CN110335448A - A kind of powerline ice-covering early warning system - Google Patents
A kind of powerline ice-covering early warning system Download PDFInfo
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- CN110335448A CN110335448A CN201910690821.5A CN201910690821A CN110335448A CN 110335448 A CN110335448 A CN 110335448A CN 201910690821 A CN201910690821 A CN 201910690821A CN 110335448 A CN110335448 A CN 110335448A
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- 238000012806 monitoring device Methods 0.000 claims abstract description 26
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- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 9
- 230000000877 morphologic effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000003708 edge detection Methods 0.000 claims description 3
- 238000003709 image segmentation Methods 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 10
- 238000012544 monitoring process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/13—Edge detection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/155—Segmentation; Edge detection involving morphological operators
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30232—Surveillance
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Abstract
The invention discloses a kind of powerline ice-covering early warning systems, are mainly made of aerial condutor icing monitoring device, remote monitor device；The aerial condutor icing monitoring device is fixed on aerial condutor, including lower case, with the lower case hinged upper housing, the camera that is fixed in the lower case, the camera at an angle, for shooting distribution line icing situation；The camera includes heat generating component, can carry out ice-melt work according to the temperature of program setting；The cavity of accommodating aerial condutor is equipped between the upper housing and the lower case；The remote monitor device includes the region server of multiple covering certain areas and the master control server positioned at monitoring center.Aerial condutor icing monitoring device is easily installed, and is had a safety feature, electromagnetism takes electricity to solve power issue；Master control server combination image intelligent analysis early warning mechanism, can timely learning risk factor that may be present, propose accurate counter-measure.
Description
Technical field
The present invention relates to transmission line of electricity monitoring technical field, especially a kind of powerline ice-covering early warning system.
Background technique
The equipment of electric system is the important infrastructure of national economy, is the important means of optimization of energy resources.
The resource distribution in China, the resources such as petroleum coal water conservancy are concentrated mainly on central and west regions, the economically developed coastal region in east China
Resource is relatively deficient, to change the distribution of China's generation assets and the unbalanced situation of power load distributed pole, solves China's electric power
Imbalance between supply and demand, the Chinese government is proposed the strategic engineering of " transferring electricity from the west to the east ", realizes distributing rationally for resource." transferring electricity from the west to the east "
The transmission line of electricity of engineering middle and long distance needs to pass through High aititude, more accumulated snow, the area for repeating ice, the landform in these areas mostly
Condition is complicated, and the probability for meeting with transmission line icing is very high, and especially southern region of China winter humidity is big, is easy to appear transmission line icing
Phenomenon.However, long distance transmission line is limited by geographical, meteorological condition, brought to line inspection, maintenance etc. greatly tired
Difficulty detects transmission line of electricity in such a way that manpower is patrolled, it is difficult to timely and accurately obtain monitoring data；Therefore, transmission line of electricity covers
Ice condition monitoring system is come into being.
With the development of science and technology, monitoring transmission line icing is more and more convenient, one need to be only installed near transmission line of electricity
Monitoring device with image taking, transmission line icing THICKNESS CALCULATION function, can be by calculating the icing on transmission line of electricity surface
Thickness plays the role of real-time monitoring, but traditional monitoring device is generally installed on the transmission line by screw, is being installed
When need entire route to power off for the sake of security, and need artificial pole-climbing installation, therefore it is inconvenient and not to dismantle installation
Safety since therefore power supply is also more troublesome for monitoring device high altitude operation, and is needed often to safeguard power supply unit, be improved
Use cost.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of powerline ice-covering early warning system.
A kind of powerline ice-covering early warning system is mainly made of aerial condutor icing monitoring device, remote monitor device；
The aerial condutor icing monitoring device is fixed on aerial condutor, including lower case, hinged with the lower case
Upper housing, the camera that is fixed in the lower case, the camera at an angle, for shooting covering ice for insulator feelings
Condition；The cavity of accommodating aerial condutor is equipped between the upper housing and the lower case；
The remote monitor device includes the region server of multiple covering certain areas and the master control positioned at monitoring center
Server, the aerial condutor icing monitoring device are connect with the region server signal, the region server with it is described
The connection of master control server signal；
The region server is used to handle the video or picture that the aerial condutor icing monitoring device transmission comes, and will
As a result it is transferred to the master control server；The master control server is stored and is shown to aerial condutor icing information, and root
According to the camera provide video or picture icing situation is analyzed, and to the ice covering thickness in following a period of time into
Row anticipation, issues ice-coating pre-warning；The camera includes heat generating component, can carry out ice-melt work according to the temperature of program setting.
Further, the battery compartment for installing battery, the upper housing and the lower case are equipped in the upper housing
Opposite be equipped with above takes ferroelectric core to take ferroelectric core under respectively, described to take ferroelectric core to connect above and below when the upper and lower casing is closed
Touching.
Further, video or picture that the region server carrys out aerial condutor icing monitoring device transmission
Processing the following steps are included:
S1, image preprocessing carry out gray processing and median filter process to image；
S2, image segmentation divide an image into several regions not being folded mutually according to characteristics of image, and these features are made to exist
Similitude is showed in the same area, and shows apparent otherness in different zones, and characteristics of image includes but is not limited to ash
Degree, color, texture, shape；
S3 carries out Morphological scale-space to image；
S4 carries out edge detection and straight-line detection to the image after Morphological scale-space using Sobel operator；
S5 obtains the diameter of ice coating wire by above-mentioned processing, finds out ice covering thickness under a proportional relationshipWherein x1For pixel on the corresponding figure of non-ice coating wire diameter, x2For the corresponding figure of ice coating wire diameter
Upper pixel, d are conducting wire actual diameter.
Beneficial effects of the present invention: aerial condutor icing monitoring device is easily installed, and is had a safety feature, electromagnetism takes electrolysis to determine
Power issue.
Detailed description of the invention
Fig. 1 is powerline ice-covering early warning system block diagram；
Fig. 2 is the scheme of installation of aerial condutor icing monitoring device；
Fig. 3 is the external structure schematic diagram of aerial condutor icing monitoring device；
Fig. 4 is the schematic diagram of internal structure of aerial condutor icing monitoring device.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.The embodiment of the present invention is
It is provided for the sake of example and description, and is not exhaustively or to limit the invention to disclosed form.Very much
Modifications and variations are obvious for the ordinary skill in the art.Selection and description embodiment are in order to more preferable
Illustrate the principle of the present invention and practical application, and makes those skilled in the art it will be appreciated that the present invention is suitable to design
In the various embodiments with various modifications of special-purpose.
Embodiment 1
The present invention protects a kind of powerline ice-covering early warning system, mainly by aerial condutor icing monitoring device, long-range prison
Measurement equipment is constituted, as shown in Figure 1.
The aerial condutor icing monitoring device is fixed on aerial condutor, as shown in Fig. 2, including lower case 901 and institute
The hinged upper housing 902 of lower case, the camera 903 being fixed in the lower case are stated, the camera 903 is in certain angle
Degree, for shooting transmission line icing situation；The cavity 904 of accommodating aerial condutor is equipped between the upper housing and the lower case,
As shown in Figure 3.
In order to solve the problems, such as that it is inconvenient that aerial condutor icing monitoring device is powered, it is equipped in the lower case 901 for pacifying
Opposite be equipped with above takes ferroelectric core 905 to take ferroelectric core under respectively for the battery compartment of packed battery, the upper housing and the lower case
906, it is described to take ferroelectric core to be in contact above and below when the upper and lower casing is closed.Electricity is taken by electromagnetic induction, is not necessarily to external power supply
Equipment, using more convenient.
The remote monitor device includes the region server of multiple covering certain areas and the master control positioned at monitoring center
Server, the aerial condutor icing monitoring device are connect with the region server signal, the region server with it is described
The connection of master control server signal；
The region server is used to handle the video or picture that the aerial condutor icing monitoring device transmission comes, and will
As a result it is transferred to the master control server；The master control server is stored and is shown to aerial condutor icing information, and root
According to the camera provide video or picture icing situation is analyzed, and to the ice covering thickness in following a period of time into
Row anticipation, issues ice-coating pre-warning.The camera includes heat generating component, can carry out ice-melt work according to the temperature of program setting.
The processing packet of video or picture that the region server carrys out aerial condutor icing monitoring device transmission
Include following steps:
S1, image preprocessing carry out gray processing and median filter process to image；
S2, image segmentation divide an image into several regions not being folded mutually according to characteristics of image, and these features are made to exist
Similitude is showed in the same area, and shows apparent otherness in different zones, and characteristics of image includes but is not limited to ash
Degree, color, texture, shape；
S3 carries out Morphological scale-space to image；
S4 carries out edge detection and straight-line detection to the image after Morphological scale-space using Sobel operator；Sobel operator
It is a discrete first difference operator, it includes 2 group 3 × 3 of matrix, makees plane to pattern matrix from horizontal and vertical respectively
Convolution obtains horizontal and vertical brightness difference approximation, and algorithm principle is as follows:
The horizontal and vertical gradient approximation that each of image pixel is obtained by upper two formula, it is big then to calculate gradient
It is smallThe direction and
S5 obtains the diameter of ice coating wire by above-mentioned processing, finds out ice covering thickness under a proportional relationshipWherein x1For pixel on the corresponding figure of non-ice coating wire diameter, x2For the corresponding figure of ice coating wire diameter
Upper pixel, d are conducting wire actual diameter.
Obviously, described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, this field and those of ordinary skill in the related art institute without creative labor
The every other embodiment obtained, all should belong to the scope of protection of the invention.
Claims (3)
1. a kind of powerline ice-covering early warning system, is mainly made of aerial condutor icing monitoring device and remote monitor device,
It is characterized in that, the camera includes heat generating component, ice-melt work can be carried out according to the temperature of program setting；
The aerial condutor icing monitoring device is fixed on aerial condutor, including lower case, with hinged upper of the lower case
Shell, the camera being fixed in the lower case, the camera at an angle, for shooting distribution line icing feelings
Condition, the camera include heat generating component, can carry out ice-melt work according to the temperature of program setting；The upper housing and it is described under
The cavity of accommodating aerial condutor is equipped between shell；
The remote monitor device includes the region server of multiple covering certain areas and the master control service positioned at monitoring center
Device, the aerial condutor icing monitoring device are connect with the region server signal, the region server and the master control
Server signal connection；
The region server is used to handle the video or picture that aerial condutor icing monitoring device transmission comes, and by result
It is transferred to the master control server；The master control server stored and shown to aerial condutor icing information, and according to institute
The video or picture for stating camera offer analyze icing situation, and carry out to the ice covering thickness in following a period of time pre-
Sentence, issues ice-coating pre-warning；The camera includes heat generating component, can carry out ice-melt work according to the temperature of program setting.
2. powerline ice-covering early warning system according to claim 1, which is characterized in that be equipped with and be used in the lower case
The battery compartment of battery is installed, opposite be equipped with above takes ferroelectric core to take ferroelectric core, institute under respectively for the upper housing and the lower case
It is described to take ferroelectric core to be in contact above and below when stating upper and lower casing closure.
3. powerline ice-covering early warning system according to claim 1, which is characterized in that the region server is for institute
State aerial condutor icing monitoring device transmission come video or picture processing the following steps are included:
S1, image preprocessing carry out gray processing and median filter process to image；
S2, image segmentation divide an image into several regions not being folded mutually according to characteristics of image, and make these features same
Similitude is showed in region, and shows apparent otherness in different zones, and characteristics of image includes but is not limited to gray scale, face
Color, texture, shape；
S3 carries out Morphological scale-space to image；
S4 carries out edge detection and straight-line detection to the image after Morphological scale-space using Sobel operator；
S5 obtains the diameter of ice coating wire by above-mentioned processing, finds out ice covering thickness under a proportional relationship
Wherein x1For pixel on the corresponding figure of non-ice coating wire diameter, x2For pixel on the corresponding figure of ice coating wire diameter, d is to lead
Line actual diameter.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111653081A (en) * | 2020-06-11 | 2020-09-11 | 安徽徽远成电气科技股份有限公司 | Power transmission line monitoring system |
| CN111668936A (en) * | 2020-06-16 | 2020-09-15 | 中国南方电网有限责任公司超高压输电公司 | Optical fiber composite overhead ground wire direct-current ice melting temperature strain method and monitoring device |
| CN112113606A (en) * | 2020-08-04 | 2020-12-22 | 国网江苏省电力有限公司信息通信分公司 | Comprehensive monitoring device for overhead transmission line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Application publication date: 20191015 |