CN104577928B - Three-phase aerial condutor - Google Patents
Three-phase aerial condutor Download PDFInfo
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- CN104577928B CN104577928B CN201310508905.5A CN201310508905A CN104577928B CN 104577928 B CN104577928 B CN 104577928B CN 201310508905 A CN201310508905 A CN 201310508905A CN 104577928 B CN104577928 B CN 104577928B
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- phase lines
- outlets
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- gis pipe
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- 238000009434 installation Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a kind of three-phase aerial condutors.The three-phase aerial condutor includes：First circuit has A1 phase lines, B1 phase lines and C1 phase lines, wherein A1 phase lines, B1 phase lines and C1 phase lines are each parallel to horizontal plane, and A1 phase lines, B1 phase lines and C1 phase lines are located on same vertical plane.Through the invention, solve the problems, such as that installation and debugging are more difficult when three-phase conducting wire enters the station in the prior art, so reach compression substation build area, facilitate conducting wire enter the station place installation and maintenance effect.
Description
Technical field
The present invention relates to field of power transmission, in particular to a kind of three-phase aerial condutor.
Background technology
In the three-phase conducting wire arrangement mode problem of 220kVGIS overhead outlets, the method routinely used is GIS lead collars
Manage horizontally arranged, three-phase conducting wire is also horizontally arranged above GIS outlet casing tubes.Conducting wire it is alternate and be the distance between relatively by
Span interior insulation substring and conducting wire can meet Insulation Coordination when generation is waved under wind-force and short-circuit electromotive force effect and require most
Small electrical distance considers, according to the related regulation that supply line sets up, the alternate regular intervals distance of GIS outlet casing tubes is 3m,
Overhead outlet Interphase interval distance generally takes 3.75m, and spacing distance when parallel difference between interruption maintenance is 4.5m, is such as schemed
Shown in 1, the spacing distance at such 2 times overhead outlet intervals is determined as 12m.Due to when conducting wire enters the station, often a plurality of power supply
Circuit enters the station side by side, and distance wide in this way can make matched substation build area very plus the distance between supply line
Greatly, so that cost of building a station is relatively high.
In addition in 220kV overhead lines, when entering the station, three-phase is into vertical arrangement, and such conducting wire is covered from terminal tower to GIS
Pipe there is one vertically to the process of level transformation.Three phase lines are from horizontally arranged to vertical arrangement so that way interleave closes
System is complicated, improves the difficulty of circuit installation and repair.
Although it is in triangle by three-phase outlet as shown in Fig. 2, also there is mode of the engineering by adjusting GIS three-phase casing height
Shape arranges, and can alternate horizontal width be contracted to 2m, even if but in this way, 220kV two returns back out line spacing distance is at least also required to
8.5m, and equally exist the vertical process that triangle changes of the conducting wire from terminal tower to GIS casings.Fig. 3 is shown in Fig. 2
Three-phase aerial condutor in a circuit sectional view.
For the problem that installation and debugging when three-phase conducting wire enters the station in the related technology are more difficult, not yet propose effectively to solve at present
Scheme.
Invention content
The main purpose of the present invention is to provide a kind of three-phase aerial condutors, are entered the station with solving three-phase conducting wire in the prior art
When the more difficult problem of installation and debugging.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of three-phase aerial condutor, including：The
Primary Ioops, have A1 phase lines, B1 phase lines and C1 phase lines, wherein A1 phase lines, B1 phase lines and C1 phase lines each parallel to horizontal plane, and
And A1 phase lines, B1 phase lines and C1 phase lines are located on same vertical plane.
Further, three-phase aerial condutor further includes second servo loop, is arranged in parallel with the first circuit, and second servo loop has A2
Phase line, B2 phase lines and C2 phase lines, wherein A2 phase lines, B2 phase lines and C2 phase lines are each parallel to horizontal plane, and A2 phase lines, B2 phases
Line and C2 phase lines are located on same vertical plane.
Further, three-phase aerial condutor includes：A11 outlets, B11 outlets and C11 outlets, wherein A11 outlet first ends
It is connected with A1 phase lines, B11 outlets first end is connected with B1 phase lines, and C11 outlets first end is connected with C1 phase lines；And GIS pipe sleeves
G1, GIS pipe sleeve G2, GIS pipe sleeve G3, wherein GIS pipe sleeves G1 is parallel to A1 phase lines and is connected with A11 outlet second ends, GIS pipes
Set G2 be parallel to B1 phase lines and be connected with B11 outlet second ends, GIS pipe sleeves G3 be parallel to C1 phase lines and with C11 outlet second ends
It is connected, GIS pipe sleeve G1, GIS pipe sleeve G2 and GIS pipe sleeves G3 is located at same perpendicular.
Further, three-phase aerial condutor further includes：A21 outlets, B21 outlets and C21 outlets, wherein A21 outlets first
End is connected with A2 phase lines, and B21 outlets first end is connected with B2 phase lines, and C21 outlets first end is connected with C2 phase lines；And GIS pipes
Cover G4, GIS pipe sleeve G5 and GIS pipe sleeve G6, wherein GIS pipe sleeves G4 is parallel to A2 phase lines and is connected with A21 outlet second ends, GIS
Pipe sleeve G5 is parallel to B2 phase lines and is connected with B21 outlet second ends, GIS pipe sleeves G6 be parallel to C2 phase lines and with C21 outlets second
End is connected, and GIS pipe sleeve G4, GIS pipe sleeve G5 and GIS pipe sleeves G6 is located at same perpendicular.
Further, the distance between the first circuit and second servo loop are 7.5m.
Further, conveying of the three-phase aerial condutor for 220kV to 500kV voltages.
The present invention is using the three-phase aerial condutor having following structure：First circuit has A1 phase lines, B1 phase lines and C1 phases
Line, wherein A1 phase lines, B1 phase lines and C1 phase lines are each parallel to horizontal plane, and A1 phase lines, B1 phase lines and C1 phase lines are positioned at same
On vertical plane.Three-phase aerial condutor provided by the invention uses the setting that three-phase conducting wire is vertically arranged, since three-phase conducting wire enters the station
When, casing is vertically arranged, and need not become vertical from level when the three-phase conducting wire being vertically arranged enters the station, and is reduced between outlet
Staggeredly intert, make it relatively parallel arrangement, it is more difficult to solve installation and debugging when three-phase conducting wire enters the station in the prior art
Problem, so reach compression substation build area, facilitate conducting wire enter the station place installation and maintenance effect.
Description of the drawings
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is a kind of vertical view of three-phase aerial condutor according to prior art；
Fig. 2 is the vertical view of another three-phase aerial condutor according to prior art；
Fig. 3 be the prior art according to fig. 2 three-phase aerial condutor in a circuit sectional view；
Fig. 4 is three-phase aerial condutor side view according to the ... of the embodiment of the present invention；And
Fig. 5 is three-phase aerial condutor vertical view according to the preferred embodiment of the invention.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
An embodiment of the present invention provides a kind of three-phase aerial condutors, and it is aerial to be provided for the embodiments of the invention three-phase below
Conducting wire is specifically introduced：
Fig. 4 is the schematic diagram of three-phase aerial condutor according to the ... of the embodiment of the present invention, as shown in figure 4, present invention implementation is carried
The three-phase aerial condutor of confession includes the first circuit, which has A1 phase lines, B1 phase lines and C1 phase lines, wherein A1 phase lines,
B1 phase lines and C1 phase lines are each parallel to horizontal plane, and A1 phase lines, B1 phase lines and C1 phase lines are located on same vertical plane.
The three-phase aerial condutor that the embodiment of the present invention is provided uses the setting that three-phase conducting wire is vertically arranged, and three-phase is aerial
When conducting wire enters the station, casing is vertically arranged, and need not be become vertical from level when the three-phase conducting wire being vertically arranged enters the station, be reduced
It is staggeredly interspersed between line, make it relatively parallel arrangement, reduce circuit enter the station place installation and maintenance it is difficult.To reach
To facilitate conducting wire enter the station place installation and maintenance effect.
Fig. 5 is the schematic diagram of three-phase aerial condutor according to the preferred embodiment of the invention, as shown in figure 5, the preferred implementation
Three-phase aerial condutor shown by example further includes second servo loop compared with three-phase aerial condutor shown in Fig. 4, the second servo loop
It is arranged in parallel with the first circuit, second servo loop has A2 phase lines, B2 phase lines and C2 phase lines, wherein A2 phase lines, B2 phase lines and C2 phases
Line is each parallel to horizontal plane, and A2 phase lines, B2 phase lines and C2 phase lines are located on same vertical plane.
Further, the three-phase conducting wire that the preferred embodiment of the present invention provides further includes A11 outlets, B11 outlets and C11 outlets
And GIS pipe sleeve G1, GIS pipe sleeve G2 and GIS pipe sleeves G3.Wherein, A11 outlets first end is connected with A1 phase lines, B11 outlets first
End is connected with B1 phase lines, and C11 outlets first end is connected with C1 phase lines.GIS pipe sleeves G1 be parallel to A1 phase lines and with A11 outlets second
End be connected, GIS pipe sleeves G2 is parallel to B1 phase lines and is connected with B11 outlet second ends, GIS pipe sleeves G3 be parallel to C1 phase lines and with
C11 outlet second ends are connected, and GIS pipe sleeve G1, GIS pipe sleeve G2 and GIS pipe sleeves G3 is located at same perpendicular.
Further, the three-phase conducting wire that the preferred embodiment of the present invention provides further includes that A21 outlets, B21 outlets and C21 go out
Line, GIS pipe sleeve G4, GIS pipe sleeve G5 and GIS pipe sleeves G6, wherein A21 outlets first end is connected with A2 phase lines, B21 outlets first
End be connected with B2 phase lines, C21 outlets first end is connected with C2 phase lines, GIS pipe sleeves G4 be parallel to A2 phase lines and with A21 outlets second
End be connected, GIS pipe sleeves G5 is parallel to B2 phase lines and is connected with B21 outlet second ends, GIS pipe sleeves G6 is parallel to C2 phase lines and with
C21 outlet second ends are connected, and GIS pipe sleeve G4, GIS pipe sleeve G5 and GIS pipe sleeves G6 is located at same perpendicular.
When building power network, in order to ensure the safety of power transmission, through frequently with double loop strung alongside mode,
To prevent from, when electric main road is broken down, to power using spare transmission line of electricity in the maintenance process of electric main road.
Three-phase conducting wire can reduce the distance between two circuits using when being vertically arranged.As shown in figure 5, often returning back out line and phase
The distance between line is 3m, and the distance between the outlet casing tube and second servo loop in the first circuit are 4.5m.Between two circuits
Distance is 7.5m, has further reduction than the 8.5m of second prior art.It can further be pressed with the prior art to compare
The construction area of contracting and the mating substation of transmission line of electricity.
Further, any three-phase aerial condutor that the above of the embodiment of the present invention is provided, can be used for 220kV
It is conveyed to the conveying of 500kV voltages, such as to 220kV voltages, 330kV voltages is conveyed, and to 500kV voltages
It conveys etc..
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of three-phase aerial condutor, which is characterized in that including：First circuit has A1 phase lines, B1 phase lines and C1 phase lines,
In, the A1 phase lines, the B1 phase lines and the C1 phase lines are each parallel to horizontal plane, and the A1 phase lines, the B1 phase lines
It is located on same vertical plane with the C1 phase lines；
Wherein, the three-phase aerial condutor includes：
A11 outlets, B11 outlets and C11 outlets, wherein the A11 outlets first end is connected with the A1 phase lines, and the B11 goes out
Line first end is connected with the B1 phase lines, and the C11 outlets first end is connected with the C1 phase lines；And
GIS pipe sleeve G1, GIS pipe sleeve G2 and GIS pipe sleeves G3, wherein the GIS pipe sleeves G1 be parallel to A1 phase lines and with the A11
Outlet second end is connected, and the GIS pipe sleeves G2 is parallel to B1 phase lines and is connected with the B11 outlets second end, the GIS pipe sleeves
G3 is parallel to C1 phase lines and is connected with the C11 outlets second end, the GIS pipe sleeves G1, the GIS pipe sleeves G2 and the GIS
Pipe sleeve G3 is located at same perpendicular；
Wherein, the A1 phase lines in first circuit at a distance from the GIS pipe sleeves G1 be 3m, the B1 phase lines with it is described
The distance of GIS pipe sleeves G2 is 3m, and the C1 phase lines are 3m at a distance from the GIS pipe sleeves G3.
2. three-phase aerial condutor according to claim 1, which is characterized in that the three-phase aerial condutor further includes second time
Road is arranged in parallel with first circuit, and the second servo loop has A2 phase lines, B2 phase lines and C2 phase lines, wherein the A2 phases
Line, the B2 phase lines and the C2 phase lines are each parallel to horizontal plane, and the A2 phase lines, the B2 phase lines and the C2 phase lines
On same vertical plane.
3. three-phase aerial condutor according to claim 2, which is characterized in that the three-phase aerial condutor further includes：
A21 outlets, B21 outlets and C21 outlets, wherein the A21 outlets first end is connected with the A2 phase lines, and the B21 goes out
Line first end is connected with the B2 phase lines, and the C21 outlets first end is connected with the C2 phase lines；And
GIS pipe sleeve G4, GIS pipe sleeve G5, GIS pipe sleeves G6, wherein the GIS pipe sleeves G4 is parallel to A2 phase lines and goes out with the A21
Line second end is connected, and the GIS pipe sleeves G5 is parallel to B2 phase lines and is connected with the B21 outlets second end, the GIS pipe sleeves G6
It is parallel to C2 phase lines and is connected with the C21 outlets second end, the GIS pipe sleeves G4, the GIS pipe sleeves G5 and GIS pipes
Set G6 is located at same perpendicular.
4. three-phase aerial condutor according to claim 2, which is characterized in that first circuit and the second servo loop it
Between distance be 7.5m.
5. three-phase aerial condutor according to claim 1, which is characterized in that the three-phase aerial condutor is used for 220kV extremely
The conveying of 500kV voltages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310508905.5A CN104577928B (en) | 2013-10-24 | 2013-10-24 | Three-phase aerial condutor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310508905.5A CN104577928B (en) | 2013-10-24 | 2013-10-24 | Three-phase aerial condutor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104577928A CN104577928A (en) | 2015-04-29 |
| CN104577928B true CN104577928B (en) | 2018-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310508905.5A Active CN104577928B (en) | 2013-10-24 | 2013-10-24 | Three-phase aerial condutor |
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| CN (1) | CN104577928B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356307A (en) * | 2015-10-23 | 2016-02-24 | 国家电网公司 | Overhead outlet system for GIS room |
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- 2013-10-24 CN CN201310508905.5A patent/CN104577928B/en active Active
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| Publication number | Publication date |
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| CN104577928A (en) | 2015-04-29 |
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