2种组合工艺处理靛蓝废水的中试实验研究邱斌

610Vol．6No．10201210ChineseJournalofEnvironmentalEngineeringOct．20122*100083/MBBR/BAF/MBBR//BAF224m3/d。COD2100mg/L、90、40hCOD93．27%89．87%COD97．96%100%。/MBBR//BAF0．55。/MBBR/BAFX703A1673-9108201210-3405-07PilotstudyonindigowastewatertreatmentbytwocombinedprocessesQiuBinWangShaowenSunDezhiBeijingKeyLabforSourceControlTechnologyofWaterPollutionBeijingForestryUniversityBeijing100083ChinaAbstractTwocombinedprocesseshydrolysis-acidification/MBBR/BAFandhydrolysis-acidification/MB-BR/ozonation/BAFwererespectivelyemployedforthetreatmentofindigowastewaterinapilotplantwithascaleof24m3/d．Theexperimentalresultsshowedthat92．83%ofCODand89．87%ofcolorwereremovedbytheformerprocess97%ofCODand100%ofcolorwereremovedforthelatterprocesswhentheconcentra-tionsofCODandcolorintheinfluentwere2100mg/Land90timesrespectivelyandthetotalHRTwas40h．Theamountofresidualrefractoryorganicpollutantscanbesufficientlydecreasedbyozonationunit．Hydrolysis-a-cidification/MBBR/ozonation/BAFcombinedprocessissuggestedtobemoreeffectiveforthetreatmentofindigowastewaterexceptthatozonationaddsapproximately0．55yuanpertonofwastewatertothetotalcostofthetreatment．Keywordsindigowastewaterhydrolysis-acidification/MBBR/BAFcombinedprocessozonationpilotexperiment8632007AA06Z3282011－06－162011－08－141988～。[e-mail]*[e-mail]、、、。。1、23456。、、78。91011。12、13。/movingbedbiofilmreactorMBBR/biologi-calaeratedfilterBAF/MBBR//BAF24m3/d26。11．1pHCOD1600～2500mg/LBOD51200～1350mg/LNH+4-N13．5～22mg/L1．98～3．06mg/LpH7．5～7．880～100。1．221．0m3/h1。Φ3000mm×4700mmΦ700mm×3000mmMBBRΦ1600mm×3400mmΦ260mm×3450mmBAFΦ900mm×3450mm300mm1800mm850mm。400mm。1Fig．1Schematicdiagramofcombinedprocess/MBBR/BAF/MBBR//BAF212、MBBR3。2MBBR1。MBBRMBBR。MBBR。1BAF。2DHX-SS-801∶10MBBRBAF。1hBAF。1．315m3SS12．4g/L0．4Φ10mm×17mm0．3mm0．97～0．98g/L800m2/m3。500L/h15d30d0．62g/LMBBR。1m3MBBR3．2m30．4。5∶1DO＞3mg/L15d60431021．2g/L0．4g/L。BAF1400g/L13．6～25．5m3/g300L104∶17d。DO＞3mg/L3d15L/s·m25L/s·m210min15min。。18d0．7m3/h。18～421．0m3/hCOD。42～991．31．7m3/h2。4HRT57、40、3124h。24．5g/h35、24．5、18．814．4mg/L。100L/8h3d。。1．41CODCTL-12。214。3151mol/LNaOH30min5min。4《———、、》CJ/T3028．2-94。5GC/MS100mLpH＜210mLCH2Cl235mLAgilentGC/MS7890A/5975DB-1730m×250μm×0．25μm。1μL2．6mL/min50kPa1∶1220℃50℃3min10℃230℃20min250℃230℃4min40～450amu。22．1MBBRMBBR2。2MBBRFig．2VariationofbiomassduringstartingperiodofaerobicMBBR23151．2g/L。MBBR3dMBBR15d0．4g/L。。2MBBRMBBR。2．2CODHRT270436COD34。34HRT2COD2CODHRT。1HRT57、4031hCOD96．36、151．13466．04mg/L95．68%、93．27%73．18%。/MBBR/BAF。HRT24hCOD1700mg/LCOD784．75mg/L60．90%。2MBBRHRT57、40、3124h14．3、10、7．75．9min35、24．5、18．814．4mg/L2COD36．6、48．87、344．6790．25mg/L1。HRTCOD50mg/L《》GB4287-82《》GB8978-1996。COD21。HRT2CODCOD。138．10、53．51、67．89、72．24kgCOD/d36．48、49．41、53．50、40．21kgCOD/d238．24、52．91、66．4772．45kgCOD/d37．63、50．76、55．7251．29kgCOD/d。2COD。12MBBRCODHRTMBBRCOD。CODMBBR3BAF。MBBRCODBAFHRT57hCOD87．8mg/LBAF2．25%HRT40、3124hBAFCOD1BAF。12CODTable1CODremovalefficiencyineachunitoftwocombinedprocessesHRTh/MBBR/BAF%/MBBR//BAF%MBBRBAFMBBRBAF5724．4666．544．6928．4164．623．112．254020．4959．6812．6618．9952．7611．5114．703114．9746．1912．0317．2647．339．6313．45246．2436．119．208．7034．1213．439．3080431022．32。56。5621。HRT57、40、3124h192．05%、89．87%、86．14%82．42%2100%。HRT。1MBBRBAFMBBRBAF“”。2MBBR24HRTBAF。/MBBR//BAF。2．4GC/MS23。3、、、MBBR、、、、、1MBBRBAF、、。2MBBRBAF。BAF。2．522COD。。。。。9043622Table2ColorremovalefficienciesineachunitoftwocombinedprocessesHRTh/MBBR/BAF%/MBBR//BAF%MBBRBAFMBBRBAF5774．9215．572．5693．0575．5515．189．2701004069．1412．817．9289．8765．2315．4819．2901003157．5718．4310．1486．1657．9617．4524．5901002452．9412．2217．2582．4255．1311．6133．26010032Table3AnalysisofintermediatesineachunitoftwocombinedprocessesMBBR1BAF2BAFminminminminmin4．846．734．846．734．849．947．3112．9219．9521．1613．2610．8121．5930．730．715．219．9525．4532．1632．515．932．1628．934．5520．634．5530．737．2921．5737．2932．125．1538．432．525．6537．826．1528．8830．732．0532．535．0235．7837．29。1．0/kWh。1t=0．55×1．0/t=0．55/t210．55/t。321HRT=40h1COD92．34%151．13mg/L89．87%2COD97．30%COD48．87mg/L100%《》《》1。2/MBBR/BAF0．55。1．．2006221122-124LiuYunxueFanZhaorongGuYaxinetal．Experimentalstudyonthetreatmentofprintinganddyeingwastewaterwith0143102carboxymethylchitin．JournalofShenyangJianzhuUniversityNaturalScience2006221122-124inChinese2．．2008252177-185LiPeiruiZhangDonghuiLiZongweietal．Screeningofbioflocculantproducingmicroorganismandflocculatingtreatmentofindigoprintinganddyeingwastewater．FineChemical2008252177-185inChinese3．、．200525111497-1501ZhangZhiqiangLinBoHuJiuchengetal．Studyontheconstructioncultureandapplicationofmultiplemi-croorganismsproducingmicrobialflocculantsofstrongflocculatingactivity．ActaScientiaeCircumstantiae200525111497-1501inChinese4UnluM．YukselerH．YetisU．Indigodyeingwastewaterreclamationbymembrane-basedfiltrationandcoagulationprocesses．Desalination20092401-3178-1855．．200524587-89DaiHaipingSunFangGengFengetal．Wastewatertreatmentofjeandyeingbymembranetechnology．JournalofTianjinPolytechnicUniversity200524587-89inChinese6．//．200727588-90ZhouXiaofeiLiuHuichengChenHangetal．Treatmentofwastewaterfromjeansproductionbyhydrolyticacidifica-tion/biologicalconta