CN206725711U - A kind of insulator telemetry system based on UV pulse method - Google Patents
A kind of insulator telemetry system based on UV pulse method Download PDFInfo
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- CN206725711U CN206725711U CN201720610219.2U CN201720610219U CN206725711U CN 206725711 U CN206725711 U CN 206725711U CN 201720610219 U CN201720610219 U CN 201720610219U CN 206725711 U CN206725711 U CN 206725711U
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- 239000012212 insulator Substances 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 238000012546 transfer Methods 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 4
- 210000001367 artery Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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Abstract
The utility model discloses a kind of insulator telemetry system based on UV pulse method, including wireless transmission unit, also include ultraviolet pulse detection means, leakage current detection means and atmospheric sounding set, the ultraviolet pulse detection means is used to monitor insulator ultraviolet pulse number, the leakage current detection means is used for the leakage current for monitoring insulator, the atmospheric sounding set is used to monitor the weather information at insulator, and the ultraviolet pulse detection means, leakage current detection means and atmospheric sounding set carry out information transfer by wireless transmission unit with extraneous.The insulator telemetry system based on UV pulse method of the utility model design, when being detected to insulator arc-over, with higher sensitivity, danger caused by the electric discharge that preferably can be likely to occur to insulator in circuit is monitored and early warning, makes electrical equipment from larger damage.
Description
Technical field
It the utility model is related to a kind of insulator telemetry system based on UV pulse method.
Background technology
Insulator is the pith for ensureing power system stability operation, with developing rapidly for China's industry, weather ring
Border is run down, and pollutant load is gradually increasing in air, and the filthy particle in air will be deposited on insulator surface, work as insulation
After filthy deposition occurs in sublist face, when meeting with the wet weathers such as mist, rain, snow, pollution layer easily makes moist, and will be formed in insulator surface
Conductive moisture film, causes surface leakage current to increase, and leakage current heating causes pollution layer and the gold utensil big region of current density nearby
It is oven-dried so that pollution flashover accident easily occurs for insulator.In the prior art, administrative staff can not be carried out efficient, accurate to insulator
True real-time detection, quick early warning can not be carried out to insulator contamination accident, potential safety hazard be present.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of insulator telemetry system based on UV pulse method, convenient pipe
Reason personnel are in the round-the-clock danger for detecting insulator site running status in real time, reducing detection process in control centre, efficient, standard
Really insulator state is detected in real time, is easy to subsequently carry out quick early warning to insulator contamination accident, with cost is low, sets
The advantages that standby simple.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：
A kind of insulator telemetry system based on UV pulse method, including wireless transmission unit, in addition to ultraviolet pulse inspection
Device, leakage current detection means and atmospheric sounding set are surveyed, the ultraviolet pulse detection means is used to monitor the ultraviolet arteries and veins of insulator
Number is rushed, the leakage current detection means is used for the leakage current for monitoring insulator, and the atmospheric sounding set is used to monitor absolutely
The weather information at edge place, the ultraviolet pulse detection means, leakage current detection means and atmospheric sounding set are by wirelessly passing
Defeated unit carries out information transfer with extraneous.
It is preferred that the leakage current detection means is leakage current detector.
It is preferred that the ultraviolet pulse detection means includes DC voltage booster circuit, ultraviolet tube drive circuit, the purple being sequentially connected
Outer tube, signal processing circuit and step-by-step counting and display circuit, the ultraviolet pipe are used to monitor ultraviolet light.
It is preferred that the signal processing circuit includes pulse signal detection circuit, the pulse signal process circuit being sequentially connected
And analog to digital conversion circuit.
It is preferred that in addition to database server unit and display unit, the database server unit is respectively and wirelessly
Transmission unit, display unit are connected.
It is preferred that the wireless transmission unit is GPRS DTU, the display unit is display.
It is preferred that the ultraviolet pipe is UV sensor, the DC voltage booster circuit is dc source, and the ultraviolet pipe drives
Dynamic circuit includes electric capacity C1, electric capacity C2, resistance R1, R2 and R3, and resistance R1 and electric capacity are in series between the both positive and negative polarity of dc source
Electric capacity C1 both ends are connected in parallel on after C1, resistance R2, UV sensor and resistance R3 series connection, electric capacity C2 is arranged at pulse signal inspection
The input of slowdown monitoring circuit.
It is preferred that electric capacity C1 withstanding voltage value is 500V, capacitance 220pF；Electric capacity C2 capacitance is 1000pF；Electricity
Resistance R1 resistance values are 10M Ω, and resistance R2 resistance value is 4.7k Ω, and resistance R3 resistance value is 6.4k Ω, UV sensor
Model be R2868.
The beneficial effects of the utility model are：
（1）The insulator telemetry system based on UV pulse method of the utility model design, is carried out to insulator arc-over
During detection, there is higher sensitivity, dangerous progress caused by the electric discharge that preferably can be likely to occur to insulator in circuit
Monitoring and early warning, make electrical equipment from larger damage.
（2）The utility model uses Radio Transmission Technology, can carry out remote detection to insulator, can also be real by data
When radio to backstage stored.
（3）The utility model is commented using the insulator based on insulator ultraviolet pulse number, leakage current, weather information
Estimate, be easy to subsequently carry out accurate evaluation to insulator state.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the insulator telemetry system based on UV pulse method of the utility model；
Fig. 2 is the structured flowchart of the utility model ultraviolet pulse detection means；
Fig. 3 is the circuit diagram of the ultraviolet tube drive circuit of the utility model；
Fig. 4 is the utility model pulse signal process circuit figure.
Embodiment
Technical solutions of the utility model are described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that
Those skilled in the art can be better understood from the utility model and can be practiced, but illustrated embodiment is not as to this reality
With new restriction.
As Figure 1-4, a kind of insulator telemetry system based on UV pulse method, including it is wireless transmission unit, ultraviolet
Pulse detecting equipment, leakage current detection means and atmospheric sounding set, the ultraviolet pulse detection means are used to monitor insulator
Ultraviolet pulse number, the leakage current detection means are used for the leakage current for monitoring insulator, and the atmospheric sounding set is used for
Monitor the weather information at insulator（Including temperature and humidity information）, the ultraviolet pulse detection means, leakage current detection
Device and atmospheric sounding set carry out information transfer by wireless transmission unit with extraneous.
It is preferred that the leakage current detection means is leakage current detector, wireless transmission unit is GPRS DTU（I.e.
GPRS module）, such as, the LQ1001 GPRS DTU that Xiamen Ling Qi communications Co., Ltd can be used to research and develop, single-chip microcomputer enters horizontal pulse
Individual counting number, initial configuration is carried out by GPRS DTU standard RS232 data-interfaces and single-chip microcomputer, passes through TCP/IP networks
The communication technology and server communication, while house dog built in GPRS DTU units, system can be recovered automatically when going offline, and this is existing
There is technology, will not be repeated here.
It is preferred that system also includes database server unit and front end display unit, the database server unit point
It is not connected with wireless transmission unit, display unit, wherein, display unit typically selects display, is entered by wireless transmission unit
Row wireless data real-time Transmission, real time parsing storage is carried out to data by database server unit.
The system can be integrated into an assessment system through extension, as shown in Figure 1, it is necessary to increase state estimation module（Insulation
Sub- state estimation algorithm and insulator state evaluation criteria）.Wherein, insulator state assessment algorithm is that one kind is let out based on insulator
The algorithm of leakage current, ultraviolet pulse number and weather information, insulator leakage current, ultraviolet pulse number and are not considered
With the incidence relation between meteorological condition and insulator state.Insulator state evaluation criteria is as to ultraviolet arteries and veins obtained by experiment
Rush number, leakage current and insulator running status is analyzed and calculated corresponding to weather information, will according to threshold value principle
Insulator running status grade classification is Three Estate：Insulator work is in good condition, and insulating properties are good；Insulating properties drop
It is low, there is a possibility that pollution flashover occurs；The insulating properties of insulator are not good enough, and the possibility that pollution flashover occurs is larger, it is necessary to change absolutely
Edge.
On this basis, establish the leakage current of insulator, ultraviolet pulse number, four metrics of temperature and humidity for
The membership function of insulator state, and the input quantity of membership function is normalized, afterwards comprehensive assessment insulator shape
State.Ranking is carried out to insulator state, can in real time assess and forward end shows the running status of insulator, ultraviolet pulse
Number, leakage current, weather information, prevent insulator from pollution flashover occurs.During specific practical application, it can be built using Labview
Display platform, including the functions such as user's registration, user are logged in, latest data is issued, user can be to insulators after logging in
Information carries out content retrieval, data are downloaded, and can inquire about insulator current and the running status grade under historical time, ultraviolet
The information such as pulse number, leakage current, meteorological condition.
As shown in Fig. 2 the ultraviolet pulse detection means includes DC voltage booster circuit, the ultraviolet pipe driving electricity being sequentially connected
Road, ultraviolet pipe, signal processing circuit and step-by-step counting and display circuit, the ultraviolet pipe are used to monitor ultraviolet light.Signal transacting
Circuit includes pulse signal detection circuit, pulse signal process circuit and the analog to digital conversion circuit being sequentially connected（That is analog-to-digital conversion
Device）.After ultraviolet light is detected by ultraviolet pipe, the ultraviolet signal that pulse signal detection circuit detects ultraviolet pipe is converted into phase
The voltage pulse signal answered, the voltage pulse signal after pulse signal process circuit, analog to digital conversion circuit, are transferred to successively
Step-by-step counting and display circuit.
As shown in figure 3, the ultraviolet pipe is UV sensor, the DC voltage booster circuit is dc source, the purple
Outer tube drive circuit includes electric capacity C1, electric capacity C2, resistance R1, R2 and R3, and resistance R1 is in series between the both positive and negative polarity of dc source
Electric capacity C1 both ends are connected in parallel on after connecting with electric capacity C1, resistance R2, UV sensor and resistance R3, electric capacity C2 is arranged at pulse
The input of signal deteching circuit.
Wherein, electric capacity C1 withstanding voltage value is 500V, capacitance 220pF；Electric capacity C2 capacitance is 1000pF；Electricity
Resistance R1 resistance values are 10M Ω, and resistance R2 resistance value is 4.7k Ω, and resistance R3 resistance value is 6.4k Ω, UV sensor
Model be R2868.
As shown in figure 4, pulse signal process circuit includes SGM8922 type operational amplifiers single-chip microcomputer, measuring resistance and mark
Quasi- voltage.Wherein, operational amplifier SGM8922 is used to set voltage comparator and carry out analog-to-digital conversion, and measuring resistance resistance is set
3k Ω are set to, described normal voltage is arranged to 1V.
For specific embodiment, system power supply is divided into three parts, be respectively DC voltage booster circuit input voltage,
The driving voltage and the driving voltage of step-by-step counting and display circuit of SGM8922 type operational amplifiers.Wherein, DC boosting electricity
The input voltage on road and the driving voltage of SGM8922 type operational amplifiers are 4.5V, step-by-step counting and the driving of display circuit
Voltage is 5V.
The beneficial effects of the utility model are：
（1）The insulator telemetry system based on UV pulse method of the utility model design, is carried out to insulator arc-over
During detection, there is higher sensitivity, dangerous progress caused by the electric discharge that preferably can be likely to occur to insulator in circuit
Monitoring and early warning, make electrical equipment from larger damage.
（2）The utility model uses Radio Transmission Technology, can carry out remote detection to insulator, can also be real by data
When radio to backstage stored.
（3）The utility model is commented using the insulator based on insulator ultraviolet pulse number, leakage current, weather information
Estimate, be easy to subsequently carry out accurate evaluation to insulator state.
Preferred embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure made using the utility model specification and accompanying drawing content either equivalent flow conversion or direct or indirect fortune
Used in other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (8)
1. a kind of insulator telemetry system based on UV pulse method, including wireless transmission unit, it is characterised in that also include purple
Outer pulse detecting equipment, leakage current detection means and atmospheric sounding set, the ultraviolet pulse detection means, which is used to monitor, to insulate
Sub- ultraviolet pulse number, the leakage current detection means are used for the leakage current for monitoring insulator, and the atmospheric sounding set is used
Weather information at monitoring insulator, the ultraviolet pulse detection means, leakage current detection means and atmospheric sounding set lead to
Cross wireless transmission unit and carry out information transfer with extraneous.
2. a kind of insulator telemetry system based on UV pulse method according to claim 1, it is characterised in that described to let out
Leak current detection device is leakage current detector.
A kind of 3. insulator telemetry system based on UV pulse method according to claim 1, it is characterised in that the purple
Outer pulse detecting equipment include be sequentially connected DC voltage booster circuit, ultraviolet tube drive circuit, ultraviolet pipe, signal processing circuit and
Step-by-step counting and display circuit, the ultraviolet pipe are used to monitor ultraviolet light.
A kind of 4. insulator telemetry system based on UV pulse method according to claim 3, it is characterised in that the letter
Number process circuit includes pulse signal detection circuit, pulse signal process circuit and the analog to digital conversion circuit being sequentially connected.
5. a kind of insulator telemetry system based on UV pulse method according to claim 1, it is characterised in that also include
Database server unit and display unit, the database server unit respectively with wireless transmission unit, display unit phase
Even.
A kind of 6. insulator telemetry system based on UV pulse method according to claim 5, it is characterised in that the nothing
Line transmission unit is GPRS DTU, and the display unit is display.
A kind of 7. insulator telemetry system based on UV pulse method according to claim 4, it is characterised in that the purple
Outer tube is UV sensor, and the DC voltage booster circuit is dc source, and the ultraviolet tube drive circuit includes electric capacity C1, electricity
Hold C2, resistance R1, R2 and R3, resistance R1 and electric capacity C1, resistance R2, ultraviolet sensing are in series between the both positive and negative polarity of dc source
Electric capacity C1 both ends are connected in parallel on after device and resistance R3 series connection, electric capacity C2 is arranged at the input of pulse signal detection circuit.
A kind of 8. insulator telemetry system based on UV pulse method according to claim 7, it is characterised in that electric capacity C1
Withstanding voltage value be 500V, capacitance 220pF；Electric capacity C2 capacitance is 1000pF；Resistance R1 resistance values are 10M Ω,
Resistance R2 resistance value is 4.7k Ω, and resistance R3 resistance value is 6.4k Ω, and the model of UV sensor is R2868.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720610219.2U CN206725711U (en) | 2017-05-27 | 2017-05-27 | A kind of insulator telemetry system based on UV pulse method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720610219.2U CN206725711U (en) | 2017-05-27 | 2017-05-27 | A kind of insulator telemetry system based on UV pulse method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990338A (en) * | 2017-05-27 | 2017-07-28 | 国网江苏省电力公司电力科学研究院 | A kind of insulator telemetry system based on UV pulse method |
| CN107991586A (en) * | 2017-11-23 | 2018-05-04 | 北京环境特性研究所 | A kind of high-tension electricity equipment leakage detection device and its implementation |
| CN111999672A (en) * | 2020-07-30 | 2020-11-27 | 宁波方太厨具有限公司 | Method for monitoring pulse lamp tube flash leakage phenomenon and disinfection cabinet adopting same |
-
2017
- 2017-05-27 CN CN201720610219.2U patent/CN206725711U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990338A (en) * | 2017-05-27 | 2017-07-28 | 国网江苏省电力公司电力科学研究院 | A kind of insulator telemetry system based on UV pulse method |
| CN107991586A (en) * | 2017-11-23 | 2018-05-04 | 北京环境特性研究所 | A kind of high-tension electricity equipment leakage detection device and its implementation |
| CN111999672A (en) * | 2020-07-30 | 2020-11-27 | 宁波方太厨具有限公司 | Method for monitoring pulse lamp tube flash leakage phenomenon and disinfection cabinet adopting same |
| CN111999672B (en) * | 2020-07-30 | 2023-01-03 | 宁波方太厨具有限公司 | Method for monitoring pulse lamp tube flash leakage phenomenon and disinfection cabinet adopting same |
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