CN201611604U - Dry type hollow series capacity regulating reactor - Google Patents

Dry type hollow series capacity regulating reactor Download PDF

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Publication number
CN201611604U
CN201611604U CN2009200416806U CN200920041680U CN201611604U CN 201611604 U CN201611604 U CN 201611604U CN 2009200416806 U CN2009200416806 U CN 2009200416806U CN 200920041680 U CN200920041680 U CN 200920041680U CN 201611604 U CN201611604 U CN 201611604U
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CN
China
Prior art keywords
coil
series
reactor
type hollow
capacity regulating
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.)
Expired - Lifetime
Application number
CN2009200416806U
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Chinese (zh)
Inventor
史波杰
周明基
徐忠伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI TAIBO REACTOR CO Ltd
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WUXI TAIBO REACTOR CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Priority to CN2009200416806U priority Critical patent/CN201611604U/en
Application granted granted Critical
Publication of CN201611604U publication Critical patent/CN201611604U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30Reactive power compensation

Abstract

The utility model relates to a dry type hollow series capacity regulating reactor which is connected with a capacitor (group) in series for use, belongs to the technical field of power reactive power compensation equipment and comprises a mounting baseplate, a high-voltage insulator and a first coil, wherein the high-voltage insulator is connected with the mounting baseplate, the first coil is positioned on the high-voltage insulator, and the dry type hollow series capacity regulating reactor is characterized in that a second coil is positioned on the first coil, the first coil is connected with the second coil in series, and the series-connection end is the first wire inlet end; and the wiring end positioned at the first coil is the first wire inlet end and the wire outlet end, the wiring end positioned at the second coil is the second wire inlet end, and the first wire inlet end, the second wire inlet end and the wire outlet end are all positioned on an aluminum conductive arm. The dry type hollow series capacity regulating reactor can effectively inhibit and absorb higher-order harmonics in a power grid system, simultaneously meet that the series reactor in a reactive power compensation device can increase or decrease the capacity according to needs when the load of the power grid changes on the basis of limiting the inrush current at the closing instant and operating the overvoltage and further reasonably run the reactive power compensation device.

Description

Dry-type hollow series capacity regulating reactor
Technical field
The utility model relates to a kind of dry-type hollow series capacity regulating reactor, and the use of connecting with capacitor (group) belongs to the electric reactive compensating equipment technical field.
Background technology
At present, the series reactor that adopts in the power capacitor reactive compensation installation mainly has been to suppress effects such as the amplification of high order harmonic component and restriction inrush phenomenon.Owing to exist high order harmonic component in the electrical network, the input of capacitor group can make high order harmonic component amplify, and reactor is gone in series connection in capacitor group loop for this reason, suppresses harmonic wave and amplifies, and improves the electrical network waveform.Its basic principle is that certain induction reactance is set, and makes the capacitor and inductor series circuit present perception for certain and above high order harmonic component.And when network load changed, the capacity of the series reactor in the reactive power compensator but can't in time change, and influenced the reasonable operation of reactive power compensator.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, a kind of dry-type hollow series capacity regulating reactor is provided, can suppress, absorb the high order harmonic component in the network system effectively, can limit simultaneously its close a floodgate instantaneous shove and the basis of switching overvoltage on, can satisfy when network load changes, the capacity of the series reactor in the reactive power compensator also can carry out the increase or the minimizing of capacity with demand, thereby reactive power compensator can rationally be moved.
The technical scheme that provides according to the utility model, dry-type hollow series capacity regulating reactor comprises installs base plate, high-tension insulator and first coil, high-tension insulator is connected with the installation base plate, first coil is positioned on the described high-tension insulator, feature is that second coil is positioned on first coil, described first coil and second coil are connected in series, and the series connection end is the first end of incoming cables A1; The terminals that are positioned at first coil are the first end of incoming cables A1 and leading-out terminal A2, and the terminals that are positioned at second coil are the second end of incoming cables A, and the first end of incoming cables A1, the second end of incoming cables A and leading-out terminal A2 all are positioned on the aluminium conductive arm.
Described first coil is by epoxy resin enclosed, Inside coil, insulation aluminum conductor, long glass fibres tow, the polyester glass fiber pulling bar of suspension bracket, aluminium conductive arm, epoxy are formed up and down, first coil is made of a plurality of concentric epoxy resin enclosed Inside coils, Inside coil is formed by insulation aluminum conductor coiling, and the insulation aluminum conductor is welded on the aluminium conductive arm of suspension bracket up and down.
Described concentric epoxy resin enclosed outside is held by the long glass fibres tow, adopts polyester glass fiber pulling bar between holding, as vertical air flue.Described Inside coil adopts the Multi-layer Parallel core structure.
Compared with the prior art the utility model has the following advantages:
The utility model is rational in infrastructure, compact; When corresponding network load changes, the volume change of reactive power compensator and, the inductance of reactor is increased, needed inductance value when reaching different load and changing at reactor winding serial connection coil; Practicable many grades of volume change by the serial connection of a plurality of reactor windings, are increased the inductance of reactor, needed inductance value when reaching the different load variation.Reactor capacity in the reactive power compensator also can change and respective change makes reactor can mate consistent with the condenser reactance rate with capacitor volume.Use to install very convenient, can be on a reactor variation by wiring position, and realize the volume change of reactor.
Description of drawings
Fig. 1 is the utility model structural front view.
Fig. 2 is the utility model structure vertical view.
Fig. 3 is the structural representation of the utility model coil.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As Fig. 1~shown in Figure 2, the utility model comprises installs base plate 1, high-tension insulator 2, first coil 3, second coil 4, the first end of incoming cables A1, the second end of incoming cables A, leading-out terminal A2.
The utility model high-tension insulator 2 is connected with installation base plate 1, is used to support first coil 3 and second coil 4, and adopts between the basis, ground base plate 1 transition is installed, so that equipment is installed.
First coil 3 is positioned on the described high-tension insulator 2, and second coil 4 is positioned on first coil 3, and described first coil 3 and second coil 4 are connected in series, and the series connection end is the first end of incoming cables A1; The terminals that are positioned at first coil 3 are the first end of incoming cables A1 and leading-out terminal A2, and the terminals that are positioned at second coil 4 are the second end of incoming cables A, and the first end of incoming cables A1, the second end of incoming cables A and leading-out terminal A2 all are positioned on the aluminium conductive arm 9.
Series capacity regulating reactor described in the utility model can be on a reactor by the variation of wiring position, and realize that the multicapacity of reactor changes.With system voltage 35kV, rated capacity 240kvar, pondage 120kvar, capacity second gear Regulatable reactor is an example:
240kvar into and out of line end is: the first end of incoming cables A1-leading-out terminal A2;
120kvar into and out of line end is: the second end of incoming cables A-leading-out terminal A2;
Specified terminal voltage: 1.403kV;
Rated current: 171A/85.5A;
Specified reactance: 8.205 Ω/16.41 Ω.
As shown in Figure 3, the utility model first coil 3, second coil, 4 structures are identical.
Described first coil 3 is by epoxy resin enclosed 5, Inside coil 6, insulation aluminum conductor 7, long glass fibres tow 10, the polyester glass fiber pulling bar 11 of suspension bracket 8, aluminium conductive arm 9, epoxy are formed up and down.First coil 3 constitutes (design is by 240kvar, 171A rated current) by a plurality of concentric epoxy resin enclosed 5.Epoxy resin enclosed 5 are made of Inside coil 6.Inside coil 6 adopts the Multi-layer Parallel core structures, and Inside coil 6 is formed by 7 coilings of insulation aluminum conductor, and all insulation aluminum conductors 7 are welded on the aluminium conductive arm 9 of suspension bracket 8 up and down.Each is sealed, and (concentric epoxy resin enclosed 5) are outside to be held by the long glass fibres tow 10 that flooded epoxy, adopts polyester glass fiber pulling bar 11 between sealing, and as vertical air flue, is beneficial to heat radiation.Behind hot setting, form the integral body of closely knit, a firm fiberglass sample, and the coating and the decorative paint of spraying ultra-violet radiation resisting, guarantee that it has high weatherability.
Described second coil 4 is sealed by a plurality of concentric epoxy resin enclosed 5 and is constituted, and design is by 120kvar, 85.5A rated current.
When using 240kvar, the electric current of reactor is big, reactance value is little, so the reactor wiring is the first end of incoming cables A1-leading-out terminal A2; When reactor uses 120kvar, reactance value 16.41 Ω of 120kvar are bigger 1 times than 240kvar reactance value 8.205 Ω, so will on first coil 3, be connected in series second coil 4, make reactance value reach the required value of 120kvar, the reactor wiring should be the first end of incoming cables A1-leading-out terminal A2.By the variation of wiring position, and reach the purpose of second gear capacity transfer.

Claims (4)

1. dry-type hollow series capacity regulating reactor, comprise base plate (1), high-tension insulator (2) and first coil (3) are installed, high-tension insulator (2) is connected with installation base plate (1), first coil (3) is positioned on the described high-tension insulator (2), it is characterized in that: second coil (4) is positioned on first coil (3), described first coil (3) and second coil (4) are connected in series, and the series connection end is first end of incoming cables (A1); The terminals that are positioned at first coil (3) are first end of incoming cables and leading-out terminal (A2), and the terminals that are positioned at second coil (4) are second end of incoming cables (A), and first end of incoming cables (A1), second end of incoming cables (A) and leading-out terminal (A2) all are positioned on the aluminium conductive arm (9).
2. dry-type hollow series capacity regulating reactor according to claim 1, it is characterized in that described first coil (3) by epoxy resin enclosed (5), Inside coil (6), the insulation aluminum conductor (7), suspension bracket (8), aluminium conductive arm (9) are formed up and down, first coil (3) is made of a plurality of epoxy resin enclosed with one heart (5), epoxy resin enclosed (5) are made of Inside coil (6), Inside coil (6) is formed by insulation aluminum conductor (7) coiling, and insulation aluminum conductor (7) is welded on the aluminium conductive arm (9) of suspension bracket (8) up and down.
3. dry-type hollow series capacity regulating reactor according to claim 2 is characterized in that described epoxy resin enclosed with one heart (5) outside is held by long glass fibres tow (10), adopts polyester glass fiber pulling bar (11), as vertical air flue between holding.
4. dry-type hollow series capacity regulating reactor according to claim 2 is characterized in that described Inside coil (6) adopts the Multi-layer Parallel core structure.
CN2009200416806U 2009-03-31 2009-03-31 Dry type hollow series capacity regulating reactor Expired - Lifetime CN201611604U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200416806U CN201611604U (en) 2009-03-31 2009-03-31 Dry type hollow series capacity regulating reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200416806U CN201611604U (en) 2009-03-31 2009-03-31 Dry type hollow series capacity regulating reactor

Publications (1)

Publication Number Publication Date
CN201611604U true CN201611604U (en) 2010-10-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105702436A (en) * 2016-04-19 2016-06-22 铁道第三勘察设计院集团有限公司 Alternating-current ice-melting electric reactor applicable to contact net of high-speed rail and design method of alternating-current ice-melting electric reactor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105702436A (en) * 2016-04-19 2016-06-22 铁道第三勘察设计院集团有限公司 Alternating-current ice-melting electric reactor applicable to contact net of high-speed rail and design method of alternating-current ice-melting electric reactor

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Granted publication date: 20101020