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Energy Gain of the LONGi PERC Bifacial Modules under Different Surface Conditions ——A data report based on TÜV SÜD Hainan Ding’an Pilot Project


To verify the energy gains of PERC bifacial modules in different environments, LONGi cooperated with the top third-party organizations to build many pilot projects in 2018. Among them, pilot project of TÜV SÜD in Hainan focused on the energy gain of bifacial modules under different surface reflection conditions and verify the effects of the modules with the installing heights of 1.0 m and 1.5 m. The power station has accumulated more than 8 months of data since September 2018. The article will show the power generation of the LONGi bifacial modules based on the data.

1) Project information
Located in Ding’an County, Hainan, the specific information of pilot project is shown in the following table:

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