Numerical model of sedimentation/thickening with inertial effects

Journal of Environmental Engineering

Volumn 125, Issue 9, 1999, Pages 792-806

  Joanna, R ^a,b   Karl, R ^a   Wells, Scott A ^a  

^a Regional Envir Mgmt Metro   (United States)

^b PORTLAND STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; FINITE DIFFERENCE METHOD; GRAVITATION; MATHEMATICAL MODELS; MECHANICAL PERMEABILITY; PARTIAL DIFFERENTIAL EQUATIONS; POROSITY; SUSPENSIONS (FLUIDS);

INERTIAL EFFECTS; NUMERICAL MODEL; THICKENING;

SEDIMENTATION;

MATHEMATICAL MODELING; SEDIMENTATION; THICKENING; TWO-PHASE FLOW; WASTEWATER;

EID: 0032738924     PISSN: 07339372     EISSN: None     Source Type: Journal    
DOI: 10.1061/(ASCE)0733-9372(1999)125:9(792)     Document Type: Article

References (34)

1. Adams, E., and Rodi, W. (1990). "Modeling flow and mixing of sedimentation tanks." J. Hydr. Engrg., ASCE, 116, 895-913.
2. Anderson, D. A., Tannehill, J. C, and Pletcher, R. H. (1984). Computational fluid mechanics and heat transfer. Hemisphere Publishing Corp., Washington, D.C.
3. Been, K. (1980). "Stress strain behaviour of a cohesive soil deposited under water," PhD dissertation, University of Oxford, Oxford, U.K.
4. Bierck, B. R., Wells, S. A., and Dick, R. I. (1988). "Compressible cake filtration: Monitoring cake formation and shrinkage using synchrotron X-rays." J. Water Pollution Control Fed., 60(5), 645-649.
5. Coe, H. S., and Clevenger, O. H. (1916). "Methods for determining the capacities of slime-settling tanks." Trans. Arn. Inst, of Minir.g, Metallurgical and Pelr. Engrs., 55, 356.
6. Concha, F., and Bustos, M. C. (19S5). "Theory of sedimentation of flocculated fine panicles." Proc., Engrg. Found. Cortf., Flocculatior., Sed-imentation and Consolidation, B. M. Moudgil and P. Somasundaran, eds., 39-55.
7. Das, B. (1983). Advanced soil mechanics. McGraw-HIH, New York.
8. Dixon. D. C. (1979). "Theory of gravity thickening." Progress in filtration and separation, R. J. Wakeman, ed., Eisevier Science, Amsterdam.
9. Dixon, D. C., Souter, P., and Buchanan, J. E. (1976). Chemical Engrg. Sei., 31, 737.
10. Dixon, D. C., Softer, P., and Buchanan, J. E. (1985). "Argument not invalidated." Filtration and Separation, 22, 183.
11. Evans, B., and Filman, D. (1988). "Solids handiing costs at large sewage treatment plants." Proc., ASCE-CSCE Nat. Cor.f. on Envlr. Engrg., 590-595.
12. Farlow, S. J. (1982). Portia! differential equations for scientists and engineers. Wiley, New York.
13. Fitch, B. (1966). "Current theory and thickener design." Industrial and Engrg. Chem., 58, 18. ,
14. Fitch, B. (1975). "Current theory and thickener design." Filtration and Separation, 12, 355, 480, 636.
15. Fitch, B. (1979). "Sedimentation of fiocculent suspensions: State of the art." Am. Inst. of Chemical Engrg. J., 25(6), 913-930.
16. Fitch, B. (1983). "Kynch theory and compression zones." Am. Inst. of Chemical Engrg. J., 29, 940-947.
17. KEJ], J. R, (1993). "Gravity sedimentation: A one-dimensional numerical model," MS thesis, Portland State University, Portland, Ore.
18. Kos, P. (1977). "Gravity thickening of water-treatment-plant sludges." J. AWMA, 69(5), 272-282.
19. Kos, P. (1985). "Sedimentation and thickening-General overview." Proc., Engrg. Found. Conf., Flocculalion, Sedimentation and Consolidation, B. M. Moudgil and P. Somasundaran, eds., 39-55.
20. Kynch, G. J. (1952). "A theory of sedimentation." Trans. Farraday Soc., 48, 166-176.
21. Leonard, B. P. (1979). "A stable and accurate convective modelling procedure based on quadratic upstream interpolation." Comp. Methods in Appl. Mech. and Engrg., 19, 59-98.
22. Michaels, A. S., and Böiger, J. C. (1962). "Settling rates and sediment volumes of flocculated kaolin suspensions." Industrial and Engrg. Chem., 1(1), 24-33.
23. Richardson, J. F., and Zaki, W. N. (1954). "Sedimentation and fiuidisalion: Part 1." Trans. Instn. Chemical Engrs.
24. Richtmyer, R. D., and Morton, K. W. (1967). Difference methods for initial-value problems. Wiley Interscience Publishers, New York.
25. Robinson, C. S. (1926). Industrial and Engrg. Chem., 18, 689.
26. Schiffman, R. L., Pane, V., and Sunara, V. (1985). "Sedimentation and consolidation." Proc., Engrg. Found. Conf., Fiocculation, Sedimentation and Consolidation, B. M. Moudgil and P. Somasundaran, eds., 57-121.
27. Shirato, M., Kato, H., Kobavashi, K., and Sakazaki, H. (1970). "Analyses of settling of thick slurries due to consolidation." J. Chem. Engrg., Japan, 3, 98.
28. Soo, S. L. (1989). Participates and continuum multiphase fluid dynamics. Hemisphere Publishing Corp., New York.
29. Tiller, F. M. (1981). "Revision of Kynch sedimentation theory." Am. Inst. of Chemical Engrg. J., 27, 823-829.
30. Vaccari, D. A., and Uchrin, C. G. (1989). "Modeling and simulation of compressive gravity thickening of activated sludge." J. Envir. Sei. and Health, A24(6), 645-674.
31. Wakeman, R. J., and Holdich, R. G. (1984). "Theoretical and experimental modeling of solids and liquid pressures ir, batch sedimentation." Filtration and Separation, 21, 420-422.
32. Wells, S. A. (1990). "Compressible cake filtration modeling and analysis." PhD dissertation, Cornell University, Ithaca, N.Y.
33. Wells, S. A., and Dick, R. I. (1993). "Permeability, liquid and solid velocity, and effective stress variations in compressible cake filtration." Advances infiltration and separation, W. Leung, ed., Vol. 7, American Filtration and Separation Society, 9-12.
34. Willis, M. S. (1983). "A multiphase theory of filtration." Progress in filtration and separation, R. j. Wakeman, ed., Eisevier Science, New York, 1-56.