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如何計算太陽光線入射角
如何計算太陽光線入射角
更新时间:2026-04-21 16:12:03

  太陽入射角是太陽直射光線與壁面法線之間的夾角。太陽入射角随太陽高度角、方位、壁面方位、壁面傾斜度的不同而改變。入射角的大小影響壁面接收到的太陽輻射量。壁面直立時太陽入射角的計算:太陽入射角的餘弦=太陽高度角的餘弦乘以壁面太陽方位角餘弦。

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