Dynamics of shallow lateral shear layers: Experimental study in a river with a sandy bed

Water Resources Research

Volumn 46, Issue 11, 2010, Pages

  Sukhodolov, Alexander N ^a   Schnauder, Ingo ^a   Uijttewaal, Wim S J ^b  

^a LEIBNIZ INSTITUTE OF FRESHWATER ECOLOGY AND INLAND FISHERIES   (Germany)

^b DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

CONTROLLING FACTORS; CONVENTIONAL THEORY; CROSS SECTION; DISSIPATION RATES; ENERGY BUDGETS; EXPERIMENTAL STUDIES; FIXED-BED; FLUME EXPERIMENT; GOVERNING EQUATIONS; LATERAL SHEAR; LATERAL VELOCITIES; LAYER THEORY; MIXING LAYERS; MIXING PROCESS; NATURAL RIVER; NATURAL STREAMS; PARABOLIC EQUATIONS; SCALING RELATIONS; SHEAR LAYER; SPECTRAL DYNAMICS; SPLITTER PLATES; THREE-DIMENSIONAL MEASUREMENTS; TRANSVERSE PRESSURE; TURBULENT CHARACTERISTICS; TURBULENT KINETIC ENERGY; TWO-DIMENSIONAL STRUCTURES;

DYNAMICS; KINETIC ENERGY; PLATES (STRUCTURAL COMPONENTS); STREAM FLOW; THREE DIMENSIONAL; TURBULENCE;

RIVERS;

ENERGY BUDGET; ENERGY DISSIPATION; FLOW VELOCITY; FLUME EXPERIMENT; KINETIC ENERGY; RIVER BED; SHEAR FLOW; TURBULENT MIXING; VERTICAL MIXING;

EID: 78649387256     PISSN: 00431397     EISSN: None     Source Type: Journal    
DOI: 10.1029/2010WR009245     Document Type: Article

References (38)

1. Alavian, V., and V. H. Chu (1985), Turbulent exchange flow in shallow compound channel, paper presented at 21st Congress, Int. Assoc. of Hydro-Environ. Eng. and Res., Melbourne, Victoria, Australia.
2. Babarutsi, S., J. Ganoulis, and V. H. Chu (1989), Experimental investigation of shallow recirculating flows, J. Hydraul. Eng., 115, 906-924.
3. Best, J. L. (1987), Flow dynamics at river channel confluences: Implications for sediment transport and bed morphology, in Recent Developments in Fluvial Sedimentology, edited by F. G. Ethridge, R. M. Flores, and M. D. Harvey, pp. 27-35, Soc. of Econ. Paleontol. and Mineral., Tulsa, Okla.
4. Best, J. L., and B. L. Rhoads (2008), Sediment transport, bed morphology, and sedimentology of river channel confluences, in River Confluences, Tributaries and the Fluvial Network, edited by S. Rice, A. Roy, and B. L. Rhoads, pp. 45-72, John Wiley, Hoboken, N. J.
5. Biron, P. M., A. G. Roy, and J. L. Best (1996), Turbulent flow structure at concordant and discordant open-channel confluences, Exp. Fluids., 122, 676-682.
6. Biron, P. M., A. Richer, A. D. Kirkbride, A. G. Roy, and S. Han (2002), Spatial patterns of water surface topography at a river confluence, Earth Surf. Processes Landforms, 27, 913-928.
7. Brown, G. L., and A. Roshko (1974), On density effects and large structure in turbulent mixing layers, J. Fluid Mech., 64, 775-816.
8. Chu, V. H., and S. Babarutsi (1988), Confinement and bed-friction effects in shallow turbulent mixing layers, J. Hydraul. Eng., 114, 1257-1274.
9. De Serres, B., A. G. Roy, P. M. Biron, and J. L. Best (1999), Three-dimensional structure of flow at a confluence of river channels with discordant beds, Geomorphology, 26, 313-335.
10. Ho, C. M., and P. Huerre (1984), Perturbed shear layers, Annu. Rev. Fluid Mech., 16, 365-424.
11. Jenkins, G. M., and D. G. Watts (1968), Spectral Analysis and Its Applications, Holden-Day, Merrifield, Va.
12. Mackay, J. R. (1970), Lateral mixing of the Liard and Mackenzie rivers downstream from their confluence, Can. J. Earth Sci., 7, 111-124.
13. Monin, A. S., and A. M. Yaglom (1971), Statistical Fluid Mechanics. 1, Mechanics of Turbulence, MIT Press, Cambridge, Mass.
14. Nadaoka, K., and H. Yagi (1998), Shallow-water turbulence modeling and horizontal large-eddy computation of river flow, J. Hydraul. Eng., 124, 493-500.
15. Nezu, I., and H. Nakagawa (1993), Turbulence in Open-Channel Flows, A. A. Balkema, Rotterdam, Netherlands.
16. Nikora, V., D. Goring, I. McEwan, and G. Griffiths (2001), Spatially averaged open-channel flow over rough bed, J. Hydraul. Eng., 127, 123-133.
17. Paola, C. (1997), When streams collide, Nature, 387, 232-233.
18. Pope, S. B. (2000), Turbulent Flows, Cambridge Univ. Press, Cambridge, U. K.
19. Rhoads, B. L. (1996), Mean structure of transport-effective flows at an asymmetrical confluence when the main stream is dominant, in Coherent Flow Structures in Open Channels, edited by P. J. Ashworth et al., pp. 491-517, John Wiley, Chichester, U. K.
20. Rhoads, B. L., and A. N. Sukhodolov (2001), Field investigation of threedimensional flow structure at stream confluences: 1. Thermal mixing and time-averaged velocities, Water Resour. Res., 37, 2393-2410.
21. Rhoads, B., and A. Sukhodolov (2004), Spatial and temporal structure of shear-layer turbulence at a stream confluence, Water Resour. Res., 40, W06304, doi:10.1029/2003WR002811.
22. Rhoads, B. L., and A. Sukhodolov (2008), Lateral momentum flux and the spatial evolution of flow within a confluence mixing interface, Water Resour. Res., 44, W08440, doi:10.1029/2007WR006634.
23. Rhoads, B. L., J. D. Riley, and D. R. Mayer (2009), Response of bed morphology and bed material texture to hydrological conditions at an asymmetrical stream confluence, Geomorphology, 109, 161-173.
24. Rodi, W. (1993), Turbulence Models and Their Application in Hydraulics, A. A. Balkema, Rotterdam, Netherlands.
25. Sukhodolov, A. N., and B. L. Rhoads (2001), Field investigation of threedimensional flow structure at stream confluences: 2. Turbulence, Water Resour. Res., 37, 2411-2424.
26. Sukhodolov, A., and T. Sukhodolova (2010), Case study: Effect of submerged aquatic plants on turbulence structure in a lowland river, J. Hydraul. Eng., 136, 434-446.
27. Sukhodolov, A., and W. S. J. Uijttewaal (2010), Assessment of a river reach for environmental fluid dynamics studies, J. Hydraul. Eng., in press.
28. Sukhodolov, A., M. Thiele, and H. Bungartz (1998), Turbulence structure in a river reach with sand bed, Water Resour. Res., 34, 1317-1334.
29. Sukhodolov, A., C. Anlanger, I. Schnauder, W. S. J. Uijttewaal, and H.-P. Rouch (2008), Field experiments on flow hydrodynamics and exchange processes in groyne fields, paper presented at River Flow 2008, Int. Assoc. for Hydraul. Res., Cesme, Turkey, 3-5 Sept.
30. Sukhodolov, A., M. Tubino, N. Surian, W. Bertoldi, and C. Wolter (2009), Implications of channel processes for juvenile fish habitats in Alpine rivers of Central Europe, Aquat. Sci., 71, 338-349.
31. Talstra, H., W. S. J. Uijttewaal, and G. S. Stelling (2006), Emergence of large-scale coherent structures in a shallow separating flow, in River Flow 2006: Proceedings of the International Congress on Fluvial Hydraulics, edited by R. M. L. Ferreira et al., pp. 261-269, Taylor and Francis, London.
32. Tukker, J. (1997), Turbulence structures in shallow free-surface mixing layers, Ph. D. thesis, Delft Univ. of Technol., Rotterdam, Netherlands.
33. Uijttewaal, W. S. J., and R. Booij (2000), Effects of shallowness on the development of free-surface mixing layers, Phys. Fluids, 12, 392-402.
34. Uijttewaal, W. S. J., D. Lehmann, and A. van Mazijk (2001), Exchange processes between a river and its groyne fields: Model experiments, J. Hydraul. Eng., 127, 928-936.
35. van Prooijen, B. (2004), Shallow mixing layers, Ph. D. thesis, Delft Univ. of Technol., Delft, Netherlands.
36. van Prooijen, B. C., J. A. Battjes, and W. S. J. Uijttewaal (2005), Momentum exchange in straight uniform compound channel flow, J. Hydraul. Eng., 131, 175-183.
37. Vreugdenhil, C. B. (1994), Numerical Methods for Shallow-Water Flow, Kluwer Acad., Dordrecht, Netherlands.
38. Wygnanski, I., and H. E. Fiedler (1970), The two-dimensional mixing region, J. Fluid Mech., 41, 327-361.