1 AIT Asian Institute of Technology

Maximum lift level of sediment suspension due to breaking wave action

AuthorChoudhury, S. M. Asadul Haque
Call NumberAIT Thesis no. 946
Subject(s)Sediments, Suspended
NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering of the Asian Institute of Technology, Bangkok, Thailand
PublisherAsian Institute of Technology
AbstractShear stress induced by breaking wave is capable of moving loose bottom sediments lying shore wards of the breaker line. The work created by shear stress and fluid velocity is utilized for bed load movement and for suspending sediments by inherent lift force. An experimental investigation was conducted to study the effect of the breaking and broken wave on the suspension of sediment and the resulting concentration at breaking point on a sloping beach. The result of the experiments reveals a trend of increase of sediment concentration with the increase of deep water wave steepness, wave energy and energy flux. The height of the suspension was observed to depend on the ripple wave length. The sediments were observed to move with quite appreciable thickness near to the breaking point and with a thickness of almost entire depth within the breaker zone.
Year1977
TypeThesis
SchoolStudent Research Before 1979
DepartmentOther Field of Studies (No Department)
Academic Program/FoSThesis (Year <=1979)
Chairperson(s)Suphat Vongvisessomjai
Examination Committee(s)Overbeek, Henk Jen ; Watanabe, Akira
Scholarship Donor(s)Government of Canada
DegreeThesis (M.Eng.) - Asian Institute of Technology, 1977


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