LONGi Solar Field Tests proved average bifacial gain of 19.9% of LONGi Solar Hi-MO2 bifacial PERC Mono when compared directly with Hi-MO1 monofacial with the same mono PERC cells. The bifacial gain peaked as high as 25.8%.
1st Sep to 10th Nov 2018 in Hainan, China. The Sep dataset was captured from 8:45am-4:55pm while Oct and Nov data was 8:45am-3:55pm. Surface is white painted ground.
Hainan’s environment near the coast and perennial humidity requires salt-mist corrosion certification for PV modules that guarantees performance over their lifetime.
Source: LONGi Solar