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1674-9669201201-0067-05:2011-12-04:(51174239);(10JJ3001);(20090461028、201003526):(1987-),,,,E-mail:mingxueer45@126.com.:(1975-),,,,、,E-mail:zhujy@mail.csu.edu.cn.a,a,a,b,b(,a.,410083;b.,410083):,,.,、,,.:;;;:X522:ARemediationtechnologyforriversedimentpollutedbyheavymetalsLIMing-minga,GANMina,ZHUJian-yua,b,CHAILi-yuanb(a.SchoolofMineralsProcessingandBioengineering;b.SchoolofMetallurgicalScienceandEngineering,CentralSouthUniversity,Changsha410083,China)Abstract:ThispaperreviewsthesedimentremediationtechnologypollutedbyheavymetalsonthebasisofthecurrentsituationofheavymetalpollutioninChina.Thebioremediationmethodofheavymetalremovalisdescribed.Bioremediationmethodisselectedasapromisingmethodwhichprovidestheoreticalbasisfordealingwiththeheavymetalinsedimentconsideringtheremovalefficiency,processingcostandenvironmentsafety.Keywords:sediment;heavymetalpollution;remediationtechnology;bioleaching0.,[1-2].[3].,.,,[4],,,、,,、,,.[5-6],,,、、[7-9].,,、,.3120122Vol.3No.1Feb.2012NonferrousMetalsScienceandEngineering.1,,,.,:Cu,Pb,Zn,70~90cm,CuRI[10].,Zn,ZnCuPb[11].,Cd,Zn,Pb,Cd,,Zn[12].(),Cu,Pb,Zn,CrMn[13].,,Pb、Zn,,As、Cr,,Hg、Pb、Cd[14].,Cu,Zn,CdPb,PI2.23~18.11,Cu,Zn,CdPb13.82,50.83,0.103,2.91mg/mL[15].,Cd,Pb,AsCu,Hg,CrZn,,Hg,CrZn,[16].2010,As,Cr,Cd,Pb,Hg[17].,.Pb,Pb1827.6mg/kg,《》(GB3838-2002)[18].Hankanson,PbAs,,,[19].,,.,,.22.1,..、[20].,,.、、;,,400m3[21].[22]、[23].,,,.,,.,、.,,[24].,.,,.,,.2.2、2012268,:,,,EDTA、、、、,,...,[25],42%2%Cd,Cr,Pb,Zn,Ni90%.,,.、,,.,,,,[26].,,,,,.2.3(、).、-.2.3.1、、,、.3,、.、、,.,,、、3Cd,,、.Cd3[27].,,,,,.,.,.2.3.2.,、、.、(Pb2+、Cu2+、Cr2+)[28].,,,,,,,.2.3.3.、.,.,,、、、、,Fe3+,Mn2+,Ni2+,Zn2+,Cu2+40,8,10,4,4mg/L,95.3%,93.1%,98.2%,89.9%,95.6%[29].H2S,,,..,,,(Trichodermalhd)28℃pH112h,Cr(VI)99%[30].,.,、、3169、,(、).、,[31-32].,(Thiobacillus)、(Sulfobacillus)、(Acidianus)、(Leptospirillumferrooxi-das)、(Acidiphilium).,:,,.,,,,,Zn、Cd、Cu、Hg、As,Zn、Cd、Cu95.3%,84.4%,90.1%,As、Hg、Pb,(F4)(F5),[33].,.、、,,,pH,O2CO2,,[34].,,、.2.3.4-,,.,,,,、,,[35].,..-,.,,.3.,,.,,,.,,,,,,,,.,,,,.,,,,,,,.:[1]H.Akcay,A.Oguz,C.Karapire.Studyofheavymetalpollutionandspeciationinbuyakmenderesandgedizriversediments[J].WaterRes.2003,37:813-822.[2]O.R.Susana,D.L.Daniel,L.Lazaro,etal.AssessmentofheavymetallevelsinAlmendaresRiversediments-HavanaCityCuba[J].WaterRes,2005,39:3945-3953.[3]M.Legret,V.Colandini.Effectsofaporouspavementwithreservoirstructureonrunoffwater:waterqualityandfateofheavymetals[J].WaterScienceandTechnology,1999,39(2):111-117.[4]N.Caille,C.Tiffreau,C.Leyval,etal.Solubilityofmetalsinananoxicsedimentduringprolongedaeration[J].TheScienceoftheTotalEnvironment,2003,301(1-3):239-250.[5]T.A.DelValls,J.Blasco,M.C.Sarasquete,etal.Evaluationofheavymetalsedimenttoxicityinlittoralecosystemsusingjuvenilesofthefishsparusaurata[J].EcotoxicologyandEnvironmentalSafety,1998,41(2):157-167.[6]J.Widada.Recentdevelopmentsinmoleculartechniquesforidentificationandmonitoringofxenobiotic-degradingbacteriaandtheircatabolicgenesinbioremediation[J].Appl.Microbiol.Biotechnol,2002,60(1):45-59.[7]EveRiser-Roberts.Remediationofpetroeamcontaminatedsite,2012270Bilolgical,physicalandchemicalprocesses[M].NewYork:LewisPublishers,1998:277-291.[8]LiTaiping,YuanSonghu,ZhongJin.Hydroxypropyl-7-cyclodextrinenhancedelectrokineticremediationofsediment.contaminatedwithHCBandheavymetals[J].JournalofHazardousMaterials,2010,176:306-312.[9]P.Kelderman,A.A.Osman.Effectofredoxpotentialonheavymetalbindingformsinpollutedcanalsedimentsindelft[J].WaterResearch,2007,41:4251-4261.[10],,,.[J].,2010,27(2):180.[11],.[J].,2006,29(11):2.[12],,.[J].,2004,23(3):321-324.[13],,,.()[J].,2004,39(6):105.[14].[D].:,2009.[15],,,.[J].,2005,18(3):5-10.[16],,,.[J].,2005,24(1):106-107.[17]L.Y.Chai,Z.X.Wang,Y.Y.Wang,etal.IngestionrisksofmetalsingroundwaterbasedonTINmodelanddose-responseassessment-acasestudyintheXiangjiangwatershed,central-southChina[J].ScienceoftheTotalEnvironment,2010,408(16):3118-3124.[18],,.[J].,2009,34(6):34-36.[19],,,.[J].,2009,5(4):45-52.[20].[D].:,2010.[21],,.[J].,2010,28(12):23.[22].[J].,2008,28(4):138-139.[23].,,.[J].,2008,24(2):6-11.[24],.[J].,1997,181:65-69.[25],,,.[J].,2002,25(2):43-46.[26],,,.[J].,2010,4(1):8.[27],,,.Cd[J].,2005,8(3):325-327.[28],,.[J].,2006,35(9):536.[29],.[J].,2005,25(9):1-3.[30],,,.[J].,2010,19(3):353-356.[31]R.D.Tyagi,T.R.Sreekrishnan,J.F.Blais,etal.Effectofdissolvedoxygenonsludgeacidi-ficationduringtheSSDML-process[J].WaterAirSoilPollution,1998,102(1-2):139-155.[32]Shen-yiChen,LinJih-gaw.Bioleachingofheavymetalsfromcontaminatedsedimentbyindigenoussulfur-oxidizingbacteriainanair-liftbioreactor:effectsofsulfurconcentration[J].WaterResearch,2004,38:3205-3214.[33]J.Y.Zhu,J.X.Zhang,L.Y.Chai,etal.Bioleachingofheavymetalsfromcontaminatedalkalinesedimentbyauto-andheterotrophicbacteriainastirredtankreactor[C]//Proceedingsofthe19thInternationalBiohydrometallurgySymposium,2011,Changsha:1122-1127.[34].、、[D].:,2008.[35],,,.[J].,2007,30(2):104.,:3171
本文标题:河流重金属污染底泥的修复技术研究进展
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