CN204927819U - Adopt four angle scheme's 750kV HGIS arrangement structure - Google Patents
Adopt four angle scheme's 750kV HGIS arrangement structure Download PDFInfo
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- CN204927819U CN204927819U CN201520770927.3U CN201520770927U CN204927819U CN 204927819 U CN204927819 U CN 204927819U CN 201520770927 U CN201520770927 U CN 201520770927U CN 204927819 U CN204927819 U CN 204927819U
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Abstract
The utility model discloses an adopt four angle scheme's 750kV HGIS arrangement structure, including two sets of main bus -bars, HGIS owner's equipment etc. Two sets of main bus -bar parallel arrangement, twice transformer inlet wires and two kickback lines are arranged in the parallel interval of three perpendicular to main bus -bar. HGIS owner's equipment that three groups of first interval arrangement give first place to with the circuit breaker adopts the three rows formula to arrange, first time the inlet wire is arranged in first interval with being qualified for the next round of competitions, a set of HGIS owner's equipment of giving first place to with the circuit breaker of second interval arrangement, second kickback line is arranged in the second interval, the third interval does not have equipment, only regards as the inlet wire interval, and the second returns the inlet wire and arranges in the third interval. Through above -mentioned arrangement structure, realized the alternative four angle scheme forms of arranging of power and feeder, operational safety is high, simultaneously, adopting four angle scheme, only needing four circuit breaker equipment, compare in 3/2nds wiring and the linear formulas of double -bus equijoin (equi -join), the equipment investment is little, it is last, adopt HGIS arrangement structure, arrange than the open -type and practice thrift area, arrange than GIS that economic nature is good.
Description
Technical field:
The utility model relates to a kind of 750kVHGIS arrangement, particularly a kind of 750kVHGIS arrangement adopting tetragonal wiring.
Background technology:
HGIS has the advantage of GIS and AIS concurrently, device integration is high, characteristics of compact layout, maintenance less, the life-span is long, is convenient to installation and repairing to be spaced apart unit, price, lower than GIS, is taken up an area and is less than AIS, have higher technical economic benefit.For 750kV power distribution equipment, because its equipment manufacturing cost is high, floor space is large, adopts HGIS effectively can reduce cost of investment.And for the 750kV power distribution equipment determining no longer to extend, adopt tetragonal wiring, only need 4 circuit breakers, compared to 3/2nds, the connection type such as double-bus, cost of investment can be reduced further again.
Utility model content:
The purpose of this utility model be to provide effectively can save floor occupying area, reduce investment outlay, a kind of 750kVHGIS arrangement adopting tetragonal wiring that safety in operation is high.
For achieving the above object, the utility model takes following technical scheme to be achieved:
A kind of 750kVHGIS arrangement adopting tetragonal wiring, comprise two groups of first group of buses and second group of bus be arranged in parallel, this arrangement has twice transformer inlet wires and two and returns back out line, and there are three parallel interval perpendicular to bus, first interval adopts three-row to arrange three groups of HGIS main equipments based on circuit breaker, lay respectively at below first group of bus and second group of bus, three groups of HGIS main equipment head and the tail connect, and two ends are connected with two groups of buses respectively;
First is arranged in the first interval back into line, draws lower and equipment connection between first and second circuit breaker, and first is positioned at outside the bus of first group, the first interval back into the isolating switch of line, voltage transformer and lightning arrester; First returns back out line is arranged in the first interval, and between second and the 3rd circuit breaker, draw lower and equipment connection, first returns back out line isolating switch, voltage transformer and lightning arrester is positioned at outside the bus of second group, the first interval;
One group of HGIS main equipment based on circuit breaker is arranged at second interval, and be positioned at below second group of bus, HGIS main equipment two ends are connected with two groups of buses respectively; Second returns back out line is arranged in the second interval, and be connected with bus under drawing at first group of bus place, second returns back out line isolating switch, voltage transformer and lightning arrester is positioned at outside the bus of second group, the second interval;
3rd interval is without equipment, and only as inlet wire interval, second draws to descend to be connected with bus at second group of bus place back into line, and second time feed isolating switch, voltage transformer and lightning arrester are positioned at outside the bus of first group, the 3rd interval.
The utility model further improves and is: this arrangement also comprises inlet wire framework, intermediate frame and outlet structure position; Wherein, inlet wire framework is positioned at outside first group of bus, forms combined frame work with first group of bus framework, and outlet structure is positioned at outside second group of bus, forms combined frame work with second group of bus framework, and intermediate frame is between first group of bus and second group of bus.
The utility model further improves and is: the first interval adopts three-row to arrange three groups of HGIS main equipments based on circuit breaker, lays respectively at below first group of bus, second group of bus and intermediate frame.
The utility model further improves and is: this arrangement adopts tetragonal wiring.
The utility model further improves and is: the HGIS main equipment based on circuit breaker comprises circuit breaker, isolating switch summation current transformer.
The utility model further improves and is: first, second returns back out above the HGIS main equipment that line is all positioned at based on circuit breaker back into line and first, second, and direction is vertical with two groups of buses.
Relative to prior art, the advantage that the utility model has is:
1, compact arrangement of equipment, about arranges than complete open type and saves floor occupying area 20%.
2, under identical connection type, comparatively GIS arrangement saves equipment investment.
3, adopt tetragonal connection type only to need four circuit breakers, compared to 3/2nds, the connection type such as double-bus, overall investment is little.
4, adopt diagonal angle principle, power supply and feeder line are alternately arranged, even if another circuit breaker breaks down and can not cause power failure during open loop operation, safety in operation is high.
5, the HGIS main equipment based on circuit breaker and line opening-type equipment subregion clear, be convenient to be spaced apart unit repair and maintenance.
Accompanying drawing illustrates:
Fig. 1 is the utility model electrical principle wiring schematic diagram;
Fig. 2 is the utility model arrangement floor map;
Fig. 3 is the utility model arrangement first interval sectional schematic diagram.
In figure: 1, first group of bus; 2, second group of bus; 3, the HGIS main equipment based on circuit breaker; 4, isolating switch; 5, voltage transformer; 6, lightning arrester; 7, inlet wire framework; 8, intermediate frame; 9, outlet structure.
Embodiment:
Below in conjunction with accompanying drawing, the utility model is described in further detail:
See Fig. 1 to Fig. 3, a kind of 750kVHGIS arrangement adopting tetragonal wiring of the utility model, this kind of arrangement has two groups of buses, and first group of bus 1 and second group of bus 2 are arranged in parallel.This kind of arrangement has twice transformer inlet wires and two and returns back out line, inlet wire framework 7 is positioned at outside first group of bus 1, combined frame work is formed with first group of bus framework, outlet structure position 9 is outside second group of bus 2, form combined frame work with second group of bus framework, intermediate frame 8 is between first group of bus 1 and second group of bus 2.This kind of arrangement has three parallel interval perpendicular to bus, three groups of HGIS main equipments 3 based on circuit breaker are arranged at first interval, employing three-row is arranged, with intermediate frame 8 for boundary, lay respectively at below first group of bus 1 and second group of bus 2, and below intermediate frame 8, three groups of HGIS main equipment head and the tail connect, and two ends are connected with two groups of buses respectively; First is arranged in the first interval back into line, draws lower and equipment connection between first and second circuit breaker, and first is positioned at outside the bus 1 of first group, the first interval back into the isolating switch 4 of line, voltage transformer 5 and lightning arrester 6; First returns back out line is arranged in the first interval, and between second and the 3rd circuit breaker, draw lower and equipment connection, first returns back out line isolating switch 4, voltage transformer 5 and lightning arrester 6 is positioned at outside the bus 2 of second group, the first interval.One group of HGIS main equipment 3 based on circuit breaker is arranged at second interval, and be positioned at below second group of bus 2, HGIS main equipment two ends are connected with two groups of buses respectively; Second returns back out line is arranged in the second interval, and be connected with bus under drawing at first group of bus 1 place, second returns back out line isolating switch 4, voltage transformer 5 and lightning arrester 6 is positioned at outside the bus 2 of second group, the second interval.3rd interval is without equipment, and only as inlet wire interval, second draws to descend to be connected with bus at second group of bus 2 place back into line, and second time feed isolating switch 4, voltage transformer 5 and lightning arrester 6 are positioned at outside the bus of first group, the 3rd interval.
Can be drawn by above-mentioned analysis, a kind of 750kVHGIS arrangement adopting tetragonal wiring of the utility model, achieve the tetragonal connection type of power distribution equipment, and the diagonal angle completing power supply and feeder line is arranged, saves floor occupying area, saves equipment investment, safety in operation is high, simultaneously, HGIS main equipment based on circuit breaker and line opening-type equipment subregion clear, characteristics of compact layout, easy access is safeguarded, can apply in engineering.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model; can not assert that embodiment of the present utility model is only limitted to this; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as belonging to the utility model by submitted to claims determination scope of patent protection.
Claims (6)
1. one kind adopts the 750kVHGIS arrangement of tetragonal wiring, it is characterized in that: comprise two groups of first group of buses (1) and second group of bus (2) be arranged in parallel, this arrangement has twice transformer inlet wires and two and returns back out line, and there are three parallel interval perpendicular to bus, first interval adopts three-row to arrange three groups of HGIS main equipments (3) based on circuit breaker, lay respectively at first group of bus (1) and second group of bus (2) below, three groups of HGIS main equipment head and the tail connect, and two ends are connected with two groups of buses respectively;
First is arranged in the first interval back into line, between first and second circuit breaker, draw lower and equipment connection, first is positioned at outside the bus (1) of first group, the first interval back into the isolating switch (4) of line, voltage transformer (5) and lightning arrester (6); First returns back out line is arranged in the first interval, between second and the 3rd circuit breaker, draw lower and equipment connection, first returns back out line isolating switch (4), voltage transformer (5) and lightning arrester (6) is positioned at bus (2) outside, second group, the first interval;
One group of HGIS main equipment (3) based on circuit breaker is arranged at second interval, and be positioned at second group of bus (2) below, HGIS main equipment two ends are connected with two groups of buses respectively; Second returns back out line is arranged in the second interval, be connected with bus under drawing at first group of bus (1) place, second returns back out line isolating switch (4), voltage transformer (5) and lightning arrester (6) is positioned at bus (2) outside, second group, the second interval;
3rd interval is without equipment, only as inlet wire interval, second draws to descend to be connected with bus at second group of bus (2) place back into line, and second time feed isolating switch (4), voltage transformer (5) and lightning arrester (6) are positioned at bus (1) outside, first group, the 3rd interval.
2. a kind of 750kVHGIS arrangement adopting tetragonal wiring according to claim 1, is characterized in that: this arrangement also comprises inlet wire framework (7), intermediate frame (8) and outlet structure position (9); Wherein, inlet wire framework (7) is positioned at first group of bus (1) outside, combined frame work is formed with first group of bus framework, outlet structure position (9) is in second group of bus (2) outside, form combined frame work with second group of bus framework, intermediate frame (8) is positioned between first group of bus (1) and second group of bus (2).
3. a kind of 750kVHGIS arrangement adopting tetragonal wiring according to claim 2, it is characterized in that: the first interval adopts three-row to arrange three groups of HGIS main equipments (3) based on circuit breaker, lay respectively at first group of bus (1), second group of bus (2) and intermediate frame (8) below.
4. a kind of 750kVHGIS arrangement adopting tetragonal wiring according to claim 1 and 2, is characterized in that: this arrangement adopts tetragonal wiring.
5. a kind of 750kVHGIS arrangement adopting tetragonal wiring according to claim 1 and 2, is characterized in that: the HGIS main equipment (3) based on circuit breaker comprises circuit breaker, isolating switch summation current transformer.
6. a kind of 750kVHGIS arrangement adopting tetragonal wiring according to claim 1 and 2, it is characterized in that: first, second returns back out line back into line and first, second and is all positioned at HGIS main equipment (3) top based on circuit breaker, and direction is vertical with two groups of buses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770927.3U CN204927819U (en) | 2015-09-30 | 2015-09-30 | Adopt four angle scheme's 750kV HGIS arrangement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770927.3U CN204927819U (en) | 2015-09-30 | 2015-09-30 | Adopt four angle scheme's 750kV HGIS arrangement structure |
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| CN204927819U true CN204927819U (en) | 2015-12-30 |
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| CN201520770927.3U Active CN204927819U (en) | 2015-09-30 | 2015-09-30 | Adopt four angle scheme's 750kV HGIS arrangement structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256685A (en) * | 2018-09-25 | 2019-01-22 | 中国电力工程顾问集团西南电力设计院有限公司 | A kind of 750kV open type distribution device method for arranging |
| CN109904769A (en) * | 2019-04-23 | 2019-06-18 | 大唐环境产业集团股份有限公司 | The arragement construction of power distribution equipment outside a kind of room 220kV |
-
2015
- 2015-09-30 CN CN201520770927.3U patent/CN204927819U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256685A (en) * | 2018-09-25 | 2019-01-22 | 中国电力工程顾问集团西南电力设计院有限公司 | A kind of 750kV open type distribution device method for arranging |
| CN109904769A (en) * | 2019-04-23 | 2019-06-18 | 大唐环境产业集团股份有限公司 | The arragement construction of power distribution equipment outside a kind of room 220kV |
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