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如何计算太阳光线入射角
更新时间: 2020-09-16 00:00:00  

太阳入射角是太阳直射光线与壁面法线之间的夹角。太阳入射角随太阳高度角、方位、壁面方位、壁面倾斜度的不同而改变。入射角的大小影响壁面接收到的太阳辐射量。壁面直立时太阳入射角的计算:太阳入射角的余弦=太阳高度角的余弦乘以壁面太阳方位角余弦。

关键词: 如何 计算 太阳 光线 入射角

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