CN103487166A - Electric device temperature monitoring system - Google Patents
Electric device temperature monitoring system Download PDFInfo
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- CN103487166A CN103487166A CN201310457357.8A CN201310457357A CN103487166A CN 103487166 A CN103487166 A CN 103487166A CN 201310457357 A CN201310457357 A CN 201310457357A CN 103487166 A CN103487166 A CN 103487166A
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- optical fiber
- monitoring system
- temperature monitoring
- demodulator
- fibre optic
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Abstract
The invention discloses an electric device temperature monitoring system which comprises a plurality of optical fiber temperature sensors, an optical fiber demodulator and a monitoring computer. The optical fiber temperature sensors and the optical fiber demodulator are connected in series through transmission optical cables and the optical fiber demodulator is connected with the monitoring computer through electric signals. According to the mode, the electric device temperature monitoring system can conduct accurate temperature monitoring on an operated electric device and is simple in structure, resistant to electromagnetic interference and high in monitoring accuracy.
Description
Technical field
The present invention relates to a kind of electrical equipment temperature monitoring system, in order to appliance working is carried out to temperature monitoring.
Background technology
In some important electrical works, it can be more responsive to temperature variation, need to carry out temperature monitoring and process in time appliance working.At present common monitoring system is all comparatively complicated, and cost is higher, and interference free performance is poor, and monitoring accuracy is not high.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of electrical equipment temperature monitoring system, and this electrical equipment temperature monitoring system can carry out accurately temperature monitoring to appliance working, simple in structure, anti-electromagnetic interference (EMI), and monitoring accuracy is high.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of electrical equipment temperature monitoring system is provided, it comprises a plurality of fibre optic temperature sensors, optical fiber (FBG) demodulator and supervisory control comuter, described a plurality of fibre optic temperature sensor and optical fiber (FBG) demodulator all are connected in series by transmission cable, and described optical fiber (FBG) demodulator and supervisory control comuter carry out the electric signal connection.
In a preferred embodiment of the present invention, the adjacent spaces of described fibre optic temperature sensor distance is 50cm～60cm.
In a preferred embodiment of the present invention, the normal working temperature scope of described fibre optic temperature sensor is-20 ℃～60 ℃.
The invention has the beneficial effects as follows: this electrical equipment temperature monitoring system can carry out accurately temperature monitoring to appliance working, simple in structure, anti-electromagnetic interference (EMI), and monitoring accuracy is high.
The accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, in below describing embodiment, the accompanying drawing of required use is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of electrical equipment temperature monitoring system of the present invention.
In figure, the mark of each parts is as follows: 1, fibre optic temperature sensor, 2, transmission cable, 3, the optical fiber (FBG) demodulator, 4, supervisory control comuter.
Embodiment
Below will the technical scheme in the embodiment of the present invention be clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making all other embodiment that obtain under the creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, electrical equipment temperature monitoring system of the present invention comprises a plurality of fibre optic temperature sensors 1, optical fiber (FBG) demodulator 3 and supervisory control comuter 4, described a plurality of fibre optic temperature sensor 1 and optical fiber (FBG) demodulator 3 all are connected in series by transmission cable 2, and described optical fiber (FBG) demodulator 3 and supervisory control comuter 4 carry out the electric signal connection.
Further, a plurality of fibre optic temperature sensors 1 are fixed on the surface of appliance working, the surface temperature of collecting work electrical equipment, send the temperature temperature signal to optical fiber (FBG) demodulator 3 by transmission cable 2, optical fiber (FBG) demodulator 3 converts temperature signal the signal that supervisory control comuter 4 can identify to and sends this signal to supervisory control comuter 4.Supervisory control comuter 4 carries out analyzing and processing, the surface temperature of appliance working is carried out to fault diagnosis these signals, by warning device, is reported to the police in case of necessity, in time queueing problem.
Preferably, the adjacent spaces of described fibre optic temperature sensor distance is 50cm～60cm.
Preferably, the normal working temperature scope of described fibre optic temperature sensor is-20 ℃～60 ℃.
Be different from prior art, this electrical equipment temperature monitoring system of the present invention adopts the optical fiber transmission delivery signal, is not subject to electromagnetic interference (EMI), can carry out accurately temperature monitoring to appliance working, and simple in structure, monitoring accuracy is high.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (3)
1. an electrical equipment temperature monitoring system, it is characterized in that: comprise a plurality of fibre optic temperature sensors, optical fiber (FBG) demodulator and supervisory control comuter, described a plurality of fibre optic temperature sensor and optical fiber (FBG) demodulator all are connected in series by transmission cable, and described optical fiber (FBG) demodulator and supervisory control comuter carry out the electric signal connection.
2. electrical equipment temperature monitoring system according to claim 1, is characterized in that, the adjacent spaces distance of described fibre optic temperature sensor is 50cm～60cm.
3. electrical equipment temperature monitoring system according to claim 1, is characterized in that, the normal working temperature scope of described fibre optic temperature sensor is-20 ℃～60 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310457357.8A CN103487166A (en) | 2013-09-30 | 2013-09-30 | Electric device temperature monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310457357.8A CN103487166A (en) | 2013-09-30 | 2013-09-30 | Electric device temperature monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103487166A true CN103487166A (en) | 2014-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310457357.8A Pending CN103487166A (en) | 2013-09-30 | 2013-09-30 | Electric device temperature monitoring system |
Country Status (1)
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| CN (1) | CN103487166A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458056A (en) * | 2014-12-09 | 2015-03-25 | 广东电网有限责任公司电力科学研究院 | Optical fiber bragg grating on-line monitoring system and method used for monitoring temperature of gas insulated switch bus of electric power system |
| CN104483039A (en) * | 2014-12-26 | 2015-04-01 | 苏州市龙源电力科技股份有限公司 | On-line optical fiber temperature monitoring system for switch cabinet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096542Y (en) * | 2007-07-05 | 2008-08-06 | 保定市屹高电气有限公司 | Optical fibre type temperature on-line monitoring system |
| CN201955411U (en) * | 2011-01-13 | 2011-08-31 | 山东电力集团公司菏泽供电公司 | Cable current carrying capacity monitoring system based on distributed optical fiber temperature measuring method |
| CN202210333U (en) * | 2011-09-19 | 2012-05-02 | 朱丽霞 | Optical fiber temperature sensing system of fire hazard monitoring system |
-
2013
- 2013-09-30 CN CN201310457357.8A patent/CN103487166A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096542Y (en) * | 2007-07-05 | 2008-08-06 | 保定市屹高电气有限公司 | Optical fibre type temperature on-line monitoring system |
| CN201955411U (en) * | 2011-01-13 | 2011-08-31 | 山东电力集团公司菏泽供电公司 | Cable current carrying capacity monitoring system based on distributed optical fiber temperature measuring method |
| CN202210333U (en) * | 2011-09-19 | 2012-05-02 | 朱丽霞 | Optical fiber temperature sensing system of fire hazard monitoring system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458056A (en) * | 2014-12-09 | 2015-03-25 | 广东电网有限责任公司电力科学研究院 | Optical fiber bragg grating on-line monitoring system and method used for monitoring temperature of gas insulated switch bus of electric power system |
| CN104483039A (en) * | 2014-12-26 | 2015-04-01 | 苏州市龙源电力科技股份有限公司 | On-line optical fiber temperature monitoring system for switch cabinet |
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Application publication date: 20140101 |