CN208157971U - A kind of 220kV indoor substation layout structure - Google Patents

Abstract

The utility model discloses a kind of 220kV indoor substation layout structures comprising substation room is equipped with 10kV switchgear in low-voltage distribution room, and 220kV power distribution equipment is equipped in high voltage power distribution room；It is equipped with a transformer in each transformer room, a current-limiting reactor is equipped in each current-limiting reactor room；Each current-limiting reactor is correspondingly connected with every transformer by the first outlet respectively.Advantage：The utility model is by the way that each transformer room to be arranged side by side with each current-limiting reactor room along substation's room length direction, it is effectively utilized the space between transformer room, in addition, the current-limiting reactor of each A, B, C three-phase is arranged along substation's chamber width direction, and first outlet along perpendicular to current-limiting reactor length direction arrange, second outlet is arranged along current-limiting reactor length direction, is thereby reduced the occupied area of entire indoor substation room, is reduced the cost of investment of construction.

Description

A kind of 220kV indoor substation layout structure

Technical field：

The utility model relates to power system transformer substation technical field, in particular to a kind of 220kV indoor substation layout Structure.

Background technique：

220kV indoor substation includes the high-pressure side 220kV power distribution equipment, transformer and low-voltage distribution equipment, in addition, usually It needs to become 10kV low-pressure side installing current-limiting reactor in transformer, to limit low-pressure side short circuit current, and then protects electrical equipment Dynamic stability and thermostabilization, since land resource is more nervous, in electric system process of construction, effectively optimization power transformation The layout structure stood, which takes up an area to saving and reduces cost, to be of great importance.

At present 220kV indoor substation layout structure be current-limiting reactor is arranged in transformer room and low-voltage distribution room it Between, and the current-limiting reactor being correspondingly connected with every transformer is arranged in line-styled, in addition, connection current-limiting reactor and transformation Device and connection current-limiting reactor and low-voltage distribution equipment bus move towards vertical with current-limiting reactor arragement direction, such layout Structure increases the occupied area of entire indoor substation, thereby increases the cost of investment of construction.

Utility model content：

The purpose of this utility model is to provide the indoor power transformations of 220kV of a kind of saving occupied area and reduction cost of investment Station arrangement's structure.

The utility model is implemented by following technical solution：A kind of 220kV indoor substation layout structure comprising substation Room is equipped with the first partition along its length in the middle part of the substation room, and in first partition, side is adjacent matches equipped with low pressure Electric room and high-tension distribution chamber of converting are equipped with 10kV switchgear in the low-voltage distribution room, and 220kV is equipped in the high voltage power distribution room Power distribution equipment；At least two transformer rooms are equipped in the other side of first partition, are equipped in each transformer room One transformer is correspondingly provided with a current-limiting reactor room in each transformer room side, in each current-limiting reactor A current-limiting reactor is equipped in device room, each transformer room and each current-limiting reactor room are along the substation room Length direction is arranged side by side；Each current-limiting reactor is correspondingly connected with transformer described in every by the first outlet respectively, Each current-limiting reactor passes through the second outlet respectively and is correspondingly connected with the 10kV switchgear, every transformer difference The 220kV power distribution equipment is correspondingly connected with by long cable section of ingoing line.

Further, each current-limiting reactor is arranged with A, B, C three-phase in line-styled, and each A, B, C tri- The current-limiting reactor of phase is arranged in the current-limiting reactor room in column.

Further, first outlet arranges that described second goes out along the length direction perpendicular to the current-limiting reactor Line is arranged along the current-limiting reactor length direction.

Further, first outlet and second outlet are copper bar bus line, and are propped up by support insulator Support.

Further, the second partition, institute are equipped with along substation's chamber width direction in each transformer room State between the second partition side and the current-limiting reactor room be equipped with the transformer, it is described second partition the other side be equipped with The radiator of the corresponding transformer connection.

The advantages of the utility model：The utility model by by each transformer room and each current-limiting reactor room along power transformation Room length direction of standing is arranged side by side, and is effectively utilized the space between transformer room, in addition, the current limliting electricity of each A, B, C three-phase Anti- device is arranged along substation's chamber width direction, and the first outlet is arranged along the length direction perpendicular to current-limiting reactor, and second Outlet is arranged along current-limiting reactor length direction, is thereby reduced the occupied area of entire indoor substation room, is reduced construction Cost of investment.

Detailed description of the invention：

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the A-A cross-sectional view of Fig. 1.

The components in the drawings are labeled as follows：Substation room 1, first partition 2, low-voltage distribution room 3, high-tension distribution chamber of converting 4, 10kV switchgear 5,220kV power distribution equipment 6, transformer room 7, transformer 8, current-limiting reactor room 9, current-limiting reactor 10, first Outlet 11, the second outlet 12, long cable section of ingoing line 13, support insulator 14, second separate 15, radiator 16.

Specific embodiment：

As depicted in figs. 1 and 2, a kind of 220kV indoor substation layout structure comprising substation room 1, in substation room 1 middle part along its length be equipped with first partition 2, first partition 2 sides it is adjacent be equipped with low-voltage distribution room 3 and high-tension distribution chamber of converting 4, It is equipped with 10kV switchgear 5 in low-voltage distribution room 3,220kV power distribution equipment 6 is equipped in high-tension distribution chamber of converting 4；Separate 2 first The other side set there are two transformer room 7, a transformer 8 is equipped in each transformer room 7, the transformer room Liang Ge 7 it Between set there are two current-limiting reactor room 9, a current-limiting reactor 10, each transformer are equipped in each current-limiting reactor room 9 Room 7 and each current-limiting reactor room 9 are arranged side by side along 1 length direction of substation room；Each current-limiting reactor 10 respectively with it is adjacent Transformer 8 be correspondingly connected with by the first outlet 11, each current-limiting reactor 10 is correspondingly connected with by the second outlet 12 respectively 10kV switchgear 5, every transformer 8 are correspondingly connected with 220kV power distribution equipment 6, each current limliting electricity by long cable section of ingoing line 13 respectively Anti- device 10 is arranged with A, B, C three-phase in line-styled, and the current-limiting reactor 10 of each A, B, C three-phase is in current-limiting reactor It arranges in column in room 9, is effectively utilized the space between the transformer room Liang Tai 7, and then reduce the land occupation face of substation room 1 Product.

First outlet 11 is along the length direction arrangement perpendicular to current-limiting reactor 10, and the second outlet 12 is along current-limiting reactor 10 Length direction arrangement, by the reasonable arrangement to long cable section of ingoing line 13, the first outlet 11 and the second outlet 12, makes current-limiting reactor room 9 layouts are more compact, are more advantageous to the occupied area of substation room 1；First outlet 11 and the second outlet 12 are copper bar bus line, And it is supported by support insulator 14；Along substation room, 1 width direction is equipped with the second partition in each transformer room 7 15, second partition 15 sides and current-limiting reactor room 9 between be equipped with transformer 8, second partition 15 the other side be equipped with it is corresponding The radiator 16 that transformer 8 connects extends the service life of transformer 8 for radiating to corresponding transformer 8.

The length of substation room 1 is 108 meters before improving, and width is 67 meters, and occupied area is 7236 square metres, and after improving 1 length of substation room be 104.4 meters, width be 62.5 meters, occupied area be 6525 square metres, it can be seen that, it is improved The occupied area of substation room 1 significantly reduces, and has thus saved construction investment.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (5)

1. a kind of 220kV indoor substation layout structure, which is characterized in that it includes substation room, in the substation room Portion is equipped with the first partition along its length, it is described first partition side it is adjacent be equipped with low-voltage distribution room and high-tension distribution chamber of converting, It is equipped with 10kV switchgear in the low-voltage distribution room, 220kV power distribution equipment is equipped in the high voltage power distribution room；Described first The other side of partition is equipped at least two transformer rooms, a transformer is equipped in each transformer room, in each institute It states transformer room side and is correspondingly provided with a current-limiting reactor room, a current limliting electricity is equipped in each current-limiting reactor room Anti- device, each transformer room and each current-limiting reactor room are arranged side by side along substation room length direction；Often A current-limiting reactor is correspondingly connected with transformer described in every by the first outlet respectively, each current-limiting reactor point The 10kV switchgear is not correspondingly connected with by the second outlet, every transformer is correspondingly connected with by long cable section of ingoing line respectively To the 220kV power distribution equipment.

2. a kind of 220kV indoor substation layout structure according to claim 1, which is characterized in that each current limliting Reactor is arranged with A, B, C three-phase in line-styled, and the current-limiting reactor of each A, B, C three-phase is in the current limliting Reactor is arranged in column in room.

3. a kind of 220kV indoor substation layout structure according to claim 2, which is characterized in that first outlet Arrange that second outlet is along the current-limiting reactor length direction cloth along the length direction perpendicular to the current-limiting reactor It sets.

4. a kind of 220kV indoor substation layout structure according to claim 3, which is characterized in that first outlet It is copper bar bus line with second outlet, and is supported by support insulator.

5. a kind of 220kV indoor substation layout structure according to any one of claims 1 to 4, which is characterized in that each The second partition, the second partition side and the current limliting are equipped with along substation's chamber width direction in the transformer room The transformer is equipped between reactor room, the other side of second partition is equipped with and the heat dissipation of the corresponding transformer connection Device.