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5. Experimental and Numerical Investigation of Steady and Unsteady Flows in Roughened Channels with Cro

Experimental and Numerical Investigation of Steady and Unsteady Flows in Roughened Channels with Cro

来源 :35th IAHR World Congress(第三十五届国际水利学大会) | 被引量 : 0次 | 上传用户：setsail2008

【摘 要】

：

In longitudinal drainage systems, high discharges may occur suddenly due to short, intense rainfalls.These high discharges and related high flow velocities lead to high shear stresses near the bottom

【作 者】

：

Christoph Gogolin Rita Carvalho Daniel B.Bung Jorge Matos 

【出 处】

：

35th IAHR World Congress(第三十五届国际水利学大会)

【发表日期】

：

2013年2期

【关键词】

：

Channel flow Energy dissipation Drainage Physical modelling Numerical modelling 

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论文部分内容阅读

In longitudinal drainage systems, high discharges may occur suddenly due to short, intense rainfalls.These high discharges and related high flow velocities lead to high shear stresses near the bottom and can thus cause significant damages to the structure.

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