光伏电站等效满负荷发电小时数计算的研究

Research on the Calculation of Equivalent Full-load Generating Hours of Photovoltaic Power Station

分析了光伏发电项目的现状;以光伏发电原理及能量流失过程为根据探究了光伏等效满负荷发电小时数的计算方法;以年景公报为标准分析了metenorm等几种光资源数据库的可靠性;结合双面组件发电增益通过实际案例验证了等效小时数计算方法的准确性与实际值的偏差,并通过PVsyst进行仿真模拟做出对比验证。

The current situation of photovoltaic power generation projects is analyzed.Based on the principle of photovoltaic power generation and the process of energy loss,the calculation method of photovoltaic equivalent full-load power generation hours is explored.The reliability of several optical resource databases such as metenorm is analyzed based on the annual bulletin.The difference between the calculation method's accuracy and the actual value is verified by a practical case combining the power generation gain of double-sided components,and the comparison is verified by PVsyst simulation.