上转换太阳电池的数值模拟

被引:1
作者
周建朋
陈永生
卢景霄
孟晓波
李艳阳
王洪洪
机构
[1] 郑州大学材料物理教育部重点实验室
关键词
太阳电池; 上转换; 极限效率; 基尔霍夫定律;
D O I
10.16553/j.cnki.issn1000-985x.2012.03.041
中图分类号
TM914.4 [太阳能电池];
学科分类号
摘要
采用细致平衡原理,将太阳,环境作为辐射体,只考虑电池辐射复合,建立了太阳电池的模型。通过模拟,得出单结太阳电池的极限效率为31%,当使用上转换器时,单结电池的极限效率增至47.3%;对于双结电池,当顶电池带隙宽度为1.7 eV,底电池带隙宽度从1.1 eV变化到1.5 eV,模拟的最大效率为39.9%,有上转换器最大时效率提高到了47.4%。
引用
收藏
页码:605 / 610
页数:6
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