Double-averaging turbulence characteristics in flows over a gravel bed

Journal of Hydraulic Research

Volumn 48, Issue 6, 2010, Pages 801-809

  Sarkar, Sankar ^a   Dey, Subhasish ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY   (India)

Author keywords

Flow characteristics; hydraulics; open channel flow; steady flow; streambed; turbulent flow

Indexed keywords

BED-LEVEL; CYCLIC PROCESS; ELLIPTICAL SHAPES; ENERGY BUDGETS; ENERGY DIFFUSION; FLOW CHARACTERISTIC; FLOW DEPTH; GRAVEL BED; INDUCED VELOCITY; OPEN CHANNELS; QUADRANT ANALYSIS; REYNOLDS SHEAR STRESS; ROUGHNESS SUBLAYERS; STREAMBEDS; TURBULENCE CHARACTERISTICS; TURBULENT KINETIC ENERGY; UNIFORM FLOW;

GRAVEL; HYDRAULICS; KINETIC ENERGY; SHEAR STRESS; STEADY FLOW; STRESS CONCENTRATION; TURBULENCE; TURBULENT FLOW;

OPEN CHANNEL FLOW;

FLOW VELOCITY; GRAVEL BED STREAM; HYDRAULICS; OPEN CHANNEL FLOW; REYNOLDS NUMBER; ROUGHNESS; SHEAR STRESS; STEADY FLOW; STREAM BED; TURBULENCE;

EID: 78650501894     PISSN: 00221686     EISSN: None     Source Type: Journal    
DOI: 10.1080/00221686.2010.526764     Document Type: Article

References (32)

1. Aberle, J. (2007). Measurements of armour layer roughness geometry function and porosity. Acta Geophysica 55(1), 23-32.
2. Aberle, J., Koll, K., Dittrich, A. (2008). Form induced stresses over rough gravel-beds. Acta Geophysica 56(3), 584-600.
3. Blanckaert, K., Lemmin, U. (2006). Means of noise reduction in acoustic turbulence measurements. J. Hydraulic Res. 44(1), 3-17.
4. Bose, S.K., Dey, S. (2007). Theory of free surface flow over rough seeping beds. Proc. Royal Society A 463(2), 369-383.
5. Dey, S., Raikar, R.V. (2007). Characteristics of loose rough boundary streams at near-threshold. J. Hydraulic Engng. 133(3), 288-304.
6. Dittrich, A., Koll, K. (1997). Velocity field and resistance of flow over rough surface with large and small relative submergence. Intl. J. Sediment Res. 12(3), 21-33.
7. Ferreira, R.M.L, Ferreira, L.M, Ricardo, A.M., Franca, M.J. (2010). Impacts of sand transport on flow variables and dissolved oxygen in gravel-bed streams suitable for salmonid spawning. River Res. Appl. 26(4), 414-438.
8. Finnigan, J.J. (1985). Turbulent transport in flexible plant canopies. The Forest-Atmosphere Interactions 443-480. B.A. Hutchinson & B.B. Hicks eds., Reidel, Dordrecht, NL.
9. Franca, M.J., Czernuszenko, W. (2006). Equivalent velocity profile for turbulent flows over gravel riverbeds. Proc. River Flow 2006, Lisbon, Portugal 1, 189-198.
10. Franca, M.J., Lemmin, U. (2006). Turbulence measurements in shallow flows in gravel-bed rivers. Proc. 7th Intl. Conf. Hydro-Science and Engineering, Philadelphia, USA, http:// idea.library.drexel.edu/handle/1860/732.
11. Graf, W.H., Altinakar, M.S. (1998). Fluvial hydraulics. Wiley, New York.
12. Kirkbride, A.D. (1993). Observations of the influence of bed roughness on turbulence structure in depth limited flows over gravel beds. Turbulence, perspectives on flow and sediment transport, 185-196, N.J. Clifford, J.R. French, J. Hardistry, eds.. Wiley, Chichester, UK.
13. Kironoto, B.A., Graf,W.H. (1994). Turbulence characteristics in rough uniform open-channel flow. Proc. Inst. Civ. Engrs. Water, Maritime and Energy 106(12), 333-344.
14. Krogstad, P.A., Antonia, R.A. (1999). Surface roughness effects in turbulent boundary layers. Exp. Fluids 27(5), 450-460.
15. Lopez, F., Garcia, M.H. (2001). Mean flow and turbulence structure of open-channel flow through non-emergent vegetation. J. Hydraulic Engng. 127(5), 392-402.
16. Lu, S.S., Willmarth, W.W. (1973). Measurements of the structures of the Reynolds stress in a turbulent boundary layer. J. Fluid Mech. 60, 481-511.
17. Manes, C., Pokrajac, D., McEwan, I. (2007). Double-averaged open-channel flows with small relative submergence. J. Hydraulic Engng. 133(8), 896-904.
18. Mignot, E., Barthelemy, E., Hurther, D. (2009a). Doubleaveraging analysis and local flow characterization of near-bed turbulence in gravel-bed channel flows. J. Fluid Mech. 618, 279-303.
19. Mignot, E., Hurther, D., Barthelemy, E. (2009b). On the structure of shear stress and turbulent kinetic energy flux across the roughness layer of a gravel-bed channel flows. J. Fluid Mech. 618, 423-452.
20. Nezu, I., Nakagawa, H. (1993). Turbulence in open-channel flows. Balkema, Rotterdam NL.
21. Nikora, V., Goring, D. (2000). Flow turbulence over fixed and weakly mobile gravel beds. J. Hydraulic Engng. 126(9), 679-690.
22. Nikora, V., Goring, D., McEwan, I., Griffiths, G. (2001). Spatially averaged open-channel flow over rough bed. J. Hydraulic Engng. 127(2), 123-133.
23. Nikora, V., Koll, K., McEwan, I., McLean, S., Dittrich, A. (2004). Velocity distribution in the roughness layer of rough-bed flows. J. Hydraulic Engng. 130(10), 1036-1042.
24. Nikora, V., McEwan, I., McLean, S., Coleman, S., Pokrajac, D., Walters, R. (2007a). Double-averaging concept for rough-bed open-channel and overland flows: Theoretical background. J. Hydraulic Engng. 133(8), 873-883. (Pubitemid 47098077)
25. Nikora, V., McLean, S., Coleman, S., Pokrajac, D., McEwan, I., Campbell, L., Aberle, J., Clunie, D., Koll, K. (2007b). Double-averaging concept for rough-bed open-channel and overland flows: Applications. J. Hydraulic Engng. 133(8), 884-895. (Pubitemid 47098078)
26. Pokrajac, D., Campbell, L.J., Nikora, V.L., McEwan, I.K., Manes, C. (2007). Quadrant analysis of persistent spatial velocity perturbations over square-bar roughness. Exp. Fluids 42(3), 413-423.
27. Raupach, M.R. (1981). Conditional statistics of Reynolds stress in rough-wall and smooth-wall turbulent boundary layers. J. Fluid Mech. 108, 363-382.
28. Raupach, M.R., Shaw, R.H. (1982). Averaging procedures for flow within vegetation canopies. Boundary-Layer Meteorol. 22(1), 79-90.
29. Rodriguez, J.F., Garcia, M.H. (2008). Laboratory measurements of 3-D flow patterns and turbulence in straight open channel with rough bed. J. Hydraulic Res. 46(4), 454-465.
30. Smart, G.M., Habersack, H.M. (2007). Pressure fluctuations and gravel entrainment in rivers. J. Hydraulic Res. 45(5), 661-673.
31. Smith, J.D., McLean, S.R. (1977). Spatially averaged flow over a wavy surface. J. Geophy. Res. 83(12), 1735-1746.
32. Wilson, N.R., Shaw, R.H. (1977). A higher order closure model for canopy flow. J. Appl. Meteorol. 16(11), 1197-1205.