李明,赵志然,姬常晓

• 1:湖南红太阳光电科技有限公司

摘要(Abstract)：

综述了采用薄硅片的太阳电池在航天领域的发展历程，结合临近空间的环境特点，针对飞行器对太阳电池光电转换效率、功率质量比和环境适应性的特殊要求，阐述了采用薄单晶硅片的“SE+PERC”太阳电池(下文简称为“薄硅‘SE+PERC’太阳电池”)的基本结构和制备工艺控制要点。首先采用金刚线切割方式制备厚度为100μm的单晶硅片；然后在PERC太阳电池生产线的基础上，通过对制备工艺进行控制，制备出薄硅“SE+PERC”太阳电池；最后通过I-V测试仪测试该太阳电池的电性能。结果显示：批量生产的薄硅“SE+PERC”太阳电池的平均光电转换效率可达到21.1%。

关键词(KeyWords)： 薄硅片;“SE+PERC”太阳电池;高空飞行器

Abstract:

Keywords:

基金项目(Foundation): 国家重点研发计划(2018YFB1503005);; 湖南省重点领域研发计划(2019WK2011)

作者(Author): 李明,赵志然,姬常晓

DOI: 10.19911/j.1003-0417.tyn20210127.01

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