城市污水处理厂污泥农用可行性研究与监测方法高翔

　　　201129　城市污水处理厂污泥农用可行性研究与监测方法高　翔1,2　　(1.,　210046;2.,　410007)　:在分析城市污水处理厂污泥的组成和性质的基础上,讨论了其用于农业资源化的可行性,污泥通过配比粉煤灰进行堆肥可降低重金属污染物含量,对比国内外污泥农用的监测项目和限制要求,可知在一定气候、地域条件下可达到标准限制要求。:城市污泥;农用;可行性;监测FEASIBILITYSTUDYANDMONITORINGMETHODOFAGRICULTURE-ORIENTEDSLUDGEFROMURBANSEWAGETREATMENTPLANTGaoXiang1,2(1.EnvironmentSchoolofNanjingUniversity,Najing210046,China;2.No.230InstituteofNuclearIndustry,Changsha410007,China)Abstract:Itwasdiscussedthefeasibilityofagriculture-orientedsludgefromurbansewagetreatmentplantbasedonanalyzingitscompositionandnature.Thecontentofheavymetalsinthesludgecanbeloweredbycompostingwiththemixofflyash.Itisknownthroughcomparingthemonitoringitemsandlimitedrequire-mentsofagriculture-orientedsludgeathomeandabroadthatthiscompostcanbeuptostandardconstraintsun-dercertainclimateandgeographicalconditions.Keywords:urbansludge;agriculture-oriented;feasibility;monitoring0　,400,34%,1000m3,38m3。,500,443,80%。,,,。,、,、。、、,()。,,、、。,。1　、、、,。、,:、、。,69%,,23%,92%,,。0.3%～0.5%()1%～2%()。2　,,230DOI:10.13205/j.hjgc.2011.s1.072　　　201129,。3,,;;。2.1　污泥中的养分价值N、P、K,BMo,。,,,,。5198(1),281g/kg,N29.5g/kg,P22.2g/kg,580g/kg。,。,、,(p0.01);,(p0.01),,。,。,,,,,。(112～450mg/kg),,、,、,。。,,,Vc。1　%n/(g·kg-1)5%25%75%90%Pk-s948.4～50.328.529.510.114.121.737.944.50.15-0.720.77986.0～37.521.422.26.601.0318.226.232.20.14-0.150.71991.40～12.15.405.802.402.624.387.269.110.62-0.020.3298112～45028728577.51562233174060.30-0.250.12　　,,。2.2　污泥中的重金属评价、,,。,,。,、,,。、,,,。,。,Zn,70%。Cu,10%。Hg、Cr、PbAs,As/、。,Ni,;Ni,Ni/。,,。,、(r=0.9696,r=0.9987),,;Zn,,Zn117.6mg/kg。,Zn15～20mg/kg,。3(19998000m2),,Cu、Zn、Pb3～4,Cr、Ni、As0.5～1,Cd10,Hg125。0～40cm,231　　　2011297:、、、、、,Hg、Cd、Ni1～2,。,19771992,Cd、Hg。2.3　污泥土地利用的潜力分析,、,、、、、、、。,(4.5%),30t,10%。,。,。,,、N、P、K,。,。,,:,,、,,,。,,,。,1984,,,,,,。2002,,,,、,,,。,PCB[a],0.2mg/kg3.0mg/kg;,,,,。,,。,,。,、、、,,。,,,,,,、、。,。,、。,CaO、MgO,pH12,。,。、、。,,(、、、、),,、,,、、、,。,,,,。,。,,,,。3　,,。,、,(2)。232　　　2011292　mg/kgABCd520395～1525201O/S1.5/1Hg51517574～18251081Pb3001000300840100～3001000200900100Cr60010001200300052001000900100As7575417510B150150Cu25050015004300500～1500300050080060Zn500100280075001000～3000100020002500/2000200/150Ni10020042042025～100500100200503000300033()0.2100μg/kg500　　GB4284-84《》,、。。(667m2)2000kg()。,,20,2。,、、,。,。:(4%),,(1%、2%、4%),。,1%,4%。,:,。,,、;,,,。、。4　,,。,,,,、。,。,,,,。、,。,、。,:CEC、、、,;,、,;40～60cm,。,,。,,(236)233　　　201129S=∑xi2-(∑xi)2nn-1=2.47-(-0.017)2109=0.524,t=X-0Sn=0.0170.52410=0.103。t,t0.05(10)=2.228,t=0.1032.228,,。3　1)t,,。2)0.025～2mg/L,0.31mg/L,。3),HgCl2,。HgCl2,,,。,,。,,,,。,,,,。[1]SMeseguerLloret,JVerdúAndrés,CMolinsLegua,eta1.Deter-minationofammoniaandprimaryaminecompoundsandKjeldahlni-trogeninwatersampleswithamodifiedRoth'sfluorimetricmethod[J].Talanta,2005(65):869-875.[2]AAminot,DSKirkwood,RKérouel.Determinationofammoniainseawaterbytheindophenol-bluemethod:EvaluationoftheICESNUTSI/C5questionnaire[J].MarineChemistry,1997(56):59-75.[3].[M].4.:,2002.[4],,.[J].,2010,32(5):27-33.[5]BagirovaNA,ShekhovtsovaTN,HuysteeRB.Enzymaticdeter-minationofphenolsusingpeanutperoxidase[J].Talanta,2001(55):1151-1164.[6]AntunesF,MarinhoHS,PihtoRE,etal.Diagnosisofenzymeinhi-tionbasedonthedegreeofinhibition[J].BiochimicaetBiophysicaAeta.2003,16(24):11-20.[7],.[M].:,1988.　　401331　503E-mail　[e-mail]2011-07-04(233),。[1].[M].:,2002:125.[2],,.[J].,1994,13(6):21-23.[3],.[J].,1992(4):7-10.[4].[M].:,1990.[5],R.D.Davls.[J].,1998,24(9):25-29.[6],,.[J].,2003(3):98-99.[7],,,.[J].,2003,23(11):2464-2474.[8],,,.[J].,2006,15(5):974-978.[9],,,.[J].,2001,20(4):273-276.[10],,,.[J].,2002,23(5):52-56.[11],,,.[J].,2003,23(5):561-569.[12],,.[J].,1994,25(3):126-129.[13],,,.[J].,1997,10(3):46-49.[14],.[J].,2009,28(2):64-69.[15],.[J].,2003(3):116-119.[16].[J].,1994,13(5):204-209.[17].[J].,1992(5):32-37.[18].[D].:,2006.[19].[D].:,2007.　　410007　34★1101E-mail　[e-mail]2011-03-28236