CN203643560U - Novel cable partial discharge monitoring device - Google Patents
Novel cable partial discharge monitoring device Download PDFInfo
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- CN203643560U CN203643560U CN201320881200.3U CN201320881200U CN203643560U CN 203643560 U CN203643560 U CN 203643560U CN 201320881200 U CN201320881200 U CN 201320881200U CN 203643560 U CN203643560 U CN 203643560U
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Abstract
The utility model relates to the technical field of cable partial discharge monitoring, and in particular relates to a novel cable partial discharge monitoring device. According to the utility model, online real-time monitoring is carried out on the partial discharge of a single-phase or three-phase high voltage cable; the partial discharge data of each phase of A, B and C phase cable can be respectively acquired; various kinds of on-site interference signals can be effectively inhibited; automatic measuring frequency selection according to on-site interference characteristics can be realized; discharge signal peak acquisition is accurately realized through an on-site monitoring unit; the monitoring device can realize a wireless communication networking function through a GPRS data transmission antenna; the monitoring data of a discharge quantity value, an alarm event and the like are regularly uploaded to a remote data center server, so that statistics and analyzing can be timely carried out on the acquired on-site monitoring data.
Description
Technical field
The utility model relates to cable partial discharge monitoring technical field, refers in particular to a kind of novel cable office and puts monitoring device.
Background technology
It is shelf depreciation that full name is put in office, can be understood as the little defect of the one occurring in cable ageing process, if repaired not in time, can cause cable power transmission fault.Shelf depreciation can produce the variations such as a series of light, sound, electricity in power equipment inside and surrounding space, this state of insulation for monitoring power equipment inside provides reference, existing monitoring device needs scene to monitor, obtain the data of monitoring, then the result of going back just can analyze, operate so very inconvenient, the work efficiency of monitoring is not high simultaneously.
Therefore, can on-line real time monitoring for overcoming that the deficiency of above-mentioned technology designs, the Monitoring Data such as electric discharge value, alert event are regularly uploaded to the data center server in a distant place, monitoring device is put, inventor's problem to be solved just in a kind of novel cable office of improving the work efficiency of monitoring.
Summary of the invention
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of novel cable office and puts monitoring device, it is simple in structure, easy to use, can on-line real time monitoring, the data center server that the Monitoring Data such as electric discharge value, alert event is regularly uploaded to a distant place, improves the work efficiency of monitoring, has extraordinary practical value.
The utility model solves the technical scheme that its technical matters adopts: monitoring device is put in a kind of novel cable office, it is characterized in that: device comprises broadband current transformer, electricity-getting mutual inductor, field monitoring unit, on-the-spot supplying cell, GPRS data transmission antenna, power lug, power lug is connected with broadband current transformer respectively, electricity-getting mutual inductor connects, broadband current transformer is connected with field monitoring unit, electricity-getting mutual inductor is connected with field monitoring unit, field monitoring unit is connected with GPRS data transmission antenna, on-the-spot supplying cell is connected with field monitoring unit.
The utility model is compared and is had obvious advantage and beneficial effect in prior art, particularly, and as shown from the above technical solution:
The utility model is realized on-line real time monitoring single-phase or that three-phase high-voltage cable office puts, can obtain respectively each phase Partial Discharge Data of A/B/C threephase cable by the utility model, effectively suppress on-the-spot various undesired signals, measuring frequency band disturbs feature automatically to select according to scene, and accurately realize the collection of discharge signal peak value by field monitoring unit, this monitoring device also can be realized wireless telecommunications network savvy by GPRS data transmission antenna simultaneously, electric discharge value, the Monitoring Data such as alert event regularly upload to the data center server in a distant place, can in time the field monitoring data of obtaining be added up and be analyzed.
Accompanying drawing explanation
Fig. 1 is the utility model structural framing schematic diagram.
Fig. 2 is the utility model principle of work schematic diagram.
Accompanying drawing explanation: 1-power lug; 2-electricity-getting mutual inductor; 3-broadband current transformer; The on-the-spot supplying cell of 4-; 5-field monitoring unit; 6-GPRS data transmission antenna.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model, should be understood that these embodiment are only not used in restriction scope of the present utility model for the utility model is described.In addition should be understood that those skilled in the art can make various changes or modifications the utility model after having read the content of the utility model instruction, these equivalent form of values drop on application appended claims limited range equally.
Fig. 1 is that a kind of novel cable of the utility model office puts monitoring device structural representation map device and comprises broadband current transformer 3, electricity-getting mutual inductor 2, field monitoring unit 5, on-the-spot supplying cell 4, GPRS data transmission antenna 6, power lug 1, power lug 1 is connected with broadband current transformer 3 respectively, electricity-getting mutual inductor 2 connects, broadband current transformer 3 is connected with field monitoring unit 5, electricity-getting mutual inductor 2 is connected with field monitoring unit 5, field monitoring unit 5 is connected with GPRS data transmission antenna 6, and on-the-spot supplying cell 4 is connected with field monitoring unit 5.
Fig. 2 is the utility model principle of work schematic diagram, the utility model is based on shelf depreciation electric pulse wide band radiation mechanism, utilize electric pulse monitoring method, high-tension cable shelf depreciation is carried out on-line monitoring and completes data showing and uploading, in the time that point being monitored cable local discharge signal exceedes predetermined value, automatically send alerting signal.The utility model can be realized on-line real time monitoring single-phase or that three-phase high-voltage cable office puts, by the utility model, each phase Partial Discharge Data of A/B/C threephase cable is obtained respectively, and accurately realize the collection of discharge signal peak value by field monitoring unit 5, this monitoring device also can be realized wireless telecommunications network savvy by GPRS data transmission antenna 6 simultaneously, the Monitoring Data such as electric discharge value, alert event are regularly uploaded to the data center server in a distant place, can in time the field monitoring data of obtaining be added up and be analyzed.The utility model antijamming capability is strong, Monitoring Data is accurate, realize partial discharge monitoring under strong interference environment, show in real time the shelf depreciation numerical value of point being monitored cable, be convenient to current cable partial discharge intensity trend to observe, assessment cable reliability of operation, by adopting GPRS data transmission antenna 6, possesses reliable wireless communication capability, can be by the server that is sent to appointment real-time data, realize strange land data transmission, strange land controlling equipment, carry out remote online monitoring, running state analysis and diagnosis, realize the online running status of understanding high-tension cable.
Claims (1)
1. monitoring device is put in a novel cable office, it is characterized in that: device comprises broadband current transformer, electricity-getting mutual inductor, field monitoring unit, on-the-spot supplying cell, GPRS data transmission antenna, power lug, power lug is connected with broadband current transformer respectively, electricity-getting mutual inductor connects, broadband current transformer is connected with field monitoring unit, electricity-getting mutual inductor is connected with field monitoring unit, field monitoring unit is connected with GPRS data transmission antenna, and on-the-spot supplying cell is connected with field monitoring unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320881200.3U CN203643560U (en) | 2013-12-24 | 2013-12-24 | Novel cable partial discharge monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320881200.3U CN203643560U (en) | 2013-12-24 | 2013-12-24 | Novel cable partial discharge monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203643560U true CN203643560U (en) | 2014-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320881200.3U Expired - Fee Related CN203643560U (en) | 2013-12-24 | 2013-12-24 | Novel cable partial discharge monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203643560U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360675A (en) * | 2014-12-04 | 2015-02-18 | 国家电网公司 | Power supply management device of on-line partial discharge monitoring system for outdoor high-pressure cable terminal |
| CN105067961A (en) * | 2015-09-18 | 2015-11-18 | 江健良 | High-voltage power station cable detection device |
| CN106353579A (en) * | 2016-08-30 | 2017-01-25 | 浙江图维科技股份有限公司 | Device and method for integrated monitoring of cable current, conductor temperature and internal partial discharge |
| CN110470955A (en) * | 2019-07-22 | 2019-11-19 | 国网江苏省电力有限公司南京供电分公司 | A kind of city integrated piping lane cable insulation status real-time monitoring system |
| CN112255510A (en) * | 2020-09-14 | 2021-01-22 | 广东电网有限责任公司 | Device and method for improving detection sensitivity of partial discharge of distribution cable |
| CN112881878A (en) * | 2021-04-01 | 2021-06-01 | 北京兴迪仪器有限责任公司 | Novel measurement system is put in on-line monitoring office |
-
2013
- 2013-12-24 CN CN201320881200.3U patent/CN203643560U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360675A (en) * | 2014-12-04 | 2015-02-18 | 国家电网公司 | Power supply management device of on-line partial discharge monitoring system for outdoor high-pressure cable terminal |
| CN105067961A (en) * | 2015-09-18 | 2015-11-18 | 江健良 | High-voltage power station cable detection device |
| CN105067961B (en) * | 2015-09-18 | 2016-08-17 | 国网山东省电力公司曹县供电公司 | A kind of high voltage generating station cable detecting device |
| CN106353579A (en) * | 2016-08-30 | 2017-01-25 | 浙江图维科技股份有限公司 | Device and method for integrated monitoring of cable current, conductor temperature and internal partial discharge |
| CN110470955A (en) * | 2019-07-22 | 2019-11-19 | 国网江苏省电力有限公司南京供电分公司 | A kind of city integrated piping lane cable insulation status real-time monitoring system |
| CN112255510A (en) * | 2020-09-14 | 2021-01-22 | 广东电网有限责任公司 | Device and method for improving detection sensitivity of partial discharge of distribution cable |
| CN112881878A (en) * | 2021-04-01 | 2021-06-01 | 北京兴迪仪器有限责任公司 | Novel measurement system is put in on-line monitoring office |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20141224 |
|
| EXPY | Termination of patent right or utility model |