李占斌,鲁克新.透水坡面降雨径流过程的运动波近似解析解[J].水利学报,2003,34(6): |
透水坡面降雨径流过程的运动波近似解析解 |
Approximate analytical solution of rainfall runoff process on permeable slope |
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DOI: |
中文关键词: 降雨径流过程 特征线法 透水坡面漫流 运动波方程近似解析解 |
英文关键词: rainfall runoff process characteristic method overland flow on permeable slope kinetic equation of wave approximate analytical solution |
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中文摘要: |
本文从坡面流运动波理论的基本方程出发,利用运动波特征线法和分级叠加法,推导出了实验条件下考虑净雨强随时间变化的坡面流运动波方程近似解析解。用实验实测资料对模拟计算结果进行了验证。结果表明,坡面漫流过程的模拟计算结果与实测资料符合良好。 |
英文摘要: |
Based on wave theory for overland flow, an approximate analytical solution of kinetic equation of wave considering the variation of the excess rain density was deduced by applying the characteristic method coupled with the classification superposition method. The validity of the solution is verified by experiment data. The calculation result is in good agreement with experiment data. |
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