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Inhibitionofmetalionsonthegasproducingrateofhydrogensulfideintheprocessofanaerobicdigestionofsalt-bearingsludgeMiaoYingxia,WangJing,ZhangYushan(InstituteofSeawaterDesalination&MultipurposeUtilization,SOA,Tianjin300192,China),,(,300192)[],H2S。,。:,Cu2+>Zn2+Fe2+Al3+,46.15%。[];;;[]X703.1[]Β[]1005-829X(2010)03-0016-04Abstract:Salt-bearingsludgecontainsalargenumberofsulfateandavarietyoforganicsulfides,whichwillpro-ducestenchhydrogensulfidegasintheprocessofanaerobicdigestion.TheinhibitioneffectofmetalionsonH2Sgasproducinghasbeenstudied.Fourkindsofmetalionsareaddedintothesalt-bearingsewagetreatmentsystem.TheresultshowsthatacertainamountofmetalionscaneffectivelysuppresstheproductionofstenchH2Sgas.Theinhi-bitionorderisCu2+>Zn2+Fe2+Al3+andthemaximuminhibitionrateis46.15%.Keywords:metallicions;sludge;hydrogensulfide;anaerobicdigestion,、,。H2S,。,、,,〔1〕;、;。,〔2〕。,,,,。,、、、。S,1〔2〕。,,[](2007-G12);“”(2006BAB03A08)30320103IndustrialWaterTreatmentVol.30No.3Mar.,2010SO42-SO32-S2-HS-H2S()S1H2S()16——2010-03,30(3)S2-,〔3〕。,,。11.1,,。Cu2+、Fe2+、Zn2+、Al3+,,0.800mol/L。30~33℃。1.2,2。,,,。〔4〕,,,,。1.3Agilent-7890A:GBW08630,100mg/L,±2.3mg/L。,,,89、113、137、161h。1.41.4.1Cu2+,3。3,0.5mL,,〔5〕,,,。0.5~1.5mL,,〔6〕,。2mL,。3,89h,1.5mL,46.15%,,,,,。,,,,,。113、137、161h,,,,,。,89h,1.5mL,76.8mg/L,,46.15%。1.4.2Fe2+,4。4,,2353025201510500.51.01.52.02.53.03.589h113h137h161h/%/mL4,:5040302010012345689h113h137h161h/%/mL317——2010-03,30(3),。0.5mL,,,10%,。,,。〔7〕,,,。、,,,,,。4,89h,1.4mL,28.99%。113、137、161h,,,28.99%。,〔8〕,,。1.4.3Zn2+,5。5,,113h,〔9〕。3.5mL,,113、137、161h。3.5mL,,30%,。,,,,,,,,,,。,113h,3.4mL,Zn2+176.8mg/L,32.48%。,。1.4.4Al3+,6。6,,,,25%。,113h,1.8mL,Al3+38.8mg/L,24.70%。,Al3+,〔10〕。,25%,。2(1)。,。(2),,。(3)。89h,,3025201510501234/mL89h113h137h161h/%63530252015105012345689h113h137h161h/mL/%518——[](1979—),2002,。:022-87898135,E-mail:huanjing_dhs@126.com。[]2009-10-21()StudyonthepreparationoftheunsaturatedfluorescentmonomeranditsperformancesYuRuixiang,ZhangLei,WeiQing,TengHoukai(CNOOCTianjinChemicalResearch&DesignInstitute,Tianjin300131,China),,,(,300131)[]2--6,8-2--6,8-。、、,:90nm,,0~10mg/L,,,。[];;[]TQ085[]B[]1005-829X(2010)03-0019-03Abstract:Thefluorescentmonomerwhichhasunsaturateddoublebond,2-allyloxynaphthalene-6,8-dipotassiumdisulfonatehasbeensynthesizedfrom2-naphthol-6,8-dipotassiumdisulfonateandchloroprope.Basedonthede-terminationofitsperformances,suchaswavelength,fluorescenceintensityandchlorineresistanceafterthereac-tion,theexperimentalresultsshowthatitsmaximumemissionwavelengthchangesabout90nmanditiseasytobeinspectedandmeasured.Whentheconcentrationoffluorescentmonomerisfrom0to10mg/L,therelationbetweenconcentrationandfluorescenceintensityislinear.Ithasgoodchlorineresistanceandexcellentfluorescentstability.Keywords:spectrometermethod;unsaturatedfluorescentmonomer;circulatingcoolingwater,()〔1-2〕。,、。!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!30320103IndustrialWaterTreatmentVol.30No.3Mar.,2010,113h。[][1],,.[J].,2008,3(3):89-90.[2].H2S[J].,1994,7(4):49-56.[3],,,.[M].2.:,2000:53-57.[4],,,.[J].,1995,13(5):3-7.[5],.Ksp[J].,2001,12(3):63-64.[6]ChinKK,OngSL,PohLH,etal.Wastewatertreatmentwithbacterialaugmentation[J].Wat.Sci.Tech.,1996,33(8):17-22.[7]InceO.Perfermanceofatwo-phaseanaerobicdigestionsystemwhentreatingdairywastewater[J].Wat.Res.,1998,32(9):2707-2713.[8].[J].,1994,15(4):9-13.[9]ΖhouJ,CampbellC,HellerA,etal.Scanningelectrochemicalmicroscopy.44.imagingofhorseradishperoxidaseimmobilizedoninsulatingsubstrates[J].AnalyticalChemistry,2002,74(16):4007-4010.[10],.[J].,2001,23(3):116-118.19——
本文标题:含盐污泥厌氧消化过程中金属离子对硫化氢产气率的抑制作用苗英霞
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