生物化学组和工艺处理高盐榨菜废水的除磷效能-生物化学组合

/,,,(,400045):,/,:///,SBBR60%2d(0.2h)(3h)(6h)(0.2h),91,CODPO3-4-P10000mg/L38.5mg/L,CODPO3-4-P900.1mg/L,99%56.6%20.8%22%:(7986):;;;:X703.1:A:1000-4602(2008)07-0029-05EfficiencyofPhosphorusRemovalfromHigh2salinityMustardTuberWastewaterbyCombinedBiological/ChemicalProcessWANGXia2min,ZHOUJian,LONGTeng2rui,LIUJun(KeyLaboratoryofThreeGorgesReservoirRegionsEco2EnvironmentMinistryofEducation,ChongqingUniversity,Chongqinq400045,China)Abstract:Aimedatthedifficultyinbiologicalphosphorusremovalfromhigh2salinitywastewater,thecombinedchemical/biologicalprocesswasusedtotreatmustardtuberwastewaterwithhighsalinity,highphosphorusandhighnitrogen.Theinfluenceofoperatingmode,biofilmdensity,sludgedischargecycle,chemicalsanddosageonphosphorusremovalefficiencywasinvestigated.Theexperimentalresultsshowthatthecombinedprocessofanaerobictechnology/biologicalphosphorusremoval/biologicaldenitri2fication/chemicalphosphorusremovalishighlyefficientandfeasible.Whenthebiofilmdensityis60%,thesludgedischargecycleis2dandtheoperatingmodeisinfluent0.2h-anaerobic3h-aerobic6h-depositingandeffluent0.2hinthebiologicalphosphorusremovalunitofprimarySBBR,andaluminumsulphateisaddedinacontrolledratioof91inchemicalphosphorusremovalunit,theCODandPO3-4-Pconcentrationsarereducedfrom10000mg/Land38.5mg/Lto90mg/Land0.1mg/Lwiththeremovalratesofmorethan99%.Thephosphorusremovalefficiencyofbiologicalphosphorusremovalu2nit,biologicaldenitrificationunitandchemicalphosphorusremovalunitis56.6%,20.8%and22%respectively.9224720084CHINAWATER&WASTEWATERVol.24No.7Apr.2008©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(NaCl),CODNH+4-NPO3-4-P1000035040mg/L,F.Kargi,,6%,84%22%[1];5%,31%[2]T.Panswad,3%,48%10%[3],[4],/,,,1111SBBR,3.5L,,,SBBR11SBBRFig.1SchematicdiagramofSBBR112ASBBR/SBBR/SBBR/,ASBBRSBBRSBBR,11Tab.1Qualityofrawwastewater/%COD/(mgL-1)NH+4-N/(mgL-1)PO3-4-P/(mgL-1)pH77.510000250345538.535.60.5ASBBRSBBR22ASBBRSBBRTab.2EffluentqualityofASBBRandsecondarySBBR/%COD/(mgL-1)PO3-4-P/(mgL-1)pHASBBR77.5160018003826.50.5SBBR77.5200250797.50.511211DO5mg/L,(252),pH7.0,4SBBR1:(0.2h)(3h)(6h)(0.2h);2:(0.2h)(1h)(2h)(1h)(2h)(1h)(2h)(0.2h);3:(0.2h)(3h)(4h)(0.2h);4:(0.2h)(2h)(2h)(0.2h)33SBBRTab.3OperationmodesofprimarySBBR/hCOD/(kgm-3d-1)PO3-4-P/(kgm-3d-1)19.40.820.01829.40.820.01837.41.020.02244.42.040.0462SBBR,:(0.2h)(3h)(6h)(0.2h),DO5mg/L,0.82kgCOD/(m3d),1d,03247©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(252),pH7.0,30%60%1SBBR,:(0.2h)(3h)(6h)(0.2h),DO5mg/L,60%,0.82kgCOD/(m3d),(252),pH7.0,123d11212,5:()(11)(21)(31)(41)(51)(61);(200r/min)1min,(40r/min)20min,CODPO3-4-P11213/,44Tab.4OperationparametersofdifferentreactorsASBBR50%,3.0kgCOD/(m3d),HRT2dSBBR60%,0.82kgCOD/(m3d),(0.2h)(3h)(6h)(0.2h),2dSBBR45%,0.60kgCOD/(m3d),(0.2h)(8h)(3h)(1h)(0.2h),911122112111114SBBRCODPO3-4-P2323,,SBBRCODPO3-4-P431,COD1112797.5607.6mg/L,36%51%64.8%;PO3-4-P34.428.923.5mg/L,10%25%38.6%,,;,,CODPO3-4-P,2CODFig.2EffectofoperationmodesoneffluentCOD3PO3-4-PFig.3EffectofoperationmodesoneffluentPO3-4-P,/,A/O(1)A/O(2),CODPO3-4-P662.3mg/L24.7mg/L,61.0%35.0%,3.8%3.6%:,,,,,:SBBR(3h)(6h)21112413:/247©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(Lh),2.63mg/(Lh),PO3-4-P23.5mg/L,PO3-4-P38.6%;60%,2.82mg/(Lh),4.22mg/(Lh),PO3-4-P16.6mg/L,PO3-4-P56.7%,,,,;,,,,SBBR60%2111355SBBRTab.5ComparisonofinfluentandeffluentphosphorusindifferentsludgedischargecyclesinSBBR/dPO3-4-P/(mgL-1)/(mgL-1)/%/(gd-1)/%138.216.556.82.4115.04238.215.360.04.7105.45338.317.654.36.5715.295,2d,,,;,,SBBR2d21255Fig.5RemovaleffectofPO3-4-Pbydifferentchemicals5,:,PO3-4-P,PO3-4-P31PO3-4-P0.1mg/L,99.9%2136()6/Tab.6Removaleffectofphosphorusbycombinedchemical/biologicalprocessPO3-4-PCOD/(mgL-1)/(mgL-1)/%/(mgL-1)/(mgL-1)/%ASBBR38.538.30.51000017008338.316.556.6170055011.516.58.520.85502503118.54.89.62502200.3918.50.122250901.6/PO3-4-P90%,PO3-4-P38.5mg/L8.5mg/L,77%PO3-4-P,SB2BRPO3-4-P56.6%,SBBRPO3-4-P20.8%,PO3-4-P73%26%,A/O23247©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,(CJ30821999),COD500mg/L,PO3-4-P8.0mg/L11,(GB89781996),COD100mg/L,PO3-4-P0.5mg/L,913SBBR:60%,2d,(0.2h)(3h)(6h)(0.2h),91PO3-4-P0.1mg/L///,CODPO3-4-P10000mg/L38.5mg/L900.1mg/L,99.9%56.6%20.8%22%:[1]UygurA,KargiF.Saltinhibitiononbiologicalnutrientremovalfromsalinewastewaterinasequencingbatchre2actor[J].EnzymeMicrobTechnol,2004,34(3-4):313-318.[2]KargiF,UygurA.ImprovednutrientremovalfromsalinewastewaterinanSBRbyHalobactersupplementedactiva2tedsludge[J].EnvironEngSci,2005,22(2):170-176.[3]PanswadT,AnanC.Impactofhighchloridewastewateronananaerobic/anoxic/aerobicprocesswithandwithoutinoculationofchlorideacclimatedseeds[J].WaterRes,1999,33(5):1165-1172.[4],,,