CN207164192U - A kind of portable power equipment partial discharge spectrum live monitoring device - Google Patents
A kind of portable power equipment partial discharge spectrum live monitoring device Download PDFInfo
- Publication number
- CN207164192U CN207164192U CN201721011333.XU CN201721011333U CN207164192U CN 207164192 U CN207164192 U CN 207164192U CN 201721011333 U CN201721011333 U CN 201721011333U CN 207164192 U CN207164192 U CN 207164192U
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- Prior art keywords
- power equipment
- light source
- partial discharge
- monitoring device
- portable power
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- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Spectrometry And Color Measurement (AREA)
Abstract
The utility model discloses a kind of portable power equipment partial discharge spectrum live monitoring device, power equipment can be directly bonded, light radiation and the spectral principle rule for strong and weak size of discharging are obtained by experiment, and then by spectrum to be inferred to electric discharge strong and weak for the light radiation according to caused by power equipment shelf depreciation, feedback is into electric signal；It is easy to adjust the control of actual discharge situation and provides data for solution and supports.
Description
Technical field
A kind of portable power equipment partial discharge spectrum live monitoring device is the utility model is related to, belongs to power equipment technology neck
Domain.
Background technology
In recent years, the continuous improvement with power equipment voltage class and the lifting to the requirement of equipment operational reliability,
Shelf depreciation is adopted as an important indicator for assessing state of insulation by most people.At present both at home and abroad for shelf depreciation
Detection more using the detection means such as pulse current method, supercritical ultrasonics technology, hyperfrequency.
Utility model content
Technical problem to be solved in the utility model is the shortcomings that overcoming prior art, there is provided a kind of portable power
Equipment partial discharge spectrum live monitoring device, using optical radiation signal as partial discharge monitoring standard, substantially increases anti-interference energy
Power so that the data precision improves, while wireless communication modes make it that monitor is easy to carry installation, monitoring use.
In order to solve the above technical problems, the utility model provides a kind of portable power equipment partial discharge spectrum live monitoring
Device, including collecting unit, probe unit and master control backstage, it is characterised in that：The collecting unit collection comes from power equipment
Partial discharge light source, the light signal of collecting unit collection is sent to probe unit, and the probe unit includes monochromator, light
Source sensor, photomultiplier and photoelectrical coupler, the light source of acquired unit collection are directly communicated to photoelectrical coupler all the way,
Another way light source enters light source sensor after monochromator, the photomultiplier is installed in the light source sensor, through light source
The electric signal of the conversion of sensor is sent to the photoelectrical coupler, and the electric signal transmission after the processing of photoelectrical coupler reference is extremely
The master control backstage is shown.
The technical scheme that the utility model further limits is：Foregoing portable power equipment partial discharge spectrum live monitoring
Device, the collecting unit is the chopper of SMD structure, without to power equipment power failure, powered installing/dismounting, not influenceing original
There is the mode of connection of equipment；Due to the acquisition mode using optical radiation signal, without destroying original wiring line of generator,
Body equipment is not influenceed.
Foregoing portable power equipment partial discharge spectrum live monitoring device, the light source sensor in the probe unit use
Wave-length coverage is less than 280nm Ultraviolet sensor；Because the wave-length coverage of ultraviolet is 10~400nm, high-tension apparatus is in air
Middle shelf depreciation is concentrated mainly on 200~400nm ultraviolet bands；Also contain ultraviolet in sunshine, wavelength is less than 280nm portion
Point almost all is absorbed by the ozone in air, using this section of day-old chick, therefore is less than from wave-length coverage 280nm purple
Outer sensor detects in the case of sunshine to local discharge of electrical equipment.
Further, after foregoing portable power equipment partial discharge spectrum live monitoring device, the probe unit and master control
Radio communication is used between platform, it is ensured that accomplish that real-time synchronization samples, ensure the timely accurate of data.
The detection device of the application can directly be bonded power equipment, and light radiation and strong and weak size of discharging are obtained by experiment
Spectral principle rule, and then by spectrum to be inferred to electric discharge strong and weak for the light radiation according to caused by power equipment shelf depreciation,
Feedback is easy to adjust the control of actual discharge situation and provides data for solution and support into electric signal.
The beneficial effects of the utility model are：The utility model is different from existing partial discharge monitoring analysis, collecting unit
It is designed to accomplish powered dismounting, does not destroy existing equipment；Wireless transmission means is used on communication modes, can be accomplished not
Dependent on the installation environment at scene, Long-range Data Transmission is realized；Using optical radiation signal as collection pair on acquisition mode
As avoiding the interference at scene, improving the degree of accuracy and the credibility of data.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Fig. 2 is Tthe utility model system structured flowchart.
Embodiment
Embodiment 1
The present embodiment provides a kind of portable power equipment partial discharge spectrum live monitoring device, structure as depicted in figs. 1 and 2,
Including collecting unit, probe unit and master control backstage 7, collecting unit is the chopper 1 of SMD structure, and collecting unit collection comes
Probe unit is sent to from the light signal in the partial discharge light source of power equipment 2, collecting unit collection, probe unit includes monochrome
Instrument 3, light source sensor 4, photomultiplier 5 and photoelectrical coupler 6, light source sensor is using wave-length coverage less than 280nm's
Ultraviolet sensor, the light source of acquired unit collection are directly communicated to photoelectrical coupler all the way, and another way light source is laggard through monochromator
Enter light source sensor, photomultiplier is installed in light source sensor, the electric signal of the conversion through light source sensor is sent to photoelectricity
Coupler, the signal after the processing of photoelectrical coupler reference is transmitted to master control backstage 7 by communication to be shown.
The shelf depreciation of the present embodiment produces the mechanism of light：High-tension electricity equipment is accompanied by luminous during producing partial discharge
The phenomenon of radiation, caused light radiation is mainly by particle from excitation replying state to ground state or low-lying level and positive and negative ion
Or the recombination process of cation and electronics produces;The transmitting of photon and analysis of the absorption to gas discharge are particularly significant.Partial discharge light
The feature of radiation：High-tension electricity equipment can be according to electric-field intensity when shelf depreciation occurs（Or voltage difference）Difference, present not
Same electric discharge type, the spectrum given off include ultraviolet, visible ray, infrared three spectral coverages.It is local with the increase of applied voltage
Electric discharge institute's radiation spectrum also strengthens therewith in ultraviolet region.
This set monitoring device in use, for interference exclusion mainly include it is following some：Spectrum of sunlight disturbs
Exclusion：Optical signal when being produced using detection partial discharge, the characteristics of using ultraviolet wavelength range, avoid the wavelength of daylight etc.
Interference.The exclusion of electromagnetic interference：Spectral technique is used in principle, is different from pulse current method, supercritical ultrasonics technology, super in the market
The detection means such as high frequency, it is not related to the detection of electromagnetic wave, is not easy to be disturbed by outside noise.The use of Ultraviolet sensor：Using day
Blinded Ultraviolet sensor, the sensor have narrower spectral response range, can avoid daylight interference.The identification of partial discharge type：By
In each partial discharge type spectral signal but not, surface-discharge and electricity can be judged by the partial discharge spectral signal feature detected
The type of corona.
In addition to the implementation, the utility model can also have other embodiment.It is all to use equivalent substitution or equivalent change
The technical scheme to be formed is changed, all falls within the protection domain of the requires of the utility model.
Claims (4)
1. a kind of portable power equipment partial discharge spectrum live monitoring device, including collecting unit, probe unit and master control backstage, its
It is characterised by：The collecting unit collection comes from the partial discharge light source of power equipment, the light signal of the collecting unit collection
Probe unit is sent to, the probe unit includes monochromator, light source sensor, photomultiplier and photoelectrical coupler, warp
The light source of collecting unit collection is directly communicated to photoelectrical coupler all the way, and another way light source enters light source sensor after monochromator,
The photomultiplier is installed, the electric signal of the conversion through light source sensor is sent to the photoelectricity coupling in the light source sensor
Clutch, electric signal transmission to the master control backstage after the processing of photoelectrical coupler reference are shown.
2. portable power equipment partial discharge spectrum live monitoring device according to claim 1, it is characterised in that：The collection
Unit is the chopper of SMD structure.
3. portable power equipment partial discharge spectrum live monitoring device according to claim 2, it is characterised in that：The detection
Light source sensor in unit is less than 280nm Ultraviolet sensor using wave-length coverage.
4. portable power equipment partial discharge spectrum live monitoring device according to claim 1, it is characterised in that：The detection
Radio communication is used between unit and master control backstage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721011333.XU CN207164192U (en) | 2017-08-14 | 2017-08-14 | A kind of portable power equipment partial discharge spectrum live monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721011333.XU CN207164192U (en) | 2017-08-14 | 2017-08-14 | A kind of portable power equipment partial discharge spectrum live monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207164192U true CN207164192U (en) | 2018-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721011333.XU Expired - Fee Related CN207164192U (en) | 2017-08-14 | 2017-08-14 | A kind of portable power equipment partial discharge spectrum live monitoring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207164192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111624449A (en) * | 2020-05-28 | 2020-09-04 | 中国科学院电工研究所 | Power equipment partial discharge multichannel optical detection system based on emission spectroscopy |
-
2017
- 2017-08-14 CN CN201721011333.XU patent/CN207164192U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111624449A (en) * | 2020-05-28 | 2020-09-04 | 中国科学院电工研究所 | Power equipment partial discharge multichannel optical detection system based on emission spectroscopy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Portable electric power equipment office band electricity monitor of glitteing Effective date of registration: 20190902 Granted publication date: 20180330 Pledgee: Nanjing Bank Co., Ltd. Nanjing North Branch Pledgor: Jiangsu Yi Power Technology Co. Ltd. Registration number: Y2019320000112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20200814 |