1 AIT Asian Institute of Technology

Analysis of longshore sediment transport rates

AuthorEthiyajeevakaruna, Selvarajagopal Wesley
Call NumberAIT SSPR no. WA-83-01
Subject(s)Sediment transport
NoteA special study submitted in partial fulfillment of the requirement for the degree of Master of Engineering, School of Engineering and Technology
PublisherAsian Institute of Technology
AbstractThe Phenemenon of longshore sediment transport has to be dealt with in the design, and construction of marine structures. Earlier studies attempted to correlate the longshore energy flux to the longshore sediment transport, and the apparent distorted behavior of laboratory and field data could never be apprehended Satisfactorily. in this study it is shown that by considering threshold energy for initiation of sediment motion, the apparent distorted behaviour between the field and laboratory data can be satisfactorily explained and catered for, and a new predictive equation is proposed by considering that a certain amount of energy is used up for initiating sediment motion, and a linear relationship between the longshore sediment transport and the available energy flux for such transport with an efficiency factor is established. The phenemenon of threshold energy for initiation of sediment motion was experimentally observed, thus consolidating the theoretical analysis.
Year1983
TypeSpecial Study Project Report (SSPR)
SchoolSchool of Engineering and Technology
DepartmentDepartment of Civil and Infrastucture Engineering (DCIE)
Academic Program/FoSWater Resources Research Engineering (WA)
Chairperson(s)Suphat Vongvisessomjai
Examination Committee(s)Prida Thimakorn ; Gupta, Ashim Das
Scholarship Donor(s)Royal Government of Thailand (King's)
DegreeSpecial Studies Project Report (M. Eng.) - Asian Institute of Technology, 1982


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