Linear Stability of Flow in a Concentric Annulus

[+] Author and Article Information
A. K. Agarwal

Indian Railways (North-East Frontier)

V. K. Garg

Department of Mechanical Engineering, Indian Institute of Technology, Kanpur, India

J. Appl. Mech 44(2), 338-340 (Jun 01, 1977) (3 pages) doi:10.1115/1.3424049 History: Received August 01, 1976; Revised October 01, 1976; Online July 12, 2010


The stability of fully developed, parallel flow in a rigid, concentric annulus to infinitesimal disturbances is analyzed. It is found that the annular flow is spatially stable to axisymmetric disturbances upto a modified Reynolds number of 10,000.

Copyright © 1977 by ASME
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