高浓度变性淀粉生产废水厌氧生物处理

,,,(,300071):(EGSB),65,(COD)(74%),6kg/m3.dEGSB:;;EGSB:S21614;X703:A:1000-1166(2005)03-0023-03High2srengthMetamorphicAmylumProductionWastewaterTreatmentwithAnaerobicBio2reactor/LIKe2xun,WANGTai2ping,ZHANGYang,ZHANGZhen2jia/(CollegeofEnvironmentalScience&Engineering,NankaiUniversity,Tianjin300071)Abstract:Expandedgranularsludgebed(EGSB)anaerobicbio-reactor(DN715m)wasusedtotreathigh-srengthmetamorphicamylumproductionwastewater.Byincreasingtheorgniacloadingofthereactorstepbystep,thestart-upofanaerobicEGSBreactorwascompletedin65daysandthegranularsludgewasfoundinthereactor.Withtheloadingrateof6kgm-3d-1,theaverageCODremovalratewas74%,andtheCODcontentoftheeffluentwasabout1000mgL-1.TheresultshowedthatEGSBanaerobicbioreac2torcantreatthiskindofwastewatereffectively.Keywords:metamorphicamylumproductionwastewater;engineeringstartup;EGSBbioreactor:2004210221:2005203218:,(1975-),,,,:022-66229560;E2mail:[e-mail]1,3,,600m32001(EGSB),,EGSB,EGSB,65d,COD74%,2,pH6.57.0,COD65007300mgL-1;,,COD2000mgL-1,;,,,COD10001600mgL-1,,,,600630m3d-1,:COD60007000mgL-1,pH66.5,SS15002000mgL-1,333,,CH4,CO2,,UASBEGSBEGSB,[1][2-4],EGSB,32ChinaBiogas2005,23(3)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,EGSB500m3(DN715m),600630m3d-144.1,500m3(DN715m),20m3,70%,EGSBEGSB,EGSBSS10gL-14.2,5m3h-1,,40,35,,,,,COD3000mgL-1,COD;,,,3.3,COD80%,0.5,11,65,6kgm-3d-1,COD74%,COD1000mgL-1,,,,1m2m,,,,,,,,,,,,5,:(1),(30),,,352(2)(VFA)pH,,pH,6.5,,,pH6,,,6.87.8pHpH,VFApH(3),,;,,(31)42ChinaBiogas2005,23(3)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,,,,,,:[1].[J].,2003,21():8184.[2].[J].,2003,21():3640.[3].[J].,2003:2124.[4],.[M],,1999:111.[5].2004[R],2005[6],.[N]..1995[7],.()[Z].:,1996:359360.[8].[J].,1998,16(4):4546.[9].[J].,2003,21(2):4344.[10].[J].2003:3436.(24)(4)CODCOD,80%(5),,50%,651mm,,,COD1000mgL-1,VFA500mgL-1,(),,COD80%,,(,,,)COD500mgL-1,200mgL-1,6(1),,,,,70%,(2),3525,,COD(3),,50%(4)CODpH,(5),,60d:[1].[P].:ZL97103569.5,1998-03-04.[2],,[J].2003(02):6566.[3],,,.[J].2003(02),1517.[4],,.[J].,2001(4),114116.13ChinaBiogas2005,23(3)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.