废水低温厌氧处理技术下仲海涛

··废水低温厌氧处理技术()仲海涛1　胡勇有1　田　静2(1,　510640;　2,　100835)4　,,。,。,:(1),SRT,50d;(2),;(3),30gVSS/L;(4),;(5),,,5kgCOD/(m3·d)。,,。。,(5,6)。5　　　　/gCOD/LOLR/kgCOD/(m3·d)/℃HRT/hCOD/%(AAFEB)[35]0.2～0.64～16101～640～80(ASF)[36]0.20.645～107.527～35(ASBR)[6]0.60.6～2.95～256～2462～90(ABR)[10]0.51.210～20　1060～70(UASB)[24][25][26]0.2～0.41.4～7.01.2～5.20.7～6.52～100.3～7.38104～111.5～14　1612～3832～6549～8015～92UASB[26]1.1～5.40.8～5.54～1019～3116～806　EGSB　　　/gCOD/LOLR/kgCOD/(m3·d)/℃HRT/hCOD/%EGSBVFA[24]VFA[15]VFA[7][33][34]2.60.5～0.80.5～0.90.3～1.40.5～0.82125～124.4～8.8　121210～124～82.41.5321.62～416205090905680～85EGSBVFA[8][30]0.5～1.10.2～1.85.1～6.7　3～12810～154×23.5×297(COD)67～78(ASBR),SBR,,。,,,。,VFA。,,SRT,[5]。35℃25℃,。15℃,COD400～600mg/L　Vol.30　No.3　2004105　　DOI:10.13789/j.cnki.wwe1964.2004.03.037,COD85%,COD800～1000mg/L,。COD400mg/L,SRT60d,HRT12h,BOD15～20mg/L。,15℃35℃MLVSS。,,,COD[6]。(AF),,。,,,,UASB,[5]。,,,。AF[23],RPF,,13℃MLVSS15mg/L,HRT4h,COD55%,COD82%,AH。(AFB),,,[5],,,、。,SS,,。(UASB),,,,,,。[24～26],,1～2kgCOD/(m3·d),COD60%～70%。,,,UASB。,EGSBAH(UASB+AF)。(AH),UASBAF,,1/32/3,,。,,。,UASB4%[27,28]。,,,。(EGSB),,[29～35]。EGSBUASB,,[29]。(5～10m/h),,;,,。,10℃,KS,,,0.04mgCOD/L,0.01mgCOD/L,0.14mgCOD/L[22],。,COD[30]。,(3～12℃)EGSB(1000mgCOD/L),(12kgCOD/(m3·d))(90%)[31],10m/h,MLVSS30mg/L,UASB。EGSBSS。16℃,4.4～8.8kgCOD/(m3·d),HRT2.4h,COD56%。-VFA,COD0.05～0.1kgCOD/(kgVSS·d),5～10,。,,。,EGSB,。EGSB[8],8～12℃,HRT3.5h,12kgCOD/(m3·d),COD67%～106　　　Vol.30　No.3　200478%,VFA90%～96%。[30],1kgCOD/(m3·d),10m/h,90%。,,,,VFA,。8℃,0.021～0.027gCOD/(gVSS·d),10m/h,,30℃,0.325gCOD/(gVSS·d)[32](0.5m/h)。,,,,。,SS((10%～15%)COD)(10%COD),[28]。,,(2mg/L)[8],,EGSB。ABRMcCarty2080,[37,38]。UASBLettinga(SMPA),ABR。ABR、、。,,,[10]。,,,,。ABR,。,,。,ABR,35℃25℃,,COD。ABR,,,(UASB20%),。(、),,(SS=39g/L)、(SS=21g/L)。,SS,,EGSB。,COD。,,,,VFA。,,,,,,。。,SS,;VFA。,,。5　:①COD;②COD;③,;④[39]。1980,。(7),,。,[47,50,51]。,,,。,,25℃15dSRT[52],15℃75d[53]。,。,。(),[54～56]。,　Vol.30　No.3　2004107　　7　(20℃)/gCOD/LOLR/kgCOD/(m3·d)/℃HRT/hCOD/%UASB[40]0.30.68～201267UASB[41]0.41.211～12830～50AF[42]　0.531.813～15635～55UASB[43]0.19～1.180.6～3.512～207～830～75UASB[44]　0.465　0.6210～181873AFB[45]　0.768.9101.7～2.353～85EGSB[46]　0.3＊4.59～112.120～48UASB+EGSB[27]0.32～0.511.6～2.58～13545～57AF+AH[47]0.46～0.530.9～1.1131270UASB[48]0.15～0.60.8～3.113～254.764～70ASBR[49]0.5＊＊1.2151062　:＊,＊＊,。。UASB,,SS[43,48],。,SRT。,SRTHRT。CODSSCODcol。,,CODSS[47,51,53]。CODSS,(UASB,EGSBAH)COD。,EGSB[57]。12℃,42%CODSS。,CODcolUASB-EGSB。CODcol,CODcol[58]。WlmitwalliCODSSCODcol[47]。,RPF(),HRT4h,13℃,CODSS(82%)。AF,。,AFHRT,,。13℃,UASBAH[27],,CODcol。,AH,CODcol。,AFAH。HRT4h8h,13℃,COD,COD71%,。,60%CODcol,[47]。,,,。,。,[59]。,UASB++EGSBAH+20℃,,。,,。。,AHAF。,。15℃,15～25℃,。20℃,UASB。6　,,。。,,,;,SS108　　　Vol.30　No.3　2004CODcol,。,(18℃)。,5℃,10～12℃,EGSB,10～12kgCOD/(m3·d)90%COD,。,,。,,。(续完)参考文献1　..:,19982　SchellinkhoutA,CollazosCJ.Full-scaleapplicationoftheUASBtechnologyforsewagetretmant.WatSciTech,1992,25:159～1663　GatzeLettinga,SalihRebac,GrietjeZeeman.Challengeofpsychrophilicanaerobicwastewatertreatment.TrendsinBiotechnology,2001,19(9):363～3704　ShenCF,GuiotSR.Long-termimpactofdissolvedO2ontheactivityofanaerobicgranules.BiotechnolBioeng,1996,49:611～6205　..:,20016　GourangaCBanik,RichardRDague.ASBRtreatmentoflowstrengthindustrialwastewateratpsychrophilictemperatures.WatSciTech,1997,36(2～3):337～3447　LettingaG,etal.High-rateanaerobictreatmentofwastewateratlowtemperature.ApplEnvironMicrobiol,1999,65:1696～17028　JulesBvanLier,SalihRebac,etal.Anaerobictreatmentofpartlyacidifiedwastewaterinatwo-stageexpandedgranularsludgebed(EGSB)systemat8℃.WatSciTech,1997,36(6～7):317～3249　VandenBergL.Effectoftemperatureongrowthandactivityofamethanogeniccultureutilisingacetate.CanJMicrobiol,1977,23:898～90210AletteAMLangenhoff,DavidCStuckey.Treatmentofdilutewastewaterusingananaerobicbaffledreactor:effectoflowtemperature.WatRes,2000,34(15):3867～387511,,.pH、.,2001,11(1):30～3212SharonMcHugh,MichealCarton.Methanogenicpopulationstructureinavarietyofanaerobic.FEMSMicrobiologyLetters,2003,219:297～30413MerkelW,ManzW,SzewzykU,etal.Populationdynamicsinanaerobicwastewaterreactors:modellingandinsitucharacterisation.WatRes,1999,33:2392～240214VisserFA,VanLierJB,MacarioAJL,etal.Diversityandpopulationdynamicsofmethanogenicbacteriainagranularconsortium.ApplEnvironMicrobiol,1991,57:1728～173415RebacS,etal.High-rateanaerobictreatmentofwastewaterunderpsychrophilicconditions.FermenBioengin,1995,80:15～2216RebacS,etal.Psychrophilic(6～15℃)high-rateanaerobictreatmentofmaltingwastewaterinatwomoduleEGSBsystem.BiotechnolProg,1998,14:856～86417NozhevnikovaAN,SimankovaMV,Parshina,SN,etal.Temperaturecharacteristicsofmethanogenicarchaeaandacetogenicbacteriaisolatedfromcoldenvironments.WatSciTech,2001,44(8):41～4818DRKashyap,KSDadhich.Biomethanationunderpsychrophilicconditions:areview.BioresourceTechnol,2003,87:147～15319WestermannP,AhringBK,MahRA.TemperaturecompensationinMethanosarcinabarkeribymodulationofhydrogenandacetateanity.ApplEnvironMicrobiol,1989,55:1262～126620LinCY,NoikeT,SatoK,etal.Temperaturecharacteristicsofthemethanogenesisprocessinanaerobicdigestion.WatSciTech,1987,19:299～31021RHKett