坡面雨滴溅蚀及其输沙能力的探讨

被引:9
作者
Transport Capacity On SlopeWang Xiekang AO Ruzhuang Yu Guoliang Fang Duo(State Key Hydraulics Laboratory of High Speed Flows
Sichuan Union University)
机构
关键词
坡面流; 雨滴溅蚀; 有效坡段; 输沙能力;
D O I
10.15961/j.jsuese.1999.02.002
中图分类号
TV121.2 []; TV141.3 [];
学科分类号
摘要
通过对坡面雨滴溅蚀过程的分析.提出了雨滴溅蚀有效坡段的概念。在坡面流近似为运动波的条件下,利用Govindaju等提出的坡面流分离变量形式,导出了坡面流的微分基本方程及其近似解。最后利用有效坡段和坡面流近似解.讨论了GuyBT坡面流输沙能力公式的应用范围。本文的研究.对了解坡面流输沙能力q(x,t)的变化规律有重要意义。
引用
收藏
页码:7 / 12
页数:6
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