CN104048766A - On-line thermal imaging temperature monitoring method for power transformation device - Google Patents
On-line thermal imaging temperature monitoring method for power transformation device Download PDFInfo
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- CN104048766A CN104048766A CN201410287415.1A CN201410287415A CN104048766A CN 104048766 A CN104048766 A CN 104048766A CN 201410287415 A CN201410287415 A CN 201410287415A CN 104048766 A CN104048766 A CN 104048766A
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Abstract
The invention provides an on-line thermal imaging temperature monitoring method for a power transformation device. A plurality of video signal collecting devices are used for collecting video signals of a plurality of field end monitoring points. A monitoring server transmits a visible light video signal to a client side monitor, visible light video windows of the monitoring points are displayed on the client side monitor, the monitoring server identifies the temperature of the field of the power transformation device according to the infrared thermal imaging hue of infrared video signals, and when the temperature exceeds the set range, the monitoring sensor transmits the infrared video signals to the client side monitor. The infrared video signals jump out to be distributed on a screen of the whole client side monitor in the form of the infrared thermal imaging windows with the visible light video window at the corresponding monitoring point, a specific device, a temperature value window and an electronic map window. Thus, the on-line thermal imaging temperature monitoring method is higher in caution and indication performance, the situations of points to be monitored, the temperature and the position of the points and the like can be clearer, the temperature can be monitored online conveniently and pertinently, and the practicality is high.
Description
Technical field
The present invention relates to the temperature monitoring method field of converting equipment, be specifically related to a kind of converting equipment thermal imaging on-line temperature monitoring method.
Background technology
The running status quality of power equipment directly determines safety and the benefit of electric system, has a large amount of equipment of transformer, bus, disconnector, isolating switch, coupling condenser, high-tension cable etc. in transformer station.If no matter which kind of equipment occurs that abnormal working position is processed not in time and develops into possibly fault, even cause device damage or personal injury, and then cause immeasurable consequence.Because infrared detection technology can obtain with remote, noncontact, real-time, quick on-line monitoring mode the running state information of equipment, have again resolution high, visual in image, be not subject to electromagnetic interference (EMI), safe and reliable and benefit/output investment ratio advantages of higher, can under the situation that does not have a power failure, does not sample, do not disintegrate, carry out the diagnostic analysis of fault again, more extensive and ripe in the application of electric system.
Portable infrared thermometer is generally used in electric system at present, but adopt portable infrared thermal imaging system to carry out the overheated inspection of equipment contact, also has some problems.Transformer station's existing equipment infrared monitoring mode, the basic Portable infrared temperature measurement instrument that adopts is carried out in manual inspection mode by operations staff, heat picture to storage often rests on the analyzing and diagnosing in background PC computer, it can only be the analysis and Control of discontinuity, can not monitor and diagnose in real time the operations such as nature of trouble of thermal imagery to heat distribution field, owing to having defect in the inconvenience in using and method, be difficult to meet electric system to growing requirements in aspect such as real-time, economy, security, reliability and ease for use, this tends to cause supervision delay and causes larger property loss.By operations staff's scene, make an inspection tour the running status of the equipment of grasping, in actual production run, exposed many problems that are difficult to overcome.Have following problem at least:
1. owing to lacking effective supervision mechanism, equipment-patrolling arrival rate, work quality is high all cannot be guaranteed.
2. operating experience is to guarantee a kind of technical capability of power equipment safety operation, but the accumulative process of operating experience has unicity.Once personnel's change, just may cause experience to run off.These problems have caused the difficulty to operational outfit state recognizing, and have indirectly caused higher managerial cost.
3. the artificial working heat state that adopts portable infrared equipment Inspection charging equipment, is limited to operator's height and the setting height(from bottom) of equipment, cannot complete observation for most of position of equipment.
4. the hot status monitoring of pair unattended operation transformer station operational outfit, if the infrared equipment of portable operation tends to cause the lifting of labour intensity and the diagnosis defect such as not in time.
Given this, this case inventor further investigate the problems referred to above, then has this case to produce.
Summary of the invention
The object of the present invention is to provide a kind of converting equipment thermal imaging on-line temperature monitoring method, alternative output infra-red thermal imaging window, and jump out each messagewindow of corresponding monitoring point simultaneously and be covered with the screen of whole client monitors device, warning and labeled are stronger, the situations such as point to be monitored and temperature and position are more clear bright and clear, greatly facilitate on-line temperature monitoring and specific aim to process, practical.
In order to achieve the above object, the present invention adopts such technical scheme:
A converting equipment thermal imaging on-line temperature monitoring method, the one end at converting equipment place is on-the-spot end, the one end at monitoring client place is client, adopt a plurality of video signal acquisition devices to carry out video signal collective to a plurality of on-the-spot ends monitoring point, described video signal acquisition device comprises visible light video signal pickup assembly and infrared video signal pickup assembly, described visible light video signal pickup assembly and infrared video signal pickup assembly gather respectively visible light video signal and the infrared video signal of corresponding monitoring point, and by video signal transmission wire or wireless video signal transmission mode, visible light video signal and infrared video signal are transferred to monitoring server respectively, described monitoring server is transferred to client monitors device by video signal transmission wire or wireless video signal transmission mode by visible light video signal, the visible light video window that shows each monitoring point on client monitors device, described monitoring server is according to the temperature at the infra-red thermal imaging form and aspect identification converting equipment scene of infrared video signal, when temperature exceeds setting range, described monitoring server is transferred to client monitors device by video signal transmission wire or wireless video signal transmission mode by infrared video signal, and extract concrete device and the temperature value of corresponding monitoring point simultaneously, and electronic chart, infrared video signal is with the form of infra-red thermal imaging window and the visible light video window of corresponding monitoring point, with concrete device and the temperature value window of the corresponding monitoring point of extracting, and electronic map window is jumped out the screen that is covered with whole client monitors device simultaneously.
Above-mentioned monitoring server is all transferred to the vision signal of each video signal acquisition device the client monitors device of a plurality of clients by video signal transmission wire or wireless video signal transmission mode.
Above-mentioned customer end adopted base control device relies on above-mentioned monitoring server to be connected with the rotary actuation base of the above-mentioned video signal acquisition device of carrying by control signal transmission line or wireless control signal transmission mode as transfer server, to rotariling actuate the rotation of base, controls.
Above-mentioned customer end adopted Light Control Unit relies on above-mentioned monitoring server to be connected with the shot-light of above-mentioned on-the-spot end by control signal transmission line or wireless control signal transmission mode as transfer server, and shot-light is controlled.
Above-mentioned customer end adopted client talkback unit relies on above-mentioned monitoring server to be connected and to carry out intercommunication with on-the-spot end talkback unit by signal of communication transmission line or wireless signals mode as transfer server.
Above-mentioned customer end adopted focus controlling device relies on above-mentioned monitoring server to pass through respectively the visible image capturing head of control signal transmission line or wireless control signal transmission mode and above-mentioned visible light video signal pickup assembly as transfer server, is connected and focalizes with the infrared pick-up head of above-mentioned infrared video signal pickup assembly.
Adopt after technique scheme, converting equipment thermal imaging on-line temperature monitoring method of the present invention, breaks through the mode of conventional temperature monitoring, and take the one end at converting equipment place is on-the-spot end, and the one end at monitoring client place is client, adopt a plurality of video signal acquisition devices to carry out video signal collective to a plurality of on-the-spot ends monitoring point, video signal acquisition device comprises visible light video signal pickup assembly and infrared video signal pickup assembly, visible light video signal pickup assembly and infrared video signal pickup assembly gather respectively visible light video signal and the infrared video signal of corresponding monitoring point, and by video signal transmission wire or wireless video signal transmission mode, visible light video signal and infrared video signal are transferred to monitoring server respectively, monitoring server is transferred to client monitors device by video signal transmission wire or wireless video signal transmission mode by visible light video signal, the visible light video window that shows each monitoring point on client monitors device, monitoring server is according to the temperature at the infra-red thermal imaging form and aspect identification converting equipment scene of infrared video signal, when temperature exceeds setting range, monitoring server is transferred to client monitors device by video signal transmission wire or wireless video signal transmission mode by infrared video signal and shows with infra-red thermal imaging window, and extract concrete device and the temperature value of corresponding monitoring point simultaneously, and electronic chart, and respectively with concrete device and temperature value window, and electronic map window shows, the visible light video window of infra-red thermal imaging window and corresponding monitoring point, and concrete device and the temperature value window of the corresponding monitoring point of extracting, and electronic map window is jumped out the screen that is covered with whole client monitors device simultaneously.Compared with prior art, converting equipment thermal imaging on-line temperature monitoring method of the present invention, its alternative output infra-red thermal imaging window, and jump out each messagewindow of corresponding monitoring point simultaneously and be covered with the screen of whole client monitors device, warning and labeled are stronger, the situations such as point to be monitored and temperature and position are more clear bright and clear, greatly facilitate on-line temperature monitoring and specific aim to process, practical.
Accompanying drawing explanation
Fig. 1 is easy structure schematic diagram of the present invention;
Fig. 2 is the easy structure schematic diagram of multi-to-multi monitoring network of the present invention;
The display screen of Fig. 3 client monitors device when not triggering shows schematic diagram;
When Fig. 4 is triggering, the display screen of client monitors device shows schematic diagram.
In figure:
The on-the-spot end of 1-11-video signal acquisition device
111-visible light video signal pickup assembly 1111-visible image capturing head
112-infrared video signal pickup assembly 1121-infrared pick-up head
12-rotarilys actuate base 13-shot-light
The on-the-spot end of 14-talkback unit
2-client 21-client monitors device
211-visible light video window 212-infra-red thermal imaging window
The concrete device of 213-and temperature value window 214-electronic map window
22-base control device 23-Light Control Unit
24-client talkback unit 25-focus controlling device
3-monitoring server.
Embodiment
In order further to explain, be described in detail technical scheme of the present invention below by specific embodiment.
A kind of converting equipment thermal imaging on-line temperature monitoring method of the present invention, as Figure 1-4, take the one end at converting equipment place and is on-the-spot end 1, and the one end at monitoring client place is client 2.
The present invention adopts 11 pairs of a plurality of on-the-spot ends monitoring points of a plurality of video signal acquisition devices to carry out video signal collective, video signal acquisition device 11 comprises visible light video signal pickup assembly 111 and infrared video signal pickup assembly 112, visible light video signal pickup assembly 111 and infrared video signal pickup assembly 112 gather respectively visible light video signal and the infrared video signal of corresponding monitoring point, and by video signal transmission wire or wireless video signal transmission mode, visible light video signal (message data bag) and infrared video signal (message data bag) are transferred to monitoring server 3 respectively, soon visible light video signal pickup assembly 111 and infrared video signal pickup assembly 112 combine and build binocular monitoring probe group, the visible light video signal of gathered temperature monitoring point and infrared video signal are transferred to monitoring server 3 simultaneously, monitoring server 3 is transferred to client monitors device 21 by video signal transmission wire or wireless video signal transmission mode by visible light video signal (video stream media), the visible light video window 211 that shows each monitoring point on client monitors device 21, simultaneously, because the temperature of temperature monitoring point is different, the infra-red thermal imaging form and aspect of infrared video signal pickup assembly 112 are also different, monitoring server 3 is according to the infra-red thermal imaging form and aspect identification of infrared video signal, calculate the actual temp at converting equipment scene, when temperature exceeds setting range when (as temperature exceeds the higher limit of setting), monitoring server 3 is transferred to client monitors device 21 by video signal transmission wire or wireless video signal transmission mode by infrared video signal and shows with infra-red thermal imaging window 212, and extract concrete device and the temperature value of corresponding monitoring point simultaneously, and electronic chart, and respectively with concrete device and temperature value window 213, and electronic map window 214 shows, the visible light video window 211 of infra-red thermal imaging window 212 and corresponding monitoring point, concrete device and temperature value window 213 with the corresponding monitoring point of extracting, and electronic map window 214 is jumped out the screen that (jump out in the time of infra-red thermal imaging window 212 and visible light video window 211, can share same transmission control protocol by infrared video signal and visible light video signal and realize) is covered with whole client monitors device 21 simultaneously.So, the alternative output of the present invention infra-red thermal imaging window 212, and jump out each messagewindow of corresponding monitoring point simultaneously and be covered with the screen of whole client monitors device 21, warning and labeled are stronger, the situations such as point to be monitored and temperature and position are more clear bright and clear, greatly facilitate on-line temperature monitoring and specific aim to process.Whole method integrates temperature analysis, video monitor, temperature exceeding standard alarm, described video signal transmission wire or wireless video signal transmission mode are prior art, specifically can be the H.264 coding > > of video/audio encoding and decoding standard-audiovisual object of ISO/IEC JTC < <, or IEEE802.3 < < 10base-T Ethernet interface standard > >.
Preferably, monitoring server 3 is all transferred to the vision signal of each video signal acquisition device the client monitors device 21 of a plurality of clients by video signal transmission wire or wireless video signal transmission mode.Be that the present invention can realize the multi-to-multi monitoring mode that a plurality of clients are monitored a plurality of monitoring points simultaneously, each client 2 can be monitored each on-the-spot end 1, is convenient to form monitoring network, more convenient.
Preferably, client 2 adopts base control device 22 to rely on monitoring server 3 to be connected with the rotary actuation base 12 of carrying video signal acquisition device 11 by control signal transmission line or wireless control signal transmission mode as transfer server, to rotariling actuate the rotation of base 12, controls.In actual use, client can control by operation base control device 22 rotation that rotarilys actuate base 12 according to the requirement of oneself (monitoring the temperature at a certain position as wanted).And then the angle of scalable video signal pickup assembly 11 (as visual angle), to reach required angle requirement.Described control signal transmission line or wireless control signal transmission mode are prior art, and concrete mode and form can be chosen according to actual requirement.
Preferably, client 2 adopts Light Control Unit 23 to rely on monitoring server 3 to be connected with the shot-light 13 of on-the-spot end 1 by control signal transmission line or wireless control signal transmission mode as transfer server, and shot-light 13 is controlled.Shot-light 13, for night surveillance area being illuminated, has far firing range (more than 300m), and truly colored, the vision signal that is transferred to client monitors device 21 is truly clear, is convenient to client and carries out very color identification.Specifically can surpass setting range (when client monitors device 21 shows the thermal imaging video of infrared video signal pickup assemblies 112) in monitoring server 3 identifications, the temperature that calculates converting equipment, shot-light 13 is just opened, such service efficiency is higher, and cost is lower, novel and reasonable structure.In actual use, client can control brightness, irradiation distance, irradiating angle and the scope of shot-light 13 by operating light light control device 23 according to the requirement of oneself, and operability is stronger, easy to use.Described control signal transmission line or wireless control signal transmission mode are prior art, and concrete mode and form can be chosen according to actual requirement.Further preferably, shot-light 13 is the shot-light of 220V working volts alternating current.So, when connecing civil power 220V alternating current, can save the electrical parts such as transformer, can reduce costs, and structure be simpler.
Preferably, client 2 adopts client talkback unit 24 to rely on monitoring server 3 to be connected and to carry out intercommunication with on-the-spot end talkback unit 14 by signal of communication transmission line or wireless signals mode as transfer server.In actual use, client can be as required, utilize client talkback unit 24 and on-the-spot end talkback unit 14 to rely on signal of communication transmission line or wireless signals mode, converse and exchange with personnel at converting equipment scene, realize remote communication easily, be convenient to monitor on the spot and processing problem, practical.Described signal of communication transmission line or wireless signals mode are prior art, and concrete mode and form can be chosen according to actual requirement.
Preferably, client 2 adopt focus controlling devices 25 rely on monitoring servers 3 as transfer server the visible image capturing by control signal transmission line or wireless control signal transmission mode and visible light video signal pickup assembly 111 1111 respectively, be connected and focalize with the infrared pick-up head 1121 of infrared video signal pickup assembly 112.In actual use, client can be at client's monitoring client operation focus controlling device 25, regulates the focal length of visible image capturing 1111 and infrared pick-up head 1121, a certain temperature spot is carried out to concrete temperature and show, more accurately clear, practical.Described control signal transmission line or wireless control signal transmission mode are prior art, and concrete mode and form can be chosen according to actual requirement.
Converting equipment thermal imaging on-line temperature monitoring method of the present invention, finally can realize automatically, and real-time, reduces labour intensity and the industrial accident avoiding causing because of manual inspection etc., can realize at least following excellent object simultaneously:
1, the round-the-clock node temperature of real-time watch device incessantly, accurately grasps equipment heating situation at any time.
2, apparatus overheat point is carried out to alarm prompt, allow operation monitoring personnel obtain at any time equipment heating abnormal information.
3, real-time follow-up monitors the development of heat spot, and the field measurement data of heat generating spot day part are accurately provided.
4, realize device temperature remote online Real-time Monitor Technique.
Converting equipment thermal imaging on-line temperature monitoring method of the present invention, can set as required polling period and the time of each device to be monitored of each monitoring point, be preferably polling period (can adjust and design by the presetting bit residence time of each device) about two minutes with every day twenty four hours patrol and examine, guarantee the reliable of monitoring; Concrete quantity and the distribution form of on-the-spot end and client can be adjusted and design according to actual requirement; Visible image capturing head, infrared pick-up head and focus controlling device are preferably prior art, but concrete structure can be cooperation technical scheme of the present invention and does adaptive structural adjustment; On-the-spot end talkback unit and client talkback unit are preferably prior art, but concrete structure can be cooperation technical scheme of the present invention and does adaptive structural adjustment; Shot-light and Light Control Unit are preferably prior art, but concrete structure can be cooperation technical scheme of the present invention and does adaptive structural adjustment; The structure that rotarilys actuate base specifically can comprise firm banking and the rotation seat being articulated with firm banking, this rotation seat is driven by motor, whole rotary actuation base and base control device are all preferably prior art, but concrete structure can be cooperation technical scheme of the present invention and does adaptive structural adjustment; Visible light video signal pickup assembly, infrared video signal pickup assembly, monitoring server and client monitors device are prior art, but concrete structure can be cooperation technical scheme of the present invention and does adaptive structural adjustment, as monitoring server can comprise temperature black matrix, can carry out temperature calibration and identification to thermal imaging; Visible light video window, infra-red thermal imaging window, the arranged distribution form of concrete device and temperature value window and electronic map window can be adjusted and design according to actual requirement.
Product form of the present invention is not limited to this case diagram and embodiment, and anyone carries out suitable variation or the modification of similar thinking to it, all should be considered as not departing from patent category of the present invention.
Claims (6)
1. a converting equipment thermal imaging on-line temperature monitoring method, is characterized in that: the one end at converting equipment place is on-the-spot end, and the one end at monitoring client place is client, adopt a plurality of video signal acquisition devices to carry out video signal collective to a plurality of on-the-spot ends monitoring point, described video signal acquisition device comprises visible light video signal pickup assembly and infrared video signal pickup assembly, described visible light video signal pickup assembly and infrared video signal pickup assembly gather respectively visible light video signal and the infrared video signal of corresponding monitoring point, and by video signal transmission wire or wireless video signal transmission mode, visible light video signal and infrared video signal are transferred to monitoring server respectively, described monitoring server is transferred to client monitors device by video signal transmission wire or wireless video signal transmission mode by visible light video signal, the visible light video window that shows each monitoring point on client monitors device, described monitoring server is according to the temperature at the infra-red thermal imaging form and aspect identification converting equipment scene of infrared video signal, when temperature exceeds setting range, described monitoring server is transferred to client monitors device by video signal transmission wire or wireless video signal transmission mode by infrared video signal and shows with infra-red thermal imaging window, and extract concrete device and the temperature value of corresponding monitoring point simultaneously, and electronic chart, and respectively with concrete device and temperature value window, and electronic map window shows, the visible light video window of infra-red thermal imaging window and corresponding monitoring point, and concrete device and the temperature value window of the corresponding monitoring point of extracting, and electronic map window is jumped out the screen that is covered with whole client monitors device simultaneously.
2. a kind of converting equipment thermal imaging on-line temperature monitoring method according to claim 1, is characterized in that: above-mentioned monitoring server is all transferred to the vision signal of each video signal acquisition device the client monitors device of a plurality of clients by video signal transmission wire or wireless video signal transmission mode.
3. a kind of converting equipment thermal imaging on-line temperature monitoring method according to claim 1 and 2, it is characterized in that: above-mentioned customer end adopted base control device relies on above-mentioned monitoring server to be connected with the rotary actuation base of the above-mentioned video signal acquisition device of carrying by control signal transmission line or wireless control signal transmission mode as transfer server, to rotariling actuate the rotation of base, controls.
4. a kind of converting equipment thermal imaging on-line temperature monitoring method according to claim 2, it is characterized in that: above-mentioned customer end adopted Light Control Unit relies on above-mentioned monitoring server to be connected with the shot-light of above-mentioned on-the-spot end by control signal transmission line or wireless control signal transmission mode as transfer server, and shot-light is controlled.
5. a kind of converting equipment thermal imaging on-line temperature monitoring method according to claim 4, is characterized in that: above-mentioned customer end adopted client talkback unit relies on above-mentioned monitoring server to be connected and to carry out intercommunication with on-the-spot end talkback unit by signal of communication transmission line or wireless signals mode as transfer server.
6. a kind of converting equipment thermal imaging on-line temperature monitoring method according to claim 2, it is characterized in that: above-mentioned customer end adopted focus controlling device relies on above-mentioned monitoring server to pass through respectively the visible image capturing head of control signal transmission line or wireless control signal transmission mode and above-mentioned visible light video signal pickup assembly as transfer server, is connected and focalizes with the infrared pick-up head of above-mentioned infrared video signal pickup assembly.
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| CN104913851A (en) * | 2015-07-10 | 2015-09-16 | 江苏省电力公司苏州供电公司 | On-line infrared temperature-measurement expert diagnosis system for electric equipment |
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| CN105157845A (en) * | 2015-07-10 | 2015-12-16 | 江苏省电力公司苏州供电公司 | Electric equipment fault analysis and diagnosis method and system based on infrared imaging temperature measurement |
| CN105160829A (en) * | 2015-07-10 | 2015-12-16 | 江苏省电力公司苏州供电公司 | Automatic check and early warning method and system based on infrared imaging temperature measurement for electric power equipment |
| CN105282525A (en) * | 2015-11-26 | 2016-01-27 | 国网浙江杭州市富阳区供电公司 | High attitude device information processing system |
| CN105590392A (en) * | 2016-01-30 | 2016-05-18 | 泉州市隆升信息科技有限公司 | Intelligent community online security protection method |
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| CN108627252A (en) * | 2017-03-23 | 2018-10-09 | 广州康昕瑞基因健康科技有限公司 | Sequenator image taking temperature alarming method and system |
| CN112509263A (en) * | 2020-11-08 | 2021-03-16 | 华能通辽风力发电有限公司 | Image analysis tracking, temperature measurement positioning system and method |
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| CN104913851A (en) * | 2015-07-10 | 2015-09-16 | 江苏省电力公司苏州供电公司 | On-line infrared temperature-measurement expert diagnosis system for electric equipment |
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| CN108627252A (en) * | 2017-03-23 | 2018-10-09 | 广州康昕瑞基因健康科技有限公司 | Sequenator image taking temperature alarming method and system |
| CN112509263A (en) * | 2020-11-08 | 2021-03-16 | 华能通辽风力发电有限公司 | Image analysis tracking, temperature measurement positioning system and method |
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