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发明名称
一种硅基双结叠层太阳电池
摘要
本实用新型公开了一种硅基双结叠层太阳电池,涉及叠层电池结构的设计,属于硅基太阳电池技术领域。该太阳电池包括一个顶电池和一个底电池,两个子电池之间经隧道结连接构成串联结构。顶电池采用宽禁带的非晶硅材料构成PIN结,底电池采用窄禁带的多晶硅材料构成PIN结。非晶硅本征层厚度与多晶硅本征层厚度之比为1∶3。各子电池及其间的连接结构直接在玻璃衬底上沉积而成。该结构可以提高太阳电池的光电转换效率、减轻发生光致衰退效应、减少吸收层厚度、减少硅材料用量、降低太阳电池成本。
申请公布号
CN202423352U
申请公布日期
2012.09.05
申请号
CN201120547261.7
申请日期
2011.12.08
申请人
嘉兴学院
发明人
张建新;万尤宝
分类号
H01L31/076(2012.01)I
主分类号
H01L31/076(2012.01)I
代理机构
代理人
主权项
一种硅基双结叠层太阳电池,包括一个顶电池(12)、一个底电池(13),两个电池之间经隧道结连接构成串联结构,其特征在于:所述顶电池是非晶硅的PIN结电池,所述底电池是多晶硅的PIN结电池,各子电池及其间的连接结构直接在玻璃衬底上沉积而成。
地址
314001 浙江省嘉兴市嘉杭路118号嘉兴学院
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