An experimental study of turbulent flow over a low-angle dune

Journal of Geophysical Research: Oceans

Volumn 107, Issue 9, 2002, Pages

  Best, Jim ^a   Kostaschuk, Ray ^b  

^a UNIVERSITY OF LEEDS   (United Kingdom)

^b UNIVERSITY OF GUELPH   (Canada)

Author keywords

Dune; Intermittent flow separation; Low angle leeside

Indexed keywords

BEDFORM; DUNE; EXPERIMENTAL STUDY; FLUME EXPERIMENT; TURBULENT FLOW;

BRITISH COLUMBIA; CANADA; FRASER ESTUARY;

EID: 0037107226     PISSN: None     EISSN: 21699291     Source Type: Journal    
DOI: 10.1029/2000jc000294     Document Type: Article

References (71)

1. Azad, R. S., Turbulent flow in a conical diffuser: A review, Exp. Fluid Sci., 13, 318-337, 1996.
2. Azad, R. S., and S. Z. Kassab, Turbulent flow in a conical diffuser: Over-view and implications, Phy. Fluids A, 1, 564-573, 1989.
3. Babakaiff, C. S., and E. J. Hickin, Coherent flow structures in Squamish River Estuary, British Columbia, Canada, in Coherent Flow Structures in Open Channels, edited by P. J. Ashworth et al., pp. 321 342, John Wiley, New York, 1996.
4. Barua, D. K., and K. H. Rahmann, Some aspects of turbulent flow structure in large alluvial rivers, J. Hydraul. Res., 36, 235 252, 1998.
5. Bennett, S. J., and J. L. Best, Mean flow and turbulence structure over fixed, two-dimensional dunes: Implications for sediment transport and bedform stability, Sedimentology, 42, 491 513, 1995.
6. Bennett, S. J., and J. L. Best, Mean flow and turbulence structure over fixed ripples and the ripple-dune transition, in Coherent Flow Structures in Open Channels, edited by P. J. Ashworth et al., pp. 281 304, John Wiley, New York, 1996.
7. Best, J. L., Flow dynamics at river channel confluences: Implications for sediment transport and bed morphology, in Recent Developments in Fluvial Sedimentology, edited by F. G. Etheridge, R. M. Flores, and M.D. Harvey, SEPM Spec. Publ., 39, 27 35, 1987.
8. Best, J. L., The fluid dynamics of small-scale alluvial bedforms, in Advances in Fluvial Dynamics and Stratigraphy, edited by P. A. Carling and M. R. Dawson, pp. 67-125, John Wiley, New York, 1996.
9. Best, J. L., and A. G. Roy, Mixing layer distortion at the confluence of channels of different depth, Nature, 350, 411-413, 1991.
10. Bogard, D. G., and W. G. Tiederman, Burst detection with single-point velocity measurements, J. Fluid Mech., 162, 389..413, 1986.
11. Bridge, J. S., and J. L. Best, Flow, sediment transport and bedform dynamics over the transition from dunes to upper stage plane beds, Sedimentology, 35, 753-764, 1988.
12. Browand, F. K., and P. D. Weidman, Large scales in the developing mixing layer, J. Fluid Mech., 76, 127-144, 1976.
13. Buckles, J., T. J. Hanratty, and R. J. Adrian, Turbulent flow over large-amplitude wavy surfaces, J. Fluid Mech., 140, 27-44, 1984.
14. Carling, P. A., E. Gölz, H. G. Orr, and A. Radecki-Pawlik, The morphodynamics of fluvial sand dunes in the River Rhine near Mainz, Germany, part I, Sedimentology and morphology, Sedimentology, 47, 227-252, 2000a.
15. Carling, P. A., J. J. Williams, C. Gölz, and A. D. Kelsey. The morphodynamics of fluvial sand dunes in the River Rhine near Mainz, Germany, part II, Hydrodynamics and sediment transport, Sedimentology, 47, 253-278, 2000b.
16. Dengel, P., and H. H. Fernholtz, An experimental investigation of an incompressible turbulent boundary layer in the vicinity of separation, J. Fluid Mech., 212, 615-636, 1990.
17. Ditchfield, R., and J. Best, Development of bed features: Discussion, J. Hydraul. Eng., 118, 647-650, 1992.
18. Driver, D. M., H. L. Seegmiller, and J. Marvin, Time-dependent behaviour of a reattaching shear layer, AIAA J., 25, 914-919, 1987.
19. Eaton, J. K., and J. P. Johnston, Turbulent flow reattachment: an experimental study of the flow and structure behind a backward-facing step, Rep. MD-39, 164 pp., Thermosci. Div, Dep. of Mech. Eng., Stanford Univ., Stanford, Calif., 1980.
20. Eaton, J. K., and J. P. Johnston, A review of research on subsonic turbulent flow reattachment, AIAA J., 19, 1093-1100, 1981.
21. Gyr, A., and A. Müller, The role of coherent structures in developing bedforms during sediment transport, in Coherent Flow Structures in Open Channels, edited by P. J. Ashworth et al., pp. 227-236. John Wiley, New York, 1996.
22. Hinze, J. O., Turbulence, 790 pp., McGraw-Hill, New York, 1975.
23. Hussain, A. K. M. F., and K. B. M. Q. Zaman, An experimental study of organised motions in the turbulent plane mixing layer, J. Fluid Mech., 159, 85-104, 1985.
24. Itakura, T., and T. Kishi, Open channel flow with suspended sediment on sand waves, in Proceedings of the Third International Symposium on Stochastic Hydraulics, edited by H. Kikkawa and Y. Iwasa, pp. 599-609, Int. Assoc. for Hydraul. Res., Delft, Neth., 1980.
25. Jackson, R. G., Sedimentological and fluid-dynamic implications of the turbulent bursting phenomenon in geophysical flows, J. Fluid Mech., 77, 531-560, 1976.
26. Johnston, J. P., Review: Diffuser design and performance analysis by a unified integral method, J. Fluids Eng., 120, 6-18, 1998.
27. Kadota, A., and I. Nezu, Three-dimensional structure of space-time correlation on coherent vortices generated behind dune crest, J. Hydraul. Res., 37, 59-80, 1999.
28. Kline, S. J., D. E. Abbott, and R. W. Fox, Optimum design of straight-walled diffusers, J. Basic Eng., 81, 321-331, 1959.
29. Kostaschuk, R. A., A field study of turbulence and sediment dynamics over subaqueous dunes with flow separation, Sedimentology, 47, 519-531, 2000.
30. Kostaschuk, R. A., and M. A. Church, Macroturbulence generated by dunes: Fraser River, Canada, Sediment. Geol., 85, 25-37, 1993.
31. Kostaschuk, R. A., and S. A. Ilersich, Dune geometry and sediment transport: Fraser River, British Columbia, in River Geomorphology, edited by E. J. Hickin, pp. 19-36, John Wiley, New York, 1995.
32. Kostaschuk, R. A., and G. M. MacDonald, Multitrack surveying of large bedforms, Geo Mar. Lett., 8, 57-62, 1988.
33. Kostaschuk, R. A., and P. V. Villard, Flow and sediment transport over large subaqueous dunes: Fraser River, Canada, Sedimentology, 43, 849-863, 1996.
34. Kostaschuk, R. A., and P. V. Villard, Turbulent sand suspension over dunes, in Proceedings of the 6th International Conference on Fluvial Sedimentology, edited by N. D. Smith and J. Rogers, pp. 3-14, Blackwell Sci., Malden, Mass., 1999.
35. Kostaschuk, R. A., M. A. Church, and J. L. Luternauer, Bedforms, bed-material and bed load transport in a salt-wedge estuary: Fraser River, British Columbia, Can. J. Earth Sci., 26, 1440-1452, 1989.
36. Levi, E., A universal Strouhal law, J. Eng. Mech., 109, 718-727, 1983.
37. Levi, E., Vortices in hydraulics, J. Hydraul. Eng., 117, 399-413, 1991.
38. Lu, S. S., and W. W. Willmarth, Measurements of the structure of the Reynolds stress in a turbulent boundary layer, J. Fluid Mech., 60, 481-511, 1973.
39. Luchik, T. S., and W. G. Tiederman, Timescale and structure of ejections and bursts in turbulent channel flows, J. Fluid Mech., 174, 529-552, 1987.
40. Lyn, D. A., Turbulence measurements in open-channels flows over artificial bedforms, J. Hydraul. Eng., 119, 306-326, 1993.
41. McLean, S. R., and J. D. Smith, Turbulence measurements in the boundary layer over a sand wave field, J. Geophys. Res., 84, 7791-7808, 1979.
42. McLean, S. R., J. M. Nelson, and S. R. Wolfe, Turbulence structure over two-dimensional bedforms: Implications for sediment transport, J. Geophys. Res., 99, 12,729-12,747, 1994.
43. McLean, S. R., J. M. Nelson, and R. L. Shreve, Flow-sediment interactions in separating flows over bedforms, in Coherent Flow Structures in Open Channels, edited by P. J. Ashworth et al., pp. 203-226, John Wiley, New York, 1996.
44. Mendoza, C., and H. W. Shen, Investigation of turbulent flow over dunes, J. Hydraul. Eng., 116, 459-477, 1990.
45. Müller, A., and A. Gyr, On the vortex formation in the mixing layer behind dunes, J. Hydraul. Res., 24, 359-375, 1986.
46. Müller, A., and A. Gyr, Geometrical analysis of the feedback between flow, bedforms and sediment transport, in Coherent Flow Structures in Open Channels, edited by P. J. Ashworth et al., pp. 237-248, John Wiley, New York, 1996.
47. Mullin, T., C. A. Greated, and I. Grant, Pulsating flow over a step, Phys. Fluids, 23, 669-674, 1980.
48. Nelson, J. M., S. R. McLean, and S. R. Wolfe, Mean flow and turbulence fields over two-dimensional bedforms, Water Resour. Res., 29, 3935-3953, 1993.
49. Nelson, J. M., R. L. Shreve, S. R. McLean, and T. G. Drake, Role of nearbed turbulence structure in bed load transport and bed form mechanics, Water Resour. Res., 31, 2071-2086, 1995.
50. Nezu, I., and H. Nakagawa, Turbulence in Open-Channel Flows, A. A. Balkema, Brookfield, Vt., 1993.
51. Peakall, J., P. J. Ashworth, and J. L. Best, Physical modelling in fluvial geomorphology: principles, applications and unresolved issues, in The Scientific Nature of Geomorphology, edited by B. L. Rhoads and C. E. Thorn, pp. 221-253, John Wiley, New York, 1996.
52. Press, W. H., and G. B. Rybicki, Fast algorithm for spectral analysis of unevenly spaced data, Astrophys. J., 338, 277-280, 1989.
53. Rao, K. N., R. Narasimha, and M. A. Badri Narayanan, The "bursting" phenomenon in a turbulent boundary layer, J. Fluid Mech., 48, 339-352, 1971.
54. Raudkivi, A. J., Bed forms in alluvial channels, J. Fluid Mech., 26, 507-514, 1966.
55. Roden, J. E., The sedimentology and dynamics of mega-dunes. Jamuna River, Bangladesh, Ph.D. thesis, 310 pp., Dep. of Earth Sci. and School of Geogr., Univ. of Leeds, Leeds, U. K., 1998.
56. Ruck, B., and B. Makiola, Flow over a single-sided backward facing step with step angle variations, in Proceedings of the 3rd International Conference on Laser Anemometry, edited by J. T. Turner, pp. 369-378. Springer-Verlag, New York, 1990.
57. Saunderson, H. C., and F. P. Lockett, Flume experiments on bedforms and structures at the dune-plane bed transition, edited by J. D. Collinson and J. Lewin, Int. Assoc. Sedimentol. Spec. Publ., 649-58, 1983.
58. Scargle, J. D., Studies in astronomical time series analysis, II, Statistical aspects of spectral analysis of unevenly spaced data, Astrophys. J., 263, 835-853, 1982.
59. Simpson, R. L., Turbulent boundary-layer separation, Annu. Rev. Fluid Mech, 21, 205-234, 1989.
60. Simpson, R. L., Y.-T. Chew, and B. G. Shivaprasad, The structure of a separating turbulent boundary layer, part 1, Mean flow and Reynolds stresses, J. Fluid Mech., 113, 23-51, 1981.
61. Singh, R. K., and R. S. Azad, Measurement of instantaneous flow reversals and velocity field in a conical diffuser, Exp. Fluid Sci., 10, 397-413, 1995a.
62. Singh, R. K., and R. S. Azad, Behavior of mean and fluctuating skin friction in a conical diffuser with instantaneous flow reversals, Exp. Fluid Sci., 11, 190-203, 1995b.
63. Singh, R. K., and R. S. Azad, The structure of instantaneous reversal in highly turbulent flows, Exp. Fluids, 18, 409-420, 1995c.
64. Singh, R. K., and R. S. Azad, The experimental details and data for the characteristics of turbulent flow in a conical diffuser, Report METR-29, 91 pp., Dep. of Mech. and Ind. Eng., Univ. of Manitoba, Winnipeg, Can., 1995d.
65. Smith, J. D., and S. R. McLean, Spatially-averaged flow over a wavy surface, J. Geophy. Res., 82, 1735-1746, 1977.
66. Soulsby, R. L., R. Atkins, C. B. Walters, and N. Oliver, Field measurements of suspended sediment over sandwaves, in Euromech 262-Sand Transport in Rivers, Estuaries and the Sea, edited by R. L. Soulsby and R. E. Bettess, pp. 155-162, A. A. Balkema, Brookfield, Vt., 1991.
67. van Mierlo, M. C. L. M., and J. C. C. de Ruiter, Turbulence measurements above artificial dunes, Rep. TOW A55 Q789, 42 pp., Delft Hydraul., Delft, Neth., 1988.
68. Vendetti, J. G., and S. J. Bennett, Spectral analysis of turbulent flow and suspended sediment transport over dunes, J. Geophys. Res., 105, 22,035-22,047, 2000.
69. Villard, P. V., and R. A. Kostaschuk, The relation between shear velocity and suspended sediment concentration over dunes: Fraser Estuary, Canada, Mar. Geol., 148, 71-81, 1998.
70. Wan, Z., Bed material movement in hyperconcentrated flow, Ser. Pap. 31, 79 pp., Tech. Univ. of Den., Inst. of Hydrodyn. and Hydraul. Eng., Lyngby, Den., 1982.
71. Willmarth, W. W., and S. S. Lu, Structure of the Reynolds stress and the occurrence of bursts in the turbulent boundary layer, in Turbulent Diffusion in Environmental Pollution, edited by F. N. Frenkiel and R. E. Munn, pp. 287-314, Academic, San Diego, Calif., 1974.