田海兴,杨宏,王鹤

• 1:西安交通大学物理学院

摘要(Abstract)：

确定太阳电池的特征参数不仅是建立其电流-电压方程的基础，也是理解太阳电池这一非线性器件的关键。本文提出了一种简单的实验方法，基于太阳电池在非标准测试条件与暗条件下的电流和电压测量结果，通过修正得到了其在标准测试条件下的电流和电压，根据建立的模型得到了太阳电池在标准测试条件下的光电流、反向饱和电流、品质因子、串联电阻与并联电阻五个特征参数，据此得到了太阳电池的电流-电压方程。最后通过比较电流-电压方程的曲线与修正后的测量结果，发现本方法的电流均方根误差小于0.12A,能满足实验的要求。该方法有助于增强学生对太阳电池非线性输出性能的理解。

关键词(KeyWords)： 太阳电池;单二极管模型;电流-电压方程;特征参数

Abstract:

Keywords:

基金项目(Foundation): 国家重点研发计划(编号：2018YFB1500700)

作者(Author): 田海兴,杨宏,王鹤

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