1 AIT Asian Institute of Technology

Impingement of a submerged axisymmetric jet on a liquid surface

AuthorChaudhry, Fazal Hussain
Call NumberAIT Thesis no. 147
Subject(s)Jets--Fluid dynamics

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
AbstractAn investigation was made of the surface disturbance produced in a body of water by the impingement of a submerged axisymmetric jet. The direction of the jet was oriented perpendicular to the watersurface. Variations in disturbance heights were investigated as a function of nozzle size, position beneath the water surface and velocity of the water jet at the nozzle. Experimental data was analysed in terms of an analytical model based on known diffusion characteristics of a fluid jet in an infinite medium. Experimental results show that this analytical model is valid for cavity heights less than the depth of the nozzle beloxj the water surface. For greater cavity heights a modification of the previous model was required in order to describe mathematically the cavity formation. An empirical equation was obtained which provides a basis for predicting the cavity heights for all conditions where the ratio of the cavity height to the distance of water surface above the nozzle was less than 11.
Year1966
TypeThesis
SchoolStudent Research Before 1979
DepartmentOther Field of Studies (No Department)
Academic Program/FoSThesis (Year <=1979)
Chairperson(s)Dr. Norbert L. Ackermann;
Examination Committee(s)Prof. Edmund F. Schulz;Dr. Niwat Daranandana;Dean Milton E. Bender, Jr.
DegreeThesis (M.Eng.) - SEATO Graduate School of Engineering


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