CN103292752A - Measuring method for minimum linear distance between overhead wire and spanning object - Google Patents
Measuring method for minimum linear distance between overhead wire and spanning object Download PDFInfo
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- CN103292752A CN103292752A CN2013102156772A CN201310215677A CN103292752A CN 103292752 A CN103292752 A CN 103292752A CN 2013102156772 A CN2013102156772 A CN 2013102156772A CN 201310215677 A CN201310215677 A CN 201310215677A CN 103292752 A CN103292752 A CN 103292752A
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Abstract
The invention discloses a measuring method for minimum linear distance between an overhead wire and a spanning object. The method includes: operating an unmanned aerial vehicle to fly over a spanning object, hovering the unmanned aerial vehicle at a position as high as the overhead wire, and keeping the unmanned aerial vehicle in a safe distance with the overhead wire; by a distance measuring device on the unmanned aerial vehicle, detecting the vertical distance between a unmanned aerial vehicle body and the spanning object below, and transmitting the measured data to a ground processing terminal; by the ground processing terminal, processing and analyzing the measured data to determining the minimum vertical distance between the unmanned aerial vehicle body and the spanning object below, namely the minimum linear distance between the overhead wire and the spanning object. By the method which is unaffected by the spanning object and the environment of the spanning object, the minimum linear distance between the overhead wire and the spanning object can be mastered at any time, and safety operation of power transmission lines is guaranteed.
Description
Technical field
The present invention relates to the transmission line of electricity technical field, particularly relate to a kind of aerial condutor to crossing over the measuring method of thing clearance.
Background technology
The method that personnel's cabling utilized lining rope to measure when at present, aerial condutor adopted transit survey or interruption maintenance to the measuring method of crossing over the thing clearance more.Wherein, aerial condutor refers to cross over the short lines distance that exists between thing and the aerial condutor to the clearance of crossing over thing.
The leap thing is different to make that the difficulty when measuring is also different, and as when the leap thing is the large tracts of land trees, when adopting transit survey, the sight line of survey crew is stopped by trees that easily structure is measured in influence; Again because the influence of being crossed over thing location geographical environment, set up transit and also often be subjected to the landform restriction, thereby be difficult to measure quickly and accurately desired data, can not accurately grasp aerial condutor at any time to the clearance of leap thing, and then bring hidden danger for the safe operation of transmission line of electricity.
The influence that the method that personnel's cabling utilizes lining rope to measure during interruption maintenance is subjected to crossing over thing self too and crosses over thing geographical environment of living in, simultaneously, also the had a power failure restriction in cycle of this kind method is difficult to repeatedly launch, thereby also can't accurately and timely grasp aerial condutor to crossing over the clearance of thing.
In view of this, how to design a kind of aerial condutor to crossing over the measuring method of thing clearance, this method is simple and easy to operate, is not crossed over the influence of thing and its place geographical environment, is the present technical issues that need to address of those skilled in the art.
Summary of the invention
The purpose of this invention is to provide a kind of aerial condutor to crossing over the measuring method of thing clearance, this measuring method is simple and easy to operate, and is not crossed over the influence of thing and place geographical environment thereof.
For solving the problems of the technologies described above, the invention provides a kind of aerial condutor to crossing over the measuring method of thing clearance, comprise the steps:
11) the operation unmanned plane during flying, at the position hovering flight contour with aerial condutor and keeps a safe distance with aerial condutor to the sky of crossing over thing;
12) distance measuring equipment on the unmanned plane is surveyed the vertical range of this position unmanned aerial vehicle body and below leap thing, and measurement data is transferred to the floor treatment terminal;
13) the floor treatment terminal is carried out Treatment Analysis to measurement data, determines the minimum perpendicular distance of unmanned aerial vehicle body and below leap thing, and namely aerial condutor is to crossing over the clearance of thing.
Preferably, in the step 12), distance measuring equipment same position repeatedly measure unmanned aerial vehicle body with below cross over thing vertical range.
Preferably, also comprise between step 12) and the step 13):
121) the operation unmanned plane is along the flight of aerial condutor length direction, at the another location hovering flight contour with aerial condutor;
122) distance measuring equipment on the unmanned plane is surveyed the vertical range of this another location unmanned aerial vehicle body and below leap thing, and measurement data is transferred to the floor treatment terminal;
123) repeating step 121 repeatedly) and step 122).
Preferably, in the step 11), operating personnel feed back to the video information of ground surveillance equipment according to unmanned plane video harvester, observe aerial condutor and are in isometry position with control unmanned plane and aerial condutor.
Preferably, described video acquisition device is camera, and described camera level is installed on the place ahead of described unmanned plane.
Preferably, the video information of described video acquisition device collection reaches ground surveillance equipment by Wireless Transmitter.
Preferably, the measurement data of described distance measuring equipment reaches described floor treatment terminal by Wireless Transmitter.
Preferably, described distance measuring equipment is supersonic range finder.
Compared with prior art, aerial condutor provided by the invention is simple and easy to do to the measuring method of crossing over the thing clearance, and is not subjected to the restriction of cross-domain thing and geographic location thereof.Particularly, the operation unmanned plane during flying, at the position hovering flight contour with aerial condutor and keeps a safe distance with aerial condutor to the sky of crossing over thing; Distance measuring equipment on the unmanned plane is surveyed the vertical range of this position unmanned aerial vehicle body and below leap thing, and measurement data is transferred to the floor treatment terminal; The floor treatment terminal is carried out Treatment Analysis to measurement data, determines the minimum perpendicular distance of unmanned aerial vehicle body and below leap thing, and namely aerial condutor is to crossing over the clearance of thing.Measuring method provided by the invention is passed through the unmanned plane hovering flight in the position contour with aerial condutor, with aerial condutor and cross over short lines distance between the thing and be converted into minimum perpendicular distance between unmanned aerial vehicle body and the leap thing, the distance measuring equipment that utilizes unmanned plane to carry is measured the vertical range between unmanned plane and the leap thing, this measuring method can be because not crossing over the thing block vision, can can't not arrange measuring equipment because crossing over the geographical circumstance complication in thing place yet, can accurately grasp aerial condutor at any time to crossing over the clearance of thing, simple and easy to operate.
In a preferred embodiment of the present invention, distance measuring equipment same position repeatedly measure unmanned aerial vehicle body with below cross over thing vertical range.So, can get repeatedly the arithmetic mean of measurement result as the clearance of aerial condutor to the leap thing, can reduce accidental error, improve accuracy of measurement.
In another preferred version of the present invention, unmanned plane is after measuring with the contour a certain position hovering flight of aerial condutor, fly again to measuring with the contour another location hovering flight of aerial condutor, namely get a plurality of positions and carry out multimetering, measurement data is compared analysis, can further improve accuracy of measurement.
Description of drawings
Fig. 1 is that aerial condutor provided by the present invention is to the process flow diagram of first kind of embodiment of the measuring method of trees clearance;
Fig. 2 is that aerial condutor provided by the present invention is to the process flow diagram of second kind of embodiment of the measuring method of trees clearance;
Fig. 3 is that aerial condutor provided by the present invention is to crossing over the instrumentation plan of thing clearance.
Embodiment
Core of the present invention provides a kind of aerial condutor to crossing over the measuring method of thing clearance, and this measuring method is simple and easy to operate, and is not crossed over the influence of thing and place geographical environment thereof.
Crossing over thing and comprise buildings, cableway, trees etc., be without loss of generality, be that trees are example to cross over thing, and the present invention is described in further detail with specific embodiment by reference to the accompanying drawings.
Please refer to Fig. 1, Fig. 1 is that aerial condutor provided by the present invention is to the process flow diagram of first kind of embodiment of the measuring method of trees clearance.
In first kind of embodiment, aerial condutor provided by the present invention comprises the measuring method of trees clearance:
Step S101: the operation unmanned plane during flying is to the sky of institute's assize wood, at the position hovering flight contour with aerial condutor, and keeps a safe distance with aerial condutor;
The safe distance here can be determined according to the actual conditions of transmission line of electricity and unmanned plane.
Operating personnel can feed back to the video information of ground surveillance equipment according to the video acquisition device of unmanned plane, observe aerial condutor and are in isometry position with control unmanned plane and aerial condutor.
Particularly, described video acquisition device feeds back to ground surveillance equipment with the video information of the aerial condutor that collects, operating personnel are by observing the monitoring picture of ground surveillance equipment, the flying height of control unmanned plane, make aerial condutor be in a certain position of the picture of finding a view all the time, thereby guarantee that unmanned plane remains on the position hovering flight contour with aerial condutor.
Wherein, the video information of described video acquisition device collection can reach ground surveillance equipment by Wireless Transmitter.
Step S102: the distance measuring equipment on the unmanned plane is surveyed the vertical range of this position unmanned aerial vehicle body and below trees, and measurement data is transferred to the floor treatment terminal.
Step S103: the floor treatment terminal is carried out Treatment Analysis to measurement data, determines the minimum perpendicular distance of unmanned aerial vehicle body and below trees, and namely aerial condutor is to the clearance of trees.
Because unmanned plane is in the position contour with aerial condutor, the growing height of trees is under the consistent prerequisite, and the vertical range between unmanned plane and the trees can equivalence be that aerial condutor is to the clearance of trees; That is to say that the unmanned aerial vehicle body that distance measuring equipment records and the vertical range of trees are aerial condutor to the clearance of trees.
Wherein, the measurement data of distance measuring equipment detection can reach the floor treatment terminal by Wireless Transmitter.
Above-mentioned measuring method is passed through the unmanned plane hovering flight in the position contour with aerial condutor, thereby aerial condutor is converted into vertical range between unmanned aerial vehicle body and the trees to the short lines distances of trees, the distance measuring equipment that the recycling unmanned plane carries is measured the vertical range between unmanned aerial vehicle body and the trees, so, when range finding, the interference of trees and the interference of trees geographical environment of living in have been avoided, can accurately grasp aerial condutor at any time to the clearance of trees, thereby improve the safe operation of circuit.
Further, in step S102, distance measuring equipment same position repeatedly measure unmanned aerial vehicle body with below the vertical ranges of trees.
That is to say that when unmanned plane was in the contour a certain position of aerial condutor, distance measuring equipment was repeatedly measured the vertical range of this position unmanned aerial vehicle body and below trees.So, can get repeatedly the arithmetic mean of measurement result as the clearance of aerial condutor to trees, reduce the accidental error of measuring, improve the degree of accuracy of measuring.
In the reality, it is highly consistent that the height of trees is difficult to keep, owing to cross over the different in kind of thing, exist and cross over the not contour situation of thing, this moment is in order accurately to record aerial condutor to crossing over the clearance of thing, unmanned plane is flown to the diverse location contour with aerial condutor, and the measurement result to each position compares analysis again, to improve the degree of accuracy of measuring.
Be that trees are that example describes to cross over thing still below.
Please refer to Fig. 2, Fig. 2 is that aerial condutor provided by the present invention is to the process flow diagram of second kind of embodiment of the measuring method of trees clearance.
In this embodiment, aerial condutor provided by the present invention comprises the measuring method of trees clearance:
Step S201: the operation unmanned plane during flying is to the sky of institute's assize wood, at the position hovering flight contour with aerial condutor, and keeps a safe distance with aerial condutor;
Step S202: the distance measuring equipment on the unmanned plane is surveyed the vertical range of this position unmanned aerial vehicle body and below trees, and measurement data is transferred to the floor treatment terminal;
Distance measuring equipment survey this position unmanned aerial vehicle body with below during the vertical ranges of trees, can repeatedly measure, reduce the accidental error of measuring, improve the degree of accuracy of measuring.
Step S203: the operation unmanned plane is along the flight of aerial condutor length direction, at the another location hovering flight contour with aerial condutor;
Here need to prove, the operation unmanned plane is in order to guarantee the safe distance in the maintenance abovementioned steps between unmanned plane and the aerial condutor along the flight of aerial condutor length direction, and is certain, when in practice, guaranteeing unmanned plane during flying and aerial condutor keep a safe distance and get final product.
Here need to prove also that obviously, the another location of unmanned plane is also in the sky of trees.
Step S204: the distance measuring equipment on the unmanned plane is surveyed the vertical range of this another location unmanned aerial vehicle body and below trees, and measurement data is transferred to the floor treatment terminal;
Step S205: repeatedly repeating step S203 and step S204;
Here it is pointed out that the number of times of repeating step S203 and step S204, and unmanned plane can be determined in each position that trees are overhead and aerial condutor is contour according to the actual conditions of trees.
Step S206: the floor treatment terminal is carried out Treatment Analysis to measurement data, determines the minimum perpendicular distance of unmanned aerial vehicle body and below trees, and namely aerial condutor is to the clearance of trees.
Each measurement data that the floor treatment end-on is received compares analysis, and wherein the minimum perpendicular distance between unmanned aerial vehicle body and the trees can equivalence be that aerial condutor is to the clearance of trees.
Among this embodiment, when range finding, measure unmanned plane with the contour diverse location of aerial condutor the time, the vertical range of unmanned aerial vehicle body and below trees, to the measurement result comparative analysis, so, considered the situation that arboreal growth highly differs again, can guarantee that range finding from the minimum perpendicular distance for unmanned aerial vehicle body and below trees, improves the degree of accuracy of measuring.
Please refer to Fig. 3, Fig. 3 is that aerial condutor provided by the present invention is to the instrumentation plan of trees clearance.
As shown in the figure, the clearance of 10 pairs of trees 30 of aerial condutor is H1.During measurement, unmanned plane 20 flies to trees 30 sky, and at the position hovering flight contour with aerial condutor 10, at this moment, unmanned plane 20 and aerial condutor 10 L that keeps a safe distance, this safe distance L can specifically determine according to actual conditions.
The video information of video acquisition device 23 feedbacks of operating personnel by observing unmanned plane 20, the state of flight of control unmanned plane 20 makes it remain on the position hovering flight contour with aerial condutor 10.Particularly, video acquisition device 23 can be camera, and this camera can level be installed on unmanned plane 20 dead aheads.
The distance measuring equipment 21 of unmanned plane 20 is the emission detection signal vertically downward, measures the vertical range H2 of unmanned plane 20 fuselages and below trees 30, and will record data in real time by Wireless Transmitter 22 and transfer to the floor treatment terminal.
Wherein, distance measuring equipment 21 can be supersonic range finder, can be installed under the unmanned plane 20.
Operating personnel also can control unmanned plane 20 along the flight of aerial condutor 10 length directions, get a plurality of positions and carry out multimetering, and a plurality of measurement data are compared analysis, improve the degree of accuracy of measuring.Concrete measuring method has a detailed description aforementioned, repeats no more here.
As can be seen from Figure 3, when unmanned plane 20 flies to the contour position of aerial condutor 10 time, the clearance H1 of 10 pairs of belows of vertical range H2 equivalence and aerial condutor trees 30 of unmanned plane 20 fuselages and below trees 30, the growing height of trees 30 is consistent here.When trees 30 growing heights were inconsistent, the minimum perpendicular distance of getting unmanned plane 20 fuselages and trees 30 was the clearance of 10 pairs of trees 30 of aerial condutor.
Above-mentioned is that trees are that example has been described in detail to cross over thing, and when crossing over thing certainly and being other types, aerial condutor is similar to the above to the measuring method of crossing over the thing clearance, repeats no more.
More than aerial condutor provided by the present invention is described in detail the measuring method of crossing over the thing clearance.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (8)
1. an aerial condutor is characterized in that crossing over the measuring method of thing clearance, comprises the steps:
11) the operation unmanned plane during flying, at the position hovering flight contour with aerial condutor and keeps a safe distance with aerial condutor to the sky of crossing over thing;
12) distance measuring equipment on the unmanned plane is surveyed the vertical range of this position unmanned aerial vehicle body and below leap thing, and measurement data is transferred to the floor treatment terminal;
13) the floor treatment terminal is carried out Treatment Analysis to measurement data, determines the minimum perpendicular distance of unmanned aerial vehicle body and below leap thing, and namely aerial condutor is to crossing over the clearance of thing.
2. measuring method as claimed in claim 1 is characterized in that:
In the step 12), distance measuring equipment same position repeatedly measure unmanned aerial vehicle body with below cross over thing vertical range.
3. measuring method as claimed in claim 1 is characterized in that, also comprises between step 12) and the step 13):
121) the operation unmanned plane is along the flight of aerial condutor length direction, at the another location hovering flight contour with aerial condutor;
122) distance measuring equipment on the unmanned plane is surveyed the vertical range of this another location unmanned aerial vehicle body and below leap thing, and measurement data is transferred to the floor treatment terminal;
123) repeating step 121 repeatedly) and step 122).
4. as each described measuring method of claim 1 to 3, it is characterized in that, in the step 11), operating personnel feed back to the video information of ground surveillance equipment according to unmanned plane video harvester, observe aerial condutor and are in isometry position with control unmanned plane and aerial condutor.
5. measuring method as claimed in claim 4 is characterized in that, described video acquisition device is camera, and described camera level is installed on the place ahead of described unmanned plane.
6. measuring method as claimed in claim 4 is characterized in that, the video information of described video acquisition device collection reaches ground surveillance equipment by Wireless Transmitter.
7. as each described measuring method of claim 1 to 3, it is characterized in that the measurement data of described distance measuring equipment reaches the floor treatment terminal by Wireless Transmitter.
8. as each described measuring method of claim 1 to 3, it is characterized in that described distance measuring equipment is supersonic range finder.
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Cited By (7)
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| CN109855596A (en) * | 2018-12-29 | 2019-06-07 | 国网山东省电力公司高唐县供电公司 | A kind of carrying unmanned plane formula object height measurement method |
| CN110645940A (en) * | 2019-08-30 | 2020-01-03 | 四川中机航飞无人机科技有限公司 | Dynamic prediction system and method for clearance distance between wire and tree |
| CN110892284A (en) * | 2018-10-26 | 2020-03-17 | 深圳市大疆创新科技有限公司 | Power line detection method and device, unmanned aerial vehicle and computer readable storage medium |
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| CN115861300A (en) * | 2023-02-15 | 2023-03-28 | 国网辽宁省电力有限公司 | Method, system, apparatus and computer readable storage medium for measuring clearance |
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Cited By (10)
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| CN110645940A (en) * | 2019-08-30 | 2020-01-03 | 四川中机航飞无人机科技有限公司 | Dynamic prediction system and method for clearance distance between wire and tree |
| CN115861300A (en) * | 2023-02-15 | 2023-03-28 | 国网辽宁省电力有限公司 | Method, system, apparatus and computer readable storage medium for measuring clearance |
| CN115861300B (en) * | 2023-02-15 | 2023-05-30 | 国网辽宁省电力有限公司 | Headroom distance measurement method, system, apparatus and computer readable storage medium |
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Inventor after: Zhou Changchang Inventor after: Xue Qing Inventor after: Yang Lei Inventor after: Lin Shuangchen Inventor after: Liu Xinchao Inventor after: Song Hui Inventor after: Li Zhiwei Inventor after: Han Zenghu Inventor after: Han Yunlong Inventor after: Zhao Xuesong Inventor after: Zhang Xuedong Inventor after: Zheng Jiangang Inventor after: Guo Cuanyang Inventor after: Lu Mingyue Inventor after: Hao Xinlei Inventor after: Zhou Zhiwen Inventor after: Li Jian Inventor before: Zhou Changchang Inventor before: Yang Lei Inventor before: Lin Shuangchen Inventor before: Liu Xinchao Inventor before: Song Hui Inventor before: Li Zhiwei Inventor before: Han Zenghu Inventor before: Han Yunlong Inventor before: Zhang Xuedong Inventor before: Zheng Jiangang Inventor before: Guo Cuanyang Inventor before: Lu Mingyue Inventor before: Hao Xinlei Inventor before: Zhou Zhiwen Inventor before: Li Jian Inventor before: Xue Qing |
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Free format text: CORRECT: INVENTOR; FROM: ZHOU CHANGCHANG ZHANG XUEDONG ZHENG JIANGANG GUO XINYANG LU MINGYUE HAO XINLEI ZHOU ZHIWEN LI JIAN XUE QING YANG LEI LIN SHUANGCHEN LIU XINCHAO SONG HUI LI ZHIWEI HAN ZENGHU HAN YUNLONG TO: ZHOU CHANGCHANG ZHAO XUESONG ZHANG XUEDONG ZHENG JIANGANG GUO XINYANG LU MINGYUE HAO XINLEI ZHOU ZHIWEN LI JIAN XUE QING YANG LEI LIN SHUANGCHEN LIU XINCHAO SONG HUI LI ZHIWEI HAN ZENGHU HAN YUNLONG |
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