BAF与MBBR工艺在小区生活污水处理中的应用对比王立立

＊:2008-02-29:,,,,[e-mail]。:(2002Z1-E0022);(06300564):1009-6094(2008)05-0026-06BAFMBBR＊王立立1,胡勇有2(1,510632;2,510640)　:500m3/d,——,(BAF)(MBBR)。,32～40m3/h,BAFMBBR3∶1～4∶14∶1～6∶1,(HRT)1.5～2h2.1～2.6h,,、、TNSS《》(GB18918—2002)B。,TP0.5mg/L,1NTU。BAFMBBR。,40%。、、。:;;;;:X703.1　　　:A0　　(BiologicalAeratedFilter,BAF)(Moving-BedBiofilmReactor,MBBR)、。,。(、、、),,,,,、、,[1]。,,[2-4]。,、。,,,,,[3]。,MBBR、[5-8]。。,,,,。(DecentralizedSanitationandReuse,DESAR),[9]。:1);2),,。、、[10]。,、A/O—,,[11-13]。500m3/d,“—BAF—”“—MBBR—”。、、,,。1　1.1　,,,。1。1.2　—,,150m2。500m3/d(CODCr250mg/L)。,,,。(SpecialAnaerobicFilmBed,SAFB),,(MBBR)(BAF)。,,,;,。1。,BAFMBBR,、、。BAFMBBR4.0m×2.9m×5.2m。BAF,1.09kg/m3,3～6mm,30m3。,。MBBR,,0.98～1.05,Υ78mm×60.5mm,1　Fig.1　Basicflowsheetofthedemonstrationproject2685200810　　　　　　　　　　　　　　安全与环境学报JournalofSafetyandEnvironment　　　　　　　　　　　　　　Vol.8　No.5　Oct,2008121.8m2/(m3),20m3。,,,。2　3,、。,“SAFB—BAF”“SAFB—MBBR”。3,23℃,32～40m3/h,34.2m3/h。2。[14],。3。,,、、、SS《》(GB18918—2002)B。,TP0.5mg/L,1NTU。2.1　CODCrBOD523。CODCrBOD5112.8mg/L68.9mg/L。BAFCODCrBOD581.2%86.4%;MBBRCODCrBOD569.5%77.6%。BAF,MBBR。934m3/h,CODCr48.2～124.6mg/L,MBBRCODCr54%～76%,BAFCODCr85%。,。BAF、,,,;、,,,[15]。MBBR,,,,,,;,MBBR,。1　Table1　CharacteristicsoftheinfluentsewageCODCr/(mg·L-1)BOD5/(mg·L-1)/(mg·L-1)TN/(mg·L-1)48.2～284.818.8～118.98.24～44.313.5～53.4TP/(mg·L-1)SS/(mg·L-1)LAS/(mg·L-1)pH1.14～4.6237～1833.15～34.76.5～7.52　Table2　Operationparametersofdifferentcombinedsystemsduringun-recirculationperiodSAFB+MBBR+SAFB+BAF+/(m3·h-1)32～4032～40/h22SAFB/h3.5～43.5～4MBBR/h2.1～2.6—BAF/h—1.5～2/min55/h22/h11～129～104∶1～6∶13∶1～4∶1/h—24～48(BAF)3　mg·L-1Table3　Operationresultsofdifferentcombinedsystemduringun-recirculationperiodSAFB—MBBRSAFB—BAF《》/%/%ABCODCr112.834.469.521.281.25060BOD568.915.477.69.3786.4102016.65.7965.12.9182.558TN21.516.125.114.731.51520TP2.321.7524.71.4836.20.51LAS14.74.271.41.8587.40.51SS101————1020/NTU—5.8—3.8———　　:MBBR/BAF。27200810　　　　　　　　,:BAFMBBR　　　　　　　　Oct,20084　Fig.4　Variationofeffluentturbidityinaerobicreactors2　CODCrFig.2　VariationofCODCrremovalefficiency3　BOD5Fig.3　VariationofBOD5removalefficiency2.2　—,,。,BAFMBBR,。,BAFMBBR。4,BAFMBBR。,MBBR,BAF。BAFMBBR3.8NTU5.8NTU。12,BFAMBBR。SS,,。BAF,BAF,BAF,,MBBR。,BAF,BAFBAF。2.3　9—12,8.44～44.3mg/L,16.6mg/L。BAFMBBR82.5%65.1%。5。BAFMBBR2.91mg/L5.79mg/L。,,。BAF,MBBR。19.2mg/L44.3mg/L,MBBR20%;BAF9%。BAFMBBR。,BAFMBBR。,,,。,BAF12,SS,,,,;MBBR,,,,[16]。　　TN13.5～53.4mg/L,21.5mg/L。BAFMBBR31.5%25.1%,BAFMBBR。TN6。、。,,BAFMBBR,7。BAFMB-BR,,。MBBRBAF,,。BAF,,[17]。BAF[18]。MBBR,。,,,、、3,。,,,,,。[19],,,28　Vol.8　No.5　　　　　　　　　　　　　　　安全与环境学报　　　　　　　　　　　　　　85,。[20,21],MBBR。,DO,DO,;,DO,,,。DO,MBBR,,,。,MBBR4∶1～5∶1,MBBR,,,,,8。,MBBR,,。3　3.1　—(,80%),、,、。,,BAF。,,。,。4。5　Fig.5　Variationofammoniaremovalefficiency6　TNFig.6　VariationofTNremovalefficiency7　Fig.7　VariationofeffluentNO-3-N8　Fig.8　VariationofeffluentNO-2-N4　Table4　Comparisonofmudproductionindifferentcombinedsystems//(kgTSS·d-1)(kgTSS·m-3·d-1)SAFB+MBBR+SAFB+BAF+SAFB1.1×10-25.55.5MBBR1.2×10-26—BAF1.0×10-2—50.7×10-23.53.5151499.2%/m31.941.7580%/kg7570　　:1)SAFB1000m3/d;2)BAFMBBR500m3/d。29200810　　　　　　　　,:BAFMBBR　　　　　　　　Oct,2008　　BAF,,SS。BAFSS/BOD5,SS/BOD5,,BAF0.5kgTSS/kgBOD5。MBBR,。,,。,,,。,BAF,3.5×10-2kgTSS/(m3·d)。BAF,40%。,,,,,。、,,[22]。,,、,,。,,,,,,COD,[23]。,,,,。,。。,12,,,,[24]。3.2　“SAFB—BAF—”883/m3,“SAFB—MBBR—”816/m34%,BAF,MBBR。,0.3/m3,BAFMBBR8%。BAFMB-BR,,、BAFMBBR,、;,,,;,,;BAFMBBR,,,,。4　　1)BAFMBBR,《》(GB18918—2002)B。BAF,,,MBBRBAF。2)BAFMBBR,,40%。0.3/m3,BAFMBBR4%,883/(m3·d)。、、。References():[1]　CUIFuyi(),ZHANGBing(),TANGLi().Re-searchandapplicationprogressofbiologicalaeratedfiltertechnology[J].TechniquesandEquipmentforEnvironmentalPollutionControl(),2005,6(10):1-7.[2]　PASTORELLIG,ANDREOTTOLAG,CANZIANIR,etal.Organiccarbonandnitrogenremovalinmoving-bedbiofilmreactor[J].WaterScienceandTechnology,1997,35(6):91-99.[3]　YIBiao(),TAOTao(),ZHUPeng().ApplicationofBIOFORBAFtomunicipalsewagetreatment[J].ChinaWater&Wastewater(),2007,23(20):60-62.[4]　LEIGuoyuan(),QIBingqiang(),WANGZhansheng().Treatmentofmunicipalsewagebytwo-stagebiologicalaer-atedfilter[J].JournalofWuhanUniversityofScienceandTechnology:NaturalScienceEdition(:),2000,23(4):373-376.[5]　LIJingxian(),LUOLin(),YANGHuixia().StatusquoofapplicationandresearchprogressofMBBRprocess[J].SichuanEnvironment(),2007,26(5):97-101.[6]　ZHANGXingwen(),YANGFenglin(),MAJianyong(),etal.Applicationoffull-scaleMBBRintreatinglowcon-centrationwastewater[J].EnvironmentalEngineering(),2002,20(5):12-15.[7]　YUHongbin(),QUANXie(),DINGYunzheng().Movingbedbiofilmreactorfortreatmentofmixeddomesticandin-dustrialwastewater[J].ChinaWater&Wastewater(),2005,21(1):49-52.[8]　CUIJinjiu(),FANLihua(),LEIXuefei(),etal.ApplicationsofMBBRtotheprojectofwastewaterrecycling[J].IndustrialWaterTreatment(),2006,26(9):75-77.[9]　HELLSTROMD,JONSSONL.Evaluationofsmallwastewatertreatmentsystems[J].WaterScienceandTechnology,2003,48(11/12):61-68.[10]　WANGJie(),ZHANGHongwei(),JIAHui(),etal.Developmentondecentralizedwastewatertreatmentandreusetech-nologies[J].ChinaWater&Wastewater(),2006,22(20):14-17.[11]　YANGXingyu(),PENGXiaoyu().Treatmentandreuseofdo