CN106950483A - The method and device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator - Google Patents
The method and device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator Download PDFInfo
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- CN106950483A CN106950483A CN201710338001.0A CN201710338001A CN106950483A CN 106950483 A CN106950483 A CN 106950483A CN 201710338001 A CN201710338001 A CN 201710338001A CN 106950483 A CN106950483 A CN 106950483A
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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
- G01R31/1245—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 line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings
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Abstract
The invention belongs to unmanned plane detection technique field, more particularly to the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator, the present invention also provides the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator simultaneously, when the probe on unmanned plane is in electrical contact with sub-pieces, judge whether current sub-pieces are zero resistance insulator or low resistance insulator and read to leave current sub-pieces after its spread voltage and insulaion resistance, the present invention, which solves prior art, to be present because operating personnel need to step on tower operation, height is easily caused to fall, the problem of so as to cause to threaten the personal safety of operating personnel, with the operating efficiency for improving line work personnel progress live testing, precise positioning, from steady hovering, the Advantageous Effects arbitrarily flown.
Description
Technical field
The invention belongs to unmanned plane detection technique field, more particularly to unmanned machine testing ultra-high-tension power transmission line null value porcelain insulating
The method of son, while the present invention also provides the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator.
Background technology
Zero resistance insulator refers to the suspension insulator string sub-pieces that two ends potential difference is zero in operation, low value insulation
Son refers to the insulation characterisitic some lost of insulator, decreasing insulating, People's Republic of China (PRC) power industry standard DL/T596-
1996《Power equipment preventive trial code》Required in 10th article：The insulaion resistance of every suspension insulator is not lower than 300
Megaohm, 500kV suspension insulators are not less than 500 megaohms.Less than above-mentioned level, low value or null value insulation are typically taken as
Son, People's Republic of China (PRC) power industry standard DL/T626-2005《Deteriorate cap and pin type suspension insulator detection code》3.2nd article
Regulation:To the insulator of 500kV voltage class in operation, insulaion resistance during dry tack free is less than 500 megaohms, and operation
Below middle 500kV voltage class, the insulaion resistance of insulator is less than 300 megaohms in operation, to be low（Zero）It is worth insulator.
1st, it is low（Zero）The spread voltage of value insulator is decreased obviously, and can make the voltage's distribiuting of the insulator of other in insulator chain
The a certain degree of distortion of generation.Voltage distribution of insulator is uneven, can also cause high-pressure side insulator breakdown and accelerated ageing.
2nd, disc type porcelain insulator, which belongs to, can puncture type, and the presence of Faulty insulator, the safe operation to power network is brought
Threaten.When flashover (due to reasons such as thunderbolt or pollution flashovers) occurs for the insulator chain containing Faulty insulator, deterioration may be made
The heating blast of insulator head moment, the accident for causing wire to land.
Prior art is present because operating personnel need to step on tower operation, easily causes height and falls, so as to cause to threaten operation people
The problem of personal safety of member.
The content of the invention
The method and apparatus that the present invention provides unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator, solve existing skill
Art is present because operating personnel need to step on tower operation, easily causes height and falls, so that cause the personal safety of threat operating personnel
Problem.
Technical problem solved by the invention is realized using following technical scheme：Unmanned machine testing ultra-high-tension power transmission line zero
It is worth the method for porcelain insulator, methods described includes：
Whether when the probe on unmanned plane is in electrical contact with sub-pieces, it is zero resistance insulator or low value to judge current sub-pieces
Insulator and read current sub-pieces are left after its spread voltage and insulaion resistance.
Further, the unmanned plane is included when the probe when on unmanned plane is in electrical contact with sub-pieces by default to fly
When row line is flown to the insulator of steel tower side and it is electrically connected to sub-pieces.
Further, the zero resistance insulator is the sub-pieces that operating insulator two ends steel cap potential difference is zero, institute
It is the sub-pieces that operating insulator two ends steel cap potential difference is low voltage difference to state low resistance insulator.
Further, the sub-pieces that are electrically connected to include being assemblied in the probe connecting insulator piece of the tester of unmanned plane
The steel cap at two ends.
Further, the probe for being assemblied in the tester of unmanned plane to the left or turns right dynamic 45 degree angles connection absolutely through unmanned plane original place
The steel cap at edge sub-pieces two ends.
Further, the probe for leaving tester of the current sub-pieces including being assemblied in unmanned plane leaves sub-pieces
The steel cap at two ends.
Further, be assemblied in unmanned plane tester probe through unmanned plane original place to the right or turn left move 45 degree of angles leave absolutely
The steel cap at edge sub-pieces two ends.
Meanwhile, the present invention also provides the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator, including：
Unmanned plane, the unmanned plane is used to be electrically connected to sub-pieces；
The tester of the unmanned plane assembling, the tester is used to judge whether current sub-pieces are zero resistance insulator or low
Value insulator and read its spread voltage and insulaion resistance；
And the probe of tester connection.
Further, the unmanned plane is used for the probe of tester that assemble through its original place to the left or dynamic 45 degree of angles of turning right
Connect or leave the steel cap at sub-pieces two ends；
Further, the unmanned plane is connected to insulating bar one end through support, the insulating bar other end through steering wheel level connection joint in
Measuring instrument, the measuring instrument is electrically connected to probe.
Advantageous Effects：
1st, this patent is flown to the insulator of steel tower side using the unmanned plane by default flight line and it is assemblied in nothing
The probe of man-machine tester through unmanned plane original place to the left or dynamic 45 degree angles connecting insulator piece two ends of turning right steel cap when, judgement
Whether current sub-pieces are zero resistance insulator or low resistance insulator and read after its spread voltage and insulaion resistance, are assemblied in nothing
The probe of man-machine tester to the right or turns left to move 45 degree of angles and leaves the steel cap at sub-pieces two ends and be assemblied in through unmanned plane original place
The probe of the tester of unmanned plane to the left or is turned right through unmanned plane original place and moves 45 degree of angles and leave the steel cap at sub-pieces two ends, described
Zero resistance insulator is the sub-pieces that operating insulator two ends steel cap potential difference is zero, and the low resistance insulator is in operation
Insulator two ends steel cap potential difference be low voltage difference sub-pieces, and unmanned machine testing ultra-high-tension power transmission line null value porcelain insulating
The device of son, including unmanned plane, the probe that the unmanned plane is used for tester of the unmanned plane for being assembled are former through it
Ground is to the left or dynamic 45 degree of angles of turning right connect or left the steel cap at sub-pieces two ends, and the tester of the unmanned plane assembling is described
Tester is used to judge whether current sub-pieces are zero resistance insulator or low resistance insulator and read its spread voltage and insulation
Resistance, and the probe that tester is connected, the unmanned plane are connected to insulating bar one end, the insulating bar other end warp through support
Steering wheel level connection joint is in measuring instrument, and the measuring instrument is electrically connected to probe, is hanged because wireless insualtor detector is applied to test
The spread voltage and insulaion resistance of formula porcelain insulator, can effectively find the hidden failure of interior insulator, improve line work people
Member carries out the operating efficiency of live testing.
2nd, this patent can be with precise positioning, navigation, programme path by UAV Navigation System.
3rd, this patent is with front and rear vision sensory perceptual system, in the case that gps signal is stable out of doors, and the certainly steady of unmanned plane hangs
On the precision stopped, there is the function of self-correction.
4th, this patent can arbitrarily fly when bearing a heavy burden 1000 grams of articles, not influence stability.
Brief description of the drawings
Fig. 1 is the flow chart of the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator of the invention；
Fig. 2 is the structural representation of the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator of the invention.
Embodiment
The present invention is described further below in conjunction with accompanying drawing：
In figure：
Probe on S1- unmanned planes is electrically connected to sub-pieces；
S2- judges whether current sub-pieces are zero resistance insulator or low resistance insulator；
S3-, which is read, leaves current sub-pieces after its spread voltage and insulaion resistance；
1- unmanned planes, 2- insulating bars, 3- steering wheels, 4- measuring instruments, 5- probes.
Embodiment：
The present embodiment：As shown in figure 1, the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator, methods described includes：
Whether when the probe on unmanned plane is in electrical contact with sub-pieces S1, it is zero resistance insulator or low to judge current sub-pieces
Value insulator and read and left after its spread voltage and insulaion resistance current sub-pieces S3.
Due to can be with precise positioning, navigation, programme path by UAV Navigation System.
The probe when on unmanned plane includes the unmanned plane by default flight line when being electrically connected to sub-pieces S1
When road is flown to the insulator of steel tower side and it is electrically connected to sub-pieces.
Due to front and rear vision sensory perceptual system, in the case that gps signal is stable out of doors, unmanned plane from surely hovering
On precision, there is the function of self-correction.
The zero resistance insulator is the sub-pieces that operating insulator two ends steel cap potential difference is zero, and the low value is exhausted
Edge is the sub-pieces that operating insulator two ends steel cap potential difference is low voltage difference.
The sub-pieces that are electrically connected to include being assemblied in the probe connecting insulator piece two ends of the tester of unmanned plane
Steel cap.
Be assemblied in unmanned plane tester probe through unmanned plane original place to the left or turn right move 45 degree of angle connecting insulator pieces
The steel cap at two ends.
The probe for leaving tester of the current sub-pieces including being assemblied in unmanned plane leaves sub-pieces two ends
Steel cap.
Be assemblied in unmanned plane tester probe through unmanned plane original place to the left or turn right move 45 degree of angles leave sub-pieces
The steel cap at two ends.
The present invention also provides the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator simultaneously, it is characterised in that
Including：
Unmanned plane, the unmanned plane is used to be electrically connected to sub-pieces；
The tester of the unmanned plane assembling, the tester is used to judge whether current sub-pieces are zero resistance insulator or low
Value insulator and read its spread voltage and insulaion resistance S2；
And the probe of tester connection.
The unmanned plane be used for the probe of tester that assemble through its original place to the left or dynamic 45 degree of angles of turning right connect or
Leave the steel cap at sub-pieces two ends；
The unmanned plane is connected to insulating bar one end through support, the insulating bar other end through steering wheel level connection joint in measuring instrument,
The measuring instrument is electrically connected to probe.
Due to when bearing a heavy burden 1000 grams of articles, can arbitrarily fly, not influence stability.
Wireless insualtor detector is carried using multi-rotor unmanned aerial vehicle, operating suspension disc insulator string is carried out
Detection.Spread voltage is detected under working voltage, while detecting insulaion resistance.
1st, pendency porcelain insulating substring test
Tester is fixed on below unmanned plane, and tester contact is installed in horizontal direction, and lengths of contacts is 0.5~0.6 meter.Nobody
Machine flies to the horizontal level of 0.5 meter of first suspension insulator close to cross-arm in the case where flying the manipulation of control hand, starts automatic flight
Pattern, unmanned plane is by the insulation quantum count pre-entered and the mission program woven, by the first insulator of steel tower side
Measurement.Specifically flare maneuver is：1st step, original place is to the left or 45 degree of angles are moved in right-hand rotation（Two contacts of tester contact insulation respectively
The steel cap at sub-pieces two ends, obtains data）→ the 2 step, original place is to the right or 45 degree of angles are moved in left-hand rotation（Depart from two contacts of tester
The steel cap at sub-pieces two ends）→ the 3 step, moves downwards 0.2 meter（Make a piece of insulator under two contacts arrival of tester
Test position）→ repetition the 1st, 2, the action of 3 steps, are repeated by this action, the detection work until completing specified quantity.
2nd, V-type porcelain insulating substring is tested
The test action of V-type porcelain insulating substring and the porcelain insulating substring that dangles is essentially identical.Because V-type insulator chain has certain angle
Degree, unmanned plane also needs adjust automatically angle downwards when completing compulsory exercise, and the position between tested measuring point carries out accurate right
Should.
3rd, strain insulator porcelain insulating substring is tested
Tester is fixed on below unmanned plane, and tester contact is installed vertically downward, and lengths of contacts is 0.5~0.6 meter.Unmanned plane
In the case where flying the manipulation of control hand, fly to first 0.5 meter of strain insulator upper vertical distance, horizontal range 0.5 close to cross-arm
The position of rice, starts automatic offline mode, unmanned plane is by the insulation quantum count pre-entered and the mission program woven, by iron
Tower side first insulator starts measurement.Specifically flare maneuver is：1st step, horizontal forward 0.5 meter of movement（Two of tester
Contact contacts the steel cap at sub-pieces two ends respectively, obtains data）→ the 2 step, level is moved rearwards by 0.5 meter（Make tester
Two contacts depart from the steel cap at sub-pieces two ends）→ the 3 step, level to the left or moves right 0.2 meter（Two of tester are made to touch
A piece of isolator detecting position under head arrival）→ repetition the 1st, 2, the action of 3 steps, are repeated by this action, until completing regulation
The detection work of quantity.
Because strain insulator string has certain radian, unmanned plane also needs adjust automatically with being detected when completing compulsory exercise
Position between measuring point.
Due to using, the unmanned plane flies to the insulator of steel tower side by default flight line and it is assemblied in nothing
The probe of man-machine tester through unmanned plane original place to the left or dynamic 45 degree angles connecting insulator piece two ends of turning right steel cap when, judgement
Whether current sub-pieces are zero resistance insulator or low resistance insulator and read after its spread voltage and insulaion resistance, are assemblied in nothing
The probe of man-machine tester to the left or is turned right through unmanned plane original place and moves 45 degree of angles and leave the steel cap at sub-pieces two ends, is assemblied in
The probe of the tester of unmanned plane to the left or is turned right through unmanned plane original place and moves 45 degree of angles and leave the steel cap at sub-pieces two ends, described
Zero resistance insulator is the sub-pieces that operating insulator two ends steel cap potential difference is zero, and the low resistance insulator is in operation
Insulator two ends steel cap potential difference be low voltage difference sub-pieces, and unmanned machine testing ultra-high-tension power transmission line null value porcelain insulating
The device of son, including unmanned plane, the probe that the unmanned plane is used for tester of the unmanned plane for being assembled are former through it
Ground is to the left or dynamic 45 degree of angles of turning right connect or left the steel cap at sub-pieces two ends, and the tester of the unmanned plane assembling is described
Tester is used to judge whether current sub-pieces are zero resistance insulator or low resistance insulator and read its spread voltage and insulation
Resistance, and the probe that tester is connected, the unmanned plane are connected to insulating bar one end, the insulating bar other end warp through support
Steering wheel level connection joint is in measuring instrument, and the measuring instrument is electrically connected to probe, is hanged because wireless insualtor detector is applied to test
The spread voltage and insulaion resistance of formula porcelain insulator, can effectively find the hidden failure of interior insulator, improve line work people
Member carries out the operating efficiency of live testing.
Tester is fixed on below unmanned plane, and tester lengths of contacts is 0.5~0.6 meter, by 2 groups of servomotors（Steering wheel）
Control it, contact can complete above and below, the rotation of left and right directions.
Unmanned plane is opened by the insulation quantum count pre-entered and the mission program woven by steel tower side first insulator
Begin to measure.Specifically flare maneuver is：Advance（The steel cap at sub-pieces two ends can be contacted by reaching two contacts of tester
Distance）, servomotor（Steering wheel）Drive contact rotation direction（Two contacts of tester are made to contact sub-pieces two ends respectively
Steel cap, obtains data）, tester two contacts depart from the steel cap at sub-pieces two ends, unmanned plane and move 0.2 meter（Reaching needs
The position of a piece of insulator under detection）, detected.It is repeated by this action, the detection work until completing specified quantity
Make.
Operation principle：
This patent is flown by the unmanned plane by default flight line to the insulator of steel tower side and it is assemblied in nobody
The probe of the tester of machine through unmanned plane original place to the left or dynamic 45 degree angles connecting insulator piece two ends of turning right steel cap when, judging ought
Whether front insulator piece is zero resistance insulator or low resistance insulator and reads after its spread voltage and insulaion resistance, is assemblied in nobody
The probe of the tester of machine to the left or is turned right through unmanned plane original place and moves 45 degree of angles and leave the steel cap at sub-pieces two ends, the null value
Insulator is the sub-pieces that operating insulator two ends steel cap potential difference is zero, and the low resistance insulator is operating exhausted
Edge two ends steel cap potential difference is the sub-pieces of low voltage difference, and unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator
Device, including unmanned plane, the unmanned plane be used for the unmanned plane be used for the probe of tester that is assembled through its original place to
Left or right rotates 45 degree of angle connections or leaves the steel cap at sub-pieces two ends, the tester of the unmanned plane assembling, the test
Instrument is used to judge whether current sub-pieces are zero resistance insulator or low resistance insulator and read its spread voltage and insulaion resistance,
And the probe of tester connection, the unmanned plane is connected to insulating bar one end through support, and the insulating bar other end is through steering wheel
Level connection joint is in measuring instrument, and the measuring instrument is electrically connected to probe, because wireless insualtor detector is applied to test suspension type porcelain
The spread voltage and insulaion resistance of insulator, can effectively find the hidden failure of interior insulator, improve line work personnel and enter
The operating efficiency of row live testing, the present invention, which solves prior art, to be present because operating personnel need to step on tower operation, is easily made
Fallen into height, so that the problem of causing to threaten the personal safety of operating personnel, live testing is carried out with line work personnel are improved
Operating efficiency, precise positioning, from the steady Advantageous Effects for hovering, arbitrarily flying.
Using technical scheme, or those skilled in the art is under the inspiration of technical solution of the present invention, design
Go out similar technical scheme, and reach above-mentioned technique effect, be to fall into protection scope of the present invention.
Claims (10)
1. the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator, it is characterised in that methods described includes：
Whether when the probe on unmanned plane is in electrical contact with sub-pieces, it is zero resistance insulator or low value to judge current sub-pieces
Insulator and read current sub-pieces are left after its spread voltage and insulaion resistance.
2. the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 1, it is characterised in that
Flown when the probe when on unmanned plane is in electrical contact with sub-pieces including the unmanned plane by default flight line to iron
At the insulator of tower side and when it is electrically connected to sub-pieces.
3. the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 1, it is characterised in that
The zero resistance insulator is the sub-pieces that operating porcelain insulator two ends steel cap potential difference is zero, and the low resistance insulator is
Operating porcelain insulator two ends steel cap potential difference is the sub-pieces of low voltage difference.
4. the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 2, it is characterised in that
The sub-pieces that are electrically connected to include being assemblied in the steel cap at the probe connecting insulator piece two ends of the tester of unmanned plane.
5. the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 4, it is characterised in that
Be assemblied in unmanned plane tester probe through unmanned plane original place to the left or dynamic 45 degree of angles connecting insulator piece two ends of turning right steel
Cap.
6. the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 1, it is characterised in that
The probe for leaving tester of the current sub-pieces including being assemblied in unmanned plane leaves the steel cap at sub-pieces two ends.
7. the method for unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 6, it is characterised in that
The probe for being assemblied in the tester of unmanned plane to the right or turns left to move 45 degree of angles and leaves the steel at sub-pieces two ends through unmanned plane original place
Cap.
8. the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator, it is characterised in that including：
Unmanned plane, the unmanned plane is used to be electrically connected to sub-pieces；
The tester of the unmanned plane assembling, the tester is used to judge whether current sub-pieces are zero resistance insulator or low
Value insulator and read its spread voltage and insulaion resistance；
And the probe of tester connection.
9. the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 8, it is characterised in that
The unmanned plane is used for the probe of tester that assemble through its original place to the left or dynamic 45 degree of angles of turning right connect or left insulation
The steel cap at sub-pieces two ends.
10. the device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator according to claim 8, its feature exists
In the unmanned plane is connected to insulating bar one end through support, and the insulating bar other end is through steering wheel level connection joint in measuring instrument, institute
State measuring instrument and be electrically connected to probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710338001.0A CN106950483A (en) | 2017-05-15 | 2017-05-15 | The method and device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710338001.0A CN106950483A (en) | 2017-05-15 | 2017-05-15 | The method and device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator |
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| Publication Number | Publication Date |
|---|---|
| CN106950483A true CN106950483A (en) | 2017-07-14 |
Family
ID=59479488
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710338001.0A Withdrawn CN106950483A (en) | 2017-05-15 | 2017-05-15 | The method and device of unmanned machine testing ultra-high-tension power transmission line null value porcelain insulator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367674A (en) * | 2017-08-22 | 2017-11-21 | 成蜀电力集团有限公司 | The method that UAV flight's insulator test equipment carries out null detection |
| CN107608375A (en) * | 2017-09-13 | 2018-01-19 | 广西电网有限责任公司北海供电局 | Faulty insulator detecting system and method based on unmanned plane |
| CN107765096A (en) * | 2017-11-15 | 2018-03-06 | 国网辽宁省电力有限公司检修分公司 | A kind of insulator zero value detection unmanned plane |
| CN111707910A (en) * | 2020-05-28 | 2020-09-25 | 广州广华智电科技有限公司 | Porcelain insulator internal insulation detection method and porcelain insulator detection circuit |
| CN113872100A (en) * | 2021-09-13 | 2021-12-31 | 国家电网有限公司 | Unmanned aerial vehicle zero detection device for ultra-high voltage transmission line tension tower porcelain insulator |
-
2017
- 2017-05-15 CN CN201710338001.0A patent/CN106950483A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367674A (en) * | 2017-08-22 | 2017-11-21 | 成蜀电力集团有限公司 | The method that UAV flight's insulator test equipment carries out null detection |
| CN107608375A (en) * | 2017-09-13 | 2018-01-19 | 广西电网有限责任公司北海供电局 | Faulty insulator detecting system and method based on unmanned plane |
| CN107608375B (en) * | 2017-09-13 | 2021-01-15 | 广西电网有限责任公司北海供电局 | Degraded insulator detection system and method based on unmanned aerial vehicle |
| CN107765096A (en) * | 2017-11-15 | 2018-03-06 | 国网辽宁省电力有限公司检修分公司 | A kind of insulator zero value detection unmanned plane |
| CN111707910A (en) * | 2020-05-28 | 2020-09-25 | 广州广华智电科技有限公司 | Porcelain insulator internal insulation detection method and porcelain insulator detection circuit |
| CN111707910B (en) * | 2020-05-28 | 2024-04-19 | 广州广华智电科技有限公司 | Porcelain insulator inner insulation detection method and porcelain insulator detection circuit |
| CN113872100A (en) * | 2021-09-13 | 2021-12-31 | 国家电网有限公司 | Unmanned aerial vehicle zero detection device for ultra-high voltage transmission line tension tower porcelain insulator |
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