高浓度有机废水的生化处理研究杨晓丽

　293Vol.29No.3　20086JournalofChemicalIndustry&EngineeringJun.,2008:2007-03-28:(1976-),,,,,,。E-mail:[e-mail]杨晓丽(,　210093)　　:,UASB+,CODUASB,。:;;:TQ051　:A　:1006-7906(2008)03-0035-03StudyonbiochemicaltreatingofhighconcentrationorganicwastewaterYangXiaoli(SchoolofChemistryandChemicalEngineering,NanjingUniversity,Nanjing210093,China)　　Abstract:ThefeasibilityoftreatinghighconcentrationorganicwastewaterbyUASBandcatalyticoxidationisstudiedbymodelexperiment.TheinfluenceofmassconcentrationofCODandsaltcontentinthewastewateronthetreatmentefficiencyisdiscussed,andsomeessentialparametersareselectedprimarily.Keywords:Biochemicaltreating;Catalyticoxidation;Organicwastewater　　,(CMC)。2:CMC,(CODCr50000mg/L),(6%);,。,UASB+。UASB(UpflowAnaerobicSludgeBlanket),:(1);(2);(3)(、、)。、、、。,。1　1.1　　CMC,CODCr,、,10%TiO2-UHMWPE,。:1　McgeeMA,HowiseDW,NealeSD,etal.Theroleofpolyethylenewearsinjointreplacementfailure[J].ProcInstnMechEngrsPartH,1997,211:65～722　,,.Al2O3[J].(),2002,25(4):26～283　,,.[J].,1999,17(3):35～394　.[M].:,19945　,,.PTFE[J].,1999,15(1):68～722008293　42640mg/L,BOD520700mg/L,(,)5.54%。,pH6.5,(28±2)℃,N,P[1]。,N,P,COD,NP100∶5∶1,。1.2　1.2.1　CMCCMC1。1　UASB,,,AF。,,。1.2.2　2。2　1.3　CODCr、BOD5、、pH;[2]。2　2.1　CMC2.1.1　,CMC,,,,CMC,1。1　/dCOD/(mg·L-1),%COD/(kg·m-3·d-1)COD/(mg·L-1),%140280.52.87--540280.52.87237641.0651370.83.696--1051370.83.696259049.61,,COD、、,COD41%49.6%。UASB,,,。2.1.2　CMCCMC(CODCr42640mg/L,BOD520700mg/L,5.54%),pH,N,P,。,2。2,CMC,CMC。,CMC8,COD40%。,85,,COD5330mg/L8638mg/L,0.7%1.1%,3.69kg/(m3·d)7.5kg/(m3·d)。,COD,40%60%。,7.5kg/(m3·d),CMC5,UASB,CMCCOD60%,,,COD。36　2　UASB/dCOD/(mg·L-1),%COD/(kg·m-3·d-1)COD/(mg·L-1)COD,%053360.73.69--153200.73.69305442.6253150.73.67291845.1362910.85.25298252.6462800.85.24305851.3562610.85.23291853.4663370.85.27287754.6763921.15.28280056.2886201.16.48348259.6986791.16.46388055.31087271.16.49370957.51186891.17.56374556.91487601.17.54353959.61586711.17.55345160.21786381.17.49331761.619106001.49.1497153.120105401.49.1626140.621104501.49.1709632.122106001.49.1810923.5COD,COD10000mg/L,1.4%,。,。,UASBCMC,7.5kg/(m3·d),1.1%([1])。CMC,COD60%。2.2　,CMCUASB5,N,P,15h,3(＊)。3　COD/(mg·L-1)COD/(mg·L-1),%937146.884.398.7＊89.0＊4,CMC937mg/L,,COD150mg/L,100mg/L。3　　CMC,,,,,,。,COD,。,UASBCMC,1.1%,7.5kg/(m3·d),。,,COD60%,UASB。CMCUASB,COD3000mg/L,,COD。,COD1000mg/L,15h,,COD100mg/L。:1　.[M],:,1998.892　.[M]..:,2002.20637