SBR短程硝化系统处理垃圾渗滤液及盐度抑制效应胡雪柳

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SBR1,2,1,2,2,3,2,3,2,3,2,3,2,3(1.,510006;2.,510006;3.,510006)[],SBR、。:,(15~28℃)、(0.5~1.0mg/L)pH(8.0±0.1),。5~15g/L,;20~25g/L,;30g/L,;5g/L,16。[];SBR;;[]X703[]A[]1005-829X(2018)12-0035-04TreatmentoflandfillleachatebySBRshortcutnitrificationsystemandthesalinityinhibitioneffectsHuXueliu1,2,LiShugeng1,2,ZhangLiqiu2,3,HuangYiliang2,3,WangJingyin2,3,LüWei2,3,YaoHainan2,3(1.SchoolofEnvironmentalScienceandEngineering,GuangzhouUniversity,Guangzhou510006,China;2.KeyLaboratoryforWaterQualityandConservationofthePearlRiverDelta,MinistryofEducation,Guangzhou510006,China;3.SchoolofCivilEngineering,GuangzhouUniversity,Guangzhou510006,China)Abstract:Takingthesimulatedlandfillleachateastheresearchobject,theSBR(sequencingbatchreactor)pro-cesshasbeenusedforinvestigatingthestart-upofashortcutnitrificationsystem,thesalinityinhibitioneffects,andtherestorationafterinhibited.Theresultsshowthatusingthenitrifiedsludgeofawastewaterplantasinoculatedslu-dge,underthefollowingconditions:normaltemperature(15-28℃),lowdissolvedoxygen(0.5-1.0mg/L)andhighpH(8.0±0.1),thestart-upoftheshortcutnitrificationsysteminthetreatmentofhighammonianitrogensimulatedlandfillleachatecanbeachieved.Whenthesalinityis5-15g/L,ithasanegligibleeffectontheshortcutnitrificationsystem.Whenthesalinityis20-25g/L,theshortcutnitrificationsystemwillbetransformedtoacompletenitrifica-tionsystem.Whenthesalinityis30g/L,theammonianitrogenremovingrateofthesystemisdecreased.Sincethen,thesalinityisdecreasedto5g/L,thesystemperformancescanberestored,after16cycles.Keywords:shortcutnitrification;SBR;landfillleachate;salinity[](51478127,51708140);(201510010051)、、,〔1〕。,、、,〔2〕。〔3〕。,、、,,。(10g/L),,〔4〕。,。,,。,,,。SBR,3812201812IndustrialWaterTreatmentVol.38No.12Dec.,201835,。11.1SBR,1。SBR,10L,,,;;,,pHDO。1—pH;2—DO;3—;4—;5—;6—;7—;8—;9;10—。11.2。,1。0.4mL/L,1L45mgFeSO4·7H2O、25mgEDTA、3.5mgKCl、2.5mgNaCl、3.5mgCaCl2·2H2O、2.5mgMgSO4·7H2O。1:1146.2mg/LNH4Cl300mg/LNH4+-N。1.3NH4+-N;NO2--NN-(1-)-;NO3--N;DO、pHpH/Oxi340i(WTW)。(1)。X=c(NO2--N)out/〔c(NO2--N)out+c(NO3--N)out〕×100%(1):X———,%;c(NO2--N)out———NO2--N,mg/L;c(NO3--N)out———NO3--N,mg/L。1.41.4.110LSBR,(15~28℃)、(0.5~1.0mg/L)pH(8.0±0.1),50%,5L,5L。2,、(6.5h)、(0.5h)、(0.5h)(4~5h)5。,0.1mol/LHCl0.1mol/LNaHCO3pH8.0±0.1。,NH4+-N、NO2--NNO3--N。1.4.2,NH4+-N300mg/L,120。NaCl,,5g/L。2。222.12.1.1NH4+-N,pH(NOB),(AOB),。2,3。2/(mg·L-1)NH4Cl1146.2KH2PO464CaCl212MgSO412.5FeSO481~1011~2021~3031~5051~7071~9091~120/(g·L-1)5101520253052018-12,38(12)3632,NH4+-N,33.89mg/L,NH4+-N10.04mg/L。NH4+-N,NH4+-N,NH4+-N,,,NH4+-N。82,NH4+-N80mg/L300mg/L,NH4+-N<5mg/L,98%。3,1~28,NO3--N,,。,AOB,NO2--N。:,,〔5〕,AOBNOB,NOB〔6〕;,pH,NOB,,DOpH,AOB。80,,95%,298.13%,。2.1.22、3,80,,84,,。、pHDO4。4,50%,0min,NH4+-N160.59mg/L,NO2--N54.73mg/L,NO3--N2.43mg/L。330min,NH4+-NpH,41、pHDODO0.50mg/L;330~390min,,pH“”,DO6.23mg/L。,NH4+-N4.21mg/L,NO2--N154.70mg/L,NO3--N5.33mg/L,96.53%。,DO,H+,H+H+(CO2),pH。330min,NH4+-N,,DO。,,pH〔7〕。2.2,120。、5。52018-12,38(12),:SBR375,5~15g/L,NH4+-N18.42mg/L,NO2--N239.46mg/L,NO3--N26.53mg/L,99.35%,93.01%。17~20,,,,,,,。,5~15g/L,。20~25g/L,NH4+-N<21.78mg/L,90%,。NO2--N,NO3--N,22,NO2--N246.59mg/L13.31mg/L,NO3--N26.91mg/L236.49mg/L,NO3--N,90.15%5.33%。,,,,,,DO。W.Bae〔8〕,DO,NOB。,DO,NOB,NO2--NNO3--N,NO2--N,NO3--N,。30g/L,,NH4+-N,,NO2--NNO3--N。85,NH4+-N266.62mg/L,11.13%,NO2--NNO3--N0.96、1.89mg/L,33.68%。85,,,,,,,〔9〕。〔10〕,40g/L,,。91,5g/L,。,。95,NH4+-N,204.62mg/L,NO2--N(21.64mg/L),。NH4+-N,NO2--N,106,NH4+-N3.11mg/L,NO2--N197.22mg/L,NO3--N5.62mg/L,98.96%,97.23%,,。3(1),(15~28℃)、(0.5~1.0mg/L)、pH(8.0±0.1),。NH4+-N300mg/L,96.52%,98.62%。(2)5~15g/L,;20~25g/L,;30g/L,。(3),5g/L,16。[1]HassanM,ZhaoY,XieB.EmployingTiO2photocatalysistodealwithlandfillleachate:currentstatusanddevelopment[J].ChemicalEn-gineeringJournal,2016,46(52):264-275.[2],,,.[J].,2016,6(2):127-132.[3],,,.[J].,2016,36(12):87-89.[4].N2O[D].:,2013.[5],,,.DOSBR[J].,2015,9(6):2864-2868.[6],,,.DOSBR[J].,2010,36(8):1104-1110.[7].SBR[D].:,2011.[8]BaeW,BaekS,ChungJ,etal.Optimaloperationalfactorsfornitriteaccumulationinbatchreactors[J].Biodegradation,2001,12(5):359-366.[9],,,.SBBRSBR[J].,2009,30(9):2603-2608.[10],,,.NaCl[J].,2015,28(5):823-830.———————————[](1995—),。:13332002890,E-mail:landy365886741@qq.com。:,,,E-mail:zlqiu@163.com。[]2018-11-19()2018-12,38(12)38

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