N2O production in a single stage nitritation/anammox MBBR process

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Egli K., Fanger U., Alvarez P. J., Siegrist H., van der Meer J. R., Zehnder A. J., (2001). Enrichment and characterization of an anammox bacterium from a rotating biological contactor treating ammonium-rich leachate. Archives of microbiology 175, (3), 198-207. Egli K., Bosshard F., Werlen C., Lais P., Siegrist H., Zhender A.J.B., vad der Meer J.R., (2003). Microbial composition and structure of a rotating biological contactor biofilm treating ammonium-rich wastewater without organic carbon. Microbial Ecology, 45, 419- 432. Firestone M., Smith M., Firestone R., Tiedje J., (1979). The influence of nitrate, nitrite and oxygen on the composition of the gaseous products of denitrification in soil. Soil Science Society of America Journal, 43, 1140-1144. Fux C., Boehler M., Huber P., Brunner I., Siegrist H., (2002). Biological treatment of ammonium-rich wastewater by partial nitritation and subsequent anaerobic ammonium oxidation (anammox) in a pilot plant. Journal of Biotechnology, 99, 295-306. Fux C., Egli K., van der Meer J.R., Siegrist H., (2003). The anammox process for nitrogen removal from waste water. EAWAG news 56 (November 2003), 20-21. Fux C., Siegrist H., (2004). Nitrogen removal from sludge digester liquids by nitrification/denitrification or partial nitritation/anammox: environmental and economical considerations. Water Science and Technology, 50, (10), 19-26. Gejlsbjerg B., Frette L., Westermann P., (1997). Dynamics of N2O production from activated sludge. Water research, 32, (7), 2113-2121. Gillberg L., Hansen B., Karlsson I., Nordstöm Enkel A., Pålsson A., (2003). About water treatment. ISBN 91-631-4344-5, Helsingborg, Kemira Kemwater. Gray N., (2004). Biology of wastewater treatment (2nd Edition). Imperial College Press, London. Series editor. Bell J. Centre of environmental technology, imperial college. Gut L. (2006) Assessment of a partial nitriation/ Anammox system for nitrogen removal. Licentiate thesis, Department of Land and Water Resources Engineering, Royale Institute Of Technology, Stockholm, Sweden Helmer C., Tromm C., Hippen A., Rosenwinkel K-H., Seyfried C.F., Kunst S., (2001). Single stage biological nitrogen removal by nitritation and anaerobic ammonium oxidation in biofilm systems. Water Science and Technology, 43, (1), 311-320. Henze, M., HarremoësP., la Cour Jansen J., Arvin E., (1997), Wastewater Treatment 2nd edition. ISBN 3-540-62702-2. Berlin Heidelberg, Springer-Verlag. 56
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Page 1:
Water and Environmental Engineering
Page 5 and 6:
Summary Wastewaters contain abundan
Page 7:
Acknowledgements I would like to ex
Page 11 and 12:
Table of content Chapter 1 ........
Page 13 and 14:
Chapter 1 1. Introduction Nitrogen
Page 15 and 16:
1.3 Objectives The aim with this ma
Page 17 and 18: Chapter 2 2. Background 2.1 Biologi
Page 19 and 20: are intermediates in the chemical r
Page 21 and 22: minimum concentration of 2 mg/l sho
Page 23 and 24: 2.3 Biofilm reactors Biofilm reacto
Page 25 and 26: 2.3.4 Moving bed reactor Another wa
Page 27 and 28: To enable efficient nutrient remova
Page 29 and 30: The Canon process is often implemen
Page 31 and 32: 2.5.1 Nitrification as a source of
Page 33 and 34: Table 3. N 2O emission from differe
Page 35 and 36: The microsensor is connected to a p
Page 37 and 38: Chapter 3 3. Material and Methods 3
Page 39 and 40: 3.3 Analytical methods Concentratio
Page 41 and 42: Figure 11. Calibration setup for mi
Page 43 and 44: Chapter 4 4. Results 4.1 Process pe
Page 45 and 46: 10 8 DO concentration, pH & tempera
Page 47 and 48: concentration), while the maximum p
Page 49 and 50: of N2O during aeration was slightly
Page 51 and 52: Table 13. Average N 2O concentratio
Page 53 and 54: 12 NO₂-N (mg/l) 10 8 6 4 2 NO₂-
Page 55 and 56: Aeration 1.6 (l/min) with carriers
Page 57 and 58: % produced N₂O 12 10 8 6 4 2 Prod
Page 59 and 60: laboratory system might be underest
Page 63: 6. Conclusions The following conclu
Page 67: 8. References Abma W.R., Schultz C.
Page 71 and 72: Metcalf & Eddy I. (2003). Wastewate
Page 73: van Niftrik L.A., Fuerst J.A., Sinn
Page 79 and 80: Appendix B Calculations of N2O emis
Page 81 and 82: The rN value is calculated with the
Page 83 and 84: Appendix C Microsensor measurements
Page 85 and 86: 12 090927 Prolonged unaerated perio
Page 87: 12 091016 Continuously operation, D
Page 90 and 91: 350 090921 NH₄-N 350 090922 NH₄
Page 92 and 93: 300 090926 Prolonged unaerated peri
Page 94 and 95: 091010 NOx-N 091013 NOx-N NOx-N (mg
Page 96 and 97: 35 091015 NO₃-N 70 091016 NOx-N 3
Page 98 and 99: 350 091018 NH₄-N 35 091018NO₃-N
Page 100 and 101: The bacteria performing the microbi
Page 102 and 103: Typical profiles of how N2O and DO
Page 104 and 105: 12 10 091014 Continously operation,
Page 106: Mulder A.V.A, Robertson L.A., Kuene
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N2O production in a single stage nitritation/anammox MBBR process

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