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2006265 ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY[]2006-03-04;[]2006-05-24。[](1970—),,,,,。:0311-86916558;:lilymin2004@163.com。1,2, 1, 2,3,1(1.,300130;2.,050031;3.,315800)[],HENGJIEO1AO2,。,,,。O120h、A35h、O225h,20d,COD5435.7mg/L()COD369.3mg/L(),COD93.17%;NH3-N67.80mg/LNH3-N1.04mg/L,NH3-N98.18%,100~200。COD,。[];;;[]X703.1 []A []1006-1878(2006)05-0409-04TreatmentofHighConcentrationCokingWastewaterUsingEfficientDegradingBacteriaLiLimin1,2,LiGang1,LiLiu2,XuJunfu3,KangYanfang1(1.SchoolofChemicalEngineeringandtechnology,HebeiUniversityofTechnology,Tianjin300130,China;2.ShijiazhuangCokeandChemicalGroup,ShijiazhuangHebei050031,China;3.NingboHengjieWaterTreatmentEngineeringGroup,NingboZhejiang315800,China)Abstract:Cokingwastewaterwithhighconcentrationcan’tbetreateddirectlybybiologicalprocess.Tosolvethisproblem,HENGJIEefficientdegradingbacteriaandpowderedactivatedcarbonwereaddedintothepilotO1AO2system.Theresultsindicatethatthisprocesscantreatcokingwastewaterdirectlywithshortstart-uptimeandhighdegradationefficiency.WhenHRTofO1,A,O2stagesare20,35,25hrespectively,theaverageCODisdecreasedfrom5435.7mg/Lto369.3mg/Lafter20dofrunningwith93.17%ofremovalrate.TheaveragemassconcentrationofNH3-Nisdecreasedfrom67.80mg/Lto1.04mg/Lwith98.18%ofremovalrate.Thechromaoftheeffluentis100-200.ThedetectionitemscanreachthefirstgradeoftheNationalIntegratedWastewaterDischargeStandardsexceptCODandchroma.Keywords:efficientdegradingbacteria;cokingwastewater;powderedactivatedcarbon;wastewatertreatment ,、,。,,,COD2000mg/L,COD200~400mg/L,[1]。,,,。,、、[2~4],。,409 ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY 200626,COD。、,,。HENGJIE()O1AO2,、(),。1 试验部分1.1 ,1。1,NH3-N,COD。1 COD/(mgL-1)ρ(NH3-N)/(mgL-1)ρ()/(mgL-1)ρ()/(mgL-1)ρ()/(mgL-1)ρ(SS)/(mgL-1)ρ()/(mgL-1)pH5000~700020~150503~15800~130010070~2001000~15008.0~9.51.2 1.2.1 (),、,。,,(200,,)。(),,[5]。1.2.2 O1AO2,1。1 O1AO2(O1),,COD(、),(O2)COD,。O120h。(A)O2NO-2-NNO-3-N,,,[6]。A35h。O2NH3-NNO-2-NNO-3-N。O225h。250L/h。1.3 ;;NH3-N、();、4-();、();、-();N-(1-)-;(DO)。2 结果与讨论2.1 2005719,O1、AO2,,0.5%,1%。2005720,,O150L/h,AO230L/h,、,O1,AO2。O1O2DO3~4mg/L,O2pH7.5~8.0,pH。CODNH3-N,。2005825250L/h,O1COD5000~5500mg/L,COD700~900mg/L。,。200594,O2NO-2-N1.59mg/L,。410 5.NO-2-N,NH3-N,2005912,NO-2-N120.87mg/L,NH3-N20059100。2005912,ANO-2-N39.8mg/L,,,;2005915,,。2.2 ,250L/h,,。,20051211219,,2、32。2、32,,COD5435.7mg/L,COD369.3mg/L,COD93.17%;NH3-N67.80mg/L,NH3-N1.04mg/L,98.18%,NH3-N。COD、,。2 COD■ COD;◆ COD;▲ COD3 NH3-N■ NH3-N;◆ NH3-N;▲ NH3-N2 COD/(mgL-1)ρ(NH3-N)/(mgL-1)ρ()/(mgL-1)ρ()/(mgL-1)ρ()/(mgL-1)pH369.31.040.290.410.20200~3007.0~8.0,%93.1798.1899.9999.8097.5050~70 ,,;,5,,,30min(SV30)20%50%~65%。3 结论a)HENGJIEO1AO2,,。b)O120h、A35h、O225h,20d,COD5435.7mg/L()COD369.3mg/L(),COD93.17%;NH3-N67.80mg/LNH3-N1.04mg/L(),NH3-N98.18%。COD、(100~200),。c)HENGJIE,。,,5,,。d),,,,(),NH3-N。e)COD,COD93.17%,COD,。411 ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY 200626 1 ,..,1998,(3):20~212 SamE,ShelbyJr./.,2005,36(1):58~613 GuiotSR,Tawfiki-HajjiK,LepineF,eta.lImmobiliza-tionstrategiesforbioaugmentationofanaerobicreactorstreatingphenoliccompounds.WaterSciTechnol,2000,42(5~6):245~2504 ,..,2002,20(5):9~115 ,..,1998,20(5):36~406 WangJianlong,QuanXiangchun,WuLibo,eta.lBio-augmentationasatooltoenhancetheremovalofrefractorycompoundincokeplantwastewater.ProcessBiochem,2002,38(5):777~781(编辑 刘建新)2007《》《》1984。,,。《》,《》()、《》(CA)、ElsevierBibliographicDatabases、《》()、《》、《()》、《()》、《》、《》、。《》:、。、、、、、、、、、、、、、、、。《》、、。《》,16,80,18,8.00,648.00;:18-125;:;:BM4379;:。、,,,。:《》 :300271:022-63804996 022-63804759 :022-63804996E-mail:jxsyhg@tpcc.com.cn: : : 412
本文标题:高效降解菌处理高浓度焦化废水李立敏
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