Experimental Investigation of the Erosion of a Sand Dike by Overtopping

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:king0083
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
A good knowledge of erosion processes during dike breaching is essential to evaluate the extent of the flood.So this paper presents the results of a new series of laboratory experiments on erosion of an overtopped non-cohesive sand dike.
其他文献
A novel direct measurement strategy of bottom velocities and shear stresses based on the use of ferrofluids is presented.The proposed methodology is aimed at overcoming some of the limits of state-of-
This study presents a novel experimental technique for measuring the transient response of pore-water-pressures (PWP) through a sand bed on a steep slope, typical to homogenous non-cohesive earthfill
Small-scale hydrodynamics in aquatic systems, i.e., rivers, lakes, oceans and wetlands, is an important factor that controls environmental transport processes, especially those near a physical interfa
Ratings curves are conventional means to continuously provide estimates of discharges in rivers.Among the most-often adopted assumptions in building these curves are the steady and uniform flow condit
The understanding of flow structures over static armor layers is essential for the development of modem sediment transport models, including functions for the influence of particle hiding and exposure
The present paper deals with the physical modeling of bridge clogging processes due to driftwood transport in mountain rivers.Scale model tests were conducted in the hydraulic laboratory of the Univer
Bed deformation characteristics and flow structure induced by spur dikes with and without protection in an open channel were investigated.
Dam breach is hot issues at present.Its very important to study the flow characteristics on downstream slope dam for knowing dam breach mechanism, carrying out flood control and rush emergency.
The flow within and above plant canopies in estuarine wetlands is normally turbulent in the inter-stem space.Turbulent kinetic energy (TKE) is mainly produced due to vortex shedding from individual st
The tetrahedron penetrating frame, which is made by six square cross-section columns, has been widely used in river engineering as a new effective scour countermeasure in China.In this paper, experime