CN205016900U - Special high voltage direct current current conversion station valve room converter transformer L type distribution structure - Google Patents
Special high voltage direct current current conversion station valve room converter transformer L type distribution structure Download PDFInfo
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- CN205016900U CN205016900U CN201520620591.2U CN201520620591U CN205016900U CN 205016900 U CN205016900 U CN 205016900U CN 201520620591 U CN201520620591 U CN 201520620591U CN 205016900 U CN205016900 U CN 205016900U
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- valve room
- end valve
- converter transformer
- room
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Abstract
The utility model relates to a special high voltage direct current current conversion station valve room converter transformer L type distribution structure, including two master control buildings, two low end valve rooms, two high end valve rooms and a plurality of converter transformer depressors, master control building, the low end valve room, the high end valve room and converter transformer are left and right mirror image and distribute and set up, and wherein, the low end valve room and the high end valve room are established the L type of personally submitting and is distributed behind the master control building, and bottom valve room longitudinal distribution is at the positive rear side of master control building, and high end valve room transverse distribution is outside the low end valve room, converter transformer depressor partly distributes and is transversely " one " word arrangement in the inboard in the low pressure valve room, another part of converter transformer depressor distributes and is vertically " one " word arrangement in the front side in the high -pressure valve room, converter transformer's access wire passes through the wiring end in the low end valve room of direct current wall bushing disect insertion and the high end valve room, and converter transformer's output realizes converging through the high transconductance line, forms symmetric distribution two " L " type distribution structure in high transconductance line both sides. The utility model discloses arrange nimble compactness, area is littleer, can reduce first investment cost better.
Description
Technical field
The utility model relates to a kind of UHVDC converter station valve Room converter transformer L-type distributed architecture, can be applied in power plant's double valve, single-phase double winding converter transformer equipment, be specially adapted to ± the arrangement of 800kV UHVDC converter station valve Room converter transformer.Belong to electrical building field.
Background technology
Along with long-distance and large-capacity power transmission project implementations such as China's expanding economy and transferring electricity from the west to the easts, ± 800kV extra-high voltage direct-current transmission engineering gets more and more.The mode of connection that it send, receiving end current conversion station all adopts the two group of 12 pulse conversion valve series connection in every pole, namely each current conversion station is bipolar need arrange 4 valve Rooms altogether.Ultra-high voltage converter station floor space is large, in order to save occupation of land, needs to be optimized layout to electric general layout under the prerequisite meeting process requirements.The valve Room and converter transformer region are as the groundwork region of current conversion station, and its layout pattern determines integral production flow process and floor space size, has influence on the layout of DC fields, involves full every aspect such as station electrical arrangement and noise control etc.Therefore, the valve Room be arranged as one of most important link of current conversion station general electric arrangement.
In prior art, ± 800kV ultra-high voltage converter station, generally adopted the valve Room " one " font to arrange or two kinds of layout patterns are arranged in the valve Room face-to-face.Wherein, it is many to there is area occupied in " one " font layout, the problems such as noise is large; The valve Room is arranged face-to-face, adopts that every high low end valve Room is face-to-face, the low end valve Room, the two poles of the earth is arranged back-to-back, is the layout pattern of current main flow.But according to Southern Power Grid Company in the recent period ± 800kV converter station project and State Grid Corporation of China ± 800kV current conversion station universal design, adopt the current conversion station arranged face-to-face, its converter transformer region, valve Room floor space is generally 3.5 hectares to 4.5 hectares.Therefore, arrange the converter transformer region, the valve Room of current conversion station face-to-face, there are the following problems equally: (1) floor space is large; (2) exist when changing high low side converter transformer for subsequent use and turn to that difficulty is large, the time is long.
Utility model content
The purpose of this utility model, be current conversion station in order to solve existing face-to-face layout exist area occupied large, exist when changing high low side converter transformer for subsequent use and turn to the problems such as difficulty is large, the time is long, a kind of UHVDC converter station valve Room converter transformer L-type distributed architecture is provided.
The purpose of this utility model can be achieved through the following technical solutions:
UHVDC converter station valve Room converter transformer L-type distributed architecture, comprise two master control buildings, two the low end valve Rooms, two high end valve Rooms and some converter transformer depressors, described master control building, the low end valve Room, the high end valve Room and converter transformer are that the distribution of left and right mirror image is arranged, wherein, the low end valve Room and the high end valve Room are located at the distribution in L-type below in master control building, the valve Room, bottom genesis analysis is at the positive rear side in master control building, and the high end valve Room is laterally distributed in outside the low end valve Room; A part for described converter transformer depressor is distributed in the inner side in the low pressure valve Room in laterally " one " word arrangement, and another part of described converter transformer depressor is distributed in the front side in the high pressure valve Room in longitudinally " one " word arrangement; The access wire of described converter transformer directly inserts the terminals in the low end valve Room and the high end valve Room by direct-current wall bushing, the output of converter transformer realizes confluxing by high transconductance line, forms two " L " type distributed architectures being symmetrically distributed in high transconductance line both sides.
The purpose of this utility model can also be achieved through the following technical solutions:
Further, the L-type low end valve Room of described left and right mirror image distribution and the high end valve Room are the low end valve Room of the L-type layout of two horizon glass picture distributions and the high end valve Room, and make two high end valve Rooms be that yi word pattern is arranged, two low end valve Rooms are in arranging face-to-face.
Further, before the high end valve Room, be provided with the interchange 500kV electrical room arranged face-to-face.
Further, transport and assembling place at the other converter transformer that is reserved with in the low end valve Room and the high end valve Room.
Further, between the interior cool equipment being provided with the low end valve Room and the high end valve Room in described master control building, 400V low-voltage distribution room, control room, communications equipment room, ups power and battery room.
Further, be provided with the outer cool equipment of valve on side, master control building, install the air-conditioner host in the low end valve Room and the high end valve Room in master control building, the air-conditioner outdoor unit in the low end valve Room and the high end valve Room is installed in master control roof portion.
Further, in master control building, the low end valve Room, the outside idle area of the high end valve Room and converter transformer be provided with converter transformer for subsequent use.
Further, described two " L " type distributed architecture corresponds to double valve, single-phase double winding converter transformer equipment; The high end valve Room of every pole and the low end valve Room are L-type distribution, the low end valve Room of two L-type distributions and the distribution of high end valve Room horizon glass picture; Two groups of six converter transformers corresponding to each low end valve Room and the high end valve Room and the valve Room arrange near in yi word pattern, and converter transformer valve-side sleeve directly inserts the low end valve Room and the high end valve Room.
Further, high-end converter transformer for subsequent use is arranged in alternating current filter field, is namely positioned over the vacancy area in extra-high-voltage direct-current power transmission converter; Low side converter transformer for subsequent use is arranged in converter transformer square, is namely placed on the region except the height end valve Room and master control building; High-end converter transformer does not need to carry out steering operation when changing, and reduces and changes difficulty, saves replacing construction; Low side converter transformer need carry out steering operation when changing, and changes and easily realizes.
The utility model has following outstanding beneficial effect:
1, the low end valve Room of the present utility model and the high end valve Room are located at side, master control building is the mirror image distribution of L-type left and right, the valve Room, bottom longitudinally arranges on rear side of master control building, the high end valve Room is located at outside the low end valve Room, described converter transformer is distributed in inside the low pressure valve Room and is word order on front side of the high pressure valve Room, forms two " L " type distributed architectures being symmetrically distributed in high transconductance line 7 both sides; Therefore, the current conversion station that can solve existing face-to-face layout exist area occupied large, exist when changing high low side converter transformer for subsequent use and turn to the problems such as difficulty is large, the time is long, effectively reduce the floor space of the building such as the valve Room and master control building, save rolled steel dosage; More flexible compact is arranged in the valve Room and converter transformer region, and floor space is less.The valve Room, converter transformer region adopt the postpone of L-type cloth, shorten the connecting length of DC fields homopolarity height low side bypass loop; Reduce first cost of investment.
2, converter transformer of the present utility model is distributed in inside the low pressure valve Room and on front side of the high pressure valve Room, converter transformer on front side of the high pressure valve Room and the distribution of high end valve Room mirror image, formation yi word pattern arranges, weight maximum converter transformer high-end for subsequent use no longer needs to turn to when changing, replacing difficulty can be reduced, save and change required time.
3, the low end valve Room of the utility model mirror image distribution, and the high end valve Room with exchange 500kV power distribution equipment GIS room and be face-to-face layout, can effectively stop converter transformer noise transmission thus, interests are had to reduce noise, simultaneously, two low end valve Rooms are arranged face-to-face, can realize the transport of low side converter transformer common rail, simplify converter transformer square Track desigh.
4, high and low end converter transformer region of the present utility model is relatively independent, installation and repairing and spare phase replacing can be carried out simultaneously, do not interfere with each other, operational mode is more flexible, and compared with prior art comparatively, decrease an auxiliary master control building building, the valve Room controls Relatively centralized, convenient operation and tour.
5, converter transformer of the present utility model directly inserts the low end valve Room and the high end valve Room by direct-current wall bushing, this direct-current wall bushing is all drawn from valve chief limit, the valve tower in each valve Room is near corresponding wall bushing, the outlet of valve tower does not need to turn in the valve Room to draw after 90 ° again receives on wall bushing, simplify the valve Room mode of connection, reduce valve chief degree.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Specific embodiment 1:
With reference to Fig. 1, the present embodiment comprises the high end valve Room 3,2, two, the low end valve Room, 1, two, two master control buildings and some converter transformer depressors 4, described master control building 1, the low end valve Room 2, the high end valve Room 3 and converter transformer 4 are arranged in left and right mirror image distribution, wherein, the low end valve Room 2 and the high end valve Room 3 are located at the distribution in L-type below in master control building 1, the valve Room 2, bottom genesis analysis is positive rear side in master control building 1, and the high end valve Room 3 is laterally distributed in outside the low end valve Room 3; A part for described converter transformer depressor 4 is distributed in the inner side in the low pressure valve Room 2 in laterally " one " word arrangement, and another part of described converter transformer depressor 4 is distributed in the front side in the high pressure valve Room 3 in longitudinally " one " word arrangement; The access wire of described converter transformer 4 directly inserts the terminals in the low end valve Room 2 and the high end valve Room 3 by direct-current wall bushing, the output of converter transformer 4 realizes confluxing by high transconductance line 7, forms two " L " type distributed architectures being symmetrically distributed in high transconductance line 7 both sides.
In embodiment:
The L-type low end valve Room 2 of described left and right mirror image distribution and the high end valve Room 3 are the low end valve Room 2 of the L-type layout that two horizon glass pictures distribute and the high end valve Room 3, and two high end valve Rooms 3 are arranged in yi word pattern, and two low end valve Rooms 2 are in face-to-face layout.Before the high end valve Room 3, be provided with the interchange 500kV electrical room arranged face-to-face, be namely provided with before the described high end valve Room 3 and exchange 500kV electrical room, this high end valve Room 3 is arrange face-to-face with exchanging 500kV electrical room.
Converter transformer transport and assembling place 6 is reserved with before the described low end valve Room 2 and the high end valve Room 3.Be provided with between the cool equipment in the low end valve Room 2 and the high end valve Room 3 in master control building 1,400V low-voltage distribution room, control room, communications equipment room, ups power and battery room.Be provided with the outer cool equipment of valve on side, master control building 1, install the air-conditioner host in the low end valve Room 2 and the high end valve Room 3 in master control building 1, the air-conditioner outdoor unit in the low end valve Room 2 and the high end valve Room 3 is installed at top, master control building 1.Concrete, the outer cool equipment of described valve is arranged in vacant lot, side, master control building 1 place; Take up an area for saving change of current region, the air-conditioner host in the low end valve Room 2 and the high end valve Room 3 is arranged in 1st floor, master control building, and the air-conditioner outdoor unit in the low end valve Room 2 and the high end valve Room 3 is arranged in roof, master control building 1.
Two " L " type distributed architecture described in the utility model corresponds to double valve, single-phase double winding converter transformer equipment; The distribution in L-type of the high end valve Room 3 of every pole and the low end valve Room 2, the low end valve Room 2 of two L-type distributions and the distribution of the high end valve Room 3 horizon glass picture; Two groups of six converter transformers of each low end valve Room 2 and the high end valve Room 3 correspondence and the valve Room arrange near in yi word pattern, converter transformer 4 value side bushing directly inserts the low end valve Room 2 and the high end valve Room 3 arranges converter transformer transport and assembling place 6 respectively before the high and low end valve Room, the converter transformer of two groups of different wiring patterns realizes confluxing by the high transconductance line being erected at converter transformer overhead, decreases bus rod and takes up an area.
Described master control building 1, the low end valve Room 2, the high end valve Room 3 and converter transformer 4 outside idle area position are provided with converter transformer for subsequent use.Namely this converter transformer for subsequent use is optimized layout according to current conversion station general layout.High-end converter transformer for subsequent use is arranged in alternating current filter field, is namely positioned over the vacancy area in extra-high-voltage direct-current power transmission converter; Low side converter transformer for subsequent use is arranged in converter transformer square, is namely placed on the region except the height end valve Room and master control building; High-end converter transformer does not need to carry out steering operation when changing, and reduces and changes difficulty, saves replacing construction; Low side converter transformer need carry out steering operation when changing, and changes and easily realizes.
With concrete case, the beneficial effects of the utility model are described below:
High voltage DC power transmission converter station is arranged by the yi word pattern of prior art or is arranged that changing L-type into arranges face-to-face as shown in Figure 1, and its floor space is about 3.073 hectares.
Compared with arranging face-to-face with prior art, the valve Room that this L-type is arranged and master control building floor space save 385.5m
2, rolled steel dosage saves 100.8 tons; The valve Room and converter transformer region are arranged compacter, and floor space is less, save occupation of land more than 12%; The two poles of the earth save 8 400kV direct current post insulators altogether; The area in DC fields region is only 2.515 hectares, saves occupation of land more than 24% compared with domestic mainstream technology scheme; The face-to-face layout pattern in the valve Room of hinge structure, can save track steel material 46.5 tons; High end valve chief degree reduces 5m, and low end valve chief degree reduces 2m.Therefore, arrangement of the present utility model flexible compact more, saves and takes up an area, and design is more reasonable, can reduce the cost of first investment.
Claims (9)
1. UHVDC converter station valve Room converter transformer L-type distributed architecture, comprise two master control buildings (1), two low end valve Rooms (2), two high end valve Rooms (3) and some converter transformer depressors (4), it is characterized in that: described master control building (1), the low end valve Room (2), the high end valve Room (3) and converter transformer (4) are in left, right mirror image distribution is arranged, wherein, the low end valve Room (2) and the high end valve Room (3) are located at the distribution in L-type below in master control building (1), the valve Room, bottom (2) genesis analysis is at master control building (1) positive rear side, the high end valve Room (3) is laterally distributed in the low end valve Room (3) outside, a part for described converter transformer depressor (4) is distributed in the inner side in the low pressure valve Room (2) in laterally " one " word arrangement, and another part of described converter transformer depressor (4) is distributed in the front side in the high pressure valve Room (3) in longitudinally " one " word arrangement, the access wire of described converter transformer (4) directly inserts the terminals in the low end valve Room (2) and the high end valve Room (3) by direct-current wall bushing, the output of converter transformer (4) realizes confluxing by high transconductance line (7), forms two " L " type distributed architectures being symmetrically distributed in high transconductance line (7) both sides.
2. the UHVDC converter station valve Room according to claim 1 converter transformer L-type distributed architecture, it is characterized in that: the L-type low end valve Room (2) of described left and right mirror image distribution and the high end valve Room (3) are the low end valve Room (2) and the high end valve Room (3) of the L-type layout of two horizon glass picture distributions, two high end valve Rooms (3) are arranged in yi word pattern, and two low end valve Rooms (2) are in arranging face-to-face.
3. the UHVDC converter station valve Room according to claim 1 converter transformer L-type distributed architecture, is characterized in that: before the high end valve Room (3), be provided with the interchange 500kV electrical room arranged face-to-face.
4. the UHVDC converter station valve Room according to claim 1 converter transformer L-type distributed architecture, is characterized in that: transport and assembling place (6) at the other converter transformer that is reserved with of the low end valve Room (2) and the high end valve Room (3).
5. the UHVDC converter station valve Room according to claim 1 converter transformer L-type distributed architecture, is characterized in that: between the interior cool equipment being provided with the low end valve Room (2) and the high end valve Room (3) in described master control building (1), 400V low-voltage distribution room, control room, communications equipment room, ups power and battery room.
6. the UHVDC converter station valve Room according to claim 1 converter transformer L-type distributed architecture, it is characterized in that: be provided with the outer cool equipment of valve on master control building (1) side, install the air-conditioner host in the low end valve Room (2) and the high end valve Room (3) in master control building (1), the air-conditioner outdoor unit in the low end valve Room (2) and the high end valve Room (3) is installed at master control building (1) top.
7. the UHVDC converter station valve Room according to claim 1 converter transformer L-type distributed architecture, is characterized in that: be provided with converter transformer for subsequent use at master control building (1), the low end valve Room (2), the high end valve Room (3) and converter transformer (4) outside idle area.
8. the UHVDC converter station valve Room according to claim 1 converter transformer L-type distributed architecture, is characterized in that: described two " L " type distributed architecture corresponds to double valve, single-phase double winding converter transformer equipment; The high end valve Room (3) of every pole and the low end valve Room (2) distribute in L-type, the low end valve Room (2) of two L-type distributions and the distribution of the high end valve Room (3) horizon glass picture; Two groups of six converter transformers and the valve Room of each low end valve Room (2) and the high end valve Room (3) correspondence arrange near in yi word pattern, and converter transformer (4) value side bushing directly inserts the low end valve Room (2) and the high end valve Room (3).
9. the UHVDC converter station valve Room according to claim 7 converter transformer L-type distributed architecture, is characterized in that: high-end converter transformer for subsequent use is arranged in alternating current filter field, is positioned over the vacancy area in extra-high-voltage direct-current power transmission converter; Low side converter transformer for subsequent use is arranged in converter transformer square, is placed on the region except the height end valve Room and master control building; High-end converter transformer does not need to carry out steering operation when changing, and reduces and changes difficulty, saves replacing construction; Low side converter transformer need carry out steering operation when changing, and changes and easily realizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520620591.2U CN205016900U (en) | 2015-08-17 | 2015-08-17 | Special high voltage direct current current conversion station valve room converter transformer L type distribution structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520620591.2U CN205016900U (en) | 2015-08-17 | 2015-08-17 | Special high voltage direct current current conversion station valve room converter transformer L type distribution structure |
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| Publication Number | Publication Date |
|---|---|
| CN205016900U true CN205016900U (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520620591.2U Withdrawn - After Issue CN205016900U (en) | 2015-08-17 | 2015-08-17 | Special high voltage direct current current conversion station valve room converter transformer L type distribution structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205016900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048324A (en) * | 2015-08-17 | 2015-11-11 | 中国能源建设集团广东省电力设计研究院有限公司 | L-shaped distribution structure of valve hall converter transformer of extra-high-voltage direct-current converter station |
-
2015
- 2015-08-17 CN CN201520620591.2U patent/CN205016900U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048324A (en) * | 2015-08-17 | 2015-11-11 | 中国能源建设集团广东省电力设计研究院有限公司 | L-shaped distribution structure of valve hall converter transformer of extra-high-voltage direct-current converter station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160203 Effective date of abandoning: 20180126 |