CN204271463U - A kind of 220kV combined electrical apparatus with switching-on resistance - Google Patents
A kind of 220kV combined electrical apparatus with switching-on resistance Download PDFInfo
- Publication number
- CN204271463U CN204271463U CN201420802901.8U CN201420802901U CN204271463U CN 204271463 U CN204271463 U CN 204271463U CN 201420802901 U CN201420802901 U CN 201420802901U CN 204271463 U CN204271463 U CN 204271463U
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- circuit breaker
- bus
- electrical apparatus
- switching
- combined electrical
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Abstract
The utility model discloses a kind of 220kV combined electrical apparatus with switching-on resistance, it is characterized in that: include horizontal circuit breaker (1), described circuit breaker (1) is configured with switching-on resistance, two places are had to pull out mouth above described circuit breaker (1) tank body, draw the sound both sides bonding conductor of circuit breaker (1) respectively, the dynamic side of circuit breaker (1) is connected with bus I and bus II, can realize directly docking with 220kV combined electrical apparatus by transition bus assembly (13).Originally fuser belt switching-on resistance and and regular intervals is achieved.
Description
Technical field
The utility model relates to combined electrical apparatus field, is specially a kind of 220kV combined electrical apparatus with switching-on resistance.
Background technology
Sichuan-Tibet networking project is the major construction project that country " 12 " supports Tibet, wherein Sichuan-Tibet networking Yulong substation project requires that 220kV combined electrical apparatus main transformer interval circuit breaker needs to be with switching-on resistance, this engineering height above sea level reaches 4008 meters, and engine request main transformer interval circuit breaker need configure switching-on resistance.
The 220kV combined electrical apparatus circuit breaker run before this does not all configure switching-on resistance, can not meet the needs of engineering.
Summary of the invention
In order to solve above weak point, devise a kind of practical, reliable, band switching-on resistance 220kV combined electrical apparatus.Circuit breaker adopts 500kV combined electrical apparatus circuit breaker, and remaining part adopts 220kV combined electrical apparatus parts, achieves fuser belt switching-on resistance and and regular intervals.
The technical scheme that the utility model is dealt with problems is: a kind of 220kV combined electrical apparatus with switching-on resistance, include horizontal circuit breaker (GCB), described circuit breaker is configured with switching-on resistance, two places are had to pull out mouth above described circuit breaker tank body, draw the sound both sides bonding conductor of circuit breaker respectively, circuit breaker moves side near breaker mechanism, circuit breaker moves side and is provided with dynamic side current transformer BCT, circuit breaker moves above the current transformer of side and four-way assembling is housed, assembled by four-way and draw bus isolating switch I (DS) respectively, bus isolating switch II (DS) and earthed switch (ES), bus isolating switch I (DS), bus isolating switch II (DS) be connected with bus I and bus II respectively,
The quiet side of circuit breaker is away from breaker mechanism, the quiet side of circuit breaker is provided with quiet side current transformer (BCT), threeway assembling is equipped with in top, circuit breaker quiet side current transformer (BCT), circuit breaker quiet side isolating switch (DS), circuit breaker quiet side inspection earthing switch (ES) is drawn by threeway assembling, the described circuit breaker quiet side isolating switch other end connects main transformer side high speed grounding switch (FES), is then connected to sleeve of main transformer (BSG) by GIS branch bar;
Circuit breaker moves side and is connected with bus I and bus II, can realize directly docking with 220kV combined electrical apparatus by transition bus assembly (BUS-BUS).
Described transition bus assembly forms primarily of main transformer interval transition bus, regular intervals transition bus and connecting tee.
Compared to conventional 220kV combined electrical apparatus, this equipment has some innovation following:
Main transformer interval circuit breaker adopts 500kV combined electrical apparatus circuit breaker, and remainder adopts 220kV combined electrical apparatus parts, and achieve the requirement of 220kV combined electrical apparatus fuser belt switching-on resistance and the perfect cooperation of different electric pressure parts, structure is reliable, practical;
Special configuration transition bus assembly, achieves the 220kV combined electrical apparatus of band combined floodgate and the reliable docking of conventional 220kV combined electrical apparatus main bus bar, ensure that the good transition with regular intervals.
Accompanying drawing explanation
Figure 1 shows that electric hookup of the present utility model;
Figure 2 shows that total structure figure (sectional drawing);
Fig. 3 floor plan;
Fig. 4 docks schematic diagram with regular intervals.
Embodiment
A kind of 220kV combined electrical apparatus with switching-on resistance, include horizontal circuit breaker 1, described circuit breaker 1 is configured with switching-on resistance, two places are had to pull out mouth above described circuit breaker 1 tank body, draw the sound both sides bonding conductor of circuit breaker 1 respectively, circuit breaker 1 moves side near breaker mechanism, circuit breaker 1 moves side and is provided with dynamic side current transformer 2, circuit breaker moves above the current transformer of side and four-way assembling 3 is housed, bus isolating switch I 4 is drawn respectively by four-way assembling 3, bus isolating switch II 5 and earthed switch 6, bus isolating switch I 4, bus isolating switch II 5 be connected with bus I and bus II respectively,
The quiet side of circuit breaker 1 is away from breaker mechanism, the quiet side of circuit breaker 1 is provided with quiet side current transformer 7, threeway assembling 8 is housed above circuit breaker quiet side current transformer 7, circuit breaker quiet side isolating switch 9, circuit breaker quiet side inspection earthing switch (10) is drawn by threeway assembling 8, described circuit breaker quiet side isolating switch 9 other end connects main transformer side high speed grounding switch 11, is then connected to sleeve of main transformer 12 by GIS branch bar;
Circuit breaker 1 moves side and is connected with bus I and bus II, can realize directly docking with 220kV combined electrical apparatus by transition bus assembly 13.
Described transition bus assembly 13 forms primarily of main transformer interval transition bus, regular intervals transition bus and connecting tee.
Figure 1 shows that this interval combination appliance wiring figure, this is spaced apart main transformer interval, connection type is double bus scheme, be made up of 3 cover bus isolating switchs, 2 cover inspection earthing switches, 1 cover high speed grounding switch, 1 cover circuit breaker, circuit breaker both sides current transformer and aerial sleeve, this interval circuit breaker of engineering design requirements need configure switching-on resistance.
Figure 2 shows that the total structure figure of this interval combined electrical apparatus, answer engineering demand, circuit breaker adopts 500kV combined electrical apparatus with circuit breaker (band switching-on resistance), remaining part all adopts conventional 220kV combined electrical apparatus appliance, interval combined electrical apparatus structural form need be rearranged, and meet engineering physical condition, in-site installation convenience, later stage repair and maintenance convenience and enlarging demand at a specified future date.
Figure 3 shows that floor plan, primarily of master space and both sides transition bus assembly composition, by transition bus assembly, can well ensure that this interval combined electrical apparatus directly docks with regular intervals.Transition bus assembly forms primarily of main transformer interval transition bus, regular intervals transition bus and connecting tee, wherein at threeway connection layout, expansion joint is installed, be convenient to the adjustment of installation dimension, main transformer interval transition bus and main transformer interval bus are directly connected, regular intervals transition bus is connected with regular intervals bus, arranging of threeway can provide transition to two kinds of interval buses connections, the bellows that this place is arranged can absorb the installation dimension error brought when being connected with adjustment threeway, ensures to install effect.
Fig. 4 be combined electrical apparatus interval and the regular intervals of this band switching-on resistance dock design sketch, as shown in Figure 4, by transition bus assembly, this interval combined electrical apparatus and regular intervals interface change in order to custom interface, directly dock regular intervals bus.Ensure that and be connected with the fine of regular intervals and coordinate, meet actual demands of engineering.
Claims (2)
1. the 220kV combined electrical apparatus with switching-on resistance, it is characterized in that: include horizontal circuit breaker (1), described circuit breaker (1) is configured with switching-on resistance, two places are had to pull out mouth above described circuit breaker (1) tank body, draw the sound both sides bonding conductor of circuit breaker (1) respectively, the dynamic side of circuit breaker (1) is near breaker mechanism, the dynamic side of circuit breaker (1) is provided with dynamic side current transformer (2), circuit breaker moves above the current transformer of side and four-way assembling (3) is housed, bus isolating switch I (4) is drawn respectively by four-way assembling (3), bus isolating switch II (5) and earthed switch (6), bus isolating switch I (4), bus isolating switch II (5) be connected with bus I and bus II respectively, circuit breaker (1) quiet side is away from breaker mechanism, circuit breaker (1) quiet side is provided with quiet side current transformer (7), threeway assembling (8) is equipped with in top, circuit breaker quiet side current transformer (7), circuit breaker quiet side isolating switch (9), circuit breaker quiet side inspection earthing switch (10) is drawn by threeway assembling (8), described circuit breaker quiet side isolating switch (9) other end connects main transformer side high speed grounding switch (11), is then connected to sleeve of main transformer (12) by GIS branch bar, the dynamic side of circuit breaker (1) is connected with bus I and bus II, can realize directly docking with 220kV combined electrical apparatus by transition bus assembly (13).
2. a kind of 220kV combined electrical apparatus with switching-on resistance according to claim 1, is characterized in that: described transition bus assembly (13) forms primarily of main transformer interval transition bus, regular intervals transition bus and connecting tee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420802901.8U CN204271463U (en) | 2014-12-18 | 2014-12-18 | A kind of 220kV combined electrical apparatus with switching-on resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420802901.8U CN204271463U (en) | 2014-12-18 | 2014-12-18 | A kind of 220kV combined electrical apparatus with switching-on resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204271463U true CN204271463U (en) | 2015-04-15 |
Family
ID=52806308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420802901.8U Expired - Fee Related CN204271463U (en) | 2014-12-18 | 2014-12-18 | A kind of 220kV combined electrical apparatus with switching-on resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204271463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979773A (en) * | 2015-07-14 | 2015-10-14 | 山东泰开高压开关有限公司 | 252kV ground tank-type fully-enclosed combined electric appliance |
| CN108390262A (en) * | 2018-04-11 | 2018-08-10 | 中国电建集团福建省电力勘测设计院有限公司 | The single-row arrangement GIS device of 220kV busbar extended types |
-
2014
- 2014-12-18 CN CN201420802901.8U patent/CN204271463U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979773A (en) * | 2015-07-14 | 2015-10-14 | 山东泰开高压开关有限公司 | 252kV ground tank-type fully-enclosed combined electric appliance |
| CN108390262A (en) * | 2018-04-11 | 2018-08-10 | 中国电建集团福建省电力勘测设计院有限公司 | The single-row arrangement GIS device of 220kV busbar extended types |
| CN108390262B (en) * | 2018-04-11 | 2023-11-10 | 中国电建集团福建省电力勘测设计院有限公司 | 220kV bus lengthening type single-row arrangement GIS equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20151218 |
|
| EXPY | Termination of patent right or utility model |