典型文献
Process-based suspended sediment carrying capacity of silt-sand sediment in wave conditions
文献摘要:
The sediment carrying capacity is one of the fundamental issues in sediment simulation.It is of great importance both in theory and practice to develop process-based approaches for the sediment carrying ca-pacity for a wider range of silt-sand sediment.The current study focuses on the approach for depth-averaged concentration of silt-sand sediment under non-breaking wave conditions.By integrating process-based suspended sediment concentration (SSC) profiles,new synthetic expressions for depth-averaged SSC for vortex rippled beds and sheet flow conditions were obtained.The proposed expressions involve several basic physical processes,including the effects of bed forms,stratification,hindered settling,mobile bed,etc.A number of experimental datasets were collected for verification and reasonable results were obtained.Dis-cussions were made on the changes of sediment concentration under increasing wave dynamics conditions,which show that the proposed formulas can describe the phenomenon which has been observed in experi-mental tests that SSC does not always increase whenwave dynamics increase due to the effects of bed forms.In short,the current research provides a process-based approach for wave-induced sediment carrying capacity,which is expected to be applicable for numerical modeling and engineering practice.
文献关键词:
中图分类号:
作者姓名:
Liqin Zuo;Dano Roelvink;Yongjun Lu;Guanghui Dong
作者机构:
State Key Laboratory of Hydrology-Water Resources and Hydraulic Engineering Nanjing Hydraulic Research Institute,Nanjing China;IHE Delft Institute for Water Education,Delft,the Netherlands;Deltares,Delft,the Netherlands;Changjiang Nanjing Waterway Engineering Bureau,Nanjing China
文献出处:
引用格式:
[1]Liqin Zuo;Dano Roelvink;Yongjun Lu;Guanghui Dong-.Process-based suspended sediment carrying capacity of silt-sand sediment in wave conditions)[J].国际泥沙研究(英文版),2022(02):229-237
A类:
rippled,cussions,whenwave
B类:
Process,suspended,sediment,carrying,capacity,silt,sand,conditions,one,fundamental,issues,simulation,It,great,importance,both,theory,practice,develop,approaches,wider,range,current,study,focuses,depth,averaged,concentration,under,breaking,By,integrating,SSC,profiles,new,synthetic,expressions,vortex,beds,sheet,flow,were,obtained,proposed,involve,several,basic,physical,processes,including,effects,forms,stratification,hindered,settling,mobile,etc,number,experimental,datasets,collected,verification,reasonable,results,Dis,made,changes,increasing,dynamics,which,show,that,formulas,can,describe,phenomenon,has,been,observed,tests,does,not,always,increase,due,In,short,research,provides,induced,expected,applicable,numerical,modeling,engineering
AB值:
0.49427
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