The Development of an Automated System for the Measurement of Near Bed Turbulence and Grain Motion

Hydraulic Measurements and Experimental Methods

Volumn , Issue , 2002, Pages 702-710

  Chegini, A ^a   Tait, S J ^a   Heald, J ^b   McEwan, I ^b  

^a UNIVERSITY OF SHEFFIELD   (United Kingdom)

^b UNIVERSITY OF ABERDEEN   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

AUTOMATION; DATA REDUCTION; GRAIN SIZE AND SHAPE; MATHEMATICAL MODELS; PARAMETER ESTIMATION; RIVERS; SEDIMENTS; SURFACE ROUGHNESS; TRANSPORT PROPERTIES;

FLUVIAL SEDIMENTS; SPATIAL DISTRIBUTION; TEMPORAL DISTRIBUTION;

TURBULENT FLOW;

EID: 1642446220     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (15)

1. Cheng N. Chiew Y (1998) Pickup probability for sediment entrainment. Jour. Of Hyd. Eng ASCE 124(3) 232-235.
2. th Edition, August 2000.
3. Drake T.G. Shreve R.L. Dietrich W.E. Whiting P.L. Leopold L.B. (1988) Bedload transport of fine gravel observed by motion-picture photography. Journal of Fluid Mechanics 192 193-217.
4. Einstein H.A. (1950) The bedload function for sediment transportation in open channel flows. US Dept. of Agriculture SCS Bulletin 126.
5. Grass A.J. (1970) Initial instability of fine sand. Jour of Hyd. Div. ASCE 96(3), 619-632.
6. Kerhavarzy A. Ball J. (2000) An application of image processing in the study of sediment motion. Jour. of Hyd. Res. 37(4) 559-576.
7. Kirchner J.W Dietrich W.E. Iseay F. Ikeda H. (1990) The variability of critical shear stress, friction angle and grain protrusion in water worked surfaces. Sedimentology 37(4) 647-672.
8. Kiesow R.O. Plesniak M.W. Modification of near wall structure in a shear driven 3D turbulent boundary layer. Trans of the ASME 124 118-126.
9. Lavelle J.W. Mofjeld H.O. (1987) Do critical stresses for incipient motion and erosion really exist? Jour Hyd. Eng. ASCE 113(3) 370-385.
10. Nelson J. Shreve R.L. McLean S.R. Drake T.G. (1995) Role of near-bed turbulence structure in bedload transport and bed form mechanics. Water Res. Res. 31(8) 2071-2086.
11. McEwan I.K. Heald J. (2001) Discrete Particle Modelling of Entrainment from Flat Uniformly Sized Sediment Beds. Jour. of Hyd. Eng. 127(7) 588-597
12. Papanicolaou A.N. Diplas P. Evaggelopoulos N. Fotopoulos S. (2002) Stochastic Incipient Motion Criterion for Spheres under Various Bed Packing Conditions. Jour of Hyd. Eng 128(4) 369-380.
13. Shields A.(1936) 'Application of similarity principles and turbulence research to bedload movement' Mittelungen Preuß Versuchsansatlt für Wasserbau und Schiffbau, Berlin, 26 1-26 (translation by Ott, W.P & van Uchelen J.C. Californian Inst. of Tech. Pasadena).
14. Tait S.J. Willetts B.B. Gallagher M.W. (1996) The application of particle image velocimetry to the study of coherent flow structures over a stabalizing sediment bed. Coherent Flow Structures in Open Channels, eds P.J. Ashworth, Bennett S.J., Best J.L., McLelland S.J. John Willey & Sons Ltd.
15. Westerweel J. (1994) Efficient detection of spurious vectors in particle image velocimetry data. Experimental Fluids 16, 236-247.