CN204407111U - A kind of SVG startup resistor - Google Patents
A kind of SVG startup resistor Download PDFInfo
- Publication number
- CN204407111U CN204407111U CN201420862880.9U CN201420862880U CN204407111U CN 204407111 U CN204407111 U CN 204407111U CN 201420862880 U CN201420862880 U CN 201420862880U CN 204407111 U CN204407111 U CN 204407111U
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- Prior art keywords
- resistor
- svg
- wall
- box
- starting
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- 239000012212 insulator Substances 0.000 claims abstract description 11
- 239000003822 epoxy resin Substances 0.000 claims abstract description 8
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 8
- 239000004593 Epoxy Substances 0.000 claims abstract description 7
- 238000004804 winding Methods 0.000 claims abstract description 4
- 239000011231 conductive filler Substances 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
本实用新型涉及启动电阻器技术领域，尤其涉及一种SVG启动电阻器，它包括箱体、电阻器、环氧树脂绝缘子、环氧板、穿墙套管；所述电阻器通过环氧树脂绝缘子安装于环氧板，电阻器的中间电位与箱体连接，电阻器采用导热填充料及双线绕组绕制而成；所述穿墙套管的数量为三个，其中两个穿墙套管分别连接于电阻器左端的上下部位置作为进线端，另一个穿墙套管连接于电阻器右端的下部位置作为出线端，可有效消除或减少谐波，降低电网成本。
The utility model relates to the technical field of starting resistors, in particular to an SVG starting resistor, which includes a box body, a resistor, an epoxy resin insulator, an epoxy board, and a wall-through bushing; the resistor passes through the epoxy resin insulator Installed on the epoxy board, the intermediate potential of the resistor is connected to the box, and the resistor is made of thermally conductive filler and bifilar winding; the number of the wall bushings is three, and two of the wall bushings are respectively The upper and lower parts connected to the left end of the resistor are used as the incoming line end, and the other wall bushing is connected to the lower part of the right end of the resistor as the outgoing line end, which can effectively eliminate or reduce harmonics and reduce power grid costs.
Description
技术领域 technical field
本实用新型涉及启动电阻器技术领域，尤其涉及一种用于高压直流输电流系统启动的SVG启动电阻器。 The utility model relates to the technical field of starting resistors, in particular to an SVG starting resistor used for starting a high-voltage direct current transmission system.
背景技术 Background technique
现有启动电阻器为SVC静止无功补偿，易产生谐波危害，对谐波会产生放大作用，增加电网中补偿电容器的谐振机率，增加电网成本。 The existing starting resistor is SVC static var compensation, which is easy to generate harmonic hazards, which will amplify the harmonics, increase the resonance probability of the compensation capacitor in the power grid, and increase the cost of the power grid.
发明内容 Contents of the invention
本实用新型的目的在于针对现有技术的不足而提供一种SVG启动电阻器，可有效消除或减少谐波，降低电网成本。 The purpose of the utility model is to provide a SVG start-up resistor for the deficiencies of the prior art, which can effectively eliminate or reduce harmonics and reduce the cost of the power grid.
为实现上述目的，本实用新型采用如下技术方案：一种SVG启动电阻器，它包括箱体、电阻器、环氧树脂绝缘子、环氧板、穿墙套管；所述电阻器通过环氧树脂绝缘子安装于环氧板，电阻器的中间电位与箱体连接， 电阻器采用导热填充料及双线绕组绕制而成；所述穿墙套管的数量为三个，其中两个穿墙套管分别连接于电阻器左端的上下部位置作为进线端，另一个穿墙套管连接于电阻器右端的下部位置作为出线端。 In order to achieve the above purpose, the utility model adopts the following technical scheme: a SVG starting resistor, which includes a box body, a resistor, an epoxy resin insulator, an epoxy board, and a wall bushing; the resistor passes through the epoxy resin The insulator is installed on the epoxy board, and the intermediate potential of the resistor is connected to the box body. The resistor is made of thermally conductive filler and double-wire winding; the number of the wall bushings is three, and two of them are wall bushings The upper and lower parts respectively connected to the left end of the resistor are used as the incoming wire end, and the other wall bushing is connected to the lower part of the right end of the resistor as the outgoing wire end.
所述箱体的底部设置有支柱绝缘子。 The bottom of the box is provided with post insulators.
所述箱体为圆柱形状，箱体的顶板及底部封装。 The box body is in a cylindrical shape, and the top plate and the bottom of the box body are encapsulated.
本实用新型有益效果为：本实用新型所述一种SVG启动电阻器，可有效消除或减少谐波，降低电网成本。 The beneficial effects of the utility model are: the SVG starting resistor described in the utility model can effectively eliminate or reduce harmonics and reduce the cost of the power grid.
附图说明 Description of drawings
附图1是本实用新型的主视图。 Accompanying drawing 1 is the front view of the utility model.
附图2是附图1的A-A剖视图。 Accompanying drawing 2 is A-A sectional view of accompanying drawing 1.
具体实施方式 Detailed ways
下面结合附图对本实用新型作进一步的说明：如图1和图2所示，本实用新型所述一种SVG启动电阻器，它包括箱体1、电阻器2、环氧树脂绝缘子3、环氧板6、穿墙套管4；所述电阻器2通过环氧树脂绝缘子3安装于环氧板6。电阻器2的中间电位与箱体1连接，降低箱体1电气间隙及悬浮电位，提高电气性能。电阻器2采用导热填充料及双线绕组绕制而成，温度系数低，散热性能好，电感低；所述穿墙套管4的数量为三个，其中两个穿墙套管4分别连接于电阻器2左端的上下部位置作为进线端，另一个穿墙套管4连接于电阻器2右端的下部位置作为出线端，上述穿墙套管4与电阻器2二进一出的接线方式，下部两个穿墙套左右短接，在系统启动后通过穿墙套管4把电阻器2短路。所述箱体1的底部设置有支柱绝缘子5，用于安装于地面上。所述箱体1为圆柱形状，箱体1的顶板及底部封装，结构紧凑。 The utility model will be further described below in conjunction with the accompanying drawings: as shown in Figure 1 and Figure 2, a SVG starting resistor described in the utility model includes a box body 1, a resistor 2, an epoxy resin insulator 3, a ring Oxygen board 6 , wall bushing 4 ; the resistor 2 is installed on the epoxy board 6 through the epoxy resin insulator 3 . The intermediate potential of the resistor 2 is connected to the box body 1, which reduces the electrical clearance and suspension potential of the box body 1, and improves the electrical performance. The resistor 2 is made of heat-conducting filler material and double-wire winding, with low temperature coefficient, good heat dissipation performance and low inductance; the number of the wall-piercing bushings 4 is three, and two of the wall-piercing bushings 4 are respectively connected to The upper and lower positions of the left end of the resistor 2 are used as the incoming line end, and the other wall-through bushing 4 is connected to the lower position of the right end of the resistor 2 as the outgoing line end. , the lower two wall bushings are short-circuited left and right, and the resistor 2 is short-circuited through the wall bushing 4 after the system is started. The bottom of the box body 1 is provided with post insulators 5 for installation on the ground. The box body 1 is in the shape of a cylinder, and the top plate and the bottom of the box body 1 are encapsulated, and the structure is compact.
本实用新型所述一种SVG启动电阻器主要适用于高压/超高压直流输电系统、无功补偿回路、阻尼滤波回路等，可有效消除或减少谐波，具有体积小、选容小、结构紧凑、防护等级高、绝缘性能高、运行可靠、不产生谐波的优势。与现有技术相比，本实用新型具有以下优点： The SVG starting resistor described in the utility model is mainly suitable for high-voltage/ultra-high-voltage DC transmission systems, reactive power compensation circuits, damping filter circuits, etc., can effectively eliminate or reduce harmonics, and has small volume, small capacity selection, and compact structure. , high protection level, high insulation performance, reliable operation, and no harmonic generation. Compared with the prior art, the utility model has the following advantages:
一、圆柱型结构紧凑，合理利用空间。 1. The cylindrical structure is compact and the space is rationally used.
二、能够减少电网中补偿电容器的谐振机率，同时，减少谐波对系统信号传输的影响，增加系统的可靠性。 2. It can reduce the resonance probability of the compensation capacitor in the power grid, and at the same time, reduce the influence of harmonics on system signal transmission, and increase the reliability of the system.
三、选容小、不产生谐波的优势。 3. The advantages of small selection capacity and no harmonic generation.
以上所述仅是本实用新型的较佳实施方式，故凡依本实用新型专利申请范围所述的构造、特征及原理所做的等效变化或修饰，均包括于本实用新型专利申请范围内。 The above is only a preferred embodiment of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the utility model patent application scope are all included in the utility model patent application scope .
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420862880.9U CN204407111U (en) | 2014-12-31 | 2014-12-31 | A kind of SVG startup resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420862880.9U CN204407111U (en) | 2014-12-31 | 2014-12-31 | A kind of SVG startup resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204407111U true CN204407111U (en) | 2015-06-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420862880.9U Expired - Lifetime CN204407111U (en) | 2014-12-31 | 2014-12-31 | A kind of SVG startup resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204407111U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863211A (en) * | 2017-09-28 | 2018-03-30 | 广东福德电子有限公司 | High-voltage damping resistor and manufacturing process thereof |
| CN109300635A (en) * | 2018-11-19 | 2019-02-01 | 国家电网有限公司 | Starting resistor for high-voltage flexible direct-current transmission |
-
2014
- 2014-12-31 CN CN201420862880.9U patent/CN204407111U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863211A (en) * | 2017-09-28 | 2018-03-30 | 广东福德电子有限公司 | High-voltage damping resistor and manufacturing process thereof |
| CN109300635A (en) * | 2018-11-19 | 2019-02-01 | 国家电网有限公司 | Starting resistor for high-voltage flexible direct-current transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150617 |