CN102426059A - On-line monitoring system for temperature of substation equipment - Google Patents
On-line monitoring system for temperature of substation equipment Download PDFInfo
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- CN102426059A CN102426059A CN2011103155975A CN201110315597A CN102426059A CN 102426059 A CN102426059 A CN 102426059A CN 2011103155975 A CN2011103155975 A CN 2011103155975A CN 201110315597 A CN201110315597 A CN 201110315597A CN 102426059 A CN102426059 A CN 102426059A
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Abstract
The invention discloses an on-line monitoring system for temperature of substation equipment. The system consists of three parts, namely a front-end probe A, middle transmission equipment B and background analysis equipment C. A fully digital dynamic thermal infrared imager is connected with a front optical transceiver through an RJ45 interface; the front optical transceiver is connected with a rear optical transceiver through an optical fiber; the rear optical transceiver is connected with a network switch through an RJ45 interface; and the network switch is then connected with a server through an RJ45 interface, and is also connected with other network equipment. The system has the obvious advantages of extremely short acquisition time, timeliness in failure discovery and automation.
Description
Technical field
The invention belongs in the power industry technical field of the temperature of the high-tension apparatus of transformer station high-voltage switch gear field being carried out real time on-line monitoring.
Background technology
The conventional method of the on-line temperature monitoring of transformer station's high-tension apparatus is to adopt fiber grating that the temperature of substation equipment is carried out on-line monitoring.System mainly is made up of temperature sensor, optical cable shunt, optical cable, thermometric main frame, controller etc.
The defective of its existence is: 1.. must must have a power failure during installation to each point for measuring temperature mounting temperature sensor, owing to be contact temperature-measuring, precision is not high.2.. precision that can't the verification temperature sensor in actual motion.3.. must optical cable (fibre) shunt be installed to each point for measuring temperature, install complicated.4.. arrange the part (such as the moving contact of disconnector) of optical fiber in the needs action in the high-voltage switch gear field, how its reliability remains to be tested in the actual motion.
Summary of the invention
The object of the invention in order to overcome the deficiency of above-mentioned existing monitoring method, is applied to the on-line monitoring of substation equipment temperature just.The present invention adopts digital Dynamic IR thermal imaging system, realizes the dynamic real-time monitoring to the substation equipment temperature, through network temperature data is transferred to background monitoring system, and monitoring software is gathered the temperature data of returning to the terminal and carried out detail analysis.Realization is to the on-line monitoring and the analysis of power equipment temperature, in time the fault of discovering device.
The objective of the invention is to realize through following technical scheme.
A kind of substation equipment temperature online monitoring system, the present invention is characterised in that, is made up of front-end probe A, intermediate conveyor equipment B and backstage analytical equipment C three parts; Front-end probe is set to digital Dynamic IR thermal imaging system; Intermediate conveyor equipment is made up of forward and backward fiber optic, optical fiber and multi-channel optical fibre adapter; The backstage analytical equipment is made up of the network switch, server, and its syndeton is: digital Dynamic IR thermal imaging system is connected with preceding fiber optic through the RJ45 interface, and preceding fiber optic is connected with the back fiber optic through optical fiber; Back fiber optic is connected with the network switch through the RJ45 interface, and the network switch is connected with server through the RJ45 interface again; Wherein the network switch also is connected with other network equipments.
The syndeton of digital Dynamic IR thermal imaging system of the present invention, preceding fiber optic, optical fiber, back fiber optic is set to be no less than one group and is parallel to the multi-channel optical fibre adapter, and the multi-channel optical fibre adapter is connected with the network switch again.
The network switch of the present invention and being connected of other network equipments are to be connected with client computer through twisted-pair feeder respectively, and are connected with remote computer through wide area network.
The invention has the beneficial effects as follows:
1) system of the present invention can realize the real-time dynamic monitoring and the Network Transmission of device temperature, the utmost point in the short time (≤0.1S) accomplish the dynamic acquisition of device temperature.
2) system of the present invention can realize the processing of magnanimity temperature data; The extraction of effective temperature data and the reproduction of real-time dynamic data; Can make up temperature profile and the temperature changing trend curve of designated equipment within a period of time automatically, in time the discovering device fault.
3) system communication mode of the present invention all based on gigabit networking transmission design proposal, promptly is real-time transmitted to control station through the network video flowing that comprises whole 16 megadyne temperature degrees of data that thermal infrared imager is taken.
4) database (based on SQL Server database)
For the information of all data of noting, can both be stored in the database.When needs, in database, import key condition (like device name, writing time, device temperature, defect type etc.), can from database, search the data that contain above-mentioned key condition automatically.The condition of input can be for multiple, and software can make up and search for it, and generates the historical temperature variation curve of relevant device automatically.
5) can generate long temperature variation curve automatically to monitored device
For the emphasis equipment in the transformer station, like main-transformer, can carry out long record, and generate temperature variation curve automatically its temperature variation.When needs, can from database, read certain designated equipment each bar temperature variation curve in different time sections, Automatic Combined becomes a complete curve.
6) control of The Cloud Terrace supervised path
Employing has 80 (or more than) presetting bits; And can 360 ° the * n The Cloud Terraces of rotation continuously; Each presetting bit corresponding power equipment can in database, set up corresponding data archival data; Can carry out real-time follow-up and retrieval fast to the ruuning situation of equipment, and generate historical temperature changing curve diagram automatically.
7) watch-dog can automatic formation curve in the temperature of specific cradle head preset positions
In real-time monitor procedure, can presetting bit be set to The Cloud Terrace.When The Cloud Terrace passes through the presetting bit that sets at every turn, can position the equipment in the presetting bit and thermometric; The user only needs on software, to select interested presetting bit and corresponding equipment and time period, and software just can generate the temperature about this equipment---time changing curve automatically.This process can normally be patrolled and examined in the process at The Cloud Terrace and realized, and does not need to generate afterwards.
Further set forth content of the present invention below in conjunction with accompanying drawing and embodiment.
Description of drawings
Fig. 1 is a system architecture synoptic diagram of the present invention;
Fig. 2 is a system extension structural representation of the present invention.
Embodiment
Like Fig. 1, shown in Figure 2, a kind of substation equipment temperature online monitoring system, the present invention is characterised in that, is made up of front-end probe A, intermediate conveyor equipment B and backstage analytical equipment C three parts; Front-end probe is set to thermal infrared imager; Intermediate conveyor equipment is made up of forward and backward fiber optic, optical fiber and multi-channel optical fibre adapter; The backstage analytical equipment is made up of the network switch, server, and its syndeton is: digital Dynamic IR thermal imaging system is connected with preceding fiber optic through the RJ45 interface, and preceding fiber optic is connected with the back fiber optic through optical fiber; Back fiber optic is connected with the network switch through the RJ45 interface, and the network switch is connected with server through the RJ45 interface again; Wherein the network switch also is connected with other network equipments.
The syndeton of digital Dynamic IR thermal imaging system of the present invention, preceding fiber optic, optical fiber, back fiber optic is set to be no less than one group and is parallel to the multi-channel optical fibre adapter, and the multi-channel optical fibre adapter is connected with the network switch again.
The network switch of the present invention and being connected of other network equipments are to be connected with client computer through twisted-pair feeder respectively, and are connected with remote computer through wide area network.
Concrete structure of the present invention is,
First: front-end probe A.Front-end probe partly is equivalent to the eyes of total system, through fixing digital Dynamic IR thermal imaging system of The Cloud Terrace and high definition visible light camera.The temperature value of each point of measured target can be gathered, analyzed, store to the digital Dynamic IR thermal imaging system of 16bit in real time, and pass through network to background transfer with digital mode; The high definition visible light camera is selected sony EX48 type industrial camera, and white light that can clear shooting measured target, and when night, automatically switch to the black and white night mode still can clear shooting measured target; The Cloud Terrace possesses nearly 80 presetting bits, and can continuous 360 ° of rotations.
Second portion, the intermediate conveyor equipment B.Intermediate conveyor equipment is equivalent to the blood vessel of total system; Form by forward and backward fiber optic, optical fiber and multi-channel optical fibre adapter; Preceding fiber optic is responsible for gathering the digital signal of infrared temperature, the simulating signal of visible light and the digital signal of The Cloud Terrace; And being translated into light signal, optical fiber is responsible for the transmission of signal, converts digital signal into through the back fiber optic and is connected with the network switch; The multi-channel optical fibre adapter has guaranteed the multichannel expanded function of system.
Third part, backstage analytical equipment C.Workstation is equivalent to the heart of total system, is made up of server, the network switch etc.Be responsible for the data that the receiving front-end probe collects, and these data are carried out analyzing and processing, man-machine mutual of realization system realized all functions of system.
Three parts are an organic whole, modularized again working alone, and one side has guaranteed all functions of system, on the other hand, has guaranteed stability, maturity and the good extensibility of system again.
Claims (3)
1. a substation equipment temperature online monitoring system is characterized in that, is made up of front-end probe A, intermediate conveyor equipment B and backstage analytical equipment C three parts; Front-end probe is set to digital Dynamic IR thermal imaging system; Intermediate conveyor equipment is made up of forward and backward fiber optic, optical fiber; The backstage analytical equipment is made up of the network switch, server, and its syndeton is: digital Dynamic IR thermal imaging system is connected with preceding fiber optic through the RJ45 interface, and preceding fiber optic is connected with the back fiber optic through optical fiber; Back fiber optic is connected with the network switch through the RJ45 interface, and the network switch is connected with server through the RJ45 interface again; Wherein the network switch also is connected with other network equipments.
2. a kind of substation equipment temperature online monitoring system according to claim 1; It is characterized in that; System's syndeton of described digital Dynamic IR thermal imaging system, preceding fiber optic, optical fiber, back fiber optic is set to be no less than one group and is parallel to the multi-channel optical fibre adapter, and the multi-channel optical fibre adapter is connected with the network switch again.
3. a kind of substation equipment temperature online monitoring system according to claim 1 is characterized in that, the network switch and being connected of other network equipments are to be connected with client computer through twisted-pair feeder respectively, and is connected with remote computer through wide area network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011103155975A CN102426059A (en) | 2011-10-18 | 2011-10-18 | On-line monitoring system for temperature of substation equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011103155975A CN102426059A (en) | 2011-10-18 | 2011-10-18 | On-line monitoring system for temperature of substation equipment |
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| CN102426059A true CN102426059A (en) | 2012-04-25 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048766A (en) * | 2014-06-25 | 2014-09-17 | 福建长裕电力科技有限责任公司 | On-line thermal imaging temperature monitoring method for power transformation device |
| CN104316197A (en) * | 2014-11-10 | 2015-01-28 | 国家电网公司 | Infrared teletransmission temperature measuring device for transformer substation |
| CN105371957A (en) * | 2015-10-23 | 2016-03-02 | 国家电网公司 | Transformer station equipment infrared temperature registration positioning and method |
| CN105509893A (en) * | 2015-12-01 | 2016-04-20 | 广东长电成套电器有限公司 | Thermal imaging on-line temperature measurement method |
| CN106370305A (en) * | 2016-09-07 | 2017-02-01 | 山东大学 | Transformer station panoramic temperature measurement point presetting method |
| CN115224602A (en) * | 2022-09-21 | 2022-10-21 | 江天科技有限公司 | Intelligent arc light protection switch cabinet |
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| CN101963531A (en) * | 2009-07-24 | 2011-02-02 | 北方工业大学 | Infrared thermal imaging equipment running condition on-line monitoring system based on wireless communication |
| CN102147290A (en) * | 2011-01-14 | 2011-08-10 | 北京广微积电科技有限公司 | Infrared imaging temperature-monitoring method and system |
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| CN101963531A (en) * | 2009-07-24 | 2011-02-02 | 北方工业大学 | Infrared thermal imaging equipment running condition on-line monitoring system based on wireless communication |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104048766A (en) * | 2014-06-25 | 2014-09-17 | 福建长裕电力科技有限责任公司 | On-line thermal imaging temperature monitoring method for power transformation device |
| CN104048766B (en) * | 2014-06-25 | 2015-07-15 | 福建长裕电力科技有限责任公司 | On-line thermal imaging temperature monitoring method for power transformation device |
| CN104316197A (en) * | 2014-11-10 | 2015-01-28 | 国家电网公司 | Infrared teletransmission temperature measuring device for transformer substation |
| CN105371957A (en) * | 2015-10-23 | 2016-03-02 | 国家电网公司 | Transformer station equipment infrared temperature registration positioning and method |
| CN105509893A (en) * | 2015-12-01 | 2016-04-20 | 广东长电成套电器有限公司 | Thermal imaging on-line temperature measurement method |
| CN105509893B (en) * | 2015-12-01 | 2018-10-19 | 广东长电成套电器有限公司 | Thermal imaging temperature measurement on-line method |
| CN106370305A (en) * | 2016-09-07 | 2017-02-01 | 山东大学 | Transformer station panoramic temperature measurement point presetting method |
| CN115224602A (en) * | 2022-09-21 | 2022-10-21 | 江天科技有限公司 | Intelligent arc light protection switch cabinet |
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Application publication date: 20120425 |