نتایج جستجو برای: anaerobic sequencing batch biofilm reactor asbbr

تعداد نتایج: 232434  

Journal: :تحقیقات نظام سلامت 0
سارا مستعد کارشناس ارشد مهندسی محیط زیست، گرایش آب و فاضلاب، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات اهواز، اهواز، ایران. محمد مهدی امین دانشیار، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان ،اصفهان، ایران. امیر حسام حسنی دانشیار ،گروه مهندسی محیط زیست، دانشکده محیط زیست و انرژی، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات تهران، تهران، ایران. افشین تکدستان استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی جندی شاپور، اهواز، ایران.

background: the disposal the wastewater sugar extraction to the rivers and environment cause contamination and is considered as a threat to the marine life and the environment. thus, treatment of the wastewater is necessary. investigating the reduction of the pollution load of cane industry with anaerobic sequencing batch biofilm reactor (asbbr) in the laboratory scale is the purpose of this st...

اصطبار, مریم, جرفی, سهند, فرزادکیا, مهدی,

Background and Aim: Formaldehyde is an organic chemical with widespread applications as a raw material in many industries. Industrial effluents with high contents of formaldehyde should be treated because of their carcinogenic and mutagenic effects. The objective of this study was to determine the efficacy of the anaerobic sequence batch biofilm reactor (ASBBR) for formaldehyde biodegradation. ...

This study investigated the microbial community in a full scale anaerobic baffled reactor and sequencing batch reactor system for oil-produced water treatment in summer and winter. The community structures of fungi and bacteria were analyzed through polymerase chain reaction–denaturing gradient gel electrophoresis and Illumina high-throughput sequencing, respectively. Chemical oxygen demand eff...

Journal: :global journal of environmental science and management 2016
q. xie s. bai y. li l. liu s. wang

this study investigated the microbial community in a full scale anaerobic baffled reactor and sequencing batch reactor system for oil-produced water treatment in summer and winter. the community structures of fungi and bacteria were analyzed through polymerase chain reaction–denaturing gradient gel electrophoresis and illumina high-throughput sequencing, respectively. chemical oxygen demand eff...

2017
Kai Li Fang Fang Han Wang Chao Wang Youpeng Chen Jinsong Guo Xixi Wang Fuyang Jiang

To investigate the pathways of nitrogen (N) removal and N2O emission in a one-stage autotrophic N removal process during the non-aeration phase, biofilm from an intermittent aeration sequencing batch biofilm reactor (SBBR) and organic carbon-free synthetic wastewater were applied to two groups of lab-scale batch experiments in anaerobic conditions using a 15N isotopic tracer and specific inhibi...

2015
Q. Xie S. Bai Y. Li L. Liu S. Wang J. Xi

69 ABSTRACT: This study investigated the microbial community in a full scale anaerobic baffled reactor and sequencing batch reactor system for oil-produced water treatment in summer and winter. The community structures of fungi and bacteria were analyzed through polymerase chain reaction–denaturing gradient gel electrophoresis and Illumina highthroughput sequencing, respectively. Chemical oxyge...

2009
Grzegorz Cema

.................................................................................................................................................... 1 I – INTRODUCTION .................................................................................................................................... 2 II – BACKGROUND .................................................................................

Journal: :Journal of environmental sciences 2015
Artur Mielcarek Joanna Rodziewicz Wojciech Janczukowicz Arthur J Thornton Tomasz Jóźwiak Paula Szymczyk

A series of investigations were conducted using sequencing batch biofilm reactor (SBBR) to explore the influence of C:N:P ratio on biological dephosphatation including the denitrifying dephosphatation and the denitrification process. Biomass in the reactor occurred mainly in the form of a biofilm attached to completely submerged disks. Acetic acid was used as the source of organic carbon. C:N:P...

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