UASBAF接触氧化联合工艺处理餐饮废水的试验张景丽

UASB+AF-张景丽1,曹占平2(1.,300384;2.,430081)　　　　　　　　:本研究针对我国餐饮废水污染源分散、污染严重、处理效果差,采用UASB+AF-接触氧化联合工艺对餐饮废水进行处理,当联合工艺的总水力停留时间为8h,工艺对餐饮废水处理效果良好,CODCr、NH3-N、TP、SS的去除率分别为91.7700～98.2000、88.0200～96.0000、56.3200～92.1400、85.0000～90.9100,出水中CODCr、NH3-N、SS达到文献[1]中的一级标准.　　:-(UASB+AF);;:X703　　　:A　　　:1006-6853(2004)01-0050-04　　,.,、、、、、、、.,,CODCr300～4500mg/L,10～200mg/L.,,1000[2],.,,,,、、,.2000“”,,..　　,.、;,.-,,,[3-5],.[6]:--、--、A2/O、UASB+AF、UASB-SBR、-.-、.　　,UASB+AF()().UASB+AF,UASB+AF,,.UASB+AF,,、,、.UASB+AF.,[6],.UASB+AF-.　　　　　:2003-11-21;:2004-01-02　　　:(1970-),,,,.　　　　　　　　　　　　10　1　20043JournalofTianjinInstituteofUrbanConstruction　Vol.10　No.1　Mar.20041　、1.1　　　,13:00,,,1.1.2　　　UASB+AF(1),.UASB+AFUASB,90mm,560mm,3.8L;(AF),130mm,1　COD/mg·L-1SS/mg·L-1NH3-N/mg·L-1TP/mg·L-1pH/℃/mg·L-11426.45～6241.2448.0～285.012.5～54.24.6～35.06.4～7.512.2～28.8126.3～308.4430mm,5.7L;,210mm,8.7L,18.2L,.130mm,855mm,10.9L;,230mm,210mm,8.7L.,、.　　YCDT,,、、,、,、、,.　　,,UASB+AF,UASB+AF,.UASB,,,.AF,,,.,,.1.1.2.3.4.UASB+AF5.1　1.3　　　(1)CODCr:;　　(2)BOD:,BODBOD-220A;　　(3)NH3-N:;　　(4)TP:;　　(5):YSI55-50;　　(6)SS:;　　(7):.2　　　UASB+AF,.UASB+AF,,VSS/SS0.75..,1～2mm,UASB,、,1～2mm,0.5～2mm,2～3mm.CODCr8000..　　,,5g/L.(DO)2mg/L.10d,1～2mm,,,、,,、、,,CODCr8000..　　,(UASB+AF-),COD,,,.COD8500.·51·　　　:UASB+AF-.3　　　8h,4h,4h,DO2～4mg/L,.3.1　CODCr　　UASB+AF-CODCr2.2　CODCr　　2,CODCr,,9000,UASB+AF,500mg/L.UASB(3),,,[5]..,,,.UASBAF..(ECP),,,,[7].　　,,,,(4),,;,,、、、.,,,,,.,,.3　4　3.2　NH3-NTP　　CODCr,NH3-NTP,2,NH3-N8500,TP5000,.　　、、、,.,,.,、.,[7-8].+NH3-N.,,SRTHRT,SRT,;,,.　　,·52·　　2004　10　1　,[9].2　+NH3-NTP/mg·L-1UASB+AF/mg·L-1/mg·L-1/00NH3-N24.15～45.9814.36～29.700.89～3.2188.02～96.00TP4.64～12.104.01～7.840.84～2.3156.32～92.143.3　SS　　,SS5.　　5,,SS8500,SS250mg/L,,SS.5　UASB+AF-SS4　　　　UASB+AF-、、.8h(4h,4h),CODCr9000,、8000,TP5000,CODCr、、,、.:[1]　GB8978-1996,[S].[2]　.[J].,1995,21(12):40-43.[3]　FANGHH,CHUIHK,LIYY,etal.Performanceandgran-ulecharacteristicsofUASBprocesstreatingwastewaterwithhy-drolyzedproteins[J].WatSciTech,1994,30(8):55-63.[4]　SUNHai-yan,CUIBo.Wastewatertreatmenttechniqueforbrewingindustry[J].ShandongChemicalIndustry,1998,(3):37.[5]　,　,　,.[M].:,2002.278.[6]　,,.[M].:,1996.212-222.[7]　　,.[J].,2002,17(1):10-13.[8]　.MBRDO[J].,2001,17(6):10-14.[9]　,　,　,.[J].,2000,26(3):106-110.(下转第58页)·53·　　　:UASB+AF-ProductionandapplicationofnewtypeofrotationalflowandburbleflocculatorPANGGuo-lin1,SUNChun-hua2(1.DepartmentofMunicipalandEnvironmentalEngineering,TIUC,Tianjin300384,China;2.SchoolofEnergyandEnvironmentEngineering,HebeiUniversityofTechnology,Tianjin300130,China)Abstract:Accordingtothetheoryofrotationalflowofhydraulicsandthetheoryofmicro-vortexofflocculationkinetics,ahighlyef-ficientandnewtypeofratationalflowandburbleflocculatorisdesigned,includingseveralnewtypesofburbledevices.Thefloccu-lationeffectofrationalflowandburbleflocculatorisstudiedatdifferentflowvelocityofshaftinTheThirdWaterPlantofHarbinbyamethodofcontrast.Severalelementsaffectingtheflocculationeffects,suchastheformofnet-frame,flowvelocity,qualityofrawwater,arealsodiscussed.Theresultshowsthatitsflocculationeffectivenessisbetterthanthenetflocculationbasin.Andtheopti-maloperationalparametersofthenewflocculatorareexperimentallyanalyzed,thusprovidingavaluablereferencedatafortheap-plicationofthepracticalengineering.Keywords:feedwatertreatment;flocculation;rotationalflow;burble(上接第53页)ExperimentalresearchontreatingrestaurantwastewaterbycombinationprocessofUASB+AFandaerobic-contact-oxidationZHANGJing-li1,CAOZhan-ping2(1.TianjinInstituteofUrbanConstruction,Tianjin300384,China;2.WuhanSafetyandEnvironmentalProtectionResearchInsti-tute,Wuhan430081,China)Abstract:Thepollutionsourcesoftherestaurantwastewateraredispersedandthetreatmenteffectispoorinourcountry,whichre-sultsinaseriouspollution.UnderthisconditiontherestaurantwastewateristreatedbyacombinedprocessofUASB+AFandaero-bic-contact-oxidation.TheresultshowsthatwhenthewholeHRTis8hours,theresultoftreatingisgood,theremovalrateofCODCr,NH3-N,TPandSSis91.7700～98.2000,88.0200～96.0000,56.3200～92.1400and85.0000～90.9100respectively.AndCODCr,NH3-NandSSoftheeffluentmeetthefirstgradestandardofdocument[1].Keywords:upflowanaerobicsludgeblanketandanaerobicfilter(UASB+AF)process;aerobic-contact-oxidationtechnolo-gy(ACOT);restaurantwastewater·58·　　2004　10　1