CN109036808A - A kind of air reactor composite insulation structure - Google Patents
A kind of air reactor composite insulation structure Download PDFInfo
- Publication number
- CN109036808A CN109036808A CN201810819842.8A CN201810819842A CN109036808A CN 109036808 A CN109036808 A CN 109036808A CN 201810819842 A CN201810819842 A CN 201810819842A CN 109036808 A CN109036808 A CN 109036808A
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- CN
- China
- Prior art keywords
- air reactor
- layer
- insulation structure
- steel body
- composite insulation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/327—Encapsulating or impregnating
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulating Of Coils (AREA)
Abstract
The invention patent is a kind of air reactor composite insulation structure, air reactor coil includes several encapsulatings, adjacent stay, winding and on, lower line-outgoing arm, air reactor winding includes that several encapsulatings are in parallel, encapsulating is by epoxy resin cure at glass steel body, the surface of glass steel body coats (high temperature vulcanized) silastic-layer, the present invention has been effectively combined the advantages of epoxy resins insulation and silicon rubber insulation, the weatherability of air reactor can be effectively improved, improve the insulation life of air reactor, improve reliability, reduce accident rate, extend life of product, use scope is wide, it is practical.
Description
Technical field
The invention patent relates to field of power system, in particular to a kind of air reactor composite insulation structure.
Background technique
With the continuous development of electric system, as power quality requirement is higher and higher, tree has largely been installed in electric system
Rouge insulated hollow reactor, in various substations, 6~66kV substation of distribution, 110~1000kV substation of transmission of electricity, directly
Stream transmission of electricity, has all largely used air reactor, including Air-core series reactor, hollow current-limiting reactor, hollow parallel reactance
Device, hollow filter reactor, hollow smoothing reactor etc..
With the continuous expansion of insulation resin air reactor operation quantity, with being continuously increased for operation year, resin
Some weakness of insulated hollow reactor insulation system gradually show, and weatherability is poor, are easy cracking dampness, and product is shown centainly
Failure rate, still have improved space.
Summary of the invention
The purpose of embodiments of the invention is to provide a kind of air reactor composite insulation structures, can effectively improve product
Service life, reduce failure efficiency, improve reliability.
To achieve the above object, the embodiment of the invention provides a kind of air reactor composite insulation structure, hollow reactance
Device coil includes several encapsulatings, adjacent stay, winding and upper and lower line-outgoing arm, and air reactor winding includes several packets
Envelope is in parallel, which is characterized in that the encapsulating and the stay adjacent with encapsulating are by epoxy resin cure at glass steel body, the glass
The surface of glass steel body coats (high temperature vulcanized) silicon rubber.
Preferably, the encapsulating includes interior encapsulated layer, wire-coated and outsourcing sealing, and the interior encapsulated layer is wrapped in wire rod
The outside of layer, the outsourcing sealing are wrapped in the outside of interior encapsulated layer.
Preferably, encapsulated layer and outsourcing sealing fibreglass reinforced epoxy are constituted in the winding.
Preferably, thermal conductivity should be thermally conductive not less than fiber glass epoxy after the silicon rubber vulcanization of the glass steel body surface coating
Rate.
Preferably, the tensile strength after the silicon rubber vulcanization of the glass steel body surface coating is not less than 8.5MPa.
Preferably, scratch adhesive force is not less than 2 grades after the silicon rubber vulcanization of the glass steel body surface coating.
Preferably, the anti creepage trace performance after the silicon rubber vulcanization of the glass steel body surface coating is not less than
TMA4.5。
Compared with the existing technology, the beneficial effect of a kind of air reactor composite insulation structure provided in an embodiment of the present invention
It is: the insulation system of insulation resin air reactor is made to be insulated by primary resin, is changed to silicon rubber epoxy resin compounded and insulate, two
Kind material advantage and disadvantage are complementary, and the advantage that the mechanical strength of existing epoxy resin structural is abundant, dielectric strength is high also has silicon rubber material
Expect that hydrophobicity is strong, antifouling work weatherability is excellent, and the good feature of flexibility can be widely used for all kinds of air reactors, use scope
Extensively, practical.
Detailed description of the invention
Fig. 1 is the top view of first embodiment of the invention.
Fig. 2 is the main view of first embodiment of the invention.
Fig. 3 is the cut-away diagram of the encapsulating office A of first embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1 and Fig. 2, the embodiment of the invention provides a kind of air reactor composite insulation structure, air reactors
Coil includes several encapsulatings 1, adjacent stay, winding 5 and upper and lower line-outgoing arm (3), and air reactor winding 5 includes several
A encapsulating 1 is in parallel, the encapsulating 1 and with 1 adjacent stay of encapsulating by epoxy resin cure at glass steel body, the glass reinforced plastic
The surface of body coats (high temperature vulcanized) silicon rubber 9.
Several encapsulatings of air reactor are in parallel, and encapsulating 1 is hollow cylinder in the present embodiment, every two adjacent encapsulating 1
Between be connected with equally distributed several stay, winding 5 is wrapped on the side wall of encapsulating 1, line-outgoing arm along encapsulating 1 it is circumferential
Even distribution, epoxy resin cure form the glass steel body structure of encapsulating 1 and stay one.
This air reactor composite insulation structure, on the basis of epoxy resins insulation, by surface treatment, in all encapsulatings
1 and stay integral glass steel construction on, surface coats one layer of silastic-layer 9 and forms compound inslation, and composite construction makes machine
Tool and electrical strength are excellent, hydrophobicity, moisture-proof, weatherability is good.
The encapsulating 1 includes interior encapsulated layer 6, wire-coated 8 and outsourcing sealing 7, and the interior encapsulated layer 6 is wrapped in wire-coated
8 outside, the outsourcing sealing 7 are wrapped in the outside of interior encapsulated layer 6.
Referring to Fig. 3, the cut-away diagram in 1 portion A, interior encapsulated layer 6 and the enhancing of 7 fibreglass of outsourcing sealing are encapsulated
Epoxy resin is constituted, and interior encapsulated layer 6 is located at the inside of encapsulating, and outsourcing sealing 7 is located at the outside of encapsulating, interior encapsulated layer 6 and outsourcing
It is provided with equally distributed wire-coated 8 between sealing 7, silastic-layer 9 is coated on the outside of interior encapsulated layer 6, is coated on the outside of outsourcing sealing 7
Silastic-layer 9.
Thermal conductivity should be not less than fiber glass epoxy thermal conductivity after the silastic-layer 9 of the glass steel body surface coating vulcanizes,
Enhance air reactor thermal conductivity.
Tensile strength after the silastic-layer 9 of the glass steel body surface coating vulcanizes is not less than 8.5MPa, by glass
Glass steel body surface coats (high temperature vulcanized) silicon rubber, enhances the tensile strength of air reactor.
Scratch adhesive force is not less than 2 grades after the silastic-layer 9 of the glass steel body surface coating vulcanizes, so that adhesive force
Enhancing.
Anti creepage trace performance after the silastic-layer 9 of the glass steel body surface coating vulcanizes is not less than TMA4.5, makes
Obtain the enhancing of anti creepage trace performance.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (7)
1. a kind of air reactor composite insulation structure, air reactor coil include several encapsulatings (1), adjacent stay, around
Group (5) and upper and lower line-outgoing arm (3), air reactor winding (5) include that several encapsulatings (1) are in parallel, which is characterized in that institute
Encapsulating (1) and the stay adjacent with encapsulating (1) are stated by epoxy resin cure into glass steel body, the surface of the glass steel body applies
Cover (high temperature vulcanized) silastic-layer (9).
2. air reactor composite insulation structure as described in claim 1, which is characterized in that the encapsulating (1) includes interior encapsulating
Layer (6), wire-coated (8) and outsourcing sealing (7), the interior encapsulated layer (6) are wrapped in the outside of wire-coated (8), the outsourcing
Sealing (7) is wrapped in the outside of interior encapsulated layer (6).
3. air reactor composite insulation structure as claimed in claim 2, which is characterized in that the interior encapsulated layer (6) and outer
Encapsulated layer (7) fibreglass reinforced epoxy is constituted.
4. air reactor composite insulation structure as described in claim 1, which is characterized in that the glass steel body surface coating
Thermal conductivity should be not less than fiber glass epoxy thermal conductivity after silastic-layer (9) vulcanization.
5. air reactor composite insulation structure as claimed in claim 4, which is characterized in that the glass steel body surface coating
Tensile strength after silastic-layer (9) vulcanization is not less than 8.5MPa.
6. air reactor composite insulation structure as claimed in claim 5, which is characterized in that the glass steel body surface coating
Scratch adhesive force is not less than 2 grades after silastic-layer (9) vulcanization.
7. air reactor composite insulation structure as claimed in claim 6, which is characterized in that the glass steel body surface coating
Anti creepage trace performance after silastic-layer (9) vulcanization is not less than TMA4.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810819842.8A CN109036808A (en) | 2018-07-24 | 2018-07-24 | A kind of air reactor composite insulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810819842.8A CN109036808A (en) | 2018-07-24 | 2018-07-24 | A kind of air reactor composite insulation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109036808A true CN109036808A (en) | 2018-12-18 |
Family
ID=64645653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810819842.8A Pending CN109036808A (en) | 2018-07-24 | 2018-07-24 | A kind of air reactor composite insulation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109036808A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110265207A (en) * | 2019-05-14 | 2019-09-20 | 三峡大学 | A kind of structure in natural air cooled operating condition decline low noise and raising encapsulating coil heat-sinking capability |
| CN110600244A (en) * | 2019-09-19 | 2019-12-20 | 顺特电气设备有限公司 | Real-time online hot spot detection device of air-core reactor |
| CN116469655A (en) * | 2023-06-19 | 2023-07-21 | 北京电科能创技术有限公司 | High-coupling miniaturized dry-type air-core reactor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2055288U (en) * | 1989-10-21 | 1990-03-28 | 北京科学技术开发交流中心 | Shunt dry-hollow-cylindrical reactor |
| CN103839654A (en) * | 2014-03-14 | 2014-06-04 | 云南电力试验研究院（集团）有限公司电力研究院 | Dry-type transposed conductor air reactor for pre-burying optical fiber Bragg optical grating temperature measuring shape-changing sensor |
| CN203950671U (en) * | 2013-12-13 | 2014-11-19 | 合容电气股份有限公司 | A kind of dry type hollow series reactor safe operation safeguard structure |
| CN105047381A (en) * | 2015-07-09 | 2015-11-11 | 广西电网有限责任公司电力科学研究院 | 35kV dry hollow reactor |
-
2018
- 2018-07-24 CN CN201810819842.8A patent/CN109036808A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2055288U (en) * | 1989-10-21 | 1990-03-28 | 北京科学技术开发交流中心 | Shunt dry-hollow-cylindrical reactor |
| CN203950671U (en) * | 2013-12-13 | 2014-11-19 | 合容电气股份有限公司 | A kind of dry type hollow series reactor safe operation safeguard structure |
| CN103839654A (en) * | 2014-03-14 | 2014-06-04 | 云南电力试验研究院（集团）有限公司电力研究院 | Dry-type transposed conductor air reactor for pre-burying optical fiber Bragg optical grating temperature measuring shape-changing sensor |
| CN105047381A (en) * | 2015-07-09 | 2015-11-11 | 广西电网有限责任公司电力科学研究院 | 35kV dry hollow reactor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110265207A (en) * | 2019-05-14 | 2019-09-20 | 三峡大学 | A kind of structure in natural air cooled operating condition decline low noise and raising encapsulating coil heat-sinking capability |
| CN110600244A (en) * | 2019-09-19 | 2019-12-20 | 顺特电气设备有限公司 | Real-time online hot spot detection device of air-core reactor |
| CN116469655A (en) * | 2023-06-19 | 2023-07-21 | 北京电科能创技术有限公司 | High-coupling miniaturized dry-type air-core reactor |
| CN116469655B (en) * | 2023-06-19 | 2023-09-01 | 北京电科能创技术有限公司 | High-coupling miniaturized dry-type air-core reactor |
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Application publication date: 20181218 |