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两种生物膜反应器对黄河微污染水处理
TREATMENT OF SLIGHTLY POLLUTED YELLOW RIVER RAW WATER USING TWO BIOFILM REACTORS
【摘要】 通过MBBR工艺和陶粒生物滤池预处理黄河中下游微污染黄河水的对比试验研究,发现陶粒生物滤池和移动床生物膜反应器对CODMn的去除效果接近,但前者对UV254、三氯甲烷前体物和叶绿素a的去除效果均远远高于后者。陶粒生物滤池对氨氮的去除效果略高于移动床生物膜反应器,陶粒生物滤池出水中的亚硝酸盐氮浓度也较低。
【Abstract】 CODMn removal by bio-ceramic filter was similar to that by moving bed biofilm reactor,however,the former process demonstrated a much higher removal efficiency of UV254,chloroform precursors and chlorophyll a(Chla).Bio-ceramic filter also had better ammonia removal rate and nitrite in its effluent was lower.
【关键词】 移动床生物膜反应器;
陶粒生物滤池;
预处理;
黄河水;
【Key words】 moving bed biofilm reactor; bio-ceramic filter; pretreatment and Yellow River water;
【Key words】 moving bed biofilm reactor; bio-ceramic filter; pretreatment and Yellow River water;
【基金】 建设部研究开发项目(04-02-166)
- 【文献出处】 环境工程 ,Environmental Engineering , 编辑部邮箱 ,2007年02期
- 【分类号】TU991.2
- 【被引频次】14
- 【下载频次】353