CN211700305U

CN211700305U - Micro-photoelectric cell lens plate with amplification effect and light energy cell

Info

Publication number: CN211700305U
Application number: CN202020686354.7U
Authority: CN
Inventors: 王海涛; 杨时越; 钟荣军; 任林华
Original assignee: Beijing Shenzhou Hanyang Light Energy Technology Co ltd
Current assignee: Beijing Shenzhou Hanyang Light Energy Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-10-16
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a little photoelectric cell lens board and light energy battery with enlarged effect, include: the transparent plate body, be provided with a plurality of magnifying lens in the transparent plate body, it is a plurality of magnifying lens arranges in succession or equidistant array arranges. This little photoelectric cell lens board is through being provided with a plurality of magnifying lens in the transparent plate body, the effectual best angle that has increased solar energy focus refraction and the photic area that the different angles of sun shined to this improves photoelectric conversion efficiency, especially under shimmer and the low light condition, effectual photovoltaic module's that has promoted actual conversion efficiency, the conversion rate has increased more than 20% under the certain condition of effective area.

Description

Micro-photoelectric cell lens plate with amplification effect and light energy cell

Technical Field

The utility model relates to a solar photovoltaic technology field, more specifically the little photoelectric cell lens board and the light energy battery that says so relate to a have enlarged effect.

Background

With the rapid development of the solar power generation technology, the solar power generation technology is applied to more and more products, however, the conversion efficiency of the solar photovoltaic module is low under low auxiliary illumination (low light and weak light), especially under the condition of overcast and rainy, the photoelectric conversion efficiency is very low, and therefore, how to improve the photoelectric conversion efficiency of the solar photovoltaic module under the condition of overcast and rainy days is a problem that technical personnel in the field need to solve urgently.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a little photoelectric cell lens board and light energy battery with enlarged effect aims at solving and can improve solar PV modules and improve photoelectric conversion efficiency under the low illumination of assisting, still can realize PV modules's electricity generation, charge, illumination.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a micro-cell lens plate with magnification effect, comprising: the transparent plate body, be provided with a plurality of magnifying lens in the transparent plate body, it is a plurality of magnifying lens arranges in succession or equidistant array arranges.

The beneficial effect of adopting above-mentioned technical scheme is: through being provided with a plurality of magnifying lens in the transparent plate body, the effectual best angle that has increased solar energy focus refraction and the photic area that the different angles of sun shined to this improves photoelectric conversion efficiency, especially under shimmer and the low light condition, effectual photovoltaic module's actual conversion efficiency that has promoted, the conversion rate has increased more than 20% under the certain condition of effective area.

Further, the magnifying lens is made of PE materials, and the magnifying lens is thin in size and light in weight, so that the whole photovoltaic module is lightened in weight.

Furthermore, the transparent plate body is provided with one side surface of the magnifying lens is also provided with a nano dustproof layer, and the nano dustproof layer can effectively reduce the bonding of snow and dust.

Further, the magnifying lens has a flat surface that is fitted with a surface of the transparent plate body.

Further, the thickness of the transparent plate body is 3mm-6 mm.

Further, the thickness of the nanometer dust-proof layer is 0.1mm-0.3 mm.

Furthermore, one side of the edge of the transparent plate body is provided with a protrusion, the opposite side of the edge of the transparent plate body is provided with a groove, and the protrusion is used for being matched with the groove of the other transparent plate body in a mortise-tenon manner.

A light energy cell comprising: the cell comprises a cell body and the micro-photoelectric cell lens plate with the amplification effect, wherein the micro-photoelectric cell lens plate with the amplification effect is arranged on the surface of the cell body.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lens plate of a micro-photoelectric cell with an amplification effect according to the present invention;

FIG. 2 is a schematic diagram of an explosion structure of a lens plate of a micro-photoelectric cell with amplification effect according to the present invention;

fig. 3 is a schematic structural diagram of a transparent plate body provided by the present invention;

FIG. 4 is a schematic diagram of a cross-sectional structure A-A of a hemispherical lens as an amplifying lens according to the present invention;

FIG. 5 is a schematic diagram of a cross-sectional structure A-A of a semi-elliptical magnifying lens according to the present invention;

FIG. 6 is a schematic diagram of a cross-sectional structure A-A of a prism as an magnifying lens according to the present invention;

fig. 7 is a schematic view of an illumination structure of a semi-elliptical magnifying lens according to the present invention.

Wherein, 1 is a transparent plate body; 2 is a magnifying lens; 3 is a nano dust-proof layer; and 4, a battery body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention discloses a micro-photoelectric cell lens plate with amplification effect, including: transparent plate body 1 is provided with a plurality of magnifying lens 2 in the transparent plate body 1, and a plurality of magnifying lens 2 arrange in succession or equidistant array arranges.

In the embodiment, the magnifying lens 2 is made of PE material, and the magnifying lens 2 has a small volume and a light weight, so that the whole photovoltaic module has a light weight.

Specifically, the surface of one side of the transparent plate body 1 provided with the magnifying lens 2 is also provided with the nano dust-proof layer 3, and the adhesion of snow and dust can be effectively reduced by coating the nano dust-proof layer 3.

Specifically, the magnifying lens 2 has a flat surface that is fitted with the surface of the transparent plate body 1. In the present embodiment, the magnifying lens 2 is a semi-elliptical lens, the cross-sectional shape of the transparent plate 1 is, as shown in fig. 5, the plane of the magnifying lens 2 is upward and is flush with the upper surface of the transparent plate 1, and the convex surface is downward and matches with the concave portions continuously arranged or arranged in an equidistant array on the transparent plate 1, in other embodiments, the magnifying lens 2 may be a hemispherical lens or a prism, the cross-sectional shape of the transparent plate 1 is, as shown in fig. 4 and 6, and in other embodiments, the magnifying lens 2 may also be some lenses with a light-gathering effect.

Specifically, the thickness of the transparent plate body 1 is 3mm to 6mm, and in the present embodiment, the thickness of the transparent plate body 1 is preferably 5 mm.

Specifically, the thickness of the nano dust-proof layer 3 is 0.1mm to 0.3mm, and in the present embodiment, the thickness of the transparent plate body 1 is preferably 0.2 mm.

Specifically, transparent plate body 1 edge one side is equipped with the arch, and relative one side is equipped with the recess, and the arch is used for cooperating with the recess tenon fourth of the twelve earthly branches of another transparent plate body 1, can realize a plurality of little photovoltaic module's quick concatenation, forms the great photovoltaic module of an area. In other embodiments, the transparent plate 1 is provided with protrusions and grooves at intervals around, so that the transparent plate 1 can be spliced in any direction.

A light energy cell comprising: a cell body 4 and a micro-cell lens plate with amplification effect as described above, the micro-cell with amplification effect is disposed on the surface of the cell body 4.

The cell body 4 may be a perovskite solar cell, a six-junction solar cell, a polycrystalline silicon solar cell, a single crystal silicon solar cell, or the like, and in this embodiment, the cell body 4 is preferably a single crystal silicon solar cell.

As shown in fig. 7, the parallel sunlight is irradiated through the semi-elliptical magnifying lens 2, and the sunlight is concentrated on the surface of the cell body, thereby increasing the intensity of the irradiation light.

Taking the photovoltaic component with the magnifying lens 2 as a semi-elliptical lens, wherein the magnifying lens 2 is continuously arranged, and the irradiance is 100 W.m at the temperature of 25 ℃ of the component^-2The solar panel is a monocrystalline silicon solar panel with the thickness of 600mm × 340mm × 16mm, the photovoltaic module is composed of 36 cells, and the effective area of the module is 170709.45mm²Total area of the assembly 204000.00mm²Under the condition of (1), testing the actual conversion efficiency of the component, wherein the conversion efficiency test is carried out according to IEC61215:2005 & lt & ltground crystalline silicon photovoltaic component-design identification and sizing & gt and CNCA/CTS0009-2014 & lt & gt conversion efficiency test and evaluation method of photovoltaic components & gt, a plurality of times of measurement are carried out, and the test result is compared with the photovoltaic component without using the magnifying lens 2, wherein the data of a comparison group is the actual conversion efficiency of the photovoltaic component without adopting the magnifying lens 2 for test, and the data of an experimental group is the actual conversion efficiency of the photovoltaic component adopting the semi-elliptical magnifying lens 2 for testThe results of the test data are shown in table 1:

table 1 statistical table of actual conversion efficiency test data of photovoltaic module

Through the contrast of the actual conversion efficiency of the photovoltaic module of the above-mentioned control group with the actual conversion efficiency of the photovoltaic module of the experimental group, can clearly see out, through being provided with a plurality of magnifying lenses in the transparent plate body, the effectual conversion efficiency that increases solar energy, especially under the shimmer and low light condition, the effectual actual conversion efficiency that promotes photovoltaic module, the conversion rate has increased more than 20% under the condition of effective area.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A micro-cell lens plate with magnifying effect, comprising: the transparent plate comprises a transparent plate body (1), wherein a plurality of magnifying lenses (2) are arranged in the transparent plate body (1), and the magnifying lenses (2) are continuously arranged or arranged in an equidistant array.

2. The lens plate with magnifying effect of the micro-photoelectric cell according to claim 1, wherein the transparent plate body (1) is further provided with a nano dust-proof layer (3) on the surface of the side provided with the magnifying lens (2).

3. A micro-cell lens plate with magnifying effect according to claim 1, characterized in that the magnifying lens (2) has a flat surface, which is assembled with the surface of the transparent plate body (1).

4. The micro-cell lens plate with magnifying effect according to claim 1, characterized in that the thickness of the transparent plate body (1) is 3mm-6 mm.

5. The microphotocell lens plate with amplification effect according to claim 2, wherein the thickness of the nano dust-proof layer (3) is 0.1mm-0.3 mm.

6. The microlens array lens plate with the magnifying effect as claimed in claim 1, wherein the transparent plate (1) is provided with a protrusion on one side of the edge and a groove on the opposite side, and the protrusion is adapted to be mortise-tenon engaged with the groove of another piece of the transparent plate (1).

7. A light energy cell, comprising: cell body (4) and a microphotocell lens plate with amplifying effect according to any one of claims 1 to 6, which is arranged on a surface of the cell body (4).