CN205909944U - Hollow parallel reactor distributed optical fiber temperature measurement device of portable dry -type - Google Patents
Hollow parallel reactor distributed optical fiber temperature measurement device of portable dry -type Download PDFInfo
- Publication number
- CN205909944U CN205909944U CN201620532924.0U CN201620532924U CN205909944U CN 205909944 U CN205909944 U CN 205909944U CN 201620532924 U CN201620532924 U CN 201620532924U CN 205909944 U CN205909944 U CN 205909944U
- Authority
- CN
- China
- Prior art keywords
- portable
- reactor
- distributed
- optical fiber
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a hollow parallel reactor distributed optical fiber temperature measurement device of portable dry -type, include: install anchor clamps, distributed optical fiber sensor and portable demodulation appearance at the stay top of reactor in advance, wherein, anchor clamps adopt epoxy material producing and top to set up a recess in advance, surround in the recess of distributed optical fiber sensor through the embedding anchor clamps in the reactor is adjacent between sealing wind channel mouth top, distributed optical fiber sensor and portable demodulation appearance link to each other, and distributed optical fiber sensor transmission light signal, portable demodulation appearance change temperature value into and show after with the optical signal processing who records. The utility model discloses an arrange distributed optical fiber temperature sensor at dry -type hollow parallel reactor wind channel top, the change of wind channel top temperature between sealing through the measurement comes the holistic situation of generating heat of reflected reactance ware, need not change the structure of original reactor, can realize the regional location of overheating fault, has improved the monitoring accuracy.
Description
Technical field
The utility model is related to power equipment on-line temperature monitoring field, especially relates to a kind of portable dry-type hollow simultaneously
Connection reactor distributed fiber temperature measuring device.
Background technology
Dry type hollow shunt reactor is widely used in power system extra high voltage network because structure is simple, maintenance is little
Reactive-load compensation occasion.However, reactor occurs causing Superheated steam drier even combustion on fire in running because temperature is too high
Burning accident, the safe and stable operation of serious harm power system.Therefore, temperature monitoring tool is carried out to dry type hollow shunt reactor
There is important practical meaning in engineering.
At present, the means that dry type hollow shunt reactor temperature monitoring is adopted mainly have IR thermometry and optical fiber temperature-measurement
Method, wherein, IR thermometry measures object temperature value by object infrared intensity, it is possible to achieve non-contact measurement, but
The temperature of reactor outer surface can only be recorded it is impossible to obtain reactor internal temperature, and infrared method measurement is compared to environmental requirement
Height, needs to carry out at night it is impossible to realize finding the temperature regime of reactor in time, and when measuring environment temperature too high/too low,
Or when in the air has a large amount of dust, the sensitivity of infrared measurement of temperature and accuracy all can be deteriorated.And existing optical fiber temperature-measurement method
There are two kinds: one kind is to carry out multipoint mode thermometric using fiber-optic grating sensor, because dry type hollow shunt reactor encapsulates quantity
Many, up to thousands of of wind passage mouth quantity, multi-point type optical fiber grating thermometric is integrally adopted to reactor, cost is higher；Another kind of
It is to embed reactor encapsulating inside using distribution type fiber-optic to carry out thermometric, this thermometric mode changes reactor original structure,
Need to link up with producer, propose demand when manufacturing and designing, Practical Project is difficult to promote.
Utility model content
The purpose of this utility model is to propose a kind of portable dry type hollow shunt reactor distributed optical fiber temperature measurement dress
Put, to solve sensitivity and the poor accuracy to dry type hollow shunt reactor temperature monitoring in prior art, and need to change
Reactor original structure, thus improve the problem of monitoring cost.
For reaching above-mentioned purpose, the utility model provides technical scheme below:
The utility model discloses a kind of portable dry type hollow shunt reactor distributed fiber temperature measuring device, comprising:
It is pre-installed in the fixture at stay top, distributed fiberoptic sensor and the portable (FBG) demodulator of reactor, wherein,
Described fixture is made using epoxy material and top pre-sets a groove；
Described distributed fiberoptic sensor is looped around in the groove of described fixture between the adjacent encapsulating of reactor by embedding
Wind passage mouth above；
Described distributed fiberoptic sensor is connected with described portable (FBG) demodulator, described distributed fiberoptic sensor transmission light
Signal, described portable (FBG) demodulator will change into Temperature numerical after the optical signal prosessing recording and shows.
Wherein, described fixture is fixed on the described stay top of reactor by the intermediate plate pretightning force of itself.
Wherein, described fixture is provided with the groove that width is less than described distributed fiberoptic sensor diameter.
Preferably, described distributed fiberoptic sensor is distributed optical fiber temperature sensor.
Wherein, described distributed optical fiber temperature sensor is high-temperature resistant optical fiber and is surrounded by fiber boot.
Specifically, described portable (FBG) demodulator includes digital processing unit, memory and display, wherein,
The optical signal receiving is carried out digital processing by described digital processing unit, converts optical signals into temperature signal；
Described temperature signal is stored by described memory, and the historical temperature data recording is stored；
The temperature data of storage in described memory is intuitively shown by described display.
Preferably, described portable dry type hollow shunt reactor distributed fiber temperature measuring device also includes:
The warning device being connected with described portable (FBG) demodulator, described warning device is monitoring bag inside described reactor
During envelope hot-spot, send overheated early warning signal.
Understand via above-mentioned technical scheme, compared with prior art, the utility model discloses a kind of portable dry type
Air-core shunt reactor distributed fiber temperature measuring device, dry type hollow shunt reactor is formed in parallel by coaxially many encapsulatings, encapsulating
Between air channel separated by equally spaced stay, air in air channel absorbs the heat of encapsulating, rises because air heats expand,
Reactor bulk temperature state can be held by the temperature monitoring air channel headspace, therefore, in dry-type hollow parallel reactance
Device air channel top layout distributed optical fiber temperature sensor, between being encapsulated by measurement, the change of air channel head temperature, to reflect
The overall heat condition of reactor is it is not necessary to change the structure of original reactor, you can realize the positioning in overheating fault region,
Improve monitoring accuracy；In addition, the utility model adopt distributed optical fiber temperature sensor its there is good autgmentability,
Pre- clamps and Fibre Optical Sensor on the multiple stage reactor need monitoring temperature, only need a portable (FBG) demodulator, significantly drop
Low installation cost.
Brief description
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing providing.
Fig. 1 is dry-type air-core reactor structural representation；
Fig. 2 is a kind of portable dry type hollow shunt reactor distributed optical fiber temperature measurement disclosed in the utility model embodiment
Apparatus structure schematic diagram；
Fig. 3 is clamp structure schematic diagram disclosed in the utility model embodiment；
The structural representation of the portable (FBG) demodulator that Fig. 4 provides for the utility model embodiment；
Fig. 5 is a kind of portable dry type hollow shunt reactor distribution type fiber-optic disclosed in another embodiment of the utility model
Temperature measuring equipment structural representation.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of the utility model protection.
Refer to accompanying drawing 1, Fig. 1 is dry-type air-core reactor structural representation.Specifically, as shown in Figure 1.
Embodiment one
Refer to accompanying drawing 2 and accompanying drawing 3, Fig. 2 is a kind of portable dry-type hollow parallel disclosed in the utility model embodiment
Reactor distributed fiber temperature measuring device structural representation；Fig. 3 is clamp structure schematic diagram disclosed in the utility model embodiment.
The utility model discloses a kind of portable dry type hollow shunt reactor distributed fiber temperature measuring device, pacify in advance
It is contained in the fixture 2 at stay 1 top, distributed fiberoptic sensor 3 and the portable (FBG) demodulator 4 of reactor, wherein, fixture 2 is adopted
Make of epoxy material and top pre-sets a groove 5；Distributed fiberoptic sensor 3 is by groove 5 inner ring of embedded fixture 2
It is wound on above the wind passage mouth in air channel 7 between the adjacent encapsulating 6 of reactor；Distributed fiberoptic sensor 3 and portable (FBG) demodulator 4 phase
Even, distributed fiberoptic sensor 3 transmits optical signal, and portable (FBG) demodulator 4 changes into temperature number by after the optical signal prosessing recording
It is worth and show.
As shown in Figures 2 and 3, fixture 2 is fixed on the top of the stay 1 of reactor by the intermediate plate pretightning force of itself.Folder
Tool 2 is provided with the groove 5 that width is less than distributed fiberoptic sensor 3 diameter.
Preferably, distributed fiberoptic sensor 3 is distributed optical fiber temperature sensor, and distributed optical fiber temperature sensor is
High-temperature resistant optical fiber and be surrounded by fiber boot.
Wherein, portable (FBG) demodulator 4 includes digital processing unit 9, memory 10 and display 11, refers to accompanying drawing 4, for this
The structural representation of the portable (FBG) demodulator that utility model embodiment provides, specifically, the light receiving is believed by digital processing unit 9
Number carry out digital processing, convert optical signals into temperature signal；Temperature signal is stored by memory 10, and by going through of recording
History temperature data is stored；The temperature data storing in memory is intuitively shown by display 11.
Operation principle of the present utility model is: operation principle of the present utility model is: dry type hollow shunt reactor is by same
More than axle, encapsulating is formed in parallel, and the air channel between encapsulating is separated by equally spaced stay, and the air in air channel absorbs the heat of encapsulating,
Rise because air heats expand, reactor bulk temperature state can be held by the temperature monitoring air channel headspace.Will
Distributed fiberoptic sensor rounds along each wind passage mouth top, is fixed in the fixture groove on stay, distributed light
One end of fiber sensor can be directly connected with portable (FBG) demodulator.Portable (FBG) demodulator changes into after the optical signal prosessing recording
Temperature numerical output display.Mancarried device can be processed to the temperature data recording, by judging wind passage mouth top
The change of temperature, provides the overall running temperature state of reactor.
The utility model discloses a kind of portable dry type hollow shunt reactor distributed fiber temperature measuring device, dry type sky
Heart shunt reactor is formed in parallel by coaxially many encapsulatings, and the air channel between encapsulating is separated by equally spaced stay, the sky in air channel
The heat of aspiration encapsulating, rises because air heats expand, can hold reactance by the temperature monitoring air channel headspace
Device bulk temperature state, therefore, in dry type hollow shunt reactor air channel top layout distributed optical fiber temperature sensor, passes through
The change of air channel head temperature between measurement encapsulating, carrys out the overall heat condition of reflected reactance device it is not necessary to change original reactance
The structure of device, you can realize the positioning in overheating fault region, improves monitoring accuracy；In addition, the utility model adopt point
Cloth fibre optic temperature sensor its there is good autgmentability, pre- clamps and light on the multiple stage reactor need monitoring temperature
Fiber sensor, only needs a portable (FBG) demodulator, greatly reduces installation cost.
Embodiment two
Refer to accompanying drawing 5, Fig. 5 is a kind of portable dry-type hollow parallel reactance disclosed in another embodiment of the utility model
Device distributed fiber temperature measuring device structural representation.The present embodiment also discloses a kind of portable dry type hollow shunt reactor and divides
Cloth optical fiber temperature-measurement device, specifically, described portable dry type hollow shunt reactor distributed fiber temperature measuring device also wraps
Include: the warning device 12 being connected with portable (FBG) demodulator 4, warning device 12 is monitoring reactor encapsulated inside hot-spot
When, send overheated early warning signal.
If Superheated steam drier in reactor encapsulated inside local, the head temperature change being reflected in wind passage mouth can be directly perceived
It is shown to user, and send overheated early warning signal.
The utility model is set in portable dry type hollow shunt reactor distributed fiber temperature measuring device by the present embodiment
Put the warning device that Superheated steam drier can be sent with overheated early warning signal, when the head temperature monitoring wind passage mouth is overheated,
Send alarm signal, reduce accident rate.
In sum, the utility model discloses a kind of portable dry type hollow shunt reactor distributed optical fiber temperature measurement fills
Put, dry type hollow shunt reactor is formed in parallel by coaxially many encapsulatings, and the air channel between encapsulating is separated by equally spaced stay, wind
Air in road absorbs the heat of encapsulating, rises because air heats expand, and the temperature by monitoring air channel headspace is permissible
Hold reactor bulk temperature state, therefore, pass in dry type hollow shunt reactor air channel top layout distributed fiber optic temperature
Sensor, between being encapsulated by measurement, the change of air channel head temperature, carrys out the overall heat condition of reflected reactance device it is not necessary to change
The structure of original reactor, you can realize the positioning in overheating fault region, improves monitoring accuracy；In addition, the utility model
Using distributed optical fiber temperature sensor its there is good autgmentability, on the multiple stage reactor need monitoring temperature pre-install
Fixture and Fibre Optical Sensor, only need a portable (FBG) demodulator, greatly reduce installation cost；And if reactor encapsulated inside
Superheated steam drier in local, and the head temperature change being reflected in wind passage mouth intuitively can be shown to user, and sends overheated early warning
Signal, reduces accident rate.
In brief: compare traditional measuring method, do not need to change the structure of original reactor using the utility model,
Can achieve the positioning in overheating fault region and overheated early warning, reduce accident rate；And temperature measuring equipment has extensibility,
Need pre- clamps and Fibre Optical Sensor on the multiple stage reactor of monitoring temperature, only need a portable (FBG) demodulator, substantially reduce
Installation cost.
It should be noted that each embodiment in this specification is all described by the way of going forward one by one, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar partly mutually referring to.
Also, it should be noted herein, such as first and second or the like relational terms are used merely to one
Entity or operation are made a distinction with another entity or operation, and not necessarily require or imply between these entities or operation
There is any this actual relation or order.And, term " inclusion ", "comprising" or its any other variant are intended to contain
The comprising of lid nonexcludability, so that including a series of article of key elements or equipment not only includes those key elements, but also
Including other key elements being not expressly set out, or also include for this article or the intrinsic key element of equipment.Do not having
More limit in the case of, the key element that limited by sentence "including a ..." is it is not excluded that in the article including above-mentioned key element
Or also there is other identical element in equipment.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or new using this practicality
Type.Multiple modifications to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The wide scope consistent with features of novelty.
Claims (7)
1. a kind of portable dry type hollow shunt reactor distributed fiber temperature measuring device is it is characterised in that include: installs in advance
Fixture at the stay top of reactor, distributed fiberoptic sensor and portable (FBG) demodulator, wherein,
Described fixture is made using epoxy material and top pre-sets a groove；
Described distributed fiberoptic sensor is by embedding the wind being looped around in the groove of described fixture between the adjacent encapsulating of reactor
Above road junction；
Described distributed fiberoptic sensor is connected with described portable (FBG) demodulator, described distributed fiberoptic sensor transmission light letter
Number, described portable (FBG) demodulator will change into Temperature numerical after the optical signal prosessing recording and shows.
2. portable dry type hollow shunt reactor distributed fiber temperature measuring device according to claim 1, its feature exists
In described fixture is fixed on the described stay top of reactor by the intermediate plate pretightning force of itself.
3. portable dry type hollow shunt reactor distributed fiber temperature measuring device according to claim 1, its feature exists
In described fixture is provided with the groove that width is less than described distributed fiberoptic sensor diameter.
4. portable dry type hollow shunt reactor distributed fiber temperature measuring device according to claim 1, its feature exists
In described distributed fiberoptic sensor is distributed optical fiber temperature sensor.
5. portable dry type hollow shunt reactor distributed fiber temperature measuring device according to claim 4, its feature exists
In described distributed optical fiber temperature sensor is high-temperature resistant optical fiber and is surrounded by fiber boot.
6. portable dry type hollow shunt reactor distributed fiber temperature measuring device according to claim 1, its feature exists
In, described portable (FBG) demodulator includes digital processing unit, memory and display, wherein,
The optical signal receiving is carried out digital processing by described digital processing unit, converts optical signals into temperature signal；
Described temperature signal is stored by described memory, and the historical temperature data recording is stored；
The temperature data of storage in described memory is intuitively shown by described display.
7. portable dry type hollow shunt reactor distributed fiber temperature measuring device according to claim 1, its feature exists
In also including:
The warning device being connected with described portable (FBG) demodulator, described warning device is monitoring described reactor encapsulated inside office
When portion is overheated, send overheated early warning signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620532924.0U CN205909944U (en) | 2016-06-02 | 2016-06-02 | Hollow parallel reactor distributed optical fiber temperature measurement device of portable dry -type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620532924.0U CN205909944U (en) | 2016-06-02 | 2016-06-02 | Hollow parallel reactor distributed optical fiber temperature measurement device of portable dry -type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205909944U true CN205909944U (en) | 2017-01-25 |
Family
ID=57814805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620532924.0U Active CN205909944U (en) | 2016-06-02 | 2016-06-02 | Hollow parallel reactor distributed optical fiber temperature measurement device of portable dry -type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205909944U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965693A (en) * | 2017-03-21 | 2017-07-21 | 薛建仁 | A kind of charging pile or charging station with refrigerating plant |
| CN107978438A (en) * | 2017-11-21 | 2018-05-01 | 广东电网有限责任公司电力科学研究院 | A kind of dry-type iron-core reactor temperature distribution measuring method and device |
| CN109540330A (en) * | 2018-11-01 | 2019-03-29 | 国网宁夏电力有限公司检修公司 | Reactor on-line monitoring method based on grating thermometric |
| CN109900382A (en) * | 2019-04-17 | 2019-06-18 | 广州市晟安测控科技有限公司 | Fiber temperature signal demodulation method, device and fiber optic temperature (FBG) demodulator |
| CN110987226A (en) * | 2019-11-26 | 2020-04-10 | 国网河南省电力公司检修公司 | Dry-type reactor overheating fault early warning system based on distributed optical fiber sensing |
-
2016
- 2016-06-02 CN CN201620532924.0U patent/CN205909944U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965693A (en) * | 2017-03-21 | 2017-07-21 | 薛建仁 | A kind of charging pile or charging station with refrigerating plant |
| CN107978438A (en) * | 2017-11-21 | 2018-05-01 | 广东电网有限责任公司电力科学研究院 | A kind of dry-type iron-core reactor temperature distribution measuring method and device |
| CN109540330A (en) * | 2018-11-01 | 2019-03-29 | 国网宁夏电力有限公司检修公司 | Reactor on-line monitoring method based on grating thermometric |
| CN109900382A (en) * | 2019-04-17 | 2019-06-18 | 广州市晟安测控科技有限公司 | Fiber temperature signal demodulation method, device and fiber optic temperature (FBG) demodulator |
| CN110987226A (en) * | 2019-11-26 | 2020-04-10 | 国网河南省电力公司检修公司 | Dry-type reactor overheating fault early warning system based on distributed optical fiber sensing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205909944U (en) | Hollow parallel reactor distributed optical fiber temperature measurement device of portable dry -type | |
| CN207147667U (en) | A kind of back-shaped strip sensor of carbon fiber prepreg encapsulation | |
| CN202150177U (en) | Overheat real-time monitoring system for high-voltage cable joint | |
| CN103149405A (en) | Sensing head of all-fiber current transformer | |
| CN103076108A (en) | Novel power cable conductor temperature measuring sensor based on FBG (fiber bragg grating) | |
| CN104280147A (en) | Cable operating state monitoring system | |
| CN208672178U (en) | A kind of contactless spectrum temperature measuring equipment of for transformer winding | |
| CN202191081U (en) | Intelligent bed sheet | |
| CN204007705U (en) | A kind of fiber grating transformer online monitoring system | |
| CN103712714B (en) | Based on the leaf temperature measuring instrument of optical fiber fluorescence type temperature sensor | |
| CN103512593B (en) | A kind of Rules for Embedded FBG Sensors and method for making | |
| CN206459754U (en) | A kind of wearable device | |
| CN201364010Y (en) | Dry heating-preventing controller for micro-heat regenerated absorption dryer | |
| CN206208413U (en) | A kind of portable dry-type air-core reactor temperature rise monitoring device | |
| CN103234983A (en) | Contamination monitoring device for electric transmission line insulators | |
| CN206683659U (en) | A kind of novel and multifunctional integrated building block system sensor | |
| CN207116486U (en) | Battery bag | |
| CN105021309B (en) | A kind of splice type can heat high-precision distributed optical fiber temperature sensor | |
| CN204758162U (en) | A temperature measurement system for regional cooling heat supply pipeline | |
| CN2804823Y (en) | Appartus for monitoring furnace temp with alarming device | |
| CN208479976U (en) | With the series-parallel heating cable from temp sensing function | |
| CN203249709U (en) | Optical fiber temperature sensor used for oil-immersed transformer winding | |
| CN208333698U (en) | A kind of Temperature Measurement System for Transformer | |
| CN211927758U (en) | Thermal insulation capability detection plug | |
| CN108151909A (en) | A kind of superelevation temperature sensor based on FBG |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |