Carbonate addition - An effective remedy against poor activated sludge settling properties and alkalinity conditions in small wastewater treatment plants

Water Science and Technology

Volumn 48, Issue 11-12, 2004, Pages 411-417

  Wett, Bernhard ^a   Eladawy, Abbas ^a   Becker, Wolfgang ^a  

^a UNIVERSITY OF INNSBRUCK   (Austria)

Author keywords

Alkalinity; Carbonate; Nitrification; Settling; Small WWTP

Indexed keywords

ACTIVATED SLUDGE PROCESS; ALKALINITY; CARBONATES; NITRIFICATION; WATER TREATMENT PLANTS;

SLUDGE VOLUME INDEX;

WASTEWATER TREATMENT;

AMMONIA; CARBONIC ACID;

ACTIVATED SLUDGE; ALKALINITY; AMMONIA FORMATION; CARBON STORAGE; CONCENTRATION (PARAMETERS); CONFERENCE PAPER; CORRELATION ANALYSIS; MONITORING; NITRIFICATION; PH MEASUREMENT; SLUDGE SETTLING; SOLID STATE; VOLUMETRY; WASTE WATER TREATMENT PLANT;

EID: 0347720748     PISSN: 02731223     EISSN: None     Source Type: Journal    
DOI: 10.2166/wst.2004.0889     Document Type: Conference Paper

References (8)

1. Byong-Hee, J., Yasunori, T. and Hajime, U. (2000). Stimulating accumulation of nitrifying bacteria in porous carrier by addition of inorganic carbon in a continuous flow fluidized bed wastewater treatment reactor. J. of Bioscience and Bioengng., 89/4, 334-339.
2. Eladawy, A. (2002). Influence of carbonate addition on nitrification rate and settling properties of activated sludge. MSc Thesis, Dep. of Environmental Engineering, University of Innsbruck.
3. Flora, E.M.C.V., Suidan, M.T., Flora, J.R.V. and Kim, B.J. (1999). Speciation and chemical interactions in nitrifying biofilm. II: Sensitivity analysis. J. of Environmental Engng., 125/9, 878-884.
4. Ingerle, K., Becker, W., Berthold, E., Cordt, G., Ehm, E., Feichtinger, E., Fenz, R., Kunrath, W., Perfler, R., Polzer, E., Sautner, H., Schaber, P. and Wett, B. (2000). ÖWAV-Guideline 1: Wastewater Treatment in Mountainous Regions (in German, English, French and Italian). Austrian Water and Waste Management Association, Vienna.
5. Lee, H.S., Park, S.J. and Yoon, T.I. (2002). Wastewater treatment in a hybrid biological reactor using powdered minerals: Effects of organic loading rates on COD removal and nitrification. Process Biochemistry, 38, 81-88.
6. Murthy, S.N., Novak, J.T. and De Haas, R.D. (1998). Monitoring cations to predict and improve activated sludge settling and dewatering properties of industrial wastewaters. Wat. Sci. Tech., 38(3), 119-126.
7. Wett, B. and Rauch, W. (2002). The role of inorganic carbon limitation in biological nitrogen removal of extremely ammonia concentrated wastewater. Wat. Res., 37, 1100-1110.
8. Wett, B., Becker, W. and Ingerle, K. (2001) Comparison of technology, costs and environmental benefit of wastewater treatment plants in mountainous areas. http://www.uibk.ac.at/c/c8/c815/life/intro/html, Dep. of Environmental Engineering, University Engineering, University of Inssbruck.