Effect of low ORP in anoxic sludge zone on excess sludge production in oxic-settling-anoxic activated sludge process

Water Research

Volumn 37, Issue 1, 2003, Pages 11-20

  Saby, Sébastien ^a   Djafer, Malik ^a   Chen, Guang Hao ^a  

^a HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Hong Kong)

Author keywords

Activated sludge; Anoxic; Excess sludge; ORP; OSA; Sludge minimization

Indexed keywords

BIOREACTORS; COST EFFECTIVENESS; REDOX REACTIONS; SLUDGE DIGESTION; WASTEWATER; WATER AERATION;

OXIC-SETTLING-ANOXIC PROCESS;

HYDROLOGY;

OXYGEN;

ACTIVATED SLUDGE; SETTLING; WASTEWATER;

ACTIVATED SLUDGE; ANOXIA; ARTICLE; CHEMICAL PARAMETERS; COST; OXIDATION REDUCTION REACTION; OXYGEN CONSUMPTION; PRIORITY JOURNAL; SLUDGE; TANK;

EID: 0037209973     PISSN: 00431354     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0043-1354(02)00253-1     Document Type: Article

References (25)

1. Qian Y. Appropriate processes and technology for wastewater treatment and reclamation in China. Water Sci Technol. 42(12):2000;107-114.
2. Horan N.J. Biological wastewater treatment systems. 1990;Wiley, Chichester.
3. Boon A., Thomas V. Resource or rubbish. Chem Eng. 612:1996;25-32.
4. Yasui H., Nakamura K., Sakuma S., Iwasaki M., Sakai Y. A full-scale operation of a novel activated sludge process without excess sludge production. Water Sci Technol. 34(3):1996;395-404.
5. Yasui H., Shibata M. An innovative approach to reduce excess sludge production in the activated sludge process. Water Sci Technol. 30(9):1994;11-20.
6. Canales A., Pareilleux A., Rols J.L., Goma C., Huyard A. Decreased sludge production strategy for domestic wastewater treatment. Water Sci Technol. 30:1994;96-106.
7. Springer A.M., Higby C.M. Feasibility study of sludge lysis and recycle in the activated sludge process. Tappi J. 1996;162-170.
8. Chen G.H., Mo H.K., Saby S., Yip W.K., Liu Y. Minimization of activated sludge production by chemically stimulated energy spilling. Water Sci Technol. 42(12):2000;189-200.
9. Low E.W., Chase H.A. The use of chemical uncouplers for reducing biomass production during biodegradation. Water Sci Technol 37:1998;399-402 (Water Sci Technol 42(12): 107-14)
10. Mayhew M., Stephenson T. Biomass yield reduction. is biochemical manipulation possible without affecting activated sludge process efficiency? Water Sci Technol. 38:1998;137-144.
11. Strand S.E., Harem G.H., Stensel H.D. Activated-sludge yield reduction using chemical uncouplers. Water Environ Res. 71:1999;454-458.
12. Chudoba P., Chudoba J., Capdeville B. The aspect of energetic uncoupling of microbial growth in the activated sludge process. OSA system Water Sci Technol. 26:1992;2477-2480.
13. Chudoba P., Morel A., Capdeville B. The case of both energetic uncoupling and metabolic selection of microorganisms in the OSA activated sludge system. Environ Technol. 13:1992;761-770.
14. Chen GH, Yip WK, Mo HK, Liu Y. Effect of sludge fasting/feasting on sludge growth in activated sludge cultures. Water Res. 35(4):2001;1029-1037.
15. APHA. Standards methods for the examination of water and wastewater, 20th ed. New York: American Public Health Association, 1998.
16. Saby S., Sibille I., Mathieu L., Paquin J.L., Block J.C. Influence of water chlorination on the counting of bacteria with DAPI (4′,6-diamidino-2-phenylindole). Appl Environ Microbiol. 63:1997;1564-1569.
17. Chen GH, Saby S, Boris E, An KJ, Djafer M. Cause of excess reduction in oxic-settling-anoxic process. J. Environ. Eng., ASCE, 2002, submitted for publication.
18. Barker D.J., Stuckey D.C. A review of soluble microbial products (SMP) in wastewater treatment systems. Water Res. 33(14):1999;3063-3082.
19. Chen GH, An KJ, Saby S. Possible mechanism of excess sludge reduction in OSA process. The Fourth Japan-Netherlands Workshop on Integrated Water Quality Management, October 9-11, Hokkaido, Japan, 2000.
20. Eckenfelder W.W., Grau P. Activated sludge process design and control. theory and practice:1992;Technomics Publishing Company, Lancaster.
21. Van Loosdrecht M.C.M., Henze M. Maintenance, endogeneous respiration, lysis, decay and predation. Water Sci Technol. 39(1):1999;107-117.
22. Westgarth WC, Sulzer FT, Okun DA. Anaerobiosis in the activated sludge. Proceedings of the Second IAWPRC Biennial. Conference On Water Pollution, Research and Control, Tokyo, Japan, 1964. p. 43-55.
23. Frølund B., Palmgren R., Keiding K., Nielsen P. Extraction of extracellular polymers from activated sludge using a cation exchange resin. Water Res. 30:1996;1749-1758.
24. Urbain V., Block J.C., Manem J. Bioflocculation in activated sludge, an analytic approach. Water Res. 27:1993;829-838.
25. Banks C.J., Walker I. Sonication of activated sludge flocs and the recovery of their bacteria on solid media. J Gen Microbiol. 98:1977;363-368.