铝粉活性对双面PERC太阳电池铝浆性能的影响EFFECT OF Al POWDER ACTIVITY ON PROPERTIES OF Al PASTE FOR BIFACIAL PERC SOLAR CELLS
丁冰冰,谢欣
摘要(Abstract)：
探究了铝粉活性对铝浆电阻及双面PERC太阳电池开路电压的影响。实验结果表明：高活性的铝粉制备的铝浆具有较低的方阻、接触电阻及线电阻，且铝硅接触电阻率可低至11.5 mΩ·cm2；一定范围内，活性较低的铝粉制备的铝浆具有较高的开路电压，开路电压可达690.774 mV。根据太阳电池的尺寸、钝化膜质量、背面激光开槽面积、主栅数量，通过有针对性地设计铝浆配方，优化铝浆中铝粉的活性，以便达到开路电压和电阻的最佳平衡，从而可以获得更高的太阳电池光电转换效率。
关键词(KeyWords)： 铝粉;铝浆;活性;铝硅接触电阻;线电阻;局部背电场;开路电压
基金项目(Foundation):
作者(Author): 丁冰冰,谢欣
DOI: 10.19911/j.1003-0417.tyn20210727.01
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