CN217740997U - Prefabricated cabin formula transformer substation - Google Patents
Prefabricated cabin formula transformer substation Download PDFInfo
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- CN217740997U CN217740997U CN202221574440.4U CN202221574440U CN217740997U CN 217740997 U CN217740997 U CN 217740997U CN 202221574440 U CN202221574440 U CN 202221574440U CN 217740997 U CN217740997 U CN 217740997U
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Abstract
The utility model belongs to the technical field of power transmission and transformation electrical equipment uses, specifically disclose a prefabricated cabin formula transformer substation, including protection rail, flexible electrically operated gate, be provided with the prefabricated cabin of 10kV cubical switchboard, the prefabricated cabin of 10kV electric capacity, the prefabricated cabin of 110kV GIS, 10kV ground connection become prefabricated cabin, two sets of transformers, transformer substation 110kV inlet wire cable and 10kV outlet cable etc. in the protection rail. The utility model discloses a beneficial effect of prefabricated cabin formula transformer substation lies in: 1. the construction period is short, the construction sequence of civil engineering, equipment installation and debugging and primary and secondary joint debugging in the traditional process is changed, the engineering steps are reduced, the construction period of the transformer substation is greatly shortened, and the time is saved by 50 percent compared with the conventional transformer substation; 2. the prefabricated cabin type transformer substation has the advantages of small occupied area and flexible field arrangement, and can be flexibly configured and arranged according to different terrains.
Description
Technical Field
The utility model belongs to the technical field of power transmission and transformation electrical equipment uses, concretely relates to prefabricated cabin formula transformer substation.
Background
With the rapid development of current social economy and the continuous progress of the industrial level, the living standard of people is gradually improved, and the proportion of the power system in the industry is continuously increased. In recent years, urban land is nervous, the demand for electricity is increased, and the environmental protection standard is improved, so that a new problem appears in the design of the transformer substation.
The existing transformer substation has large occupied area and large civil engineering workload, and after civil engineering is completed, primary equipment and a secondary screen cabinet need to be installed, wired and debugged on site, so that the construction period to the operation period is long. At present, the demand of electric quantity is increasing day by day, and the demand of people can not be satisfied to current transformer substation, so it is very important to design a novel transformer substation construction mode.
Therefore, based on the above problem, the utility model provides a prefabricated cabin formula transformer substation.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a prefabricated cabin formula transformer substation, solve the technical problem who exists among the background art, compare with conventional station, prefabricated cabin formula transformer substation operation time is fast, and occupation of land is few, has changed the field installation of original primary equipment, secondary screen cabinet, wiring, debugging mode, implements the prefabrication of whole mill, has improved equipment operational environment, has improved secondary equipment life-span and system quality, and it is little to fully give play to area, the civil engineering construction is few, installation period is short, innovation advantage such as construction safety height.
The technical scheme is as follows: the utility model provides a prefabricated cabin type transformer substation, including protection rail, flexible electrically operated gate, be provided with 10kV cubical switchboard prefabricated cabin, 10kV electric capacity prefabricated cabin, 110kVGIS prefabricated cabin, 10kV ground connection become prefabricated cabin, a set of transformer, transformer substation 110kV incoming line cable and 10kV outgoing line cable in the protection rail; the 110kV incoming cable of the transformer substation is connected with the 110kV GIS prefabricated cabin; the 110kV GIS prefabricated cabin is connected with a group of transformers; the 10kV capacitance prefabricated cabin, the 10kV grounding transformer prefabricated cabin, the secondary equipment prefabricated cabin, the group of transformers and the 10kV outgoing cables are respectively connected with the 10kV switch cabinet prefabricated cabin; and the group of transformers are respectively connected with the prefabricated cabin of the secondary equipment.
According to the technical scheme, a middle-mounted switch cabinet KYN28-12A is arranged in the prefabricated cabin of the 10kV switch cabinet, wherein the middle-mounted switch cabinet KYN28-12A is composed of 40 intervals in total, namely a #1/#2 main transformer incoming line interval (19), a #1/#2 bus equipment interval, a #1/#2 grounding transformer interval, a #1- #4 capacitor interval, a #1- #28 outgoing line interval, a first section interval and a section breaker interval, and all the intervals are connected through a 2500A bus.
According to the technical scheme, the 10kV capacitor prefabricated cabin is internally provided with a first 10kV capacitor bank, a second 10kV capacitor bank, a third 10kV capacitor bank and a fourth 10kV capacitor bank.
According to the technical scheme, the 110kVGIS prefabricated cabin consists of 6 intervals, namely an incoming line interval, #1 main transformer incoming line interval, #2 main transformer incoming line interval, #1 bus equipment interval, #2 bus equipment interval and a second section interval, and all the intervals are connected through bus tubes.
According to the technical scheme, a grounding transformer arc suppression coil complete device is arranged in the 10kV grounding transformer prefabricated cabin.
According to the technical scheme, the prefabricated cabin of a set of transformer and 110kV GIS is connected through a third cable, the prefabricated cabin of a set of transformer and 10kV switch cabinet is connected through the copper bar, the prefabricated cabin of 10kV switch cabinet and the prefabricated cabin of 10kV grounding transformer are connected through a first cable, and the prefabricated cabin of 10kV switch cabinet and the prefabricated cabin of 10kV capacitance are connected through a second cable.
According to the technical scheme, the secondary equipment prefabricating cabin is further included, wherein the secondary equipment prefabricating cabin is connected with the main transformer and the 110kV GIS prefabricating cabin through a first control cable and a second control cable respectively.
According to the technical scheme, a first cabinet module group, a second cabinet module group and a monitoring display dynamic group screen are arranged in a prefabricated cabin of the secondary equipment, and the first cabinet module group and the second cabinet module group are respectively connected with the monitoring display dynamic group screen, wherein the first cabinet module group consists of a low-frequency low-voltage load reduction cabinet, a 10kV arc suppression coil control cabinet, an electric meter cabinet, a video monitoring cabinet, a first communication cabinet, a second communication cabinet, a first distribution automation cabinet, a first alternating current used electric cabinet, a second alternating current used electric cabinet, a first direct current power supply cabinet, a second direct current power supply cabinet, a third direct current power supply cabinet, a UPS uninterrupted power supply cabinet, a scheduling data network cabinet and a small current grounding line selection device cabinet; the second cabinet module group consists of a telecontrol cabinet, a public measurement and control and voltage parallel cabinet, a first main transformer protection measurement and control cabinet, a second main transformer protection measurement and control cabinet, a 110kV line measurement and control cabinet, a 110kV section switch measurement and control and spare power automatic switching cabinet, a 110kV line protection cabinet, a 110kV section switch protection cabinet, a 110kV bus differential protection cabinet and a 110kV fault recording cabinet.
This technical scheme still including setting up in the protection rail, and be located the prefabricated cabin of the room for life of flexible electrically operated gate one side, wherein, be provided with meeting room, rest room and bathroom in the prefabricated cabin of the room for life.
Compared with the prior art, the utility model discloses a prefabricated cabin formula transformer substation's beneficial effect lies in: 1. the construction period is short, the prefabricated cabin type transformer substation simplifies the construction process into 4 stages of civil construction and industrialized production parallel, transportation, field assembly, acceptance and commissioning, the construction sequence of civil construction, equipment installation and debugging and primary and secondary joint debugging in the traditional process is changed, the engineering steps are reduced, the construction period of the transformer substation is greatly shortened, and the time is saved by 50% compared with that of the conventional transformer substation; 2, the occupied area is small, the cabin body and the equipment are integrally designed and installed, the size of the prefabricated cabin is compact, the occupied area can be effectively reduced, the construction occupied area can be reduced by 20-30% compared with that of a conventional transformer substation, and the space occupancy rate is obviously reduced; 3. the transformer substation can be integrally and remotely built and repeatedly used, so that the environment is protected and the economic cost is reduced; 4. the field arrangement is flexible, the prefabricated cabin type transformer substation can be flexibly configured and arranged according to different terrains, the conventional transformer substation needs to lay out enough fields for construction on complex terrains, and the prefabricated cabin can adopt various schemes such as a straight line shape and an L shape to meet the requirements of the fields.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a prefabricated cabin type substation of the present invention;
fig. 2 is a schematic structural diagram of the inlet wire interval, the #1 main transformer inlet wire interval, the #2 main transformer inlet wire interval, the #1 bus equipment interval and the #2 bus equipment interval in the 110kV GIS prefabricated cabin of the prefabricated cabin type substation of the present invention;
fig. 3 is a schematic structural diagram of a middle-mounted type switch cabinet KYN28-12A in a prefabricated cabin of a 10kV switch cabinet of the prefabricated cabin type transformer substation of the utility model;
fig. 4 is a schematic structural diagram of the first cabinet module group, the second cabinet module group, the monitoring display dynamic screen set in the prefabricated cabin of the secondary equipment of the prefabricated cabin-type substation of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A prefabricated cabin substation as shown in fig. 1, 2, 3 and 4, comprises a protective fence 29, a telescopic electrically operated door 30,
a 10kV switch cabinet prefabricated cabin 1, a 10kV capacitance prefabricated cabin 2, a 110kV GIS prefabricated cabin 3, a 10kV grounding transformer prefabricated cabin 4, a main transformer 6, a transformer substation 110kV incoming cable 27 and a 10kV outgoing cable 28 are arranged in the protection fence 29;
the 110kV incoming cable 27 of the transformer substation is connected with the 110kV GIS prefabricated cabin 3;
the 110kV GIS prefabricated cabin 3 is connected with a main transformer 6;
the 10kV capacitance prefabricated cabin 2, the 10kV grounding transformer prefabricated cabin 4, the secondary equipment prefabricated cabin 5, the group of transformers 6 and the 10kV outgoing cables 28 are respectively connected with the 10kV switch cabinet prefabricated cabin 1;
and a group of transformers 6 are respectively connected with the secondary equipment prefabricated cabin 5.
Preferably, the prefabricated cabin type substation with the structure is characterized in that a built-in type switch cabinet KYN28-12A is arranged in a prefabricated cabin 1 of a 10kV switch cabinet, wherein the built-in type switch cabinet KYN28-12A consists of 40 intervals in total, namely a #1/#2 main transformer incoming line interval 19, a #1/#2 bus equipment interval 22, a #1/#2 grounding transformer interval 24, a #1- #4 capacitor interval 25, a #1- #28 outgoing line interval 23, a first section interval 21 and a section breaker interval 20, and all the intervals are connected through 2500A buses.
Preferably, the prefabricated cabin type transformer substation with the structure is characterized in that the 10kV capacitor prefabricated cabin 2 is internally provided with a first 10KV capacitor bank 1-1, a second 10KV capacitor bank 1-2, a third 10KV capacitor bank 2-1 and a fourth 10KV capacitor bank 2-2.
Preferably, the prefabricated cabin type transformer substation with the structure has the advantage that the 110kV GIS prefabricated cabin 3 consists of 6 intervals in total, wherein the interval is 13 incoming lines, 14 of #1 main transformer incoming line, 18 of #2 main transformer incoming line, 15 of #1 bus equipment, 17 of #2 bus equipment and 16 of second section, and all the intervals are connected through a bus tube 12.
Preferably, the prefabricated cabin type transformer substation with the structure is provided with a grounding transformer arc suppression coil complete device 31 in the 10kV grounding transformer prefabricated cabin 4.
The prefabricated cabin type transformer substation with the structure is preferable, the main transformer 6 is connected with the prefabricated cabin 3 of the 110kV GIS through a third cable 32, the prefabricated cabin 1 of the 10kV switch cabinet is connected with the prefabricated cabin 1 of the 10kV switch cabinet through a copper bar 8, the prefabricated cabin 1 of the 10kV switch cabinet is connected with the prefabricated cabin 4 of the 10kV grounding transformer through a first cable 10, and the prefabricated cabin 1 of the 10kV switch cabinet is connected with the prefabricated cabin 2 of the 10kV capacitor through a second cable 11.
In addition, the prefabricated cabin type transformer substation with the structure further comprises a secondary equipment prefabricated cabin 5, wherein the secondary equipment prefabricated cabin 5 is connected with a group of transformers 6 and 110kV GIS prefabricated cabins 3 through a first control cable 26 and a second control cable 33 respectively.
In addition, in the prefabricated cabin type transformer substation with the structure, a first cabinet module group 5-1, a second cabinet module group 5-2 and a monitoring display dynamic group screen 503 are arranged in a secondary equipment prefabricated cabin 5, and the first cabinet module group 5-1 and the second cabinet module group 5-2 are respectively connected with the monitoring display dynamic group screen 503, wherein the first cabinet module group 5-1 consists of a low-frequency low-voltage deloading cabinet 301, a 10kV arc suppression coil control cabinet 302, an electric meter cabinet 303, a video monitoring cabinet 304, a first communication cabinet 305, a second communication cabinet 306, a first distribution automation cabinet 307, a first alternating current electric cabinet 401, a second alternating current electric cabinet 402, a first direct current power cabinet 403, a second direct current power cabinet 404, a third direct current power cabinet 405, a UPS uninterrupted power supply cabinet, a scheduling data network cabinet 407 and a low-current grounding line selection device cabinet 408; the second cabinet module group 5-2 comprises a telemechanical cabinet 101, a public measurement and control and voltage parallel cabinet 102, a first main transformer protection measurement and control cabinet 103, a second main transformer protection measurement and control cabinet 104, a 110kV line measurement and control cabinet 105, a 110kV section switch measurement and control and backup power automatic switch cabinet 106, a 110kV line protection cabinet 201, a 110kV section switch protection cabinet 202, a 110kV bus differential protection cabinet 203 and a 110kV fault recording cabinet 204.
In addition, the prefabricated cabin type transformer substation with the structure further comprises a prefabricated cabin 7 of the living room, wherein the prefabricated cabin 7 of the living room is arranged in the protection fence 29 and located on one side of the telescopic electric door 30, and a meeting room, a rest room and a toilet are arranged in the prefabricated cabin 7 of the living room.
In addition, the structure is preferably that the transformer 6 adopts a transformer (including but not limited to) with the model number of SZ11-50000/110, and the grounding transformer arc suppression coil set 31 has the model number of DKSC-1200/10.5-200/0.4 (including but not limited to).
Examples
The transformer substation is powered by connecting a 110kV incoming cable 27 of the transformer substation to an incoming line 13 of a GIS prefabricated cabin 3, an incoming line interval 13 of the GIS prefabricated cabin 3 and a #1 main transformer incoming line interval 14 of the GIS prefabricated cabin 3 are connected with the high-voltage side of a main transformer 6 through a ZC-YJLW03-64/110-1 x 400 single-core cable 9 (wherein the ZC-YJLW03-64/110-1 x 400 single-core cable 9 is connected with a third cable 32),
the low voltage side of main transformer 6 is connected with 10kV main transformer incoming line interval 19 through copper bar 8 of TMY-2 x (125 x 10), capacitor interval 25 is connected with ZC-YJV through 22 8.7/15-3X 300 three-core cables 11 are connected to the capacitor package (four) in the capacitor prefabricated bay 2,
The main transformer 6 is connected to the first main transformer protection measurement and control cabinet 103 and the second main transformer protection measurement and control cabinet 104 through the first control cable 26 to realize the protection function of the transformer,
the inlet wire 13 of the GIS prefabricated cabin 3 is connected to the 110kV line measurement and control cabinet 105 and the 110kV line protection cabinet 201 through a second control cable 33 to realize the protection function of the 110kV line,
the second section interval 16 of the GIS prefabricated cabin 3 is connected to the 10kV section switch measurement and control and spare power automatic switching cabinet 106 and the 110kV section switch protection cabinet 202 through a second control cable 33 to realize the protection function of the 110kV section interval,
the first alternating current electric cabinet 401 and the second alternating current electric cabinet 402 supply power to weak point equipment (lamps, air conditioners, fans and the like) in the station area, so that basic problems of lighting, accident air exhaust and the like in the station area are solved,
the prefabricated cabin 7 of the living room comprises office desks, chairs, rest rooms, toilets and the like, operation and maintenance maintainers can work on site and maintain and rest, and the cabin bodies are connected to form a transformer substation for supplying power to loads, so that the power consumption requirements of industry and life are met.
The prefabricated cabin type transformer substation with the structure has the advantages that factory modular processing can be realized by the prefabricated cabin and the equipment inside the prefabricated cabin, secondary wiring on site is reduced, design, construction, debugging and workload are reduced, maintenance work is simplified, the construction period is shortened, and the rapid construction of a power grid is effectively supported.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a prefabricated cabin formula transformer substation, includes protection rail (29), flexible electrically operated gate (30), its characterized in that: a 10kV switch cabinet prefabricated cabin (1), a 10kV capacitance prefabricated cabin (2), a 110kV GIS prefabricated cabin (3), a 10kV grounding transformer prefabricated cabin (4), two groups of transformers (6), a transformer substation 110kV incoming cable (27) and a 10kV outgoing cable (28) are arranged in the protection fence (29);
the 110kV incoming cable (27) of the transformer substation is connected with the 110kV GIS prefabricated cabin (3);
the 110kV GIS prefabricated cabin (3) is connected with a transformer (6);
the 10kV capacitance prefabricated cabin (2), the 10kV grounding transformer prefabricated cabin (4) and the main transformer (6) are respectively connected with the 10kV switch cabinet prefabricated cabin (1);
and the main transformer (6) is respectively connected with the secondary equipment prefabricated cabin (5).
2. A prefabricated cabin substation according to claim 1, characterized in that: the 10kV switch cabinet prefabricated cabin (1) is internally provided with a middle-mounted switch cabinet KYN28-12A, wherein the middle-mounted switch cabinet KYN28-12A is composed of 40 intervals in total, namely a #1/#2 main transformer incoming line interval (19), a #1/#2 bus equipment interval (22), a #1/#2 grounding transformer interval (24), a #1- #4 capacitor interval (25), a #1- #28 outgoing line interval (23), a first section interval (21) and a section breaker interval (20), and all the intervals are connected through 2500A buses.
3. A prefabricated cabin substation according to claim 2, characterized in that: the 10kV capacitor prefabrication cabin (2) is internally provided with a first 10kV capacitor bank (1-1), a second 10kV capacitor bank (1-2), a third 10kV capacitor bank (2-1) and a fourth 10kV capacitor bank (2-2).
4. A prefabricated cabin substation according to claim 3, characterized in that: the 110kV GIS prefabricated cabin (3) consists of 6 intervals in total, namely an inlet wire interval (13), a #1 main transformer inlet wire interval (14), a #2 main transformer inlet wire interval (18), a #1 bus equipment interval (15), a #2 bus equipment interval (17) and a second subsection interval (16), and all the intervals are connected through a bus tube (12).
5. A prefabricated cabin substation according to claim 4, characterized in that: and a grounding transformer arc suppression coil complete device (31) is arranged in the 10kV grounding transformer prefabricated cabin (4).
6. A prefabricated cabin substation according to claim 5, characterized in that: connect through third cable conductor (32) between main transformer (6) and the prefabricated cabin of 110kV GIS (3), connect through copper bar (8) respectively between main transformer (6) and the prefabricated cabin of 10kV cubical switchboard (1), connect through first cable conductor (10) between the prefabricated cabin of 10kV cubical switchboard (1) and the prefabricated cabin of 10kV grounding transformer (4), connect through second cable conductor (11) between the prefabricated cabin of 10kV cubical switchboard (1) and the prefabricated cabin of 10kV electric capacity (2).
7. A prefabricated cabin substation according to claim 5, characterized in that: the transformer substation is characterized by further comprising a secondary equipment prefabricating cabin (5), wherein the secondary equipment prefabricating cabin (5) is connected with the transformer (6) and the 110kV GIS prefabricating cabin (3) through a first control cable (26) and a second control cable (33) respectively.
8. A prefabricated cabin substation according to claim 7, characterized in that: a first cabinet body module group (5-1), a second cabinet body module group (5-2) and a monitoring display dynamic group screen (503) are arranged in the secondary equipment prefabricated cabin (5), the first cabinet body module group (5-1) and the second cabinet body module group (5-2) are respectively connected with the monitoring display dynamic group screen (503),
the first cabinet module group (5-1) consists of a low-frequency low-voltage load shedding cabinet (301), a 10kV arc extinguishing ring control cabinet (302), an electric meter cabinet (303), a video monitoring cabinet (304), a first communication cabinet (305), a second communication cabinet (306), a first network distribution automation cabinet (307), a first alternating current power utilization cabinet (401), a second alternating current power utilization cabinet (402), a first direct current power cabinet (403), a second direct current power cabinet (404), a third direct current power cabinet (405), a UPS (406), a scheduling data network cabinet (407) and a low-current grounding line selection device cabinet (408);
the second cabinet module group (5-2) is composed of a telemechanical cabinet (101), a public measurement and control and voltage parallel cabinet (102), a first main transformer protection measurement and control cabinet (103), a second main transformer protection measurement and control cabinet (104), a 110kV line measurement and control cabinet (105), a 110kV section switch measurement and control and backup automatic switch cabinet (106), a 110kV line protection cabinet (201), a 110kV section switch protection cabinet (202), a 110kV bus differential protection cabinet (203) and a 110kV fault recording cabinet (204).
9. A prefabricated cabin substation according to claim 8, characterized in that: the electric door protection device is characterized by further comprising a prefabricated living room cabin (7) which is arranged in the protection fence (29) and located on one side of the telescopic electric door (30), wherein a meeting room, a rest room and a toilet are arranged in the prefabricated living room cabin (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221574440.4U CN217740997U (en) | 2022-06-22 | 2022-06-22 | Prefabricated cabin formula transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221574440.4U CN217740997U (en) | 2022-06-22 | 2022-06-22 | Prefabricated cabin formula transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN217740997U true CN217740997U (en) | 2022-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221574440.4U Active CN217740997U (en) | 2022-06-22 | 2022-06-22 | Prefabricated cabin formula transformer substation |
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| Country | Link |
|---|---|
| CN (1) | CN217740997U (en) |
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2022
- 2022-06-22 CN CN202221574440.4U patent/CN217740997U/en active Active
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