Evaluation of a new model for the reduction of excess sludge production by ozonation of return activated sludge: What solids COD fraction is affected?

Water Science and Technology

Volumn 63, Issue 1, 2011, Pages 156-163

  Frigon, Dominic ^a   Isazadeh, Siavash ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

Activated sludge model; Nitrification; Ozone; Process modeling; Sludge production

Indexed keywords

ACTIVATED SLUDGE MODEL; ACTIVATED SLUDGE SYSTEMS; ACTIVE BIOMASS; COD FRACTIONS; CRYPTIC GROWTHS; EXCESS SLUDGE PRODUCTION; HETEROTROPHS; LINEAR REDUCTION; METABOLIC ADAPTATION; MODEL EXTENSIONS; MODEL PARAMETERS; MODEL SIMULATION; NEW MODEL; NITRIFICATION RATES; OZONATION; OZONATION PROCESS; OZONE DOSE; PILOT-SCALE STUDY; PROCESS MODELING; RETURN ACTIVATED SLUDGE; SLUDGE PRODUCTION; SLUDGE REDUCTION; SOLIDS FRACTION;

BIOMASS; COMPUTER SIMULATION; DENITRIFICATION; ECOLOGY; NITRIFICATION; OXIDATION; OZONE; OZONIZATION;

ACTIVATED SLUDGE PROCESS;

OZONE;

ACTIVATED SLUDGE; BIOMASS; CHEMICAL OXYGEN DEMAND; HETEROTROPHY; NITRIFICATION; OZONE; REDUCTION; WASTE TREATMENT;

ACCURACY; ACTIVATED SLUDGE; ADAPTATION; ARTICLE; BIOCHEMICAL OXYGEN DEMAND; BIOMASS; CHEMICAL OXYGEN DEMAND; EFFLUENT; EVALUATION; GROWTH RATE; HETEROTROPH; METABOLISM; MODEL; NITRIFICATION; OZONATION; PILOT STUDY; SIMULATION;

MODELS, CHEMICAL; OXIDATION-REDUCTION; OZONE; PILOT PROJECTS; SEWAGE;

EID: 79251495788     PISSN: 02731223     EISSN: None     Source Type: Journal    
DOI: 10.2166/wst.2011.026     Document Type: Article

References (17)

1. APHA 1995 Standard Methods for the Examination of Water and Wastewater, 19th ed. American Public Health Association, Washington, DC, USA.
2. Boehler, M. & Siegrist, H. 2004 Partial ozonation of activated sludge to reduce excess sludge, improve denitrification & control scumming & bulking. Water Science & Technology, 49(10), 41-49. (Pubitemid 38967911)
3. Chu, L., Yan, S., Xing, X.-H., Sun, X. & Jurcik, B. 2009 Progress & perspectives of sludge ozonation as a powerful pretreatment method for minimization of excess sludge production. Water Research 43, 1811-1822.
4. Dytczak, M. A., Londry, K. L., Siegrist, H. & Oleszkiewicz, J. A. 2007 Ozonation reduces sludge production & improves denitrification. Water Research 41, 543-550. (Pubitemid 46072669)
5. Grady, C. P. L., Daigger, G. T.& Lim, H. C. 1999 Biological Wastewater Treatment. 2nd ed. Marcel Dekker, Inc., New York.
6. Gujer, W., Henze, M., Mino, T. & van Loosdrecht, M. C. M. 1999 Activated Sludge Model No. 3. Water Science & Technology 39(12), 183-193.
7. Kobayashi, T., Arakawa, K., Katu, Y. & Tanaka, T. 2001 Study on sludge reduction & other factors by use of an ozonation process in activated sludge treatment. 15th Ozone World Congress Conference, London, UK.
8. Koch, G., Kühni, M. & Siegrist, H. 2001 Calibration & validation of an ASM3-based steady-state model for activated sludge systems-part I:prediction of nitrogen removal & sludge production. Water Research 35, 2235-2245. (Pubitemid 32381038)
9. Lee, J. W., Cha, H. Y., Park, K. Y., Song, K. G. & Ahn, K. H. 2005 Operational strategies for an activated sludge process in conjunction with ozone oxidation for zero excess sludge production during winter season. Water Research 39, 1199-1204.
10. Manterola, G., Grau, P., Ayesa, E., Uriarte, I. & Sancho, L. 2007 Mathematical modelling of sludge ozonation process for WWTP excess sludge reduction. IWA Conference on Moving Forward Wastewater Biosolids Sustainability: Technical, Managerial, and Public Synergy, Moncton, New Brunswick, Canada. pp. 287-294.
11. Manterola, G., Uriarte, I. & Sancho, L. 2008 The effect of operational parameters of the process of sludge ozonation on the solubilisation of organic & nitrogenous compounds. Water Research 42, 3191-3197.
12. Melcer, H., Dold, P. L., Jones, R. M., Bye, C. M., Takacs, I., Stensel, H. D., Wilson, A. W., Sun, P. & Bury, S. 2003 Methods for Wastewater Characterisation in Activated Sludge Modeling (99WWF3). Water Environment Research Foundation (WERF), Alexandria, VA, USA.
13. Paul, E. & Debellefontaine, H. 2007 Reduction of excess sludge produced by biological treatment processes: Effect of ozonation on biomass & on sludge. Ozone: Science & Engineering 29, 415-427. (Pubitemid 350237613)
14. Reichert P., Ruchti J. & Simon W. 1998 Aquasim 2.0. Swiss Federal Institute for Environmental Science & Technology (EAWAG), Duebendorf, Switzerland.
15. Rhine, E. D., Mulvaney, R. L., Pratt, E. J. & Sims, G. K. 1998 Improving the Berthelot Reaction for Determining Ammonium in Soil Extracts & Water. Soil Sci. Soc. Am. J. 62, 473-480.
16. Tchobanoglous, G., Burton, F. L. & Stensel, H. D. 2003 Wastewater Engineering: Treatment & Reuse. McGraw-Hill, Boston.
17. Vendrell, P. F. & Zupancic, J. 1990 Determination of soil nitrate by transnitration of salicylic acid. Communications in Soil Science & Plant Analysis 21, 1705-1713.