零价铁在含铀废水处理中的应用_赵素芬

零价铁在含铀废水处理中的应用_赵素芬-a477d8f749649b6649d7471cStudiesonTreatmentTechnologyforUraniumWastewaterbyZero-ValentIronSufenZHAO,ShengjunXIE,MengjieSHI,XiaogangAN,CaitingHECivilandEnvironmentalEngineeringDepartmentofEastChinaUniversityofTechnology,Fuzhou,Jiangxi,ChinaEmail:Sfzhao1973@163.comAbstract:Theremovalofuraniuminwaterisstudied.AffectionstoremovalofuraniumbypH,shakingtimeandstilltimeareinvestigated,andthebestvaluesarefound.Onthesametime,thetreatmenteffectbyironpowderiscomparedwithitsbyscrapiron.Anditisfindingthattheremovalrateofuraniumbyscrapironshigherthanbyironpowder.Intheend,theremovalmechanismofuraniumbyzero-valentironisdiscussed,anditfitsLangmuiradsorptionlaw.Keywords:uranium-containingwastewater;zero-valentiron;adsorptionlaw零价铁在含铀废水处理中的应用零价铁在含铀废水处理中的应用赵素芬，谢胜军，史梦洁，安小刚，贺彩婷赵素芬，谢胜军，史梦洁，安小刚，贺彩婷东华理工大学土木与环境工程学院，抚州，江西，中国Email:Sfzhao1973@163.com摘要：本文通过试验研究了零价铁处理含铀废水的效果及其影响因素，文中研究了pH，震荡时间、静止时间、铁的投加量等因素对铀去除率的影响，得到单因素分析的最佳实验条件。研究还对比了铁粉和废铁屑对铀废水的处理效果，发现废铁屑比铁粉对铀的去除率更高。最后分析探讨了铁粉和废铁屑对废水中铀的去除机理，指出零价铁对