CN109269651A - A kind of passive type radio temperature sensor for measuring transformer temperature - Google Patents
A kind of passive type radio temperature sensor for measuring transformer temperature Download PDFInfo
- Publication number
- CN109269651A CN109269651A CN201811285276.3A CN201811285276A CN109269651A CN 109269651 A CN109269651 A CN 109269651A CN 201811285276 A CN201811285276 A CN 201811285276A CN 109269651 A CN109269651 A CN 109269651A
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- temperature
- transformer
- temperature sensor
- electricity taking
- taking coil
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- 230000005611 electricity Effects 0.000 claims abstract description 25
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims abstract description 4
- 238000012544 monitoring process Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036413 temperature sense Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K2215/00—Details concerning sensor power supply
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
A kind of this passive type radio temperature sensor for measuring transformer temperature, the temperature sensor includes an electricity taking coil, the electricity taking coil is internally provided with temperature-measuring part and wireless module, the electricity taking coil is set on the transformer cable that electric current passes through and takes electricity, the temperature-measuring part is connected by electricity taking coil with the tested part of transformer, pass through electromagnetic induction effect, realize the passive current-taking function of electricity taking coil, and electric energy is provided for the modules of temperature sensor, temperature-measuring part and wireless module work together, the temperature-measuring part obtains the variable quantity of dut temperature, reception terminal is reached by wireless module, processing analysis is carried out by reception terminal, obtain physical quantity variation data, and the temperature value that sensor measures is shown on receiving terminal.The problems such as solve conventional temperature sensor needs battery to power, and is affected by battery quality, and dead battery capability is not available.
Description
Technical field
The invention belongs to smart grid on-line monitoring equipment fields, and in particular to a kind of transformer temperature measurement sensor.
Background technique
The health status of real-time monitoring transformer is most important, can find security risk existing for transformer in advance, and
Shi Xiuli evades the generation of accident.Transformer is the important component of substation, and traditional transformer temperature sensor also stops
The stage powered with battery to sensor is stayed in, this kind of sensor has certain limitation, and is affected by battery quality,
It is not just available when dead battery capability, is unfavorable for the state of long term monitoring transformer.
Summary of the invention
In order to solve the above technical problems, we have proposed a kind of passive type wireless temperature biographies for measuring transformer temperature
Sensor, solve conventional temperature sensor needs battery to power, and is affected by battery quality, and dead battery capability can not make
The problems such as using.
In order to achieve the above objectives, technical scheme is as follows:
A kind of passive type radio temperature sensor for measuring transformer temperature, the temperature sensor take electricity including one
Coil, the electricity taking coil are internally provided with temperature-measuring part and wireless module, and the electricity taking coil is set in what electric current passed through
Electricity is taken on transformer cable, the temperature-measuring part is connected by electricity taking coil with the tested part of transformer, and electromagnetic induction is passed through
Effect realizes the passive current-taking function of electricity taking coil, and provides electric energy, temperature-measuring part and nothing for the modules of temperature sensor
Wire module works together, and the temperature-measuring part obtains the variable quantity of dut temperature, reception terminal is reached by wireless module, by connecing
It receives terminal and carries out processing analysis, obtain physical quantity variation data, and show on receiving terminal the temperature value that sensor measures.
Preferably, the wireless module is equipped with wireless transmitting terminals, and the reception terminal is equipped with wireless receiving end.
Through the above technical solutions, the application proposes that a kind of passive type wireless temperature for measuring transformer temperature senses
Device, solve conventional temperature sensor needs battery to power, and is affected by battery quality, dead battery capability is not available
The problems such as.Using passive type radio temperature sensor, the requirement requirement that transformer needs long term monitoring is met, it is passive, wireless
Etc. speciality, meanwhile, temperature-measuring part can be placed directly against transformer surface, can real-time monitor to the full extent transformer work
Temperature change.Traditional battery powered temperature sensing device is replaced using passive type radio temperature sensor, it can be more efficient
Measuring transformer state.This sensor is without power supply, it can be achieved that passive, wireless temperature measuring function.It is new to reach design
Clever, rationally distributed and good application effect purpose.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of passive type radio temperature sensor for measuring transformer temperature disclosed in the embodiment of the present invention
Schematic diagram.
Number and corresponding component title represented by letter in figure:
1. 11. temperature-measuring part of electricity taking coil, 12. wireless module, 2. transformer cable
3. transformer is tested part 4. and receives terminal
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Below with reference to embodiment and specific embodiment, the present invention is described in further detail.
Embodiment
As shown in Figure 1, a kind of passive type radio temperature sensor for measuring transformer temperature, the temperature sensor
Including an electricity taking coil 1, the electricity taking coil 1 is internally provided with temperature-measuring part 11 and wireless module 12,1 set of the electricity taking coil
It is located on the transformer cable 2 that electric current passes through and takes electricity, the temperature-measuring part 11 is tested part by electricity taking coil 1 and transformer
3 are connected, and by electromagnetic induction effect, realize the passive current-taking function of electricity taking coil 1, and be the modules of temperature sensor
Electric energy is provided, temperature-measuring part 11 and wireless module 12 work together, and the temperature-measuring part 11 obtains the variable quantity of dut temperature, lead to
It crosses wireless module 12 and reaches reception terminal 4, processing analysis is carried out by reception terminal 4, obtains physical quantity variation data, and receiving
The temperature value that sensor measures is shown in terminal 4.
Wherein, the wireless module 12 is equipped with wireless transmitting terminals, and the reception terminal 4 is equipped with wireless receiving end.
The application proposes a kind of passive type radio temperature sensor for measuring transformer temperature, solves conventional temperature
The problems such as sensor needs battery to power, and is affected by battery quality, and dead battery capability is not available.Using passive type
Radio temperature sensor, meets the requirement requirement that transformer needs long term monitoring, the speciality such as passive, wireless, meanwhile, thermometric portion
Part can be placed directly against transformer surface, can real-time monitor the temperature change of transformer work to the full extent.Utilize nothing
Source formula radio temperature sensor replaces traditional battery powered temperature sensing device, can be with the shape of significantly more efficient measuring transformer
State.This sensor is without power supply, it can be achieved that passive, wireless temperature measuring function.To reach novel in design, rationally distributed and answer
With the good purpose of effect.
Above-described is only that a kind of passive type radio temperature sensor for measuring transformer temperature of the invention is excellent
Select embodiment, it is noted that for those of ordinary skill in the art, in the premise for not departing from the invention design
Under, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Claims (2)
1. a kind of passive type radio temperature sensor for measuring transformer temperature, which is characterized in that the temperature sensor
Including an electricity taking coil, the electricity taking coil is internally provided with temperature-measuring part and wireless module, and the electricity taking coil has been set in
Electricity is taken on the transformer cable that electric current passes through, the temperature-measuring part is connected with the tested part of transformer by electricity taking coil, is led to
Electromagnetic induction effect is crossed, realizes the passive current-taking function of electricity taking coil, and provide electric energy for the modules of temperature sensor, is surveyed
Warm component and wireless module work together, and the temperature-measuring part obtains the variable quantity of dut temperature, are reached and are connect by wireless module
Terminal is received, processing analysis is carried out by reception terminal, obtains physical quantity variation data, and show that sensor measures on receiving terminal
Temperature value.
2. a kind of passive type radio temperature sensor for measuring transformer temperature according to claim 1, feature
It is, the wireless module is equipped with wireless transmitting terminals, and the reception terminal is equipped with wireless receiving end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811285276.3A CN109269651A (en) | 2018-10-31 | 2018-10-31 | A kind of passive type radio temperature sensor for measuring transformer temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811285276.3A CN109269651A (en) | 2018-10-31 | 2018-10-31 | A kind of passive type radio temperature sensor for measuring transformer temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109269651A true CN109269651A (en) | 2019-01-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811285276.3A Pending CN109269651A (en) | 2018-10-31 | 2018-10-31 | A kind of passive type radio temperature sensor for measuring transformer temperature |
Country Status (1)
| Country | Link |
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| CN (1) | CN109269651A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113643850A (en) * | 2021-07-28 | 2021-11-12 | 江苏中利集团股份有限公司 | Cable with intelligent temperature sensing core and temperature sensing chip |
| CN114509172A (en) * | 2022-02-14 | 2022-05-17 | 贵州电网有限责任公司 | Passive temperature sensor system and temperature calculation method |
| CN115290204A (en) * | 2022-09-29 | 2022-11-04 | 国网山东省电力公司高密市供电公司 | Thermal expansion temperature indicating device and method |
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| CN103499395A (en) * | 2013-10-18 | 2014-01-08 | 国家电网公司 | Self-induction high-voltage contact wireless temperature-measuring method and device |
| CN105466582A (en) * | 2015-12-29 | 2016-04-06 | 陈箭剑 | Electric power temperature measurement system based on wireless transmission |
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| CN206235407U (en) * | 2016-11-10 | 2017-06-09 | 中国电力科学研究院 | A kind of high voltage isolator passive and wireless temperature measuring equipment based on mutual inductance |
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2018
- 2018-10-31 CN CN201811285276.3A patent/CN109269651A/en active Pending
Patent Citations (6)
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|---|---|---|---|---|
| CN201532262U (en) * | 2009-11-09 | 2010-07-21 | 厦门立林高压电气有限公司 | High-voltage switch contact and bus on-line temperature measuring device |
| CN202350950U (en) * | 2011-11-21 | 2012-07-25 | 苏州迪芬德物联网科技有限公司 | Self-powered wireless temperature measurement device for power transmission and transformation system |
| CN103499395A (en) * | 2013-10-18 | 2014-01-08 | 国家电网公司 | Self-induction high-voltage contact wireless temperature-measuring method and device |
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| CN206235407U (en) * | 2016-11-10 | 2017-06-09 | 中国电力科学研究院 | A kind of high voltage isolator passive and wireless temperature measuring equipment based on mutual inductance |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113643850A (en) * | 2021-07-28 | 2021-11-12 | 江苏中利集团股份有限公司 | Cable with intelligent temperature sensing core and temperature sensing chip |
| CN114509172A (en) * | 2022-02-14 | 2022-05-17 | 贵州电网有限责任公司 | Passive temperature sensor system and temperature calculation method |
| CN115290204A (en) * | 2022-09-29 | 2022-11-04 | 国网山东省电力公司高密市供电公司 | Thermal expansion temperature indicating device and method |
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