CN209656838U - Partial discharge monitoring system - Google Patents
Partial discharge monitoring system Download PDFInfo
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- CN209656838U CN209656838U CN201920203074.3U CN201920203074U CN209656838U CN 209656838 U CN209656838 U CN 209656838U CN 201920203074 U CN201920203074 U CN 201920203074U CN 209656838 U CN209656838 U CN 209656838U
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- Prior art keywords
- partial discharge
- gis
- input terminal
- output end
- discharge monitoring
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Abstract
The utility model relates to GIS partial discharge on-line monitoring technique fields, and disclose partial discharge monitoring system, including server, interchanger, partial discharge monitoring IED, noise transducer and type UHF sensor, the input terminal of the server is connected by the output end signal of optical fiber and interchanger, and the input terminal of the interchanger is connect by optical fiber with the output end signal that partial discharge monitors IED.The partial discharge monitoring system, by using the sensing mode of type UHF sensor, it can be under conditions of GIS be run, to its inside, shelf depreciation is detected and is positioned, discovery insulation defect in time, avoid insulation fault, to enable partial discharge monitoring system longtime running, the shelf depreciation situation of real-time monitoring GIS in the process of running, early warning can be made to GIS Abnormal Insulation state and electrical failure in time, the development trend of partial discharge is grasped in real time, necessary guide data is provided for GIS normal operation, improve GIS reliability of operation, safety and validity.
Description
Technical field
The utility model relates to GIS partial discharge on-line monitoring technique fields, specially partial discharge monitoring system.
Background technique
GIS partial discharge on-line monitoring and the task of diagnosis are to understand and grasp the operating status of equipment, including use each
Kind of detection, measurement, analysis and method of discrimination consider environmental factor in conjunction with the history and status of system, to equipment running status into
Row assessment judges that it is in normal or abnormal condition, and state is shown and recorded, and makes alarm to abnormality,
So that operations staff is handled in time, and the accident analysis for equipment, Performance Evaluation, reasonable employment and trouble free service provide information and
Prepare basic data.
Existing GIS partial discharge on-line monitoring system often can not be real-time during being monitored and diagnosing
The shelf depreciation situation of monitoring GIS in the process of running can not timely carry out early warning, to influence when a failure occurs it
Safety, reliability and validity when GIS is run, thus it is proposed that partial discharge monitoring system.
Utility model content
In view of the deficiencies of the prior art, the utility model provides partial discharge monitoring system, has real-time monitoring
The advantages of with timely early warning, solves existing GIS partial discharge on-line monitoring system during being monitored and diagnosing
The shelf depreciation situation of GIS in the process of running can not often be monitored in real time, when a failure occurs it, can not timely into
Row early warning, thus the problem of influencing safety when GIS operation, reliability and validity.
The utility model provides the following technical solutions: partial discharge monitoring system, including server, interchanger, office
Monitoring IED, noise transducer and type UHF sensor are put, the input terminal of the server is believed by the output end of optical fiber and interchanger
Number connection, the input terminal of the interchanger are connect by optical fiber with the output end signal of partial discharge monitoring IED, the noise transducer
The input terminal for passing through coaxial cable and partial discharge monitoring IED with the output end of type UHF sensor is electrically connected, the partial discharge monitoring
IED includes data collection processor, intelligent processor, RF processor and filter.
Preferably, the quantity of the type UHF sensor is three, and three type UHF sensors are by built-in Archimedes
Bifilar helical antenna composition.
Preferably, the output end of the data collection processor and input terminal respectively with the input terminal of intelligent processor with it is defeated
Outlet is electrically connected.
Preferably, the output end of the data collection processor and input terminal respectively with the input terminal of RF processor and output
End is electrically connected.
Preferably, the output end of the input terminal of the data collection processor and filter is electrically connected.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, the partial discharge monitoring system can be run by using the sensing mode of type UHF sensor in GIS
Under the conditions of, to its inside, shelf depreciation is detected and is positioned, and is found insulation defect in time, is avoided insulation fault, to make office
Portion's discharge on-line monitoring system can longtime running, the shelf depreciation situation of real-time monitoring GIS in the process of running can be timely
Early warning is made to GIS Abnormal Insulation state and electrical failure, grasps the development trend of partial discharge in real time, is provided for GIS normal operation
Necessary guide data improves GIS reliability of operation, safety and validity.
2, the partial discharge monitoring system monitors IED by being provided with partial discharge, and partial discharge monitors IED and uses superfrequency
Method realizes part detection, samples to the local discharge signal of each monitoring point, can sample, guarantee to each channel parallel simultaneously
Each pulse is not lost, and is enabled a system to quickly acquisition in real time, is stored, the function of analytical equipment Partial Discharge Data, and can show
Show three-dimensional electric discharge map, electric discharge development trend figure is provided, the functions such as monitoring and alarming result historical query, alarm settings, and
Can continuous automatic inspection, have self-diagnostic function.
Detailed description of the invention
Fig. 1 is Tthe utility model system flow chart；
Fig. 2 is that the utility model partial discharge monitors IED hardware elementary diagram.
In figure: 1, server；2, interchanger；3, partial discharge monitors IED；31, data collection processor；32, intelligent processor；
33, RF processor；34, filter；4, noise transducer；5, type UHF sensor.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Partial discharge monitoring system referring to FIG. 1-2, including server 1, interchanger 2, partial discharge monitor IED3, make an uproar
Sonic transducer 4 and type UHF sensor 5, the quantity of type UHF sensor 5 are three, and three type UHF sensors 5 are by built-in Archimedes
Bifilar helical antenna composition, the input terminal of server 1 are connect by optical fiber with the output end signal of interchanger 2, interchanger 2 it is defeated
Enter end and connect by optical fiber with the output end signal that partial discharge monitors IED3, the output end of noise transducer 4 and type UHF sensor 5 is equal
It is electrically connected by the input terminal that coaxial cable and partial discharge monitor IED3, the model LMR-600-DB of coaxial cable, length root
At depending on the distance of partial discharge monitoring IED3 and type UHF sensor 5, partial discharge monitoring IED3 includes data collection processor 31, is intelligent
Manage device 32, RF processor 33 and filter 34, the output end and input terminal of data collection processor 31 respectively with intelligent processor
32 input terminal and output end are electrically connected, the output end and input terminal of data collection processor 31 respectively with RF processor 33
Input terminal and output end are electrically connected, and the input terminal of data collection processor 31 and the output end of filter 34 are electrically connected, number
It is made of according to Acquisition Processor 31 ADC, FPGA and ARM, which is widely used in the 110kV of the systems such as electric power, metallurgy, railway
And the partial discharge monitoring of the equipment of above, partial discharge monitoring IED3 are mounted in LCP, type UHF sensor 5 and make an uproar
The quantity of sonic transducer 4 can also determine according to field condition, can configure three UHF sensings of four type UHF sensors 5 or configuration
Device 5 and a noise transducer 4, partial discharge monitoring IED3 is communicated using ModBus agreement with PC machine background control system, after PC machine
Bench control system by IEC61850 CDT, IEC104 agreement be transmitted to remote monitoring center, by be provided with partial discharge monitor IED3,
Partial discharge monitors IED3 and realizes part detection using superfrequency method, samples to the local discharge signal of each monitoring point, can be simultaneously
Each channel parallel is sampled, guarantees that each pulse is not lost, enables a system to quickly acquisition in real time, storage, analytical equipment office
The function of portion's discharge data, and can show three-dimensional electric discharge map, electric discharge development trend figure, monitoring and alarming result history are provided
The functions such as inquiry, alarm settings, and can continuous automatic inspection, have self-diagnostic function, by using the sensing of type UHF sensor 5
Mode, can be under conditions of GIS be run, and to its inside, shelf depreciation is detected and positioned, and is found insulation defect in time, is kept away
Exempt from insulation fault, thus enable partial discharge monitoring system longtime running, the office of real-time monitoring GIS in the process of running
Portion's discharge scenario can make early warning to GIS Abnormal Insulation state and electrical failure in time, and the development for grasping partial discharge in real time becomes
Gesture operates normally for GIS and provides necessary guide data, raising GIS reliability of operation, safety and validity, in this article
The electric elements of appearance are electrically connected with extraneous main controller and 220V alternating current.
Working principle, partial discharge monitoring system use UHF detection technique, are sensed by type UHF sensor 5 and noise
Device 4 detects the electromagnetic wave signal of shelf depreciation excitation inside GIS, and partial discharge monitors IED3 and sensed by coaxial cable for high frequency and UHF
Device 5 is connected with noise transducer 4, and the signal detected passes through RF processor 33, filter 34, radio frequency preamplifiers and inspection
It after wave, sampled, stored by data collection processor 31, Digital Signal Processing and analysis, being handled by intelligent processor 32
Data afterwards are uploaded to server 1 by optical fiber, when normal operation, the shape of GIS can be monitored at any time, be recorded to system on-line
State, and analyzed and determined using operating status of the diagnostic system to equipment.
The correlation module being related in this system is hardware system module or for computer software journey in the prior art
The functional module that sequence or agreement are combined with hardware, computer software programs or agreement involved by the functional module itself
The technology being well known to those skilled in the art is not the improvements of this system；This system is improved between each module
Interaction relationship or connection relationship, as the whole construction of system is improved, to be solved with solving this system
Relevant art problem.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. partial discharge monitoring system, including server (1), interchanger (2), partial discharge monitor IED (3), noise transducer
(4) and type UHF sensor (5), it is characterised in that: the input terminal of the server (1) passes through the output end of optical fiber and interchanger (2)
The input terminal of signal connection, the interchanger (2) is connect by optical fiber with the output end signal of partial discharge monitoring IED (3), described to make an uproar
Sonic transducer (4) and the output end of type UHF sensor (5) pass through coaxial cable and the input terminal of partial discharge monitoring IED (3) electrically connects
It connects, partial discharge monitoring IED (3) includes data collection processor (31), intelligent processor (32), RF processor (33) and filtering
Device (34).
2. partial discharge monitoring system according to claim 1, it is characterised in that: the number of the type UHF sensor (5)
Amount is three, and three type UHF sensors (5) are made of built-in Archimedes's bifilar helical antenna.
3. partial discharge monitoring system according to claim 1, it is characterised in that: the data collection processor
(31) output end and input terminal is electrically connected with the input terminal of intelligent processor (32) and output end respectively.
4. partial discharge monitoring system according to claim 1, it is characterised in that: the data collection processor
(31) output end and input terminal is electrically connected with the input terminal of RF processor (33) and output end respectively.
5. partial discharge monitoring system according to claim 1, it is characterised in that: the data collection processor
(31) output end of input terminal and filter (34) is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203074.3U CN209656838U (en) | 2019-02-16 | 2019-02-16 | Partial discharge monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203074.3U CN209656838U (en) | 2019-02-16 | 2019-02-16 | Partial discharge monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209656838U true CN209656838U (en) | 2019-11-19 |
Family
ID=68524290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920203074.3U Expired - Fee Related CN209656838U (en) | 2019-02-16 | 2019-02-16 | Partial discharge monitoring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN209656838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115453289A (en) * | 2022-09-20 | 2022-12-09 | 国网山东省电力公司莒县供电公司 | Partial discharge monitoring and early warning system of distribution automation switch |
-
2019
- 2019-02-16 CN CN201920203074.3U patent/CN209656838U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115453289A (en) * | 2022-09-20 | 2022-12-09 | 国网山东省电力公司莒县供电公司 | Partial discharge monitoring and early warning system of distribution automation switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210126 Address after: Room 2801-2805, 28th floor, block a, Shanghai building, 430 Hebei East Road, high tech Zone, Urumqi, Xinjiang Uygur Autonomous Region 830000 Patentee after: XINJIANG YINENG ZHONGCHENG HIGH-TECH Co.,Ltd. Address before: Room C-9, liuchuang Park, high tech entrepreneurship service center, 682 Tianjin South Road, Urumqi high tech Industrial Development Zone, Xinjiang Uygur Autonomous Region 830000 Patentee before: XINJIANG TIANCHENG LUYUAN ELECTRICAL ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191119 Termination date: 20220216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |