Impact of aggregate size and structure on biosolids settleability

Drying Technology

Volumn 24, Issue 10, 2006, Pages 1209-1215

  Guan, J ^a   Waite, T D ^a  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

Author keywords

Floc structure; Fractal dimension; Particle settling; Permeability; Porosity; Zone settling

Indexed keywords

BACTERIA; COMPACTION; FLOW OF FLUIDS; FRACTALS; MECHANICAL PERMEABILITY; POROSITY; SIZE SEPARATION;

BIOSOLIDS STRUCTURE; FLOC STRUCTURE; FRACTAL DIMENSION; PARTICLE SETTLING; SETTLING; ZONE SETTLING;

WASTEWATER TREATMENT;

BACTERIA; COMPACTION; FLOW OF FLUIDS; FRACTALS; MECHANICAL PERMEABILITY; POROSITY; SIZE SEPARATION; WASTEWATER TREATMENT;

EID: 33748504356     PISSN: 07373937     EISSN: 15322300     Source Type: Journal    
DOI: 10.1080/07373930600843785     Document Type: Article

References (20)

1. Vesilind, P.A.Treatment and Disposal of Wastewater Sludges; Ann Arbor Science Publishers: Ann Arbor, MI, 1980.
2. Barnes, D.; Bliss, P.J.; Gould, B.W.; Vallentine, H.R. Water and Waste-water Engineering System Pitman Publishing: London, 1983.
3. Metcalf & Eddy Wastewater Engineering. Treatment Disposal Reuse McGraw-Hill International Editions: New York, NY, 1991.
4. Gmachowski, L.Hydrodynamics of aggregated media. Journal of Colloid and Interface Science1996, 178, 80-86.[CSA]
5. Lee, D.J.; Chen, G.W.; Liao, Y.C.; Hsien, C.C.On the free-settling test for estimating activated sludge floc density. Water Research 1996, 30 (3), 541-550.[CSA][CROSSREF]
6. Veerapaneni, S.; Wiesner, M.R.Hydrodynamics of fractal aggregates with radially varying permeability. Journal of Colloid and Interface Science 1996, 177, 45-57.[INFOTRIEVE][CSA][CROSSREF]
7. Gregory, J.The density of particle aggregates. Water Science & Technology 1997, 36 (4), 1-13.[CSA][CROSSREF]
8. Lin, M.Y.; Llein, R.; Lindsay, H.M.; Weitz, D.A.; Ball, R.C.; Meakin, P.The structure of fractal colloidal aggregates of finite extent. Journal of Colloid and Interface Science 1990, 137, 263-280.[CSA][CROSSREF]
9. Amal, R.; Raper, J.A.; Waite, T.D.Fractal structure of hematite aggregates. Journal of Colloid and Interface Science 1990, 140, 158-168.[CSA][CROSSREF]
10. Logan, B.E.; Wilkinson, D.B.Fractal geometry of marine snow and other biological aggregates. Limnology & Oceanography 1990, 35, 130-136.[CSA]
11. Neale, G.; Epstein, N.; Nader, W.Creeping flow relative to permeable spheres. Chemical Engineering Science 1973, 28, 1865-1874.[CSA][CROSSREF]
12. Li, D.; Ganczarczyk, J.J.Advective transport in activated sludge flocs. Water Environment Research 1992, 64 (3), 236-240.[CSA]
13. Huang, J.C.Sludge Characterization and Dewatering. Ph.D. thesis; The Faculty of the Graduate School: University of Missouri-Columbia, 1979.[CSA]
14. Raab, A.L.; Manas-Zloczower, I.; Feke, D.L.Influence of structure and interfacial chemistry on the permeability of particle clusters. Journal of Colloid and Interface Science 1997, 189, 131-136 [CSA][CROSSREF]
15. Guan, J.Implications of floc structure to solid-liquid separation processes in wastewater treatment, Ph.D. thesis; The University of New South Wales: Australia, 1999.
16. Wu, R.M.; Lee, D.J. Hydrodynamic drag force exerted on a highly porous sphere moving towards an impermeable plate. Chemical Engineering Science 1998, 53 (20), 3571-3578 [CSA][CROSSREF]
17. Avnir, D. The Fractal Approach to Heterogeneous Chemistry John Wiley & Sons: Chichester, 1993; chs. 1,2.
18. Brown, G.G. Unit Operations Wiley: New York, NY, 1963.
19. Chellam, S.; Wiesner, M.R. Fluid mechanics and fractal aggregates. Water Research1993, 27, 1943-1946 [CSA][CROSSREF]
20. Wu, R.M.; Lee, D.J. Highly porous sphere moving through centerline of circular tube filled with Newtonian fluid. Chemical Engineering Science 1999, 54, 5717-5722 [CSA][CROSSREF]