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竹炭-微生物联合法对沼液中氨氮的去除

蒋小丽 杨志敏 陈玉成 张馨蔚 刘江国 高萌 李杰霞

环境工程学报2012,Vol.6Issue(6):1801-1804,4.
环境工程学报2012,Vol.6Issue(6):1801-1804,4.

竹炭-微生物联合法对沼液中氨氮的去除

Ammonia nitrogen removal from biogas slurry by bamboo charcoal-microbe

蒋小丽 1杨志敏 2陈玉成 2张馨蔚 1刘江国 1高萌 1李杰霞3

作者信息

  • 1. 西南大学资源环境学院,重庆400716
  • 2. 西南大学资源环境学院,重庆400716 重庆市农业资源与环境重点实验室,重庆400716
  • 3. 四川省宜宾市兴文县环保局,宜宾644000
  • 折叠

摘要

Abstract

An experiment was carried out to establish the optimal operating conditions for a combined treatment of bamboo charcoal and microbes(BCM) to remove ammonia nitrogen from biogas slurry.The treatment showed a high removal efficiency when the bamboo charcoal was applied at the rate of 30 g/L,inoculated bacterium solution was at the concentration of 3%,pH value between 7.0~8.0,DO at the value of 2 mg/L,and HRT of 48 h.The removal dynamics could be described as a first order equation(i.e.C=272.56e-0.0148).The synergistic reaction between bamboo charcoal adsorption and microbial degradation(48.45%) could be one major reason that BCM showed a great removal efficiency when compared with the separated treatment by bamboo-charcoal or microbes.

关键词

竹炭/微生物/沼液/氨氮

Key words

bamboo charcoal/microorganism/biogas slurry/ammonia nitrogen

分类

资源环境

引用本文复制引用

蒋小丽,杨志敏,陈玉成,张馨蔚,刘江国,高萌,李杰霞..竹炭-微生物联合法对沼液中氨氮的去除[J].环境工程学报,2012,6(6):1801-1804,4.

基金项目

国家“十一五”科技支撑计划项目 ()

重庆市科技攻关重点项目 ()

环境工程学报

OA北大核心CSCDCSTPCD

1673-9108

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