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基于流域基本单元的流域离散化模型构建

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摘要 针对现行流域离散化方法的缺点,引入流域基本单元的概念,在DEM平台上利用ArcView Gis 3.3提取星丰流域的地貌特征值,构建了基于V形基本单元的流域离散化模型。该模型能够充分考虑水流汇集的物理概念,并且能够充分描述下垫面因子的空间变异性,为构建具有物理意义的分布式流域汇流模型提供了前提条件。
出处 《人民黄河》 CAS 北大核心 2009年第5期40-42,共3页 Yellow River
基金 水利部公益性行业科研专项项目(200801033) 国家自然科学基金资助项目(50609005) 霍英东青年教师基金资助项目(101075)
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