考虑风向角的地面光伏阵列风压折减特性研究
姜涛,牛斌
摘要(Abstract)：
针对地面光伏电站流场不均匀且各阵列所受风压复杂的特性,采用CFD方法分析不同风向下多排阵列风载荷的变化情况,并讨论最不利条件下阵列间距对折减特性的影响。结果表明:当来流风向为北风和南风时,风载荷折减效应最明显,随着风向角向横向靠近,折减效应趋于平缓,最大载荷也逐渐减小;在地面光伏电站中,受风载荷影响最大的为外围光伏结构,在阵列排布及结构设计时应基于流体力学计算结果考虑风压折减,划分风载荷区域。
关键词(KeyWords)： 光伏阵列;风向角;风载荷;净力系数;折减特性
基金项目(Foundation):
作者(Author): 姜涛,牛斌
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