A kind of flexible thin-film solar cell module and its manufacturing method

A technology of solar cells and flexible films, applied in electrical components, circuits, photovoltaic power generation, etc., can solve the problems of poor reliability and safety, inconvenient production and manufacturing, complex production process, etc., achieve high safety and reliability, prevent radiation , the effect of increasing the light-receiving area

Active Publication Date: 2017-04-26
紫石能源有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0005] For this reason, the technical problem to be solved by the present invention is that the production process is complicated, it is inconvenient to manufacture, the light-receiving area is small, and the reliability and safety are poor, so a flexible light-emitting diode with simple production process, large light-receiving area, high reliability and safety is proposed Thin-film solar cell module and manufacturing method thereof

Method used

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  • A kind of flexible thin-film solar cell module and its manufacturing method
  • A kind of flexible thin-film solar cell module and its manufacturing method
  • A kind of flexible thin-film solar cell module and its manufacturing method

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Embodiment 1

[0040] This embodiment provides a flexible thin-film solar cell module, its structure see Figure 1a to Figure 6c As shown, it includes a light-receiving surface blocking film 201 on which several first printed electrode layers 301 arranged at intervals are arranged, and each of the first printed electrode layers 301 is provided with a battery unit 100 . see Figure 2a-2c , the battery unit 100 is sequentially provided with a first electrode layer 101, a buffer layer 102, a light absorbing layer 103, a second electrode layer 104, and a flexible conductive base layer 105 on the first printed electrode layer 301, and each of the The two sides of the battery unit 100 are provided with an insulating layer 501, and there is a spacer area 502 between two adjacent battery units 100, and the first printed electrode layer 301 at the bottom of the previous battery unit 100 is removed from the battery unit 100. The bottom of the unit 100 extends to the separation area 502, and a bent se...

Embodiment 2

[0043] This embodiment provides a specific structure of a flexible thin film solar cell module, specifically as follows:

[0044] Such as Figure 3a-3b The light-receiving surface blocking film 201 shown includes an inner side 202 and an outer side 203, and the light-receiving surface blocking film outer side 203 of the light-receiving surface blocking film 201 is provided with an anti-ultraviolet coating, which effectively slows down the aging of the light-receiving surface blocking film, and also prevents The radiation of ultraviolet rays to the battery slows down the aging speed of the battery. The inner side 202 of the light-receiving surface blocking film 201 is provided with a hot-melt adhesive material, which facilitates the press-fit assembly of the battery unit and the light-receiving surface blocking film.

[0045] Such as Figures 4a-4c As shown, a number of first printed electrode layers 301 arranged at intervals are arranged on the light-receiving surface blocki...

Embodiment 3

[0048] This embodiment provides a method for manufacturing a flexible thin-film solar cell module, comprising the following steps:

[0049] First prepare the battery cell 100, such as Figure 2a-2c As shown, the process of preparing the battery unit 100 includes: preparing the second electrode layer 104 on the flexible conductive substrate 105 by molecular beam epitaxy, and then sequentially preparing the optical electrode layer 104 by sputtering. The absorption layer 103 , the buffer layer 102 and the first electrode layer 101 . The molecular beam epitaxy method can separately heat and control the source and the substrate; the shutter can be used to precisely control the doping, combination and thickness, which is an atomic-level growth technology, which is conducive to the growth of multi-layer heterostructures; It is not carried out under thermal equilibrium conditions, but is a kinetic process, so crystals that are difficult to obtain in general thermal equilibrium growth...

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Abstract

The invention provides a flexible thin-film solar cell module and a manufacturing method of the flexible thin-film solar cell module. The flexible thin-film solar cell module comprises an illuminated face barrier film, a plurality of first printed electrode layers arrayed at intervals are arranged on the illuminated face barrier film, a cell unit is arranged on each first printed electrode layer, insulating layers are arranged on the two side faces of each cell unit, an interval area is formed between every two adjacent cell units, a second printed electrode is arranged in each interval area, first electrode layers of the cell units are connected with the first printed electrode layers, the vertical connecting ends of the second printed electrodes are connected with extending parts, located in the interval areas, of the first printed electrode layers, and the transverse extending ends of the second printed electrodes are connected with flexible conductive substrates of the cell units to connect the cell units in series. All the cell units are connected in series through a laser welding technology without wires, so that safety and reliability are high; the insulating layers are adopted between the cell units for insulated isolation, and therefore insulating performance is good; the second printed electrodes are arranged on the back face of the illuminated face, meanwhile, the illuminated area is increased, the production technology is simple, and flexible thin-film solar cell module is convenient to produce and manufacture.

Description

technical field [0001] The invention relates to a flexible thin-film solar battery component and a manufacturing method thereof. It belongs to the technical field of photovoltaic power generation. Background technique [0002] Solar energy is abundant and widely distributed, and it is an inexhaustible renewable energy source. With the increasingly prominent problems of global energy shortage and environmental pollution, solar photovoltaic power generation has become an emerging industry that is generally concerned and focused on development by countries all over the world because of its clean, convenient, safe, and efficient features. Solar cells provide a photoelectric conversion device that generates electricity with minimal environmental impact, and are environmentally friendly and non-polluting, and have attracted more and more attention. [0003] High photoelectric conversion efficiency, low cost, durability, easy installation, light weight, and avoiding other environ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01L31/0224H01L31/041H01L31/18
CPCH01L31/022425Y02E10/50Y02P70/50
Inventor 兰立广童翔丁建张庆钊
Owner 紫石能源有限公司
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