Stabilization or Destabilization Effect of Fluid Viscosity, Structural Damping on the Vicinity of Critical Velocity of Elastic Beam Subjected to Axial Flow Confined in Narrow Passage

Author:

FUJITA Katsuhisa1,OHKUMA Ayumi

Affiliation:

1. Mechanical and Physical Engineering, Graduate School of Engineering, Osaka City Univ.

Publisher

Japan Society of Mechanical Engineers

Subject

Industrial and Manufacturing Engineering,Mechanical Engineering,Mechanics of Materials

Reference13 articles.

1. (1) Paidoussis, M., P. and Pettigrew, M., J., “Dynamics of Flexible Cylinders in Axisymmetrically ConfinedAxial Flow”, Journal of Applied Mechanics, Vol.46 (1979), pp.37-44.

2. (2) Hobson, D. E., “Fluid-Elastic Instabilities Caused by Flow in an Annulus”, Proceedings of 3rd International Conference on Vibration in Nuclear Plant, Keswick, U. K. (1982), pp.440-461, London: BNES.

3. The Unsteady Potential Flow in an Axially Variable Annulus and Its Effect on the Dynamics of the Oscillating Rigid Center-Body

4. A study on leakage-flow-induced vibrations. 1st Report. Fluid-dynamic forces acting on the walls of a one-dimensional, narrow, tapered passage.

5. One-dimensional leakage-flow vibration instabilities

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