CN109188229A - A kind of UAV system corona discharge broadband spectral detection device and method - Google Patents
A kind of UAV system corona discharge broadband spectral detection device and method Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1218—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing using optical methods; using charged particle, e.g. electron, beams or X-rays
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
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Abstract
The invention proposes a kind of UAV system corona discharge broadband spectral detection devices, including unmanned plane, equipped with detection case on unmanned plane, Ultraviolet sensor and detection antenna are provided on detection case, UV signal processing circuit is provided in detection case, aerial signal Acquisition Circuit, array signal processing circuit, power module, processor and communication module, Ultraviolet sensor is connected with UV signal processing circuit, detection antenna is connected with aerial signal Acquisition Circuit, aerial signal Acquisition Circuit is connected with array signal processing circuit, UV signal processing circuit, array signal processing circuit, power module and communication module are connected with processor.The present invention realizes the correct assessment to corona discharge degree by improving the Sensitivity of corona point to the ultraviolet spectra and radio frequency wave spectrum joint-detection in corona discharge signal, while by statisticalling analyze to radio frequency spectroscopic signal and ultraviolet pulse number.
Description
Technical field
The present invention relates to the technical field of transmission open acess more particularly to a kind of UAV system corona discharge broadbands
Wave spectrum detection device and method.
Background technique
The corona discharge of transmission line of electricity can bring electromagnetic interference, electric energy loss, the Ageing of Insulators and route fever etc. to ask
Topic.The main reason for broken strand of power transmission line and fitting poor contact are corona discharges.To corona discharge phenomenon it is accurate measurement and
Positioning can help us to find line fault as early as possible and handle in time, to avoid the generation of serious accident.However, wide at present
The means of general the human eye range estimation and infrared imaging used, only can just detect when electric discharge develops to more serious degree.
Although also having ultraviolet imagery equipment for wireline inspection, imaging device is expensive, and operator is in ground detection, by
There is detection dead angle and blind area in the influence at visual angle, sunlight and distance.
Summary of the invention
It is difficult to position for transmission line malfunction, discharge signal accuracy in detection low technology in faulty transmission line position is asked
Topic, the present invention propose a kind of UAV system corona discharge broadband spectral detection device and method.
To solve the above-mentioned problems, the technical scheme of the present invention is realized as follows:
A kind of UAV system corona discharge broadband spectral detection device, including unmanned plane, it is described equipped with detection case on unmanned plane
Ultraviolet sensor and detection antenna are provided on detection case, detection antenna is used to receive the weak electromagnetic wave of corona discharge generation,
UV signal processing circuit, aerial signal Acquisition Circuit, array signal processing circuit, power module, place are provided in detection case
Reason device and communication module, Ultraviolet sensor are connected with UV signal processing circuit, detection antenna and aerial signal Acquisition Circuit
It is connected, aerial signal Acquisition Circuit is used for the amplification of wiping out background noise and small-signal, improves the accuracy of signal transmission
With convenient for subsequent detection, aerial signal Acquisition Circuit is connected with array signal processing circuit, and array signal processing circuit is real
The acquisition of existing high-frequency signal, using phase sensitivity relevant measurement method, the signal exported from aerial signal Acquisition Circuit and specific ginseng
It examines signal and does multiplying, filter out high frequency multiplication signal component, retain difference frequency signal component, obtain the amplitude and phase of measured signal
Information, UV signal processing circuit, array signal processing circuit, power module and communication module are connected with processor, lead to
News module is connected with mobile terminal.
Further, the UV signal processing circuit includes one stage signal amplifying circuit, one stage signal amplifying circuit point
It is not connected with pulse discriminator circuit and secondary filtering and amplifying circuit, pulse discriminator circuit is connected with processor, secondary filtering
Amplifying circuit is connected by A/D converter with processor.
Further, the pulse discriminator circuit includes current integration circuit, and current integration circuit is defeated with comparator circuit
Enter end to be connected, comparator circuit output end is connected with counter circuit, and counter circuit is connected with processor.
Further, the aerial signal Acquisition Circuit includes passive filter, passive filter respectively with detection antenna
It is connected with pre-amplifying module, pre-amplifying module is connected with array signal processing circuit.
Further, the array signal processing circuit includes two groups of independent signal processing circuits, at two groups of independent signals
Reason circuit is respectively used to the sinusoidal signal and cosine signal of processing aerial signal Acquisition Circuit transmission, two groups of independent signal processing electricity
Road includes multiplier, filter and A/D converter, and multiplier is connected with filter, and filter is connected with A/D converter
It connects, A/D converter is connected with adder, and adder is connected with processor；Signal source and one group of independent signal processing electricity
Multiplier in road is connected, and 90 ° of signal source phase shift are connected with the multiplier in another group of independent signal processing circuit.
Further, display screen is additionally provided on the detection case, display screen is used for the display of real time detection signal, display
Screen is connected with processor；Memory is provided in detection case, memory is for implementing storage detection information, memory and processing
Device is connected.
Further, the communication module is 4G communication module or GPRS communication module.
Further, the processor is MSP430 controller, and Ultraviolet sensor is R9533 blind type Ultraviolet sensor.
A kind of working method of unmanned plane carrier power source broadband spectral detection device, its step are as follows:
1) it will test case first to be mounted on the holder of unmanned plane, subsequent surface personnel controls unmanned plane during flying to power transmission line
Road monitoring point nearby carries out short distance detection；
2) antenna is detected on detection case and receives the weak electromagnetic wave that corona discharge generates, and aerial signal Acquisition Circuit receives detection day
The signal and aerial signal Acquisition Circuit wiping out background noise signal of line acquisition, aerial signal Acquisition Circuit will treated signals
It is transmitted to array signal processing circuit, array signal processing circuit amplifies processing, while array signal processing electricity to signal
The signal that the signal of acquisition and signal source are sent is done multiplying by road, filters out high frequency multiplication signal component, retains difference frequency signal point
Amount, obtains the amplitude and phase information of measured signal, and the amplitude and phase information of last measured signal are transmitted to processor progress
Processing, processor will be transferred to mobile terminal by communication module after the amplitude of measured signal and phase information processing, handle simultaneously
Device is shown on a display screen by information is handled；
3) Ultraviolet sensor is used to acquire the ultraviolet spectra information in corona discharge signal on detection case, and Ultraviolet sensor acquisition is purple
UV signal processing circuit is transferred to after external spectrum signal, UV signal processing circuit amplifies ultraviolet spectra signal respectively
It is handled with step-by-step counting, amplified signal is transmitted to processor by A/D converter, and pulse counting signal is transmitted to current integration electricity
Road, current integration circuit are input to comparator circuit, pulse counting signal voltage and reference valve after handling pulse counting signal
Threshold voltage compares, and comparator circuit is input to counter circuit by pulse counting signal voltage and with reference to threshold voltage fiducial value
It is counted, pulse counting signal is transferred to processor by counter circuit, and processor is by pulse counting signal and ultraviolet spectra
Signal by communication module is transferred to mobile terminal after being handled, and simultaneous processor is by ultraviolet spectra signal and pulse counting signal
It shows on a display screen；
4) by self poisoning system, staff sends unmanned plane during flying location information to unmanned plane to the ground, then detects antenna
There is corona discharge signal location to specific transmission line of electricity to position, last Ultraviolet sensor passes through in corona discharge signal
There is the accurate positioning of corona discharge signal node position to transmission line of electricity in ultraviolet spectra.
Beneficial effects of the present invention: the present invention by corona discharge signal ultraviolet spectra and radio frequency wave spectrum two not
Substep joint-detection is carried out with electromagnetic wave band, by radio frequency coarse localization to transmission line malfunction position, ultraviolet light is accurately positioned defeated
Line fault point, improves the Sensitivity of corona point, by radio frequency spectroscopic signal and ultraviolet pulse number system
Meter analysis realizes the correct assessment to corona discharge degree, while surface personnel remotely controls nobody using mobile terminal
Machine obtains unmanned plane during flying position in real time, substantially increases transmission open acess efficiency, it is fast to facilitate surface personnel
Speed reaches the position of fault and is overhauled.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is Ultraviolet sensor signal processing circuit schematic diagram.
Fig. 2 is array signal processing circuit diagram.
Fig. 3 is pulse discriminator circuit schematic diagram in Fig. 1.
Fig. 4 is Ultraviolet sensor driving circuit figure.
Appended drawing reference is in figure, and 1 is Ultraviolet sensor, and 2 be UV signal processing circuit, and 3 be processor, and 4 believe for antenna
Number Acquisition Circuit, 5 be array signal processing circuit, and 6 be display screen, and 7 be communication module.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor
Embodiment shall fall within the protection scope of the present invention.
A kind of UAV system corona discharge broadband spectral detection device, including unmanned plane, equipped with detection case on unmanned plane,
Ultraviolet sensor 1 and detection antenna are provided on the detection case, Ultraviolet sensor 1 is R9533 blind type Ultraviolet sensor,
The channels operation wave band of R9533 blind type Ultraviolet sensor is using 185mm ~ 260mm wave band in the UV-C of solar blind, the wave band
Not by the interference of solar radiation, the ultraviolet pulse of high-voltage corona discharge can be effectively detected.
Be provided in detection case UV signal processing circuit 2, aerial signal Acquisition Circuit 4, array signal processing circuit 5,
Power module, processor 3 and communication module 7, Ultraviolet sensor 1 are connected with UV signal processing circuit 2, Ultraviolet sensor 1
It is connected by driving circuit with UV signal processing circuit 2.As shown in figure 4, driving circuit connects inverter, inverter and electricity
Source module is connected, and driving circuit includes diode, and diode is same to be connected to form rectification circuit, rectification circuit and filter circuit
It is connected, filter circuit connects Ultraviolet sensor.As shown in Fig. 2, UV signal processing circuit 2 includes one stage signal amplifying circuit,
One stage signal amplifying circuit is connected with pulse discriminator circuit and secondary filtering and amplifying circuit respectively, pulse discriminator circuit and processing
Device 3 is connected.As shown in figure 3, pulse discriminator circuit includes current integration circuit, current integration circuit and comparator circuit are inputted
End is connected, and comparator circuit output end is connected with counter circuit, and counter circuit is connected with processor 3, secondary filter
Wave amplifying circuit is connected by A/D converter with processor 3, and processor 3 is MSP430 controller, and MSP40 controller has
One 16 RISCCPU, 16 bit registers and facilitating obtain the constant generator of maximum code efficiency, and digital controlled oscillator can be
It is waken up from low-power consumption mode to operating status less than in the time of 1 microsecond.
As shown in Figure 1, detection antenna is connected with aerial signal Acquisition Circuit 4, detection antenna has preferable directionality,
Detection antenna measurement frequency range meets corona discharge electromagnetic wave frequency range, and detection antenna satisfaction meets lower than the frequency range of -10dB condition
The MH of 150MH ~ 500 measures frequency range, and aerial signal Acquisition Circuit is used for the amplification of wiping out background noise and small-signal, improves letter
The accuracy of number transmission and it is convenient for subsequent detection, aerial signal Acquisition Circuit 4 is connected with array signal processing circuit 5, day
Line signal acquisition circuit is used for the amplification of wiping out background noise and small-signal, improves the accuracy of signal transmission and convenient for subsequent
Detection.
Aerial signal Acquisition Circuit is connected with array signal processing circuit, and aerial signal Acquisition Circuit 4 includes passive filter
Wave device, passive filter are connected with detection antenna and pre-amplifying module respectively, pre-amplifying module and array signal processing
Circuit 5 is connected, and the array signal processing circuit 5 includes two groups of independent signal processing circuits, two groups of independent signal processing electricity
Road is respectively used to the sinusoidal signal and cosine signal that processing aerial signal Acquisition Circuit 4 is transmitted, two groups of independent signal independent circuits
It include multiplier, filter and A/D converter, multiplier is connected with filter, and filter is connected with A/D converter,
A/D converter is connected with adder, and adder is connected with processor 3；Signal source uses variable frequency signal source, by its work
In frequency sweep mode, it can be achieved that the measurement of multiple frequency signals, signal source and the multiplication in one group of independent signal processing circuit
Device is connected, and 90 ° of signal source phase shift are connected with the multiplier in another group of independent signal processing circuit, array signal processing electricity
The acquisition of high-frequency signal is realized on road, using phase sensitivity relevant measurement method, the signal that is exported from aerial signal Acquisition Circuit with it is specific
Reference signal do multiplying, filter out high frequency multiplication signal component, retain difference frequency signal component, obtain the amplitude of measured signal with
Phase information.
UV signal processing circuit 2, array signal processing circuit 5, power module and communication module 7 with 3 phase of processor
Connection, communication module are connected with mobile terminal, and communication module 7 is 4G communication module or GPRS communication module.
Display screen 6 is additionally provided on the detection case, display screen 6 is connected with processor 3；Storage is provided in detection case
Device, memory are connected with processor 3, and memory uses 24CL02B-I/SN memory, and 24CL02B-I/SN memory is
The Special memory chip of Microchip company guarantees the duration of entire detection process information storage.
Combined aural and visual alarm is additionally provided on the detection case, combined aural and visual alarm is connected with processor 3, and unmanned plane detects
When having barrier on transmission line of electricity, processor 3 controls combined aural and visual alarm and issues alarm signal, is simultaneously emitted by flash of light, is convenient for ground
Staff recognizes identification.
A kind of working method of unmanned plane carrier power source broadband spectral detection device, its step are as follows:
1) it will test case first to be mounted on the holder of unmanned plane, subsequent surface personnel controls unmanned plane during flying to power transmission line
Road monitoring point nearby carries out short distance detection；
2) antenna is detected on detection case and receives the weak electromagnetic wave that corona discharge generates, and aerial signal Acquisition Circuit 4 receives detection
The signal and 4 wiping out background noise signal of aerial signal Acquisition Circuit of antenna acquisition, aerial signal Acquisition Circuit 4 will treated
Signal is transmitted to array signal processing circuit 5, and array signal processing circuit 5 amplifies processing, while aerial signal to signal
The signal that the signal of acquisition and signal source are sent is done multiplying by processing circuit 5, filters out high frequency multiplication signal component, retains difference frequency
Signal component, obtains the amplitude and phase information of measured signal, and the amplitude and phase information of last measured signal are transmitted to processing
Device 3 is handled, and processor 3 passes through communication module 7 after handling the amplitude of measured signal and phase information and is transferred to mobile terminal,
Simultaneous processor 3 is shown information is handled on display screen 6；
3) Ultraviolet sensor 1 is used to acquire the ultraviolet spectra information in corona discharge signal on detection case, and Ultraviolet sensor 1 acquires
UV signal processing circuit 2 is transferred to after ultraviolet spectra signal, UV signal processing circuit 2 carries out ultraviolet spectra signal respectively
Amplification and step-by-step counting processing, amplified signal are transmitted to processor 3 by A/D converter, and pulse counting signal is transmitted to electric current
Integrating circuit, current integration circuit are input to comparator circuit after handling pulse counting signal, pulse counting signal voltage with
It compares with reference to threshold voltage, comparator circuit is input to counting by pulse counting signal voltage and with reference to threshold voltage fiducial value
Device circuit is counted, and pulse counting signal is transferred to processor 3 by counter circuit, processor 3 by pulse counting signal and
Ultraviolet spectra signal by communication module 7 is transferred to mobile terminal after being handled, and simultaneous processor 3 is by ultraviolet spectra signal and arteries and veins
Count signal is rushed to show on display screen 6；
4) by self poisoning system, staff sends unmanned plane during flying location information to unmanned plane to the ground, then detects antenna
There is corona discharge signal location to specific transmission line of electricity to position, last Ultraviolet sensor 1 passes through in corona discharge signal
Ultraviolet spectra, to transmission line of electricity occur corona discharge signal node position accurate positioning.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of UAV system corona discharge broadband spectral detection device, including unmanned plane, equipped with detection case on unmanned plane,
It is characterized in that, Ultraviolet sensor (1) and detection antenna is provided on the detection case, UV signal processing is provided in detection case
Circuit (2), aerial signal Acquisition Circuit (4), array signal processing circuit (5), power module, processor (3) and communication module
(7), Ultraviolet sensor (1) is connected with UV signal processing circuit (2), detects antenna and aerial signal Acquisition Circuit (4) phase
Connection, aerial signal Acquisition Circuit (4) are connected with array signal processing circuit (5), UV signal processing circuit (2), antenna
Signal processing circuit (5), power module and communication module (7) are connected with processor (3), and communication module is connected with mobile terminal
It connects.
2. UAV system corona broadband spectral detection device according to claim 1, which is characterized in that the UV signal
Processing circuit (2) includes one stage signal amplifying circuit, and one stage signal amplifying circuit amplifies with pulse discriminator circuit and secondary respectively
Filter circuit is connected, and pulse discriminator circuit is connected with processor (3), secondary filter amplification circuit by A/D converter with
Processor (3) is connected.
3. UAV system corona broadband spectral detection device according to claim 2, which is characterized in that the pulse is screened
Circuit includes current integration circuit, and current integration circuit is connected with comparator circuit input terminal, comparator circuit output end with
Counter circuit is connected, and counter circuit is connected with processor (3).
4. UAV system corona broadband spectral detection device according to claim 1, which is characterized in that the aerial signal
Acquisition Circuit (4) includes passive filter, and passive filter is connected with detection antenna and pre-amplifying module respectively, preceding storing
Big module is connected with array signal processing circuit (5).
5. UAV system corona broadband spectral detection device according to claim 1 or 4, which is characterized in that the antenna
Signal processing circuit (5) includes two groups of independent signal processing circuits, and two groups of independent signal processing circuits are respectively used to processing antenna
The sinusoidal signal and cosine signal of signal acquisition circuit (4) transmission, two groups of independent signal processing circuits include multiplier, filtering
Device and A/D converter, multiplier are connected with filter, and filter is connected with A/D converter, and A/D converter is and addition
Device is connected, and adder is connected with processor (3)；Signal source is connected with the multiplier in one group of independent signal processing circuit
It connects, 90 ° of signal source phase shift are connected with the multiplier in another group of independent signal processing circuit.
6. UAV system corona broadband spectral detection device according to claim 1, which is characterized in that on the detection case
It is additionally provided with display screen (6), display screen (6) is connected with processor (3)；Memory, memory and place are provided in detection case
Reason device (3) is connected.
7. UAV system power supply broadband spectral detection device according to claim 1, which is characterized in that the communication module
It (7) is 4G communication module or GPRS communication module.
8. UAV system power supply broadband spectral detection device according to claim 1, which is characterized in that the processor
It (3) is MSP430 controller, Ultraviolet sensor (1) is R9533 blind type Ultraviolet sensor.
9. a kind of working method of unmanned plane carrier power source broadband spectral detection device, which is characterized in that its step are as follows:
1) it will test case first to be mounted on the holder of unmanned plane, subsequent surface personnel controls unmanned plane during flying to power transmission line
Road monitoring point nearby carries out short distance detection；
2) antenna is detected on detection case and receives the weak electromagnetic wave that corona discharge generates, and aerial signal Acquisition Circuit (4) receives inspection
The signal and aerial signal Acquisition Circuit (4) wiping out background noise signal of observation line acquisition, aerial signal Acquisition Circuit (4) will be located
Signal after reason is transmitted to array signal processing circuit (5), and array signal processing circuit (5) amplifies processing to signal, together
When array signal processing circuit (5) signal that the signal of acquisition and signal source are sent done into multiplying, filter out high frequency-doubled signal
Component retains difference frequency signal component, obtains the amplitude and phase information of measured signal, and the amplitude and phase of last measured signal are believed
Breath is transmitted to processor (3) and is handled, and processor (3) passes through communication mould after handling the amplitude of measured signal and phase information
Block (7) is transferred to mobile terminal, and simultaneous processor (3) will handle information and show on display screen (6)；
3) Ultraviolet sensor (1) is used to acquire the ultraviolet spectra information in corona discharge signal, Ultraviolet sensor (1) on detection case
It is transferred to UV signal processing circuit (2) after acquisition ultraviolet spectra signal, UV signal processing circuit (2) is to ultraviolet spectra signal
It amplifies and is handled with step-by-step counting respectively, amplified signal is transmitted to processor (3), pulse counting signal by A/D converter
It is transmitted to current integration circuit, current integration circuit is input to comparator circuit, step-by-step counting after handling pulse counting signal
For signal voltage with compared with threshold voltage, comparator circuit is by pulse counting signal voltage and refers to threshold voltage fiducial value
It is input to counter circuit to be counted, pulse counting signal is transferred to processor (3) by counter circuit, and processor (3) will
Pulse counting signal and ultraviolet spectra signal pass through communication module (7) after being handled and are transferred to mobile terminal, simultaneous processor (3)
Ultraviolet spectra signal and pulse counting signal are shown on display screen (6)；
4) by self poisoning system, staff sends unmanned plane during flying location information to unmanned plane to the ground, then detects antenna
There is corona discharge signal location to specific transmission line of electricity to position, last Ultraviolet sensor (1) passes through corona discharge signal
In ultraviolet spectra, to transmission line of electricity occur corona discharge signal node position accurate positioning.
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| CN110389284A (en) * | 2019-08-12 | 2019-10-29 | 平顶山学院 | The detection system and detection method discharged with equipment fault on net post |
| RU2753811C1 (en) * | 2020-04-29 | 2021-08-23 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический университет им. А.Н. Туполева - КАИ" (КНИТУ-КАИ) | Method and apparatus for non-contact remote control of technical condition of high-voltage line insulators of overhead power lines |
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| CN110058061A (en) * | 2019-05-30 | 2019-07-26 | 广东电网有限责任公司 | A kind of shell for UAV flight's antenna detection device |
| CN110058061B (en) * | 2019-05-30 | 2020-10-02 | 广东电网有限责任公司 | A shell for unmanned aerial vehicle carries on antenna detection device |
| CN110389284A (en) * | 2019-08-12 | 2019-10-29 | 平顶山学院 | The detection system and detection method discharged with equipment fault on net post |
| CN110389284B (en) * | 2019-08-12 | 2024-04-26 | 平顶山学院 | Detection system and detection method for equipment fault discharge on distribution network column |
| RU2753811C1 (en) * | 2020-04-29 | 2021-08-23 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический университет им. А.Н. Туполева - КАИ" (КНИТУ-КАИ) | Method and apparatus for non-contact remote control of technical condition of high-voltage line insulators of overhead power lines |
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