CN106405347A - High voltage equipment ultraviolet and infrared imaging online monitoring system and detection method thereof - Google Patents
High voltage equipment ultraviolet and infrared imaging online monitoring system and detection method thereof Download PDFInfo
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- CN106405347A CN106405347A CN201610777923.7A CN201610777923A CN106405347A CN 106405347 A CN106405347 A CN 106405347A CN 201610777923 A CN201610777923 A CN 201610777923A CN 106405347 A CN106405347 A CN 106405347A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1218—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing using optical methods; using charged particle, e.g. electron, beams or X-rays
Abstract
The invention relates to a high voltage equipment ultraviolet and infrared imaging online monitoring system comprising a video acquisition module, a video processing module, a central distance measurement module, a temperature and humidity measurement module and a remote monitoring terminal. The video acquisition module comprises a first spectroscope, a second spectroscope, an ultraviolet video acquisition device, an infrared video acquisition device and a visible light video acquisition device. The video processing module comprises a central processing control module, an ultraviolet pre-processing module, an infrared pre-processing module, a video superposition module, a video compression module and a network communication module. The beneficial effects of the system are that the structure is adopted, the overlapped multispectral images are acquired by utilizing light splitting lenses and the temperature and ultraviolet discharge data of equipment can be calculated so that infrared, visible and ultraviolet light superposition videos can be monitored online, and laser distance measurement and temperature and humidity sensors are additionally arranged to correct the infrared temperature measurement data. Meanwhile, the operation state and the state of health of the equipment can be obtained by analysis through computer system software so that the success rate of fault detection can be enhanced.
Description
Technical field
The present invention relates to power equipment monitoring field, more particularly, to a kind of high pressure equipment ultraviolet, infrared imaging on-line monitoring
System.
Background technology
Modern electric power industry towards high-low pressure grade, the development of vast capacity, in order to ensure the Effec-tive Function of power generation,
Diagnostic Examination And Repair of Electric Power Facilities is put forward higher requirement.
Power system is different from other industries, and maintenance can not arbitrarily be interrupted producing, and on-line monitoring and live testing technology are
One inevitable direction of High-Voltage Testing Technology development.Due to infrared detection technology can with remote, noncontact, in real time, quick
On-line monitoring mode obtains the operational temperature information of equipment, have again high resolution, visual in image, be not subject to electromagnetic interference, safety can
By and the advantages of benefit/output investment ratio is high, the diagnosis that again can carry out fault not having a power failure, under the situation that do not sample, do not disintegrate divides
Analysis, thus current infrared diagnosis technology power system application than wide and ripe.And ultraviolet corona detector is power train
System another new technique after infrared detection, for the bad connection in converting equipment, oxide etch, mechanical damage, insulation event
The corona discharge that barrier produces is detected, has the characteristics that not have a power failure, noncontact, directly perceived, real-time and applied range.
Part transformer station starts the pilot infrared on-line monitoring system of installation, the gradually development with technique and examination at present
Point application, from now on will be gradually ripe, it will have more transformer stations to install this system.But this work at present is only limited to carry out
The on-line monitoring product of infrared mode, and do not consider electrical equipment is carried out with the Imaging: Monitoring of multispectral scope, to equipment
The corona discharge that fault produces fails effectively to be monitored.
Content of the invention
The technical problem to be solved in the present invention is to design a kind of high pressure equipment ultraviolet, infrared imaging on-line monitoring system, solution
The technical problem of certainly existing high pressure equipment monitoring.
For solve above-mentioned technical problem, a kind of high pressure equipment ultraviolet of the present invention, infrared imaging on-line monitoring system, including
Video acquisition module, video processing module, center range finder module, temperature and humidity measurement module and remote monitoring terminal, video acquisition
Module includes first order spectroscope, second level spectroscope, ultraviolet video harvester, infrared video harvester, visible light video are adopted
Storage；Video processing module includes central processing control module, ultraviolet pre-processing module, infrared pre-processing module, video superimpose
Module, video compressing module and network communication module；Ultraviolet video harvester, infrared video harvester, visible light video collection
Device is connected with video processing module respectively；Central processing control module respectively with center range finder module, temperature and humidity measurement module phase
Even；Network communication module is connected with remote monitoring terminal by wireless network.
Further, ultraviolet video harvester includes ultraviolet lens, ultraviolet filter, ultraviolet imagery sensor, ultraviolet
Video acquisition module；Ultraviolet lens connect ultraviolet filter；Ultraviolet filter connects ultraviolet imagery sensor；Ultraviolet imagery
Sensor connects ultraviolet video acquisition module；Ultraviolet video acquisition module connects ultraviolet pre-processing module.
Further, infrared video harvester includes infrared lens, infrared thermal imaging sensor, infrared video collection mould
Block；Infrared lens connect infrared thermal imaging sensor；Infrared thermal imaging sensor connects infrared video acquisition module；Infrared video
Acquisition module connects infrared pre-processing module.
Further it is seen that light video collector includes visible light lens, visible image capturing head, visible light video collection mould
Block；Light camera lens connects visible image capturing head；Visible image capturing head connects visible light video acquisition module；Visible light video gathers mould
Block connects video superimpose module.
Further, it is provided with control head at video acquisition module；Central processing control module connects control head.
Further, remote monitoring terminal is mobile phone or panel computer；Mobile phone or panel computer connect control central authorities and process
Control module.
Further, part outside first order spectroscope for the extraneous light is directly entered ultraviolet lens, is passed by ultraviolet imagery
Sensor processes output and arrives ultraviolet video acquisition module；Extraneous light core is reflective through first order spectroscope, in the second fraction
It is partially into infrared lens outside light microscopic, output is processed to infrared video acquisition module by infrared thermal imagery sensor；In the second level
Light in spectroscope, through reflective entrance visible light lens, processes output visible light video acquisition module by visible image capturing head.
The present invention also provides aforementioned high pressure equipment ultraviolet, the detection method of infrared imaging on-line monitoring system, including as follows
Step：
Acquisition phase：After infrared lens are to infrared imaging, infrared thermal imagery sensor can export Infrared Video Signal；Ultraviolet lens
After ultraviolet light imaging, filter the ultraviolet interference in daylight through ultraviolet filter, ultraviolet imagery sensor output ultraviolet regards
Frequency signal；The visible light video signal of visible image capturing head output；
The range finding stage：Center range finder module is timed laser ranging to visual field middle section, according to distance correction infrared measurement of temperature
Data；The temperature of temperature and humidity measurement module measurement correction catch and ambient humidity, revise infrared measurement of temperature data according to humiture difference；
Processing stage：Infrared Video Signal is analyzed by infrared pre-treatment after video acquisition, obtains device temperature data, it
Afterwards infrared video is compressed encoding, generates infrared video code stream；Ultraviolet video signal after video acquisition by ultraviolet before
Reason is analyzed, and obtains EUV discharge photonic data, ultraviolet video is compressed encoding afterwards, generates ultraviolet video code stream；
Video, after video acquisition, is superimposed infrared and ultraviolet video by video superimpose module, then visible light video and overlay video is entered
Row compressed encoding, generates visible light video code stream and overlay video code stream, finally combines the data processing revised, positioning failure
Point, carries out maintenance process.
Beneficial effects of the present invention：After such structure, obtain, using light splitting camera lens, the multispectral one-tenth that height overlaps
Picture, calculates temperature and the ultraviolet discharge data of acquisition equipment, can on-line monitoring is infrared, visible, ultraviolet light overlay video, and increase
Plus laser ranging and Temperature Humidity Sensor, revise infrared measurement of temperature data.It is analyzed using computer system software simultaneously, draw
The running status of equipment and health status, improve fault detect success rate.
Brief description
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is further elucidated with.
Fig. 1 is ultraviolet, infrared imaging on-line monitoring system structure chart；
Brief description：
1st, infrared video harvester；2nd, ultraviolet video harvester；3rd, visible light video harvester；4th, video processing module；5th, in
Heart range finder module；6th, temperature and humidity measurement module；7th, remote monitoring terminal.
Specific embodiment
Below in conjunction with the accompanying drawings, by the description each component for example involved to the specific embodiment of the present invention to embodiment
Shape, construction, the mutual alignment between each several part and annexation, the effect of each several part and operation principle, manufacturing process and
Operate with method etc., is described in further detail, to help those skilled in the art to the inventive concept of the present invention, skill
Art scheme has more complete, accurate and deep understanding.
The structure of the present invention as expressed by Fig. 1, a kind of high pressure equipment ultraviolet, infrared imaging on-line monitoring system, including
Video acquisition module, video processing module 4, center range finder module 5, temperature and humidity measurement module 6 and remote monitoring terminal 7, video
Acquisition module includes first order spectroscope, second level spectroscope, ultraviolet video harvester 2, infrared video harvester 1, visible ray
Video collector 3；Video processing module 4 include central processing control module, ultraviolet pre-processing module, infrared pre-processing module,
Video superimpose module, video compressing module and network communication module；Ultraviolet video harvester 2, infrared video harvester 1, visible
Light video collector 3 is connected with video processing module 4 respectively；Central processing control module respectively with center range finder module 5, warm and humid
Degree measurement module 6 is connected；Network communication module is connected with remote monitoring terminal 7 by wireless network.
Preferably, ultraviolet video harvester 2 includes ultraviolet lens, ultraviolet filter, ultraviolet imagery sensing to the present embodiment
Device, ultraviolet video acquisition module；Ultraviolet lens connect ultraviolet filter；Ultraviolet filter connects ultraviolet imagery sensor；
Ultraviolet imagery sensor connects ultraviolet video acquisition module；Ultraviolet video acquisition module connects ultraviolet pre-processing module.
Preferably, infrared video harvester 1 includes infrared lens, infrared thermal imaging sensor, infrared video to the present embodiment
Acquisition module；Infrared lens connect infrared thermal imaging sensor；Infrared thermal imaging sensor connects infrared video acquisition module；Red
Outer video acquisition module connects infrared pre-processing module.
The present embodiment is preferably it is seen that light video collector 3 includes visible light lens, visible image capturing head, visible ray regard
Frequency acquisition module；Light camera lens connects visible image capturing head；Visible image capturing head connects visible light video acquisition module；Visible ray regards
Frequency acquisition module connects video superimpose module.
The present embodiment preferably, is provided with control head at video acquisition module；Central processing control module connects control control
Head processed.Make the armamentarium around video acquisition module complete detection by controlling the lifting rotation on head.
Preferably, remote monitoring terminal 7 is mobile phone or panel computer to the present embodiment；Mobile phone or panel computer connect in control
Centre processing and control module.
Preferably, part outside first order spectroscope for the extraneous light is directly entered ultraviolet lens, by ultraviolet to the present embodiment
Imaging sensor processes output and arrives ultraviolet video acquisition module；Extraneous light core is reflective through first order spectroscope,
It is partially into infrared lens outside secondary light-splitting mirror, output is processed to infrared video acquisition module by infrared thermal imagery sensor；?
Light in the spectroscope of the second level, through reflective entrance visible light lens, processes output visible light video collection by visible image capturing head
Module.
A kind of high pressure equipment ultraviolet, the detection method of infrared imaging on-line monitoring system, comprise the steps：
Acquisition phase：After infrared lens are to infrared imaging, infrared thermal imagery sensor can export Infrared Video Signal；Ultraviolet lens
After ultraviolet light imaging, filter the ultraviolet interference in daylight through ultraviolet filter, ultraviolet imagery sensor output ultraviolet regards
Frequency signal；The visible light video signal of visible image capturing head output；
The range finding stage：Center range finder module 5 is timed laser ranging to visual field middle section, according to distance correction infrared measurement of temperature
Data；The temperature of temperature and humidity measurement module 6 measurement correction catch and ambient humidity, revise infrared measurement of temperature number according to humiture difference
According to；
Processing stage：Infrared Video Signal is analyzed by infrared pre-treatment after video acquisition, obtains device temperature data, it
Afterwards infrared video is compressed encoding, generates infrared video code stream；Ultraviolet video signal after video acquisition by ultraviolet before
Reason is analyzed, and obtains EUV discharge photonic data, ultraviolet video is compressed encoding afterwards, generates ultraviolet video code stream；
Video, after video acquisition, is superimposed infrared and ultraviolet video by video superimpose module, then visible light video and overlay video is entered
Row compressed encoding, generates visible light video code stream and overlay video code stream, finally combines the data processing revised, positioning failure
Point, carries out maintenance process.
By long-range to camera control, prefabricated positioning, long-range switching, automatically make an inspection tour etc..Can support in many places
Centre monitoring, without geographical constraints, multiple users can monitor same front end simultaneously, occurs extremely automatically to capture, automatic simultaneously
Videocorder, has compatibility and extensibility well.So that operations staff（Or pass through Dispatchers on duty）Can take in time
Corresponding measure, with reducing load or changing the means such as system operation mode it is ensured that the safety run of equipment.Improve operations staff
Identification ability to equipment deficiency and predictability.
Adopt MPEG-4 compress mode, dynamically distributes code stream in compress mode, single-image is shown using ultrahigh resolution, single
Picture, the switching of many pictures, have plurality of display modes, and playback has partial enlargement function, and flexibly, there have to be manual, fixed for video recording mode
When, the video recording mode such as warning.Video recording natural law by setting is automatically deleted, covers, and alerts during off-capacity.Complete equipment can pass through
The ruuning situation real-time diagnosis to equipment for the specialist system, remind operations staff to pay close attention in time and process stable, peace it is ensured that equipment
Row for the national games.
Elaborate a lot of details in order to fully understand the present invention in the above description.But above description is only
Presently preferred embodiments of the present invention, the present invention can be much to implement different from alternate manner described here, therefore originally
Invention is not embodied as being limited by disclosed above.Any those skilled in the art are without departing from the technology of the present invention simultaneously
In the case of aspects, all can be utilized the methods and techniques content of the disclosure above that technical solution of the present invention is made many possible
Change and modify, or the Equivalent embodiments being revised as equivalent variations.Every content without departing from technical solution of the present invention, according to this
The technical spirit of invention, to any simple modification made for any of the above embodiments, equivalent variations and modification, all still falls within skill of the present invention
In the range of the protection of art scheme.
Claims (7)
1. a kind of high pressure equipment ultraviolet, infrared imaging on-line monitoring system, including video acquisition module, video processing module, in
Heart range finder module, temperature and humidity measurement module and remote monitoring terminal it is characterised in that：Described video acquisition module includes the first order
Spectroscope, second level spectroscope, ultraviolet video harvester, infrared video harvester, visible light video harvester；Described ultraviolet regards
Frequency harvester, described infrared video harvester, described visible light video harvester are connected with described video processing module respectively；Institute
State video processing module and include central processing control module, ultraviolet pre-processing module, infrared pre-processing module, video superimpose mould
Block, video compressing module and network communication module；Described ultraviolet video harvester, described infrared video harvester, described visible
Light video collector is connected with described video processing module respectively；Described central processing control module is found range with described center respectively
Module, described temperature and humidity measurement module are connected；Described network communication module is communicated with remote monitoring terminal by wireless network.
2. high pressure equipment ultraviolet according to claim 1, infrared imaging on-line monitoring system it is characterised in that：Described purple
Outer video collector includes ultraviolet lens, ultraviolet filter, ultraviolet imagery sensor, ultraviolet video acquisition module；Described purple
Outer camera lens connects described ultraviolet filter；Described ultraviolet filter connects ultraviolet imagery sensor；Described ultraviolet imagery passes
Sensor connects ultraviolet video acquisition module；Described ultraviolet video acquisition module connects described ultraviolet pre-processing module.
3. high pressure equipment ultraviolet according to claim 1, infrared imaging on-line monitoring system it is characterised in that：Described red
Outer video collector includes infrared lens, infrared thermal imaging sensor, infrared video acquisition module；Described infrared lens connect red
Exterior-heat imaging sensor；Described infrared thermal imaging sensor connects described infrared video acquisition module；Described infrared video collection
Module connects described infrared pre-processing module.
4. high pressure equipment ultraviolet according to claim 1, infrared imaging on-line monitoring system it is characterised in that：Described can
See that light video collector includes visible light lens, visible image capturing head, visible light video acquisition module；Described smooth camera lens connects can
See light video camera head；Described visible image capturing head connects described visible light video acquisition module；Described visible light video acquisition module
Connect described video superimpose module.
5. high pressure equipment ultraviolet according to claim 1, infrared imaging on-line monitoring system it is characterised in that：Described regard
Frequency acquisition module is also arranged on control head；Described central processing control module connects control described control cradle head control institute
State video acquisition module.
6. high pressure equipment ultraviolet according to claim 1, infrared imaging on-line monitoring system it is characterised in that：Described remote
Range monitoring terminal is mobile phone or panel computer；Described mobile phone or described panel computer connect control described central authorities processing controls mould
Block.
7. the high pressure equipment ultraviolet described in a kind of any one according to claim 1-6, the detection of infrared imaging on-line monitoring system
Method is it is characterised in that comprise the steps：
A) acquisition phase：After infrared lens are to infrared imaging, infrared thermal imagery sensor can export Infrared Video Signal；Ultraviolet mirror
After head is to ultraviolet light imaging, filter the ultraviolet interference in daylight through ultraviolet filter, ultraviolet imagery sensor exports ultraviolet
Video signal；The visible light video signal of visible image capturing head output；
B) find range the stage：Center range finder module is timed laser ranging to visual field middle section, according to the infrared survey of distance correction
Warm data；The temperature of temperature and humidity measurement module measurement correction catch and ambient humidity, revise infrared measurement of temperature number according to humiture difference
According to；
C) processing stage：Infrared Video Signal is analyzed by infrared pre-treatment after video acquisition, obtains device temperature data,
Afterwards infrared video is compressed encoding, generates infrared video code stream；Ultraviolet video signal after video acquisition by ultraviolet before
Process is analyzed, and obtains EUV discharge photonic data, ultraviolet video is compressed encoding afterwards, generates ultraviolet video code
Stream；Video, after video acquisition, is superimposed infrared and ultraviolet video by video superimpose module, then to visible light video and overlay video
It is compressed encoding, generates visible light video code stream and overlay video code stream, finally combine the data processing revised, positioning failure
Point, carries out maintenance process.
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| CN201610777923.7A CN106405347A (en) | 2016-08-31 | 2016-08-31 | High voltage equipment ultraviolet and infrared imaging online monitoring system and detection method thereof |
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Cited By (16)
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| CN106932692A (en) * | 2017-03-07 | 2017-07-07 | 北京瑞盈智拓科技发展有限公司 | Detection means and detection method based on infrared and ultraviolet visual image fusion |
| CN107807314A (en) * | 2017-03-07 | 2018-03-16 | 北京瑞盈智拓科技发展有限公司 | Fault pre-alarming apparatus and method based on infrared and ultraviolet visible light image information |
| CN107818607A (en) * | 2017-11-14 | 2018-03-20 | 贵州电网有限责任公司 | A kind of intelligent inspection system based on NFC Handheld data collectors |
| CN108008259A (en) * | 2017-11-14 | 2018-05-08 | 国网江西省电力有限公司电力科学研究院 | Based on infrared, the integrated detection method of Uv and visible light image co-registration and device |
| CN108061847A (en) * | 2017-12-23 | 2018-05-22 | 华北电力大学（保定） | A kind of dry reactor epoxy resins insulation medium cracking detection method |
| CN109245315A (en) * | 2018-11-28 | 2019-01-18 | 上海迈内能源科技有限公司 | The contactless on-Line Monitor Device of distribution transformer intelligent integral |
| CN109443545A (en) * | 2018-11-28 | 2019-03-08 | 深圳市乾行达科技有限公司 | Fault location system and method |
| CN109509320A (en) * | 2018-12-25 | 2019-03-22 | 国网河南省电力公司平顶山供电公司 | A kind of substation's fire alarm crusing robot |
| CN109521334A (en) * | 2018-10-24 | 2019-03-26 | 国网甘肃省电力公司电力科学研究院 | A kind of substation inspection equipment based on spectral imaging technology |
| CN109915850A (en) * | 2019-04-10 | 2019-06-21 | 深圳市利通电气有限责任公司 | A kind of flame detector system based on video image and flicker frequency |
| CN110389284A (en) * | 2019-08-12 | 2019-10-29 | 平顶山学院 | The detection system and detection method discharged with equipment fault on net post |
| CN110390794A (en) * | 2019-08-20 | 2019-10-29 | 宝钢湛江钢铁有限公司 | A kind of three optical cross-section imaging radar monitoring warning devices |
| CN112304364A (en) * | 2020-09-24 | 2021-02-02 | 许继集团有限公司 | Panoramic inspection method for energy-consuming converter valve and monitoring device for energy-consuming converter valve |
| CN113702777A (en) * | 2021-07-27 | 2021-11-26 | 广西电网有限责任公司电力科学研究院 | High-voltage equipment on-line inspection monitoring system |
| CN113724468A (en) * | 2021-08-27 | 2021-11-30 | 福建龙净脱硫脱硝工程有限公司 | Fault monitoring and alarming method and device for power equipment |
| CN110389284B (en) * | 2019-08-12 | 2024-04-26 | 平顶山学院 | Detection system and detection method for equipment fault discharge on distribution network column |
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| CN107807314A (en) * | 2017-03-07 | 2018-03-16 | 北京瑞盈智拓科技发展有限公司 | Fault pre-alarming apparatus and method based on infrared and ultraviolet visible light image information |
| CN107817424A (en) * | 2017-03-07 | 2018-03-20 | 国网天津市电力公司 | The failure of infrared and ultraviolet integration is warned device and failure warning method |
| CN106932692A (en) * | 2017-03-07 | 2017-07-07 | 北京瑞盈智拓科技发展有限公司 | Detection means and detection method based on infrared and ultraviolet visual image fusion |
| CN107818607A (en) * | 2017-11-14 | 2018-03-20 | 贵州电网有限责任公司 | A kind of intelligent inspection system based on NFC Handheld data collectors |
| CN108008259A (en) * | 2017-11-14 | 2018-05-08 | 国网江西省电力有限公司电力科学研究院 | Based on infrared, the integrated detection method of Uv and visible light image co-registration and device |
| CN108061847A (en) * | 2017-12-23 | 2018-05-22 | 华北电力大学（保定） | A kind of dry reactor epoxy resins insulation medium cracking detection method |
| CN109521334A (en) * | 2018-10-24 | 2019-03-26 | 国网甘肃省电力公司电力科学研究院 | A kind of substation inspection equipment based on spectral imaging technology |
| CN109245315A (en) * | 2018-11-28 | 2019-01-18 | 上海迈内能源科技有限公司 | The contactless on-Line Monitor Device of distribution transformer intelligent integral |
| CN109443545A (en) * | 2018-11-28 | 2019-03-08 | 深圳市乾行达科技有限公司 | Fault location system and method |
| CN109509320A (en) * | 2018-12-25 | 2019-03-22 | 国网河南省电力公司平顶山供电公司 | A kind of substation's fire alarm crusing robot |
| CN109915850A (en) * | 2019-04-10 | 2019-06-21 | 深圳市利通电气有限责任公司 | A kind of flame detector system based on video image and flicker frequency |
| CN110389284A (en) * | 2019-08-12 | 2019-10-29 | 平顶山学院 | The detection system and detection method discharged with equipment fault on net post |
| CN110389284B (en) * | 2019-08-12 | 2024-04-26 | 平顶山学院 | Detection system and detection method for equipment fault discharge on distribution network column |
| CN110390794A (en) * | 2019-08-20 | 2019-10-29 | 宝钢湛江钢铁有限公司 | A kind of three optical cross-section imaging radar monitoring warning devices |
| CN112304364A (en) * | 2020-09-24 | 2021-02-02 | 许继集团有限公司 | Panoramic inspection method for energy-consuming converter valve and monitoring device for energy-consuming converter valve |
| CN113702777A (en) * | 2021-07-27 | 2021-11-26 | 广西电网有限责任公司电力科学研究院 | High-voltage equipment on-line inspection monitoring system |
| CN113724468A (en) * | 2021-08-27 | 2021-11-30 | 福建龙净脱硫脱硝工程有限公司 | Fault monitoring and alarming method and device for power equipment |
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