Fenton技术在垃圾渗滤液处理工程中的应用
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2020-04-09 14:18:42
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第2121卷第5期20162016年9月集美大学学报(自然科学版)JournalofJimeiUniversity(NaturalScience)JournalofJimeiUniversity(NaturalScience)Vol.21No.5Vol.21No.5Sep.2016Sep.2016[文章编号]1007-7405(2016)05-0345-07[文章编号]1007-7405(2016)05-0345-07Fenton技术在垃圾渗滤液处理工程中的应用巫晶晶u,张亚平u,张金丽u(1.(1.集美大学食品与生物工程学院,福建厦门361021;2.361021;2.集美大学环境工程研究所,福建厦门361021)361021)[摘要][摘要]以去除垃圾渗滤液生化出水中的C0DCrC0DCr和腐殖酸相对含量(UV254)(UV254)为研究内容,对FentonFenton技术应用及其工艺技术条件优化进行了实验室条件下的模拟试验研究。结果表明,1)1)快速FentonFenton工艺优化条件为:初始pHpH值为4.0,H2024.0,H202投加量为1500mg/L,Fe2+1500mg/L,Fe2+投加量为500mg/L500mg/L,静置时间120min120min,C0DCrC0DCr由处理前的652mg/L652mg/L降到处理后的300.06mg/L300.06mg/L,去除率达53.99%;2)53.99%;2)光催化FentonFenton氧化优化条件为:初始戸只值为4.04.0,氏〇2投加量为10001000爪吕几,紫外灯功率为7272贾,反应时间为120120爪^,匚00&00&由处理前的300.06mg/L300.06mg/L降到处理后的86.4mg/L86.4mg/L,去除率达71.1871.18%。说明,该工艺对处理垃圾渗滤液生化出水是有效的,可进行大规模的中试研究。[关键词][关键词]垃圾渗滤液;快速Fenton;Fenton;光催化FentonFenton[中图分类号]X703[中图分类号]X703ApplicationofFentonReactionTechnologyinLandfillLeachateTreatmentWUJing-jing1,2,ZHANGYa-ping1,2,ZHANGJin-li1,2(1.CollegeofFoodandBiologicalEngineering(1.CollegeofFoodandBiologicalEngineering,JimeiUniversityJimeiUniversity,Xiamen361021Xiamen361021,ChinaChina;2.InstituteofEnvironmentalEngineering2.InstituteofEnvironmentalEngineering,JimeiUniversityJimeiUniversity,Xiamen361021Xiamen361021,China)China)Abstract:TheremovalratioofC0DCrandhumicacidrelativecontent(UV254),viatheFentonprocess,wereinvestigatedinlandfillleachatebiochemicaleffluent.LaboratoryexperimentswereconductedtodeterminetheoptimalconditionsofFentonprocess.TheresultsindicatedthattheoptimalparametersinsecondkillFentonprocesswereasfollows:theinitialpH4.0,^0。dosage1500mg/L,Fe2+dosage500mg/Landreactiontime120min.Undertheseconditions,C0DCrwasreducedfrom652mg/Lto300.06mg/Landtheremovalratiowas53.98%.TheoptimalreactionconditionsinphotocatalyticFentonprocesswereasfollows:theinitialpH4.0,H202dosage1000mg/L,UVlamppower72Wandreactiontime120min.Underwhich,C0DCrwasreducedfrom300.06mg/Lto86.4mg/Landtheremovalratiowas71.18%.Accordingtotheresults,Fentonoxidationpr
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