光伏器件量子效率测试方法研究
发布时间:2019-02-11 13:18
【摘要】:本文从系统的角度出发,对光伏器件量子效率参数的测试方法进行研究。通过对光伏器件量子效率测试理论的分析,以光电测试通用系统为依据,对系统光源、单色仪、样品室、低噪声前置放大器和高精度数据采集卡等硬件部分,和采集卡、系统控制及数据处理软件部分进行研究和设计。并就系统整体运行过程中杂散光和多级衍射光、光源功率不稳、电子电路中的漂移和噪声三个方面在系统中引入误差的情况进行分析和处理。最后,经试验验证得出结论,本光伏器件量子效率测试系统运行具有持续性,测试最大不准确度1.73%,测试不稳定度1.2%。
[Abstract]:In this paper, the measurement methods of quantum efficiency parameters of photovoltaic devices are studied from the point of view of system. Through the analysis of the theory of photovoltaic device quantum efficiency testing, based on the general photoelectric testing system, the hardware parts, such as system light source, Monochromator, sample room, low-noise preamplifier and high-precision data acquisition card, and the acquisition card, are analyzed. System control and data processing software part of the research and design. This paper also analyzes and deals with the introduction of stray light and multistage diffractive light, unstable power of light source, drift and noise in electronic circuit in the whole operation of the system. Finally, it is concluded that the quantum efficiency test system of photovoltaic device is continuous, the maximum inaccuracy is 1.73 and the instability is 1.2.
【学位授予单位】:长春理工大学
【学位级别】:硕士
【学位授予年份】:2014
【分类号】:TM914.4
[Abstract]:In this paper, the measurement methods of quantum efficiency parameters of photovoltaic devices are studied from the point of view of system. Through the analysis of the theory of photovoltaic device quantum efficiency testing, based on the general photoelectric testing system, the hardware parts, such as system light source, Monochromator, sample room, low-noise preamplifier and high-precision data acquisition card, and the acquisition card, are analyzed. System control and data processing software part of the research and design. This paper also analyzes and deals with the introduction of stray light and multistage diffractive light, unstable power of light source, drift and noise in electronic circuit in the whole operation of the system. Finally, it is concluded that the quantum efficiency test system of photovoltaic device is continuous, the maximum inaccuracy is 1.73 and the instability is 1.2.
【学位授予单位】:长春理工大学
【学位级别】:硕士
【学位授予年份】:2014
【分类号】:TM914.4
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