UNITANK工艺处理制药废水中试

UNITANK工艺处理制药废水中试20o4V01．20中国给水排水CHINAWATER＆WASTEWATERNo．10UNITANK工艺处理制药废水中试祁佩时，李欣，刘云芝(哈尔滨工业大学市政环境工程学院，黑龙江哈尔滨150090)摘要：为了解UNITANK工艺处理高浓度有机废水的运行特性，进行了处理制药废水的试验。结果表明，采用六阶段的运行方式可使处理效果更稳定；当反应器的容积负荷为1．0—1．2kgCOD／(m·d)时COD去除率>85％，出水COD<250mg／L；在含盐量为6000—15000mg／L的范围内，盐度不仅对有机物的去除无影响，相反还可以改善污泥的凝聚性能。关键词：制药废水；UNITANK；六阶段运行；负荷中图分类号：X703．1文献标识码：C文章编号：1000—4602(2004)10—0043—03PilotTestonUNITANKProcessforMedicineWastewaterTreatmentQIPei．shi。LIXin。LIUYun．zhi(SchoolofMunicipalandEnvironmentalEngineering，HarbinInstituteofTechnology，Harbin150090，China)Abstract：ApilottestonmedicinewastewatertreatmentusingUNITANKprocesswasconductedinordertounderstandtheoperationalcharacteristicsofUNITANKprocessinthecourseoftreatinghighcon-centrationorganicwastewater．Resultshowsthattheoperatingmodewithsix-stagecanmakethetreatmenteffectmorestabilized．CODremovalefficiencyismorethan85％andefluentCODislessthan250mg／Lunderthereactorvolumeloadingof1．0—1．2ksCOD／(m·d)．Asforthesalinityinfluence，when88．-linityrangeis6000—15000mg／L，ce