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Distribution model of direct solar radiation with high spatial resolution in mountainous areas
Author(s): 
Pages: 141-145
Year: Issue:  9
Journal: TRANSACTIONS OF THE CHINESE SOCIETY OF AGRICULTURAL ENGINEERING

Keyword:  山区太阳直接辐射数字高程模型空间分布;
Abstract: 该文以山区的高空间分辨率DEM数据为主要数据源,从中分别提取经度、纬度、坡度、坡向等相应的地形要素栅格数据,再结合多年平均的实际日照百分率资料,利用GIS技术建立山区实际太阳直接辐射的高空间分辨率分布模型,实现太阳直接辐射空间分布规律的可视化表达,分析了山区各月太阳直接辐射的空间分布特征,对于山区的农业、林业和生态环境等方面的研究具有重要的指导意义.
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