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SBNR process에서 암모니아 부하가 N₂O 발생에 미치는 영향
장광언,장현섭,황선진 경희대학교 2004 環境硏究 論文集 Vol.13 No.-
A laboratory scale BNR reactor was built to study the fate of N₂O production during BBNR(Bhortcut Biological' Nitrogen Removal. process and A/O process. Nitrous oxide(N₂O) is emitted from wastewater treatment processes. It is known as a greenhouse gas that contributes to global warming. Therefore it is importance to develop technology, that can suppress N₂O emission. Especially, N₂O emission' from the SBNR process was higher than that of A/O process. When a ono loading was increased(0.15 ∼ 0.6g/㎥day), dissolved N₂O concentration of nitrification was increased. And when nitrite concentration of aerobic basin was increased(0 ∼200 mg/L). N₂O emission rate was increased. As a results of this study, BURN process had an more effect on N₂O emission than A/O process.