Application of biological indices and a mathematical model for the detection of metal coagulant overload in a laboratory scale activated sludge reactor with phosphate simultaneous precipitation

Chemical Engineering Journal

Volumn 172, Issue 1, 2011, Pages 52-60

  De Gregorio, Carolina ^a   Caravelli, Alejandro H ^a   Zaritzky, Noemí E ^a,b  

^a CENTRO DE INVESTIGACIÓN Y DESARROLLO EN CRIOTECNOLOGÍA DE ALIMENTOS CIDCA   (Argentina)

^b UNIVERSIDAD NACIONAL DE LA PLATA   (Argentina)

Author keywords

Activated sludge; Biological indices; Ferric chloride; Mathematical model; Phosphorous simultaneous precipitation

Indexed keywords

ACTIVATED SLUDGE; ACTIVATED SLUDGE REACTORS; ACTIVATED SLUDGE SYSTEMS; AERATION BASINS; BIOLOGICAL INDICES; BIOLOGICAL PROCESS; BIOTIC INDEX; FERRIC CHLORIDE; FIXED SUSPENDED SOLIDS; INORGANIC SOLIDS; LABORATORY SCALE; MATHEMATICAL SIMULATIONS; MOLAR RATIO; REACTOR PERFORMANCE; SIMULTANEOUS PRECIPITATION; THRESHOLD CONCENTRATIONS; VOLATILE SOLID;

ACTIVATED SLUDGE PROCESS; CHLORINATION; CHLORINE COMPOUNDS; COAGULATION; IRON COMPOUNDS; PHOSPHORUS; PRECIPITATION (CHEMICAL); MATHEMATICAL MODELS;

MATHEMATICAL MODELS; PRECIPITATION (CHEMICAL);

CILIOPHORA;

EID: 79960979673     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2011.05.063     Document Type: Article

References (26)

1. Rybicki S. Advanced wastewater treatment Report N° 1. Phosphorus Removal from Wastewater. A Literature Review 1997, Division of Water Resources Engineering, Department of Civil and Environmental Engineering, Royal Institute of Technology, Joint Polish - Swedish Reports, Stockholm. E. Płaza, E. Levlin, B. Hultman (Eds.).
2. Thistleton J., Berry T.A., Pearce P.S., Parsons A. Mechanisms of chemical phosphorus removal II. Iron (III) salts. Process Saf. Environ.: T.I. Chem. Eng. Part B 2002, 80:265-269.
3. Szabó A., Takács I., Murthy S., Daigger G.T., Licskó I., Smith S. Significance of design and operational variables in chemical phosphorus removal. Water Environ. Res. 2008, 80:407-416.
4. Caravelli A.H., Contreras E.M., Zaritzky N.E. Phosphorous removal in batch systems using ferric chloride in the presence of activated sludges. J. Hazard. Mater. 2010, 177:199-208.
5. De Haas D.W., Wentzel M.C., Ekama G.A. The use of simultaneous chemical precipitation in modified activated sludge systems exhibiting biological enhanced phosphate removal. Part 1. Literature review. Water SA 2000, 26:439-452.
6. Metcalf, Eddy Wastewater Engineering, Treatment and Reuse 2003, McGraw-Hill, New York. fourth ed.
7. Clark T., Stephenson T. Effects of chemical addition on aerobic biological treatment of municipal wastewater. Environ. Technol. 1998, 19:579-590.
8. De Gregorio C., Caravelli A.H., Zaritzky N.E. Performance and biological indicators of a laboratory scale activated sludge reactor with phosphate simultaneous precipitation as affected by ferric chloride addition. Chem. Eng. J. 2010, 165:607-616.
9. Lind C.B. Phosphorus inactivation in wastewater treatment: biological and chemical strategies. Water Eng. Manag. 1998, 145:18-21.
10. Li J. Effects of Fe(III) on floc characteristics of activated sludge. J. Chem. Technol. Biotechnol. 2005, 80:313-319.
11. Madoni P. A sludge biotic index (SBI) for the evaluation of the biological performance of activated sludge plants based on the microfauna analysis. Water Res. 1994, 28:67-75.
12. Cairns J., Pratt J.R. Ecotoxicological effect indices: a rapidly evolving system. Water Sci. Technol. 1987, 19:1-12.
13. Shannon C.E., Weaver W. The Mathematical Theory of Communication 1949, University of Illinois Press, Urbana, IL.
14. Chomczyńska M., Montusiewicz A., Malicki J., Łagód G. Application of saprobes for bioindication of wastewater quality. Environ. Eng. Sci. 2009, 26:289-295.
15. Madoni P., Braghiroli S. Changes in the ciliate assemblage along a fluvial system related to physical, chemical and geomorphological characteristics. Eur. J. Protistol. 2007, 43:67-75.
16. Nicolau A., Mota M., Lima N. Microfauna as indicator of copper, zinc, and cycloheximide in activated sludge processes. Environ. Eng. Sci. 2007, 24:434-445.
17. Clark T., Burgess J.E., Stephenson T., Arnold-Smith A.K. The influence of iron-based co-precipitants on activated sludge biomass. Process Saf. Environ. 2000, 78:405-410.
18. Burgess J.E., Mayhew M.E., Stephenson T., Clark T.A. Assessment of microbial populations in activated sludge using an organism diversity index. J. Chart. Inst. Water E 2002, 16:40-45.
19. APHA (American Public Health Association) Standard Methods for the Examination of Water and Wastewater 1998, Am. Publ. Hlth. Assoc., Washington, DC.
20. Wanner J. Activated Sludge Bulking and Foaming Control 1994, Technomic Publishing Company, Inc., USA.
21. Jenkins D., Richard M.G., Daigger G.T. Manual on the Causes and Control of Activated Sludge Bulking and Foaming 1993, Lewis Publishers, Inc., Chelsea, MI. second ed.
22. Patterson D.J. Free-Living Freshwater Protozoa: A Colour Guide 1996, Manson Publishing Ltd., London.
23. Protist Information Server, Japan. The Graduate University for Advanced Studies and Japan Science and Technology Corporation. http://protist.i.hosei.ac.jp/Protist_menuE.html.
24. Łagód G., Malicki J., Chomczyńska M., Montusiewicz A. Interpretation of the results of wastewater quality biomonitoring using saprobes. Environ. Eng. Sci. 2007, 24:873-879.
25. Oikonomidis I., Burrows L.J., Carliell-Marquet C.M. Mode of action of ferric and ferrous iron salts in activated sludge. J. Chem. Technol. Biotechnol. 2010, 85:1067-1076.
26. Luedecke C., Hermanowicz S.H., Jenkins D. Precipitation of ferric phosphate in activated sludge: a chemical model and its verification. Water Sci. Technol. 1989, 21:325-337.