Article ID Journal Published Year Pages File Type
763136 Computers & Fluids 2007 9 Pages PDF
Abstract

This paper reports the numerical study of the drag of a flexible elastic fiber immersed in a two-dimensional viscous flow using the immersed boundary (IB) method. We found drag reduction of a flexible fiber compared to a stiff one and the drag coefficient decreases with respect to the dimensionless fiber length within a certain range. The results are a starting point for the understanding of the role of flexibility in biological organisms in fluid flows.

Related Topics
Physical Sciences and Engineering Engineering Computational Mechanics
Authors
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