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SBR121111.2150092.215100SBR。COD580~970mg/L、NH+4-N90~257mg/LCOD、NH+4-NTN80%、80%70%。。SBR。SBRTU992.3C1000-4602201817-0104-04TreatmentofHigh-concentrationAmmoniaNitrogenWastewaterbyaPilotStep-feedSBRGUJian-hui1LICai-zhen2HUANGTian-yin1LIUFeng1WUWei11.SchoolofEnvironmentalScienceandEngineeringSuzhouUniversityofScienceandTechnologySuzhou215009China2.WuzhongDistrictWaterConservancyBureauSuzhou215100ChinaAbstractThetraditionalSBRwasimprovedbyaddingsphericalsuspensionfillerandstirringmeasureandapilotsystemwasestablishedtoinvestigatethetreatmenteffectofhigh-concentrationam-monianitrogenwastewaterandtheeffectoftemperatureonnitrogenremoval.Theresultsshowedthatthenewstep-feedSBRhadsuperiorremovalefficiencyforpollutant.WhentheinfluentCODandNH+4-Nwere580-970mg/Land90-257mg/LrespectivelytheremovalratesofCODNH+4-NandTNwereabove80%80%and70%respectively.Furthermorewatertemperaturehadasignificantinfluenceonthetreatmenteffectofthesystemandtherewasapositivecorrelationbetweentemperatureandspecificammoniaoxidationrate/specificdenitrificationrate.Thenewstep-feedSBRprocesscouldmakefulluseoforganicpollutantsinthewastewaterasdenitrificationcarbonsources.Underthepremiseofenergysav-ingandconsumptionreducingadvanceddenitrificationofwastewaterwasrealized.Keywordshigh-concentrationammonianitrogenwastewaterSBRprocessstep-feedbio-logicalnitrogenremoval2011ZX07301-0032015-7-3SBR12。Lin3SBR·401·341720189CHINAWATER&WASTEWATERVol.34No.17Sep.2018SBR。SBR4。C/N5。SBR。。11.11。SBR4.4m×3m×2.7m31m35~10m3/dDO2~3mg/LPLC。1.5m×2.5m1m×1.4m。废甲醇储备罐废甲醇计量投配系统碱度计量投配系统碱度制备、储备罐格栅、调节池SBR反应池快滤池泵中水回用回流直接出水污泥浓缩池上清液回流污泥外排1Fig.1FlowchartofpilottestSBR。。。1.2SBRA/O。COD580~970mg/L735mg/LNH+4-N90~257mg/L165mg/LNO-3-N0.8~2.5mg/L1.4mg/LNO-2-N2.3~3.8mg/L2.5mg/LpH7.0~8.67.8。。1.3C/N367。SBRTN7。C/N5。SBR4m3→5h→4m3→2h→4h→6L→1.5h。30d1~20d20~26℃、20~30d12~20℃。22.1COD。2SBRCOD。900750600450300150COD/(mg·L-1)51015202530t/d100806040200去除率/%进水COD出水COD去除率02SBRCODFig.2RemovalofCODbystep-feedSBR2COD。DO2~3mg/LCOD。20dCOD88%COD80%~88%。SBR<20℃·501·.watergasheat.comSBR3417COD8。NH+4-NCOD。2.2NH+4-NSBRNH+4-N3。20dNH+4-N82%91%20dNH+4-N80%NH+4-N40mg/L。NH+4-N。20dNH+4-N。910。Kim1130℃10℃3。2402001601208040氨氮/(mg·L-1)51015202530t/d100806040200去除率/%进水氨氮出水氨氮去除率03SBRNH+4-NFig.3RemovalofNH+4-Nbystep-feedSBR2.3SBRTN4。20dTN80%TN25mg/L20dNH+4-NNH+4-NNO-3-NNO-2-N。20dSBRNH+4-NNO-3-NNO-2-NTN168~204mg/LTN45mg/LTN70%。2402001601208040总氮/(mg·L-1)510t/d100806040200去除率/%进水总氮出水总氮去除率1520253004SBRTNFig.4RemovalofTNbystep-feedSBR2.420dNH+4-NTN20d12~20℃。11~26℃11~18℃10。SBR5。。26℃19℃13℃1.62.326℃0.12kgNO-3-N/kgMLSS·d19℃13℃1.52.3。比氨氧化速率/(kgNH4-N·kg-1MLSS·d-1)0.120.100.080.060.040.0201214温度/℃0.100.090.080.070.060.050.04比反硝化速率/(kgNO3-N·kg-1MLSS·d-1)-+16182022242628比反硝化速率比氨氧化速率5Fig.5Specificammoniaoxidationrateandspecificdenitrificationrateunderdifferenttemperatures3SBR·601·3417.watergasheat.comCOD、NH+4-NTNCOD580~970mg/L、NH+4-N90~257mg/LCOD、NH+4-NTN80%、80%70%。SBR12~20℃。1YooHSAhnKHLeeHJetal.NitrogenremovalfromsyntheticwastewaterbysimultaneousnitrificationanddenitrificationSNDvianitriteinanintermittent-ly-aeratedreactorJ.WaterRes1999331145-154.2PriyaliSStevenKD.Simultaneousnitrification-denitri-ficationinafluidizedbedreactorJ.WaterSciTechn-ol1998381247-254.3LinYFJingSR.Characterizationofdenitrificationandnitrificationinastep-feedalternatinganoxic-oxicse-quencingbatchreactorJ.WaterEnvironRes2001735526-533.4.D.2007.HanZhiying.StudyonTreatmentofSwineWastewaterbyStep-feedSequencingBatchReactorD.HangzhouZhejiangUniversity2007inChinese.5.J.2009293516-520.ShangHuilaiPengYongzhenZhangJingrongetal.Theeffectoftemperatureonshort-cutnitrificationanddeni-trificationJ.ActaScientiaeCircumstantiae2009293516-520inChinese.6.J.200723217-21.HanZhiyingZhuJunDingYingetal.Enhancedbio-logicalnitrogenremovalprocessinstep-feedsequencingbatchreactorJ.ChinaWater&Wastewater200723217-21inChinese.7.SBRJ.200727162-66.GuoJianhuaPengYongzhenYangQingetal.ThecharacteristicsofthepulsedSBRforadvancednitrogenremovalofmunicipalwastewaterJ.ChinaEnviron-mentalScience200727162-66inChinese.8.SBRJ.200223250-54.ZengWeiPengYongzhenWangShuyingetal.Usingatwo-stageSBRprocessforremovaloforganicsandnitrifi-cation-denitrificationvianitriteJ.EnvironmentalScience200223250-54inChinese.9ObajaDMaceSCostaJetal.Nitrificationdenitrifica-tionandbiologicalphosphorusremovalinpiggerywastewaterusingasequencingbatchreactorJ.Biore-sourTechnol2003871103-111.10.DOSBRJ.2010324113-117.GuShengboWangShuyingYangPeietal.Effectoftemperatureonnutrientremovalofpilot-scaleSBRprocesswithDOcontrolbyfrequencyconversionJ.JournalofCivilArchitectural&EnvironmentalEngi-neering2010324113-117inChinese.11KimDKimKYRyuHDetal.Longtermoperationofpilot-scalebiologicalnutrientremovalprocessintreatingmunicipalwastewaterJ.BioresourTechnol2009100133180-3184.1992-。E-mail935462856@qq.com2018-02-08·701·.watergasheat.comSBR3417
本文标题:分段进水SBR处理高浓度氨氮废水的中试研究顾建辉
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