海绵铁抑制豆制品废水返色作用的研究刘艳娟

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,COD50mg/L,5mg/L,,。[][1].[J].,2003,26(1):26-29.[2],,,.[J].:,2006,44(2):295-298.[3]BouropoulosNC,KoutsoukosPG.Spontaneousprecipitationofstruvitefromaqueoussolutions[J].JournalofCrystalGrowth,2000,213(3/4):381-388.[4]StratfulI,ScrimshawMD,LesterJN.Conditionsinfluencingtheeprecipitationofmagnesiumammoniumphosphate[J].WaterResearch,2001,35(17):4191-4199.[](1965—),1987,,。:13611924102。[]2008-11-30()Researchontheapplicationofspongeirontotheinhibitionofwastewatercolor-returnofbeansLiuYanjuan1,GeWeiqing1,ShenLi1,ZhuMing2(1.DepartmentofEnvironment&Chemistry,TangshanCollege,Tangshan063000,China;2.ChinaMeatsResearchCentre,Beijing100067,China)1,1,1,2(1.,063000;2.,100067)[]ABR,。ABR,,,,,COD20%,,。[];;;ABR[]X703.1[]B[]1005-829X(2008)03-0054-04Abstract:ThecombinedprocessofABRanerobicreactorandbio-contactoxidationhasbeenappliedtothetreatmentofbeanwastewater.Theproblemofcolor-returnoccurstotheaerobicsection.SpongeironparticlesareaddedtotheABRreactortoactivateanerobicmicroorganisms.Resultsshowthattheprocessisgoodfordegradingmacro-molecularesubstancestoformminimolecularsubstances,improvingthebiodegradabilityofwastewater,lighteningthesequenttreatmentloadandraisingtheCODremovalrateby20%.Theaerobicsectioncaninhibitthecolor-returnofwastewaterefficiently,makingtheeffluentreachthedischargestandard.Keywords:spongeiron;colorreturn;wastewaterofbeanproducts;ABRanerobicreactorCOD、SS。,,。ABR[]2007:、(07160222B-1)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!29320093IndustrialWaterTreatmentVol.29No.3Mar.,200954,ABR〔1〕,、。,,、〔2〕,ABR,。11.1ABR5mm,115L,。,31.0L,,。30~35℃。1。:,,。1/3,SS=20.6g/L,VSS=10.26g/L。,:COD900~2500mg/L,BOD5400~1000mg/L,SS400~1500mg/L,pH5.9~6.3,NH3-N80.0~100mg/L,TP12~15.2mg/L,120~350。1.2,1#,;2#,CoNi,1。:COD、BOD5、pH、SS、VSS。,。22.1COD1#COD,2、3。2:,COD,。3,。1~2h,,,,,。COD,。,,,,。,〔3〕SBR、。,ABR,COD。2.2ABRCOD1.5g,ABR2。5.0kg/(m3·d),COD4,5。2,3COD/(g·L-1)Fe1.5g(10~15mg/L)Co0.038CoCl2·6H2O0.2mg/L(CoCl2)Ni0.027NiCl2·6H2O0.2mg/L(NiCl2)12#COD/(mg·L-1)3503002502001501005101520252COD/h,:2009-03,29(3)123456789111—;2—;3—;4—;5—;6—;7—;8—;9—;10—;11—。1102802402001601208003691215/h3/555004003002001000102030/h1#2#6CODCOD/(mg·L-1),ABRCOD。4,2#Fe,COD,COD210~571mg/L,79.6%。5,,60~100,2#,SS,,,。2.3COD,COD6。7。6、7:2#COD1#,10h,COD60mg/L,1#1h,300,8h,190;2#120,8h,60。,,COD。33.1,,,,,,。,。3.20.5h,1h,。:(1),;(2),,。3002401801206003691215/h/72009-03,29(3)1#2#2ABRCODCOD/(kg·m-3·d-1)/dCOD/(mg·L-1)/COD/(mg·L-1)COD/%//%1#2#1#2#1#2#1#2#1.593169912043022575.286.2806033.350.03.040182913053530570.783.1906030.753.85.044144911057833260.179.6907030.746.290807060504011121314151/dCOD/%4COD1#2#25020015010050204060/d1#2#/50563.3Fe3C(Mn、Cr、Ni、CaO、MgO)〔2-4〕,,Fe3C,,,。pH5.6~6.8,2Fe+4H+→2Fe2++4[H],[H],,,,。,,COD。Fe、,〔6〕。,,,〔7-8〕,,,。,Fe,,。,Fe2+Fe3+,Fe(OH)3,CoNi,,Co、Ni,,。,BOD5/COD0.400.54,,COD。,。Fe3+,,。40.8t/d,COD4000~5000mg/L,ABR,1600m3,COD3.0kg/(m3·d),HRT3.5h,HRT2.5h。,300,。,10mg/LFeCl3,0.5a,30~50,。5(1),,。(2),COD20%,60%,、、、。(3)。[][1]TilcheA,YangX.LightandscanningelectronmicroscopeobservationsonthegranularbiomassofexperimentalSBAFandHABRreacors[M].Netherlands:ProceedingsofGasmatWorkshop,1987:170-178.[2],.[J].,2004,20(3):30-32.[3],.[J].,2003,23(5):598-602.[4],,,.[J].,2004,23(1):61-64.[5],,,.[J].,2002,3(8):88-90.[6].[M].:,2007:59.[7],.[J].,1991,10(9):45-46.[8],,,.[J].,2002,3(11):15-19.[](1975—),2006,,。:0315-2010649,E-mail:juan1809@163.com。[]2008-11-13(),:2009-03,29(3)57

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