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Which solar panel is better, monocrystalline silicon or polycrystalline silicon?

Which solar panel is better, monocrystalline silicon or polycrystalline silicon?

Dat: 2023-09-26 Clicks:

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Monocrystalline silicon solar panels

Single crystal silicon solar panels are made of single crystal silicon rods, and the material loss during the production process is relatively small, so the conversion efficiency is higher than that of polycrystalline silicon solar panels. Due to the high purity and uniform structure of the material, monocrystalline silicon solar panels perform excellently at high temperatures and low radiation. Meanwhile, monocrystalline silicon solar panels can generate voltage when exposed to sunlight, and their subtle patterns reduce reflectivity, making it easier to absorb solar energy, resulting in higher conversion efficiency.

In terms of drawbacks, due to the fact that monocrystalline silicon solar panels are made of monocrystalline silicon rods and sheets, which require higher processing technology and costs, their prices are relatively high. At the same time, under cloudy conditions, the power generation performance of monocrystalline silicon will be affected to some extent due to its narrow absorption spectrum.

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Polycrystalline silicon solar panels

Polycrystalline silicon solar panels are made of polycrystalline silicon rods, which have lower material costs and higher production efficiency. Therefore, compared to monocrystalline silicon solar panels, polycrystalline silicon solar panels are more cost-effective at the same power. Meanwhile, the surface of polycrystalline silicon solar panels is relatively flat and smooth, with good oxidation resistance and corrosion resistance. Its performance is also better under low light conditions, allowing for continuous power generation.

In terms of drawbacks, due to the high amount of impurities in the polycrystalline silicon solar panel material, it absorbs less solar energy and has relatively low conversion efficiency. Meanwhile, in high-temperature environments, polycrystalline silicon solar panels are prone to heat loss, leading to a decrease in conversion efficiency.

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Overall, the conversion efficiency of monocrystalline silicon solar panels is relatively high, but the price is also relatively high. The price of polycrystalline silicon solar panels is relatively low, but conversion efficiency will also be affected. Choosing which type of solar panel needs to be based on actual needs.

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As a professional power solution provider, Tide Power has a comprehensive global supply chain system and service network, with a professional talent team from various international offices in China, Southeast Asia, Russia, Australia, and more, serving more than 80 countries and regions worldwide. We adhere to the corporate philosophy of contributing to the global power industry, with the development goal of green and low-carbon, and promote the transformation and upgrading of the industry for green development.

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