CN104048766B - 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 PDF

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Publication number
CN104048766B
CN104048766B CN201410287415.1A CN201410287415A CN104048766B CN 104048766 B CN104048766 B CN 104048766B CN 201410287415 A CN201410287415 A CN 201410287415A CN 104048766 B CN104048766 B CN 104048766B
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China
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video signal
monitoring
client
thermal imaging
signal transmission
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CN201410287415.1A
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Chinese (zh)
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CN104048766A (en
Inventor
张少春
傅承委
傅建阳
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福建长裕电力科技有限责任公司
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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

A kind of converting equipment thermal imaging on-line temperature monitoring method

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 have the equipment that transformer, bus, disconnector, isolating switch, coupling condenser, high-tension cable etc. are a large amount of in transformer station.If no matter which kind of equipment occurs that abnormal working position processes not in time develop into fault possibly, even cause device damage or personal injury, and then cause immeasurable consequence.Because infrared detection technology can obtain the running state information of equipment with remote, noncontact, real-time, quick on-line monitoring mode, have again resolution high, visual in image, not by electromagnetic interference (EMI), safe and reliable and benefit/output investment ratio advantages of higher, again can not having a power failure, do not sample, carry out under the situation of not disintegrating the diagnostic analysis of fault, extensive and ripe at the Application comparison of electric system.

Current electric system generally uses portable infrared thermometer, but adopts portable infrared thermal imaging system to carry out the overheated inspection of equipment contact also to there are some problems.Transformer station's existing equipment infrared monitoring mode, basic employing Portable infrared temperature measurement instrument is carried out in manual inspection mode by operations staff, the heat picture stored often is rested on to the analyzing and diagnosing in background PC computer, it can only be the analysis and Control of discontinuity, can not monitor and diagnose the operations such as the nature of trouble of thermal imagery in real time to heat distribution field, due to existing defects in the inconvenience in use and method, be difficult to meet the electric system requirement growing to aspects such as real-time, economy, security, reliability and ease for use, this often causes and monitors delay and cause larger property loss.Maked an inspection tour the running status of equipment of grasping by the scene of operations staff, in the production run of reality, expose many problems being difficult to overcome.Have following problem at least:

1., owing to lacking effective supervision mechanism, equipment-patrolling arrival rate, work quality are high all cannot be guaranteed.

2. operating experience is a kind of technical capability guaranteeing that power equipment safety runs, but the accumulative process of operating experience has unicity.Personnel, once variation, just may cause experience to run off.These problems cause the difficulty to operational outfit state recognizing, and indirectly cause higher managerial cost.

3. the artificial working heat state adopting portable infrared equipment Inspection charging equipment, be limited to the height of operator and the setting height(from bottom) of equipment, the most of position for equipment cannot complete observation.

4. the Warm status monitoring of pair unattended operation transformer station operational outfit, if the infrared equipment of portable operation, often causes lifting and the diagnosis defect such as not in time of labour intensity.

Given this, inventor furthers 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 stronger, point to be monitored and the situation such as temperature and position more clear bright and clear, greatly facilitate on-line temperature monitoring and specific aim process, practical.

In order to achieve the above object, the present invention adopts such technical scheme:

A kind of converting equipment thermal imaging on-line temperature monitoring method, the one end at converting equipment place is on-the-spot end, and the one end at monitoring client place is client, multiple video signal acquisition device is adopted to carry out video signal collective to end monitoring point, multiple scene, 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 visible light video signal and the infrared video signal of corresponding monitoring point respectively, and respectively by video signal transmission wire or wireless video signal transmission mode by visible light video signal and infrared video Signal transmissions to monitoring server, described monitoring server by video signal transmission wire or wireless video signal transmission mode by visible light video Signal transmissions to client monitors device, client monitors device shows the visible light video window of each monitoring point, 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 by video signal transmission wire or wireless video signal transmission mode by infrared video Signal transmissions to client monitors device, and extract concrete device and the temperature value of corresponding monitoring point simultaneously, and electronic chart, infrared video signal is with the visible light video window of the form of infra-red thermal imaging window and corresponding monitoring point, with concrete device and the temperature value window of the corresponding monitoring point of extracting, and electronic map window jumps out the screen being covered with whole client monitors device simultaneously.

The vision signal of each video signal acquisition device is all transferred to the client monitors device of multiple client by above-mentioned monitoring server by video signal transmission wire or wireless video signal transmission mode.

Above-mentioned client adopts base control device to rely 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, controls the rotation of rotary actuation base.

Above-mentioned client adopts Light Control Unit to rely on above-mentioned monitoring server to be connected with the shot-light that above-mentioned scene is held by control signal transmission line or wireless control signal transmission mode as transfer server, controls shot-light.

Above-mentioned client adopts client talkback unit to rely on above-mentioned monitoring server to hold talkback unit to be connected to carry out intercommunication with on-the-spot by communication signal transmissions line or wireless signals mode as transfer server.

Above-mentioned client adopts focus controlling device to rely on above-mentioned monitoring server as the visible image capturing head of transfer server respectively by control signal transmission line or wireless control signal transmission mode and above-mentioned visible light video signal pickup assembly, is connected focalizes with the infrared pick-up head of above-mentioned infrared video signal pickup assembly.

After adopting technique scheme, converting equipment thermal imaging on-line temperature monitoring method of the present invention, breaks through the mode of conventional temperature monitoring, and with the one end at converting equipment place for holding at scene, the one end at monitoring client place is client, multiple video signal acquisition device is adopted to carry out video signal collective to end monitoring point, multiple scene, 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 visible light video signal and the infrared video signal of corresponding monitoring point respectively, and respectively by video signal transmission wire or wireless video signal transmission mode by visible light video signal and infrared video Signal transmissions to monitoring server, monitoring server by video signal transmission wire or wireless video signal transmission mode by visible light video Signal transmissions to client monitors device, client monitors device shows the visible light video window of each monitoring point, 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, infrared video Signal transmissions is shown with infra-red thermal imaging window to client monitors device by video signal transmission wire or wireless video signal transmission mode by monitoring server, 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 display, the visible light video window of infra-red thermal imaging window and corresponding monitoring point, and the concrete device of corresponding monitoring point extracted and temperature value window, and electronic map window jumps out the screen being 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 stronger, point to be monitored and the situation such as temperature and position more clear bright and clear, greatly facilitate on-line temperature monitoring and specific aim 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;

Fig. 3 is the display screen display schematic diagram of client monitors device when not triggering;

The display screen display schematic diagram of client monitors device when Fig. 4 is triggering.

In figure:

1-scene end 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-rotary actuation base 13-shot-light

14-scene end 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 to explain technical scheme of the present invention further, be described in detail below by specific embodiment.

A kind of converting equipment thermal imaging on-line temperature monitoring method of the present invention, as Figure 1-4, with the one end at converting equipment place for scene end 1, the one end at monitoring client place is client 2.

The present invention adopts multiple video signal acquisition device 11 to carry out video signal collective to end monitoring point, multiple scene, 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 visible light video signal and the infrared video signal of corresponding monitoring point respectively, and respectively 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, combine by visible light video signal pickup assembly 111 and infrared video signal pickup assembly 112 and build binocular monitoring probe group, simultaneously by the visible light video signal of gathered temperature monitoring point and infrared video Signal transmissions to monitoring server 3, visible light video signal (video stream media) is transferred to client monitors device 21 by video signal transmission wire or wireless video signal transmission mode by monitoring server 3, client monitors device 21 shows the visible light video window 211 of each monitoring point, 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 (as temperature exceeds the higher limit of setting), infrared video Signal transmissions is shown with infra-red thermal imaging window 212 to client monitors device 21 by video signal transmission wire or wireless video signal transmission mode by monitoring server 3, 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, with concrete device and the temperature value window 213 of the corresponding monitoring point of extracting, and electronic map window 214 jumps out the screen that (jump out while infra-red thermal imaging window 212 and visible light video window 211, share same transmission control protocol to realize by infrared video signal and visible light video signal) be covered with whole client monitors device 21 simultaneously.So, the present invention's alternative exports 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 stronger, point to be monitored and the situation such as temperature and position more clear bright and clear, greatly facilitate on-line temperature monitoring and specific aim 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 ISO/IEC JTC " H.264 the coding of video/audio encoding and decoding standard-audiovisual object ", or IEEE802.3 " 10base-T Ethernet interface standard ".

Preferably, the vision signal of each video signal acquisition device is all transferred to the client monitors device 21 of multiple client by monitoring server 3 by video signal transmission wire or wireless video signal transmission mode.Namely the present invention can realize the multi-to-multi monitoring mode that multiple client monitors multiple monitoring point simultaneously, and each client 2 can be monitored each scene 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, controls the rotation of rotary actuation base 12.In actual use, client can control the rotation of rotary actuation base 12 by operation base control device 22 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 hold the shot-light 13 of 1 to be connected by control signal transmission line or wireless control signal transmission mode with scene as transfer server, controls shot-light 13.Shot-light 13 illuminated surveillance area for night, had far firing range (more than 300m), true color, and the vision signal being transferred to client monitors device 21 is truly clear, was convenient to client and carried out very color identification.Specifically can exceed setting range (when client monitors device 21 shows the thermal imaging video of infrared video signal pickup assembly 112) in monitoring server 3 identification, 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 the brightness of shot-light 13, irradiation distance, irradiating angle and scope according to the requirement of oneself by operating light light control device 23, 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 the electrical parts such as transformer be saved, can reduce costs, and structure be simpler.

Preferably, client 2 adopts client talkback unit 24 to rely on monitoring server 3 to hold talkback unit 14 to be connected by communication signal transmissions line or wireless signals mode with scene as transfer server to carry out intercommunication.In actual use, client can be as required, client talkback unit 24 and on-the-spot end talkback unit 14 is utilized to rely on communication signal transmissions line or wireless signals mode, carry out call with the personnel at converting equipment scene to exchange, realize remote communication easily, be convenient to monitor on the spot and process problem, practical.Described communication signal transmissions line or wireless signals mode are prior art, and concrete mode and form can be chosen according to actual requirement.

Preferably, client 2 adopts focus controlling device 25 to rely on monitoring server 3 as the visible image capturing 1111 of transfer server respectively by control signal transmission line or wireless control signal transmission mode and visible light video signal pickup assembly 111, is connected focalizes with the infrared pick-up head 1121 of infrared video signal pickup assembly 112.In actual use, client can 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, carries out concrete Temperature displaying to a certain temperature spot, 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 full-automatic, real-time, reduces labour intensity and avoids the industrial accident etc. that causes because of manual inspection, 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, alarm prompt is carried out to apparatus overheat point, allow operation monitoring personnel obtain equipment heating abnormal information at any time.

3, real-time follow-up monitors the development of heat spot, accurately provides the field measurement data of heat generating spot day part.

4, device temperature remote online Real-time Monitor Technique is realized.

Converting equipment thermal imaging on-line temperature monitoring method of the present invention, polling period and the time of the device each to be monitored setting each monitoring point can be carried out as required, the polling period (the presetting bit residence time by each device carries out adjusting and designing) being preferably about two minutes is patrolled and examined with twenty four hours every day, guarantees the reliable of monitoring; Concrete quantity and the distribution form of on-the-spot end and client can carry out adjusting and designing 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 rotation seat that the structure of rotary actuation base specifically can comprise firm banking and be 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 and coordinates technical scheme of the present invention and do adaptive structural adjustment, as monitoring server can comprise temperature black matrix, temperature calibration and identification can be carried out 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 carry out adjusting and designing according to actual requirement.

Product form of the present invention is not limited to this case diagram and embodiment, and anyone carries out suitable change 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, multiple video signal acquisition device is adopted to carry out video signal collective to end monitoring point, multiple scene, 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 visible light video signal and the infrared video signal of corresponding monitoring point respectively, and respectively by video signal transmission wire or wireless video signal transmission mode by visible light video signal and infrared video Signal transmissions to monitoring server, described monitoring server by video signal transmission wire or wireless video signal transmission mode by visible light video Signal transmissions to client monitors device, client monitors device shows the visible light video window of each monitoring point, 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, infrared video Signal transmissions is shown with infra-red thermal imaging window to client monitors device by video signal transmission wire or wireless video signal transmission mode by described monitoring server, 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 display, the visible light video window of infra-red thermal imaging window and corresponding monitoring point, and the concrete device of corresponding monitoring point extracted and temperature value window, and electronic map window jumps out the screen being 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: the vision signal of each video signal acquisition device is all transferred to the client monitors device of multiple client by above-mentioned monitoring server 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 client adopts base control device to rely 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, controls the rotation of rotary actuation base.
4. a kind of converting equipment thermal imaging on-line temperature monitoring method according to claim 2, it is characterized in that: above-mentioned client adopts Light Control Unit to rely on above-mentioned monitoring server to be connected with the shot-light that above-mentioned scene is held by control signal transmission line or wireless control signal transmission mode as transfer server, controls shot-light.
5. a kind of converting equipment thermal imaging on-line temperature monitoring method according to claim 4, is characterized in that: above-mentioned client adopts client talkback unit to rely on above-mentioned monitoring server to hold talkback unit to be connected to carry out intercommunication with on-the-spot by communication signal transmissions 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 client adopts focus controlling device to rely on above-mentioned monitoring server as the visible image capturing head of transfer server respectively by control signal transmission line or wireless control signal transmission mode and above-mentioned visible light video signal pickup assembly, is connected focalizes with the infrared pick-up head of above-mentioned infrared video signal pickup assembly.
CN201410287415.1A 2014-06-25 2014-06-25 On-line thermal imaging temperature monitoring method for power transformation device CN104048766B (en)

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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
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
CN104990629B (en) * 2015-07-10 2017-12-19 江苏省电力公司苏州供电公司 A kind of electrical equipment fault automatic early-warning system of infrared imaging temperature measuring
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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Effective date of registration: 20190109

Address after: Room 17 # 208 Waterfront Holiday, Jiangbin North Road, Qingyuan Street, Fengze District, Quanzhou City, Fujian Province, 2008

Patentee after: Fujian Minneng Changyu Intelligent Technology Co., Ltd.

Address before: 362000 right side of the fourth floor of Jiangbin intersection complex building, Beifeng Industrial Zone, Fengze District, Quanzhou City, Fujian Province

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