摘要
晶体硅太阳电池技术成熟且转换效率高,在市场中占据主导地位。通过建立其阻抗模型,可以分析电池的工艺和材料缺陷问题,有助于找到进一步优化电池结构和提高电池性能的方法。从实验和理论模拟两个方面研究了晶体硅太阳电池的阻抗特性,设计实验测试了不同太阳电池的交流阻抗谱,建立相应的数学模型对太阳电池的阻抗谱数据进行定量分析,通过交流阻抗获得晶体硅太阳电池的内部特性,可用于不同类型晶体硅电池的性能差异分析和工艺改进。
Crystalline silicon solar cells are the most mature and efficient technology of photovoltaic conversion,and dominate the market.By establishing its impedance model,the processing structure and defects of the cells can be analyzed,which can be helpful to further improve the cell structure and efficiency.In this work,the impedance characteristics of crystalline silicon solar cells were studied from both experimental and theoretical simulations.The AC impedance data of different types of solar cells were tested.The mathematical models were established to analyze the impedance data quantificationally to acquire the internal characteristics of cells,which might be used to analyze theperformance difference and improve the efficiency of crystalline silicon solar cells.
作者
刘立勇
韩宏伟
LIU Liyong;HAN Hongwei(Qinghai Products Quality Supervision and Inspection Institute,Xining Qinghai 810008,China;Qinghai Renewable Energy Research Institution,Xining Qinghai 810003,China)
出处
《电源技术》
CAS
北大核心
2022年第10期1184-1187,共4页
Chinese Journal of Power Sources
基金
青海省科技厅科技支撑项目(2015-GX-128A)
国家市场监督管理总局科技计划项目(2017QK124)。
关键词
晶体硅太阳电池
交流阻抗
等效电路
crystalline silicon solar cells
AC impedance
equivalent circuit
