CN204214573U - A kind of arc light temperature-detecting device - Google Patents
A kind of arc light temperature-detecting device Download PDFInfo
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- CN204214573U CN204214573U CN201420659185.2U CN201420659185U CN204214573U CN 204214573 U CN204214573 U CN 204214573U CN 201420659185 U CN201420659185 U CN 201420659185U CN 204214573 U CN204214573 U CN 204214573U
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- 238000012545 processing Methods 0.000 claims abstract description 41
- 238000004891 communication Methods 0.000 claims abstract description 32
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- 230000008054 signal transmission Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 239000013307 optical fiber Substances 0.000 abstract description 8
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 description 14
- 238000010276 construction Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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Abstract
The utility model relates to a kind of arc light temperature-detecting device, comprise signal processing apparatus and signal pickup assembly, described signal processing apparatus comprises master control board, display device, and described master control board comprises power module, current module, central processing unit, communication interface; Described signal pickup assembly comprises master control board, run indicator, arc photosensor, temperature sensor, and described master control board comprises power module, central processing unit, Temperature sampler, arc light collector, communication interface.Temperature in the utility model Real-time Collection switch cubicle, arc light, electric current three kinds of signals displays temperature and current value; remote monitoring can be realized in the mode of optical-fibre communications; ensure the safe operation of bus cable switchgear; the personal safety of protection operations staff, the economic loss that minimizing accident to greatest extent causes.
Description
Technical field
The utility model relates to a kind of pick-up unit of arc light temperature, is to provide real-time arc light detecting, temperature detection, current sensing means in a kind of 35kV and following switch cubicle in particular, belongs to electric power information and technical field of automation.
Technical background
Generating plant, transformer station, industrial enterprise's distribution system happens occasionally the accident that Medium Voltage Switchgear is burnt and blasts, cause device damage, have a power failure and stop production, and cause great economic loss, more seriously personal injury is caused, there are these accident main causes have two: one to be cable termination crimping in switch cubicle cable vault and crimp the reason such as bad with the junction of busbar in cabinet and cause junction temperature to raise, the dielectric strength of cable terminal itself is caused greatly to decline, when there is short circuit or running overload, be very easy to cause cable end blast, equipment burnout may be caused, the accident that switch cubicle blast etc. are more serious, two is the arc short-circuit faults in switch cubicle, owing to not got rid of in time, develop into middle pressure bus-bar fault, cause power failure, more serious many group switch cubicles that causes burn simultaneously, arc light can produce a large amount of poison gas simultaneously, have a strong impact on and produce normal operation, even personal injury can be there is, cause great economic loss.
In order to ensure the safe operation of switch cubicle; the generation of minimizing accident; the temperature measuring equipment installed in current domestic switch cubicle and arc light protecting device are two completely separate systems, and the temperature signal of temperature measuring equipment enters independent temperature detection monitoring main frame by thermometric control module by RS485 connection.Pick-up unit function singleness, communication speed is low, and construction and installation are loaded down with trivial details, and construction costs is high, can not meet the requirement of the reliability of generating plant and monitoring system of electric substation, rapidity, economy.
Utility model content
In order to overcome the shortcoming of above-mentioned prior art, the main technical problems to be solved in the utility model is to provide a kind of device real time temperature detection, arc light detecting, current detecting being formed an efficient, can in the mode of optical-fibre communications rapidly for remote power feeding system provides in real time information reliably, remote power feeding system utilizes these information can accomplish rapidly and accurately to report to the police in advance, staff can remove accident potential in time, automatically excise fast when breaking down, the economic loss that minimizing accident to greatest extent causes, reduces the generation of false tripping.
The technical scheme that the utility model is taked for achieving the above object: a kind of arc light temperature-detecting device, comprise signal processing apparatus and signal pickup assembly, described signal processing apparatus comprises master control board, display device, and described master control board comprises power module, current module, central processing unit, communication interface; Described signal pickup assembly comprises master control board, run indicator, arc photosensor, temperature sensor, described master control board comprises power module, central processing unit, Temperature sampler, arc light collector, communication interface, Fiber connection between described signal processing apparatus and signal pickup assembly, described arc light collector is connected with arc photosensor cable, and described Temperature sampler is connected with temperature sensor wireless signal transmission or cable.
Described signal processing apparatus comprises master control board, display device, power module, current module, communication interface that described master control board comprises central processing unit and is electrically connected respectively at described central processing unit.Its function realized comprises: the measurement of (1) temperature and electric current and display; (2) automatic reception of temperature detection signal, arcing detection signal, current signal and management; (3) to the persistent surveillance of relevant temperature and arc photosensor; (4) the accurate location in fault orientation; (5) management of failure message; (6) electric current of detection, temperature, arc light three kinds of signals are sent to remote power feeding system fast in the mode of optical-fibre communications.Each signal processing apparatus connects at most 4 signal pickup assemblies, adopts serial line interface to connect between each harvester.
Described signal pickup assembly comprises master control board, run indicator, arc photosensor, temperature sensor, power module, Temperature sampler, arc light collector, communication interface that described master control board comprises central processing unit and is electrically connected respectively at described central processing unit.Its function realized comprises: (1) arcing detection signal and temperature detection signal gather automatically; (2) state of arc photosensor and the temperature sensor connected is monitored; (3) arc photosensor and temperature sensor fault position is shown.
Described arc photosensor is photoinduction element, is arranged on bus position in switch cubicle, will detect the light intensity that increases suddenly when there is arc fault, and light signal is converted to current signal and adopt optical fiber to send arc light collector to.
Described temperature sensor is high precision temperature-sensing element, is arranged on switch cubicle inner cable room, for the temperature of on-line measurement switch cubicle inner cable room, is adopted by the temperature signal detected in real time wireless signal or cable to connect and sends Temperature sampler to.
Usefulness of the present utility model is:
1, real-time arc light detecting, temperature detection, current detecting are formed the device of an efficient, in the mode of optical-fibre communications rapidly for remote power feeding system provides reliable information, the temperature that remote power feeding system adopts this device to transmit in real time, arc light, electric current three kinds of information can carry out reporting to the police and tripping rapidly and accurately, decrease the generation of false tripping simultaneously, thus greatly improve the safety and reliability of cable bus switchgear operation, the economic loss that minimizing accident to greatest extent causes.
2, arc optical signal and temperature signal are entered electrical system monitoring host computer by signal processing apparatus in the mode of optical-fibre communications, decrease a control module of single system for detecting temperature, a monitoring host computer and connection thereof, reduce the construction costs of switch cubicle detection device.
3, signal processing apparatus and signal pickup assembly design for metal shell, and effectively shield outside electromagnetic interference, detection signal is reliable and stable.
4, signal processing apparatus and signal pickup assembly design for metal shell, both can be arranged in switch cubicle, also can hang wall and install, therefore, both can be used for new construction, and also can be used for old switchgear building switch cubicle improvement project.
Accompanying drawing explanation
Fig. 1 is the utility model pick-up unit block diagram.
Wherein: 1 is signal processing apparatus; 2 is signal pickup assemblies; 3 is arc photosensors; 4 is temperature sensors;
10 is master control board I; 11 is power module I; 12 is central processing unit I; 13 is current modules; 14 is communication interface I; 15 is communication interface II; 16 is display device;
20 is master control board II; 21 is power module II; 22 is central processing unit II; 23 is arc light collectors; 24 is Temperature samplers; 25 is communication interfaces III; 26 is communication interfaces IV; 27 is run indicators.
Embodiment
Embodiment of the present utility model, incites somebody to action in conjunction with the embodiments and accompanying drawing is illustrated.
As shown in Figure 1, the utility model comprises signal processing apparatus 1 and signal pickup assembly 2.
Described signal processing apparatus 1 for management, comprehensive automation communication, control a whole set of arc light temperature-detecting device, described signal processing apparatus 1 comprises master control board 10, display device 16, power module 11, current module 13, communication interface 14, communication interface 15 that described master control board 10 comprises central processing unit 12 and is electrically connected respectively at described central processing unit 12.By communication interface 14 and communication interface 25 Fiber connection between described signal processing apparatus 1 and signal pickup assembly 2, described display device 16 is liquid crystal touch control screen, there is good man-machine interface, display harvester 2, arc photosensor 3, the address number of temperature sensor 4, be conducive to overhauling in time and fixing a breakdown, described signal processing apparatus 1 passes through communication interface 15 in the mode of optical-fibre communications by temperature, arc light, electric current three kinds of signals send supervisory system to, supervisory system is made to have reliably according to reporting to the police rapidly and accurately and tripping, decrease the generation of false tripping, thus greatly improve the safety and reliability of cable bus switchgear operation.
Described signal pickup assembly 2 comprises master control board 20, run indicator 27, arc photosensor 3, temperature sensor 4, power module 21, arc light collector 23, Temperature sampler 24, communication interface 25, communication interface 26 that described master control board 20 comprises central processing unit 22 and is electrically connected respectively at described central processing unit 22.Described signal pickup assembly 2 provides 4 road temperature acquisition input and 4 road arc light Gather and inputs, described arc light collector 23 is connected with arc photosensor 3 cable, described Temperature sampler 24 is connected with temperature sensor 4 wireless signal transmission or cable, and described signal pickup assembly 2 passes to signal processing apparatus 1 the signal gathered by optical fiber.(mostly being 4 most) when there being multiple stage signal pickup assembly 2, adopting serial mode transmission of signal between each signal pickup assembly 2, finally passing to signal processing apparatus 1.Each sensor that signal pickup assembly 2 connects, all can provide an independently address information, the logic for supervisory system arranges, monitors the state, localization of fault etc. of the sensor connected.
Described arc photosensor 3 adopts stainless steel clamp or the busbar joint place be bolted in switch cabinet bus room carries out arc light detection, to the light intensity that increases suddenly when there is arc light be detected, and light signal be converted to current signal and send arc light collector 23 to Fiber connection.
Described temperature sensor 4 adopts watchband type or has the cable end place that the resistant to elevated temperatures aircraft industry special glue of heat conduction is fixed in switch cubicle cable vault and carries out temperature detection, is connected by temperature signal in real time pass to Temperature sampler 24 with wireless transmission or cable.
The utility model signal processing apparatus 1 and signal pickup assembly 2 are metal shell structure, both can be arranged in actual use in switch cubicle, also can hang wall to install, therefore, both can be used for new construction, also can be used for old switchgear building switch cubicle improvement project, there is multi-faceted measuring ability, Detection results is good, and combination is flexibly, easy for installation.
Those skilled in the art can make various change to the utility model, and do not depart from spirit and scope of the present utility model, like this, if repaying these amendments of the present utility model belongs within the utility model claim and equivalent technologies scope thereof, then the utility model is also intentional comprises these changes.
Claims (3)
1. an arc light temperature-detecting device, is characterized in that: comprise signal processing apparatus and signal pickup assembly,
Described signal processing apparatus comprises master control board, display device, described master control board comprises power module, current module, central processing unit, communication interface, described power module, current module, central processing unit, communication interface, display device are electrically connected with described central processing unit respectively
Described signal pickup assembly comprises master control board, run indicator, arc photosensor, temperature sensor, described master control board comprises power module, central processing unit, Temperature sampler, arc light collector, communication interface, described power module, Temperature sampler, arc light collector, communication interface, run indicator are electrically connected with described central processing unit respectively
Fiber connection between described signal processing apparatus and signal pickup assembly; Described arc light collector and arc photosensor Fiber connection, described Temperature sampler is connected with temperature sensor wireless signal transmission or cable.
2. a kind of arc light temperature-detecting device as claimed in claim 1, is characterized in that: described display device is liquid crystal touch control screen or electronic display.
3. a kind of arc light temperature-detecting device as claimed in claim 1, is characterized in that: described communication interface is optical communication interface, and described optical communication interface is the round or plug-in square of plug-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420659185.2U CN204214573U (en) | 2013-11-08 | 2014-11-06 | A kind of arc light temperature-detecting device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013207049772 | 2013-11-08 | ||
| CN201320704977 | 2013-11-08 | ||
| CN201420659185.2U CN204214573U (en) | 2013-11-08 | 2014-11-06 | A kind of arc light temperature-detecting device |
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| Publication Number | Publication Date |
|---|---|
| CN204214573U true CN204214573U (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420659185.2U Expired - Fee Related CN204214573U (en) | 2013-11-08 | 2014-11-06 | A kind of arc light temperature-detecting device |
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| Country | Link |
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| CN (1) | CN204214573U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749508A (en) * | 2015-04-10 | 2015-07-01 | 国网上海市电力公司 | Online partial discharge detector of power capacitor |
| CN105044482A (en) * | 2015-04-23 | 2015-11-11 | 南京五石金传感技术有限公司 | Fiber electric-arc optical sensing device having temperature measurement function and measurement method of fiber electric-arc optical sensing device |
| CN106786410A (en) * | 2017-01-09 | 2017-05-31 | 中交航局安装工程有限公司 | A kind of 10kV high-voltage boards arc light temperature linkage protection system |
| CN107767652A (en) * | 2017-11-28 | 2018-03-06 | 江苏南能电气有限公司 | It is a kind of to be popped one's head in based on the arc protection being wirelessly transferred |
| CN108120512A (en) * | 2018-01-31 | 2018-06-05 | 国网安徽省电力有限公司池州供电公司 | A kind of temperature of cable distribution box and arc light monitoring device |
-
2014
- 2014-11-06 CN CN201420659185.2U patent/CN204214573U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749508A (en) * | 2015-04-10 | 2015-07-01 | 国网上海市电力公司 | Online partial discharge detector of power capacitor |
| CN105044482A (en) * | 2015-04-23 | 2015-11-11 | 南京五石金传感技术有限公司 | Fiber electric-arc optical sensing device having temperature measurement function and measurement method of fiber electric-arc optical sensing device |
| CN105044482B (en) * | 2015-04-23 | 2018-07-03 | 南京五石金传感技术有限公司 | Optical fiber arc light sensing device with temperature measuring function and measuring method thereof |
| CN106786410A (en) * | 2017-01-09 | 2017-05-31 | 中交航局安装工程有限公司 | A kind of 10kV high-voltage boards arc light temperature linkage protection system |
| CN107767652A (en) * | 2017-11-28 | 2018-03-06 | 江苏南能电气有限公司 | It is a kind of to be popped one's head in based on the arc protection being wirelessly transferred |
| CN108120512A (en) * | 2018-01-31 | 2018-06-05 | 国网安徽省电力有限公司池州供电公司 | A kind of temperature of cable distribution box and arc light monitoring device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 |