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High Ammonium Wastewater Treatment of Stirred Tank Anammox Reactor using Polyvinyl Alcohol/Alginate Gel as Biomass Carrier
http://hdl.handle.net/2298/16792
http://hdl.handle.net/2298/167927f02c125-b046-41d6-8450-ebd6fb921a7f
名前 / ファイル | ライセンス | アクション |
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JSWTB_46_2_2010_109-117.pdf (1.2 MB)
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Item type | 学術雑誌論文 / Journal Article(1) | |||||
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公開日 | 2010-11-09 | |||||
タイトル | ||||||
言語 | en | |||||
タイトル | High Ammonium Wastewater Treatment of Stirred Tank Anammox Reactor using Polyvinyl Alcohol/Alginate Gel as Biomass Carrier | |||||
言語 | ||||||
言語 | eng | |||||
キーワード | ||||||
主題 | High Ammonium Wastewater Treatment, Anammox Reactor, Alcohol, Biomass Carrier, immobilized sludge, PVA, wastewater treatment, Alginate Gel | |||||
資源タイプ | ||||||
資源タイプ | journal article | |||||
著者 |
Lai, MINH QUAN
× Lai, MINH QUAN× Tran, THANH LIEM× Do, PHUONG KHANH× Furukawa, Kenji |
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内容記述 | ||||||
内容記述 | Appropriate biomass retention in the reactor is crucial to the operation of the anaerobic ammonium oxidation (anammox) process due to the extremely slow growth rate of the bacterial population. In the present work, anammox sludge, immobilized in a poly vinyl alcohol (PVA)/sodium alginate gel, was studied to improve anammox biomass retention in the reactor. 150 m/ of concentrated anammox sludge (33.3g suspended solids /-1) was entrapped into a PVA/alginate aqueous solution (15% w/v PVA and 2% w/v alginate) at a volumetric ratio of 1:1 that was then solidified in a solution containing 50% w/v NaNO3 and 2% w/v CaCl2. The anammox activity increased gradually and reached a maximum nitrogen loading rate of 9.9 kg-N m-3 d-1, with a removal efficiency of more than 80% even at a low hydraulic retention time of 2.67 h, after 250 days of operation when the bicarbonate concentration was increased to 1.0gl-1 as KHCO3 from day 145. A porous structure in the PVA/alginate immobilized biomass beads was observed by scanning electron microscopic (SEM) analysis. This study shows the potential for the treatment of wastewaters containing high ammonium and low carbon, such as digester liquor, using PVA/alginate gels for whole cell entrapment of anammox sludge. | |||||
書誌情報 |
日本水処理生物学会誌 巻 46, 号 2, p. 109-117, 発行年 2010-06-15 |
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書誌レコードID | ||||||
収録物識別子 | AN00351126 | |||||
DOI | ||||||
関連タイプ | isIdenticalTo | |||||
関連識別子 | https://doi.org/10.2521/jswtb.46.109 | |||||
フォーマット | ||||||
内容記述 | application/pdf | |||||
形態 | ||||||
1213370 bytes | ||||||
著者版フラグ | ||||||
出版タイプ | VoR | |||||
日本十進分類法 | ||||||
主題 | 518 | |||||
その他の言語のタイトル | ||||||
その他のタイトル | PVAとアルギン酸ソーダで包括固定化したanammoxゲルを用いる高濃度NH4-N含有排水の処理 | |||||
タイトル(ヨミ) | ||||||
その他のタイトル | PVA ト アルギンサン ソーダ デ ホウカツ コテイカ シタ anammox ゲル オ モチイル コウノウド NH4-N ガンユウ ハイスイ ノ ショリ | |||||
出版者 | ||||||
出版者 | 日本水処理生物学会 | |||||
出版者(ヨミ) | ||||||
Japanese Society of Water Treatment Biology | ||||||
資源タイプ | ||||||
内容記述 | 論文(Article) | |||||
資源タイプ・ローカル | ||||||
雑誌掲載論文 | ||||||
資源タイプ・NII | ||||||
Journal Article | ||||||
資源タイプ・DCMI | ||||||
text | ||||||
資源タイプ・ローカル表示コード | ||||||
01 |