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Article

Effect of the Side Walls on the Unsteady Flow in a Duct of Rectangular Cross-Section

by
M. Emin Erdogan
and
C. Erdem Lmrak
*
Faculty of Mechanical Engineering, Istanbul Technical University, 34439, Gumussuyu, Istanbul, Turkey
*
Author to whom correspondence should be addressed.
Math. Comput. Appl. 2004, 9(3), 443-448; https://doi.org/10.3390/mca9030443
Published: 1 December 2004

Abstract

In this paper, the effects of the side walls on the unsteady flow in a duct of rectangular cross-section are considered. In order to show the effects of the side walls on the flow, two illustrative examples are given. One of them is the unsteady flow due to an applied pressure gradient in a duct of rectangular cross-section. The other is the unsteady flow in a duct of rectangular cross-section moving parallel to its length. These effects depend on the values of the aspect ratio. The variations of the velocity and the volume flux with respect to the aspect ratio show that these are appreciable effects of the walls on the flow. It is found that the required time to reach the steady-state for the flow with side walls is shorter than that for the flow without side walls.
Keywords: Unsteady flow; duct of rectangular cross-section; effect of side walls; steady-state Unsteady flow; duct of rectangular cross-section; effect of side walls; steady-state

Share and Cite

MDPI and ACS Style

Erdogan, M.E.; Lmrak, C.E. Effect of the Side Walls on the Unsteady Flow in a Duct of Rectangular Cross-Section. Math. Comput. Appl. 2004, 9, 443-448. https://doi.org/10.3390/mca9030443

AMA Style

Erdogan ME, Lmrak CE. Effect of the Side Walls on the Unsteady Flow in a Duct of Rectangular Cross-Section. Mathematical and Computational Applications. 2004; 9(3):443-448. https://doi.org/10.3390/mca9030443

Chicago/Turabian Style

Erdogan, M. Emin, and C. Erdem Lmrak. 2004. "Effect of the Side Walls on the Unsteady Flow in a Duct of Rectangular Cross-Section" Mathematical and Computational Applications 9, no. 3: 443-448. https://doi.org/10.3390/mca9030443

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