Rheological measurement used as a tool to assess sludges settleability;Apports des mesures rhéologiques pour la prévision des propriétés de décantation des boues activées

Environmental Technology

Volumn 25, Issue 6, 2004, Pages 723-731

  Guibaud, G ^a   Dollet, P ^a   Tixier, N ^a   Dagot, C ^a   Baudu, M ^a  

^a UNIVERSITY OF LIMOGES   (France)

Author keywords

Activated sludge; Bingham model; Rheology; Settleability

Indexed keywords

BIOLOGICAL WATER TREATMENT; RHEOLOGY; SHEAR FLOW; SHEAR STRESS; SUSPENSIONS (FLUIDS); WASTEWATER TREATMENT;

ACTIVATED SLUDGE; BINGHAM MODEL; BIOLOGICAL WASTE WATER TREATMENT; OPERATIONAL CONDITIONS; PHYSICO - CHEMICAL PARAMETERS; RHEOLOGICAL MEASUREMENTS; SETTLEABILITY; SLUDGE SETTLEABILITY;

ACTIVATED SLUDGE PROCESS;

ACTIVATED SLUDGE; AERATION; BIOLOGICAL TREATMENT; RHEOLOGY; SETTLING; WASTEWATER TREATMENT;

AERATION; ARTICLE; CONCENTRATION (PARAMETERS); CONTROLLED STUDY; DISPERSION; FLOW KINETICS; PHYSICAL CHEMISTRY; PRACTICE GUIDELINE; ROTATION; SHEAR STRESS; SLUDGE CLARIFICATION; SLUDGE SETTLING; SUSPENSION; VISCOSITY; WASTE WATER MANAGEMENT;

EID: 4344569239     PISSN: 09593330     EISSN: None     Source Type: Journal    
DOI: 10.1080/09593330.2004.9619362     Document Type: Article

References (18)

1. Ozinsky, E., Secondary settling tank modelling and design. Part I: Review of theoretical and practical developments. Water SA, 21, 323-332 (1995).
2. Chatellier P. and Audic J.M., A new model for wastewater treatment plant clarifier simulation. Water Res., 34, 690-693, (2000).
3. Hartel L. and Pöpel H., A dynamic secondary clarifier model including processes of sludge thickening. Water Sci. Technol., 25, 267-284 (1992).
4. Cacossa K.F. and Vaccari D.A., Calibration of a compressive gravity thickening model from a single batch settling curve. Water Sci. Technol., 30, 107-116 (1994).
5. Abu-Orf M.M. and Dentel S.K., Effect of mixing on the rheological characteristics of conditioned sludge: full-scale studies. Water Sci. Technol. 36, 51-60 (1997).
6. Sozanski M. M., Kempa E. S., Grocholski K. and Bien J., The rheological experiment in sludge properties research. Water Sci. Technol., 36, 69-78 (1997).
7. Midoux N., Ed Lavoisier, Mécanique et Rhéologie des Fluids en Genie Chimique. Technique et Documentation, Paris (1988).
8. me édition, Dunod Paris, France (1996).
9. Tixier N., Guibaud G. and Baudu M., Effect of pH and ionic environment changes on interparticle interactions affecting activated sludge flocs: A rheological approach. Environ. Technol., 24, 971-978 (2003).
10. Slatter P.T., The rheological characterisation of sludges. Water Sci. Technol., 36, 9-18 (1997).
11. Tixier N., Guibaud G. and Baudu M., Determination of some rheological parameters for the characterization of activated sludge. Bioresour. Technol., 90, 215-220 (2003).
12. Sanin P. and Vesilind P.A., Bioflocculation of activated sludge: the role of calcium ions and extracellular polymers. Environ. Technol., 21, 1405-1412 (2000).
13. Forster, C. F., The rheological and physico-chemical characteristics of sewage sludges. Enz. Microbial Technol. 30, 340-345 (2002).
14. Bache, D. H. and Papavasilopoulos, E. N., Viscous behaviour of sludge centrate in response to polymer conditioning. Water Res., 34, 354-358 (2000).
15. Bye C. M. and Dold P. L., Sludge volume index settleability measures: effect of solids characteristics and tests parameters. Water Environ. Res., 70, 87-93 (1998).
16. Jenkins D., Towards a comprehensive model of activated sludge bulking and foaming. Water Sci. Technol., 25, 215-230 (1992).
17. Dick R. and Ewing B., The rheology of activated sludge. J. Water Pollut. Control Fed., 39, 543 (1967).
18. Ekama G. A. and Marais G. R., Sludge settleability and secondary settling tank design procedures. J. Water Pollut. Control, 85, 101-113 (1986).