CN106449067A - Oil-immersed type split reactor - Google Patents
Oil-immersed type split reactor Download PDFInfo
- Publication number
- CN106449067A CN106449067A CN201610966582.8A CN201610966582A CN106449067A CN 106449067 A CN106449067 A CN 106449067A CN 201610966582 A CN201610966582 A CN 201610966582A CN 106449067 A CN106449067 A CN 106449067A
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- CN
- China
- Prior art keywords
- oil
- winding
- row
- immersed type
- coil
- Prior art date
- 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
- H01F37/00—Fixed inductances not covered by group H01F17/00
- H01F37/005—Fixed inductances not covered by group H01F17/00 without magnetic core
-
- 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
- H01F27/02—Casings
-
- 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
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- 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
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
Abstract
The invention discloses an oil-immersed type split reactor. The oil-immersed type split reactor comprises a coil which is formed by a first winding and a second winding which are arranged coaxially, all envelopes of the first winding and all envelopes of the second winding are sequentially arranged in a crossed mode from inside to outside, the odd layers of the envelopes of the coil form the first winding, and the even layers of the envelopes of the coil form the second winding; the oil-immersed type split reactor further comprises a closed shell which is provided with an oil cavity used for containing transformer oil, and the coil is located in the oil cavity. According to the oil-immersed type split reactor, the transformer oil replaces air to serve as a magnetic flux medium, the insulating strength of the transformer oil is much higher than that of air, magnetic flux can be effectively reduced, and higher voltage can be borne. The transformer oil is high in specific heat, often serves as a cooling agent and is beneficial to heat dissipation of the coil.
Description
Technical field
The present invention relates to reactor technical field is and in particular to a kind of oil immersed type split reactor.
Background technology
Reactor is inductor, provides inductance value on electric circuit, is mainly used in limiting short-circuit current and nothing in circuit
Work(compensates.Split reactor acts primarily as the effect of limiting short-circuit current in the line.It is the branch road of one-in-and-two-out formula in structure, just
When often running, two branch currents are in opposite direction, and Shi Liang branch reactance value reduces, thus the loss of voltage is little；When being short-circuited, can have
The limiting short-circuit current of effect.As Chinese patent（Authorization Notice No. is CN202736630U）A kind of disclosed hollow division reactance
Device, the insulation column of this reactor is provided with coil, and coil is made up of the first winding being coaxially disposed and the second winding, and first
Each encapsulating of winding is arranged in a crossed manner successively from inside to outside with each encapsulating of the second winding, the encapsulating of the odd-level of coil constitute first around
Group, even level encapsulating constitute the second winding.The current feedthrough of the first winding is introduced by the upper end of coil, electric current exit is by line
The lower end of circle is drawn, and the current feedthrough of the second winding is introduced by the lower end of coil, electric current exit is drawn by the upper end of coil,
So simultaneously to two windings current feedthrough conveying electric current when, the sense of current contrast of two windings.Two windings
The magnetic flux being produced after electric current can be cancelled out each other major part, thus mutual inductance is greatly improved.Current split reactor master
Dry-type air-core reactor to be, the magnetic flux medium of dry-type hollow split reactor is air, the volume of this reactor, weight,
Loss, floor space are all larger, and within voltage is limited only to 35kV system, practicality is not strong.
Content of the invention
It is an object of the invention to provide the good oil immersed type split reactor of a kind of high pressure, dielectric strength.
In order to realize object above, the technical scheme of oil immersed type split reactor of the present invention is as follows：
Oil immersed type split reactor, including coil, coil is made up of the first winding being coaxially disposed and the second winding, the first winding
Each encapsulating arranged in a crossed manner successively from inside to outside with each encapsulating of the second winding, the encapsulating of the odd-level of coil constitute the first winding,
Even level encapsulating constitutes the second winding, and oil immersed type split reactor also includes airtight housing, and described housing has for holding
The oil pocket of transformer oil, described coil is in this oil pocket.
Described oil immersed type split reactor includes total input-wire row, the first lead-in line row, the first outlet row, the second lead-in line row and
Two outlet rows, the first lead-in line row, the first outlet row are corresponding with the first winding, the second lead-in line row, the second outlet row and the second winding
Corresponding, the first lead-in line row, the second lead-in line row are all arranged with total input-wire and are conductively connected, described hull outside be provided with the first outlet terminal,
Second outlet terminal and input terminal, described first outlet terminal, the second outlet terminal and input terminal are all by corresponding
Wear cable formula insulator sleeve pipe to be connected with the first outlet row, the second outlet row, lead-in line row respectively.
Described first outlet terminal, the second outlet terminal form an angle arrangement.
It is provided with supports insulative, described coil is supported on housing bottom by supports insulative in described housing.
Described housing includes opening up enclosure body and is sealedly connected on cover plate in enclosure body, described housing this
Body is in cylindrical and its housing wall undulate.
Beneficial effects of the present invention：Present invention transformer oil instead of air as magnetic flux medium, has higher than air
A lot of dielectric strengths, can effectively reduce magnetic flux, decrease the generation of electric arc, also can bear higher voltage.Transformer
The specific heat of oil is big, also frequently as cooling agent, is conducive to the radiating of coil, enhances heat sinking function, also can reduce loss simultaneously.
Brief description
Fig. 1 is the structural representation of oil immersed type split reactor of the present invention；
Fig. 2 is the generalized section of encapsulating in oil immersed type split reactor of the present invention；
Fig. 3 is the electrical connection schematic diagram of oil immersed type split reactor coil of the present invention.
Specific embodiment
The embodiment of oil immersed type split reactor of the present invention：As Figure 1-3, including airtight housing, it is provided with housing
Coil 3.Housing includes opening up enclosure body 1 and is sealedly connected on cover plate 6 in enclosure body, and enclosure body 1 is overall
Upper is in cylindrical and its housing wall undulate.Cover plate 6 is connected in enclosure body by one group of bolt 4, bolt uniform and
Adopt nitrile rubber to seal away from the gap between generally 10-15cm, bolt 4 and cover plate 6, realize the airtight of housing.Housing is adopted
Made with stainless steel, can effective armoured magnetic field.Housing has the oil pocket for holding transformer oil, and coil 3 is in this oil pocket
In.When reactor uses as finished product, be equipped with this oil pocket transformer oil 2 so that coil is immersed in oil.
It is provided with supports insulative 9, coil is supported on housing bottom by supports insulative 9 in housing.Both ensure that certain
Safe distance, have the fixation achieving coil.Coil is made up of the first winding being coaxially disposed and the second winding, the first winding
Each encapsulating arranged in a crossed manner successively from inside to outside with each encapsulating of the second winding, the encapsulating of the odd-level of coil constitute the first winding,
Even level encapsulating constitutes the second winding.Oil immersed type split reactor includes total input-wire and arranges the 10, first lead-in line row 14, the first outlet row
15th, the second lead-in line row 16 and the second outlet row 17, the first lead-in line row 14, the first outlet row 15 are corresponding with the first winding, and second enters
Line row's the 16, second outlet row 17 is corresponding with the second winding, and the first lead-in line row, the second lead-in line row are all conductively connected with total input-wire row.
Hull outside is provided with the first outlet terminal 7, the second outlet terminal 8 and input terminal 5, the first outlet terminal, the second outlet terminal
And input terminal is all by wearing cable formula insulator sleeve pipe accordingly respectively with the first outlet row, the second outlet row, lead-in line row even
Connect it is ensured that when running the safe distance in magnetic field and contact electric arc generation.The place of perforate on all housings, is installing corresponding zero
After part, all sealed using nitrile rubber it is ensured that enclosure interior space airtight, it is to avoid the leakage of transformer oil.Line
The winding of circle is prior art, refers to the content of cited patent file in the background technology of the application.This winding increases
The coefficient of coup of coil, decreases voltage loss.
Total input-wire row 10 is located at the centre of coil, after encapsulating 12 ectonexines wrap up through DMD insulating paper, then by kiss-coating glass fiber
Yarn is wound around and aluminium row's binding, and aluminium row's binding position has groove, secures the binding position of encapsulating, after hot setting,
For firm entirety.There is air gap 11 between encapsulating 12, supported by pulling bar and separate, pulling bar can penetrate total input-wire row, and suitable consolidates
Determine total input-wire row.Oil immersed type split reactor also includes insulating cylinder 13, and the center being arranged on encapsulating can adequate shielding magnetic field.
For ensureing safe distance, the first outlet terminal, the second outlet terminal form an angle arrangement, one-tenth 60 degree or 180 degree
Can.
The upper capping of cover plate 6 is additionally provided with draw ring, oil body hand-hole, oil mass display table etc..
Further improve the sealing of reactor of the present invention, in housing, be all sprayed with anti-holiday.
The magnetic flux medium of the present invention is transformer oil, has the dielectric strength more much higher than air, can effectively reduce magnetic
Flux.The specific heat of transformer oil is big, simultaneously as cooling agent, is conducive to the radiating of coil.For preferably coordinating transformer oil, shell
The lower end of body is provided with blower fan, can effectively reduce the temperature rise of reactor.Transformer oil, as insulation and cooling medium, makes oil immersion
Formula split reactor be provided with high pressure, loss is low, dielectric strength is good, good heat dissipation, small volume, lightweight, no electromagnetic pollution etc.
Feature.
Claims (5)
1. oil immersed type split reactor, including coil, coil is made up of the first winding being coaxially disposed and the second winding, first around
Each encapsulating of group is arranged in a crossed manner successively from inside to outside with each encapsulating of the second winding, the odd-level of coil encapsulating composition first around
Group, even level encapsulating constitute the second winding it is characterised in that：Oil immersed type split reactor also includes airtight housing, described shell
Body has the oil pocket for holding transformer oil, and described coil is in this oil pocket.
2. oil immersed type split reactor according to claim 1 it is characterised in that：Described oil immersed type split reactor includes
Total input-wire row, the first lead-in line row, the first outlet row, the second lead-in line row and the second outlet row, the first lead-in line row, the first outlet row with
First winding corresponds to, and the second lead-in line row, the second outlet row are corresponding with the second winding, and the first lead-in line row, the second lead-in line row are all with always
Lead-in line row is conductively connected, and described hull outside is provided with the first outlet terminal, the second outlet terminal and input terminal, and described first goes out
Line terminals, the second outlet terminal and input terminal be all by wear accordingly cable formula insulator sleeve pipe respectively with the first outlet row,
Second outlet row, lead-in line row connect.
3. oil immersed type split reactor according to claim 2 it is characterised in that：Described first outlet terminal, second go out
Line terminals form an angle arrangement.
4. oil immersed type split reactor according to claim 1 it is characterised in that：It is provided with supports insulative in described housing
Son, described coil is supported on housing bottom by supports insulative.
5. the oil immersed type split reactor according to any one of Claims 1-4 it is characterised in that：Described housing includes out
Mouth enclosure body upward and be sealedly connected on cover plate in enclosure body, described enclosure body is in cylindrical and its housing wall is in
Waveform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610966582.8A CN106449067A (en) | 2016-10-28 | 2016-10-28 | Oil-immersed type split reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610966582.8A CN106449067A (en) | 2016-10-28 | 2016-10-28 | Oil-immersed type split reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106449067A true CN106449067A (en) | 2017-02-22 |
Family
ID=58179476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610966582.8A Pending CN106449067A (en) | 2016-10-28 | 2016-10-28 | Oil-immersed type split reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106449067A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109817421A (en) * | 2017-11-22 | 2019-05-28 | 许继变压器有限公司 | Oil immersed type mutual reactor and its coil block |
| CN111384709A (en) * | 2020-03-09 | 2020-07-07 | 中国科学院电工研究所 | High-voltage high-capacity split reactance type current limiter |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169579A (en) * | 1996-06-20 | 1998-01-07 | 合阳电力电容器制造有限责任公司 | Fully-sealed series reactor |
| JP2004193322A (en) * | 2002-12-11 | 2004-07-08 | Toyota Motor Corp | Electronic component housing enclosure |
| CN101641751A (en) * | 2006-12-28 | 2010-02-03 | Abb技术有限公司 | Power transformer/reactor |
| CN201936729U (en) * | 2011-02-21 | 2011-08-17 | 华东电力试验研究院有限公司 | DC (direct current) bias magnetic suppressor |
| CN202736630U (en) * | 2012-07-31 | 2013-02-13 | 许继集团有限公司 | Hollow split electric reactor |
| CN104124043A (en) * | 2014-06-26 | 2014-10-29 | 国家电网公司 | Casting type split reactor |
| CN206134475U (en) * | 2016-10-28 | 2017-04-26 | 许继集团有限公司 | Oily formula split reactor |
-
2016
- 2016-10-28 CN CN201610966582.8A patent/CN106449067A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169579A (en) * | 1996-06-20 | 1998-01-07 | 合阳电力电容器制造有限责任公司 | Fully-sealed series reactor |
| JP2004193322A (en) * | 2002-12-11 | 2004-07-08 | Toyota Motor Corp | Electronic component housing enclosure |
| CN101641751A (en) * | 2006-12-28 | 2010-02-03 | Abb技术有限公司 | Power transformer/reactor |
| CN201936729U (en) * | 2011-02-21 | 2011-08-17 | 华东电力试验研究院有限公司 | DC (direct current) bias magnetic suppressor |
| CN202736630U (en) * | 2012-07-31 | 2013-02-13 | 许继集团有限公司 | Hollow split electric reactor |
| CN104124043A (en) * | 2014-06-26 | 2014-10-29 | 国家电网公司 | Casting type split reactor |
| CN206134475U (en) * | 2016-10-28 | 2017-04-26 | 许继集团有限公司 | Oily formula split reactor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109817421A (en) * | 2017-11-22 | 2019-05-28 | 许继变压器有限公司 | Oil immersed type mutual reactor and its coil block |
| CN111384709A (en) * | 2020-03-09 | 2020-07-07 | 中国科学院电工研究所 | High-voltage high-capacity split reactance type current limiter |
| CN111384709B (en) * | 2020-03-09 | 2022-04-26 | 中国科学院电工研究所 | High-voltage high-capacity split reactance type current limiter |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |