畜禽养殖废水在硝化反应器内的硝化性能研究陈庆斌

,。[1-3]。、、。COD、,BOD5[4-6],、、[6-8]。。[9]。。。。11.11.1.1,HBRHBR300300。、。25℃pH6~7DO4~6mg·L-1,HRT12h,200mg·L-11mg·L-1100%。：：X713：ADOI：10.3969/j.issn.1006-6500.2011.03.013LivestockPoultryWastewaterNitrificationPerformanceCHENQing-bin,SUYa-xun,DAINa,GENGFang,ZHANGKai(TianjinEcologicalScienceandTechnologyInstituteofNorthernGardening,Tianjin300300,China)Abstract:Inrecentyearstheenvironmentalpollutions,especiallyNH4+-Npollutioninlivestockandpoultrywastewaterwerebe-comingincreasinglyseriouswiththerapiddevelopmentofthelarge-scalefarmsinChina.NH4+-Nremovalratefromlivestockandpoultryfarmingwastewaterwasinvestigatedbyusingnitrificationreactor.Firstly,thenitrifyingbacteriawascultivatedinnitrificationreactor,andthencontinuousexperiment,thebatchexperimentwereconductedtostudytheAmmoniaremovaleffectandtheinflu-enceofseveraloperatingparameters.Theresultsshowedthatwhenthetemperature,pH,DO,HRTandinfluentNH4+-Nconcentra-tionwere25℃,6~7,4~6mg·L-1,12hand200mg·L-1respectively,theeffluentNH4+-Nconcentrationwasabout1mg·L-1,andNH4+-Nremovalefficiencynearedto100%.Keywords:livestockandpoultryfarmingwastewater;nitrificationreactor;NH4+-Npollutants;nitrifyingbacteri2011，17（3）：43-46TianjinAgriculturalSciences：2011-03-14；：2011-04-26：11C26211200216：1986-。17。1。1.1.2。。2。1.1.31L。。、。1.21.2.11。500mg·L-124h。2~3d、COD∶N∶P=100∶5∶1COD300mg·L-1COD500mg·L-124h17d。2NH4+-NCOD50mg·L-1NH4+-N100mg·L-124h18d。1.2.21HRT。COD100mg·L-1NH4+-NNH4+-N200mg·L-11NH4+-NCODHRT2418h12h5d。2COD100mg·L-1NH4+-NNH4+-N200300400mg·L-11CODNH4+-NHRT24h5d。22.12.1.1。200mL800mL。24h24h17d。NH4+-N。1150mg·L-17d138mg·L-172mg·L-1。51%。,。2.1.22150mg·L-18d0.442mg·L-1。2.2、。1COD/(mg·L-1)/(mg·L-1)pH2140892.27.842SVMLSS/(mg·L-1)SVI/(mL·g-1)75%1127066.5·44·3HRT。HBRHBRCODCOD200~400mg·L-1pH6~7DO4~6mg·L-127℃。NH4+-N、COD。2.2.1HRTHBRCOD100mg·L-1200mg·L-1HRT241812h。340mg·L-10.235mg·L-1。100%。4,56。COD6COD110mg·L-1COD。55COD121.5mg·L-1。HRT12hCOD50mg·L-190%。2.2.2HBRCOD100mg·L-1200mg·L-1HRT24h,200300400mg·L-1。640mg·L-10.325mg·L-1。80%100%200mg·L-1。7300mg·L-1。110.747mg·L-1。60%。。8400mg·L-1211.796mg·L-1200mg·L-1300mg·L-1。·45·17200mg·L-1。200mg·L-1HRT12hHRT。COD。3118h12hCOD。。[10]。2HRT121824hHRTHRT12h100%HRT12h。3200300400mg·L-1200mg·L-1。200mg·L-1100%300mg·L-1400mg·L-162%48%。：[1].[J].,2005(17):54-56.[2],.[J].2008(4):74-76.[3],,.[J].,2004(S1):105-108.[4],,.[J].,2002(18):24-28.[5],,.[J].,2006(1):35-37.[6],,.-A/O2[J].2005(31):55-57.[7]HeeSK,YonuKC,SoojeungAH,etal.Enhancingnitro－genremovalofpiggerywastewaterbymembranebioreactorcombinedwithnitrificationreactor[J].ScienceDirect,223(2008):194-204.[8].[J].·,2001(51):67-68.[9],.[J].:,2002(31):18-20.[10],,.[J].,1998,14(1):18-20.·46·