CN209471629U - A kind of cable run electrification partial discharge detection and position real skill training system - Google Patents
A kind of cable run electrification partial discharge detection and position real skill training system Download PDFInfo
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- CN209471629U CN209471629U CN201821410520.XU CN201821410520U CN209471629U CN 209471629 U CN209471629 U CN 209471629U CN 201821410520 U CN201821410520 U CN 201821410520U CN 209471629 U CN209471629 U CN 209471629U
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Abstract
The utility model relates to partial discharge detection technical fields, especially a kind of cable run electrification partial discharge detection and the real skill training system of positioning, cable body is respectively connected with tag, wherein one group of tag is connected with GIS terminal, another group of tag is connected with outdoor terminal, tag and cable intermediate joint are separately installed with paper tinsel film electrode, cable intermediate joint is also electrically connected with partial discharge sensor and wireless phase signal R-T unit, partial discharge sensor is electrically connected with partial discharge processing unit on the spot, the wireless phase signal R-T unit is also wirelessly connected with partial discharge processing unit on the spot；Artificial intelligence Partial discharge signal generating device and noise source are provided in signal source, and artificial intelligence Partial discharge signal generating device and noise source are electrically connected on paper tinsel film electrode.The system joined various noise sources, tests environment close to true partial discharge test site, effectively increases the efficiency of training.
Description
Technical field
The utility model relates to partial discharge detection technical field more particularly to a kind of cable run electrification partial discharge detection and positioning
Real skill training system.
Background technique
Cable run electrification partial discharge detection is in discovery cable run operation in advance there are the effective means of insulation defect, by
The necessary mature and reliable of technology of partial discharge detection is required in livewire work, it is desirable that tester must in the partial discharge detection of cable run
Must be skillfully accurate, effective detection data can be obtained within the shortest time, to reach this purpose, be badly in need of to partial discharge detection people
Member carries out the training of profession.Since to cause training to be difficult to enterprising in actual track for the safety standard of power equipment in operation
Row practical operation, and implement under power failure because not depositing corresponding ambient noise and capturing target Partial discharge signal, and be in fact
Make to cause on cable run in actual operation there are the probability of partial discharge (PD) is also very low partial discharge detection training for a long time
Implement less than effective, partial discharge detection technology is difficult to grasp and popularize.
At this stage for training the mode of cable run electrification partial discharge detection technology, what is generallyd use is by signal coaxial line
A kind of simulator for cable run Partial Discharge Detection constructed, the model can help technology people to a certain extent
The partial discharge detection ability of member's training cable run, but difference, existing office are still remained with the electrification partial discharge operation of real line
It puts test simulator and remains shortcoming.For this purpose, we have proposed a kind of cable run electrification partial discharge detection and determining
The real skill training system in position.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of cable run band proposed
Electric partial discharge detection and the real skill training system of positioning.
To achieve the goals above, the utility model adopts the technical scheme that
It designs a kind of cable run electrification partial discharge detection and positions real skill training system, including cable body, and cable sheet
Three groups of cable intermediate joints are provided on body, the cable body is respectively connected with tag, wherein cable described in one group
Terminal fitting is connected with GIS terminal, and tag described in another group is connected with outdoor terminal, the tag with
And cable intermediate joint is separately installed with paper tinsel film electrode, and paper tinsel film electrode is electrically connected with signal source, cable intermediate joint is also
It is electrically connected with partial discharge sensor and wireless phase signal R-T unit, the partial discharge sensor is electrically connected with partial discharge on the spot
Processing unit, the wireless phase signal R-T unit are also wirelessly connected with partial discharge processing unit on the spot, and partial discharge is handled on the spot
Device is connected with data integration center by transmission module；Be provided in signal source artificial intelligence Partial discharge signal generating device and
Noise source, and artificial intelligence Partial discharge signal generating device and noise source are electrically connected on paper tinsel film electrode.
Preferably, the wireless phase signal R-T unit is connect by wireless phase signal sending device and wireless phase signal
Receiving apparatus is constituted, and wireless phase signal sending device is tightly attached on the cable body beside cable intermediate joint, the wireless phase
Position signal receiving device is electrically connected in partial discharge processing unit on the spot, and wireless phase signal sending device is believed with no phase of line
Number reception device is wirelessly connected.
Preferably, the transmission module is specially optical fiber, and optical fiber both ends be connected on the spot partial discharge processing unit with
On data integration center.
Preferably, the transmission module is specially wireless transport module, and wireless transport module both ends are connected separately
In partial discharge processing unit on the spot and data integration center.
The utility model proposes a kind of cable run electrification partial discharge detection and position real skill training system, beneficial effect exists
In:
1, the system can carry out the practical operation of partial discharge detection technology under the conditions of electrification or power failure two states, really may be used
It leans on.
2, the outer diameter for the high-tension cable that the system uses is greater than 100mm, and traveling wave speed is generally in 165-175m/ μ s, high pressure
Cable data is consistent with actual motion cable, more really.
3, the system injects simulation Partial discharge signal or noise signal using paper tinsel film electrode indirectly, and safety is more reliable.
4, the system has the simulation Partial discharge signal of phase property, signal using the injection of artificial intelligence Partial discharge signal generator
Map is more diversified.
5, the system joined various noise sources, test environment close to true partial discharge test site.
6, it is synchronous that wireless phase signal R-T unit progress Partial discharge signal is added in the system.
7, the system can be left the theatre remote control operation using optical fiber or wireless transmission signal, and training is checked and rated by Blind Test
Instruction personnel.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of cable run system for charging partial discharge detection and positioning real skill training system
Block diagram.
Fig. 2 be the utility model proposes a kind of cable run charge partial discharge detection and position the another of real skill training system
The system block diagram of kind embodiment.
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.
Embodiment 1
Referring to Fig.1, a kind of cable run electrification partial discharge detection and the real skill training system of positioning, including cable body 1, cable
Ontology 1 is specially 110kV cable body 1, and three groups of cable intermediate joints are provided on cable run, and cable intermediate joint can root
According to actual demand, the training comments the piece-ups of system to be increased and decreased, to meet the needs of different, wherein two groups of cable intermediate joints
For cross interconnected type, another group of cable intermediate joint is to be directly grounded type, and the cable body 1 is respectively connected with cable termination and connects
Head, wherein tag described in one group is connected with GIS terminal, GIS terminal is specially EB-G terminal, cable described in another group
Terminal fitting is connected with outdoor terminal, and outdoor terminal is specially EB-A terminal, in the tag and cable indirectly
Head is separately installed with paper tinsel film electrode, and paper tinsel film electrode is electrically connected with signal source, and cable intermediate joint is also electrically connected with office
Sensor and wireless phase signal R-T unit are put, partial discharge sensor is mainly used for acquiring Partial discharge signal, the partial discharge sensing
Device is electrically connected with partial discharge processing unit on the spot, and the wireless phase signal R-T unit is also wirelessly connected with partial discharge processing on the spot
Device, and partial discharge processing unit by transmission module is connected with data integration center on the spot, the transmission module is specially optical fiber,
And optical fiber both ends are connected on partial discharge processing unit on the spot and data integration center, partial discharge processing unit is for handling on the spot
The collected Partial discharge signal of partial discharge sensor, treated, and Partial discharge signal is transmitted through the optical fiber mode is transferred in data integration
The heart, data integration center MS is for showing, storing, identifying and differentiating Partial discharge signal.
Artificial intelligence Partial discharge signal generating device and noise source are provided in signal source, and artificial intelligence Partial discharge signal is sent out
Generating apparatus and noise source are electrically connected on paper tinsel film electrode, and artificial intelligence Partial discharge signal generating device is for simulating a variety of bands
There are the Partial discharge signal and various corona signals of phase property, the various interference signals of noise source analog, such as system noise contacts not
Good and corona discharge noise.
The wireless phase signal R-T unit is by wireless phase signal sending device and wireless phase signal reception device
It constitutes, wireless phase signal sending device is tightly attached on the cable body 1 beside cable intermediate joint, the wireless phase signal
Reception device is electrically connected in partial discharge processing unit on the spot, and wireless phase signal connects between wireless phase signal sending device
Receiving apparatus is wirelessly connected, and is mainly used for obtaining and transmitting phase signal, wireless phase signal sending device acquisition cable body 1
Phase signal, and wireless phase signal reception device is transferred to by way of wireless transmission, and be eventually fed at partial discharge on the spot
Device is managed to use.
Embodiment 2
Referring to Fig. 2, a kind of cable run electrification partial discharge detection and real skill training system, including cable body 1, cable are positioned
Ontology 1 is specially 110kV cable body 1, and three groups of cable intermediate joints are provided on cable body 1, and cable intermediate joint can
The training comments the piece-ups of system to be increased and decreased according to actual needs, to meet the needs of different, wherein in two groups of cables indirectly
Head is cross interconnected type, and another group of cable intermediate joint is to be directly grounded type, and the cable body 1 is respectively connected with cable termination and connects
Head, wherein tag described in one group is connected with GIS terminal, GIS terminal is specially EB-G terminal, cable described in another group
Terminal fitting is connected with outdoor terminal, and outdoor terminal is specially EB-A terminal, in the tag and cable indirectly
Head is separately installed with paper tinsel film electrode, and paper tinsel film electrode is electrically connected with signal source, and cable intermediate joint is also electrically connected with office
Sensor and wireless phase signal R-T unit are put, partial discharge sensor is mainly used for acquiring Partial discharge signal, the partial discharge sensing
Device is electrically connected with partial discharge processing unit on the spot, and the wireless phase signal R-T unit is also wirelessly connected with partial discharge processing on the spot
Device, and partial discharge processing unit by transmission module is connected with data integration center on the spot, the transmission module is specially wireless
Transmission module, and wireless transport module both ends are connected separately in partial discharge processing unit on the spot and data integration center, just
Ground partial discharge processing unit is for handling the collected Partial discharge signal of partial discharge sensor, and treated, and Partial discharge signal passes through wireless transmission
Module transfer gives data integration center, and data integration center MS is for showing, storing, identifying and differentiating Partial discharge signal.
Artificial intelligence Partial discharge signal generating device and noise source are provided in signal source, and artificial intelligence Partial discharge signal is sent out
Generating apparatus and noise source are electrically connected on paper tinsel film electrode, and artificial intelligence Partial discharge signal generating device is for simulating a variety of bands
There are the Partial discharge signal and various corona signals of phase property, the various interference signals of noise source analog, such as system noise contacts not
Good and corona discharge noise.
The wireless phase signal R-T unit is by wireless phase signal sending device and wireless phase signal reception device
It constitutes, wireless phase signal sending device is tightly attached on the cable body 1 beside cable intermediate joint, the wireless phase signal
Reception device is electrically connected in partial discharge processing unit on the spot, and wireless phase signal connects between wireless phase signal sending device
Receiving apparatus is wirelessly connected, and is mainly used for obtaining and transmitting phase signal, wireless phase signal sending device acquisition cable body 1
Phase signal, and wireless phase signal reception device is transferred to by wireless transport module, and be eventually fed partial discharge processing on the spot
Device uses.
Working principle:
(1), artificial intelligence Partial discharge signal generating device is acquired by the partial discharge sensor being mounted on cable body 1 and made an uproar
The signal that source of sound issues, and collected signal is transferred to by partial discharge processing unit on the spot by wireless phase signal R-T unit
Processing, treated, and signal is transferred to data integration center by transmission module is shown, stored and judged, while can also
The synchronization of Partial discharge signal is carried out by no phase of line R-T unit.Training officer can be in cable body 1 during the test
The different partial discharge point or interference source of upper setting, and student then differentiate in such a way that back-end data is concentrated through Blind Test partial discharge point and
Interference source, start-up can be checked and rated by the differentiation result of student.System can be in electrification or not charged two states condition
Lower progress partial discharge detection and location technology training.
(2), training officer is provided with 2 partial discharge points during the test, and is sent out by artificial intelligence Partial discharge signal
Generating apparatus generates 2 Partial discharge signals, and student can examine these three signals by way of Blind Test at data integration center
It surveys and positions.
Assuming that detecting the simulation Partial discharge signal that iPG1 is issued, cable overall length is L, and cable distribution speed is V, passes through backstage
It detects and detects that the time difference of simulation Partial discharge signal is △ T1 between HFCT1 and HFCT2, fault location position is X=(L- △
T1 × V)/2.
Assuming that detecting the simulation Partial discharge signal that iPG2 is issued, cable overall length is L, and cable distribution speed is V, passes through backstage
It detects and detects that the time difference of simulation Partial discharge signal is △ T2 between HFCT1 and HFCT2, fault location position is X=(L- △
T2 × V)/2.
Training teacher can by confirm student positioning result whether be actually consistent, student is giveed training, evaluate and
Teaching, the setting of certain partial discharge point be it is variable, can be arranged according to actual state in different location, or increase more partial discharges
Point, or various interference sources can also be added, then carry out the training and guidance of the diversification of partial discharge detection and location technology.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. a kind of cable run electrification partial discharge detection and the real skill training system of positioning, including cable body (1), and cable body
(1) three groups of cable intermediate joints are provided on, the cable body (1) is respectively connected with tag, which is characterized in that its
In tag described in one group be connected with GIS terminal, tag described in another group is connected with outdoor terminal, described
Tag and cable intermediate joint are separately installed with paper tinsel film electrode, and paper tinsel film electrode is electrically connected with signal source,
Cable intermediate joint is also electrically connected with partial discharge sensor and wireless phase signal R-T unit, and the partial discharge sensor is electrical
It is connected with partial discharge processing unit on the spot, the wireless phase signal R-T unit is also wirelessly connected with partial discharge processing unit on the spot,
And partial discharge processing unit by transmission module is connected with data integration center on the spot；Artificial intelligence partial discharge letter is provided in signal source
Number generating device and noise source, and artificial intelligence Partial discharge signal generating device and noise source are electrically connected at paper tinsel film electrode
On.
2. a kind of cable run electrification partial discharge detection according to claim 1 and the real skill training system of positioning, feature exist
In, the wireless phase signal R-T unit is made of wireless phase signal sending device and wireless phase signal reception device,
Wireless phase signal sending device is tightly attached on the cable body beside cable intermediate joint (1), and the wireless phase signal connects
Receiving apparatus is electrically connected in partial discharge processing unit on the spot, and wireless phase signal sending device and wireless phase signal are received and filled
Set wireless connection.
3. a kind of cable run electrification partial discharge detection according to claim 1 and the real skill training system of positioning, feature exist
In the transmission module is specially optical fiber, and optical fiber both ends are connected to partial discharge processing unit on the spot and data integration center
On.
4. a kind of cable run electrification partial discharge detection according to claim 1 and the real skill training system of positioning, feature exist
In the transmission module is specially wireless transport module, and wireless transport module both ends are connected separately at partial discharge on the spot
It manages on device and data integration center.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410520.XU CN209471629U (en) | 2018-08-28 | 2018-08-28 | A kind of cable run electrification partial discharge detection and position real skill training system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410520.XU CN209471629U (en) | 2018-08-28 | 2018-08-28 | A kind of cable run electrification partial discharge detection and position real skill training system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999537A (en) * | 2020-09-29 | 2020-11-27 | 广东电网有限责任公司江门供电局 | Miniature built-in signal generator and cable partial discharge simulation method thereof |
| CN111999617A (en) * | 2020-09-04 | 2020-11-27 | 广东电网有限责任公司肇庆供电局 | Simulation test device for cable fault simulation by using retreating line |
| CN112834873A (en) * | 2020-12-28 | 2021-05-25 | 深圳供电局有限公司 | Partial discharge test system and cable test system |
| CN112946444A (en) * | 2021-05-17 | 2021-06-11 | 中国电力科学研究院有限公司 | Method and system for reproducing partial discharge characteristic signals of insulation defects of high-voltage cross-linked cable system |
-
2018
- 2018-08-28 CN CN201821410520.XU patent/CN209471629U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999617A (en) * | 2020-09-04 | 2020-11-27 | 广东电网有限责任公司肇庆供电局 | Simulation test device for cable fault simulation by using retreating line |
| CN111999537A (en) * | 2020-09-29 | 2020-11-27 | 广东电网有限责任公司江门供电局 | Miniature built-in signal generator and cable partial discharge simulation method thereof |
| CN112834873A (en) * | 2020-12-28 | 2021-05-25 | 深圳供电局有限公司 | Partial discharge test system and cable test system |
| CN112946444A (en) * | 2021-05-17 | 2021-06-11 | 中国电力科学研究院有限公司 | Method and system for reproducing partial discharge characteristic signals of insulation defects of high-voltage cross-linked cable system |
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