CN-116825863-B - Double-sided assembly graphene oxide solar cell panel

Abstract

The invention discloses a double-sided assembly graphene oxide solar cell panel which is of a multilayer laminated structure and comprises an aluminum plate net, a toughened glass substrate, a lower EPE adhesive film, a crystalline silicon cell piece, a graphene oxide film layer, an upper EVA adhesive film and a toughened glass panel which are arranged from bottom to top, wherein the aluminum plate net is of a diamond large-aperture structure, the lower EPE adhesive film is of an EVA/POE/EVA coextrusion structure, the outer contact surfaces are all EVA adhesive films, carbon nano tubes are doped in the graphene oxide film layer, a layer of superfine mica powder filler is covered between the upper EVA adhesive film layers, and a layer of poly-perfluoroethylene propylene film is formed on the upper surface. The solar cell panel provided by the invention adopts novel materials, is excellent in physical property and chemical property, and has the advantages of uniform conductivity, high light energy conversion rate, high utilization rate and the like.

Inventors

• GUO KAI
• WANG LIHUA

Assignees

• 沈阳建筑大学

Dates

Publication Date

20260512

Application Date

20230614

Claims (7)

1. 1. The double-sided assembly graphene oxide solar cell panel is characterized by being of a multilayer laminated structure and comprising an aluminum plate net, a toughened glass substrate, a lower EPE adhesive film, a crystalline silicon cell piece, a graphene oxide film layer, an upper EVA adhesive film and a toughened glass panel which are arranged from bottom to top, wherein the aluminum plate net is of a diamond large-aperture structure, the lower EPE adhesive film is of an EVA/POE/EVA coextrusion structure, the outer contact surfaces are all EVA adhesive films, carbon nano tubes are doped in the graphene oxide film layer, a layer of superfine mica powder filler is covered between the upper EVA adhesive film layers, and a layer of poly-perfluoroethylene propylene film is formed on the upper surface; The average particle diameter of the superfine mica powder filler uniformly coated among the EVA adhesive films on the upper layer is 10 mu m, the content of SiO 2 in the superfine mica powder is 49%, and the content of Al 2 O 3 is 30%.
2. 2. The double-sided assembly graphene oxide solar panel of claim 1, wherein the aluminum plate mesh type is diamond-shaped, and the aperture is 10 x 20mm.
3. 3. The double-sided assembly graphene oxide solar panel according to claim 1, wherein the thickness of the tempered glass panel is 4-6 mm, and the thickness of the tempered glass substrate is 6-8 mm.
4. 4. The double-sided assembly graphene oxide solar panel according to claim 1, wherein the lower EPE adhesive film comprises a first EVA adhesive film, a POE adhesive film and a second EVA adhesive film which are sequentially arranged, the thickness of the first EVA adhesive film and the second EVA adhesive film is 1-3 mm, and the thickness of the middle POE adhesive film is 3-5 mm.
5. 5. The double-sided assembly graphene oxide solar panel according to claim 1, wherein carbon nanotubes with a diameter of 1nm are doped in the graphene oxide film layer in a doping ratio of 1:0.2.
6. 6. The double-sided assembly graphene oxide solar panel according to claim 1, wherein the thickness of the upper EVA adhesive film is 6-8 mm.
7. 7. The double-sided assembly graphene oxide solar panel of claim 1, wherein the thickness of the poly-perfluoroethylene propylene film is 0.02-0.06 mm.

Description

Double-sided assembly graphene oxide solar cell panel Technical Field The invention belongs to the technical field of solar panels, and relates to a double-sided assembly graphene oxide solar panel. Background The renewable resources on the earth are gradually consumed, the problems of energy exhaustion and environmental pollution are urgent, and the development and utilization of new energy are the problems which are urgent to be solved at present. Solar energy is both a primary energy source and a renewable energy source. The solar energy source is rich, the solar radiation energy reaching the earth surface every year is equivalent to 130 trillion tons of coal, the total amount of the solar radiation energy source belongs to the largest energy source which can be developed in the world nowadays, and the solar energy source is one of the cleanest energy sources, can be used for free, does not need to be transported, and does not cause any pollution to the environment. Solar power generation is an emerging renewable energy source, and provides a new idea for resource utilization. At present, solar energy utilization is not very popular, and solar power generation has the problems of high cost, low conversion efficiency and the like, and needs to be continuously researched and developed to provide technical support for the wide application of solar cells. Solar cells are devices that directly convert light energy into electrical energy through a photoelectric effect or a photochemical effect. Solar panels in the current market are classified into silicon, compound and organic according to the materials used. The technology of the silicon solar cell panel is mature, most of the silicon solar cell panels are monocrystalline silicon or polycrystalline silicon cell chips, and polycrystalline silicon is lower in cost than monocrystalline silicon, but the light energy conversion efficiency is reduced. The EVA film is adopted to bond and fix the toughened glass and the power generation main body among the battery plate layers, the service life of the component is directly influenced by the advantages and disadvantages of the transparent EVA material, and the EVA exposed in the air is easy to age and yellow, so that the light transmittance of the component is influenced. And the bonding strength of EVA and toughened glass is insufficient, so that EVA can be aged in advance, and the service life of the assembly is influenced. Disclosure of Invention The invention provides a double-sided component graphene oxide solar cell panel, which aims to solve the problems of low light energy utilization rate, low service life and the like of the existing silicon solar cell panel. The invention discloses a double-sided assembly graphene oxide solar cell panel which is of a multilayer laminated structure and comprises an aluminum plate net, a toughened glass substrate, a lower EPE adhesive film, a crystalline silicon cell piece, a graphene oxide film layer, an upper EVA adhesive film and a toughened glass panel which are arranged from bottom to top, wherein the aluminum plate net is of a diamond large-aperture structure, the lower EPE adhesive film is of an EVA/POE/EVA coextrusion structure, the outer contact surfaces are all EVA adhesive films, carbon nano tubes are doped in the graphene oxide film layer, a layer of superfine mica powder filler is covered between the upper EVA adhesive film layers, and a layer of poly-perfluoroethylene propylene film is formed on the upper surface. Further, the aluminum plate mesh holes are diamond holes, and the aperture is 10 multiplied by 20mm. Further, the thickness of the toughened glass panel is 4-6 mm, and the thickness of the toughened glass substrate is 6-8 mm. Further, the lower EPE adhesive film comprises a first EVA adhesive film, a POE adhesive film and a second EVA adhesive film which are sequentially arranged, wherein the thickness of the first EVA adhesive film and the thickness of the second EVA adhesive film are 1-3 mm, and the thickness of the middle POE adhesive film is 3-5 mm. Further, the graphene oxide film layer is internally doped with carbon nanotubes with the diameter of 1nm, and the doping ratio of the carbon nanotubes to the graphene oxide film layer is 1:0.2. Further, the thickness of the upper EVA adhesive film is 6-8 mm. Further, the average particle diameter of the superfine mica powder filler uniformly coated among the EVA adhesive films on the upper layer is 10 mu m, the content of SiO 2 in the superfine mica powder is 49%, and the content of Al 2O3 is 30%. Further, the thickness of the poly (perfluoroethylene propylene) film is 0.02-0.06 mm. The invention relates to a double-sided assembly graphene oxide solar cell panel, which at least comprises the following components The beneficial effects are that: (1) The solar cell panel is a double-sided assembly, and a toughened glass substrate is arranged at the bottom layer and covered by an aluminum plate net. The