光伏系统效率测试仪校准方法研究

Research on Calibration Method for Photovoltaic System Efficiency Tester

光伏系统效率测试仪是光伏电站进行发电效率测试的仪器,可对光伏组件发电效率、逆变器转换效率及光伏系统综合效率进行测试,被广泛应用于光伏领域中。因此,计量性能的准确性和可靠性具有十分重要的作用。本文研究和提出了该测试仪的计量特性和相应的校准方法,并对计量性能进行全面评估。结果表明:该方法不仅可确保其量值的准确可靠,而且对提高光伏电站领域检测设备校准的规范性具有指导意义。

Photovoltaic system efficiency tester is a photovoltaic power plant for power generation efficiency test in-strument,can be photovoltaic module power generation efficiency,inverter conversion efficiency and photovoltaic system comprehensive efficiency test,is widely used in the field of photovoltaic.Therefore,the accuracy and relia-bility of the measurement performance have a very important role.In this paper,the measurement characteristics and corresponding calibration methods of the tester are studied and proposed,and the measurement performance is comprehensively evaluated.The results show that the method can not only ensure the accuracy and reliability of the measurement value,but also has guiding significance for improving the standardization of the calibration of the de-tection equipment in the field of photovoltaic power station.