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作者:

Yuan, Yue (Yuan, Yue.) | Liu, Jinjin (Liu, Jinjin.) | Ma, Bin (Ma, Bin.) | Liu, Ye (Liu, Ye.) | Wang, Bo (Wang, Bo.) (学者:王波) | Peng, Yongzhen (Peng, Yongzhen.) (学者:彭永臻)

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摘要:

This study presents a novel strategy to improve the removal efficiency of nitrogen and phosphorus from municipal wastewater by feeding sequencing batch reactor (SBR) with sludge alkaline fermentation products as carbon sources. The performances of two SBRs treating municipal wastewater (one was fed with sludge fermentation products; F-SBR, and the other without sludge fermentation products; B-SBR) were compared. The removal efficiencies of total nitrogen (TN) and phosphorus (PO43-P) were found to be 82.9% and 96.0% in F-SBR, while the corresponding values in B-SBR were 55.9% (TN) and -6.1% (PO43 - P). Illumina MiSeq sequencing indicated that ammonium-oxidizing bacteria (Nitrosomonadaceae and Nitrosomonas) and denitrifying polyphosphate accumulating organisms (Dechloromonas) were enriched in F-SBR, which resulted in NO2-N accumulation and denitrifying phosphorus removal via nitrite (DPRN). Moreover, feeding of sludge fermentation products reduced 862.1 mg VSS/d of sludge in the F-SBR system (volume: 10 L). (C) 2016 Elsevier Ltd. All rights reserved.

关键词:

Bacterial community Municipal wastewater Nitrogen and phosphorous removal Sludge fermentation products Sludge reduction

作者机构:

  • [ 1 ] [Yuan, Yue]Beijing Univ Technol, Engn Res Ctr Beijing, Natl Engn Lab Adv Municipal Wastewater Treatment, Beijing 100124, Peoples R China
  • [ 2 ] [Liu, Jinjin]Beijing Univ Technol, Engn Res Ctr Beijing, Natl Engn Lab Adv Municipal Wastewater Treatment, Beijing 100124, Peoples R China
  • [ 3 ] [Ma, Bin]Beijing Univ Technol, Engn Res Ctr Beijing, Natl Engn Lab Adv Municipal Wastewater Treatment, Beijing 100124, Peoples R China
  • [ 4 ] [Liu, Ye]Beijing Univ Technol, Engn Res Ctr Beijing, Natl Engn Lab Adv Municipal Wastewater Treatment, Beijing 100124, Peoples R China
  • [ 5 ] [Wang, Bo]Beijing Univ Technol, Engn Res Ctr Beijing, Natl Engn Lab Adv Municipal Wastewater Treatment, Beijing 100124, Peoples R China
  • [ 6 ] [Peng, Yongzhen]Beijing Univ Technol, Engn Res Ctr Beijing, Natl Engn Lab Adv Municipal Wastewater Treatment, Beijing 100124, Peoples R China

通讯作者信息:

  • 彭永臻

    [Peng, Yongzhen]Beijing Univ Technol, Engn Res Ctr Beijing, Natl Engn Lab Adv Municipal Wastewater Treatment, Beijing 100124, Peoples R China

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来源 :

BIORESOURCE TECHNOLOGY

ISSN: 0960-8524

年份: 2016

卷: 222

页码: 326-334

1 1 . 4 0 0

JCR@2022

ESI学科: BIOLOGY & BIOCHEMISTRY;

ESI高被引阀值:145

中科院分区:1

被引次数:

WoS核心集被引频次: 85

SCOPUS被引频次: 96

ESI高被引论文在榜: 0 展开所有

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