Effect of confinement on three-dimensional stability in the wake of a circular cylinder

Journal of Fluid Mechanics

Volumn 642, Issue , 2010, Pages 477-487

  Camarri, Simone ^a   Giannetti, Flavio ^b  

^a UNIVERSITY OF PISA   (Italy)

^b UNIVERSITY OF SALERNO   (Italy)

Author keywords

Circular cylinder; Confined wake; Floquet analysis; Structural sensitivity; Three dimensional stability; Von K rm n street

Indexed keywords

CIRCULAR CYLINDERS; LINEAR STABILITY ANALYSIS; THREE DIMENSIONAL COMPUTER GRAPHICS; VORTEX FLOW; WAKES;

FLOQUET ANALYSIS; SPACE TIME SYMMETRY; STRUCTURAL SENSITIVITY; SYMMETRY LINES; THREE-DIMENSIONAL TRANSITION; UNSTABLE MODES; WAKE VORTEX;

DIMENSIONAL STABILITY;

CYLINDER; VORTEX FLOW; VORTICITY; WAKE;

EID: 76249123320     PISSN: 00221120     EISSN: 14697645     Source Type: Journal    
DOI: 10.1017/S0022112009992345     Document Type: Article

References (16)

1. Barkley, D. 2005 Confined three-dimensional stability analysis of the cylinder wake. Phys. Rev. E 71, 017301.
2. Barkley, D. & Henderson, R. D. 1996 Three-dimensional Floquet stability analysis of the wake of a circular cylinder. J. Fluid Mech. 322, 215-241.
3. Buffoni, M., Camarri, S., Iollo, A. & Salvetti, M. V. 2006 Low-dimensional modelling of a confined three-dimensional wake flow. J. Fluid Mech. 569, 141-150.
4. Camarri, S. & Giannetti, F. 2007 On the inversion of the Kármán street in the wake of a confined square cylinder. J. Fluid Mech. 574, 169-178.
5. Chen, J.-H., Pritchard, W. G. & Tavener, S. J. 1995 Bifurcation for flow past a cylinder between planes. J. Fluid Mech. 284, 23-41.
6. Giannetti, F., Camarri, S. & Luchini, P. 2009 Structural sensitivity of the secondary instability in the wake of a circular cylinder. Manuscript submitted for publication.
7. Giannetti, F. & Luchini, P. 2007 Structural sensitivity of the first instability of the cylinder wake. J. Fluid Mech. 581, 167-197.
8. Luchini, P., Giannetti, F. & Pralits, J. 2008 Structural sensitivity of linear and nonlinear global modes. In Fifth AIAA Theoretical Fluid Mechanics Conference, paper no. AIAA-2008-4227. Seattle, WA, June 23-26.
9. Noack, B. R. & Eckelmann, H. 1994 A global stability analysis of the steady and periodic cylinder wake. J. Fluid Mech. 270, 297-330.
10. Rehimi, F., Aloui, F., Nasrallah, S. B., Doubliez, L. & Legrand, J. 2008 Experimental investigation of a confined flow downstream of a circular cylinder centred between two parallel walls. J. Fluids Struct. 24 (6), 885-1882
11. Sahin, M. & Owens, R. G. 2004 A numerical investigation of wall effects up to high blockage ratios on two-dimensional flow past a confined circular cylinder. Phys. Fluids 16 (5), 1305-1320.
12. Suzuki, H., Inoue, Y., Nishimura, T., Fukutani, K. & Suzuki, K. 1993 Unsteady flow in a channel obstructed by a square rod (crisscross motion of vortex). Int. J. Heat Fluid Flow 14 (1), 2-9.
13. Thompson, M. C., Leweke, T. & Williamson, C. H. K. 2001 The phyisical mechanism of transition in bluff body wakes. J. Fluids Struct. 15, 607-616.
14. Williamson, C. H. K. 1988 The existence of two stages in the transition to three-dimensionality of a cylinder wake. Phys. Fluids 31 (11), 3165-3168.
15. Williamson, C. H. K. 1996 Three-dimensional wake transition. J. Fluid Mech. 328, 345-407.
16. Zovatto, L. & Pedrizzetti, G. 2001 Flow about a circular cylinder between parallel walls. J. Fluid Mech. 440, 1-25.