CN204885956U - Complete indoor one deck transformer substation of integrative transformer of 35kV - Google Patents

Abstract

The utility model provides a complete indoor one deck transformer substation of integrative transformer of 35kV, the transformer substation is equipped with: three transformer room 11, 10kV electrical room 12, 35kV electrical room 13, 10kV capacitor chamber 14 and secondary equipment room 15, three transformer room 11, 10kV electrical room 12, 35kV electrical room 13, 10kV capacitor chamber 14 and secondary equipment room 15 all be equipped with with the business turn over confession personnel of the outside intercommunication of transformer substation are current.

Description

A kind of 35kV one complete indoor one deck transformer station of transformer

Technical field

The utility model relates to substation structure design field, is specifically related to a kind of 35kV one complete indoor one deck transformer station of transformer.

Background technology

Namely transformer station changes the place of voltage, control and distribution electric energy, and transformer is the capital equipment of transformer station, and in addition transformer station also comprises the plurality of devices such as controller switching equipment, energy storage device, secondary device.

Because the capital equipment volume be used in transformer station is larger, so the floor space of transformer station is usually larger, designer needs the structure spending the plenty of time according to the land area design transformer station planned in advance usually, make the structural difference between each transformer station larger thus, and the transformer station designed may be unsuitable for periphery situation, such as outdoor structure can produce noise and interference, or arranges unreasonable due to the position of each canyon, causes the cable arrangement in transformer station chaotic.

Utility model content

For this reason, technical problem to be solved in the utility model is to provide a kind of substation structure, to save land area, and reduces the impact on surrounding enviroment.

The utility model provides a kind of 35kV one complete indoor one deck transformer station of transformer, and described transformer station is provided with: three transformer rooms 11,10kV electrical room 12,35kV electrical room 13,10kV capacitor chamber 14 and secondary device rooms 15; Described three transformer rooms 11,10kV electrical room 12,35kV electrical room 13,10kV capacitor chamber 14 and secondary device room 15 are equipped with passes through for personnel with the import and export of described transformer station ft connection.

Preferably, described three transformer rooms 11 are arranged on the first space in building, described 10kV capacitor chamber 14 and secondary device room 15 are arranged on the second space in described building, described 10kV electrical room 12 and 35kV electrical room 13 are arranged on the 3rd space in described building, and the wherein said 3rd is spatially located between described first space and second space.

Preferably, the height in described first space, second space and the 3rd space is all unequal, and is provided with the ventilating window 16 with described transformer station ft connection every coping.

Preferably, the import and export of described transformer room 11 are ventilating blind door.

Preferably, cable half storey 17 is also provided with below described transformer station, for power cable laying.

Preferably, the wall of described transformer room 11 is fire compartment wall.

Compared with prior art, the complete indoor one deck transformer station of 35kV one transformer that the utility model provides adopts complete indoor design to reduce noise, meets city planning; Each canyon is equipped with directly and the design of import and export of ft connection improves fail safe and the practicality of transformer station, personnel are facilitated to make an inspection tour, and this structure can omit interior walkway, station to save land area, and then investment of saving the area, accelerate area power grid engineering design and construction speed simultaneously, improve construction quality, facilitate resource-conserving and environment-friendly society's construction.

Accompanying drawing explanation

In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein

Fig. 1 is the plane structure chart of the 35kV one complete indoor one deck transformer station of transformer that the utility model embodiment provides;

Fig. 2 is the cross-section structure of the 35kV one complete indoor one deck transformer station of transformer that the utility model embodiment provides.

Embodiment

The utility model embodiment provides a kind of 35kV one complete indoor one deck transformer station of transformer, Fig. 1 and Fig. 2 shows the structure of the transformer station that the utility model provides, equipment in each canyon described in the utility model and device room is the common equipment in transformer station, it will be appreciated by those skilled in the art that the annexation between each equipment, Gu Tuzhong eliminates the stube cable of each equipment room.As shown in Figure 1, this transformer station is provided with three for arranging the 35kV one transformer room 11 of transformer, 10kV electrical room 12,35kV electrical room 13,10kV capacitor chamber 14 and secondary device room 15; Wherein, in order to improve the fail safe of transformer station, the wall of transformer room 11 can select fire compartment wall.

Described three transformer rooms 11,10kV electrical room 12,35kV electrical room 13,10kV capacitor chamber 14 and secondary device room 15 are equipped with passes through for personnel with the import and export of described transformer station ft connection.As shown in Figure 1, all canyons all arrange and are communicated with outside import and export, separately can not establish walkway, and switchgear house and transformer room can be mutually isolated, do not arrange current mouth in standing; Meanwhile, in order to strengthen the air circulation performance of transformation room 11, the import and export of described transformer room 11 can be preferably ventilating blind door.

Above-mentioned transformer station is provided with 3 and returns back out line back into line, 24.The mode of connection is bridge+line change group or line change group, 10kV side employing single busbar connection four section wiring in 35kV side adopts.Transformer in standing can select 35kV double winding one transformer, every platform capacity 31.5MVA, indoor layout; 10kV power distribution equipment is indoor switch cabinet dually arrayed, cable outlet; 35kV power distribution equipment is the single-row layout of indoor switch cabinet, cable outlet; Capacitor is reactive-load compensation capacitor in station, and be arranged on 10kV side, capacity is 3 × (2+2) Mvar, adopts long cable section of ingoing line.Ground connection change selects ground connection to become blowout coil set apparatus, capacity 400MVA, and wherein the double station of doing of ground connection change becomes, long cable section of ingoing line.

In secondary device room, can instrument transformer be set, such as routine transformer, establish merge cells, do not establish intelligent terminal; 35kV and main transformer adopt protection measurement and control integration device, and 10kV adopts protection, observing and controlling, metering All-in-One device; Configure independently prepared auto restart and low cycles unloading device; Adopt integration power-supply system in station.

The scope of application of above-mentioned transformer station comprises:

1, being planned to end load station, does not have penetration;

2 limit by external condition, the siting of station area in hardship;

3 serious atmospheric pollution areas;

4 lines are the project of cable;

To noise requirements higher position in 5 city planning;

6 are applicable to there is requirement place to floor height in city.

The complete indoor one deck transformer station of 35kV one transformer that the utility model provides adopts complete indoor design to reduce noise, meets city planning; Each canyon is equipped with and directly improves the fail safe of transformer station with the design of the import and export of ft connection, and can to omit in station walkway to save land area, and then investment of saving the area, and is convenient to staff's tour simultaneously.This substation structure accelerates area power grid engineering design and construction speed, improves construction quality, facilitates resource-conserving and environment-friendly society's construction.

In order to save the floor space of transformer station further and optimize the cable arrangements in standing, as shown in Figure 1, three transformer rooms 11 can be arranged on the first space 101 in building, described 10kV capacitor chamber 14 and secondary device room 15 are arranged on the second space 102 in described building, such as form rectangular space side by side, described 10kV electrical room 12 and 35kV electrical room 13 are arranged on the 3rd space 103 in described building, above-mentioned space can be all rectangular parallelepiped space, and wherein said 3rd space 103 is between described first space 101 and second space 102.

More preferably, in order to strengthen the air circulation performance of transformation room, the height in described first space 101, second space 102 and the 3rd space 103 is all unequal, and is provided with the ventilating window 16 with described transformer station ft connection every coping.Such as shown in Fig. 2, the first space 101 is the highest, second space 102 is minimum, the 3rd space 103 is moderate, makes the top side wall at place adjacent one another are, three spaces by out exposed thus, can arrange ventilating window at this place, plays result of ventilating heat dissipation.

As shown in Figure 2, described transformer station can also be provided with cable half storey 17, described cable half storey 17 is arranged on below transformer station, for power cable laying, namely below transformer station, be also provided with a space, separately for cabling, optimize the cable arrangements in station further, and the top side wall of cable half storey, the position being namely positioned at more than ground also can arrange ventilating window.Power cable in standing can by cable testing bridge and corresponding equipment connection.

Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range that the utility model creates.

Claims (6)

1. the 35kV one complete indoor one deck transformer station of transformer, it is characterized in that, described transformer station is provided with: three transformer rooms (11), 10kV electrical room (12), 35kV electrical room (13), 10kV capacitor chamber (14) and secondary device room (15);

Described three transformer rooms (11), 10kV electrical room (12), 35kV electrical room (13), 10kV capacitor chamber (14) and secondary device room (15) are equipped with to be passed through for personnel with the import and export of described transformer station ft connection.

2. transformer station according to claim 1, it is characterized in that, described three transformer rooms (11) are arranged on the first space in building, described 10kV capacitor chamber (14) and secondary device room (15) are arranged on the second space in described building, described 10kV electrical room (12) and 35kV electrical room (13) are arranged on the 3rd space in described building, and the wherein said 3rd is spatially located between described first space and second space.

3. transformer station according to claim 2, is characterized in that, the height in described first space, second space and the 3rd space is all unequal, and is provided with and the ventilating window of described transformer station ft connection (16) every coping.

4. transformer station according to claim 1, is characterized in that, the import and export of described transformer room (11) are ventilating blind door.

5. transformer station according to claim 1, is characterized in that, is also provided with cable half storey (17), for power cable laying below described transformer station.

6. transformer station according to claim 1, is characterized in that, the wall of described transformer room (11) is fire compartment wall.