CN202485830U - Temperature monitoring and alarm device for power distribution and transformation system - Google Patents
Temperature monitoring and alarm device for power distribution and transformation system Download PDFInfo
- Publication number
- CN202485830U CN202485830U CN2012200303000U CN201220030300U CN202485830U CN 202485830 U CN202485830 U CN 202485830U CN 2012200303000 U CN2012200303000 U CN 2012200303000U CN 201220030300 U CN201220030300 U CN 201220030300U CN 202485830 U CN202485830 U CN 202485830U
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- temperature
- optical cable
- allocation transformer
- equipment
- alarm device
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Abstract
The utility model relates to a temperature monitoring and alarm device for a power distribution and transmission system. The power distribution and transmission system comprises a plurality of power distribution and transmission devices, a temperature detection and alarm device comprises temperature detection optical cables, a photoelectric detection host machine and a fire-fighting alarm device, the temperature detection optical cables are laid on the power distribution and transformation devices, and the photoelectric detection host machine is respectively connected with the temperature detection optical cables and the fire-fighting alarm device. Compared with the prior art, the temperature monitoring and alarm device disclosed by the utility model has the advantages of high detection and positioning precision.
Description
Technical field
The utility model relates to a kind of temperature detection warning device, especially relates to a kind of temperature monitoring warning device that is used for the Allocation transformer system.
Background technology
Along with improving constantly of national economy and fast development of society and living standards of the people, the whole society requires increasingly highly to safety, economy, high-quality electricity consumption, and the pressure of electric power netting safe running management is increasing.And, particularly bear the on-line monitoring of running status of the cable system of electric energy transmitting to the on-line condition monitoring of operation power equipment, facility, guarantee one of technical foundation of electric power netting safe running especially.Simultaneously; The primary effect of intelligent grid under preparation at present should be effectively to guarantee the electric power safety reliability; Make more traditional electrical network stronger and have bigger " elasticity ", the influence that can withstand natural calamities effectively, all kinds of accidents such as outside destroy causes to electric system; And have powerful " self-healing " function, and can pass through remote equipment in-service monitoring and system information analysis, predict and dispose the sorts of systems fault more in time, exactly.In intelligent grid was built, the construction emphasis of power transformation link was the intelligent substation with intelligent early-warning monitoring function.
The utility model content
The purpose of the utility model is exactly for the defective that overcomes above-mentioned prior art existence a kind of temperature monitoring warning device that is used for the Allocation transformer system to be provided.
The purpose of the utility model can realize through following technical scheme:
A kind of temperature monitoring warning device that is used for the Allocation transformer system; Described Allocation transformer system comprises a plurality of allocation transformer equipments; Described temperature detection warning device comprises temperature detecting optical cable, photodetection main frame and fire protection warning equipment; Described temperature detecting optical cable is laid on the allocation transformer equipment, and described photodetection main frame is connected with fire protection warning equipment with the temperature detecting optical cable respectively; The photodetection main frame is to the emission light pulse of temperature detecting optical cable and receive the echo photon signal that Raman scattering produces; Temperature information according to Raman scattering point in the echo photon signal accounting temperature detecting optical cable that receives; Then this temperature information and preset alarm temperature are compared; If be higher than alarm temperature, then trigger fire protection warning equipment and report to the police.
Described photodetection main frame is provided with the light source that is used to launch light pulse, is used to receive the receiver of echo photon signal and is used for accounting temperature information processing device.
Described temperature detecting optical cable is temperature sensitive optical cable.
Described allocation transformer equipment comprises transformer, switch cubicle and distribution midium voltage cable.
Compared with prior art; The utility model carries out real-time temperature monitoring through temperature detecting optical cable and photodetection main frame to the equipment in the Allocation transformer system; When appearance temperature is unusual, can trigger fire alarm; And can accurately locate the unusual position of appearance temperature, improve the security of Allocation transformer system.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure, 1 is the photodetection main frame, and 2 is the temperature detecting optical cable, and 3 is fire protection warning equipment, and 4 is allocation transformer equipment.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
Embodiment
As shown in Figure 1; A kind of temperature monitoring warning device that is used for the Allocation transformer system; Described Allocation transformer system comprises a plurality of allocation transformer equipments 4; The temperature detection warning device comprises temperature detecting optical cable 2, photodetection main frame 1 and fire protection warning equipment 3, and described temperature detecting optical cable 2 is laid on the allocation transformer equipment 4, and described photodetection main frame 1 is connected with fire protection warning equipment 3 with temperature detecting optical cable 2 respectively; Photodetection main frame 1 is to the 2 emission light pulses of temperature detecting optical cable and receive the echo photon signal that Raman scattering produces; Temperature information according to Raman scattering point in the echo photon signal accounting temperature detecting optical cable 2 that receives; Then this temperature information and preset alarm temperature are compared; If be higher than alarm temperature, then trigger fire protection warning equipment 3 and report to the police.
Wherein temperature detection is based on the Raman scattering principle in the optical cable; Photodetection main frame 1 is provided with the light source that is used to launch light pulse, is used to receive the receiver of echo photon signal and is used for accounting temperature information processing device, and the light impulse length of light emitted is less than 10ns; Thereby the resolution that has guaranteed the location is in 1m; Temperature detecting optical cable 2 is temperature sensitive optical cable, and allocation transformer equipment 4 comprises equipment such as transformer, switch cubicle, distribution midium voltage cable, all is arranged in the distribution transforming power station.
The utility model carries out real-time temperature monitoring through temperature detecting optical cable and photodetection main frame to the equipment in the Allocation transformer system; When appearance temperature is unusual, can trigger fire alarm; And can accurately locating, thereby the security that has improved the Allocation transformer system to the unusual position of appearance temperature.
Claims (4)
1. temperature monitoring warning device that is used for the Allocation transformer system; Described Allocation transformer system comprises a plurality of allocation transformer equipments; It is characterized in that; Described temperature detection warning device comprises temperature detecting optical cable, photodetection main frame and fire protection warning equipment, and described temperature detecting optical cable is laid on the allocation transformer equipment, and described photodetection main frame is connected with fire protection warning equipment with the temperature detecting optical cable respectively.
2. a kind of temperature monitoring warning device that is used for the Allocation transformer system according to claim 1; It is characterized in that described photodetection main frame is provided with the light source that is used to launch light pulse, is used to receive the receiver of echo photon signal and is used for accounting temperature information processing device.
3. a kind of temperature monitoring warning device that is used for the Allocation transformer system according to claim 1 is characterized in that described temperature detecting optical cable is temperature sensitive optical cable.
4. a kind of temperature monitoring warning device that is used for the Allocation transformer system according to claim 1 is characterized in that described allocation transformer equipment comprises transformer, switch cubicle and distribution midium voltage cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200303000U CN202485830U (en) | 2012-01-30 | 2012-01-30 | Temperature monitoring and alarm device for power distribution and transformation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200303000U CN202485830U (en) | 2012-01-30 | 2012-01-30 | Temperature monitoring and alarm device for power distribution and transformation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202485830U true CN202485830U (en) | 2012-10-10 |
Family
ID=46960245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200303000U Expired - Lifetime CN202485830U (en) | 2012-01-30 | 2012-01-30 | Temperature monitoring and alarm device for power distribution and transformation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202485830U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142186A (en) * | 2014-07-08 | 2014-11-12 | 国网山东省电力公司青岛供电公司 | Remote optical fiber cable temperature detection alarm system and method |
| CN105758552A (en) * | 2014-07-08 | 2016-07-13 | 国网山东省电力公司青岛供电公司 | Long-range optical fiber cable temperature detection and alarm method |
| WO2017158508A1 (en) * | 2016-03-16 | 2017-09-21 | Dubai Electricity & Water Authority | Smart fire warning for low voltage electrical panels |
-
2012
- 2012-01-30 CN CN2012200303000U patent/CN202485830U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142186A (en) * | 2014-07-08 | 2014-11-12 | 国网山东省电力公司青岛供电公司 | Remote optical fiber cable temperature detection alarm system and method |
| CN105758552A (en) * | 2014-07-08 | 2016-07-13 | 国网山东省电力公司青岛供电公司 | Long-range optical fiber cable temperature detection and alarm method |
| WO2017158508A1 (en) * | 2016-03-16 | 2017-09-21 | Dubai Electricity & Water Authority | Smart fire warning for low voltage electrical panels |
| GB2550498A (en) * | 2016-03-16 | 2017-11-22 | Dubai Electricity And Water Authority | Smart fire warning for low voltage electrical panels |
| AT520898A1 (en) * | 2016-03-16 | 2019-08-15 | Dubai Electricity & Water Authority | Intelligent fire alarm for low-voltage distribution boards |
| AT520898B1 (en) * | 2016-03-16 | 2021-04-15 | Dubai Electricity & Water Authority | Intelligent fire alarm for low-voltage distributors |
| GB2550498B (en) * | 2016-03-16 | 2021-12-01 | Dubai Electricity And Water Authority | Smart fire warning for low voltage electrical panels |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
|
| CX01 | Expiry of patent term |