CN205940803U - Transformer winding temperature remote monitoring device based on thing networking - Google Patents
Transformer winding temperature remote monitoring device based on thing networking Download PDFInfo
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- CN205940803U CN205940803U CN201620874119.6U CN201620874119U CN205940803U CN 205940803 U CN205940803 U CN 205940803U CN 201620874119 U CN201620874119 U CN 201620874119U CN 205940803 U CN205940803 U CN 205940803U
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Abstract
The utility model provides a transformer winding temperature remote monitoring device based on thing networking, the optic fibre temperature probe is placed inside the winding, having the inside optic fibre of transformer of optic fibre temperature probe, receiving to install and link up the ware inboard on the transformer tank tank wall, the external fibre that the outside is connected links to each other with on -the -spot monitor terminal, the light signal that on -the -spot monitor terminal at first recorded the optic fibre temperature probe converts the signal of telecommunication to, through the AD conversion, converts to and to be gathered the data signal who uploads by DSP, have the output port of a RS485 signal on the on -the -spot monitor terminal, with on -the -spot monitor terminal's RS485 signal output port for shielded cable and DTU equipment link together, DTU equipment is that long -range message routing gives receiving terminal, makes monitor information can smoothly reach the remote monitoring center. The utility model discloses can concentrate distributed transformer and monitor, can in real time, accurately obtain the dynamic winding temperature of transformer, monitor cooling system's trouble indirectly.
Description
Technical field
This utility model is related to Internet of Things and remotely monitors field, specifically a kind of Transformer Winding temperature based on Internet of Things
Remote monitoring device.
Background technology
The fast development of Chinese national economy is so that the power system in modern times is towards bulk power grid, Large Copacity, high-tension side
To transformation, increasing electrical equipment is used.In various electrical equipments, transformator closes as one of power system
Button apparatus, it mainly completes the conversion work of voltage, electric current, and its operation troubles is not only related to the reliability of power supply, and
Seriously threaten the operation safety of power system.Therefore, study transformer fault diagnosis technology, improve the operation maintenance of transformator
Level, is a problem with Great significance and practical value in power system.
Because transformer maintenance cost is very high, therefore increasingly important is seemed to the on-line monitoring of transformator.But transformator
It is not intensive work, but is dispersed in each local independent operating in a distributed fashion, that is therefore concentrated is artificial
Monitoring does not have feasibility.Therefore combine Internet of Things, design the remote monitoring device of a set of transformator, it is possible to achieve distributed
Remote centralized is monitored, and such that it is able to convenient also discovery fault much sooner, allows transformator more stablize the work of safety.
Transformer Winding is a vitals of transformator, is circuit and the carrying object of transformator, Transformer Winding temperature
Degree is the important indicator that transformer safety is run, and is transformer station high-voltage side bus environment, load level, the synthesises of winding operating mode
Existing, winding temperature also directly influences the insulation life of transformator simultaneously.For this reason, by Transformer Winding temperature monitoring, can
Find in time and exclusion winding or cooling system failure, improve the safety and reliability of transformator.Transformer manufacturing factory simultaneously
Family by share Monitoring Data, can analysis product quality and manufacturing process, be product optimization design and improve manufacturing process water
Flat offer foundation.
Utility model content
Because transformator is particularly critical in the various electrical equipment of power system, thus to transformer safety parameter, such as around
The on-line monitoring of group temperature seems particularly significant.Be not intensive work for transformator, personal monitoring's workload huge and
Information delay.This utility model utilizes Internet of Things, designs a set of dress that the winding temperature of transformator remotely can be monitored
Put.This device can directly, in real time, accurately measure winding temperature, the particularly hot(test)-spot temperature of winding it is analyzed compare
Relatively, find latent fault early, provide alert, it is to avoid the generation of accident.
The technical solution adopted in the utility model is：A kind of Transformer Winding temperature remote monitoring dress based on Internet of Things
Put, this device is used for the long-range monitoring of Transformer Winding temperature, including fiber optic temperature measuring probe, inside transformer optical fiber, transformator
Fuel tank through device, transformator external fiber, field monitoring terminal, shielded cable, power supply, DTU equipment, Internet of Things server, far
Journey monitoring terminal；Described fiber optic temperature measuring probe is positioned over inside winding；Inside transformer optical fiber with fiber optic temperature measuring probe,
It is connected to inside the through device being arranged on transformer oil tank wall, the external fiber that outside connects is connected with field monitoring terminal；
Described field monitoring terminal, first by the optical signal measured by fiber optic temperature measuring probe, is converted into the signal of telecommunication, through A/D conversion, turns
Change the digital signal that can be uploaded by DSP collection into；The output port of one RS485 signal is had on field monitoring terminal, will show
The RS485 signal output port shielded cable of field monitoring terminal is linked together with DTU equipment；Described DTU equipment is remote
Journey information is sent to receiving terminal, and it is the wireless transmission terminal based on GPRS technology, is connected to transformer field monitoring terminal
With remote web server, enable monitoring information smooth arrival remote monitoring center.
Using shielded cable mainly for preventing the interference of other signals it is ensured that gathering the accuracy of signal.DTU equipment with
It is to be transmitted by wireless signal between Internet of Things server.
When being embodied as, described Internet of Things server is the information service maincenter of a fixation, by transformer field
Monitoring information is stored and is dispatched, and provides data buffer zone for remote monitoring terminal simultaneously, and Internet of Things server is supervised with long-range
Survey and be transmitted by wireless signal or the Internet between terminal.
When being embodied as, above-mentioned RTU is computer or mobile phone.
When being embodied as, the position that fiber optic temperature measuring probe is positioned within winding is the position of hottest point in winding.
Compared with prior art, this utility model beneficial effect is：
1st, distributed transformator can be concentrated and be monitored, save a large amount of manpower and materials.
2nd, the dynamic winding temperature of transformator can be obtained in real time, exactly.
3rd, the fault of indirect monitoring cooling system.
4th, transformer insulated life-span and transformer load rate are rationally utilized.
5th, the state of every transformator can be monitored by computer or mobile phone remote, once it is permissible abnormal data
Carry out at once stopping transport, overhaul, reduce loss.
6th, Monitoring Data can be shared by the manufacturing firm of this transformator, the horizontal data of analysis same category of device, same equipment
Longitudinal data, the after-sale service for product and optimization design provide foundation.
7th, structure is simple, easy to operate.
Brief description
Fig. 1 is the schematic diagram based on the Transformer Winding temperature remote monitoring device of Internet of Things for this utility model.
In figure：Fiber optic temperature measuring probe 1, inside transformer optical fiber 2, oil tank of transformer through device 3, external fiber 4, scene prison
Survey terminal 5, shielded cable 6, power supply 7, DTU equipment 8, Internet of Things server 9, computer 10, mobile phone 11.
Specific embodiment
With reference to Fig. 1, this utility model embodiment is elaborated：
As shown in figure 1, this utility model includes optical fiber based on the Transformer Winding temperature remote monitoring device of Internet of Things surveying
Temperature probe 1, internal optical fiber 2, through device 3, external fiber 4, field monitoring terminal 5, shielded cable 6, power supply 7, DTU equipment 8, thing
Networked server 9, remote monitoring terminal.Fiber optic temperature measuring probe 1 is positioned over inside winding, and the hottest in winding on theory of selection
The position of point, for measuring the temperature of winding, fiber optic temperature measuring probe 1 connects internal optical fiber 2, and internal optical fiber 2 is connected to and is arranged on change
Inside through device 3 on depressor fuel tank tank wall, the external fiber 4 that outside connects is connected with field monitoring terminal 5, described scene
Monitoring terminal 5 is by optical signal measured by fiber optic temperature measuring probe, is converted into the signal of telecommunication, and through A/D conversion, being converted into can be by DSP
The digital signal that collection uploads.The output port of one RS485 signal is had on field monitoring terminal 5, by field monitoring terminal 5
RS485 signal output port shielded cable 6 and DTU equipment 8 link together.Described DTU equipment 8 is that remote information sends
With receiving terminal, it includes RS485 interface, GPRS modem, SIM, and SIM is inserted in the SIM of GPRS modem
In draw-in groove, it is the wireless transmission terminal based on GPRS technology, is connected to transformer field monitoring terminal 5 and Internet of Things server
9, enable monitoring information smooth arrival remote monitoring center.Using shielded cable 6 mainly for preventing the interference of other signals,
Ensure the accuracy of collection signal.Meanwhile, at the scene on monitoring terminal 5 also ports having be connect power supply 7, only be energized after,
Field monitoring terminal 5 could normal work.Signal will be wirelessly transmitted to after collecting signal by DTU equipment 8 by GPRS
In Internet of Things server 9, described Internet of Things server 9 is the information service maincenter of a fixation, by the prison of transformer field
Measurement information is stored and is dispatched, and provides data buffer zone for remote monitoring terminal simultaneously, and described remote monitoring terminal is permissible
It is computer 10 or mobile phone 11.
Work process of the present utility model is as follows：Described fiber optic temperature measuring probe 1 is positioned over inside winding, and selects to manage
By the position of hottest point in upper winding, for measuring the temperature of winding, fiber optic temperature measuring probe 1 connects internal optical fiber 2, internal optical fiber
2 are connected to inside the through device 3 being arranged on transformer oil tank wall, external fiber 4 and field monitoring terminal 5 phase that outside connects
Even, described field monitoring terminal 5 is by optical signal measured by fiber optic temperature measuring probe, is converted into the signal of telecommunication, through A/D conversion, turns
Change the digital signal that can be uploaded by DSP collection into.The output port of one RS485 signal is had on field monitoring terminal 5, will show
The RS485 signal output port shielded cable 6 of field monitoring terminal 5 is linked together with DTU equipment 8.Described DTU equipment 8
It is that remote information sends and receiving terminal, it includes RS485 interface, GPRS modem, SIM, and SIM is inserted in GPRS and adjusts
In the sim card slot of modulator-demodulator, it is the wireless transmission terminal based on GPRS technology, is connected to transformer field monitoring terminal 5
With Internet of Things server 9, enable monitoring information smooth arrival remote monitoring center.Using shielded cable 6 mainly for preventing
The interference of other signals is it is ensured that gather the accuracy of signal.Meanwhile, at the scene on monitoring terminal 5 also ports having be connect power supply
7, after being only energized, field monitoring terminal 5 could normal work.Signal will be passed through after collecting signal by DTU equipment 8
GPRS is wirelessly transmitted in Internet of Things server 9, and described Internet of Things server 9 is the information service maincenter of a fixation, will
The monitoring information of transformer field is stored and is dispatched, and provides data buffer zone for remote monitoring terminal, described is remote simultaneously
Journey monitoring terminal can be computer 10 or mobile phone 11.When Internet of Things server 9 sends signal, DTU equipment 8 to DTU equipment 8
After receiving the signal of Internet of Things server 9, DTU equipment 8 will read from field monitoring terminal 5 output port out
The register address of RS485 winding temperature signal, then DTU equipment 8 pass through SIM by the winding temperature corresponding to register address
Degree is sent to Internet of Things server 9, and signal is analyzed processing by Internet of Things server 9 again, finally passes winding temperature signal
Deliver in RTU 10, thus now Transformer Winding temperature can be seen on computer or mobile phone, realize
Long-range monitoring to Transformer Winding temperature.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any new in this practicality
Structure after simple transformation on the basis of type belongs to protection domain of the present utility model.
Claims (4)
1. a kind of Transformer Winding temperature remote monitoring device based on Internet of Things, this device is used for the remote of Transformer Winding temperature
Journey monitoring it is characterised in that：Including fiber optic temperature measuring probe, inside transformer optical fiber, oil tank of transformer through device, outside transformator
Optical fiber, field monitoring terminal, shielded cable, power supply, DTU equipment, Internet of Things server, remote monitoring terminal；Described optical fiber
Temperature probe is positioned over inside winding；Inside transformer optical fiber with fiber optic temperature measuring probe, is connected to and is arranged on oil tank of transformer
Inside through device on tank wall, the external fiber that outside connects is connected with field monitoring terminal；Described field monitoring terminal is first
First by the optical signal measured by fiber optic temperature measuring probe, it is converted into the signal of telecommunication, through A/D conversion, be converted into be gathered upload by DSP
Digital signal；The output port of one RS485 signal is had on field monitoring terminal, by the RS485 signal of field monitoring terminal
Output port shielded cable is linked together with DTU equipment；Described DTU equipment is that remote information is sent to receiving terminal,
It is the wireless transmission terminal based on GPRS technology, is connected to transformer field monitoring terminal and remote web server, makes prison
Measurement information being capable of smooth arrival remote monitoring center.
2. a kind of Transformer Winding temperature remote monitoring device based on Internet of Things according to claim 1, its feature exists
In：Described Internet of Things server is the information service maincenter of a fixation, and the monitoring information of transformer field is stored
And scheduling, provide data buffer zone for remote monitoring terminal simultaneously, be to pass through between Internet of Things server and remote monitoring terminal
Wireless signal or the Internet are transmitted.
3. a kind of Transformer Winding temperature remote monitoring device based on Internet of Things according to claim 2, its feature exists
In：Described RTU is computer or mobile phone.
4. a kind of Transformer Winding temperature remote monitoring device based on Internet of Things according to claim 1,2 or 3, it is special
Levy and be：The position that described fiber optic temperature measuring probe is positioned within winding is the position of hottest point in winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874119.6U CN205940803U (en) | 2016-08-12 | 2016-08-12 | Transformer winding temperature remote monitoring device based on thing networking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874119.6U CN205940803U (en) | 2016-08-12 | 2016-08-12 | Transformer winding temperature remote monitoring device based on thing networking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205940803U true CN205940803U (en) | 2017-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620874119.6U Active CN205940803U (en) | 2016-08-12 | 2016-08-12 | Transformer winding temperature remote monitoring device based on thing networking |
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| CN (1) | CN205940803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530535A (en) * | 2019-09-24 | 2019-12-03 | 赛诺（浙江）聚氨酯新材料有限公司 | A kind of sponge packet internal temperature on-line checking early warning system and method |
| CN114020075A (en) * | 2021-10-21 | 2022-02-08 | 深圳市壹电电力技术有限公司 | Intelligent transformer system with fault self-diagnosis and transmission power self-regulation functions |
-
2016
- 2016-08-12 CN CN201620874119.6U patent/CN205940803U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530535A (en) * | 2019-09-24 | 2019-12-03 | 赛诺（浙江）聚氨酯新材料有限公司 | A kind of sponge packet internal temperature on-line checking early warning system and method |
| CN114020075A (en) * | 2021-10-21 | 2022-02-08 | 深圳市壹电电力技术有限公司 | Intelligent transformer system with fault self-diagnosis and transmission power self-regulation functions |
| CN115079755A (en) * | 2021-10-21 | 2022-09-20 | 深圳市壹电电力技术有限公司 | Intelligent transformer system with fault self-diagnosis and transmission power self-regulation functions |
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