CN210326489U - Lightning protection equipment of photovoltaic grid-connected power generation device - Google Patents
Lightning protection equipment of photovoltaic grid-connected power generation device Download PDFInfo
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- CN210326489U CN210326489U CN201921205045.7U CN201921205045U CN210326489U CN 210326489 U CN210326489 U CN 210326489U CN 201921205045 U CN201921205045 U CN 201921205045U CN 210326489 U CN210326489 U CN 210326489U
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Abstract
The utility model discloses a lightning protection device of a photovoltaic grid-connected power generation device, which comprises a central tower, wherein a central lightning rod is arranged at the top of the central tower; the central tower is arranged in the middle of the solar power generation panel array; a plurality of auxiliary lightning rods are arranged in the solar power generation panel array and close to the edge of the solar power generation panel array; and a lightning conductor is connected between the auxiliary lightning rod and the central lightning rod. The central lightning rod and the auxiliary lightning rods are arranged and communicated, so that a low-potential network is formed and covers the whole solar power generation panel array; when the potential of the sky is increased, the lightning can be introduced into the ground, and the solar power generation panel array is not influenced.
Description
Technical Field
The utility model relates to a solar energy power generation field especially relates to a photovoltaic grid-connected power generation facility's lightning protection equipment.
Background
The energy source of solar energy is energy source (mainly solar energy) from celestial bodies outside the earth, and is huge energy released by fusion of hydrogen atomic nuclei in the sun at ultrahigh temperature, and most of energy required by human beings is directly or indirectly from the sun. Solar photovoltaic power generation refers to a power generation mode of directly converting light energy into electric energy without a thermal process. The method comprises photovoltaic power generation, photochemical power generation, photoinduction power generation and photobiological power generation. Photovoltaic power generation is a direct power generation method that utilizes a solar-grade semiconductor electronic device to effectively absorb solar radiation energy and convert the solar radiation energy into electric energy, and is the mainstream of current solar power generation. Electrochemical photovoltaic cells, photoelectrolytic cells and photocatalytic cells are used in photochemical power generation, and photovoltaic cells are currently used in practice.
A plurality of metal devices are used for building a photovoltaic power station, the metal devices are easy to attract the attack of thunder and lightning, especially, the thunderstorm is easy to occur and put into an area, the lightning strike causes the damage of power generation equipment, and even the operation of a power grid is influenced.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: aiming at the existing problems, the lightning protection equipment of the photovoltaic grid-connected power generation device is provided, and lightning can be transmitted into the lower part through the conductor by arranging the lightning protection device, so that the power generation equipment is prevented from being damaged by the lightning; meanwhile, a plurality of lightning protection devices are arranged and connected through lightning wires to form a network, so that large-area and low-cost coverage of a lightning protection area can be realized.
The utility model adopts the technical scheme as follows:
the lightning protection equipment of the photovoltaic grid-connected power generation device comprises a central tower, wherein a central lightning rod is arranged at the top of the central tower; the central tower is arranged in the middle of the solar power generation panel array; a plurality of auxiliary lightning rods are arranged in the solar power generation panel array and close to the edge of the solar power generation panel array; and a lightning conductor is connected between the auxiliary lightning rod and the central lightning rod.
The central lightning rod and the auxiliary lightning rods are arranged and communicated, so that a low-potential network is formed and covers the whole solar power generation panel array; when the potential of the sky is increased, the lightning can be introduced into the ground, and the solar power generation panel array is not influenced.
Further, the utility model discloses a preferred structure of the lightning protection equipment of the photovoltaic grid-connected power generation device, the auxiliary lightning rod is communicated with each other through the lightning conductor; the central lightning rod, the auxiliary lightning rods and the lightning conductor are communicated with the ground through cables.
Connecting a lightning conductor between adjacent subsidiary lightning rods; the lightning conductor can cover the solar power generation panel array completely, and the edge of the solar power generation panel array is protected from being influenced by thunder and lightning.
Further, a tower base is arranged at the bottom of the central tower and fixedly arranged in the middle of the solar power generation panel array; the central tower is fixed on the tower base; a plurality of fixed anchors are arranged near the tower base; the fixed anchor is fixedly connected with the upper part of the central tower frame through a pull wire.
Furthermore, a balance pull wire is connected between the auxiliary lightning rod and the ground, and the projection of the balance pull wire to the ground and the projection of the lightning conductor to the ground are on the same straight line; the balance pull wire can balance the pull force of the lightning conductor to the auxiliary lightning rod.
Preferably, the central lightning rod and the auxiliary lightning rods are made of stainless steel.
Preferably, the pull wire, the balance pull wire and the lightning conductor are made of steel cables.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. by arranging the lightning arrester, the lightning can be transmitted to the lower part through the conductor, so that the power generation equipment is prevented from being damaged by the lightning;
2. by arranging a plurality of lightning protection devices and connecting the lightning protection devices through lightning wires to form a network, the coverage of a large-area low-cost lightning protection area can be realized.
Drawings
FIG. 1 is a schematic diagram of a central tower structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic top view of the present invention;
the labels in the figure are: 1 is a central tower, 2 is a tower base, 3 is a central lightning rod, 4 is a fixed anchor, 5 is a stay wire, 6 is a foundation, 7 is a solar power generation plate, 8 is a lightning conductor, 9 is an auxiliary lightning rod, and 10 is a balance stay wire.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
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.
Example 1:
as shown in fig. 1-3, the present application discloses an embodiment of a lightning protection device for a photovoltaic grid-connected power generation apparatus, which includes a solar panel 7, wherein a plurality of solar panels 7 form an array of solar panels 7, and a tower base 2 is fixedly arranged on a foundation 6 in the middle of the array of solar panels 7; a central tower 1 is arranged on the tower foundation 2.
The central tower frame 1 is made of steel, and the surface of the central tower frame 1 is provided with an antirust fluorocarbon coating. The top of the central tower frame 1 is provided with a central lightning rod 3; the central lightning rod 3 is made of stainless steel; the central lightning rod 3 is in communication with the ground through a cable.
A plurality of fixed anchors 4 are arranged around the tower base 2, pull wires 5 are connected to the fixed anchors 4, and the other ends of the pull wires 5 are connected with the upper part of the central tower 1; the wires 5 are under tension.
A plurality of auxiliary lightning rods 9 are arranged in the array of the solar power generation panel 7 and close to the edge of the array of the solar power generation panel 7; and a lightning conductor 8 is connected between the auxiliary lightning rod 9 and the central lightning rod 3.
The central lightning rod 3 and the auxiliary lightning rod 9 are arranged, and the central lightning rod 3 is communicated with the auxiliary lightning rod 9, so that a low-potential network is formed and covers the whole solar power generation panel 7 array; when the potential of the sky is increased, the lightning can be introduced into the ground, and the solar power generation panel 7 array is not influenced.
And a lightning conductor 8 is connected between the two auxiliary lightning rods 9 to form a low electric field network. The lightning conductor 8 and the lightning rod 9 are communicated with the ground.
By connecting the lightning conductor 8 between adjacent sub-lightning rods 9; the lightning conductor 8 can completely cover the solar power generation panel 7 array, and the edge of the solar power generation panel 7 array is protected from being influenced by thunder and lightning.
A balance pull wire 10 is connected between the auxiliary lightning rod 9 and the ground, and the projection of the balance pull wire 10 to the ground and the projection of the lightning conductor 8 to the ground are on the same straight line; the balance pull wire 10 can balance the pull force of the lightning conductor 8 on the auxiliary lightning rod 9.
Preferably, the central lightning rod 3 and the auxiliary lightning rods 9 are made of stainless steel.
Preferably, the pull wire 5, the balance pull wire 10 and the lightning conductor 8 are made of steel cables.
In the specific operation process, when charges in the atmosphere are accumulated, the central lightning rod 3, the auxiliary lightning rods 9 and the lightning conductor 8 can release the charges of the ground into the air, balance the potential difference between the air and the ground and prevent the generation of thunder and lightning; when the lightning is released, the lightning can hit the central lightning rod 3, the auxiliary lightning rod 9 and the lightning conductor 8, but can not hit the solar power generation panel 7 array, so that the safety of the solar power generation panel 7 array is protected.
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 (6)
1. The utility model provides a photovoltaic grid-connected power generation facility's lightning protection equipment which characterized in that: the lightning protection device comprises a central tower frame (1), wherein a central lightning rod (3) is arranged at the top of the central tower frame (1); the central tower (1) is arranged in the middle of the solar power generation panel (7) array; a plurality of auxiliary lightning rods (9) are arranged in the array of the solar power generation panel (7) and close to the edge of the array of the solar power generation panel (7); and a lightning conductor (8) is connected between the auxiliary lightning rod (9) and the central lightning rod (3).
2. The lightning protection device of a grid-connected photovoltaic power generation apparatus according to claim 1, characterized in that: the auxiliary lightning rods (9) are communicated with each other through a lightning conductor (8); the central lightning rod (3), the auxiliary lightning rod (9) and the lightning conductor (8) are communicated with the ground through cables.
3. The lightning protection device of a grid-connected photovoltaic power generation apparatus according to claim 2, characterized in that: the bottom of the central tower (1) is provided with a tower base (2), and the tower base (2) is fixedly arranged in the middle of the solar power generation panel (7) array; the central tower (1) is fixed on the tower base (2); a plurality of fixed anchors (4) are arranged near the tower base (2); the fixed anchor (4) is fixedly connected with the upper part of the central tower (1) through a stay wire (5).
4. The lightning protection device of a grid-connected photovoltaic power generation apparatus of claim 3, wherein: a balance pull wire (10) is connected between the auxiliary lightning rod (9) and the ground, and the projection of the balance pull wire (10) to the ground and the projection of the lightning conductor (8) to the ground are on the same straight line; the balance pull wire (10) can balance the pulling force of the lightning conductor (8) to the auxiliary lightning rod (9).
5. The lightning protection device of a grid-connected photovoltaic power generation apparatus of claim 4, wherein: the central lightning rod (3) and the auxiliary lightning rods (9) are made of stainless steel.
6. The lightning protection device of a grid-connected photovoltaic power generation apparatus of claim 5, wherein: the pull wire (5), the balance pull wire (10) and the lightning conductor (8) are made of steel cables.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921205045.7U CN210326489U (en) | 2020-02-13 | 2020-02-13 | Lightning protection equipment of photovoltaic grid-connected power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921205045.7U CN210326489U (en) | 2020-02-13 | 2020-02-13 | Lightning protection equipment of photovoltaic grid-connected power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210326489U true CN210326489U (en) | 2020-04-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921205045.7U Expired - Fee Related CN210326489U (en) | 2020-02-13 | 2020-02-13 | Lightning protection equipment of photovoltaic grid-connected power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210326489U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946133A (en) * | 2020-08-24 | 2020-11-17 | 高放 | Lightning protection equipment of photovoltaic grid-connected power generation device |
| CN112510636A (en) * | 2020-11-30 | 2021-03-16 | 海南电网有限责任公司电力科学研究院 | Lightning protection equipment installation device for power transmission line |
-
2020
- 2020-02-13 CN CN201921205045.7U patent/CN210326489U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946133A (en) * | 2020-08-24 | 2020-11-17 | 高放 | Lightning protection equipment of photovoltaic grid-connected power generation device |
| CN112510636A (en) * | 2020-11-30 | 2021-03-16 | 海南电网有限责任公司电力科学研究院 | Lightning protection equipment installation device for power transmission line |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |