1 AIT Asian Institute of Technology

The effect of strain gradient on the stress-strain curve of concrete

AuthorPermsri Ladawan, M.L.
Call NumberAIT Thesis no. 156
Subject(s)Sediment transport
NoteA thesis submitted in partial fulfillment if the requirements for the degree of Master of Engineering in the SEATO Graduate School of Engineering, Bangkok, Thailand.
PublisherAsian Institute of Technology
AbstractA study of the relationship between the suspended load and the total load on the transportation of the sediment in alluvial channels was carried out in a recirculating rectangular flume. The flume was 72 ft long, 2 ft wide and 2^ ft deep. The bed material was sand with a median diameter of 0.95 mm. Basic data from Flume Experiments by SIMONS and RICHARDSON (1961) and DARANANDANA (1962) were taken in addition to the data collected by the writer in the SEATO Graduate School Hydraulic Laboratory sediment flume. The investigations were divided into two parts. The first part was directed towards finding the relationship between the concentration of suspended and total loads which were measured directly from the flume. The second part of the study consisted of determining the rate of bed material transport as computed from EINSTEIN1s (1950) Bed-Load Function. An analysis of the laboratory data did not reveal any describable relationship between the total load and suspended load when a ripple bed form existed. Bed material transport rate, computed by Einstein's method, does show the relationship of the total load and suspended load determined from the laboratory tests.
Year1966
TypeThesis
SchoolStudent Research Before 1979
DepartmentOther Field of Studies (No Department)
Academic Program/FoSThesis (Year <=1979)
Chairperson(s)Dr. Niwat Daranandana;
Examination Committee(s)Dr. N. L. Ackermann;Prof. E. F. Schulz;Dean Milton E. Bender, Jr.
DegreeThesis (M.Eng.) - SEATO Graduate School of Engineering


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