地理学报 ›› 1987, Vol. 42 ›› Issue (2): 116-128.doi: 10.11821/xb198702003

• 论文 • 上一篇    下一篇

太阳直接辐射光量子通量的气候学计算方法

周允华, 项月琴   

  1. 中国科学院地理研究所农业生态系统试验站
  • 出版日期:1987-04-15 发布日期:1987-04-15

THE CLIMATIC ESTIMATION OF PHOTON FLUX DENSITY OF DIRECT SOLAR RADIATION

Zhou Yunhua, Xiang Yueqin   

  1. Experiment Station for Agro-ecological Systems, Institute of Geography, Academia Sinica
  • Online:1987-04-15 Published:1987-04-15

摘要: 为了把太阳直接辐射通量密度换算成光量子通量密度,取用了一个简单的大气模式,计算了各种太阳高度、地面气压和大气浑浊度下太阳直接辐射中的光合有效辐射能量通量和光量子通量,从而得到了单位光合有效辐射能量所具有的光量子数。

关键词: 光合有效辐射, 量子通量密度, 简化的大气模式, 大气浑浊度太阳光谱辐照度, 太阳直接辐射

Abstract: (1) Based on the transfer equation of direct solar radiation in the atmosphere a formula of estimating the amount of photons, n, corresponding to one unit of PAR (0.4-0.7u,) of the direct solar radiation at sea level has been developed.

Key words: Photosynthetically active radiation, Quantum flux density, Simple atmospheric model, Atmospheric tubidity, Solar spectral irradiance, Direct solar radiation