印刷氧化铝技术在黑硅PERC多晶太阳电池中的应用Application of printed alumina technology in black silicon PERC polycrystalline solar cells
于琨,王占友,郑海陆,郭明州,孙亚娟,贺美亮,李会玲
摘要(Abstract):
黑硅PERC多晶太阳电池采用背抛光工艺,其背面刻蚀深度在4.0±0.2μm,在800~1050 nm的光学波长范围内,其反射率较常规刻蚀制备的黑硅多晶太阳电池提升了10%左右;采用氧化铝及氮化硅钝化制备的黑硅PERC多晶太阳电池,WT-2000测得其少子寿命达到33μs;开路电压提升了15.2 mV,短路电流提高了0.372 A,效率达到20.06%。
关键词(KeyWords): 印刷;氧化铝浆料;PERC;黑硅;多晶;太阳电池
基金项目(Foundation):
作者(Author): 于琨,王占友,郑海陆,郭明州,孙亚娟,贺美亮,李会玲
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