CN105048330B - A kind of new arrangement structure of gas-insulated switchgear device - Google Patents
A kind of new arrangement structure of gas-insulated switchgear device Download PDFInfo
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- CN105048330B CN105048330B CN201510526629.4A CN201510526629A CN105048330B CN 105048330 B CN105048330 B CN 105048330B CN 201510526629 A CN201510526629 A CN 201510526629A CN 105048330 B CN105048330 B CN 105048330B
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- main bus
- bar
- branch road
- disconnecting switch
- gas
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- 230000008901 benefit Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The present invention relates to a kind of new arrangement structure of gas-insulated switchgear device, it includes some complete strings, and each complete string includes：Six main bus-bars, the first main bus-bar, the second main bus-bar and the 3rd main bus-bar represent A, B, C three-phase respectively, and the 4th main bus-bar, the 5th main bus-bar and the 6th main bus-bar represent A, B, C three-phase respectively；Three branch roads, each branch road includes three breakers and six disconnecting switch；Three breakers in each branch road are respectively relative to the vertical setting of main bus-bar, and three breakers are sequentially connected in series, and the two ends of each breaker are connected a disconnecting switch, respectively positioned at three branch road two ends disconnecting switch correspondence six main bus-bars of connection A, B, C three-phase；A pair on each branch road are adjacent and two disconnecting switch being serially connected between branch road connection outlet or inlet wire, another pair is adjacent and two disconnecting switch being serially connected between branch road accordingly connect inlet wire or outlet.The present invention in the case where inlet wire and number of outgoing are suitable, can effectively save floor space, increase economic efficiency.
Description
Technical field
The present invention relates to power engineering field, the new arrangement structure of more particularly to a kind of gas-insulated switchgear device.
Background technology
At present, the widely used gas-insulated switchgear device of transformer station in power industry, gas-insulated switchgear device is complete
Portion or part are contour by bus, breaker, disconnecting switch, voltage transformer, current transformer, arrester, bus grounding switch
Piezoelectricity device is enclosed in the complexes in the stress metal closed container of the insulating gas filled with pressure superatmospheric.General feelings
Under condition, gas-insulated switchgear device is using insulating properties and the excellent sulfur hexafluoride gas of arc extinction performance is as insulating gas and goes out
Arc medium.Bus is the conductor each current-carrying duplexure linked together in gas-insulated switchgear device, is to collect and distribute
The carrier of electric power；Disconnecting switch is connected with bus, after separating brake, can set up reliable clearance for insulation, Ke Yifen, zygonema road
Charging current；Breaker employed in gas-insulated switchgear device is usually primary cut-out, and primary cut-out is that gas is exhausted
Main power control unit in edge switching device, with arc quenching characteristic, when systems are functioning properly, it can be switched off and on line
Road and the unloaded of various electric devices close load current；When system jam, the rapid disengagement failure electric current of energy, to prevent from expanding
Major break down scope.
Gas-insulated switchgear device is compared with traditional open type distribution device, and gas-insulated switchgear device has occupation of land face
The small, element of product all sealing not by environmental disturbances, high operational reliability, operation convenience, time between overhauls(TBO) length, maintenance workload it is small,
Install rapid, operating cost it is low, without electromagnetic interference the advantages of.To realize larger range of most optimum distribution of resources, promoting the energy high
Effect develops and promotes the sustainable development of socio-economy, and China accelerates to carry out the research of extra-high voltage electric transmission and transformation technology, builds
Extra-high voltage electric transmission and transformation engineering.Existing 1000kV GIS (Gas-insulated Metal-enclosed Switchgear, gas
Body insulated switch) layout pattern is using yi word pattern arrangement, i.e., and breaker is arranged parallel to bus in yi word pattern, still
In the case where inlet wire and number of outgoing are suitable, 1000kV power distribution equipments area transverse width is difficult to and 1000kV outlet structure phases
Match somebody with somebody so that it is difficult to meet the requirement of Total combining ability, it is excessive to have in turn resulted in different degrees of floor space, deficiency in economic performance etc.
Problem.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide one kind in the case where inlet wire and number of outgoing are suitable, can
Effectively save floor space, the new arrangement structure for the gas-insulated switchgear device increased economic efficiency.
To realize above-mentioned technical purpose, the present invention takes following technical scheme：A kind of gas-insulated switchgear device it is new
Arrangement, the arrangement includes some complete strings being serially connected, and each complete string includes：Six horizontally disposed
Main bus-bar, six articles of main bus-bars are respectively the first~the 6th main bus-bar, wherein, first main bus-bar, the second main bus-bar
Represent A, B, C three-phase respectively with the 3rd main bus-bar, the 4th main bus-bar, the 5th main bus-bar and the 6th main bus-bar represent respectively A,
B, C three-phase；Three branch roads, each branch road includes three breakers and six disconnecting switch；In each branch road
Three breakers are respectively relative to the vertical setting of the main bus-bar, and three breakers are sequentially connected in series, and often
The two ends of breaker described in one are connected disconnecting switch described in one, respectively positioned at the disconnecting switch at three branch road two ends
A, B, C three-phase of correspondence six main bus-bars of connection；Include on each branch road two pairs it is adjacent and be serially connected
The disconnecting switch, one pair of which is adjacent and two disconnecting switch being serially connected between branch road connection outlet or
Inlet wire, another pair is adjacent and two disconnecting switch being serially connected between branch road accordingly connect the inlet wire or institute
State outlet.
Each breaker is arranged in the side of the inlet wire in single-column type.
The present invention is due to taking above technical scheme, and it has advantages below：1st, the present invention is due to each breaker being divided
, being capable of effectively save floor space, raising not with the vertical arrangement of main bus-bar so that in the case where inlet wire and number of outgoing are suitable
Economic benefit.2nd, the present invention facilitates due to breaker is arranged in into inlet wire side in single-column type, not only installs and overhauls, Er Qieyou
Effect improves the flexibility of outlet direction, saves the length of branch bar.Floor space of the present invention is small, and cost is low, Ke Yiguang
In the general arrangement applied to various insulated switch.
Brief description of the drawings
Fig. 1 is the inside plane of arrangement schematic diagram of the present invention.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
As shown in figure 1, the new arrangement structure for the gas-insulated switchgear device that the present invention is provided includes some be serially connected
The complete string 1 of connection, wherein, the number of complete string 1 is determined according to actual needs, is not limited herein；Each complete string 1
Include horizontally disposed six main bus-bars and three branch roads；
Six articles of main bus-bars be respectively the first main bus-bar 11, the second main bus-bar 12, the 3rd main bus-bar 13, the 4th main bus-bar 14,
5th main bus-bar 15 and the 6th main bus-bar 16, wherein, the first main bus-bar 11, the second main bus-bar 12 and the 3rd main bus-bar 13 generation respectively
Table A, B, C three-phase, the 4th main bus-bar 14, the 5th main bus-bar 15 and the 6th main bus-bar 16 represent A, B, C three-phase respectively；
Three articles of branch roads are respectively tie point 21, the second branch road 22 and the 3rd branch road 23, and each branch road includes three and broken
Road device 3 and six disconnecting switch 4；Three breakers 3 in each branch road are respectively relative to the vertical setting of main bus-bar, and three break
Road device 3 is sequentially connected in series, and the two ends of each breaker 3 are connected a disconnecting switch 4, and two pairs of phases are included on each branch road
Disconnecting switch 4 that is adjacent and being serially connected, wherein, a pair adjacent and two disconnecting switch 4 being serially connected between branch road
Connect outlet 5 or inlet wire 6, another pair is adjacent and two disconnecting switch 4 being serially connected between branch road accordingly connect into
Line 6 or outlet 5；
Disconnecting switch 4 positioned at the two ends of tie point 21 is connected with the first main bus-bar 11 and the 4th bus 14 respectively；It is located at
The disconnecting switch 4 at the two ends of the second branch road 22 is connected with the second main bus-bar 12 and the 5th main bus-bar 15 respectively；Positioned at the 3rd branch road 23
The disconnecting switch 4 at two ends is connected with the 3rd main bus-bar 13 and the 6th main bus-bar 16 respectively.
In a preferred embodiment, in order to improve outlet direction flexibility, save branch bar length and
Convenient to install and overhaul, each breaker 3 is arranged in the side of inlet wire 6 in single-column type；Each breaker 3 can use water
Even fracture type breaker.
In a preferred embodiment, each disconnecting switch 4 can use horizontal or vertical fracture type disconnecting switch.
Below by floor space of the specific embodiment to the new arrangement structure of the gas-insulated switchgear device of the present invention
Saving situation is described in detail：
By taking a typical case 1000kV transformer station as an example, transformer station 1000kV power distribution equipments need to set six groups of Hes of inlet wire 6
Six groups of outlets 5, it is therefore desirable to which six complete strings 1 are set；
If using yi word pattern arrangement conventional among prior art, the maximum overall length of gas-insulated switchgear device
Spend for 74.5 × 6=447m, the total length of outlet structure is 51 × 6+16=322m, and the length in power distribution equipment area need to consider both
Middle the greater, as 447m, and the width in power distribution equipment area is 57m, therefore the floor space of power distribution equipment is about 2.5479 public
Hectare；
If using the present invention gas-insulated switchgear device new arrangement structure, gas-insulated switchgear device it is total
Length is 54 × 6=324m, and the total length of outlet structure is 51 × 6+16=322m, and the length in power distribution equipment area need to be in both
The greater, as 324m, and the width in power distribution equipment area is 60m, therefore the floor space of power distribution equipment is about 1.944 hectares.
It will be apparent that the new arrangement structure of the gas-insulated switchgear device of the present invention is effectively saved floor space, warp has been saved
Ji cost.
Above-described embodiment is merely to illustrate the present invention, wherein the structure of each part, connected mode and manufacture craft etc. are all
It can be varied from, every equivalents carried out on the basis of technical solution of the present invention and improvement should not be excluded
Outside protection scope of the present invention.
Claims (1)
1. a kind of new arrangement structure of gas-insulated switchgear device, it is characterised in that：The arrangement includes some mutual strings
The complete string of connection, each complete string includes：
Six horizontally disposed main bus-bars, six articles of main bus-bars are respectively the first~the 6th main bus-bar, wherein, first master
Bus, the second main bus-bar and the 3rd main bus-bar represent A, B, C three-phase, the 4th main bus-bar, the 5th main bus-bar and the 6th respectively
Main bus-bar represents A, B, C three-phase respectively；
Three branch roads, each branch road includes three breakers and six disconnecting switch；Three in each branch road
The breaker is respectively relative to the vertical setting of the main bus-bar, and three breakers are sequentially connected in series, and each institute
The two ends for stating breaker are connected disconnecting switch described in one, respectively positioned at the disconnecting switch correspondence at three branch road two ends
Connect A, B, C three-phase of six main bus-bars；On each branch road include two pairs it is adjacent and be serially connected it is described
Disconnecting switch, one pair of which is adjacent and two disconnecting switch being serially connected between branch road connection outlet or enter
Line, another pair is adjacent and two disconnecting switch being serially connected between branch road accordingly connect the inlet wire or described
Outlet；Each breaker is arranged in the side of the inlet wire in single-column type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510526629.4A CN105048330B (en) | 2015-08-25 | 2015-08-25 | A kind of new arrangement structure of gas-insulated switchgear device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510526629.4A CN105048330B (en) | 2015-08-25 | 2015-08-25 | A kind of new arrangement structure of gas-insulated switchgear device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105048330A CN105048330A (en) | 2015-11-11 |
| CN105048330B true CN105048330B (en) | 2017-09-15 |
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| CN201510526629.4A Active CN105048330B (en) | 2015-08-25 | 2015-08-25 | A kind of new arrangement structure of gas-insulated switchgear device |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3206305B2 (en) * | 1994-07-05 | 2001-09-10 | 株式会社日立製作所 | Gas insulated switchgear |
| KR100471360B1 (en) * | 2000-03-31 | 2005-02-21 | 가부시끼가이샤 히다치 세이사꾸쇼 | Gas insulated switchgear |
| CN201435553Y (en) * | 2009-06-26 | 2010-03-31 | 中国电力工程顾问集团公司 | Gas-insulated switch device |
| CN205051235U (en) * | 2015-08-25 | 2016-02-24 | 国家电网公司 | Novel arrangement structure of gas insulation switch device |
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2015
- 2015-08-25 CN CN201510526629.4A patent/CN105048330B/en active Active
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| CN105048330A (en) | 2015-11-11 |
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Effective date of registration: 20160601 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: State Power Economic Research Institute Applicant after: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP Applicant after: STATE GRID HUBEI ELECTRIC POWER COMPANY Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: State Power Economic Research Institute Applicant before: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP |
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