CN209992625U - Wind turbine generator system electric network adaptability testing arrangement - Google Patents
Wind turbine generator system electric network adaptability testing arrangement Download PDFInfo
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- CN209992625U CN209992625U CN201920119662.9U CN201920119662U CN209992625U CN 209992625 U CN209992625 U CN 209992625U CN 201920119662 U CN201920119662 U CN 201920119662U CN 209992625 U CN209992625 U CN 209992625U
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- Prior art keywords
- wind turbine
- turbine generator
- generator system
- fan
- box body
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- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 238000009423 ventilation Methods 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000003595 mist Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model relates to a wind turbine generator system electric wire netting adaptability testing arrangement, the ventilation window has been seted up on the box, be equipped with the shutter on the ventilation window, be equipped with the protective structure who is used for protecting the shutter on the box. The utility model discloses an increase a protective structure, make it protect the shutter to prevent that outside dust, moisture from getting into the box, can show reliability and the life who improves wind turbine generator system electric wire netting adaptability testing arrangement.
Description
Technical Field
The utility model relates to a power grid detection technology field especially relates to a wind turbine generator system electric wire netting adaptability testing arrangement.
Background
The wind turbine generator is a multidisciplinary cross technology-intensive product, and the weak power grid adaptability of the power electronic device enables the power electronic device to be highly sensitive to power grid disturbance. However, most of wind power in China is built in weak areas of a power grid, the power grid has poor operation quality, and wind power units which are not detected by a grid-connected operation test cannot be operated normally and safely in a grid-connected mode. Therefore, the wind power plant grid connection needs to be detected through a wind turbine generator grid adaptability testing device, and the testing device is a high-power electronic device (generally, the capacity can reach 10MVA magnitude). The testing device in the prior art comprises a box body, wherein a ventilation window is arranged on the box body, and air convection is carried out through the ventilation window, so that heat in the box body is dissipated to the outside. When the detection device is in a rest state, outdoor dust and salt mist moisture at seaside easily enter the box body; dust and salt mist moisture easily corrode power electronic devices in the box body, so that the reliability and the service life of the detection device are influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wind turbine generator system electric wire netting adaptability testing arrangement makes it can prevent that outside dust, moisture from getting into in the box to improve detection device's reliability and life.
In order to solve the technical problem, the utility model provides a technical scheme does:
a wind turbine generator system power grid adaptability testing device comprises a box body, a transformer, a first fan, a second fan and a partition plate, wherein the transformer, the first fan, the second fan and the partition plate are arranged in the box body; the partition board is used for intercepting wind blown out by the first fan, so that gas entering the ventilation window is concentrated towards the transformer, and the second fan is used for discharging high-temperature gas passing through the transformer to the outside of the box body.
Wherein, a ventilation window is arranged on the box body, and a shutter is arranged on the ventilation window.
The box body is provided with a protective structure for protecting the louver, the protective structure comprises a cover plate and a supporting piece, and the cover plate is movably connected with the side wall of the box body; the cover plate can be covered on the louver, so that the ventilation of the ventilation window is prevented; the cover plate may be supported by a support member to ventilate the ventilation window.
Wherein, the support piece is installed on the cover plate at one end and on the shutter at the other end.
The utility model has the advantages that: the utility model discloses an increase a protective structure, make it protect the shutter to prevent that outside dust, moisture from getting into the box, can show reliability and the life who improves wind turbine generator system electric wire netting adaptability testing arrangement.
Drawings
The disclosure of the present invention will be more apparent with reference to the accompanying drawings. It is to be understood that these drawings are solely for purposes of illustration and are not intended as a definition of the limits of the invention. In the figure:
fig. 1 is a schematic front perspective view of a wind turbine generator system grid adaptability testing device according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of the back of the wind turbine generator system power grid adaptability testing device according to an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a protective structure according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view of a transformer chamber according to an embodiment of the present invention.
10. A wind turbine generator grid adaptability testing device; 1. a box body; 11. a power cell chamber; 111. an air inlet; 112. an air outlet; 12. a transformer chamber; 121. an air inlet; 122. an air outlet; 13. a blind window; 14. dustproof cotton; 2. a protective structure; 21. a cover plate; 22. a support member; 23. a hinge; 24. a sealing strip; 3. a transformer; 4. a first fan; 5. a second fan; 6. a separator.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 is a schematic front perspective view of a wind turbine generator system grid adaptability testing apparatus according to an embodiment of the present invention; fig. 2 is a schematic perspective view of the back of the wind turbine generator system power grid adaptability testing device according to an embodiment of the present invention.
As can be seen from the figure, the wind turbine generator grid adaptability testing device 10 may have a box 1, the box 1 is divided into a power unit chamber 11 and a transformer chamber 12, ventilation windows are opened on the power unit chamber 11 and the transformer chamber 12, the ventilation windows include an air inlet (111, 121) and an air outlet (112, 122), and shutters 13 are arranged on the air inlet (111, 121) and the air outlet (112, 122). In the illustrated embodiment, the louver 13 is provided with the dustproof cotton 14, and dust in the air can be adsorbed by the dustproof cotton 14, so that external dust is prevented from entering the box body 1, and the reliability and the service life of the wind turbine generator system power grid adaptability testing device 10 can be improved.
Fig. 3 is a schematic perspective view of a protective structure according to an embodiment of the present invention.
As can be seen from the figure, the wind turbine generator system grid adaptability testing device 10 may have a protective structure 2, where the protective structure 2 includes a cover plate 21 and a support member 22, and the cover plate 21 is movably connected to a side wall of the box body 1. In the illustrated embodiment, the cover 21 and the side walls of the cabinet 1 are hinged by hinges 23. It will be appreciated that in alternative embodiments, the cover plate 21 and the side wall of the housing 1 may also be connected by a hinge. When wind turbine generator system electric wire netting adaptability testing arrangement 10 is in the rest state, establish apron 21 lid on shutter 13, prevent that air intake (111, 121) and air outlet (112, 122) from ventilating to prevent that outside dust, moisture from getting into in box 1, can show reliability and the life who improves wind turbine generator system electric wire netting adaptability testing arrangement 10.
In the illustrated embodiment, the cover 21 is provided with a seal strip 24, and the seal between the cover 21 and the louver 13 can be improved by the seal strip 24.
As shown in the figures, the protective structure 2 may have a support 22, the support 22 being mounted on the cover 21 at one end and on the shutter 13 at the other end. In the illustrated embodiment, the support 22 defines a gas spring. It will be appreciated that in alternative embodiments, the support 22 may also be a support bar. When the wind turbine grid adaptability testing apparatus 10 is in an operating state, the cover plate 21 is opened upward and supported by the support member 22, so that the air inlets (111, 121) and the air outlets (112, 122) are ventilated.
Fig. 4 is a cross-sectional view of a transformer chamber according to an embodiment of the present invention.
In the prior art, because the power of transformer is great, produce great heat easily in the course of the work, if not in time give off the external world with the heat, influence wind turbine generator system electric wire netting adaptability testing arrangement's reliability easily. As can be seen from the figure, the wind turbine generator grid adaptability testing device 10 may have a transformer 3, a first fan 4, a second fan 5 and a partition plate 6, in the illustrated embodiment, the partition plate 6 is horizontally disposed on the transformer 3 so as to divide the transformer 3 into an upper part and a lower part, the first fan 4 and the air inlet (111, 121) are disposed below the partition plate 6, the second fan 5 and the air outlet (112, 122) are disposed above the partition plate 6, and the second fan 5 is disposed at the air outlet (112, 122).
The gas enters the transformer chamber 12 through the air inlets (111, 121), and the air blown out by the first fan 4 is intercepted through the partition plate 6, so that the gas is concentrated to the transformer 3, the heat generated by the transformer 3 is taken away, and the high-temperature gas passing through the transformer 3 is discharged to the outside of the box body 1 through the second fan 5, so that the temperature of the transformer 3 is always in a safe range. The structure is ingenious in design, and the heat dissipation efficiency and the reliability of the transformer 3 can be obviously improved.
In the illustrated embodiment, the number of the first fans 4 is limited to two, and the two first fans 4 can increase the amount of intake air of the gas, thereby accelerating the heat dissipation of the transformer 3. It will be appreciated that in alternative embodiments, the number of first fans 4 is not limited to two, and depends on the actual requirements.
In the illustrated embodiment, the number of the second fans 5 is limited to two, and the two second fans 5 can increase the discharge amount of gas, thereby accelerating the heat dissipation of the transformer 3. It will be appreciated that in alternative embodiments, the number of second fans 5 is not limited to two, depending on the actual requirements.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The device for testing the adaptability of the power grid of the wind turbine generator is characterized by comprising a box body, a transformer, a first fan, a second fan and a partition plate, wherein the transformer, the first fan, the second fan and the partition plate are arranged in the box body; the partition board is used for intercepting wind blown out by the first fan, so that gas entering the ventilation window is concentrated towards the transformer, and the second fan is used for discharging high-temperature gas passing through the transformer to the outside of the box body.
2. The device for testing the adaptability of the wind turbine generator system to the power grid as claimed in claim 1, wherein a ventilation window is formed in the box body, and a shutter is arranged on the ventilation window.
3. The device for testing the adaptability of the wind turbine generator system power grid according to claim 2, wherein a protective structure for protecting the louver is arranged on the box body, the protective structure comprises a cover plate and a supporting piece, and the cover plate is movably connected with the side wall of the box body; the cover plate can be covered on the louver, so that the ventilation of the ventilation window is prevented; the cover plate may be supported by a support member to ventilate the ventilation window.
4. The wind turbine generator system grid adaptability testing apparatus of claim 3, wherein the support member is mounted on the cover plate at one end and on the louver at the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119662.9U CN209992625U (en) | 2019-01-22 | 2019-01-22 | Wind turbine generator system electric network adaptability testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119662.9U CN209992625U (en) | 2019-01-22 | 2019-01-22 | Wind turbine generator system electric network adaptability testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209992625U true CN209992625U (en) | 2020-01-24 |
Family
ID=69288008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920119662.9U Active CN209992625U (en) | 2019-01-22 | 2019-01-22 | Wind turbine generator system electric network adaptability testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209992625U (en) |
-
2019
- 2019-01-22 CN CN201920119662.9U patent/CN209992625U/en active Active
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