高效集成生物反应器处理生活污水的试验研究宋吉娜

:,,1980,,。＊(No.2009-126)。高效集成生物反应器处理生活污水的试验研究＊宋吉娜1　徐　翠1　吴卫军2　张晓君3(1.,　056038;2.,300192;3.,　056001)　　　(HCR),、。,90min,120%2.1m3/h,HCRCOD、BOD5、NH3-NSS82.3%、93.5%、86.3%93.1%,COD、BOD5、NH3-NSS《》(GB18918—2002)B。　　　HCR　　Experimentalstudyonhighperformancecompactreactorfortreatmentofdomesticsewage　SONGJina1,XUCui1,WuWeijun2,ZHANGXiaojun3.(1.CollegeofUrbanConstruction,HebeiUniversityofEngineering,HandanHebei056038;2.TianjinLvtongEnvironmentalProtectionEngineeringEquipmentsDevelepmentCo.Ltd.,TianJin300192;3.HandanMunicipalAdministrativeOfficeforConstructionIndustry,HandanHebei056001)Abstract:　Highperformancecompactreactor(HCR)wasusedtotreatdomesticsewage,andtheinfluenceofhy-draulicretentiontime,sludgereturnratioandjetfluxonthepollutantremovalefficiencywasinvestigated.Theoptimaloperatingconditionswereobtainedasfollow:hydraulicretentiontimeof90min,120%ofsludgereturnratioand2.1m3/hofjetflux.Undertheseconditions,theHCRprocesspresentedperfectperformanceondomesticsewagetreat-mentwiththeremovalratesofCOD,BOD5,NH3-NandSSwere82.3%,93.5%,86.3%and93.1%respectively.Theeffluentconcentrationcouldachievethefirstgrade(B)ofDischargeStandardofPollutantsforMunicipalWastewaterTreatmentPlant(GB18918—2002).Keywords:　HCRprocess;highperformancecompactreactor;domesticwastewater　　,,、,、、、。,,。,,,,,。　　(HCR)、、,。,,,[1]。HCR,、,。1　1.1　试验装置1。HCR13cm,1　Fig.1　Schematicdiagramofexperimentalequipment·25·　DOI:10.15985/j.cnki.1001-3865.2010.08.0077cm,70cm。HCR,。DOHCR,,,。1.2　原水水质,1。1　Table1　CharacteristicsofrawwastewaterSS/(mg·L-1)143～353TN/(mg·L-1)15～40TP/(mg·L-1)3.47～6.21pH7～9COD/(mg·L-1)217～478BOD5/(mg·L-1)178～256NH3-N/(mg·L-1)20～321.3　分析方法《》(4)[2]。2　2.1　系统启动HCR,HCR1/2,。,0.5d(6L/h),DO2mg/L。6h2h,36h、。、COD。(MLSS)COD,HCR。MLSSCOD2。2　MLSSCODFig.2　MLSSandCODremovalefficiencyduringsetupperiod　　2,HCR,3MLSS1.321g/L4.021g/L,COD63.0%。,MLSS4g/L,COD80%。2.2　水力停留时间对HCR运行的影响。,,,,COD,COD(3)。3,,COD,90min,COD,,。3　CODFig.3　EffectofHRTonCODremovalefficiency2.3　污泥回流比对HCR运行的影响,。100%、120%150%4。4　Fig.4　EffectofsludgereturnratioonHCRperformance　　4,100%120%,COD;NH3-N120%。150%,CODNH3-N。150%,,,,,SS,CODNH3-N。,·26·　　32　8　20108120%。2.4　射流量对HCR运行的影响2.4.1　DOCOD、NH3-NDO,,。DO(DO0.1～0.3mg/L),DO[3]。DO,。,,DO,HCRDOCODNH3-N5。5　DOCODNH3-NFig.5　EffectofDOonCODandNH3-Nremoval　　5,HCRDO1.6～3.3mg/L,COD,80%;DO3.5～5.2mg/L,COD,87%,HCRDO。　　5,HCRDO4.0mg/L,NH3-N,85%;DO3.3～4.0mg/L,NH3-N,NH3-N;DO3.0mg/L,NH3-N,DO2.2mg/L。,DO2～3mg/L[4],DO,。,,,DO,。,DO。HCRDO3.5mg/L。2.4.2　HCRDO,2。2　DOTable2　EffectofjetfluxonDO/(m3·h-1)2.52.32.22.12.01.81.71.5DO/(mg·L-1)4.64.13.83.63.33.02.72.0　　2,,HCRDO。DO3.5mg/L,,2.1m3/h。2.5　HCR对主要污染物的去除效果,:90min,120%,2.1m3/h。HCR3。3　HCRTable3　TheperformanceHCRunderoptimalcondition/(mg·L-1)/(mg·L-1)/%COD217～47838～5682.3BOD5178～2568～1893.5NH3-N20～322～486.3SS144～3539～1693.1TP3.47～6.213.12～5.4812.6TN15～4020～48　　3,COD、BOD5、NH3-NSS《》(GB18918—2002)B;HCRTN,TNTN,HCR,NH3-NNO-3-N,,;TP,HCR,。,。、,TP,、,4%()[5]。,。3　　HCR:90min,120%,2.1m3/h。　　HCRCOD、BOD5、NH3-NSS82.3%、93.5%、86.3%93.1%,COD、BOD5、NH3-NSSGB18918—2002B。(下转第31页)·27·　,;SBR,99%,1.63mg/L;、BAF,0.08mg/L(99.99%),《》(GB8978—1996)(20mg/L)。2.4　系统稳定运行后色度的去除情况5。5,,;,,、、H、[8,9],,,;SBR,,,,,SBR(90%);40,99.05%。5　Fig.5　Variationofchromaineachreactor3　　(1),,,COD、77、3.1mg/L,98%;、0.08mg/L、40,99%。,。(2)SBRCOD、、90%,;、,,SBR;、BAF,。:[1]　.[J].,2009,32(6):41-42.[2]　ZHANGWenqi,RAOPinhua,ZHANGHui,etal.Theroleofdiatomiteparticlesintheactivatedsludgesystemfortreatingcoalgasificationwastewater[J].ChineseJournalofChemicalEngineering,2009,17(1):167-170.[3]　,,,.[J].,2005(2):53-55.[4]　WANDERMCF,ROSSOKM,SCHOONENMAA.Struc-tureandchargehoppingdynamicsingreenrust[J].J.Phys.Chem.C,2007,111(30):11414-11423.[5]　KIMYH,CARRAWAYER.Dechlorinationofchlorinatedethenesandcetylenesbypalladizediron[J].Environ.Techn-ol.,2003,24(7):809-819.[6]　CWIERTNYDM,ROBERTSAL.Onthenonlinearrelation-shipbetweenkobsandreductantmassloadinginironbatchsys-tems[J].Environ.Sci.Technol.,2005,39(22):8948-8957.[7]　.[J].,2006,19(2):62-64.[8]　,.[J].,2003,22(6):402-405.[9]　,.[J].,2000,30(4):72-76.编辑:陈泽军　(:2010-04-10)(上接第27页):[1]　,,.HCR———[J].,2000,20(6):25-28.[2]　《》.[M].4.:,2002.[3]　.[D].:,2002.[4]　.A/O[D].:,2006.[5]　.HCR[D].:,2006.编辑:陈泽军　(:2010-04-25)·31·