Floc properties and settling velocity of San Jacinto estuary mud under variable shear and salinity conditions

Continental Shelf Research

Volumn 30, Issue 20, 2010, Pages 2067-2081

  Kumar, Remya G ^a   Strom, Kyle B ^a   Keyvani, Ali ^a  

^a UNIVERSITY OF HOUSTON   (United States)

Author keywords

Estuarine flocs; Settling velocity; Variable fractal dimension

Indexed keywords

FLOCCULATION; IMAGE ANALYSIS; SALINITY; SETTLING VELOCITY; SILTY CLAY; SUSPENDED SEDIMENT;

HOUSTON; SAN JACINTO RIVER; TEXAS; UNITED STATES;

EID: 78649651279     PISSN: 02784343     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.csr.2010.10.006     Document Type: Article

References (48)

1. Azetsu-Scott K., Johnson B. Measuring physical characteristics of particles: a new method of simultaneous measurement for size, settling velocity and density of constituent matter. Deep Sea Research Part A. Oceanographic Research Papers 1992, 39(6):1057-1066.
2. Bougas A., Stamatoudis M. Wall factor for acceleration and terminal velocity of falling spheres at high Reynolds numbers. Chemical Engineering Technology 1993, 16:314-317.
3. Bouyer D., Escudiè R., Linè A. Experimental analysis of hydrodynamics in a jar-test. Process Safety and Environmental Protection 2005, 83(1):22-30.
4. Chakraborti R.K., Atkinson J.F., Van Benschoten J.E. Characterization of alum floc by image analysis. Environmental Science & Technology 2000, 34(18):3969-3976.
5. Chakraborti R.K., Gardner K.H., Kaur J., Atkinson J.F. In situ analysis of flocs. Journal of Water Supply: Research and Technology 2007, 56(1):1-11.
6. Cornwell D.A., Bishop M.M. Determining velocity gradients in laboratory and full-scale systems. Journal American Water Works Association 1983, 75:470-475.
7. Coufort C., Bouyer D., LinÈ A. Flocculation related to local hydrodynamics in a Taylor-Couette reactor and in a jar. Chemical Engineering Science 2005, 60(8-9):2179-2192.
8. Dietrich W.E. Settling velocity of natural particles. Water Resources Research 1982, 18(6):1615-1626.
9. Dyer K.R. Sediment processes in estuaries: future research requirements. Journal of Geophysical Research 1989, 94(C10):14327-14339.
10. Einstein H.A., Krone R.B. Experiments to determine modes of cohesive sediment transport in salt water. Journal of Geophysical Research 1962, 67(4):1451-1461.
11. Ferguson R., Church M. A simple universal equation for grain settling velocity. Journal of Sedimentary Research 2004, 74(6):933-937.
12. García, M.H. (Ed.), 2008. Sedimentation Engineering: Processes, Measurements, Modeling, and Practice. ASCE Manuals and Reports on Engineering Practice No. 110. ASCE.
13. Gibbs R.J., Konwar L.N. Effect of pipetting on mineral flocs. Environmental Science and Technology 1982, 16(2):119-121.
14. Jiang Q., Logan B.E. Fractal dimensions of aggregates determined from steady-state size distributions. Environmental Science & Technology 1991, 25(12):2031-2038.
15. Khelifa A., Hill P.S. Models for effective density and settling velocity of flocs. Journal of Hydraulic Research 2006, 4(3):390-401.
16. Kranenburg C. The fractal structure of cohesive sediment aggregates. Estuarine, Coastal and Shelf Science 1994, 39(5):451-460.
17. Kumar, R.G., 2009. Settling velocity and floc properties of Houston Ship Channel Sediment. Master's Thesis, University of Houston, Houston, TX.
18. Li X., Zhang J., Lee J.H.W. Modelling particle size distribution dynamics in marine waters. Water Research 2004, 38(5):1305-1317.
19. Logan B.E. Environmental Transport Processes 1999, John Wiley & Sons.
20. Maggi F. Variable fractal dimension: a major control for floc structure and flocculation kinematics of suspended cohesive sediment. Journal of Geophysical Research 2007, 112(C07012).
21. Maggi F., Mietta F., Winterwerp J. Effect of variable fractal dimension on the floc size distribution of suspended cohesive sediment. Journal of Hydrology 2007, 343:43-55.
22. Manning A.J., Dyer K.R. A laboratory examination of floc characteristics with regard to turbulent shearing. Marine Geology 1999, 160(1-2):147-170.
23. Mehta, A.J., McAnally, W.H., 2008. Sedimentation Engineering: Processes, Measurements, Modeling, and Practice. ASCE Manuals and Reports on Engineering Practice No. 110. American Society of Civil Engineering, pp. 253-306 (Chapter 4).
24. Mietta F., Chassagne C., Manning A., Winterwerp J. Influence of shear rate, organic matter content, ph and salinity on mud flocculation. Ocean Dynamics 2009, 59(5):751-763.
25. Mietta F., Chassagne C., Winterwerp J. Shear-induced flocculation of a suspension of kaolinite as function of ph and salt concentration. Journal of Colloid and Interface Science 2009, 336(1):134-141.
26. Okamoto Y., Nishikawa M., Hashimoto K. Energy dissipation rate distribution in mixing vessels and its effects on liquid-liquid dispersion and solid-liquid mass transfer. International Chemical Engineering 1981, 21(1):88-94.
27. Parker D., Kaufman W.J., Jenkins D. Floc breakup in turbulent flocculation processes. Journal of the Sanitary Engineering Division, ASCE 1972, 98(SA1):79-97.
28. Partheniades E. Erosion and deposition of cohesive soils. Journal of the Hydraulics Division, Proceedings of the ASCE 1965, 91(HY1):105-139.
29. Partheniades E. Cohesive Sediments in Open Channels 2009, Butterworth-Heinemann/Elsevier.
30. Rasband, W., 1997-2010. ImageJ, 〈〉. U.S. National Institutes of Health, Bethesda, Maryland, USA. http://rsb.info.nih.gov/ij/.
31. Raudkivi A.J. Loose Boundary Hydraulics 1998, A.A. Balkema, Rotterdam, Netherlands.
32. Renzo F.D., Enrico P. Wall effects on the sedimentation velocity of suspensions in viscous flow. AICHE Journal 1996, 42:927-931.
33. Ridler, T., Calvard, S., 1978. Picture thresholding using an iterative selection method. IEEE Transactions on System, Man and Cybernetics, SMC-8, 630-632.
34. Serra T., Colomer J., Logan B.E. Efficiency of different shear devices on flocculation. Water Research 2008, 42:1113-1121.
35. Son M., Hsu T.-J. Flocculation model of cohesive sediment using variable fractal dimension. Environmental Fluid Mechanics 2008, 8(1):55-71.
36. Son M., Hsu T.-J. The effect of variable yield strength and variable fractal dimension on flocculation of cohesive sediment. Water Research 2009, 43(14):3582-3592.
37. Sterling M.C., Bonner J.S., Ernest A.N., Page C.A., Autenrieth R.L. Application of fractal flocculation and vertical transport model to aquatic sol-sediment systems. Water Research 2005, 39(9):1818-1830.
38. Sternberg S.R. Biomedical image processing. Computer 1983, 16(1):22-34.
39. Stone M., Krishnappan B.G. Floc morphology and size distributions of cohesive sediment in steady-state flow. Water Research 2003, 37(11):2739-2747.
40. Tambo N., Hozumi H. Physical aspects of flocculation process II. Contact flocculation. Water Research 1979, 13:441-448.
41. Tambo N., Watanabe Y. Physical aspect of flocculation process-I: fundamental treatise. Water Research 1979, 13(5):429-439.
42. Tate, J.N., Berger, R.C., Ross, C.G., 2008. Houston-galveston navigation channels, texas project: Navigation channel sedimentation study, phase 2. Technical Report ERDC/CHL TR-08-8, U.S. Army Engineer Research and Development Center, Coastal and Hydraulics Laboratory.
43. Van Leussen, W., 1994. Estuarine macroflocs and their role in fine-grained sediment transport. Ph.D. Thesis, University of Utrecht, The Netherlands.
44. Vanoni, V.A. (Ed.), 1975. Sedimentation Engineering. ASCE Manuals and Reports on Engineering Practice No. 54. ASCE.
45. Wiesner M.R. Kinetics of aggregate formation in rapid mix. Water Research 1992, 26(3):379-387.
46. Winterwerp J.C. A simple model for turbulence induced flocculation of cohesive sediment. Journal of Hydraulic Research 1998, 36(3):309-326.
47. Winterwerp J.C., van Kesteren W.G.M. Introduction to the physics of cohesive sediment in the marine environment. Developments in Sedimentology 2004, vol. 56. Elsevier, Amsterdam, The Netherlands.
48. Xu F., Wang D.-P., Riemer N. Modeling flocculation processes of fine-grained particles using a size-resolved method: comparison with published laboratory experiments. Continental Shelf Research 2008, 28(19):2668-2677.