CN201918730U - Direct-current field of ultra-high-voltage direct-current converter station - Google Patents
Direct-current field of ultra-high-voltage direct-current converter station Download PDFInfo
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- CN201918730U CN201918730U CN2010206943073U CN201020694307U CN201918730U CN 201918730 U CN201918730 U CN 201918730U CN 2010206943073 U CN2010206943073 U CN 2010206943073U CN 201020694307 U CN201020694307 U CN 201020694307U CN 201918730 U CN201918730 U CN 201918730U
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- utmost point
- current
- neutral
- smoothing reactor
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Abstract
The utility model discloses a direct-current field of an ultra-high-voltage direct-current converter station, which comprises pole buses, neutral buses, direct-current filters and smoothing reactors. The direct-current filters are arranged among the pole buses and the neutral buses, the smoothing reactors are respectively disposed on the pole buses and the neutral buses and are dry type smoothing reactors, two dry type smoothing reactors are arranged on each pole bus and are mutually connected in series, two other dry type smoothing reactors are also disposed on each neutral bus and are connected with each other in series. The direct-current field is more reasonable in structural arrangement and reduces occupied area and configuration cost.
Description
Technical field
The utility model relates to a kind of extra-high voltage direct-current current conversion station dc fields.
Background technology
Smoothing reactor is as one of visual plant of HVDC (High Voltage Direct Current) converter substation, be installed on dc fields utmost point bus and the neutral bus, its role is to prevent that the shock wave that DC line produces from entering the valve Room and damaging converter valve, smoothing reactor has dry type and two kinds of patterns of oil immersed type.
In existing high voltage direct current transmission project, adopt the oil immersed type structure mostly, and ultra high voltage (ultra high voltage be meant exchange 1000 kilovolts and above, direct current positive and negative 800 kilovolts and more than) DC converter station as ± 800 current conversion stations in, the manufacturing of oil immersed type smoothing reactor is difficulty very, and the reactance test voltage of oil immersed type smoothing reactor can't obtain.On the other hand, compare with general superhigh pressure current conversion station, extra-high voltage direct-current current conversion station dc fields has partly increased bypass loop, and smoothing reactor should not be directly adjacent to the valve Room and install, and the benefit of oil immersed type smoothing reactor has not existed, needs to do further to improve.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art, and a kind of extra-high voltage direct-current current conversion station dc fields is provided, and structure setting of the present utility model is more reasonable, has reduced floor space, and has reduced deployment cost.
Its technical scheme is as follows.
A kind of extra-high voltage direct-current current conversion station dc fields comprises utmost point bus, neutral bus, DC filter and smoothing reactor, and DC filter is located between utmost point bus and the neutral bus, and smoothing reactor is located at respectively on utmost point bus and the neutral bus; Described smoothing reactor is a dry smoothing reactor, and the dry smoothing reactor of being located on the described utmost point bus is two, mutual arranged in series, and the dry smoothing reactor of being located on the described neutral bus also is two, mutually arranged in series.
Below the further technical scheme of the utility model is described.
On the described utmost point bus, on the neutral bus, between utmost point bus and the neutral bus, be equipped with isolating switch.
Be equipped with electrical measuring device on the described utmost point bus and on the neutral bus.
Also include the converter valve Room, described utmost point bus and neutral bus have included input and output, and the output of described utmost point bus and neutral bus all is connected to the converter valve Room.Direct current through DC filter filtering, is sent into the converter valve Room through equipment such as smoothing reactors by utmost point bus stream, is transformed into behind the alternating current to mains supply.
Described utmost point bus is two, is located at the left side and the right side of described neutral bus respectively.
Side at two described smoothing reactors that are in series also is parallel with two lightning arresters.
Below advantage of the present utility model is described.
1, propose to be applied to the configuration mode of ultra high voltage current conversion station dry smoothing reactor first, two dry smoothing reactor arranged in series, lightning arrester is arranged in the smoothing reactor both sides and smoothing reactor is connected in parallel.
2, all adopting two dry smoothing reactor on the utmost point bus, on the neutral bus, reduce deployment cost, reduced construction investment.
3, the integral layout of utmost point bus, neutral bus, isolating switch and the smoothing reactor in the HVDC (High Voltage Direct Current) converter substation is more reasonable, and compact conformation has reduced land used.
4, adopt dry smoothing reactor, insulation against ground is simple, improves the reliability of main insulation, has eliminated fire hazard and environmental impact, and audible noise is low, and is in light weight, is easy to operation, has reduced maintenance cost.
Description of drawings
Fig. 1 is the part-structure figure of the described extra-high voltage direct-current current conversion station of the utility model embodiment dc fields.
Fig. 2 is the connecting structure for electrical equipment figure of two smoothing reactors and two lightning arresters.
Description of reference numerals: 1, utmost point bus, 2, neutral bus, 3, DC filter, 4, smoothing reactor, 5, isolating switch, 6, the converter valve Room, 7, lightning arrester, 8, electrical measuring device.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
As shown in Figure 1 and Figure 2, a kind of extra-high voltage direct-current current conversion station dc fields, comprise utmost point bus 1, neutral bus 2, DC filter 3 and smoothing reactor 4, DC filter 3 is located between utmost point bus 1 and the neutral bus 2, and smoothing reactor 4 is located at respectively on utmost point bus 1 and the neutral bus 2; Described smoothing reactor 4 is a dry smoothing reactor, and the dry smoothing reactor of being located on the utmost point bus 14 is two, mutual arranged in series, and the dry smoothing reactor of being located on the neutral bus 24 also is two, mutually arranged in series.
Wherein, on the utmost point bus 1, on the neutral bus 2, between utmost point bus 1 and the neutral bus 2, be equipped with isolating switch 5, be provided with electrical measuring device 8 on the utmost point bus 1 and on the neutral bus 2.Also include the converter valve Room 6, utmost point bus 1 and neutral bus 2 have included input and output, and the output of utmost point bus 1 and neutral bus 2 all is connected to the converter valve Room 6.Described utmost point bus 1 is two, is located at the left side and the right side of neutral bus 2 respectively.Side at two smoothing reactors 4 that are in series also is parallel with two lightning arresters 7.
Present embodiment has following advantage.
1, propose to be applied to the configuration mode of ultra high voltage current conversion station dry smoothing reactor 4 first, two dry smoothing reactor 4 arranged in series, lightning arrester 7 is arranged in smoothing reactor 4 both sides and smoothing reactor 4 is connected in parallel.
2, on the utmost point bus 1, all adopt two dry smoothing reactor 4 on the neutral bus 2, reduced deployment cost, reduced construction investment.
3, the integral layout of the utmost point bus 1 in the HVDC (High Voltage Direct Current) converter substation, neutral bus 2, isolating switch 5 and smoothing reactor 4 is more reasonable, and compact conformation has reduced land used.
4, adopt dry smoothing reactor 4, insulation against ground is simple, improves the reliability of main insulation, has eliminated fire hazard and environmental impact, and audible noise is low, and is in light weight, is easy to operation, has reduced maintenance cost.
Only be specific embodiment of the utility model below, do not limit protection range of the present utility model with this; Any replacement and the improvement done on the basis of not violating the utility model design all belong to protection range of the present utility model.
Claims (6)
1. an extra-high voltage direct-current current conversion station dc fields comprises utmost point bus, neutral bus, DC filter and smoothing reactor, and DC filter is located between utmost point bus and the neutral bus, and smoothing reactor is located at respectively on utmost point bus and the neutral bus; It is characterized in that described smoothing reactor is a dry smoothing reactor, the dry smoothing reactor of being located on the described utmost point bus is two, mutual arranged in series, and the dry smoothing reactor of being located on the described neutral bus also is two, mutually arranged in series.
2. extra-high voltage direct-current current conversion station dc fields according to claim 1 is characterized in that, on the described utmost point bus, on the neutral bus, between utmost point bus and the neutral bus, be equipped with isolating switch.
3. extra-high voltage direct-current current conversion station dc fields according to claim 1 is characterized in that, is being equipped with electrical measuring device on the described utmost point bus and on the neutral bus.
4. as extra-high voltage direct-current current conversion station dc fields as described in each in the claim 1 to 3, it is characterized in that, also include the converter valve Room, described utmost point bus and neutral bus have included input and output, and the output of described utmost point bus and neutral bus all is connected to the converter valve Room.
5. as extra-high voltage direct-current current conversion station dc fields as described in the claim 3, it is characterized in that described utmost point bus is two, be located at the left side and the right side of described neutral bus respectively.
6. as extra-high voltage direct-current current conversion station dc fields as described in each in the claim 1 to 3, it is characterized in that, also be parallel with two lightning arresters at the side of two described smoothing reactors that are in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206943073U CN201918730U (en) | 2010-12-31 | 2010-12-31 | Direct-current field of ultra-high-voltage direct-current converter station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206943073U CN201918730U (en) | 2010-12-31 | 2010-12-31 | Direct-current field of ultra-high-voltage direct-current converter station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201918730U true CN201918730U (en) | 2011-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206943073U Expired - Fee Related CN201918730U (en) | 2010-12-31 | 2010-12-31 | Direct-current field of ultra-high-voltage direct-current converter station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201918730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872695A (en) * | 2014-03-14 | 2014-06-18 | 中国能源建设集团广东省电力设计研究院 | Flexible direct current converter station valve hall-direct current field combined building structure |
-
2010
- 2010-12-31 CN CN2010206943073U patent/CN201918730U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872695A (en) * | 2014-03-14 | 2014-06-18 | 中国能源建设集团广东省电力设计研究院 | Flexible direct current converter station valve hall-direct current field combined building structure |
| CN103872695B (en) * | 2014-03-14 | 2016-01-27 | 中国能源建设集团广东省电力设计研究院有限公司 | The flexible direct current converter station valve Room and DC fields build structure jointly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC Free format text: FORMER NAME: GUANGDONG ELECTRIC POWER DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee after: Guangdong Electric Power Design Institute of CEEC Address before: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee before: Guangdong Electric Power Design Institute |
|
| C56 | Change in the name or address of the patentee |
Owner name: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC Free format text: FORMER NAME: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC POWER DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee after: Company limited of China Energy Engineering Group Guangdong Electric Power Design Institute Address before: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee before: Guangdong Electric Power Design Institute of CEEC |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20171231 |