It provides approaches to make full use of available spatial technologies and data for rainfall-runoff modeling and technical improvement of hydrological forecast.
这对充分利用现有空间技术和空间数据进行降雨-径流模拟并改进水文预报方法提供了研究途径。
Through analysis of the sensitive parameter CN of the SCS model, the sensitivity of runoff modeling to DEM resolution is described from the perspective of slope change.
根据SCS模型敏感参数cn,从坡度参数变化角度分析了不同分辨率的DEM对流域径流量影响。
Method combining DEM with stream network leads to a more accurate drainage network from surface runoff modeling, especially for flat area. Method of modifying existing DEM by add…
水系图与DEM结合的方法可以消除径流模拟结果与现有水系不吻合的现象,有效提高径流模拟精度。
From 1999 to 2000, we had made modeling experiments for a year to Xianghuaqiao runoff experiment station.
从1999到2000年,我们在香花桥径流试验站进行了一年多的模拟试验。
The total efficiency of the runoff model from 1981 to 1990 is 61.3%, and the main reasons of the low modeling precision were analyzed also.
1990年产汇流模拟总体效率为61。 3%,本文同时也分析了模型精度偏低的原因。
The modeling result shows that land use structure and pattern change results in the increase of maxi- mum flood peak and flood discharge and the decreases of runoff concentration time.
模拟结果表明,土地利用结构与格局的变化,使得暴雨洪水的最大洪峰流量和洪量加大,汇流时间变短。
The modeling result shows that land use structure and pattern change results in the increase of maxi- mum flood peak and flood discharge and the decreases of runoff concentration time.
模拟结果表明,土地利用结构与格局的变化,使得暴雨洪水的最大洪峰流量和洪量加大,汇流时间变短。
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