一种新型天气分型方法及其在光伏功率预测中的应用

李芬, 周尔畅, 孙改平, 白永清, 童力, 刘邦银, 赵晋斌

A Novel Weather Classification Method and Its Application in Photovoltaic Power Prediction

LI Fen, ZHOU Erchang, SUN Gaiping, BAI Yongqing, TONG Li, LIU Bangyin, ZHAO Jinbin

表5 不同天气类型下各变量与光伏出力的相关性分析

Tab.5 Correlation analysis of various factors and PV power generation in different weather types

变量名 与Pac的相关系数 天气类型1 天气类型2 天气类型3 天气类型4 I 0.884 0.736 0.748 0.690 Ib 0.820 0.668 0.523 0.194 Id 0.604 0.425 0.664 0.690 Bd 0.598 0.311 -0.045 -0.092 Sp 0.581 0.368 0.258 0.112 k'T 0.536 0.502 0.331 0.007 V 0.385 0.152 0.233 0.200 W 0.341 0.166 0.080 -0.031 RH -0.247 -0.283 -0.307 -0.348 T 0.119 0.087 0.249 0.308 C -0.052 0.046 -0.008 -0.072 R -0.041 0.007 -0.126 -0.119