CN109142424A - A kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique - Google Patents
A kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique Download PDFInfo
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- CN109142424A CN109142424A CN201810816326.XA CN201810816326A CN109142424A CN 109142424 A CN109142424 A CN 109142424A CN 201810816326 A CN201810816326 A CN 201810816326A CN 109142424 A CN109142424 A CN 109142424A
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- transmission line
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
Abstract
The transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique that the invention discloses a kind of, including signal acquisition module, signal acquisition is the following steps are included: S1, signal acquisition module acquire the optical information on transmission line of electricity, as transmission line of electricity background template；S2, signal acquisition module acquire signal to transmission line of electricity to be detected, and the signal of acquisition is delivered to technical treatment module；S3, technical treatment module receive the information from signal acquisition module, and by treated, image information is delivered in signal identification module；S4, signal identification module carry out identification；S5, the temperature for comparing actually detected transmission line of electricity and transmission line of electricity template are distributed, and will test result and feed back to technical treatment module；Output signal, the present invention not only solve current technology problem based on the analysis results for S6, technical treatment module, in combination with artificial intelligence and imaging technique, reduce the cost of artificial detection, while industry technology level is also pushed to a new step.
Description
Technical field
The present invention relates to electric wire detection technique field more particularly to a kind of transmission line of electricity based on infrared thermal imaging technique are anti-
Broken monitoring device outside.
Background technique
Transmission line of electricity brings very big challenge to pre-control work throughout town and country, and because of outer broken sudden, randomness,
In recent years, electric transmission line channel environment has complicated, degradating trend also to have numerous human factors wherein there is factor of natural environment, because
Even if this route ontology situation is in good health, it is also difficult to line fault caused by avoiding completely because of external factor.
Under the prior art, the pre-control of transmission line of electricity is difficult, and the outer broken fault detection of transmission line of electricity is all often people
What work carried out, cost is very high, and the external force damage prevention monitoring of route can only generally estimate progress, and effect is not satisfactory, therefore proposes one kind
Transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique.
Summary of the invention
The purpose of the present invention is to solve existing in the prior art, personal monitoring's transmission line of electricity external force damage prevention is inefficient
Disadvantage, and a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique, including signal acquisition module, the signal
Acquisition the following steps are included:
One section of S1, selection intact transmission line of electricity, by signal acquisition module, acquire transmission line of electricity during its work
On optical information, technical treatment module is delivered to as transmission line of electricity background template, and by background template, by technology
Processing, by treated, background pattern plate stores the single-chip data repository into signal identification module；
S2, signal acquisition module is placed in the trolley at the uniform velocity to advance, signal acquisition module is in the process of moving constantly
Shooting, collecting signal is carried out to transmission line of electricity to be detected, and the signal of acquisition is delivered to technical treatment module；
S3, technical treatment module constantly receive the information from signal acquisition module, while the signal of acquisition is made technical office
Reason, then image information is constantly delivered in signal identification module by treated；
S4, signal identification module receive the drawing information after technical treatment, and transfer defeated in single-chip data repository
Electric line template carries out identification；
S5, under the infrared temperature analysis of single-chip microcontroller, compare the temperature point of actually detected transmission line of electricity and transmission line of electricity template
Cloth, and will test result and feed back to technical treatment module；
The result that S6, technical treatment module are directed to signal identification module makes analysis, and output letter based on the analysis results.
Preferably, the signal acquisition module includes infrared thermal imager, and infrared thermal imager is used for transmission line of electricity
Image taking and information collection.
Preferably, the technical treatment module carries out the extraction of drawing feature temperature for background template information, and by background
The feature temperature of template is stored to signal identification module.
Preferably, the technical treatment module is used to carry out memory point to the pattern signal of the transmission line of electricity of real-time monitoring
Match, and feature successively is carried out to the pattern received and reads extraction.
Preferably, the technical treatment module analysis comparing result and output signal, when infrared temperature analysis result is consistent,
Result is then delivered to signal acquisition module, signal acquisition module continues to carry out pattern acquisition to transmission line of electricity to be detected, when
Infrared temperature analysis result is inconsistent, then result is delivered to alarm output module, signal is delivered to letter by alarm output module
Number receiver.
Preferably, the signal receiver is used for for receiving alarm output signal, synchronous signal receiver to technical office
It manages module and carries out data parameters setting, and the switch state of signal receiver control technology processing module.
The beneficial effects of the present invention are:
1, the parameters such as the exposure focal length of infrared detector sensing element appropriateness method of adjustment of reliable full-view camera are chosen, are kept away
Influence of the environmental factor to identification accuracy is exempted from.
2, the infrared heat under the transmission line of electricity at a temperature of a large amount of acquisition varying environment of background module needs of transmission line of electricity
Picture is imaged, and stores, such comparison analysis is so that the device is with a wide range of applications.
3, due to handling using single-chip microcontroller, reduce the image data independent operating of acquisition without Internet resources
The cost of detection.
Detailed description of the invention
Fig. 1 is a kind of system of the transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique proposed by the present invention
Functional schematic.
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.
Referring to Fig.1, a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique, including signal acquisition mould
Block, signal acquisition is the following steps are included: one section of S1, selection intact transmission line of electricity are adopted during its work by signal
Collect module, acquires the optical information on transmission line of electricity, be delivered to skill as transmission line of electricity background template, and by background template
Art processing module, by technical treatment, by treated, background pattern plate stores the single-chip microcontroller number into signal identification module
According to repository；S2, signal acquisition module is placed in the trolley at the uniform velocity to advance, signal acquisition module is held in the process of moving
Shooting, collecting signal continuously is carried out to transmission line of electricity to be detected, and the signal of acquisition is delivered to technical treatment module；S3, skill
Art processing module constantly receives the information from signal acquisition module, while the signal of acquisition is made technical treatment, then will place
Image information after reason is constantly delivered in signal identification module；S4, signal identification module receive after technical treatment
Drawing information, and the transmission line of electricity template in single-chip data repository is transferred, carry out identification；S5, in the red of single-chip microcontroller
Under outer temperature analysis, the temperature for comparing actually detected transmission line of electricity and transmission line of electricity template is distributed, and will test result feedback
Give technical treatment module；The result that S6, technical treatment module are directed to signal identification module makes analysis, and based on the analysis results
Output signal, signal acquisition module include infrared thermal imager, infrared thermal imager be used for the image taking of transmission line of electricity with
Information collection, technical treatment module carry out the extraction of drawing feature temperature for background template information, and by the feature of background template
Temperature is stored to signal identification module, and technical treatment module is used to carry out memory to the pattern signal of the transmission line of electricity of real-time monitoring
Distribution, and feature successively is carried out to the pattern received and reads extraction, technical treatment module analysis comparing result and output signal,
When infrared temperature analysis result it is consistent, then result is delivered to signal acquisition module, signal acquisition module continues to be detected
Transmission line of electricity carry out pattern acquisition, when infrared temperature analysis result it is inconsistent, then result is delivered to alarm output module, alarm
Signal is delivered to signal receiver by output module, and signal receiver is for receiving alarm output signal, synchronous signal receiver
For carrying out data parameters setting, and the switch state of signal receiver control technology processing module to technical treatment module.
In the present embodiment, there is no obstacle between signal acquisition module and transmission line of electricity to be detected, using optical principle,
The infrared detector sensing element for choosing reliable full-view camera, light filling and optical filtering using 850 nanometers of black lights, appropriateness
Imaging is reached the optimum efficiency that identification requires, due to the background module of transmission line of electricity by the parameters such as the exposure focal length of method of adjustment
With actual wireline inspection there are the difference of environment, temperature height will affect actual testing result, therefore the back of transmission line of electricity
The infrared thermal imaging picture under transmission line of electricity at a temperature of a large amount of acquisition varying environment of scape module needs, and store, real-time
The stage single-chip microcontroller of comparison can choose the background template pattern for being best suitable for actual conditions according to the actual conditions of environment temperature, with
Actually detected drawing information carries out the comparison of feature temperature, and when characteristic value difference, can export this section of transmission line of electricity has outside
A possibility that broken, and then artificial overhaul plan.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique, including signal acquisition module, feature
Be, the signal acquisition the following steps are included:
One section of S1, selection intact transmission line of electricity, by signal acquisition module, acquire transmission line of electricity during its work
On optical information, technical treatment module is delivered to as transmission line of electricity background template, and by background template, by technology
Processing, by treated, background pattern plate stores the single-chip data repository into signal identification module；
S2, signal acquisition module is placed in the trolley at the uniform velocity to advance, signal acquisition module is in the process of moving constantly
Shooting, collecting signal is carried out to transmission line of electricity to be detected, and the signal of acquisition is delivered to technical treatment module；
S3, technical treatment module constantly receive the information from signal acquisition module, while the signal of acquisition is made technical office
Reason, then image information is constantly delivered in signal identification module by treated；
S4, signal identification module receive the drawing information after technical treatment, and transfer defeated in single-chip data repository
Electric line template carries out identification；
S5, under the infrared temperature analysis of single-chip microcontroller, compare the temperature point of actually detected transmission line of electricity and transmission line of electricity template
Cloth, and will test result and feed back to technical treatment module；
The result that S6, technical treatment module are directed to signal identification module makes analysis, and output signal based on the analysis results.
2. a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique according to claim 1, special
Sign is that the signal acquisition module includes infrared thermal imager, and infrared thermal imager is used for the image taking to transmission line of electricity
With information collection.
3. a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique according to claim 1, special
Sign is, the technical treatment module carries out the extraction of drawing feature temperature for background template information, and by the spy of background template
Sign temperature is stored to signal identification module.
4. a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique according to claim 1, special
Sign is that the technical treatment module is used to carry out Memory Allocation to the pattern signal of the transmission line of electricity of real-time monitoring, and successively
Feature is carried out to the pattern received and reads extraction.
5. a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique according to claim 1, special
Sign is, the technical treatment module analysis comparing result and output signal, when infrared temperature analysis result is consistent, then by result
It is delivered to signal acquisition module, signal acquisition module continues to carry out pattern acquisition to transmission line of electricity to be detected, when infrared temperature
It is inconsistent to analyze result, then result is delivered to alarm output module, signal is delivered to signal receiver by alarm output module.
6. a kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique according to claim 5, special
Sign is, the signal receiver for receiving alarm output signal, synchronous signal receiver be used for technical treatment module into
Row data parameter setting, and the switch state of signal receiver control technology processing module.
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| CN201810816326.XA CN109142424A (en) | 2018-07-24 | 2018-07-24 | A kind of transmission line of electricity external force damage prevention monitoring device based on infrared thermal imaging technique |
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| EP0394932B1 (en) * | 1989-04-24 | 1998-03-04 | Siemens Aktiengesellschaft | Photothermal inspection method, arrangement for its working out, and utilisation of the method |
| CN101487866A (en) * | 2008-11-06 | 2009-07-22 | 姚建刚 | On-line detection method for AC power transmission line porcelain zero resistance insulator based on infrared thermal imaging |
| CN102565577A (en) * | 2011-12-15 | 2012-07-11 | 国网电力科学研究院 | Method for detecting high optical spectrum of composite insulator |
| CN104134312A (en) * | 2014-08-06 | 2014-11-05 | 国网福建晋江市供电有限公司 | High-voltage power transmission line external force damage prevention construction safety alarm device and alarm method |
| CN204422068U (en) * | 2014-11-14 | 2015-06-24 | 北京津同利华科技有限公司 | Electric system infrared thermal imaging real-time monitoring equipment |
| CN105303759A (en) * | 2015-10-28 | 2016-02-03 | 江苏省电力公司常州供电公司 | High-voltage transmission line anti-external-damage alarm system applicable to jittering environment |
| CN107655576A (en) * | 2017-09-20 | 2018-02-02 | 北京许继电气有限公司 | Infrared thermal imaging on-line monitoring method and system |
-
2018
- 2018-07-24 CN CN201810816326.XA patent/CN109142424A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0394932B1 (en) * | 1989-04-24 | 1998-03-04 | Siemens Aktiengesellschaft | Photothermal inspection method, arrangement for its working out, and utilisation of the method |
| CN101487866A (en) * | 2008-11-06 | 2009-07-22 | 姚建刚 | On-line detection method for AC power transmission line porcelain zero resistance insulator based on infrared thermal imaging |
| CN102565577A (en) * | 2011-12-15 | 2012-07-11 | 国网电力科学研究院 | Method for detecting high optical spectrum of composite insulator |
| CN104134312A (en) * | 2014-08-06 | 2014-11-05 | 国网福建晋江市供电有限公司 | High-voltage power transmission line external force damage prevention construction safety alarm device and alarm method |
| CN204422068U (en) * | 2014-11-14 | 2015-06-24 | 北京津同利华科技有限公司 | Electric system infrared thermal imaging real-time monitoring equipment |
| CN105303759A (en) * | 2015-10-28 | 2016-02-03 | 江苏省电力公司常州供电公司 | High-voltage transmission line anti-external-damage alarm system applicable to jittering environment |
| CN107655576A (en) * | 2017-09-20 | 2018-02-02 | 北京许继电气有限公司 | Infrared thermal imaging on-line monitoring method and system |
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