LEF复合型絮凝剂处理含油废水的研究吕名云

第23卷第3期2009年5月甘肃联合大学学报(自然科学版)JournalofGansuLianheUniversity(NaturalSciences)Vol.23No.3May2009:2009-04-17.:(1975-),,,,,.　　:1672-691X(2009)03-0054-02LEF复合型絮凝剂处理含油废水的研究吕名云(,100020)　:,LEF,80%,95%,COD70%.、pH.:LEF;;:X703　　　:A　　、、,.,,,,.[1].、、、、、、、-.,[2].LEF(),,COD,.,LEF[3,4].、,,.　　,:pH7～9,COD30～80mg/L,2～25mg/L,10～50NTU.　1):.751,225nm,.2)COD:.3):.721,680nm,-.　,120r/min,40r/min.　　LEF10%、10%、,1、23.1,LEF、,LEF95%.,LEF,80%.DOI:10.13804/j.cnki.2095-6991.2009.03.0193　COD3,LEF、COD,70%.　　,LEF,、COD,,,,.,、,LEF.　[5],,..,“”[6,7].LEF,,ζ,,.,.　,、pH,.1):,,.,,5mg/L,50mg/L.2)pH:pH,pH,,pH,.,,[1].　LEF,COD,,、.20mg/L,,80%,5mg/L,.,.:[1],,.[J]..1991,17(1):1-12.[2].[J]..2008,28(4):1-5.[3]RAYMONDD,LETTERMAN.Anoverviewoffiltra-tion[J].JAWWA,1987,79(12):26-32.[4].[J]..2008,27(3):50-51.[5]W..[M].:,1993:286-287.[6],.[J]..1996,16(6):21-23.[7],,.─[J].,1997,16(6):590-599.[8],.[J]..2004,4(3):52-54.StudyontheTreatmentofOil-latentSewagebyLEFComplexFlocculantLMing-yun(ChinaRaolwayEngineeringConsultantsGroup,Beijing100055,China)Abstract:TestresultsshowthattheLEFcomplexflocculantishighlyefficientandtheoilremovalisabout80%.Moreovertheremovalrateofturbidityreaches95%andtheremovalrateofCODreachesabout70%.Thefocusesontheprimaryinfluentialfactsinsuchasinfluentoil-bearingconcentrationsandpHrangewerediscussed.Keywords:LEFflocculant;oil-bearingwastewater;oilremovalflocculant55第3期吕名云:LEF复合型絮凝剂处理含油废水的研究