CN206282735U - A kind of large value capacitor group of new single column structure - Google Patents
A kind of large value capacitor group of new single column structure Download PDFInfo
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- CN206282735U CN206282735U CN201621300155.8U CN201621300155U CN206282735U CN 206282735 U CN206282735 U CN 206282735U CN 201621300155 U CN201621300155 U CN 201621300155U CN 206282735 U CN206282735 U CN 206282735U
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- large value
- column structure
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Abstract
The utility model is related to a kind of large value capacitor group of new single column structure, including multiple capacitor units, insulator, support summation current transformer.Multiple capacitor units can be made up of the capacitor bank of different capabilities series connection and parallel way.The support and the molecular single capacitor pylon of insulation can realize that multiple capacitor units are poor for single bridge or requirement of Double-bridge difference wiring.The utility model is widely used in more than 35kV power systems, is mainly used in improving power factor, reduces grid loss, improve the quality of power supply, improve the conveying capacity of power network and filter the harmonic wave in power network.Double-bridge difference defencive function is realized on a capacitor pylon.Capacitor unit can be rack-mount when dispatching from the factory and installs connecting line, is so easy to transport, is easily installed.The utility model effectively reduces on-site installation work amount, and largely saves floor space, realizes the standardization of the capacitor bank of different capabilities.
Description
Technical field
The utility model is related to a kind of large value capacitor group of new single column structure, can be widely applied to more than 35kV
Power system.The reactive-load compensation harmonic that the capacitor bank is mainly used in power system is administered.
Background technology
Capacitor device includes the capacitor unit for connecting in a specific way, by connecting by different way with certain
The capacitor unit of capacitance, the capacitor equipment can according to the design pattern of wants with different capacitances.Except each electricity
Outside container unit, in capacitor bank also including support, insulator, connecting line summation current transformer etc. other equipment.
The capacitor bank of Double-bridge difference unbalanced current protection needs that capacitor unit is at least connected into 4 string structures, and this
The capacitor bank that protection pattern is applied to Large Copacity is planted, existing technology is that the capacitor bank of two single Bridge differential current protections is distinguished into cloth
Put on two capacitor pylons；Current transformer is separately mounted to two both sides of capacitor pylon；Capacitor, corollary equipment
And mounting bracket Bulk Packaging, transport to scene；Capacitor, corollary equipment are installed at the scene, between line at the scene
Make.
The Double-bridge difference unbalanced current protection of above-mentioned prior art capacitor bank is the disadvantage is that, two single bridge difference electric capacity
Device group needs to be arranged on two capacitor pylons, and floor space is big, and standardization level is low；Meanwhile, on-site installation work
Amount is greatly, it is necessary to set-up time more long and space.
The content of the invention
The purpose of this utility model is to provide a kind of large value capacitor group of new single column structure, and it can reduce scene
Installation workload.It can largely save floor space.It can realize the standardization of the capacitor bank of different capabilities.
The purpose of this utility model is achieved in that a kind of large value capacitor group of new single column structure, including electricity
Container unit (1), insulator (2), current transformer (3), support (4), interconnector (5), inlet-outlet line (6), buttress brace (7),
Support (4) is provided with capacitor unit (1), and multiple capacitor units (1) can constitute different appearances by series connection and parallel way
The capacitor bank of amount, support (4) bottom and support interlayer are provided with insulator (2), according to voltage class, dielectric level and climb electricity away from
Insulator (2) specification is adjusted from situation, is separated by insulator (2) per layer capacitor unit (1), whole Capacitor stack peace
On insulator (2), support (4) one or both sides are provided with current transformer (3), by inside between capacitor unit (1)
Line (5) is connected, and to be flexible coupling, support (4) top and bottom are provided with inlet-outlet line (6) to interconnector (5), and inlet-outlet line (6) is hard
Busbar or pipe are female, and capacitor unit (1) is connected by interconnector (5) with inlet-outlet line (6), and ground floor support is provided with two and adds
Brutal (7).
The big face of capacitor unit (1) or leptoprosopy crouch and put on support (4).
The support (4) and the single capacitor pylon of insulator (2) composition, single capacitor pylon are provided with two lists
The capacitor bank of bridge difference unbalanced current protection, multiple capacitor units can realize the requirement of single bridge difference and Double-bridge difference wiring,
Capacitor bank can be single bridge difference unbalanced current protection, or Double-bridge difference unbalanced current protection.
Described inlet-outlet line (6) is hard busbar, and three-phase is horizontally disposed.
Buttress brace (7) can be vertical pulling, or oblique pull.
The characteristics of the utility model is：A kind of large value capacitor group of new single column structure, be widely used in 35kV with
Upper power system, is mainly used in improving power factor, reduces grid loss, the conveying capacity for improving the quality of power supply, improving power network
With filter the harmonic wave in power network.The capacitor of Double-bridge difference protection is constituted per the capacitor bank by two single Bridge differential current protections, by two
The capacitor bank of individual single Bridge differential current protection merges on same pylon, then two single bridge differential lines are led to Current Mutual Inductance respectively
Device, thus realizes Double-bridge difference defencive function on a capacitor pylon.Capacitor unit can be arranged on when dispatching from the factory
On support and connecting line is installed, is so easy to transport, be easily installed.The utility model effectively reduces on-site installation work amount, and
And floor space is largely saved, realize the standardization of the capacitor bank of different capabilities.
With reference to example figure, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the utility model structural representation.；
Fig. 2 is the top view of Fig. 1.
Specific embodiment
As shown in Figure 1, 2, the big face of capacitor unit 1 or leptoprosopy are sleeping puts on support 4, capacitor unit 1 it is mutual it
Between connected by interconnector 5；To be flexible coupling, the top and bottom of support 4 are provided with inlet-outlet line 6, capacitor unit 1 to interconnector 5
It is connected with inlet-outlet line 6 by interconnector 5, described inlet-outlet line 6 is that hard busbar or pipe are female, and three-phase is horizontally disposed.Multiple electric capacity
Device unit 1 can be made up of the capacitor bank of different capabilities series connection and parallel way, change the capacity or layer of capacitor unit 1
Number can meet the demand of the capacitor bank of different capabilities.
Separated by insulator 2 per layer capacitor unit, whole Capacitor stack is arranged on insulator 2, according to voltage etc.
Level, dielectric level and creep age distance situation, by the need that different voltage class are met by the specification and quantity that change insulator 2
Ask.
Current transformer 3 is arranged on the one or both sides of capacitor pylon, according to actual conditions, sets or cancels.
Ground floor support is provided with two buttress braces 7, and buttress brace 7 can be vertical pulling, or oblique pull.By installing additional
Brutal 7, can significantly lift the anti-seismic performance of Capacitor stack.
The structure of this capacitor bank can be 4 strings, or be gone here and there more than 4；The list of the support 4 and the composition of insulator 2
Individual capacitor pylon, single capacitor pylon is provided with two capacitor banks of single bridge difference unbalanced current protection, multiple electric capacity
Device unit can realize the requirement of single bridge difference and Double-bridge difference wiring, and capacitor bank can be single bridge difference unbalanced current protection,
It can be Double-bridge difference unbalanced current protection.
According to capacitor bank of the present utility model, can be widely applied in more than 35kV power systems, be mainly used in carrying
High Power Factor, reduce grid loss, improve the quality of power supply, improve power network transmittability and filter the harmonic wave in power network.This
Be arranged on the capacitor bank of two single bridge difference unbalanced current protections on same pylon by utility model, simple and reasonable,
Wiring is clear；Capacitor bank uses modular organization, per layer capacitor with regard to rack-mount shaping, and will be done when dispatching from the factory
Good line, it is easy to transport, be easily installed, effectively reduces on-site installation work amount, and the province that largely saves land saves floor space, realizes not
With the standardization of the capacitor bank of capacity.
Based on description above is read, those skilled in the art are contemplated that other outside above-mentioned preferred embodiment
Mode of texturing.But protection domain of the present utility model should determine according to claim rather than above-mentioned preferred embodiment.This practicality
The protection domain of new claims should include that the general idea embodied with above-mentioned implementation method belongs to same design
Interior all modes of texturing.
Claims (5)
1. a kind of large value capacitor group of new single column structure, including capacitor unit (1), insulator (2), current transformer
(3), support (4), interconnector (5), inlet-outlet line (6), buttress brace (7), it is characterised in that：Support (4) is provided with capacitor list
First (1), multiple capacitor units (1) can be made up of the capacitor bank of different capabilities, support (4) bottom series connection and parallel way
Portion and support interlayer are provided with insulator (2), and insulator (2) is adjusted according to voltage class, dielectric level and creep age distance situation
Specification, is separated per layer capacitor unit (1) by insulator (2), and whole Capacitor stack is arranged on insulator (2), support (4)
One or both sides are provided with current transformer (3), are connected by interconnector (5) between capacitor unit (1), interconnector (5)
To be flexible coupling, support (4) top and bottom are provided with inlet-outlet line (6), and inlet-outlet line (6) is that hard busbar or pipe are female, capacitor unit (1)
It is connected with inlet-outlet line (6) by interconnector (5), ground floor support is provided with two buttress braces (7).
2. a kind of large value capacitor group of new single column structure as claimed in claim 1, it is characterised in that：Capacitor unit
(1) big face or leptoprosopy crouch and put on support (4).
3. a kind of large value capacitor group of new single column structure as claimed in claim 1, it is characterised in that：The support
(4) and insulator (2) composition single capacitor pylon, single capacitor pylon is provided with two single bridge difference out-of-balance currents and protects
The capacitor bank of shield, multiple capacitor units can realize the requirement of single bridge difference and Double-bridge difference wiring, and capacitor bank can be single
Bridge difference unbalanced current protection, or Double-bridge difference unbalanced current protection.
4. a kind of large value capacitor group of new single column structure as claimed in claim 1, it is characterised in that：Described turnover
Line (6) is hard busbar, and three-phase is horizontally disposed.
5. a kind of large value capacitor group of new single column structure as claimed in claim 1, it is characterised in that：Buttress brace (7)
Can be vertical pulling, or oblique pull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621300155.8U CN206282735U (en) | 2016-11-30 | 2016-11-30 | A kind of large value capacitor group of new single column structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621300155.8U CN206282735U (en) | 2016-11-30 | 2016-11-30 | A kind of large value capacitor group of new single column structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206282735U true CN206282735U (en) | 2017-06-27 |
Family
ID=59075153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621300155.8U Active CN206282735U (en) | 2016-11-30 | 2016-11-30 | A kind of large value capacitor group of new single column structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206282735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988365A (en) * | 2018-07-25 | 2018-12-11 | 国家电投集团黄河上游水电开发有限责任公司 | A kind of large capacity split-phase type Three-Phase Transformer balance winding outside staggered connection method |
-
2016
- 2016-11-30 CN CN201621300155.8U patent/CN206282735U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988365A (en) * | 2018-07-25 | 2018-12-11 | 国家电投集团黄河上游水电开发有限责任公司 | A kind of large capacity split-phase type Three-Phase Transformer balance winding outside staggered connection method |
| CN108988365B (en) * | 2018-07-25 | 2022-07-08 | 国家电投集团黄河上游水电开发有限责任公司 | External staggered connection method for three-phase balanced winding of high-capacity split-phase transformer |
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