CN203800591U - Series compensation system - Google Patents
Series compensation system Download PDFInfo
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- CN203800591U CN203800591U CN201420086096.3U CN201420086096U CN203800591U CN 203800591 U CN203800591 U CN 203800591U CN 201420086096 U CN201420086096 U CN 201420086096U CN 203800591 U CN203800591 U CN 203800591U
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- series compensation
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- framework
- compensation system
- tower type
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- 229910000831 Steel Inorganic materials 0.000 claims description 38
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- 239000012212 insulator Substances 0.000 claims description 5
- 238000000819 phase cycle Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 8
- 229910052742 iron Inorganic materials 0.000 abstract 4
- 230000005540 biological transmission Effects 0.000 description 9
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 239000012211 strain insulator Substances 0.000 description 1
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- Supply And Distribution Of Alternating Current (AREA)
Abstract
The utility model relates to the field of electric power design, and discloses a series compensation system. The series compensation system consists of two groups of line frameworks and series compensation devices, wherein the two groups of line frameworks are respectively served as an incoming line framework and an outgoing line framework, at least one group of the two groups of line frameworks is served as a wiring framework of a line iron tower type, the wiring framework of the line iron tower type comprises a supporting main body and suspension devices arranged on the supporting main body, the supporting main body is the line iron tower type, and the suspension devices are hung with incoming and outgoing lines of corresponding phases; and the series compensation devices are arranged between the corresponding incoming line frameworks and the outgoing line frameworks, and are respectively in one-to-one correspondence connection with the incoming and outgoing lines of corresponding phases; and each series compensation device comprises a series capacitor, a lightning arrester, a discharging gap, a bypass circuit breaker, an auxiliary circuit breaker, a damping element, auxiliary equipment and an insulating platform. The line iron tower type of the series compensation system occupies less area, and can effectively save the land resources.
Description
Technical field
The utility model relates to Electric Design field, particularly relates to a kind of series compensation system.
Background technology
Along with the growth of national economy, domestic extra-high-voltage alternating current electrical network enters the Large-scale programming construction period, and 1000kV transformer station builds and puts into operation successively in a large number, thereby the transmission capacity of electrical network and stable type level have also had larger demand.
In order to improve transmission capacity and the stable type level of electrical network, a kind of series compensation device is disclosed in prior art.Described series compensation device is connected in transmission line; by equipment such as capacitor and protection, controls, formed; for a kind of device for compensated line induction reactance, described series compensation device Ke Yu transformer station builds or arranges separately string jointly and mends station, to ensure transmission capacity and the stable type level of electrical network.Wherein, conventionally by the series compensation device being connected in 1000kV transmission line, be called 1000kV series compensation device.At present, the conventional arrangement of series compensation device, is generally to adopt door type framework to set up line, and described line is arranged in parallel, then outside described series compensation device is arranged online or under line.
But inventor finds in the application's research process, while adopting mode in prior art to realize the layout to series compensation device, the land area that need to occupy is larger, and then makes the floor space of transformer station's integral body larger.
Utility model content
In view of this, the purpose of this utility model is to solve in prior art, and while realizing the layout to series compensation device, the land area that need to occupy is larger, and then makes the larger problem of floor space of transformer station's integral body, and specific embodiments is as follows:
A series compensation system, described series compensation system comprises: two groups of circuit frameworks and series compensation device, described two groups of circuit frameworks are respectively as inlet wire framework and outlet structure,
Wherein, in described two groups of circuit frameworks, having one group at least is the wiring framework of line steel tower type, the wiring framework of described line steel tower type comprises: supportive body and be arranged on each suspension arrangement on described supportive body, wherein, described supportive body is line steel tower type, is hung with respectively the line of respective phase on described each suspension arrangement;
Described series compensation device is arranged between the described inlet wire framework and outlet structure corresponding with itself, and connects one to one with the line of described respective phase respectively.
Preferably, the wiring framework of described line steel tower type is single tower structure, and the both sides of described single tower structure respectively connect one back into outlet, and the phase sequence of both sides line is identical.
Preferably,
In described two groups of circuit frameworks, while having one group to be the wiring framework of line steel tower type, another group circuit framework is Π type framework.
Preferably,
Described suspension arrangement is insulator string.
Preferably, described series compensation device comprises:
Series capacitor, lightning arrester, discharging gap, bypass breaker, auxiliary circuit breaker, damping element, auxiliary equipment and insulated platform.
Preferably,
Described insulated platform is one or more.
Preferably, other lightning arrester, isolating switch and the voltage transformer of being provided with of described series compensation device.
In the disclosed series compensation system of the application, comprise two groups of circuit frameworks and series compensation device, two groups of circuit frameworks are respectively as inlet wire framework and outlet structure, in wherein said two groups of circuit frameworks, having one group at least is the wiring framework of line steel tower type, to replace the door type framework existing in prior art, the wiring framework of wherein said line steel tower type is by the supportive body of line steel tower type, and the suspension arrangement that is hung with the line of respective phase forms; And described series compensation device connects one to one with the line of described respective phase respectively, be arranged between the described inlet wire framework and outlet structure corresponding with itself.
By the application's series compensation system, when improving stability of power system, increasing circuit transmission capacity, because the wiring framework by line steel tower type has replaced door type framework in prior art, and phase opposite house type framework, described line steel tower type floor space still less, can effectively reduce floor space, economize the land resource.
In addition, the wiring framework of described line steel tower type is with respect to door of the prior art type framework, and still less, so the series compensation system in the application effectively saved steel using amount to steel using amount, reduced construction investment.
And, on each suspension arrangement of the wiring framework of described line steel tower type, hang respectively the line of respective phase, simultaneously, described series compensation device connects one to one with the line of respective phase respectively, thereby can avoid the series compensation platform interlaced arrangement of corresponding each phase place of installing on the line of out of phase, between line for each phase place, each line and string are mended the normal operation maintenance between compensation arrangement, advantage has been created in maintenance, often back into the repair and maintenance of series compensation device corresponding to outlet or line, all do not have influence on the normal operation on this loop line road or another loop line road, loss of outage while having reduced described series compensation device maintenance, saved construction investment.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the electrical principle wiring schematic diagram of the disclosed a kind of series compensation system of the utility model embodiment;
Fig. 2 is the floor map of the disclosed a kind of series compensation system of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
In order to solve in prior art, when arranging series compensation device, the land area occupying is larger, makes the larger problem of floor space of transformer station's integral body, and the application discloses a kind of series compensation system.
The electrical principle wiring schematic diagram of series compensation system shown in Figure 1, and the floor map of the series compensation system shown in Fig. 2, the disclosed series compensation system of the application comprises: two groups of circuit frameworks 1 and series compensation device 2, described two groups of circuit frameworks are respectively as inlet wire framework and outlet structure.
Wherein, in described two groups of circuit frameworks, having one group at least is the wiring framework of line steel tower type, the wiring framework of described line steel tower type comprises: supportive body and be arranged on each suspension arrangement on described supportive body, wherein, described supportive body is line steel tower type, is hung with respectively the line of respective phase on described each suspension arrangement;
Described series compensation device 2 is arranged between the described inlet wire framework and outlet structure corresponding with itself, and connects one to one with the line of described respective phase respectively.
Wherein, on the wiring framework of described line steel tower type, for hanging the suspension arrangement of line, be generally insulator string, as strain insulator string.Described insulator string is for to be combined by two or more insulator elements, for the assembly of flexible suspension wire.
In addition, staggered for fear of the line of out of phase, the disclosed suspension arrangement of the application is conventionally corresponding with the phase place of described line, realizes the phase-splitting layout to the line of described each phase place.
And described series compensation device is corresponding with the line of each phase place, and the line corresponding with it is connected respectively, and for example, the A that A phase conductor is corresponding with it device that is in series is connected.For example, the floor map of series compensation system shown in Figure 2, described A phase conductor is connected with first tandem arrangement of the right, this tandem arrangement is the A device that is in series, accordingly, second tandem arrangement is the B device that is in series, and the 3rd tandem arrangement is the C device that is in series.
In the disclosed series compensation system of the application, comprise two groups of circuit frameworks and series compensation device, what in wherein said two groups of circuit frameworks, have one group of employing at least is the wiring framework of line steel tower type, to replace the door type framework existing in prior art, the wiring framework of wherein said line steel tower type is by the supportive body of line steel tower type, and the suspension arrangement that is hung with respective phase forms; And described series compensation device connects one to one with the line of described respective phase respectively, be arranged between the described inlet wire framework and outlet structure corresponding with itself.
By the application's series compensation system, when improving stability of power system, increasing circuit transmission capacity, because the wiring framework by line steel tower type has replaced door type framework in prior art, and phase opposite house type framework, described line steel tower type floor space still less, can effectively reduce floor space, economize the land resource.
In addition, the wiring framework of described line steel tower type is with respect to door of the prior art type framework, and still less, so the series compensation system in the application effectively saved steel using amount to steel using amount, reduced construction investment.
And, on each suspension arrangement of the wiring framework of described line steel tower type, hang respectively the line of respective phase, simultaneously, described series compensation device connects one to one with the line of respective phase respectively, thereby can avoid the series compensation platform interlaced arrangement of corresponding each phase place of installing on the line of out of phase, between line for each phase place, each line and string are mended the normal operation maintenance between compensation arrangement, advantage has been created in maintenance, often back into the repair and maintenance of series compensation device corresponding to outlet or line, all do not have influence on the normal operation on this loop line road or another loop line road, loss of outage while having reduced described series compensation device maintenance, saved construction investment.
In the disclosed series compensation system of the application, the line of each phase place is horizontally on the wiring framework of described line steel tower type, be beneficial to series compensation device corresponding to the line of out of phase carried out to rationalization partition, in addition, the wiring framework of the line steel tower type that the application adopts is and the similar tower of circuit specialty, thereby can coordinate more in phase with circuit, reduce the gross investment of project of transmitting and converting electricity.And this mode of connection is more succinct, can save preferably gold utensil and wire investment.And, adopt this kind of mode of connection, can be according to transformer station, or string mends the actual conditions at station, each building is arranged in to the below of line, without newly-increased, takes up an area, and further saved land resource.
Further, the wiring framework of described line steel tower type is single tower structure, and the both sides of described single tower structure respectively connect one back into outlet, and the phase sequence of both sides line is identical.
Further, in described two groups of circuit frameworks, while having one group to be the wiring framework of line steel tower type, another group circuit framework is Π type framework.
Wherein, described Π type framework both can be used as inlet wire framework, also can be used as outlet structure, and the application does not limit this.Adopt Π type framework, the line of can equilibrium arranging, and the steel using amount of described Π type framework and floor space are also less than the door type framework that prior art adopts, can Saving steel amount, reduces floor space.
Further, described series compensation device comprises: series capacitor, lightning arrester, discharging gap, bypass breaker, auxiliary circuit breaker, damping element, auxiliary equipment and insulated platform.By described series compensation device, can compensate the induction reactance in transmission line, improve transmission capacity and the stable type level of electrical network.
Wherein, described insulated platform is one or more.According to different application demands, can arrange the quantity of described insulated platform, the application does not limit this.
Further, in the disclosed series compensation system of the application, other lightning arrester, isolating switch and the voltage transformer of being provided with of described series compensation device.Referring to the schematic diagram of Fig. 1 to Fig. 2, each several part device is respectively in series compensation system: the first isolating switch 3, the first lightning arrester 4, voltage transformer 5, the second isolating switch 6 and the second lightning arrester 7.
Wherein, described the first lightning arrester 4 and described the second lightning arrester 7 can be used in protection electrical equipment and avoid the harm of instantaneous voltage, and can block afterflow; Described the first isolating switch 3 and the second isolating switch 6 are for playing buffer action at circuit; Described voltage transformer 5 for high voltage in proportion relation transformation become 100V or more low-grade standard secondary voltage, for protection, metering, metering device, take, and high voltage can be isolated with electrician.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. a series compensation system, is characterized in that, described series compensation system comprises: two groups of circuit frameworks and series compensation device, and described two groups of circuit frameworks are respectively as inlet wire framework and outlet structure,
Wherein, in described two groups of circuit frameworks, having one group at least is the wiring framework of line steel tower type, the wiring framework of described line steel tower type comprises: supportive body and be arranged on each suspension arrangement on described supportive body, wherein, described supportive body is line steel tower type, is hung with respectively the line of respective phase on described each suspension arrangement;
Described series compensation device is arranged between the described inlet wire framework and outlet structure corresponding with itself, and connects one to one with the line of described respective phase respectively;
Wherein, described series compensation device comprises:
Series capacitor, lightning arrester, discharging gap, bypass breaker, auxiliary circuit breaker, damping element, auxiliary equipment and insulated platform.
2. series compensation system according to claim 1, is characterized in that, the wiring framework of described line steel tower type is single tower structure, and the both sides of described single tower structure respectively connect one back into outlet, and the phase sequence of both sides line is identical.
3. series compensation system according to claim 1, is characterized in that,
In described two groups of circuit frameworks, while having one group to be the wiring framework of line steel tower type, another group circuit framework is Π type framework.
4. series compensation system according to claim 1, is characterized in that,
Described suspension arrangement is insulator string.
5. series compensation system according to claim 1, is characterized in that,
Described insulated platform is one or more.
6. series compensation system according to claim 1, is characterized in that, other lightning arrester, isolating switch and the voltage transformer of being provided with of described series compensation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086096.3U CN203800591U (en) | 2014-02-25 | 2014-02-25 | Series compensation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086096.3U CN203800591U (en) | 2014-02-25 | 2014-02-25 | Series compensation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203800591U true CN203800591U (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086096.3U Expired - Lifetime CN203800591U (en) | 2014-02-25 | 2014-02-25 | Series compensation system |
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| Country | Link |
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| CN (1) | CN203800591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887799A (en) * | 2014-02-25 | 2014-06-25 | 国家电网公司 | Series compensation system |
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2014
- 2014-02-25 CN CN201420086096.3U patent/CN203800591U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887799A (en) * | 2014-02-25 | 2014-06-25 | 国家电网公司 | Series compensation system |
| CN103887799B (en) * | 2014-02-25 | 2016-05-11 | 国家电网公司 | A kind of series compensation system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: CHINA POWER ENGINEERING CONSULTING (Group) Corp. Patentee after: ELECTRIC POWER PLANNING & ENGINEERING INSTITUTE Patentee after: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group Patentee after: NORTHEAST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group Patentee after: EAST CHINA ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group Patentee after: CENTRAL SOUTHERN CHINA ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group Corp. Patentee after: Southwest Electric Power Design Institute CO., Ltd. of China Power Engineering Consulting Group Patentee after: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: CHINA POWER ENGINEERING CONSULTING Group Corp. Patentee before: ELECTRIC POWER PLANNING & ENGINEERING INSTITUTE Patentee before: NORTHWEST ELECTRIC POWER DESIGN INST. OF CHINA POWER ENGINEERING CONSULTING Group Patentee before: NORTHEAST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group Patentee before: CHINA POWER ENGINEERING CONSULTING Group CORPORATION EAST CHINA ELECTRIC POWER DESIGN INSTITUTE Patentee before: CENTRAL SOUTHERN CHINA ELECTRIC POWER DESIGN INSTITUTE, CHINA POWER ENGINEERING CONSULTING Group Corp. Patentee before: SOUTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group Corp. Patentee before: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group |
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| CX01 | Expiry of patent term |
Granted publication date: 20140827 |
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| CX01 | Expiry of patent term |