main ingredient in solar panels?

Author: OMMO Balcony Solar Systems Manufacturer Copyfrom: Apr. 16, 2024

main ingredient in solar panels?

The main components of solar panels involve a variety of materials, each of which plays an integral role in their overall operation. The main components of solar panels include silicon crystals, conductive metals, glass, EVA glue and the back plate.

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The following is a detailed explanation of the main components of solar panels, mainly including 5 aspects:

(1) Silicon crystals are the core part of solar panels. Solar panels usually consist of silicon wafers, which are made of materials such as monocrystalline silicon, polycrystalline silicon or amorphous silicon. Through special processing, silicon crystals can form PN junction, which is the key structure for the photoelectric effect. When sunlight strikes a silicon crystal, electrons in the silicon atoms are excited, forming an electric charge, which in turn generates an electric current.

(2) Conductive metal is also an important part of solar panels. The upper and lower parts of the silicon crystals are coated with conductive metals, which act as connecting circuits, ensuring that the current generated can be smoothly exported and used for power supply.

(3) Glass is also an important component of solar panels. The surface of the solar panel is usually covered with a layer of transparent glass, which not only protects the silicon wafer from damage to the external environment, but also allows sunlight to pass through to ensure that the silicon crystal can fully absorb light energy.

(4) In the manufacturing process of solar panels, EVA glue also needs to be used. The main role of EVA glue is to fix the silicon sheet and the glass cover plate to ensure a tight bond between them and prevent the intrusion of moisture and dust.

(5) Also includes the rear plate. The main function of the rear panel is to prevent moisture and physical damage, further enhancing the durability and stability of the solar panel.

In summary, the main components of solar panels include silicon crystals, conductive metals, glass, EVA glue and the rear plate. These materials each play a unique role, and together make up solar panels, enabling them to convert the energy of sunlight into electricity, providing a constant source of power for our lives. With the progress of science and technology and the innovation of materials, the performance of solar panels will continue to improve, and make greater contributions to the sustainable development of human society.