Elliptic feature of coherent fine scale eddies in turbulent channel flows

Journal of Mechanical Science and Technology

Volumn 20, Issue 2, 2006, Pages 262-270

  Kang, Shin Jeong ^a   Tanahashi, Mamoru ^a   Miyauchi, Toshio ^a  

^a TOKYO INSTITUTE OF TECHNOLOGY   (Japan)

Author keywords

Coherent fine scale eddy; Direct numerical simulations; Scaling law; Strain rate field; Turbulent channel flow

Indexed keywords

EID: 33748309037     PISSN: 1738494X     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF02915828     Document Type: Review

References (20)

1. Ashurst, W. T., Kerstein, A. R., Kerr, R. M. and Gibson, C. H., 1987, "Alignment of Vorticity and Scalar Gradient with Strain Rate in Simulated Navier-Stokes Turbulence," Phys. Fluids, Vol. 30, pp. 2343-2353.
2. Blackburn, H.M., Mansour, N.N. and Cantwell, B. J., 1996, "Topology of Fine-scale Motions in Turbulent Channel Flow," J. Fluid Mech., Vol. 310, pp. 269-292.
3. Hunt, J. C. R, Wray, A. A. and Moin, P., 1988, "Eddies, Stream and Convergence Zones in Turbulent Flows," Center for Turbulence Research Report, CTR-S88, pp. 193.
4. Jimenez, J. and Wray, A. A., 1998, "On the Characteristics of Vortex Filaments in Isotropic Turbulence," J. Fluid Mech., Vol. 373, pp. 255-285.
5. Jimenez, J., Wray, A. A., Saffman, P. G. and Rogallo, R. S., 1993, "The structure of Intense Vorticity in Isotropic Turbulence," J. Fluid Mech., Vol.255, pp. 65-90.
6. Kang, S. -J., Tanahashi, M. and Miyauchi, T., 2004, "Coherent Fine Scale Eddies and Large-scale Structures in wall Turbulence," Advances in Turbulence X, pp. 603-606.
7. Kim, J., Moin, P. and Moser, R. D., 1987, "Turbulence Statistics in Fully Developed Channel Flow at Low Reynolds Number," J. Fluid Mech., Vol. 1777, pp. 133-166.
8. Mansour, N. N., Kim, J. and Moin, P., 1988, "Reynolds-stress and Dissipation-rate Budgets in a Turbulent Channel Flow," J. Fluid Mech., Vol. 194, pp. 15-44.
9. Miyauchi, T., Tanahashi, M., Takata, N. and Iwase, S., 2002, "Scalar Dissipation Rate and Coherent Fine Scale Eddies in Turbulence," Proc. Int Symp. Dynamics and Statistics of Coherent Structures in Turbulence: Roles of Elementary Vortices, Tokyo Japan, pp. 249-258.
10. Miyauchi, T., Kang, S. -J. and Tanahashi, M., 2005, "Coherent Fine Scale Eddies in the Logarithmic Region of Turbulent Channel Flows," Proc. IUTAM Symp. Elementary Vortices and Coherent Structures, Fluid Mechanics and Applications, Kluwer Academic Publishers, in print.
11. Orszag, S. A., 1971, "Numerical Simulation of Incompressible Flows with Simple Boundaries," Stud. Appl. Math., Vol. 50, pp. 293-327.
12. Prochazka, A. and Pullin, D. I., 1998, "Structure and Stability of Non-symmetric Burgers Vortices," J. Fluid Mech., Vol. 363, pp. 199-228.
13. Soria, J., Sondergaard, Cantwell, B. J., Chong, M. S. and Perry, A. E., 1994, "A Study of the Fine-scale Motions of Incompressible Time-developing Mixing Layers," Phys. Fluids, Vol. 6, pp. 871-884.
14. Tanahashi, M., Miyauchi, T. and Yoshida, T., 1996, "Characteristics of Small Scale Vortices Related to Turbulent Energy Dissipation," Proc. 9th International Symposium on Transport Phenomena, Vol.2, pp. 1256-1261.
15. Tanahashi, M., Miyauchi, T. and Matsuoka, K., 1997, "Coherent Fine Scale Structure in Temporally Developing Turbulent Mixing Layers," Proc. 2nd Int. Symp. on Turbulence, Heat and Mass Transfer, Vol. 2, pp. 451-470.
16. Tanahashi, M., Miyauchi, T. and Ikeda, J., 1999, "Identification of Coherent Fine Scale Structure in Turbulence," Proc. IUTAM Symp., Fluid Mechanics and Applications, Vol52, Kluwer Academic Publishers, pp. 131-140.
17. Tanahashi, M., Iwase, S. and Miyauchi, T., 2001, "Appearance and Alignment with Strain Rate of Coherent Fine Scale Eddies in Turbulent Mixing Layer," J. of Turbulence, 2, No. 6.
18. Tanahashi, M., Tsukamoto, Y., Iwase, S. and Miyauchi, T., 2002a, "Coherent Fine Scale Eddies and Energy Cascade in Homogeneous Isotropic Turbulence," 2002a, Proc. Int Symp. Dynamics and Statistics of Coherent Structures in Turbulence: Roles of Elementary Vortices, Tokyo Japan, pp. 259-268.
19. Tanahashi, M., Ootsu, M., Fukushima, M. and Miyauchi, T., 2002b, "Measurement of Coherent Fine Scale Eddies in Turbulent Mixing Layer by DPIV," Engineering Turbulence Modeling and Measurements, Vol. 5, pp. 525-534.
20. τ = 800," Int. J. Heat and Fluid Flow, Vol. 25, pp. 331-340.