文档介绍：第 30卷第 11期工业水处理 Vol-30
2010年 11月 Industria1 WaterTreatment Nov.,2010
两级BAF处理高浓度尿素废水影响因素研究
任源,闫立龙,马放
(,黑龙江哈尔滨 150090;
,黑龙江哈尔滨 150030)
[摘要]采用两级 BAF处理某石化厂高浓度冷凝液废水,考察了尿素容积负荷、氨氮容积负荷、pH及滤床高度
对两级 BAF去除尿素效果的影响。结果表明,BAF处理高浓度尿素废水可行,当进水平均尿素容积负荷、氨氮负荷
分别为、0~3kg/(m ·d),pH~~,两级 BAF对尿素的去除率>85%。
[关键词】曝气生物滤池;尿素;废水处理;化肥生产废水
[中图分类号] [文献标识码]B [文章编号]2005—829x(201o)11-0o49—03
Studyon the factors influencingthe treatment ofurea wastewater by usingthe
two—stagebiological aerated filter
RenYuan ,Yan Lilong2,MaFang
( ofMunicipal and Environmental Engineering,Harbin Institute ofTechnology,Harbin 150090, Engineering,Harbin Institute Environmental and ( ofMunicipal
China;,Harbin Environment,Northeast150030,China) andofResource Agricultural
Abstract:The biological aerated fiher(BAF)has been utilized for treating the chemical condensate wastewater with with wastewater condensate chemical the treating for fiher(BAF)hasAbstract:The aerated utilized been biological
high urea concentration ina petrochemical theeffects offactors such as urea volume load。ammonia—
ni trogenni concentration volume load,pH and height BAFof onurea removal efficiencyare results
show feasible is highlytreatto thatit concentrated urea wastewaterby using hen the average ure