Fenton_混凝沉淀法预处理锂电池加工高浓度废水_管锡珺 (1)

Fenton_混凝沉淀法预处理锂电池加工高浓度废水_管锡珺 (1)Fenton要混凝沉淀法预处理锂电池加工高浓度废水管锡珺袁仇模凯袁夏丽佳袁张明辉袁陈修硕袁刘晓茹袁唐振渊青岛理工大学环境与市政工程学院袁山东青岛266033冤咱摘要暂采用Fenton要混凝沉淀法处理锂电池盖板冲洗废水袁研究其最佳反应条件袁并探讨各因素的影响机理遥结果表明院室温条件下袁在Fenton反应阶段袁30%H2O2投加量为12.5mL/L尧FeSO4窑7H2O投加量为4.0g/L尧pH为2.5尧反应时间为1h时袁COD去除率可达91.81%曰Fenton反应出水用PAC混凝沉淀法进行再处理袁pH为中性或偏碱性尧PAC投加量为80mg/L条件下袁最终出水COD去除率可达93.9%遥咱关键词暂Fenton试剂曰混凝曰沉淀曰锂电池加工废水咱中图分类号暂X703咱文献标识码暂A咱文章编号暂1005-829X渊2018冤12-0076-05Pretreatmentofhigh鄄concentrationlithiumbatteryprocessingwastewaterbyFenton-coagulationprecipitationmethodGuanXijun袁QiuMokai袁XiaLijia袁ZhangMinghui袁ChenXiushuo袁LiuXiaoru袁TangZhen渊SchoolofEnvironmentalandMunicipalEngineering袁QingdaoUniversityofTechnology袁Qingdao266033袁China冤Abstract院Fenton-coagulationprecipitationmethodhasbeenusedfortreatingthewastewaterfromlithiumbatterycover鄄boardrinsing.TheoptimalreactionconditionsofCODremovalbyFenton-coagulationprecipitationmethodhavebeeninvestigated袁andthentheinfluencemechanismsoffactorsdiscussed.TheresultsshowthattheremovalrateofCODis91.81%袁atroomtemp