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当前位置:首页 > 行业资料 > 国内外标准规范 > 氨氮对AO2MBBR处理垃圾焚烧渗沥液厌氧出水的影响刘钊
108Vol.10No.820168ChineseJournalofEnvironmentalEngineeringAug.2016A/O2MBBR*100083/MBBR。HRT=30h300%700mg·L-199%80%50%500mg·L-190%70%。。。X703A1673-9108201608-3986-07DOI10.12030/j.cjee.201503201EffectofammonianitrogenontreatmentofanaerobiceffluentofleachatefromMSWincinerationplantbyA/O2MBBRLIUZhaoJIANGFengDANGYanSUNDezhi*BeijingKeyLaboratoryforSourceControlTechnologyofWaterPollutionBeijingForestryUniversityBeijing100083ChinaAbstractAnanoxic/two-stageaerobicmovingbedbiofilmreactorMBBRwasusedtotreattheanaero-biceffluentcomprisingtheleachatefromanMSWincinerationplant.Theeffectofahighammonia-nitrogencon-centrationonthenitrificationprocesswasinvestigated.ThechangesinthemicrobialcommunitystructureofeachreactorwereanalyzedbydenaturinggradientgelelectrophoresisDGGE.UsinganhydraulicretentiontimeHRTof30handinternalrecycleratioof300%theCODNH+4-NandTNremovalefficiencieswerefoundtoberespectivelyaround80%99%and80%.WhentheinfluentNH+4-Nconcentrationincreasedto700mg·L-1theNH+4-NandTNremovalefficiencydecreasedto50%.HowevertheNH+4-NandTNremovaleffi-ciencyreturnedtoaround90%and70%whentheinfluentNH+4-Nconcentrationdeclinedto500mg·L-1.TheinhibitoryeffectofNH+4-Nonthemicroorganismswasreversible.Therewerenosignificantchangesinthemicro-bialcommunitystructure.ThereductionoftheNH+4-NremovalefficiencyunderahighNH+4-Nconcentrationwasduetoadecreaseinthebioactivityofthemicroorganisms.Keywordsammonianitrogenmovingbedbiofilmreactorleachateinhibition512780522015-03-242015-04-171988—。E-mailpangdaodao@163.com*E-mailsdzlab@126.com、。12“+”3-5。1000mg·L-16。。8A/O2MBBRMBBR、7。8-10。11-13。MBBREGSB。11.1EGSB/A/O2MBBR。132L。50%。MBBRMBBR、MBBRDO3~5mg·L-1。pH4℃300%。1A/O2MBBRFig.1SchematicdiagramofA/O2MBBR1.2EGSB1。1Table1WaterqualitycharacteristicsofleachateCOD/mg·L-1BOD5/mg·L-1NH+4-N/mg·L-1TN/mg·L-1TP/mg·L-1pH55000~7000030000~45000600~10001200~180080~1504.2~6.13000~60001000~3000800~13001200~180015~308.0~8.31.3CODNH+4-NNO-2-NN-1--NO-3-NTNDOMulti3430WTWpHOrion3StarpHThermo。1.41DNA。-SDS-9DNA9500、600700mg·L-1/MBBR。13000r·min-110min1mL。DNADNAQ-BIOgeneUKDNABiowat-sonBiotechnologyChina。2PCR-DGGE。PCRPTC-200Bio-Rad16SrRNAPCREUB338FEUB534RDGGEEUB534R5'GC14PCR1.2%。DGGEDcodeBio-Rad8%35%~65%。1×TAE90V、60℃15h。1×SYBRGreenIInvitrogen30minAlpha。DGGEPCR、、BLASTNCBIGenbank15。22.1A/O2MBBR789310MLSS4000~5000mg·L-116。COD∶N∶P=100∶5∶1、。DO3~5mg·L-1pH7.0~7.53d。COD400mg·L-1NH+4-N150mg·L-1HRT=12hNaHCO3pH7.5。1。1COD85%70%。MBBR2d24h。3MBBRMBBR。2.2A/O2MBBREGSBA/O2MBBRNH+4-N80mg·L-11~4d150mg·L-15~7d300mg·L-18~13d400mg·L-114~20d500mg·L-121~25d600mg·L-126~35d700mg·L-136~50d500mg·L-151~54dNH+4-NA/O2MB-BR。2.2.1A/O2MBBRNH+4-NA/O2MBBR2。2NH+4-N500mg·L-1NH+4-N5mg·L-1NH+4-N99%。600mg·L-145mg·L-193%。NH+4-N700mg·L-1NH+4-N200mg·L-1NH+4-N75%NH+4-N50%。A/O2MBBR2A/O2MBBRNH+4-NFig.2NH+4-NtreatmenteffectbyA/O2MBBR600~700mg·L-1A/O2MBBR。NH+4-N500mg·L-1A/O2MBBRNH+4-N90%17。2.2.2A/O2MBBRTNA/O2MBBRTN3。3A/O2MBBRTNFig.3TNtreatmenteffectbyA/O2MBBR3NH+4-N600mg·L-1A/O2MBBRTN75%NH+4-N600~700mg·L-1TN50%。、MBBRTN。NH+4-N500mg·L-1TN70%NH+4-N88938A/O2MBBR。75%。2.2.3A/O2MBBRCODA/O2MBBRCOD4。4A/O2MBBRCODFig.4CODtreatmenteffectbyA/O2MBBR4NH+4-NA/O2MBBRCOD90%80%。NH+4-N500mg·L-1CODMBBR、MBBRCOD。NH+4-N600mg·L-1MBBRCODMBBRTNCOD。NH+4-N700mg·L-1COD90%MBBRCODCOD10%MBBRTN10%MBBR。MBBRCODMBBRCODCOD。500mg·L-1MBBRCODMBBRDO。MBBRCODMBBR。2.3A/O2MBBRA/O2MBBR5。5A/O2MBBRFig.5TransformationofnitrogeninA/O2MBBR5NH+4-N600mg·L-1MBBRTNNH+4-N、NO-2-N、NO-3-N。TNNH+4-N、NO-2-N、NO-3-NMBBRNH+4-N。MBBR、NH+4-NNH+4-N。MBBRCODNH+4-N。MBBRMBBRNH+4-N989310。NH+4-N700mg·L-1EGSBEGSBHRT2.5dNH+4-NTNNH+4-N、NO-2-NNO-3-N。MBBRNO-2-N、NO-3-N<10mg·L-1TNNH+4-NMBBR。TNNH+4-N。18。MBBR。NH+4-N400mg·L-1MBBRNO-2-N15mg·L-1NO-3-N75mg·L-1。NH+4-N500mg·L-1NO-2-N65mg·L-1NO-3-N13mg·L-1NO-2-N。nitrite-oxidizingbacteriaNOBNO-2-NNO-3-N。NH+4-N600mg·L-1NO-2-N36mg·L-1NO-3-N11mg·L-1ammonia-oxidizingbacteriaAOB。NH+4-N700mg·L-1NO-2-NNO-3-N10mg·L-1AOBNOB。NH+4-N500mg·L-1NO-2-N33mg·L-1AOBNO-3-N11mg·L-1NOB。NH+4-NAOBNOBfreeammoniaFAAOBNOB。FA。FANOB0.1~1.0mg·L-1AOB10~150mg·L-119。NH+4-N400mg·L-1FA0.5mg·L-1AOBNOBFAMBBRNO-3-NNO-2-NNH+4-N500mg·L-1FA16mg·L-1NOBAOBNO-2-NNH+4-N600mg·L-1FA35mg·L-1NOBAOBNO-2-N。NH+4-N700mg·L-1FA100mg·L-1AOBNOB。NH+4-N500mg·L-1FA15mg·L-1NO-2-N33mg·L-1AOBNOB。NH+4-N600mg·L-1MBBRTN。MBBR。MBBRNH+4-NMBBRNH+4-NFAAOBNOB。MBBRNO-2-NMBBRNO-2-N。NH+4-N500mg·L-1NO-2-N56mg·L-1MBBRNO-2-NNO-3-N52mg·L-1MBBRNO-3-NNOB。NH+4-N600mg·L-1MBBRNO-2-N65mg·L-1NO-2-NNO-3-N16mg·L-1NOB。NH+4-N700mg·L-1MBBRNO-3-NNOBNO-2-NAOB。NH+4-N500mg·L-1AOBNO-2-N70mg·L-1。MBBR、TN。2.4NH+4-N500、600700mg·L-1MBBR、MBBRDGGE9DGGE6。1442、4、5、609938A/O2MBBR101、3、7、8、9、10、11、12、13、14。DGGENCBI68NitrosomonasPseudomonasFlavobac-teriumBacteroidetesThaueraAlcaligenesVerrucomi-crobiaceaeEscherichia。MBBRPseudomonas2Bacteroidetes4Thauera6。PseudomonaBacteroideteMBBRpHThauera20。MBBR。MBBRNitro-somonas1Flavobacterium3Verrucomicrobiaceae12Escherichia10。NitrosomonasFlavobacteriumEsche-richiaEscherichiaMBBRMBBRCOD。MBBRMBBRNitro-somonas1Flavobacterium37。6DGGEFig.6DGGEprofilesandphylogenetictreeofsamples31HRT=30h、300%A/O2MBBR600~700mg·L-1A/O2MBBR。2pH。pH、A/O2MBBR。3。1NIEYongfeng.
本文标题:氨氮对AO2MBBR处理垃圾焚烧渗沥液厌氧出水的影响刘钊
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