改性粉煤灰与厌氧曝气生物滤池联合处理印染废水

346Vol．34No．6201412JournalOfNortheastDianliUniversityDec．20142014－07－1020130206006SF201362500820141061973－．1005－2992201406－0034－04－132012、、、。－AF－BAF、pH、HＲTCOD、NH+4－N、NO－3－NNO－2－N。10℃pH1050L/hHＲT4h100～120COD、NH+4－N、NO－3－NNO－2－N72%、58%、78%52%90%。AF－BAFCOD、NH+4－N、NO－3－N、NO－2－N。－TP29A6－7m31。、、、、、PVA。2。、3。。、4。AnaerobicFilterAFBiologicalAeratedFilterBAF、、、5－6。AF－BAFCOD、NH+4－N、NO－3－NNO－2－N、。11．1AFBAF2mAF8cm2．5L1mBAF10cm3．5L1m3－5mm1。1AF－BAFAFBAFBAF。1．21。1mg/LC16H24ClN3O3S1000FeSO4·7H2O20CuSO4·5H2O50MnSO4·4H2O50NaMoO4·2H2O10ZnCl2·7H2O10CoCl2·6H2O501．3200g1000mLpH7．0pH70℃24h。100g1000mL500mL2mol/L4hpH70℃。40g1000mL800mL30min50min。1．4CODN－1－－7－8。22pH2．1100～12090%。。。100～120。pH－SO3、－NH2－COO。pH＞10。pH102。2．210℃、pH10、50L/h、HＲT4hAF－BAF200mL/dCOD、NH+4－N、NO－3－N、NO－2－N3～4。536－3COD3AFCOD10%BAF。7COD60%．4AF－BAFNH+4－N6NH+4－N10%。4NH+4－N、NO－3－N、NO－2－N11NH+4－N30%、、NH+4－N。NH+4－N16NH+4－N58%NO－3－N、NO－2－N78%52%。660nm。ξ%。5ξ=A0－A/A0×100%A0A。5AF－BAF40%AF－BAFAF－BAFAF－BAF90%AF－BAF。310℃、pH10、50L/h、HＲT4hAF－BAF190%。2AF－BAFCOD、NH+4－N、NO－3－NNO－2－N60%、58%、78%52%。1．J．2008341236－239．2．J．200727461－64．63343．J．20025421－23．4．J．20116324－26．5．//BAFJ．201230413－16．6．J．200727491－94．7．－D．201321－28．8LAＲobertsonＲMTorremansJGKuenen．SimultaneousnitrificationanddenitrificationinaerobicchemostatcultureofThiosphaerapato-trophaJ．AppliedandEnvironmentalMicrobiology20095432812－2818．TheTreatmentofDyeingWastewaterWithFlyAshModifiedBiologicalAeratedFilterCouplingJIAYan-pingZONGQingJIANGXiu-pingZHANGYu-xiYUANZhi-fengSchoolofChemicalEngineeringNortheastDianliUniversityJilinJilin132012AbstractDyeingwastewaterdifficulttobebiodegradedischaracterizedbycomplicatedcomponentdarkcol-orityhighconcentrationwaterqualityfluctuationetc．Modifiedfilterpretreatmentofflyashandanaerobicfil-ter-biologicalaeratedfilterAF－BAFisadoptedtotreatthedyeingwastewatertostudytheimpactsofthefactssuchastemperaturepHaerationandHＲTetcondiscolorationrateandtheremovalefficiencyofCOD、NH+4－N、NO－3－NandNO－2－N．TheresultsshowedthattheremovalefficiencyofCODNH+4－NNO－3－NandNO－2－Nwere72%58%78%and52%respectivelyundertheconditionoftemperature10℃pH10aerationrate50L/hHＲT4handthemodifiedflyashparticlesizewas100－120meshconditionthedecolorizationratewas90%reachingthenationaldrainagestandardforindustrialwastewater．ThemodifiedflyashimprovedthedecolorizationofdyeingwastewaterbyAF－BAFandpromotedtheremovalofNH+4－NNO－3－NNO－2－N．KeywordsModifiedflyashAnaerobicfilter-biologicalaeratedfilterDyeingwastewater736－