting unit, shaft tower intrusion alarm unit, powerline ice-covering parameter detecting unit, master controller, wireless transmitter and thermostat as shown in Figure 1; Power supply unit is divided into solar power generation and wind power generation two parts again, and wind-driven generator also has the wind speed and direction measuring ability, is the important component part of shaft tower weather environment checkout gear; Power supply unit is stored into the electric weight of gathering in the storage battery by Acquisition Circuit, and system is powered; Wireless transmitter is dealt into the information of collection in worksite by GPRS or WLAN (wireless local area network) the Surveillance center of distant place; Thermostat is the assurance system important device of operate as normal at low temperatures, high pressure shaft tower integrated monitoring apparatus comprises six major function unit, each unit all has data-interface and center control to link, transmit image data, accept the management and the control of master controller, master controller is formed WLAN (wireless local area network) or GPRS net by wireless device and the contact of remote monitoring center, makes things convenient for monitoring and the management of Surveillance center to the high pressure shaft tower.
As shown in Figure 2, the concrete workflow of the synthesis observe and control device of high pressure shaft tower described in the utility model is: the device start is at first carried out initialization later, begin to carry out data collection task after self check is normal, otherwise system reports to the police to Surveillance center by wireless mode; Adopt the mechanism of timed sending if the data of each unit collection are normal, then report to the police to Surveillance center immediately unusually as data; This device is in listening state always, if there is Surveillance center to send the instruction of self check, interrupts work now immediately, carries out System self-test, and the data of self-detection result and each unit are sent, the work before recovering then to interrupt; The wireless transmission data comprise state information, check code of image data information, each unit of address, each unit of address, each cell sensor of this system etc.; When the temperature of gathering in the shaft tower weather environment checkout gear is lower than the default minimum operating temperature, start thermostat immediately, when being higher than minimum temperature, temperature then closes thermostat, make system be in the above work of minimum operating temperature of setting all the time, whole device adopts house dog mechanism, can reset again automatically after device goes wrong, improve the reliability and the non-maintaining property of device.
As shown in Figure 3, intelligent bird-repeller described in the utility model unit comprises: radar sensor or infrared sensor, signal amplification and processing section, A/D conversion portion, controller, data-interface, supersonic generator and speech synthesizer; Wherein selecting for use of radar sensor and infrared sensor can be selected one of them or the two combination for use according to actual environment; The signal that radar and infrared sensor detect is fainter, must could must reach the effect of judgment object motion through signal processing; Controller generally adopts DSP, and it mainly acts on is that signals collecting to front end is partly carried out Digital Signal Processing, enlarges monitoring range, produces pulse signal, the switching of control supersonic generator and speech synthesizer; Supersonic generator is a kind of generation ultrasonic pulse countermeasure set, can stimulate and destroy birds nervous system, physiological system, makes that its physiology is disorderly to be driven bird and get effect to reach; Speech synthesizer is integrated multiple birds natural enemy and various electronic simulation sound, adopt shuffle order, shuffle at interval, three kinds of random fashions of shuffle frequency sound in the chip storehouse that plays sound, tonequality is good, and the sound Hongyuan has effectively prevented the adaptability of birds
As shown in Figure 4, intelligent bird-repeller cell operation flow process described in the utility model is: after this unit initialization, begin to enter monitor state, supersonic generator and speech synthesizer are closed under no bird state, in guard space, there is bird to enter, all weather radar transducer identification back is by the unlatching of controller control scarer, and supersonic generator is opened earlier and sent the changeable frequency ultrasonic wave, just closes the output of supersonic generator after bird leaves automatically; If in setting-up time, bird does not still leave, and speech synthesizer just can start and sends the threatening voice, leaves up to birds, and birds leave the back controller and close two speciogenesis devices; Controller and software can be realized hundreds of ultrasonic waves, voice combination.
As shown in Figure 5, flashover described in the utility model and thunderbolt positioning unit comprise: Luo-coil current sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface.This unit by detecting flashover and thunderbolt moment electromagnetic field induced current size and Orientation in Luo-coil, is judged the type and size of thunderbolt and flashover according to electromagnetic induction principle; The Luo-coil current sensor is a kind of great current sensor, can effectively monitor the generation of thunderbolt and flashover; When thunderbolt takes place, the rogowski current transducer can be exported thunderbolt faradic size on shaft tower, amplify and processing through signal, and change through A/D, faradic size is delivered in the controller, controller is converted into the size of thunderbolt actual current by the induced current that obtains, and carries out that digital signal processing obtains being struck by lightning and the particular type of flashover.
As shown in Figure 6, flashover described in the utility model and thunderbolt positioning unit workflow are: after this unit initialization, begin to enter monitor state, the Luo-coil transducer is opened always and the situation of shaft tower electric current is detected, if detected electric current surpasses the electric current of setting, then send warning message immediately, otherwise continue to detect; If any warning message, controller obtains detecting size of current and direction by signal processing, judges the type of thunderbolt and flashover, exports detected data message to master controller.
As shown in Figure 7, shaft tower tilt detection unit described in the utility model comprises: obliquity sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface; Obliquity sensor is the core of shaft tower detecting unit, adopt two axial rake transducers in the utility model, when mounted, with X-axis or Y-axis positive direction aim at east, south, west, north four direction one of them, handle by controller, can draw shaft tower and respectively what tilt, just can obtain the concrete well azimuth of shaft tower, be convenient to the maintenance of attendant shaft tower in X-axis and Y direction.
As shown in Figure 8, shaft tower tilt detection unit workflow described in the utility model is: after this unit initialization, begin to enter monitor state, obliquity sensor detects the angle of inclination of shaft tower in X-axis and Y direction always, if obliquity sensor detects the shaft tower run-off the straight, controller calculates the angle of inclination and exports the angle of inclination to host computer, if the angle of inclination surpasses the inclination limit of setting, then report to the police, otherwise continue monitoring to host computer.
As shown in Figure 9, shaft tower weather environment detecting unit described in the utility model comprises: air velocity transducer, wind transducer, temperature sensor, humidity sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface; Air velocity transducer and wind transducer are to detect the wind-force meteorologic parameter, and wind transducer calculates the direction of wind-force by the angle that weathercock rotates; Air velocity transducer is fixed on the weathercock, and target is rotated and rotated with the wind, is remaining the direction that detects maximum wind velocity; According to the actual requirements wind speed wind direction sensor and wind-driven generator are combined in the utility model, utilize wind power generation and solar power generation advantage separately, realize the environment self-adaption and the self-powered of system.
As shown in figure 10, described in the utility model have the wind-driven generator of wind-force measuring ability by fan blade (3), weathercock (2), generator (1), wind-force detecting unit and electric quantity acquisition unit, wherein the wind-force detecting unit comprises: angular transducer, current sensor, signal amplification and processing section, segment signal output, and electric quantity acquisition partly comprises: rectification, filtering, transformation, direct current modulation, storage battery; Thereby angular transducer is the direction that detects the angle detection wind-force of weathercock rotation; Current sensor is to detect fan blade to rotate the size that drives alternator shaft rotation institute energy output, thereby indirect calculation goes out the size of wind speed; Collecting part is a generator electric quantity acquisition part; the electric weight that produces is stored in the storage battery through arrangement; for the whole system power supply; realized the environment self-adaption of this device; this is an innovative point of the present utility model; this innovative point meets the development trend of environmental protection, has strengthened the non-maintaining property of high pressure shaft tower.
As shown in figure 11, shaft tower weather environment detecting unit workflow described in the utility model is: after this unit initialization, begin to enter monitor state, four transducers all are in detected state, gather the meteorologic parameter of environment, this parameter is delivered in the controller after treatment, and by data-interface to host computer output meteorologic parameter data, this cell controller judges that whether meteorologic parameter is above preestablishing the restriction of reporting to the police simultaneously, set restriction if surpass, report to the police to host computer immediately, otherwise continue monitoring.
As shown in figure 12, shaft tower intrusion alarm described in the utility model unit comprises video camera, vision signal processing section, A/D conversion portion, controller and data-interface; Video camera is that the device of acquisition monitoring range image, the image of camera acquisition are delivered in the controller after vision signal processing and A/D conversion, controller is discerned with image processing the image that detects and had been judged whether people or thing intrusion monitoring scope afterwards, if any people or thing invasion, send alarm signal to host computer immediately.
As shown in figure 13, shaft tower intrusion alarm cell operation flow process described in the utility model is: after this unit initialization, begin to enter detected state, elder generation's initial pictures is put into register one, waits n after second detected image to be put into register two, and n is the integer more than or equal to 1, analyze the difference whether intrusive body is arranged in register two and the register one by intelligent analysis system, if not then judge that nobody or thing invade monitoring range, otherwise think that people or thing invasion are arranged, report to the police immediately; After having judged the image of register two is moved on in the register one, continue images acquired and deposit in the register two, proceed monitoring.
As shown in figure 14, powerline ice-covering parameter detecting described in the utility model unit comprises obliquity sensor, pulling force sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface; Obliquity sensor is installed on the insulator of transmission line, measures the angle of insulator and vertical direction, and pulling force sensor is to measure insulator string to act on power transmission tower upper pulling force size; Obliquity sensor and pulling force sensor record parameter and pass to host computer by data-interface.
As shown in figure 15, powerline ice-covering parameter detecting cell operation flow process described in the utility model is: after this unit initialization, begin to enter detected state, set sampling time n, n is the integer more than or equal to 1, and controller n gathers inclination angle and pulling force data second, and pass to host computer by data-interface after the data processing that will gather, host computer is being passed to Surveillance center by wireless transmit/receive units with data, as the important parameter of icing analysis; The principle that icing detects is: the supposition suspension insulator is that the rigid body of evenly load is directly excellent, by pulling force sensor is installed on insulator string, obliquity sensor, angle excursion and the insulator string of measuring insulator string act on power transmission tower upper pulling force size, according to equalising torque and dynamic balance condition, can calculate the lead comprehensive load size that acts on the insulator string, during powerline ice-covering, the comprehensive load that acts on the power transmission tower comprises the conductor load that vertical span is interior, icing load and wind load, the result that wind load is measured by wind speed wind direction sensor calculates according to the transmission line design specification, and is last according to setting up weight and the thickness that the mechanical analysis equation draws the circuit icing.
As shown in figure 16, the detection information of the synthesis observe and control device interface display system of high pressure shaft tower described in the utility model comprises: whether each unit is normal, the address of access system, operating time, the intelligent bird-repeller unit whether be in the bird state that drives, the size of flashover and thunder-strike current, the classification of flashover and thunderbolt, meet with the alarm condition of thunderbolt and flashover, the size of two axial rakes, overload alarm interface, inclination angle, inclination direction, the wind speed size of system environments, wind direction, temperature level, the humidity size, environment weather warning interface, supply power voltage, accumulator electric-quantity, whether thermostat is opened, System self-test control option, shaft tower intrusion alarm interface, the icing overload alarm, insulator inclination angle and pulling force, icing analysis-by-synthesis interface etc.
The synthesis observe and control device of high pressure shaft tower described in the utility model can be finished functions such as intelligent bird-repeller, smart lightning and flashover location, intelligent shaft tower tilt detection, the detection of intelligent weather environment, intelligent intrusion alarm, intelligent icing parameter detecting, wind-force and solar power generation meet the self-powered requirement of environment, the required power supply of generator that can stability and high efficiency, improved the non-maintaining property of system, adaptive capacity to environment is strong, has a extensive future; This device is a kind of brand-new, intelligence, the comprehensive intelligent supervisory control system of high technology content is the important component part of intelligent grid, meets the demand that national grid is built intelligent electrical network fully, has higher utility and using value.
The above is only for the utility model that preferably is not limited to of the present utility model, and obviously, those skilled in the art can carry out various changes and modification and not break away from spirit and scope of the present utility model the utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (23)
1. the synthesis observe and control device of a high pressure shaft tower, device comprises power supply unit, 6 functional units, master controller, wireless transmitter and thermostats; 6 functional units comprise intelligent bird-repeller unit, flashover and thunderbolt detection and localization unit, shaft tower tilt detection unit, shaft tower weather environment detecting unit, shaft tower intrusion alarm unit and powerline ice-covering parameter detecting unit; Power supply unit comprises solar cell and wind-driven generator two parts, and wind-driven generator also has the wind speed and direction measuring ability, is the part of shaft tower weather environment checkout gear; Power supply unit is stored into the solar energy and the wind energy of gathering in the storage battery by Acquisition Circuit, and system is powered; Wireless transmit/receive units is dealt into Surveillance center at a distance with the information of collection in worksite; Thermostat is opened when working temperature is lower than predetermined minimum operating temperature, and the assurance system is operate as normal at low temperatures; Each unit all has data-interface and master controller to link in 6 functional units in the high pressure shaft tower synthesis observe and control device, transmit image data, accept the management and the control of master controller, master controller is accepted monitoring and the management of Surveillance center to the high pressure shaft tower by wireless device and the contact of remote monitoring center.
2. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: the intelligent bird-repeller unit comprises radar sensor, infrared sensor, signal amplification and processing section, A/D conversion portion, controller, data-interface, supersonic generator and speech synthesizer; Radar sensor and infrared sensor can be selected one of them or the two combination for use according to actual environment; The supersonic band that supersonic generator sends can stimulate and destroy birds nervous system, physiological system; Speech synthesizer is integrated multiple birds natural enemy and various electronic simulation sound, adopt shuffle order, shuffle at interval, three kinds of random fashions of shuffle frequency sound in the chip storehouse that plays sound.
3. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: flashover and thunderbolt positioning unit comprise Luo-coil, current sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface.
4. the synthesis observe and control device of high pressure shaft tower according to claim 3, it is characterized in that: flashover and thunderbolt positioning unit are by the flow through size of shaft tower electric current of sensor, surpass the upper current limit of setting as electric current, send warning message immediately, controller obtains detecting size of current and direction by signal processing, judge the type of thunderbolt and flashover, export detected data message to master controller.
5. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: the shaft tower tilt detection unit comprises obliquity sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface; Obliquity sensor adopts two axial rake transducers or two axle acceleration sensors.
6. the synthesis observe and control device of high pressure shaft tower according to claim 5, it is characterized in that: the shaft tower tilt detection unit detects the angle of inclination of shaft tower in X-axis and Y direction by obliquity sensor always, if obliquity sensor detects the shaft tower run-off the straight, controller calculates the angle of inclination and exports the angle of inclination to host computer, if the angle of inclination surpasses the inclination limit of setting, then report to the police, otherwise continue monitoring to host computer.
7. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: shaft tower weather environment detecting unit comprises air velocity transducer, wind transducer, temperature sensor, humidity sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface.
8. the synthesis observe and control device of high pressure shaft tower according to claim 7 is characterized in that: temperature sensor and humidity sensor will keep a segment distance with thermostat and other pyrotoxins, prevent the influence of thermostat to temperature sensor and humidity sensor.
9. the synthesis observe and control device of high pressure shaft tower according to claim 7, it is characterized in that: the meteorologic parameter of passing through four sensor acquisition environment in the shaft tower weather environment detecting unit, and parameter delivered in the controller handle, export the meteorologic parameter data by data-interface to host computer then, if surpassing, image data sets limiting parameter, report to the police to host computer immediately, otherwise continue monitoring.
10. the synthesis observe and control device of high pressure shaft tower according to claim 1, it is characterized in that: the wind-driven generator with wind-force measuring ability comprises fan blade (3), weathercock (2), generator (1), wind-force detecting unit and electric quantity acquisition unit, wherein the wind-force detecting unit is made up of angular transducer, current sensor, signal amplification and processing section, segment signal output, and the electric quantity acquisition unit is made up of rectification, filtering, transformation, direct current modulation, storage battery; Thereby angular transducer detects the direction of wind-force by the angle that detects the weathercock rotation; Current sensor is to detect fan blade to rotate the size that drives alternator shaft rotation institute energy output, thereby indirect calculation goes out the size of wind speed.
11. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: shaft tower intrusion alarm unit comprises video camera, vision signal processing section, A/D conversion portion, controller and data-interface.
12. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: powerline ice-covering parameter detecting unit comprises obliquity sensor, pulling force sensor, signal amplification and processing section, A/D conversion portion, controller and data-interface; Wherein obliquity sensor is installed in the angle of measuring insulator string and vertical direction on the electric transmission line isolator, and pulling force sensor is measured insulator string and acted on power transmission tower upper pulling force size.
13. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: communicating by letter of the wireless transmitter of device and Surveillance center adopted the mode of GPRS, HSCSD, WAP, EDGE, Bluetooth, EPOC, TD-SCMA, WCDMA, CDMA, CDMA2000, CDMA-EVDO, LTE, WIMAX or WLAN (wireless local area network).
14. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: the controller of each several part and master controller adopt DSP, single-chip microcomputer, ARM or FPGA in the device.
15. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: waterproof, antistatic, anti-electromagnetic interference, explosion-proof, anti-lightning strike processing are adopted in the apparatus structure design.
16. the synthesis observe and control device of high pressure shaft tower according to claim 15 is characterized in that: anti-electromagnetic interference method is that the line of each unit adopts the coaxial cable that has screen, shielding layer grounding, and at signal input part installation EMI absorption magnet ring; Coat static coating at nonmetal or non-conductive cell surface or shell.
17. the synthesis observe and control device of high pressure shaft tower according to claim 13, it is characterized in that: when device adopts the WLAN (wireless local area network) transmission means, the WLAN (wireless local area network) that each shaft tower device and Surveillance center's receiving terminal are formed adopts the networking mode of star-like and tree type, for strengthening the transmission signals quality, set up a base station every a segment distance, relaying also amplifies transmission signals.
18. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: the thermostat in the device adopts at-20 ℃ of equipment that can start and heat.
19. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: each unit adopts the super low-power consumption design in the device.
20. the synthesis observe and control device of high pressure shaft tower according to claim 1; it is characterized in that: the power supply unit in the device has adopted battery protecting circuit; after the electric weight of storage battery is filled, just stop external circuit to charge in batteries, prevent of the damage of too high electric weight storage battery.
21. the synthesis observe and control device of high pressure shaft tower according to claim 1, it is characterized in that: Surveillance center's receiving terminal comprises reception antenna, receiving and processing device, data-interface, computer, final data information shows on the display of computer, manages and controls by the shaft tower synthesis observe and control device of computer to far-end.
22. the synthesis observe and control device of high pressure shaft tower according to claim 1 is characterized in that: the warning device of receiving terminal comprises audible alarm, light alarm, image alarm.
23. the synthesis observe and control device of high pressure shaft tower according to claim 22, it is characterized in that: loudspeaker are adopted in described audible alarm, bulb or the LED with caution look and flashing function adopted in described light alarm, and described image alarm is to jump out the warning interface on display.
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| CN2010205592934U CN201966688U (en) | 2010-10-13 | 2010-10-13 | Comprehensive measure and control device of a high-pressure shaft tower |
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| CN2010205592934U CN201966688U (en) | 2010-10-13 | 2010-10-13 | Comprehensive measure and control device of a high-pressure shaft tower |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101989767A (en) * | 2010-10-13 | 2011-03-23 | 中电国科(北京)科技有限公司 | Comprehensive measuring and controlling device of high voltage pole tower |
| CN102654397A (en) * | 2012-04-28 | 2012-09-05 | 北京捷运信通科技有限公司 | Tilting detection method for towers |
| CN103728511A (en) * | 2013-12-20 | 2014-04-16 | 西安理工大学 | High-voltage direct-current transmission grounding grid state online monitoring system and monitoring method |
| CN104007713A (en) * | 2014-01-10 | 2014-08-27 | 国家电网公司 | Online transmission line tower assembly monitoring device |
| CN104062964A (en) * | 2014-07-03 | 2014-09-24 | 中国人民解放军军事医学科学院卫生学环境医学研究所 | Hand-held monitor and network monitoring system for monitoring and early warning of cold environment |
| CN104374430A (en) * | 2014-11-19 | 2015-02-25 | 国家电网公司 | High-voltage power transmission pole tower base landslide monitoring system |
| CN104393554A (en) * | 2014-12-10 | 2015-03-04 | 马人欢 | Overhead power line fixing device |
| CN104635513A (en) * | 2013-11-06 | 2015-05-20 | 宁夏新航信息科技有限公司 | Device and system for wireless remote measuring and control |
| CN104977507A (en) * | 2015-06-29 | 2015-10-14 | 广西大学 | Lightning fault positioning detection apparatus |
| CN105068156A (en) * | 2015-09-15 | 2015-11-18 | 成都汉康信息产业有限公司 | Rainfall detector for geological disaster |
| CN105241500A (en) * | 2015-10-10 | 2016-01-13 | 国家电网公司 | Long-distance wireless intelligent monitoring system for state of span support |
| CN106066439A (en) * | 2016-08-15 | 2016-11-02 | 国网山西省电力公司大同供电公司 | A kind of high-tension electricity power transmission line life monitoring system |
| CN107193057A (en) * | 2017-06-21 | 2017-09-22 | 广东电网有限责任公司江门供电局 | A kind of condition checkout gear for distribution line supporting construction |
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| CN110836659A (en) * | 2019-11-20 | 2020-02-25 | 国网北京市电力公司 | System and method for monitoring gravity center inclination angle of tower under local microclimate |
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| CN113114996A (en) * | 2021-04-09 | 2021-07-13 | 国网河北省电力有限公司行唐县供电分公司 | Video monitoring integrated equipment for electric power system |
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| CN101989767B (en) * | 2010-10-13 | 2013-12-18 | 中电国科(北京)科技有限公司 | Comprehensive measuring and controlling device of high voltage pole tower |
| CN101989767A (en) * | 2010-10-13 | 2011-03-23 | 中电国科(北京)科技有限公司 | Comprehensive measuring and controlling device of high voltage pole tower |
| CN102654397A (en) * | 2012-04-28 | 2012-09-05 | 北京捷运信通科技有限公司 | Tilting detection method for towers |
| CN102654397B (en) * | 2012-04-28 | 2014-02-19 | 北京捷运信通科技有限公司 | Tilting detection method for towers |
| CN104635513A (en) * | 2013-11-06 | 2015-05-20 | 宁夏新航信息科技有限公司 | Device and system for wireless remote measuring and control |
| CN103728511A (en) * | 2013-12-20 | 2014-04-16 | 西安理工大学 | High-voltage direct-current transmission grounding grid state online monitoring system and monitoring method |
| CN104007713A (en) * | 2014-01-10 | 2014-08-27 | 国家电网公司 | Online transmission line tower assembly monitoring device |
| CN104062964A (en) * | 2014-07-03 | 2014-09-24 | 中国人民解放军军事医学科学院卫生学环境医学研究所 | Hand-held monitor and network monitoring system for monitoring and early warning of cold environment |
| CN104374430A (en) * | 2014-11-19 | 2015-02-25 | 国家电网公司 | High-voltage power transmission pole tower base landslide monitoring system |
| CN104393554B (en) * | 2014-12-10 | 2017-01-18 | 国网山东省电力公司费县供电公司 | Overhead power line fixing device |
| CN104393554A (en) * | 2014-12-10 | 2015-03-04 | 马人欢 | Overhead power line fixing device |
| CN104977507A (en) * | 2015-06-29 | 2015-10-14 | 广西大学 | Lightning fault positioning detection apparatus |
| CN105068156A (en) * | 2015-09-15 | 2015-11-18 | 成都汉康信息产业有限公司 | Rainfall detector for geological disaster |
| CN105241500A (en) * | 2015-10-10 | 2016-01-13 | 国家电网公司 | Long-distance wireless intelligent monitoring system for state of span support |
| CN105241500B (en) * | 2015-10-10 | 2017-07-28 | 国家电网公司 | A kind of crossing frame state remote-wireless intelligent monitor system |
| CN106066439A (en) * | 2016-08-15 | 2016-11-02 | 国网山西省电力公司大同供电公司 | A kind of high-tension electricity power transmission line life monitoring system |
| CN107193057A (en) * | 2017-06-21 | 2017-09-22 | 广东电网有限责任公司江门供电局 | A kind of condition checkout gear for distribution line supporting construction |
| CN107394891A (en) * | 2017-07-05 | 2017-11-24 | 芜湖纯元光电设备技术有限公司 | A kind of electronics bidirectional safe control system applied to LED safety electric networks |
| CN110836659A (en) * | 2019-11-20 | 2020-02-25 | 国网北京市电力公司 | System and method for monitoring gravity center inclination angle of tower under local microclimate |
| CN111786082A (en) * | 2020-06-19 | 2020-10-16 | 深圳国人通信技术服务有限公司 | Miniaturized 5G basic station |
| CN111786082B (en) * | 2020-06-19 | 2021-09-07 | 深圳国人通信技术服务有限公司 | Miniaturized 5G basic station |
| CN113114996A (en) * | 2021-04-09 | 2021-07-13 | 国网河北省电力有限公司行唐县供电分公司 | Video monitoring integrated equipment for electric power system |
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