CN218770890U - Showy photovoltaic power generation european style case becomes on water - Google Patents
Showy photovoltaic power generation european style case becomes on water Download PDFInfo
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- CN218770890U CN218770890U CN202121935687.XU CN202121935687U CN218770890U CN 218770890 U CN218770890 U CN 218770890U CN 202121935687 U CN202121935687 U CN 202121935687U CN 218770890 U CN218770890 U CN 218770890U
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Abstract
The utility model relates to a waterborne floating photovoltaic power generation European style box transformer, a plurality of groups of wall bushing are arranged between a transformer chamber and a high-voltage chamber, and a high-voltage side terminal of a dry-type transformer is arranged at the lower part of the transformer and is connected with a vacuum circuit breaker by a copper bar through the wall bushing; the low-voltage outlet terminal of the dry-type transformer is arranged at the upper part of the transformer and is connected with the low-voltage intelligent circuit breaker by adopting a copper bar; the high-voltage outlet hole is positioned at the lower horizontal outlet of the wall body and is suitable for the inlet and outlet of the overwater floating cable. The box transformer substation can greatly improve the ventilation and heat dissipation conditions of a transformer chamber, overcomes the defects of large heat productivity, poor heat dissipation conditions and high temperature of a dry-type transformer, and prolongs the service life of the box transformer substation; the structure is more compact, and the volume is littleer, and the reliability is high, but wide application in showy photovoltaic power generation on water.
Description
Technical Field
The utility model relates to the technical field of electrical equipment, specifically be a showy photovoltaic power generation european style case becomes on water.
Background
At present, the dry-type transformer box transformer is increasingly configured in the application of new energy box transformer, and the dry-type transformer box transformer is widely applied to overwater floating photovoltaic power generation projects due to the characteristics of maintenance free and no transformer oil pollution, and along with the development of new energy photovoltaic and wind power generation, the dry-type transformer box transformer aims at improving the impact of new energy power generation on a grid system, improving the stability level of a power system and increasing the demand on energy storage; the traditional box transformer with the dry type transformer is generally arranged in a shape like a Chinese character 'mu', a transformer chamber is arranged between a high-voltage chamber and a low-voltage chamber, only two radiating surfaces are arranged, the temperature is increased, the failure rate is high, and the size is large; the high-voltage cable entrance hole is arranged at the bottom of the box transformer substation, and the bottom of the box transformer substation is a floating body, so that the box transformer substation is not suitable for a water floating project.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model relates to a showy photovoltaic power generation european style case on water becomes, its technical scheme is:
the transformer comprises a box body, wherein a transformer chamber is arranged on one side in the box body, a high-voltage chamber and a low-voltage chamber are arranged on the other side in the box body, and a plurality of groups of wall-penetrating sleeves are arranged between the transformer chamber and the high-voltage chamber;
the dry-type transformer is arranged in the transformer chamber, and the high-voltage winding outlet terminal and the low-voltage winding outlet terminal of the transformer are positioned on the same side and are respectively positioned on the lower part and the upper part of the transformer;
the high-voltage side of the dry-type transformer is connected with the integrated vacuum circuit breaker combination equipment by adopting a copper bar through a wall bushing, and a low-voltage outlet terminal of the dry-type transformer is arranged at the upper part of the transformer and is connected with a low-voltage intelligent circuit breaker by adopting the copper bar;
and a low-voltage intelligent circuit breaker and a comprehensive measurement and control protection integrated device are installed in the low-voltage chamber.
Furthermore, the box transformer substation low-voltage intelligent circuit breaker has three-section type overcurrent protection, non-electric quantity protection such as overtemperature protection is realized through the integrated measurement and control protection device, and the low-voltage intelligent circuit breaker is tripped through the integrated measurement and control protection device when an overtemperature fault occurs.
Furthermore, the high-voltage chamber and the low-voltage chamber of the box body are arranged on the same side of the transformer chamber, the lower parts of three surfaces of the transformer chamber are respectively provided with a plurality of air inlet shutters, the upper part of the transformer chamber is provided with a plurality of air outlet shutters, and a plurality of air exhaust axial flow fans are arranged in the transformer chamber; an intelligent dehumidifier is also arranged in the transformer chamber.
Furthermore, the right side of the box body is provided with a high-voltage cable inlet wire shield at a position corresponding to the high-voltage chamber, so that the inlet wire can be horizontally led from the side, and the inlet wire shield is wide at the upper part and narrow at the lower part and is inclined at a certain angle to prevent water from entering.
The beneficial effects of the utility model are that: the utility model relates to a waterborne floating photovoltaic power generation European style box transformer, a plurality of groups of wall bushing are arranged between a transformer chamber and a high-voltage chamber, and a high-voltage side terminal of a dry-type transformer is arranged at the lower part of the transformer and is connected with a vacuum circuit breaker by a copper bar through the wall bushing; a low-voltage wire outlet terminal of the dry-type transformer is arranged at the upper part of the transformer and is connected with a low-voltage intelligent circuit breaker by adopting a copper bar; the high-voltage outlet hole is positioned at the lower horizontal outlet of the wall body and is suitable for the inlet and outlet of the overwater floating cable. The box transformer substation can greatly improve the ventilation and heat dissipation conditions of a transformer chamber, overcomes the defects of large heat productivity, poor heat dissipation conditions and high temperature of a dry-type transformer, and prolongs the service life of the box transformer substation; the structure is more compact, and the volume is littleer, and the reliability is high, but wide application in showy photovoltaic power generation on water.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a top sectional view of the present invention shown in FIG. 1;
fig. 3 is a side view of fig. 1 according to the present invention.
As shown in the figure, 1 transformer room, 2 dry-type transformer, 3 wall bushing, 4 arresters, 5 high-voltage current transformer, 6 hyperbaric chambers, 7 integral type vacuum circuit breaker combination equipment, 8 low-voltage intelligent circuit breaker, 9 hyperbaric chambers, 10 synthesize observe and control the integrative device of protection, 11 high tension cable inlet wire guard shields, 12 boxes, 13 air inlet shutters, 14 air-out shutters.
Detailed description of the preferred embodiments
As shown in the figure, the utility model relates to a waterborne floating photovoltaic power generation European box transformer, which comprises a box body 12, wherein one side in the box body is provided with a transformer chamber 1, a dry-type transformer 2 is arranged in the transformer chamber, and high and low voltage terminals of the transformer are designed on the same side; 3 groups of wall-penetrating sleeves 3 are arranged between the transformer chamber and the high-voltage chamber, the high-voltage side of the dry-type transformer is connected with the integrated vacuum circuit breaker combined equipment 7 through the wall-penetrating sleeves by adopting copper bars, and the low-voltage outlet terminal of the dry-type transformer is arranged at the upper part of the transformer and is connected with the low-voltage intelligent circuit breaker 8 by adopting the copper bars; the high-voltage outlet hole is positioned at the lower part of the wall body, and a horizontal outlet is suitable for the inlet and outlet of the overwater floating cable.
The inside opposite side of box sets up to hyperbaric chamber 6 and low-voltage chamber 9, installs integral type vacuum circuit breaker combination equipment, high-voltage current transformer 5 and arrester 4 in the hyperbaric chamber, and copper bar and integral type vacuum circuit breaker link to each other are passed through to high-voltage current transformer one end, and the other end passes through the copper bar and passes through the wall bushing and be connected with the transformer, and the arrester is connected on the copper bar of being connected between high-voltage current transformer and the transformer. The low-voltage chamber is internally provided with a comprehensive measurement and control and protection integrated device integrating a communication management mechanism and a ring network switch, and is also provided with a low-voltage intelligent circuit breaker 8, a secondary control loop of the low-voltage intelligent circuit breaker is connected with the comprehensive measurement and control and protection integrated device according to a secondary drawing, and the ring network switch is connected with the comprehensive measurement and control and protection integrated device through a jumper; the high-voltage cable inlet wire protective cover 11 is arranged at the corresponding position of the right side of the box body and the high-voltage chamber, so that the inlet wire can be horizontally led into the side surface, and the inlet wire protective cover is wide at the upper part and narrow at the lower part and is inclined at a certain angle to prevent water from entering.
As shown in fig. 2 and 3, a plurality of air inlet shutters 13 are respectively arranged at the lower parts of three surfaces of the transformer chamber, a plurality of air outlet shutters 14 are arranged at the upper part of the transformer chamber, and a plurality of exhaust axial flow fans are arranged in the transformer chamber; an intelligent dehumidifier is also arranged in the transformer chamber.
The utility model relates to a waterborne floating photovoltaic power generation European style box transformer, a plurality of groups of wall bushing are arranged between a transformer chamber and a high-voltage chamber, and a high-voltage side terminal of a dry-type transformer is arranged at the lower part of the transformer and is connected with a vacuum circuit breaker by a copper bar through the wall bushing; a low-voltage wire outlet terminal of the dry-type transformer is arranged at the upper part of the transformer and is connected with a low-voltage intelligent circuit breaker by adopting a copper bar; the high-voltage outlet hole is positioned at the lower horizontal outlet of the wall body and is suitable for the inlet and outlet of the overwater floating cable. The box transformer substation can greatly improve the ventilation and heat dissipation conditions of a transformer chamber, overcomes the defects of large heat productivity, poor heat dissipation conditions and high temperature of a dry-type transformer, and prolongs the service life of the box transformer substation; the structure is more compact, and the volume is littleer, and the reliability is high, but wide application in showy photovoltaic power generation on water.
The utility model has the advantages of reasonable structural design, large heat dissipation area of the transformer room, reasonable arrangement of the ventilation and heat dissipation system, low temperature rise and low failure rate; the high-voltage cable adopts the horizontal inlet wire of side, makes things convenient for showy cable's on water connection, and the structure is compacter.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the technical solutions have been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions described in the foregoing embodiments may be modified or some technical features may be equally replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (4)
1. The utility model provides a showy photovoltaic power generation european style case becomes on water, includes the box, its characterized in that: a transformer chamber is arranged on one side in the box body, a high-voltage chamber and a low-voltage chamber are arranged on the other side in the box body, and a plurality of groups of wall-penetrating sleeves are arranged between the transformer chamber and the high-voltage chamber;
the dry-type transformer is arranged in the transformer chamber, and the high-voltage winding outlet terminal and the low-voltage winding outlet terminal of the transformer are positioned on the same side and are respectively positioned on the lower part and the upper part of the transformer;
the high-voltage side of the dry type transformer is connected with the integrated vacuum circuit breaker combination equipment by adopting a copper bar through a wall bushing, and a low-voltage outlet terminal of the dry type transformer is arranged at the upper part of the transformer and is connected with a low-voltage intelligent circuit breaker by adopting the copper bar;
and a low-voltage intelligent circuit breaker and a comprehensive measurement and control protection integrated device are installed in the low-voltage chamber.
2. The waterborne floating photovoltaic power generation European box transformer substation of claim 1, characterized in that: the box transformer substation low-voltage intelligent circuit breaker has three-section type overcurrent protection, overtemperature non-electric quantity protection is realized through the integrated measurement and control protection device, and the low-voltage intelligent circuit breaker is tripped through the integrated measurement and control protection device when an overtemperature fault occurs.
3. The waterborne floating photovoltaic power generation European box transformer substation of claim 1, characterized in that: the high-pressure chamber and the low-pressure chamber of the box body are arranged on the same side of the transformer chamber, the lower parts of three surfaces of the transformer chamber are respectively provided with a plurality of air inlet shutters, the upper part of the transformer chamber is provided with a plurality of air outlet shutters, and a plurality of air exhaust axial flow fans are arranged in the transformer chamber; an intelligent dehumidifier is also arranged in the transformer chamber.
4. The overwater floating photovoltaic power generation European box transformer substation according to claim 1, characterized in that: the right side of box and the corresponding position in hyperbaric chamber are provided with high tension cable inlet wire guard shield, can the horizontal inlet wire of side, and the certain angle of narrow slope about the wide on the inlet wire guard shield prevents into water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935687.XU CN218770890U (en) | 2021-08-18 | 2021-08-18 | Showy photovoltaic power generation european style case becomes on water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935687.XU CN218770890U (en) | 2021-08-18 | 2021-08-18 | Showy photovoltaic power generation european style case becomes on water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218770890U true CN218770890U (en) | 2023-03-28 |
Family
ID=85644007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121935687.XU Active CN218770890U (en) | 2021-08-18 | 2021-08-18 | Showy photovoltaic power generation european style case becomes on water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218770890U (en) |
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2021
- 2021-08-18 CN CN202121935687.XU patent/CN218770890U/en active Active
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