CN108597788A - A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor - Google Patents
A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor Download PDFInfo
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- CN108597788A CN108597788A CN201810523718.7A CN201810523718A CN108597788A CN 108597788 A CN108597788 A CN 108597788A CN 201810523718 A CN201810523718 A CN 201810523718A CN 108597788 A CN108597788 A CN 108597788A
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- iron yoke
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- 238000007654 immersion Methods 0.000 title claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910052742 iron Inorganic materials 0.000 claims abstract description 28
- 238000004804 winding Methods 0.000 claims abstract description 26
- 238000003475 lamination Methods 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005056 compaction Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 125000003396 thiol group Chemical class [H]S* 0.000 description 1
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
- H01F27/24—Magnetic cores
-
- 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
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- 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
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
-
- 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
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/263—Fastening parts of the core together
-
- 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
- H01F27/303—Clamping coils, windings or parts thereof together
-
- 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
-
- 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
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
-
- 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
- H01F27/33—Arrangements for noise damping
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Regulation Of General Use Transformers (AREA)
Abstract
The present invention relates to a kind of 220kV Three-phase oil immersion types hollow current-limiting reactors, belong to reactor technical field.Technical solution is：Including three-phase shares iron yoke（1）With hollow winding（2）, the three-phase shares iron yoke（1）For rectangle iron yoke, hollow winding（2）There is three-phase, be inner shield continuous structure, using the parallel connection of upper and lower two-way, is equipped with electrostatic ring in upper and lower two ends, passes through non-magnetic core model（4）It is fixed on three-phase and shares iron yoke（1）On.The beneficial effects of the invention are as follows：It is applicable in that voltage class is high, significantly reduce the noise of reactor by the compaction measure to device body, Integral three-phase structure has saved the installation space of current-limiting reactor.
Description
Technical field
The present invention relates to a kind of 220kV Three-phase oil immersion types hollow current-limiting reactors, belong to reactor technical field.
Background technology
With the continuous development of current power grid scale, the level of short circuit current increasingly increases.When grid short circuit increase in current
Will be more than the rupturing capacity of breaker when reaching certain level, to making the power grid moment be in because breaker can not be cut-off therefore
Barrier electric current and make among the danger of fault spread.As the important means of limitation three-phase shortcircuit, current-limiting reactor can increase complete set
The positive sequence impedance of system solves the problems, such as that short circuit current is exceeded.Current dry current limiting reactor, since voltage class is low, completely
The requirement of current high-voltage fence cannot be met.The current-limiting reactor of background technology, advantage is that design is simple, reliable for operation, can be used
Making 110kV grades or less power grid reduces system short-circuit levels of current.There are the problem of voltage class it is low, cannot be satisfied high-voltage circuit
Operation needs, and exactly power grid develops to voltage levels.And single-phase current-limiting reactor needs in groups when in use, equipment
The mounting area of bigger is needed, safeguards complicated, totle drilling cost height, it is low in economic efficiency.
Invention content
It is an object of the present invention to provide a kind of 220kV Three-phase oil immersion types hollow current-limiting reactors, can be used in 220kV high-voltage electricity
Net.Integral three-phase significantly reduces the mounting area of current-limiting reactor, safeguards simply, efficiently solves background technology
Present in the above problem.
The technical scheme is that：A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor, including three-phase shares iron yoke
With hollow winding, it is rectangle iron yoke that the three-phase, which shares iron yoke, and hollow winding has three-phase, is inner shield continuous structure, uses
Upper and lower two-way is in parallel, and electrostatic ring is equipped in upper and lower two ends, and being fixed on three-phase by non-magnetic core model shares in iron yoke.
Stretching screw is equipped between every mutually hollow winding, the upper end of stretching screw, which is equipped with, folds spring, above and below the shared iron yoke of three-phase
Both ends are equipped with yoke clip piece, stretching screw include it is logical wear lamination long bolt and do not wear lamination long bolt, it is logical wear lamination long bolt with
Lamination long bolt is not worn and clamps yoke clip piece, and yoke clip piece is U-shaped high-strength steel sheet.
The lead of hollow winding is head end, end same side output terminal structure, and head end is detachable lead, and upper and lower end leads connect
It is drawn from case lid after being connected together, end leads are equipped with paper bag and corrugated board package structure.
Include also oil conservater, gilled radiator and wind turbine, the gilled radiator, wind turbine are divided to two groups of settings in reactor sheet
Around body, oil conservater is placed on one of which wind turbine.
The beneficial effects of the invention are as follows：It is applicable in voltage class height, electricity is significantly reduced by the compaction measure to device body
The noise of anti-device, Integral three-phase structure have saved the installation space of current-limiting reactor.
Description of the drawings
Fig. 1 is the electrical wiring schematic diagram of the present invention；
Fig. 2 is the alternate device body compressing structure schematic diagram of the present invention；
Fig. 3 is the horizontal layout schematic diagram of the present invention；
Fig. 4 is the external structure of the present invention；
Fig. 5 is the vertical view of Fig. 4；
Fig. 6 is the left view of Fig. 4；
Fig. 7 is the reactor core model schematic diagram inside the present invention；
Fig. 8 is that reactor core model removes stereogram after electrical shielding cylinder；
In figure：Three-phase shares iron yoke 1, hollow winding 2, yoke clip piece 3, non-magnetic core model 4, stretching screw 5, folded spring 6, insulation board
7, air gap cushion block 8, electrical shielding cylinder 9, oil conservater 91, gilled radiator 92, wind turbine 93, casing 94, oil level indicator 95, terminal box 96,
Control cabinet 97, gas relay 99, closes valve 910, oil surface temperature meter 911, temperature meter base 912, on-line monitoring at fiber device 98
Instrument 913, winding temperature gage 914, pressure relief valve 915.
Specific implementation mode
Below in conjunction with attached drawing, by embodiment, the invention will be further described.
A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor, including the shared iron yoke 1 of three-phase and hollow winding 2, described three
It is rectangle iron yoke mutually to share iron yoke 1, and hollow winding 2 has three-phase, is inner shield continuous structure, in parallel using upper and lower two-way,
Upper and lower two ends are equipped with electrostatic ring, and being fixed on three-phase by non-magnetic core model 4 shares in iron yoke 1.
Per stretching screw 5 is equipped between mutually hollow winding 2, the upper end of stretching screw 5 is equipped with folded spring 6, and three-phase shares iron yoke 1
Upper and lower ends are equipped with yoke clip piece 3, and stretching screw includes leading to wear lamination long bolt and do not wear lamination long bolt, logical to wear the long spiral shell of lamination
Bar and do not wear lamination long bolt clamp yoke clip piece, yoke clip piece 3 be U-shaped high-strength steel sheet.
The lead of hollow winding 2 is head end, end same side output terminal structure, and head end is detachable lead, upper and lower end leads
It is drawn from case lid after linking together, end leads are equipped with paper bag and corrugated board package structure.
Include also oil conservater 91, gilled radiator 92 and wind turbine 93, the gilled radiator 92, wind turbine 93 are divided to two groups of settings
Around reactor body, oil conservater 91 is placed on one of which wind turbine 93.
In practical applications, such as Fig. 1, hollow winding is 220kV all insulations, inner shield continuous structure, using upper and lower two
Road is in parallel, and has electrostatic ring in upper and lower two end sets.One rectangle iron yoke, the shared magnetic circuit as three windings.Winding
The core model made of un-conducted magnetic material is fixed in iron yoke, the ability for increasing the deformation of winding resistance to shorting.
Such as Fig. 2, iron yoke does folder with U-shaped high-strength steel sheet, and leads to wear lamination long bolt and do not wear lamination long bolt and clamp
Yoke clip piece ensures that iron yoke lamination entirety consolidation does not loosen.It is provided with upper and lower stretching screw between every phase winding, is reached by folded spring
To locking function is compressed, prevents coil from rebounding, reduce the vibration of entire device body, efficiently controlled noise level.U-shaped folder
Hanging axis is equipped in the middle part of part, it can be to device body integral lifting by upper clamping piece fixing device.
Such as Fig. 3, lead is using head end, end same side output terminal.Head end is drawn with detachable gage system from thiol.
Upper and lower end leads are drawn after linking together from case lid.End leads wrap up mode using paper bag and corrugated board, increase
Dielectric strength, it is ensured that have enough insulation distances to structural member.
External structure such as Fig. 4-Fig. 6, also include oil conservater 91, gilled radiator 92, wind turbine 93, casing 94, oil level indicator 95,
Terminal box 96, fiber device 98, gas relay 99, closes valve 910, oil surface temperature meter 911, temperature meter base at control cabinet 97
912, on-line computing model 913, winding temperature gage 914 and pressure relief valve 915, piece dissipates and wind turbine is divided to two groups to be arranged in reactor sheet
Around body.Oil conservater is placed on one of which wind turbine, and be furnished with operating platform, ensure operation, maintenance personnel safe operation.
Such as Fig. 7 and 8, if the reactor core model inside the hollow current-limiting reactor is by dried layer insulation board 7 and air gap cushion block 8
It constitutes, is bonded multiple air gap cushion blocks 8 on every layer of insulation board 7, the composition that stacks up of insulation board 7 that multilayer is stained with air gap cushion block 8 is empty
The core model of core device；The height of core model matches with iron core of electric reactor window height, outer diameter and the reactor winding internal diameter phase of core model
It matches, reactor iron yoke on core model longitudinal bracing, cross-brace reactor winding.
Strength glue sticking air gap cushion block 8, the air gap cushion block column that longitudinally composition supports, support are used on the insulation board 7
Reactor iron yoke is easy for making using layered structure purpose.
The insulation board 7 increases electrical shielding cylinder 9 with 8 outside of air gap cushion block, can effectively improve electrode shape, prevents line
It encloses to internal electric discharge.
The application method of reactor core model：Above-mentioned core model is placed on inside reactor winding, it can effectively lateral stretching
Reactor winding, and can be positioned to reactor winding；Meanwhile core model is located in core of reactor frame, can support
The upper and lower iron yoke of the iron core of reactor, prevents iron yoke due to gravity flexural deformation.
Claims (4)
1. a kind of 220kV Three-phase oil immersion types hollow current-limiting reactor, it is characterised in that：Including three-phase shares iron yoke（1）With it is hollow
Winding（2）, the three-phase shares iron yoke（1）For rectangle iron yoke, hollow winding（2）There is three-phase, is inner shield continuous structure, adopts
With the parallel connection of upper and lower two-way, it is equipped with electrostatic ring in upper and lower two ends, passes through non-magnetic core model（4）It is fixed on three-phase and shares iron yoke
（1）On.
2. a kind of 220kV Three-phase oil immersion types hollow current-limiting reactor according to claim 1, it is characterised in that：Per mutually empty
Heart winding（2）Between be equipped with stretching screw（5）, stretching screw（5）Upper end be equipped with folded spring（6）, three-phase shares iron yoke（1）Up and down
Both ends are equipped with yoke clip piece（3）, logical to wear lamination long bolt and do not wear lamination long bolt clamping yoke clip piece, yoke clip piece（3）For U
Type high-strength steel sheet.
3. a kind of 220kV Three-phase oil immersion types hollow current-limiting reactor according to claim 1, it is characterised in that：It is hollow around
Group（2）Lead be head end, end same side output terminal structure, head end be detachable lead, after upper and lower end leads link together
It is drawn from case lid, end leads are equipped with paper bag and corrugated board package structure.
4. a kind of 220kV Three-phase oil immersion types hollow current-limiting reactor according to claim 1, it is characterised in that：Also include
Oil conservater（91）, gilled radiator（92）And wind turbine（93）, the gilled radiator（92）, wind turbine（93）It is divided to two groups of settings in electricity
Around anti-device ontology, oil conservater（91）It is placed on one of which wind turbine（93）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810523718.7A CN108597788A (en) | 2018-05-28 | 2018-05-28 | A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810523718.7A CN108597788A (en) | 2018-05-28 | 2018-05-28 | A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108597788A true CN108597788A (en) | 2018-09-28 |
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ID=63629342
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810523718.7A Pending CN108597788A (en) | 2018-05-28 | 2018-05-28 | A kind of 220kV Three-phase oil immersion types hollow current-limiting reactor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009111028A (en) * | 2007-10-26 | 2009-05-21 | Toshiba Henden Kiki Technology Kk | Reactor |
| CN202871459U (en) * | 2012-08-28 | 2013-04-10 | 成都昊地科技有限责任公司 | Active field full-magnetic shielding mouse cage shape air-core current-limiting reactor |
| CN205911118U (en) * | 2016-07-13 | 2017-01-25 | 合容电气股份有限公司 | Pouring type dry -type iron core parallel reactor |
| CN207409368U (en) * | 2017-10-31 | 2018-05-25 | 江苏华鹏变压器有限公司 | Three-phase integrated air reactor with conjugated structure |
| CN208157216U (en) * | 2018-05-28 | 2018-11-27 | 保定天威保变电气股份有限公司 | A kind of 220kV Three-phase oil immersion type hollow current-limiting reactor |
-
2018
- 2018-05-28 CN CN201810523718.7A patent/CN108597788A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009111028A (en) * | 2007-10-26 | 2009-05-21 | Toshiba Henden Kiki Technology Kk | Reactor |
| CN202871459U (en) * | 2012-08-28 | 2013-04-10 | 成都昊地科技有限责任公司 | Active field full-magnetic shielding mouse cage shape air-core current-limiting reactor |
| CN205911118U (en) * | 2016-07-13 | 2017-01-25 | 合容电气股份有限公司 | Pouring type dry -type iron core parallel reactor |
| CN207409368U (en) * | 2017-10-31 | 2018-05-25 | 江苏华鹏变压器有限公司 | Three-phase integrated air reactor with conjugated structure |
| CN208157216U (en) * | 2018-05-28 | 2018-11-27 | 保定天威保变电气股份有限公司 | A kind of 220kV Three-phase oil immersion type hollow current-limiting reactor |
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