Method for manufacturing back contact type crystalline silicon solar cell component
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A technology for solar cells and a manufacturing method, which is applied to electrical components, semiconductor devices, circuits, etc., can solve the problems of complicated operations, non-conductive circuits, exposed solder tapes on the front of components, etc., and achieves simple and convenient operation, beautifying appearance, reducing The effect of breakage rate
Inactive Publication Date: 2013-12-18
LIANYUNGANG SHENZHOU NEW ENERGY
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Problems solved by technology
[0005] In order to solve the above problems, the present invention discloses a method for manufacturing a back-contact crystalline silicon solar cell assembly, which can effectively solve the problems of displacement between cells, cumbersome operation, and assembly problems during the manufacturing process of the back-contact crystalline silicon solar cell assembly Problems such as front solder strip exposure and partial circuit non-conduction can effectively improve production efficiency and enhance the aesthetics of components
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Embodiment 1
[0029] A method for manufacturing a back-contact crystalline silicon solar cell module described in this embodiment includes the following steps:
[0030] (1) Pre-bonding the conductive soldering strip 2 and the insulating film 1;
[0031] (2) Fix the back-contact crystalline silicon solar cells at a certain distance through the template, and arrange the polarity of the cells in the same direction, and place the conductive ribbon 2 pre-bonded with the insulating film 1 in the center of the two cells The edge of the sheet is aligned with the positive and negative electrodes 4 and 5 of the battery sheet for welding, and welded into a battery string;
[0032] (3) Place the glass, place the lower layer of EVA, assemble the battery string, place the upper layer of EVA, place the backplane, laminate and frame.
[0033] The steps of pre-bonding the conductive soldering strip 2 and the insulating adhesive film 1 in step (1) are as follows:
[0034] (1) Clean the surface of the condu...
Embodiment 2
[0042] A method for manufacturing a back-contact crystalline silicon solar cell module described in this embodiment includes the following steps:
[0043] (1), such as image 3 , pre-bonding the conductive soldering strip 2 with the insulating adhesive film 1;
[0044] (2), such as Figure 4 , the back-contact crystalline silicon solar cells are fixed at a certain distance through the template, the polarity of the cells is arranged in the same direction, and the conductive soldering tape 2 pre-bonded with the insulating film 1 is placed in the center on the edge of the two cells Align the positive and negative electrodes 4 and 5 of the battery sheet for welding to form a battery string;
[0045] (3) Place the glass, place the lower layer of EVA, assemble the battery string, place the upper layer of EVA, place the backplane, laminate and frame according to the routine.
[0046] The steps of pre-bonding the conductive soldering strip 2 and the insulating adhesive film 1 in st...
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Abstract
The invention relates to the technical field of manufacturing of a solar cell component, in particular to a method for manufacturing a back contact type crystalline silicon solar cell component. The method sequentially comprises the following steps of pre-bonding of a conductive solder strip and an insulation glue film, distance fixing of back contact type crystalline silicon solar cells, placing of a pre-bonding combination body, series welding of the solar cells, placing of glass, placing of lower layer EVA, assembling of a solar cell string, placing of upper layer EVA, placing of a back plate, laminating and framing. The method for manufacturing the back contact type crystalline silicon solar cell component solves the problems of welding shifting and complex and cumbersome working processes of the back contact type crystalline silicon solar cells, operation is simple and convenient, the method is suitable for industrial application, the production quality and the production efficiency of the back contact type crystalline silicon solar cell component can be effectively improved, the insulation glue film which has bonding performance after being heated is used, the thickness of the glue film is moderate, the breaking rate of the back contact type crystalline silicon solar cells in the welding process can be reduced, the welding strength is enhanced, the effect of beautifying the appearance is well achieved, safety and reliability are achieved, and attractiveness and practicability are achieved.
Description
technical field [0001] The invention relates to the technical field of solar cell assembly manufacturing, in particular to a method for manufacturing a back-contact crystalline silicon solar cell assembly. Background technique [0002] With the increasingly serious energy crisis and environmental pollution, as a clean, efficient and inexhaustible renewable energy, the development of solar energy has become a strategic decision for the sustainable development of energy in all countries in the world; in the application of solar energy, photovoltaic power generation is The advantages of noise, maintenance-free, and no emissions are gradually becoming popular; at present, in photovoltaic power generation, crystalline silicon cells are still the market leader due to their low cost, high efficiency, stable performance, and relatively mature technology; however, with the intensification of market competition If crystalline silicon cells want to further stabilize their position, the...
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