CN202502188U - Iced insulator test device - Google Patents
Iced insulator test device Download PDFInfo
- Publication number
- CN202502188U CN202502188U CN2012201163464U CN201220116346U CN202502188U CN 202502188 U CN202502188 U CN 202502188U CN 2012201163464 U CN2012201163464 U CN 2012201163464U CN 201220116346 U CN201220116346 U CN 201220116346U CN 202502188 U CN202502188 U CN 202502188U
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- Prior art keywords
- insulator
- icing
- measured
- oscillograph
- hookup
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- Expired - Lifetime
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- Testing Relating To Insulation (AREA)
- Insulators (AREA)
Abstract
The utility model relates to an iced insulator test device which comprises a test circuit, an artificial climate chamber and a Rogowski coil. An insulator to be tested is hung in the artificial climate chamber through an insulating rope, the lower end of the insulator to be tested is connected with the test circuit through the Rogowski coil, and the upper end of the insulator to be tested is grounded through a resistor. Compared with the prior art, the iced insulator test device provided by the utility model is capable of accurately simulating icing condition of the insulator and measuring test voltage and leakage current with high accuracy.
Description
Technical field
The utility model relates to a kind of insulator proving installation, especially relates to a kind of icing insulator proving installation.
Background technology
In network system; Application of insulator is very extensive, if but insulation receives the decreasing insulating that filth can cause insulator, have overflowing of leakage current; The whole network system of serious entail dangers to; Therefore and Most scholars thinks that icing is a kind of filth of special shape, is necessary trial voltage and the leakage current to insulator under the icing situation measured, and at present the measurement of insulator performance is seldom had to the test under the icing situation; A kind of insulator dielectric performance detection method and device are disclosed like application for a patent for invention 200910044731.5; Pick-up unit comprises high-voltage power supply unit, current acquisition unit and processing unit, and this kind device only relates to the insulator dielectric performance detection, is difficult to realize the simulated experiment under the covering ice for insulator situation.
Summary of the invention
The purpose of the utility model is exactly the icing situation that accurate analog insulation of a kind of ability is provided for the defective that overcomes above-mentioned prior art existence, and the icing insulator proving installation high to the measuring accuracy of trial voltage and leakage current.
The purpose of the utility model can realize through following technical scheme:
A kind of icing insulator proving installation; It is characterized in that; This device comprises hookup, phytotron and Luo-coil; Insulator to be measured hangs on phytotron through the insulation rope, and the lower end of described insulator to be measured connects hookup through Luo-coil, and resistance eutral grounding is passed through in the upper end of described insulator to be measured.
Described hookup comprises transtat, testing transformer and the voltage divider that is connected in series, and described transtat connects external voltage, and described voltage divider also connects oscillograph.
Described voltage divider is a RC divider, is made up of the electric capacity of two series connection, and described oscillograph is connected between two electric capacity.
Said oscillograph is a cathode ray oscilloscope (CRO).
Compared with prior art, the utility model is the icing situation of analog insulation accurately, and high to the measuring accuracy of trial voltage and leakage current.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: 1 is phytotron, and 2 is Luo-coil, and 3 are the insulation rope, and 4 is insulator to be measured, and 5 is oscillograph.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
Embodiment
As shown in Figure 1; A kind of icing insulator proving installation comprises hookup, phytotron 1 and Luo-coil 2; Insulator 4 to be measured hangs on phytotron 1 through insulation rope 3, and the lower end of insulator 4 to be measured connects hookup through Luo-coil 2, and its upper end is through resistance R ground connection.Wherein hookup comprises transtat T, testing transformer B and the voltage divider F that is connected in series; Transtat T connects external voltage; Voltage divider F is a RC divider; Capacitor C 1 by two series connection is formed with capacitor C 2, between capacitor C 1 and capacitor C 2, is connected with oscillograph 5, and oscillograph 5 is a cathode ray oscilloscope (CRO).
This device is simulated the covering ice for insulator situation in the controlled environment chamber; For reaching the purpose of simulation icing test; Can control with processes such as long-pending dirts in drop diameter and dirt of covering ice for insulator foreset and the icing process temperature, wind speed and direction, icing in the controlled environment chamber, make covering ice for insulator as far as possible near transmission line of electricity actual motion condition.Through voltage divider F and Luo-coil the flashover voltage and the leakage current of insulator 4 to be measured are measured respectively during experiment.
Claims (4)
1. icing insulator proving installation; It is characterized in that; This device comprises hookup, phytotron and Luo-coil; Insulator to be measured hangs on phytotron through the insulation rope, and the lower end of described insulator to be measured connects hookup through Luo-coil, and resistance eutral grounding is passed through in the upper end of described insulator to be measured.
2. a kind of icing insulator proving installation according to claim 1; It is characterized in that; Described hookup comprises transtat, testing transformer and the voltage divider that is connected in series, and described transtat connects external voltage, and described voltage divider also connects oscillograph.
3. a kind of icing insulator proving installation according to claim 2 is characterized in that described voltage divider is a RC divider, is made up of the electric capacity of two series connection, and described oscillograph is connected between two electric capacity.
4. according to claim 2 or 3 described a kind of icing insulator proving installations, it is characterized in that said oscillograph is a cathode ray oscilloscope (CRO).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201163464U CN202502188U (en) | 2012-03-23 | 2012-03-23 | Iced insulator test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201163464U CN202502188U (en) | 2012-03-23 | 2012-03-23 | Iced insulator test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202502188U true CN202502188U (en) | 2012-10-24 |
Family
ID=47038798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201163464U Expired - Lifetime CN202502188U (en) | 2012-03-23 | 2012-03-23 | Iced insulator test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202502188U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242185A (en) * | 2015-10-29 | 2016-01-13 | 国家电网公司 | 66kV manual icing snow climate test apparatus |
| CN105509782A (en) * | 2015-01-27 | 2016-04-20 | 广东通宇通讯股份有限公司 | Base station antenna ice load test method and test system |
| CN107037308A (en) * | 2017-05-16 | 2017-08-11 | 国网新疆电力公司昌吉供电公司 | Insulator electric leakage remote alarming device |
| CN108896883A (en) * | 2018-06-28 | 2018-11-27 | 四川大学 | Arcing fault simulator and analogy method of the overhead transmission line under surge voltage |
-
2012
- 2012-03-23 CN CN2012201163464U patent/CN202502188U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509782A (en) * | 2015-01-27 | 2016-04-20 | 广东通宇通讯股份有限公司 | Base station antenna ice load test method and test system |
| CN105509782B (en) * | 2015-01-27 | 2018-07-13 | 广东通宇通讯股份有限公司 | Antenna for base station ice load test method and its test system |
| CN105242185A (en) * | 2015-10-29 | 2016-01-13 | 国家电网公司 | 66kV manual icing snow climate test apparatus |
| CN105242185B (en) * | 2015-10-29 | 2018-06-08 | 国家电网公司 | The artificial icing snowberg climatic test devices of 66kV |
| CN107037308A (en) * | 2017-05-16 | 2017-08-11 | 国网新疆电力公司昌吉供电公司 | Insulator electric leakage remote alarming device |
| CN108896883A (en) * | 2018-06-28 | 2018-11-27 | 四川大学 | Arcing fault simulator and analogy method of the overhead transmission line under surge voltage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121024 |