CN202956459U - Miniature simulation system for lightning stroke electrical aging of insulated overhead conductors - Google Patents
Miniature simulation system for lightning stroke electrical aging of insulated overhead conductors Download PDFInfo
- Publication number
- CN202956459U CN202956459U CN 201220682487 CN201220682487U CN202956459U CN 202956459 U CN202956459 U CN 202956459U CN 201220682487 CN201220682487 CN 201220682487 CN 201220682487 U CN201220682487 U CN 201220682487U CN 202956459 U CN202956459 U CN 202956459U
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- voltage pulse
- phase
- insulated
- guide wire
- insulated overhead
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- 230000032683 aging Effects 0.000 title claims abstract description 21
- 239000004020 conductor Substances 0.000 title abstract description 16
- 238000004088 simulation Methods 0.000 title abstract description 12
- 208000025274 Lightning injury Diseases 0.000 title abstract description 7
- 239000012212 insulator Substances 0.000 claims abstract description 7
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 17
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 abstract description 2
- 238000011160 research Methods 0.000 abstract description 2
- 230000003628 erosive effect Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 238000013461 design Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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- Testing Relating To Insulation (AREA)
Abstract
The utility model discloses a miniature simulation system for lightning stroke electrical aging of insulated overhead conductors and belongs to the field of testing. The miniature simulation system comprises a group of three-phase line insulated supports, a high-voltage pulse generator, a console and an oscilloscope, wherein an A-phase insulated overhead conductor, a B-phase insulated overhead conductor and a C-phase insulated overhead conductor are respectively arranged on the group of three-phase line insulated supports, and the A-phase insulated overhead conductor, the B-phase insulated overhead conductor and the C-phase insulated overhead conductor are fixedly connected with the group of three-phase line insulated supports through supporting insulators respectively; a high-voltage pulse output end of the high-voltage pulse generator is connected with wire cores of the A-phase insulated overhead conductor, the B-phase insulated overhead conductor and the C-phase insulated overhead conductor; the console is used for controlling high-voltage pulse output; the oscilloscope is used for monitoring high-voltage pulse output by the high-voltage pulse generator; and the console is connected with the oscilloscope. By the miniature simulation system, actual phenomena of the insulated overhead conductors in states of humidity erosion, lightning stroke electrical aging and the like can be truly reflected, whether insulated structures of insulated overhead conductors put into operation is rational is verified, and the experiment research cost can be reduced; and the miniature simulation system can be widely applied to fields of designing, mounting and running of the insulated overhead conductors.
Description
Technical field
The utility model belongs to field tests, relates in particular to a kind of test macro for suspended insulated guide wire.
Background technology
Aerial insulated wire is Yingcheng City development and technical measures occurring become the conductor structure with external insulation layer by traditional overhead bare conductor, from air insulation, changes solid insulation into, and its advantage is significant.Further acceleration along with Chinese Urbanization and the Course of Urbanization, city size is in continuous expansion, the urban electric power supply requirement is in continuous increase, the requirement of the reliability that electric power is transported is also improving constantly, in conjunction with the consideration of the factors such as urban look and environment, aerial insulated wire is long-term existence within a certain period of time simultaneously.And current meteorological condition day by day complicated and deteriorated, thunder-strike phenomenon is also more and more, so to the requirement of the reliability of aerial insulated wire, and the requirement of the reliability under especially thunderbolt condition is much higher during than the early stage application of aerial insulated wire.For improving the reliability of aerial insulated wire, be necessary the characteristics such as thunderbolt of suspended insulated guide wire are carried out to systematic study.Directly actual suspended insulated guide wire circuit is studied, cost is larger, and operability is lower.
The utility model content
Technical problem to be solved in the utility model is to provide the aging microsimulation system of a kind of suspended insulated guide wire thunderbolt electricity, adopt the scaled down method, built the thunderbolt electricity Aging simulation system of actual suspended insulated guide wire, can truly reflect the actual phenomenon under the states such as aerial insulated wire corrodes at moisture, the thunderbolt electricity is aging, can reduce the cost of experimental study again simultaneously.
The technical solution of the utility model is: provide a kind of suspended insulated guide wire thunderbolt electricity aging microsimulation system, it is characterized in that:
One group of three-phase line insulating support is set;
A, B, C three-phase suspended insulated guide wire are set respectively on the three-phase line insulating support;
Between described A, B, C three-phase suspended insulated guide wire and three-phase line insulating support, by supporting insulator, carry out respectively affixed;
One high-voltage pulse generator is set, and the high-voltage pulse output terminal of described high-voltage pulse generator is connected with the core of A, B, C three-phase suspended insulated guide wire;
Arrange one for controlling the control desk of high-voltage pulse generator high-voltage pulse output;
One oscillograph of being monitored for the high-voltage pulse to high-voltage pulse generator output is set;
Described control desk is connected with oscillograph.
The high-voltage pulse output terminal of its described high-voltage pulse generator is connected separately respectively with the core of A, B, C three-phase suspended insulated guide wire.
The high-voltage pulse output terminal of its described high-voltage pulse generator is connected with the core of A, B, C three-phase suspended insulated guide wire simultaneously.
The voltage withstand class of its described three-phase line insulating support is 10kV.
Compared with the prior art, the utility model has the advantages that:
1. adopt the scaled down method, built the thunderbolt electricity Aging simulation system of actual suspended insulated guide wire, can truly reflect the actual phenomenon under the states such as aerial insulated wire corrodes at moisture, the thunderbolt electricity is aging, can reduce again the cost of experimental study simultaneously;
2. analog line divides A, B, C phase, but the direct modeling lightning stroke process between homophase and influencing each other not; The line insulation support can be simulated power frequency 10kV suspended insulated guide wire;
3. by this simulation system, can check the reality of the aerial insulated wire insulation system put into operation whether reasonable on the one hand; Can study on the other hand method or the parameter of improving the aerial insulated wire reliability of lightning stroke, to design, layout and the Insulation Coordination of aerial insulated wire from now on, provide necessary theoretical direction.
The accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model;
Fig. 2 is the lightning impulse voltage measured drawing.
In figure, 1 is the line insulation support, and 2 is insulator, 3 supporting insulators, and 4 is suspended insulated guide wire.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
In Fig. 1, the utility model provides a kind of suspended insulated guide wire thunderbolt electricity aging microsimulation system, and its composition structure is: one group of three-phase line insulating support 1 is set; Described three-phase line insulating support is divided into the overhang insulation support at two ends and middle intermediate insulation support; A, B, C three-phase suspended insulated guide wire 4 are set respectively on the three-phase line insulating support; Between described A, B, C three-phase suspended insulated guide wire and three-phase line insulating support by supporting insulator 3(for middle insulating support) or insulator 2(for the end insulating support) carry out respectively affixed; One high-voltage pulse generator is set, and the high-voltage pulse output terminal of described high-voltage pulse generator is connected with the core of A, B, C three-phase suspended insulated guide wire; Arrange one for controlling the control desk of high-voltage pulse generator high-voltage pulse output; One oscillograph of being monitored for the high-voltage pulse to high-voltage pulse generator output is set; Described control desk is connected with oscillograph.
The high-voltage pulse output terminal of its described high-voltage pulse generator is connected separately respectively with the core of A, B, C three-phase suspended insulated guide wire.
The high-voltage pulse output terminal of its described high-voltage pulse generator is connected with the core of A, B, C three-phase suspended insulated guide wire simultaneously.
The voltage withstand class of its described three-phase line insulating support is 10kV.
High-voltage pulse generator is mainly used in exporting the high pressure lightning wave, and its waveform meets IEC and GB requirement, wavefront time T
1=1.2 μ s, the half-peak time T
2=50 μ s.Control desk can directly be controlled high-voltage pulse generator, and the high-voltage pulse of output is monitored.
Operating process: at first suspended insulated guide wire is suspended to the insulating support system, wherein process the end of suspended insulated guide wire (as the left and right sides and middle part) can need to change according to practical study; Then the high-voltage pulse output terminal is connected with the core of suspended insulated guide wire, can only connects arbitrary phase in A, B, C as required, but also A, B, C three-phase all access; Finally by operating console, high-voltage pulse generator is exported and controlled, thus the aging impact on suspended insulated guide wire of research thunderbolt electricity.
The technical program adopts the scaled down method, built the thunderbolt electricity Aging simulation system of actual suspended insulated guide wire, can simulate power frequency high voltage and the electric aging condition of thunderbolt that actual suspended insulated guide wire suffers, actual phenomenon under the states such as true reflection aerial insulated wire corrodes at moisture, the thunderbolt electricity is aging, for actual suspended insulated guide wire design, installation, operation etc. provide experiment porch, can reduce the cost of experimental study again simultaneously.
By this simulation system, can check the reality of the aerial insulated wire insulation system put into operation whether reasonable on the one hand; Can study on the other hand method or the parameter of improving the aerial insulated wire reliability of lightning stroke, to design, layout and the Insulation Coordination of aerial insulated wire from now on, provide necessary theoretical direction.
Whole simulation system size is little, is applicable to the laboratory Installation And Test.
In Fig. 2, provided the lightning impulse voltage measured drawing, because this figure is prior art, therefore, to the concrete meaning of its coordinate, curve, no longer narrate at this.
Because the utility model adopts the scaled down method, built the thunderbolt electricity Aging simulation system of actual suspended insulated guide wire, can truly reflect the actual phenomenon under the states such as aerial insulated wire corrodes at moisture, the thunderbolt electricity is aging, can reduce the cost of experimental study again, can check the reality of the aerial insulated wire insulation system put into operation whether reasonable simultaneously; Can study on the other hand method or the parameter of improving the aerial insulated wire reliability of lightning stroke, to design, layout and the Insulation Coordination of aerial insulated wire from now on, provide necessary theoretical direction.
The utility model can be widely used in suspended insulated guide wire design, installation, operation field.
Claims (4)
1. the aging microsimulation system of suspended insulated guide wire thunderbolt electricity is characterized in that:
One group of three-phase line insulating support is set;
A, B, C three-phase suspended insulated guide wire are set respectively on the three-phase line insulating support;
Between described A, B, C three-phase suspended insulated guide wire and three-phase line insulating support, by supporting insulator, carry out respectively affixed;
One high-voltage pulse generator is set, and the high-voltage pulse output terminal of described high-voltage pulse generator is connected with the core of A, B, C three-phase suspended insulated guide wire;
Arrange one for controlling the control desk of high-voltage pulse generator high-voltage pulse output;
One oscillograph of being monitored for the high-voltage pulse to high-voltage pulse generator output is set;
Described control desk is connected with oscillograph.
2. according to the aging microsimulation system of suspended insulated guide wire thunderbolt electricity claimed in claim 1, it is characterized in that the high-voltage pulse output terminal of described high-voltage pulse generator is connected separately respectively with the core of A, B, C three-phase suspended insulated guide wire.
3. according to the aging microsimulation system of suspended insulated guide wire thunderbolt electricity claimed in claim 1, it is characterized in that the high-voltage pulse output terminal of described high-voltage pulse generator is connected with the core of A, B, C three-phase suspended insulated guide wire simultaneously.
4. according to the aging microsimulation system of suspended insulated guide wire thunderbolt electricity claimed in claim 1, the voltage withstand class that it is characterized in that described three-phase line insulating support is 10kV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220682487 CN202956459U (en) | 2012-12-12 | 2012-12-12 | Miniature simulation system for lightning stroke electrical aging of insulated overhead conductors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220682487 CN202956459U (en) | 2012-12-12 | 2012-12-12 | Miniature simulation system for lightning stroke electrical aging of insulated overhead conductors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202956459U true CN202956459U (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220682487 Expired - Lifetime CN202956459U (en) | 2012-12-12 | 2012-12-12 | Miniature simulation system for lightning stroke electrical aging of insulated overhead conductors |
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| Country | Link |
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| CN (1) | CN202956459U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981089A (en) * | 2012-12-12 | 2013-03-20 | 上海市电力公司 | Micro simulation system for lightning electrical aging of overhead insulated conductors |
| CN104614612A (en) * | 2015-02-02 | 2015-05-13 | 国家电网公司 | Simulating testing platform for electric shielding of double-loop linear angle tower |
| CN104635132A (en) * | 2015-03-07 | 2015-05-20 | 国网宁夏电力公司固原供电公司 | Equipment for withstand voltage test of insulation tools and instruments |
-
2012
- 2012-12-12 CN CN 201220682487 patent/CN202956459U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981089A (en) * | 2012-12-12 | 2013-03-20 | 上海市电力公司 | Micro simulation system for lightning electrical aging of overhead insulated conductors |
| CN102981089B (en) * | 2012-12-12 | 2015-05-27 | 上海市电力公司 | Micro simulation system for lightning electrical aging of overhead insulated conductors |
| CN104614612A (en) * | 2015-02-02 | 2015-05-13 | 国家电网公司 | Simulating testing platform for electric shielding of double-loop linear angle tower |
| CN104635132A (en) * | 2015-03-07 | 2015-05-20 | 国网宁夏电力公司固原供电公司 | Equipment for withstand voltage test of insulation tools and instruments |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130529 |
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| CX01 | Expiry of patent term |