催化剂生产过程含氨废水的生物处理高会杰

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2008111611             INDUSTRIALCATALYSIS              Nov.2008Vol.16 No.11:2007-12-17  :,1972,,,。:。E-mail:sygaohj@163.com高会杰*,黎元生(,113001) :用培养的硝化菌对催化剂生产过程排出的含氨废水进行处理,连续反应装置投加菌体后,水力停留时间17.5h,出水氨氮即可低于10mg·L-1,氨氮去除率95%。结果表明,保藏的菌种经2~7天适应后即恢复活性,可以将氨氮浓度低于1500mg·L-1的催化剂生产废水脱氨至小于10mg·L-1。:催化剂工程;催化剂生产;含氨废水;硝化菌:X703;TQ426.6  :A  :1008-1143(2008)11-0073-03Bio-treatmentofammonia-containingwastewaterfromcatalystmanufactureGAOHuijie*,LIYuansheng(SinopecFushunResearchInstituteofPetroleumandPetrochemicals,Fushun113001,Liaoning,China)Abstract:Nitrifyingbacteriawereculturedandusedintreatmentofammonia-containingwastewaterwithlessthan1500mg·L-1ammoniafromcatalystmanufacture.TheresultsindicatedthattheactivityofnitrifyingbacteriawasrecoveredaftertheyadaptedtothewastewaterofpH6.0-9.5for(2-7)days.Effluentammonianitrogenconcentrationoflessthan10mg·L-1andammoniaremovalrateofover95%wereobtainedunderhydraulicresidencetimeof17.5h.Keywords:catalystengineering;catalystmanufacture;ammonia-containingwastewater;nitrifyingbacteriaCLCnumber:X703;TQ426.6  Documentcode:A  ArticleID:1008-1143(2008)11-0073-03  。[1],。“--”COD,,[2]。,COD,,,[3]。。,。1 1.1 Cl-1#pH2#,1。。1 Table1 PropertiesofthewastewaterNH3-N/mg·L-1NO2-N/mg·L-1NO3-N/mg·L-1COD/mg·L-1Cl-/mg·L-1/mg·L-1pH1#22364.12.4460.8408246.76.082#12670.0240.612176460811.8   74                                         200811 1.2 1500mg·L-1,2。,,,,,,。30L,17.5h,pH=6.0~9.0,(2~4)mg·L-1。,,,。1.3NaHCO3,、,,,,,;SartoriusAGpHpH。2 2.1 1#,2。2 Table2 Hydraulicretentiontimeandtheammonia-nitrogenremovalloadfordifferentbatchofculture/%/h/%NH3-N/kg·m-3·d-1333399.990.452332099.780.7453318.599.760.806661699.260.7321001299.990.5921001299.990.5921001099.540.710100999.120.789  2,33%,33h、20h18.5h,99%;66%,16h99%;100%,12h。,,。,24h。,2~7,,95%。0.789kg·m-3·d-1。2.2 2.2.1 出水氨氮浓度1。1,1/3,630mg·L-1,7,1050mg·L-1,95%。151∶1,550mg·L-1,10mg·L-1;25,,1500mg·L-12780mg·L-1,,15mg·L-1。7,,17.5h,。1 Figure1 Effluentammonia-nitrogenconcentrationvs.time,,,;,,,24h10mg·L-1。2.2.2 出水硝化产物2。 200811          :         75    2 Figure2 Effluentnitrate-nitrogenconcentrationvs.time2,,,10.5%。,,,,,-。2.2.3 氨氮去除率3,。3 Figure3 Ammonia-nitrogenremovalratevs.time3,,,,95%。,,,。2.3 pH2#,pH,4。4,pH8.7,,,。pH,24hpH,7,,pH,,1200mg·L-120h。4 pHFigure4 pHinthereactorvs.time3  (1)(200~1200)mg·L-1,30L(16~18)h10mg·L-1,95%。(2)12h,10mg·L-1,95%。,(2~7),,。:[1],.[J].,1998,(9):7-15.[2].[J].,1994,(3):28-33.WangYuren.Probeanddiscussiononbio-denitrificationtech-nologyinpetroleumrefinerywastewatertreatment[J].Envi-ronmentalProtectioninPetrochemical,1994,(3):28-33.[3],,.[J].,2004,27(3):26-29.ChenYi,LiQiang,ZhanAixia.Probingintotreatmenttech-nologyofcontainingNH3-Ncatalyticwastewater[J].Envi-ronmentalProtectioninPetrochemical,2004,27(3):26-29.

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