Micro-profiles of activated sludge floc determined using microelectrodes

Water Research

Volumn 38, Issue 5, 2004, Pages 1248-1258

  Li, Baikun ^a   Bishop, Paul L ^a  

^a University of Cincinnati   (United States)

Author keywords

Activated sludge floc; Dissolved Oxygen; Microelectrode; Microenvironment; Nitrification; Redox potential

Indexed keywords

ACTIVATED SLUDGE PROCESS; METABOLISM; MICROORGANISMS; NITRIFICATION; OXYGEN; SEWAGE AERATION; WASTEWATER TREATMENT;

AERATION TANK; REDOX POTENTIAL;

MICROELECTRODES;

AMMONIA; DISSOLVED OXYGEN; NITRATE; WATER;

ACTIVATED SLUDGE; DISSOLVED GAS; FLOC; NITRIFICATION; OXYGEN; WASTEWATER TREATMENT;

ACTIVATED SLUDGE; AEROBIC CAPACITY; ARTICLE; BIODEGRADATION; CONTAMINATION; CORRELATION ANALYSIS; INDUSTRY; LIQUID; MICROELECTRODE; MICROENVIRONMENT; MICROORGANISM; NITRIFICATION; OXIDATION REDUCTION REACTION; OXYGEN CONSUMPTION; OXYGEN TRANSPORT; POLLUTANT; PRIORITY JOURNAL; SURFACE PROPERTY; WASTE WATER MANAGEMENT;

GADIDAE;

EID: 1242295314     PISSN: 00431354     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.watres.2003.11.019     Document Type: Article

References (45)

1. Santegoeds CM, Ferdelman GT, Muyzer G, De Beer Dirk. Structural and functional dynamics of sulfate-reducing populations in bacterial biofilms. Appl Environ Microbiol 1998;64(10):3731-9.
2. Li D., Ganczaczyk J. Flow through activated sludge floc. Water Res. 22:1988;789-792.
3. Li D., Ganczaczyk J. Factors affecting dispersion of activated sludge flocs. Water Environ Res. 64:1992;258-263.
4. Takacs I., Fleit F. Modeling of the micromorphology of the activated sludge floc. low DO, low F/M bulking Water Sci Technol. 31(2):1995;235-243.
5. Abbassi B., Dullstein A., Rabiger N. Minimization of excess sludge production by increase of oxygen concentration in activated sludge flocs. Water Res. 34(1):2000;139-146.
6. Schramm A., Santegoeds C.M., Nielsen H.K., Ploug H., Wagner M., Pribyl M., Wanner J., Amann R., De Beer D. On the occurrence of anoxic microniches, denitrification, and sulfate reduction in aerated activated sludge. Appl Environ Microbiol. 65(9):1999;4189-4196.
7. Revsbech N.P., Jorgensen B.B. Microelectrodes. their use in microbial ecology Adv Microb Ecol. 9:1986;293-352.
8. Revsbech N.P., Christensen P.B., Nielson L.P., Sorensen J. Denitrification in a trickling filter biofilm studies by a microsensor for oxygen and nitrous oxide. Water Res. 23(7):1989;867-871.
9. Zhang T.C., Bishop P.L. Experimental determination of the dissolved oxygen boundary layer and mass transfer resistance near the fluid-biofilm interface. Water Sci Technol. 30(11):1994;47-58.
10. Schramm A., De Beer D., Heuvel J.C., Ottengraf S., Amann R. Microscale distribution of populations and activities of Nitrosospira and Nitrispira spp. along a macroscale gradient in a nitrifying bioreactor: quantification by in situ hybridization and the use of microsensors. Appl Environ Microbiol. 65(8):1999;3690-3696.
11. Li J., Bishop P.L. In situ identification of azo dye inhibition effects on nitrifying biofilms using microelectrodes. Water Sci Technol. 46(1-2):2002;207-215.
12. De Beer D., Sweerts J.P.R.A. Measurement of nitrate gradients with an ion-selective microelectrode. Anal Chim Acta. 219:1988;351-356.
13. Jensen K., Revsbech N.P., Nielsen L.P. Microscale distribution of nitrification activity in sediment determined with a shielded microsensor for nitrate. Appl Environ Microbiol. 59:1993;3287-3296.
14. Kuhl M., Jorgensen B.B. Microsensor measurements of sulfate reduction and sulfide oxidation in compact microbial communities of aerobic biofilms. Appl Environ Microbiol. 58:1992;1164-1174.
15. De Beer D., Schramm A., Santegoeds M.C., Nielsen K.H. Anaerobic processes in activated sludge. Water Sci Technol. 37(4-5):1998;605-608.
16. Yu T., Bishop P.L. A microelectrode study of redox potential change in biofilms. Water Sci Technol. 39(7):1999;179-185.
17. Yu T., Bishop P.L. Stratification and redox potential change in an aerobic and sulfate-reducing biofilm studied using microelectrodes. Water Environ Res. 73:2001;368-373.
18. Ploug H., Jorgensen B.B. A net-jet flow system for mass transfer and microsensor studies of sinking aggregates. Marine Ecol Progr Ser. 176(1):1999;279.
19. Santegoeds C.M., Muyzer G. Biofilm dynamics studies with microsensors and molecular techniques. Water Sci Technol. 37(4/5):1998;125-129.
20. Schramm A., De Beer D., Wagner M., Amann R. Identificationn and activities in situ of Nitrosospira and Nitrospira spp. as dominant population in a nitrifying fluidized bed reactor. Appl Environ Microbiol. 64:1999;3480.
21. Peddie C.C., Mavinic D., Jenkins C.J. Use of ORP for monitoring and control of aerobic sludge digestion. J Environ Eng. 116(3):1990;461-471.
22. Wareham D.G., Mavinic D. Sludge digestion using ORP-regulated aerobic-anoxic cycles. Water Res. 28:1994;373-384.
23. Demouline G., Goronszy M. Co-current nitrification denitrification and biological P-removal in cycle activated sludge plants by redox controlled cycle operation. Water Sci Technol. 35(1):1997;215-224.
24. Yu R.F., Liaw S.L., Cchang C.N., Lu H.J., Cheng W.Y. Monitoring and control using on-line ORP on the continuous-flow activated sludge batch reactor system. Water Sci Technol. 35(1):1997;57-66.
25. Charpentier J., Martin G., Wacheux H., Gilles P. ORP regulation and activated sludge. 15 years of experience Water Sci Technol. 38(3):1998;197-208.
26. Li B., Bishop P.L. The application of ORP in activated sludge wastewater treatment processes. Environ Eng Sci. 18(5):2001;309-321.
27. Li B, Bishop PL. Oxidation-reduction potential (ORP) regulation of nutrient removal in activated sludge wastewater treatment plants. Water Environ Res 2003, in press.
28. Aman A, Bishop PL. Improved aeration efficiency using intermittent aeration at the Mill Creek wastewater treatment plant. Proceedings of the 72nd Annual Water Environment Federation Conference, New Orleans, LA, 1999.
29. Revsbech N.P. Oxygen microelectrode that is insensitive to medium chemical composition. use in an acid microbial mat dominate by Cyanidium caldarium Appl Environ Microbiol. 45(3):1983;755-759.
30. Zhang T.C., Bishop P.L. Evaluation of substrate and pH effects in a nitrifying biofilm. Water Environ Res. 68:1996;1107-1115.
31. Bishop P.L., Yu T. A microelectrode study of redox potential change in biofilms. Water Sci Technol. 39(7):1999;179-185.
32. De Beer D., Van Den Heuvel J.C., Ottengraf S.P.P. Microelectrode measurement of the activity distribution in nitrifying bacterial aggregates. Appl Environ Microbiol. 59(2):1993;573-579.
33. Andrussow L. Diffusion. In: Hellwege KH, editor. Landolt-Bornstein Zahlenw, Funct. vol. 2/5a. Berlin, Germany: Springer; 1969.
34. 2 microsensor. Geochim Cosmochim Acta. 59:1995;231-237.
35. Schramm A., Larsen L.H., Revsbech P.N., Ramsing B.N., Amann R., Schleifer H.K. Structure and function of a nitrifying biofilm as determined by in situ hybridization and the use of microelectrodes. Appl Environ Microbiol. 62:1996;4641-4647.
36. Li B., Bishop P.L. Modeling of the micro-environment of activated sludge floc with experimental and theoretical methods. J Environ Eng Sci. 2(1):2003;27-37.
37. Seviour RJ, Blackall LL. The microbiology of activated sludge. Netherlands: Kluwer Academic Publishers; 1999. p. 219-20.
38. Satoh H, Nakamura Y, Ono H. Microelectrode measurements of nitrification in activated sludge. Proceedings of the Third IWA Annual Conference, Melbourne, Australia, 2002.
39. Bertanza G. Simultaneous nitrification-denitrification process in extended aeration plant. pilot and real scale experiences Water Sci Technol. 35(6):1997;53-61.
40. Zhao H.W. Controlling factors for simultaneous nitrification and denitrification in a two-stage intermittent aeration process treating domestic sewage. Water Res. 33(4):1998;961-970.
41. Bock E., Schmit I., Stuven R., Zart D. Nitrogen loss caused by denitrifying Nitrosomonas cells using ammonium or hydrogen as electron donors and nitrite as electron acceptor. Arch Microbiol. 163:1995;16-20.
42. Rasmussen K., Lewandowski Z. The accuracy of oxygen flux measurements using microelectrodes. Water Res. 32(12):1998;3747-3755.
43. Koch F.A., Oldham W.K. Oxidation-reduction potential - a tool for monitoring control and optimization of biological nutrient removal systems. Water Sci Technol. 17(11-12):1984;259-281.
44. Heduit A., Thevenot D. Relation between redox potential and oxygen levels in activated sludge reactors. Water Sci Technol. 21:1989;947-956.
45. Yu T., Bishop P.L. Stratification of microbial metabolic processes and redox potential changes in an aerobic biofilm study using micro electrodes. Water Sci Technol. 37(4-5):1998;195-198.