CN203587790U - Device for laboratory simulation test of electric equipment on-line detection device - Google Patents
Device for laboratory simulation test of electric equipment on-line detection device Download PDFInfo
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- CN203587790U CN203587790U CN201320627699.5U CN201320627699U CN203587790U CN 203587790 U CN203587790 U CN 203587790U CN 201320627699 U CN201320627699 U CN 201320627699U CN 203587790 U CN203587790 U CN 203587790U
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- 238000012360 testing method Methods 0.000 title claims abstract description 97
- 238000004088 simulation Methods 0.000 title claims abstract description 75
- 238000001514 detection method Methods 0.000 title abstract description 13
- 238000012806 monitoring device Methods 0.000 claims abstract description 16
- 239000000523 sample Substances 0.000 claims description 11
- 238000005259 measurement Methods 0.000 description 8
- 238000010998 test method Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000011835 investigation Methods 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 239000003989 dielectric material Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Abstract
The utility model mainly belongs to the field of electric equipment on-line detection, and particularly relates to a device for the laboratory simulation test of an electric equipment on-line detection device. The device is characterized in that the device comprises an electric equipment simulation test case, a fault simulation test device and an electric equipment parameter measuring device; a simulation test electrode is installed in the electric equipment simulation test case, led out of the electric equipment simulation test case through a bushing, and connected with the fault simulation test device; and the electric equipment parameter measuring device and a to-be-tested electric equipment on-line detection device are respectively connected with the electric equipment simulation test case. A fault is simulated in a laboratory and monitored by a conventional electric equipment parameter measuring device and the to-be-tested electric equipment on-line monitoring device respectively, and then acquired data are compared. The correctness, the flexibility and the accuracy of the electric equipment on-line detection device are effectively verified by the device, and the current research test and pre-delivery test of the electric equipment on-line detection device are solved.
Description
Technical field
The utility model is mainly the online detection field of electrical equipment, refers in particular to a kind of laboratory simulation test device of electrical equipment on-line measuring device, is suitable for testing laboratory's demonstration test of electrical equipment on-line measuring device performance.
Background technology
Electrical equipment on-line measuring device is mainly by online mode, the main performance index of electrical equipment to be detected, as the discharging fault to electrical equipment, mistake superheating and mechanical fault etc. detect online.As: shelf depreciation detects online, leakage current detects online, medium consumpting angle tgδ detects online, the online detection of local overheating and the online detection of electrical equipment audio frequency etc., these on-line measuring devices are mainly that contingent fault in electric equipment operation is predicted, realize repair based on condition of component foundation is provided for electrical equipment.But because current electrical equipment online test method lacks industry standard and delivery test standard at present, some functional parameters can not get check, and the probability that on-site electrical equipment breaks down is low, on-line measuring device is difficult to capture tested electrical equipment malfunction when operation, and the function of its online test method and device and accuracy cannot be verified.Because the performance of online test method and device cannot be verified when dispatching from the factory, whether this also reaches its performance index to user to electrical equipment on-line measuring device produces query, thereby in the urgent need to developing a kind of laboratory simulation test method and apparatus of electrical equipment on-line measuring device, correctness, sensitivity and accuracy for electrical equipment on-line measuring device are verified, solve investigation test and the delivery test of current electrical equipment on-line measuring device.
Summary of the invention
The utility model, for the laboratory simulation test of electrical equipment on-line measuring device, provides a kind of laboratory simulation test device of electrical equipment on-line measuring device.
The laboratory simulation test device of electrical equipment online monitoring device described in the utility model is realized by following approach:
The laboratory simulation test device of electrical equipment online monitoring device, its structural feature is, include electrical equipment simulation test case, fault simulating test device and electrical equipment parameter measuring apparatus, in electrical equipment simulation test case, simulation test electrode is installed, it is drawn electrical equipment simulation test case by sleeve pipe and is connected with fault simulating test device, and electrical equipment parameter measuring apparatus is connected with electrical equipment simulation test case respectively with electrical equipment online monitoring device to be measured.
The concrete test method of described laboratory simulation test device, comprises the steps:
A kind of laboratory simulation test device of electrical equipment online monitoring device as above is provided,
Described fault simulating test device is a kind of fault simulation signal generator, and it applies fault simulation signal to simulation test electrode, and simulation test electrode, under the effect of this signal, produces electric discharge or crosses superheating, to simulate the fault condition of electrical equipment;
Now electrical equipment parameter measuring apparatus and electrical equipment online monitoring device to be measured are monitored the fault-signal in electrical equipment simulation test case respectively, and obtain measurement data respectively;
The measurement data of the measurement data that electrical equipment parameter measuring apparatus is obtained and electrical equipment online monitoring device to be measured contrasts, if error is in the scope of setting, thinks that electrical equipment online monitoring device to be measured is satisfactory.
The utility model is simulated fault in laboratory, and adopt conventional electrical equipment parameter measuring apparatus and electrical equipment online monitoring device to be measured to monitor respectively, then the data of obtaining are contrasted, to confirm whether electrical equipment online monitoring device to be measured meets the demands, effectively for correctness, sensitivity and the accuracy of electrical equipment on-line measuring device, verify, solve investigation test and the delivery test of current electrical equipment on-line measuring device.
The utility model can further be specially:
The pattern that described electrical equipment simulation test case is actual electrical equipment is carried out the structure of scaled down.
And, electrical equipment simulation test case or be one section of casing of GIS combined electrical apparatus, or be the outer container of separate unit electrical equipment, case is filled with dielectric.
Simulation test case can carry out according to the pattern of detected equipment, and corresponding dielectric can be injected in inside, thereby has the comparability while moving with scene.Described dielectric includes SF
6gas, transformer oil or other dielectrics.
Also include a kind of fault observation probe, it is arranged on the inside of electrical equipment simulation test case.
Described fault observation probe can adopt infrared probe, and for observing failure process, observations can be used as the reference of the reference measurement data that electrical equipment parameter measuring apparatus obtains.
In sum, the utility model is developed a kind of laboratory simulation test method and apparatus of electrical equipment on-line measuring device, correctness, sensitivity and accuracy for electrical equipment on-line measuring device are verified, solve investigation test and the delivery test of current electrical equipment on-line measuring device.Be also advantageous in that:
1, simulation test case can carry out according to the pattern of detected equipment, and corresponding dielectric can be injected in inside, thereby has the comparability while moving with scene.
2, simulation electrode can be chosen as required, has solved the specific aim of test.
3, analog reslt, by contrasting with general measuring method, has solved the quantizating index of test.
Accompanying drawing explanation
Figure 1 shows that the structural representation of the laboratory simulation test device of electrical equipment online monitoring device described in the utility model;
In figure: the electrical equipment simulation test case that (1) is dwindled by equivalence for simulation test device; (2) be the simulation test electrode of simulation test case inside; (3) be the outside fault simulating test device connecting; (4) for being arranged on the fault observation probe of simulation test case inside; (5) be electrical equipment on-line measuring device to be measured; (6) be conventional electrical equipment parameter measuring apparatus.
Embodiment
As shown in Figure 1: the electrical equipment simulation test case (1) that device of the present utility model is dwindled by equivalence; The simulation test electrode (2) of simulation test case inside; The outside fault simulating test device (3) connecting; Be arranged on the fault observation probe (4) of simulation test case inside; Tested electrical equipment on-line measuring device (5); Conventional electrical equipment parameter measuring apparatus (6) composition.Electrical equipment simulation test case can be made one section of casing of GIS combined electric, or the outer container of separate unit electrical equipment, in simulation test case, can be filled with SF
6gas, transformer oil or other dielectrics.Inner simulation test electrode (2) electrical equipment of Simulated GlS inside or the internal electrode operating mode of electrical equipment as required.For the ease of observing failure process, fault observation probe is installed therein, observation probe can adopt infrared probe.For failure message amount is carried out to quantitative and qualitative analysis detection, conventional electrical equipment parameter measuring apparatus is also installed, as measurement of partial discharge, temperature measuring equipment etc.For simulated failure Simulations test electrode is drawn with outside test unit and is connected by sleeve pipe, outside test unit can apply high voltage, large electric current to simulation test electrode, make it to produce electric discharge or local overheating fault, the fault condition of simulation electrical equipment.
The simulation test electrode of electrical equipment simulation test case inside is the electrical equipment of Simulated GlS inside or the internal electrode operating mode of electrical equipment as required; Outside test unit can make the simulation test electrode of simulation test case inside produce fault (as: discharging fault or excessively superheating) signal.
When making the simulation test electrode of simulation test case inside produce fault-signal by outside test unit, can be by being arranged on fault observation probe observation trouble location and the failure process of simulation test case inside, by conventional electrical equipment parameter measuring apparatus, fault-signal is carried out to qualitative or quantitative measurment, the testing result of observation and measurement result and tested electrical equipment on-line measuring device is compared, with correctness, sensitivity and the accuracy of checking tested electrical equipment on-line measuring device, whether meet the requirements.
Concrete test method can be carried out according to different faults:
The simulation test of discharging fault, the main laboratory proofing to online detector for partial discharge and audio frequency monitoring equipment, as the on-line measuring device of the shelf depreciation of the electrical equipment to GIS device interior or discharging fault or Voice Surveillance device carry out proving test.Simulation test case can be made to a part for GIS casing, internal placement electrode Simulated GlS electrical equipment pattern, outside test unit adopts power frequency high-voltage test transformer to produce high voltage and makes inner simulation electrode produce shelf depreciation or arc discharge, by built-in fault, observe probe observation discharge position and discharge process; By conventional partial-discharge measuring device, measure discharge capacity, and the result of the on-line measuring device of measurement result and shelf depreciation or discharging fault or the detection of Voice Surveillance device is contrasted, to verify its sensitivity and accuracy.
Cross the simulation test of superheating, mainly for the local overheating of inside electric appliance coupling part, the on-line measuring device device of crossing superheating is verified.As the temperature on-line detection device device in GIS equipment, verify, now, simulation test case is made to a part for GIS casing, the heating of internal placement electrode Simulated GlS electrical equipment contact resistance, and temperature measuring equipment is installed therein and is carried out temperature survey.Outside test unit adopts power frequency heavy-current generator, makes simulating contact resistance heating, by temperature measuring equipment, carries out temperature survey, contrasts, to verify its accuracy with the measurement result of temperature on-line detection device device.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
It is same as the prior art that the utility model is not stated part.
Claims (4)
1. the laboratory simulation test device of electrical equipment online monitoring device, it is characterized in that, include electrical equipment simulation test case, fault simulating test device and electrical equipment parameter measuring apparatus, in electrical equipment simulation test case, simulation test electrode is installed, it is drawn electrical equipment simulation test case by sleeve pipe and is connected with fault simulating test device, and electrical equipment parameter measuring apparatus is connected with electrical equipment simulation test case respectively with electrical equipment online monitoring device to be measured.
2. the laboratory simulation test device of electrical equipment online monitoring device according to claim 1, is characterized in that, the pattern that described electrical equipment simulation test case is actual electrical equipment is carried out the structure of scaled down.
3. the laboratory simulation test device of electrical equipment online monitoring device according to claim 1, it is characterized in that, electrical equipment simulation test case or be one section of casing of GIS combined electrical apparatus, or be the outer container of separate unit electrical equipment, case is filled with dielectric.
4. the laboratory simulation test device of electrical equipment online monitoring device according to claim 1, is characterized in that, also includes a kind of fault observation probe, and it is arranged on the inside of electrical equipment simulation test case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320627699.5U CN203587790U (en) | 2013-10-12 | 2013-10-12 | Device for laboratory simulation test of electric equipment on-line detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320627699.5U CN203587790U (en) | 2013-10-12 | 2013-10-12 | Device for laboratory simulation test of electric equipment on-line detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203587790U true CN203587790U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320627699.5U Expired - Lifetime CN203587790U (en) | 2013-10-12 | 2013-10-12 | Device for laboratory simulation test of electric equipment on-line detection device |
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| Country | Link |
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| CN (1) | CN203587790U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529416A (en) * | 2013-10-12 | 2014-01-22 | 国家电网公司 | Method and Device for laboratory simulation test of electric equipment on-line detection device |
| CN104062618A (en) * | 2014-07-09 | 2014-09-24 | 国家电网公司 | Verification method for on-line monitoring device of double-signal-source capacitive equipment |
-
2013
- 2013-10-12 CN CN201320627699.5U patent/CN203587790U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529416A (en) * | 2013-10-12 | 2014-01-22 | 国家电网公司 | Method and Device for laboratory simulation test of electric equipment on-line detection device |
| CN103529416B (en) * | 2013-10-12 | 2017-06-27 | 国家电网公司 | The laboratory simulation test device and its test method of electrical equipment on-line measuring device |
| CN104062618A (en) * | 2014-07-09 | 2014-09-24 | 国家电网公司 | Verification method for on-line monitoring device of double-signal-source capacitive equipment |
| CN104062618B (en) * | 2014-07-09 | 2016-08-17 | 国家电网公司 | A kind of capacitive apparatus on-Line Monitor Device method of calibration of dual signal source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20170627 |