CN219287409U

CN219287409U - Double-sided solar cell device with high power generation rate

Info

Publication number: CN219287409U
Application number: CN202320212201.2U
Authority: CN
Inventors: 傅定文; 孟琦; 李兴合
Original assignee: Yunnan Zhigu New Energy Technology Development Co ltd
Current assignee: Yunnan Zhigu New Energy Technology Development Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-06-30
Anticipated expiration: 2033-02-13

Abstract

The utility model discloses a double-sided solar cell device with high power generation rate, which comprises a solar mounting rack, wherein the solar mounting rack is arranged above a reservoir and is formed by connecting a plurality of transverse frames and longitudinal frames; the double-sided solar panels are arranged on the transverse frames and the longitudinal frames; the back surface of the double-sided solar panel is opposite to the water surface of the reservoir; a gap is reserved between two adjacent double-sided solar panels. The utility model has the advantages that: simple structure, low cost, and can realize that both the front and the back sides have better generating efficiency.

Description

Double-sided solar cell device with high power generation rate

Technical Field

The utility model relates to the technical field of solar equipment, in particular to a double-sided solar cell device with high power generation rate.

Background

With the development of solar cell technology, bifacial solar cells are gradually receiving attention from the industry, but in practical application, the effect is not very remarkable, and the problem of low utilization efficiency exists. In order to increase the power generation rate of the back surface, the prior art often uses special equipment such as a mirror reflector to reflect, but the equipment cost is too high. So the bifacial solar cell has not been widely popularized. Therefore, the research and development of the double-sided solar cell which has the advantages of simple structure, low cost and capability of improving the power generation efficiency has a great application prospect.

Disclosure of Invention

Aiming at the defects of the prior art, the technical problem to be solved by the utility model is to provide the double-sided solar cell device with high power generation rate, which has the advantages of simple structure, low cost and better power generation efficiency on the front side and the back side.

The technical scheme provided by the utility model is as follows:

a double-sided solar cell device with high power generation rate comprises a solar installation frame which is arranged above a reservoir and is formed by connecting a plurality of transverse frames and longitudinal frames; the double-sided solar panels are arranged on the transverse frames and the longitudinal frames; the back surface of the double-sided solar panel is opposite to the water surface of the reservoir; a gap is reserved between two adjacent double-sided solar panels.

Further, the lateral distance between two laterally adjacent bifacial solar panels is not less than one third of the lateral length of the bifacial solar panels; the longitudinal distance between two adjacent double-sided solar panels in the longitudinal direction is not less than one third of the longitudinal length of the double-sided solar panels.

Further, a gap is reserved between the double-sided solar cell panel positioned at the edge and the inner wall of the water reservoir.

Furthermore, two opposite side walls of the reservoir are respectively communicated with a water inlet pipe and a water outlet pipe.

Further, the water outlet pipe is communicated with the water inlet of the filter, and the water outlet of the filter is communicated with the return pipe; the return pipe is communicated with the water inlet pipe; and the return pipe is provided with a water pump.

Further, one end of the solar installation frame is fixedly connected with a rotating shaft; the rotating shaft is rotatably arranged at one end of the reservoir; and the other end of the reservoir is provided with a bracket for supporting the solar installation frame.

Further, one end of the solar installation frame is lapped on the bracket; the height of the support is adjustable.

The utility model has the following beneficial effects:

the solar energy solar cell panel and the solar energy solar cell panel are arranged on the back surface of the solar cell panel. The utility model has simple structure and low cost, and can realize better power generation efficiency on the front side and the back side.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an embodiment.

In the figure: 1. a solar energy mounting rack; 101. a cross frame; 102. a vertical frame; 2. a double-sided solar panel; 3. a reservoir; 4. a rotating shaft; 5. a bracket; 6. a water inlet pipe; 7. a drain pipe; 8. a filter; 9. a water pump; 10. and (5) a return pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1, a high power generation rate bifacial solar cell device comprises a solar mounting frame 1 which is arranged above a reservoir 3 and is formed by connecting a plurality of transverse frames 101 and longitudinal frames 102; a plurality of double-sided solar panels 2 are mounted on the transverse frames 101 and the longitudinal frames 102; the back surface of the double-sided solar panel 2 is opposite to the water surface of the water reservoir 3; a gap is reserved between two adjacent double-sided solar panels 2.

The solar energy solar panel power generation device utilizes the water surface to reflect and collect sunlight to the back surface of the double-sided solar panel 2, realizes power generation of the back-sided solar panel, has a simple structure and low cost, can improve the power generation efficiency, and has a wide application prospect. The solar energy mounting frame 1 is designed into a frame structure formed by connecting the transverse frames 101 and the longitudinal frames 102, so that on one hand, the weight can be reduced, the cost can be saved, and on the other hand, sunlight can pass through conveniently.

Specifically, in order to ensure the solar light passing rate, the lateral distance between two laterally adjacent bifacial solar panels 2 is not less than one third of the lateral length of the bifacial solar panels 2; the longitudinal distance between two longitudinally adjacent bifacial solar panels 2 is not less than one third of the longitudinal length of the bifacial solar panels 2.

Specifically, a gap is reserved between the double-sided solar panel 2 positioned at the edge and the inner wall of the reservoir 3.

Specifically, in order to facilitate replacement of water in the reservoir 3, two opposite side walls of the reservoir 3 are respectively communicated with a water inlet pipe 6 and a water outlet pipe 7.

Specifically, the water outlet pipe 7 is communicated with the water inlet of the filter 8, and the water outlet of the filter 8 is communicated with the return pipe 10; the return pipe 10 is communicated with the water inlet pipe 6; the return pipe 10 is provided with a water pump 9. The water in the reservoir 3 easily enters impurities such as dust after long-term exposure, affecting reflectivity. The filter 8 is capable of filtering out impurities, maintaining clarity. The filtered water is pumped into the reservoir 3 again through the return pipe 10 and the water inlet pipe 6 by the water pump 9, so that the cyclic utilization is realized, and the water resource is saved.

Specifically, one end of the solar installation frame 1 is fixedly connected with a rotating shaft 4; the rotating shaft 4 is rotatably arranged at one end of the reservoir 3; the other end of the reservoir 3 is fitted with a bracket 5 for supporting the solar mount 1.

Specifically, in order to improve the photoelectric conversion rate, one end of the solar mounting rack 1 is mounted on the bracket 5; the height of the bracket 5 is adjustable. The angle of the solar installation frame 1 can be adjusted by adjusting the height of the bracket 5, so that the solar installation frame is suitable for the irradiation angle of the sun.

The working principle of the utility model is as follows:

when the solar energy photovoltaic system is used, the front side of the double-sided solar cell panel 2 directly receives sunlight for photoelectric conversion, and the sunlight passes through a gap between the double-sided solar cell panels 2 and a gap between the double-sided solar cell panel 2 and a pool wall of the reservoir 3, and irradiates the back side of the double-sided solar cell panel 2 after being reflected by the water surface for photoelectric conversion. The utility model has simple structure and low cost, and can realize better power generation efficiency on the front side and the back side. The angle of the solar installation rack 1 can be adjusted by adjusting the height of the support 5, so that the solar installation rack is suitable for the irradiation angle of the sun, and the device can well receive sunlight all the year round.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-sided solar cell device of high power generation rate which characterized in that: comprises a solar energy installation frame (1) which is arranged above a reservoir (3) and is formed by connecting a plurality of transverse frames (101) and longitudinal frames (102); a plurality of double-sided solar panels (2) are arranged on the transverse frames (101) and the longitudinal frames (102); the back surface of the double-sided solar panel (2) is opposite to the water surface of the water reservoir (3); a gap is reserved between two adjacent double-sided solar panels (2).

2. The high power bifacial solar cell device of claim 1, wherein: the transverse distance between two adjacent two double-sided solar panels (2) is not less than one third of the transverse length of the double-sided solar panels (2); the longitudinal distance between two adjacent double-sided solar panels (2) in the longitudinal direction is not less than one third of the longitudinal length of the double-sided solar panels (2).

3. The high power bifacial solar cell device of claim 1, wherein: and a gap is reserved between the double-sided solar panel (2) positioned at the edge and the inner wall of the water reservoir (3).

4. The high power bifacial solar cell device of claim 1, wherein: two opposite side walls of the reservoir (3) are respectively communicated with a water inlet pipe (6) and a water outlet pipe (7).

5. The high power bifacial solar cell device of claim 4, wherein: the water outlet pipe (7) is communicated with the water inlet of the filter (8), and the water outlet of the filter (8) is communicated with the return pipe (10); the return pipe (10) is communicated with the water inlet pipe (6); the water pump (9) is arranged on the return pipe (10).

6. The high power bifacial solar cell device of any one of claims 1-5, wherein: one end of the solar installation frame (1) is fixedly connected with a rotating shaft (4); the rotating shaft (4) is rotatably arranged at one end of the reservoir (3); the other end of the reservoir (3) is provided with a bracket (5) for supporting the solar installation frame (1).

7. The high power bifacial solar cell device of claim 6, wherein: one end of the solar installation frame (1) is lapped on the bracket (5); the height of the bracket (5) is adjustable.