UASB的启动及其对畜禽废水处理的试验研究谢勇丽

2007,26():423-426JournalofAgro-EnvironmentScienceUASB谢勇丽,邓仕槐,段莎丽,肖德林(,625014):UASB。,UASB,54d,0.8kgCOD·(m3·d)-15kgCOD·(m3·d)-1,COD800mg·L-14000mg·L-1,85%;UASB,UASB,COD85%,TNTP,,。:UASB;;COD:X703.3　　　:A　　　:1672-2043(2007)-0423-04UpflowAnaerobicSludgeBed(UASB)ReactorinTreatmentofLivestockWastewaterXIEYong-li,DENGShi-huai,DUANSha-li,XIAODe-lin(DepartmentofEnvironmentalScienceandEngineering,SichuanAgricultureUniversity,Ya′an625014,China)Abstract:WehavedonearesearchworkconcerningutilizationofUASBintreatmentoflivestockwastewaterandevaluatedthemethod.Theresultshowedthat:ifweinoculatedwithactivatedsludgeinABR,addedgranularactivatedcarbonattemperatureof32℃,wecouldfinishthisprocesstostartuptheUASBreactoranddealtwiththelivestockwastewaterin54days.Atthesametime,removalrateofCODCrwasmorethan90%.ThroughdisposaloftheUASBreactor,theremovalratecouldreachmorethan85%,anditcouldgetridofsomeTNandTP.Inaddition,ithasbeenindicatedthatrunningthereactorisstableandhasastrongresistantagainstshock.Keywords:UASB;livestockwastewater;COD　　,,。,[1]。、,,,[2、3]。　　(UASB)70,,[4～7],,:2007-07-27:(2006a057):(1983—),,,,。:　E-mail:[e-mail]。,。UASB,。11.1　　UASB,120cm,20cm,7cm,5L,6cm。,(32±2)℃。,。、,1。1　UASBFigure1　UASBequipment(1—;2—;3—;4—;5—;6—;7—;8—;9—;10—;11—;12—;13—;14—;15—;16—;17—;18—;19—;20—;21—;22—)。1.2　　。(、、、、、)、,,。1。1Table1AverageinfluentcharacteristicspHCOD/mg·L-1TN/mg·L-1TP/mg·L-1SS/mg·L-16～83000～7000100～20020～60980～12301.3ABR,300mL0.43～0.50mm,,2d,,2。1.4　　、、,,,,[8、9],、,,。[10],300mL0.43～0.50mm,,105℃。2Table2Propertiesofinoculatesludge/LVSS/SSSVI/mL·g-1350%0.52161.5　　3。[11]。3Table3Themonitoringitemsandrelativemethods(CODCr)(TSS),105℃(VSS)600℃2h(SVI)1g30minpHPHS-3C+(TP)、-(TN)-22.1　　,。,,COD。COD80%,,(HRT)。COD557mg·L-14300mg·L-1,54d,。3,(A)、(B)(C)。23。　　2,,COD,,COD。424　:UASB2007102　UASBCODCODFigure2　InfluentandeffluentCODandremovalefficiencyofCODinstart-upprocessofUASB3　UASBpHFigure3　InfluentandeffluentpHinstart-upprocessofUASB3,(1～25d)pHpH,pHpH;,(25～54d)pHpH,pH,,,,pH,COD;,,,pH,COD。2.2UASB2.2.1COD、,,,,,COD。　　4,COD,4　UASBCODFigure4　PerformanceofCODremovalinUASBUASB,85%。UASB,,,。UASB。2.2.2TN　　、、、。　　5,UASB,10%。,,,UASB,,。2.2.3TP　　PAODPB。　　6,UASB5　UASBTNFigure5　PerformanceoftotalnitrogenremovalinUASB42526　　　　　　　　6　UASBTPFigure6　PerformanceoftotalphosphorusremovalinUASB,15%。、。,,NO-3,UASB,NO-3,PAODPB,,NO-3。3　　(1)ABR,32℃,,54dUASB,CODCr90%。　　(2)UASB,COD85%,TNTP,,。:[1],.[J].,1998,16(2):31-33.[2].[M].:,1996.[3],,.[J].,1999,17(2):11-13.[4],,.[J].,2000,26(1):33-38.[5]YoussoufK,WillyV.Developmentofanaerobicsludgebed(ASB)re-actortechnologiesfordomesticwastewatertreatment:motivesandper-spective[J].WorldJournalofMicrobiologyBiotechnology,1999,15:523-534.[6]FangHHJ,LaulWC.Start-upofthermophilic(55℃)UASBreac-torsusingdifferentmesophilicseedsludges[J].WatSciTech,1996,34(5-6):455-467.[7]ImaiT,UkitaM,LiuJ.AdvancedstartupofUASBreactorsbyaddingofwaterabsorbingpolymer[J].WatSciTech,1997,36(6-7):399-406.[8].UASB[J].,1996,12(5):16-19.[9]YuHQ,TayJH.Effectofaddedpowderedandgranularactivatedcarbonsonstart-upperformanceofUASBreactors[J].EnvironTech-no1,1999,20:1095-1101.[10],.UASB[J].,1996,17(2):54-57.[11].()[M].:,1987.426　:UASB200710