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Numerical Study of Effects of a Sill on Selective Withdrawal

Author(s): S. Shaaban; M. Jamali

Linked Author(s): Mirmosadegh Jamali

Keywords: Reservoirs; Stratified flows; Shear waves; Selective withdrawal; Bed topography; Computational fluid dynamics

Abstract: This study is concerned with evolution of selective withdrawal of a linearly stratified fluid through a line sink at the base of a reservoir with bottom topography in the form of a sill of small height. The problem is investigated numerically in the linear, inviscid limit. A finite difference technique is employed to discretize the problem. The motion of the shear waves and the resulting induced flow are studied. It is shown that the effect of a sill on the flow field is almost confined to the withdrawal layer in the vicinity of the sill.

DOI:

Year: 2003

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