SBR工艺对高有机氮啤酒废水脱氮研究傅金祥

[1]。、CODONTN90%。ONON。ON、[2]。ONTN。ONON。ONSBRONTN。11.1SBR1。SBR300mm、3000mm200L100L。ACO。。、、、[3]。。1.2、CODON112111.1101682.110015SBRONONON。ON。22～30℃、pH7.08～8.17、DO2mg/L2hNH4+-NONON9.22mg/LGB18918－2002A4hONCODON93.94%77.71%。SBRX797A1000-3770(2014)02-0065-0042013-07-292012ZX07212-0012012ZX07505-002-0021955－、、[e-mail]1SBRFig.1SchematicdiagramofSBR40220142Vol.40No.2Feb.,201465DOI:10.16796/j.cnki.1000-3770.2014.02.015TN90%。COD700～1500mg/LNH4+-N、TN、NO3--N、NO2--N、ON1.44～3.47、35～70、3.22～4.74、0.04～0.11、23.25～62.48mL/gpH6.8～8.2。NaHCO3pH。。SBR2。SVI90～110mL/g28%～35%MLSS4.2～5.4g/L3g/LON。1.3SBR12h2。15min、60min、240min60min、30min。A-O-A1NO2-、NO3-CODON、NO2-、NO3-2TN。150L90L60%[4]。1hNH4+-N、NO2--N、NO3--N、TNCOD。ONρ(ON)=ρ(TN)-ρ(NH4+-N)-ρ(NO2--N)-ρ(NO3--N)。1.4CODNH4+-NNO2--NN-1--NO3--NTNDOSV、SVIMLSS、MLVSS[5]。22.1SBR12。MLSS4230mg/LCOD1055mg/L。2TN52.1mg/LTN、ON“”。2120minTNON、NH4+-N、NO3--N。NO2--NNO3--N。NO3--N。15～60minNO3--N2mg/L60minNO3--N0.995mg/L4.635mg/L4hTN22.58mg/LTN57.6%ON40.61mg/L17.34mg/L57.3%。4hNH4+-N2.53mg/L0.63mg/LTN57.6%NH4+-NNH4+-NNH4+-N[6]。30minDONO3--N。DONO3--N390minNO3--N5mg/L。TNON。2ONON2ON。ON38.67mg/L17.34mg/LONNH4+-NNO2--N、NO3--N[7]。DOTNNO3--NON、NH4+-NNO2--N21Fig.2Changesofnitrogenmaterialinonecycle0601201802403003604200102030405060
/(mgL)t/min40266。TNNO3--NTN15mg/LGB18918－2002A[8]。ON。2.2ONSBR234h0.5、1、2、3、4h21h22～30℃pH7.08～8.17DO2mg/L。NH4+-NON31。1NH4+-N0.5h2hON2h3hNH4+-NON3h4hNH4+-NON。1NO2-、NO3-。NH4+NO2-NO3-NH4+NO2-NO3-N2。ONNH4+-N。2hONNH4+-N2hNO3--NNO2--N。2hNH4+-N77.29%NH4+-N3.11mg/LNH4+-N0.712mg/LGB18918－2002AON81.15%ON48.36mg/LON9.22mg/L。2hNH4+-NON。2.3ONNH4+-N、。ONTN[9]。。COD、TN[10]。ONNH3-NON、NH3-NNH3-NNH3-NNH3-N[11]。NH4+-N。、ON[12]。3、4、5、6hON22～30℃pH7.08～8.17DO2mg/LON28.38～59.46mg/L。42。3.4602.9973.1093.7103.6100.8980.7000.7120.9170.87237.0143.7848.3649.5553.8312.829.639.2210.2511.0573.7274.5677.2975.5875.9765.3777.7181.1579.5479.18ρ(ON)/(mg·L-1)/%NH4+-NON0.5123412345ρ(NH4+-N)/(mg·L-1)1NH4+-NONTab.1ThedifferentNH4+-NandONremovalefficiencyfromtheanoxictime/h3ONFig.3Organicnitrogenremovaleffectintheanoxicsystematdifferenttime08162432404801020304050607080020406080100
/%t/d



(ON)/(mgL) 4ONFig.4Thedifferentorganicnitrogenremovalefficiencyfromtheaerationtimeintheanoxicsystem081624324001020304050607080020406080100
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(ON)/(mgL) SBR6723h4hCODONCOD[13]。3hONON。4hON。4h6hCODON。CODON。ON。。4hONCOD93.94%COD124976.33mg/LON77.71%ON43.789.63mg/L。4hCODONGB18918－2002A。3SBRA-O-AON0.5、1、2、3h3、4、5、6h2h、4hCOD、TNCODTNGB18918－2002A。[1],,.[J].,2006,19(1):82-84.[2].[D].:,2012.[3],,,.[J].,2012,30(1):4-7.[4],,,.[J].,2011,37(11):76-79.[5]《》.[M].4.:,2002.[6].SBR[D].:,2007:31-33.[7]HanakiK.WantawinC,OhgakiN-itrificationatlowlevelofDOwithandwithoutorganicloadinginasu-spendedgrowthreactor[J].WaterRes.,1990,24(3):297-302.[8]GB18918－2002[S].[9].[D].:,2011.[10].[D].:,2012.[11].+SBR[D].:,2009.[12],,,.[J].,2008,2(8):1044-1047.[13].[D].:,2011.SBRPROCESSINBREWERYWASTEWATEROFHIGHORGANICNITROGENDENITRIFICATIONTREATMENTRESEARCHFuJinxiang1,WangBaohua1,LiuDanyang2,ZhangRongxin1,WangWendong1(1.SchoolofMunicipalandEnvironmentalEngineeringShenyangJianzhuUniversity,110168:2.LiaoningUrbanandRuralConstructionPlanningDesignInstitute,110015:Shenyang,China)Abstract:Inordertomakeabetterorganicnitrogenammonificationandnitrification,SBRwasusedtotreatthebrewerywastewaterwithhighorganicnitrogentoachievedenitrification,andtheammoniationoforganicnitrogenanoxiaandaerationtimeonammoniationeffectwasstudied.Theresultsshow:Controltherighttimetohypoxiaandoxygenisoneoftheimportantfactorsaffectingremovaloforganicnitrogen.Theresultsshowthatwhenthetemperatureis22~30℃,pHof7.08~8.17,ρ(DO)2mg/L,atthetimeofhypoxiafor2h,highestaverageremovalrateofammonianitrogenandorganicnitrogenwereobtained,andorganicnitrogeneffluentconcentrationwas9.22mg/L,whichmetlevelAdischargestandardofGB18918－2002;atthetimeofoxygenfor4h,organicnitrogenammoniationdegreeishigher,andtheCODandthehighestaverageremovalrateoforganicnitrogenreached93.94%and77.71%respectively.Keywords:brewerywastewater;highorganicnitrogen;theSBRprocess;organicnitrogennitrification;hypoxiaammoniation852.812491092100262.4476.33145.5180.342.9943.7842.7039.0611.339.6310.8410.8292.1093.9486.8282.0273.6877.7175.0871.96ρ(ON)/(mg·L-1)/%CODON34561234COD/(mg·L-1)2CODONTab.2TheeffectofaerationtimeonCODandONremoval/h40268