复合曝气生物滤池处理合成洗涤剂废水研究罗杰

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ResearchonthetreatmentofsyntheticdetergentwastewaterbyusinghybridbiologicalaeratedfilterLuoJie,JiGuixia,LiuXian,WanBo(CollegeofUrbanConstructionandEnvironmentalEngineering,ShanghaiUniversityofScienceandTechnology,Shanghai200093,China),,,(,200093)[](HBAF),、。,,COD、LAS;4∶1;COD、LAS。1.1m3/(m2·h),4∶1,2000mm,COD、LAS86%、81%,COD、LAS。[];;[]X703[]A[]1005-829X(2010)08-0047-04Abstract:Theeffectsofhydraulicloading,gas/waterratio,andfilterbedthicknessonthetreatmentcapacitieshavebeenstudiedbytheexperimentsusinghybridbiologicalaeratedfilter(HBAF)fortreatingthesyntheticdetergentwastewater.TheresultsshowthattheremovalratesofCODandLASarereducedrapidlywiththeincreaseofhy-draulicloading,andthebestgas/waterratiois4∶1.ThereisanindexrelationshipbetweentheCODandLAScon-centrationsandthicknessofcorrespondingfilterbed.UsingHBAFfortreatingthetypicaldetergentwastewater,theremovalratesofCODandLAScanreach86%,81%,respectively,underthefollowingconditions:hydraulicloadingis1.1m3/(m2·h),andgas/waterratiois4∶1,andafterthewastewaterflowthroughthefilterbedwhosethicknessis2000mm.Thus,theCODandLASofeffluentwatercanreachthedischargestandard.Keywords:hybridbiologicalaeratedfilter;syntheticdetergentwastewater;wastewatertreatment[](52-07-307-201),,〔1〕。(LAS)、,。、、。。。,,〔2〕。,,。(HBAF),HBAF。11.1HBAF1PVC,3350mm,152mm;,200mm;,150mm;,,3~5mm,2000mm;,50cm30820108IndustrialWaterTreatmentVol.30No.8Aug.,201047——2010-08,30(8);,1000mm,TBR1,PP+K-45,800mm,1.6m2/m3。1.2HBAF、、NH4Cl、KH2PO4、CaCl2、MgSO4、FeSO4、ZnSO4、。、,(COD400~500mg/L、LAS50mg/L)。,,。、。COD,LAS。22.1HBAF。,,3∶1,1m3/(m2·h),,,。1。1,,3dCOD,COD,9COD70%,。HBAF3d〔3〕。,。14dCOD80%,,25COD80%,,。LAS,LAS,。,,LAS,(2~5h)〔4〕。15d,5h,LAS50mg/L5d,1h,。2.2HBAF4∶1,HBAF。2。2,,CODLAS。,,。0.55~2.2m3/(m2·h),COD81%73%,LAS86%70%,LASCOD。,1.1m3/(m2·h)。2.3HBAF1.1m3/(m2·h),HBAF。3。3,4∶1,CODLAS,86%、81%。CODLAS,、,,,,,,。,,,48——2010-08,30(8)CODLAS。,,,。,4∶1。2.4HBAF1.1m3/(m2·h),4∶1,,HBAF,4。HBAF0~500、500~1000、1000~1500、1500~2000、2000~2800mm5。4,COD500~1000mm,CODCOD55.8%。1000~1500mm1500~2000mm,,COD。LAS500~1000mm1000~1500mm,LASLAS38.9%41.3%,1500~2000mmLAS。,、,,。、、、,COD、LAS。,、,COD、LAS。,CODLAS。LAS〔5〕,,LAS、,,0~500mmCOD、LAS。LAS,LAS,COD、LAS500~1500mm。2000~2800mmCOD、LAS,,。,15cm。2.5500~2000mm,COD(C)COD(C0),-ln(C/C0)H,5。5,-ln(C/C0)H。-ln(C/C0)H:C=C0e-1.332(H-0.5)(r≈0.9995)(1):C———HCOD,mg/L;C0———COD,mg/L;H———,m。LAS,:CL=CL0e-1.188(H-0.5)(r≈0.9839)(2):CL———HLAS,mg/L;CL0———LAS,mg/L。,。3(1),HBAFCOD、LAS,LASCOD。(2)HBAF4∶1。(3)COD、LAS。COD500~1000mm;LAS500~1500mm。500~2000mm,COD、LAS,:49——。(4),,。。(5)1.1m3/(m2·h),4∶1,2000mm,COD、LAS86%、81%,COD、LAS。[][1],,,.[J].,2007,26(9):1263-1266.[2].[J].,2002,28(7):15-18.[3],.[J].,2009,35(4):61-64.[4].MBR[D].:,2007.[5],,,.(LAS)[J].,2002,29(5):85-89.[](1988—),2006。:13764691482,E-mail:shyangtao@163.com。[]2010-03-10()Studyonthemechanismsofbio-regenerationofsaturatedadsorptionresinGuXihui,ZhangLing,TengHoukai,ChenJun(CNOOCTianjinChemicalResearch&DesignInstitute,Tianjin300131,China),,,(,300131)[]XDA-1,。,。XDA-1,,,XDA-1。[];;;[]X703.1[]Α[]1005-829X(2010)08-0050-04Abstract:Inordertodiscussthemechanismofbio-regenerationofadsorptionresin,thebio-regenerationprocessofanilineexhaustedXDA-1resinhasbeentakenasanexample.Onbasisoftheadvancedstudyofbio-regenerationprocess,itisthoughtthatecto-enzymehypothesisdoesnotcomeintoexistenceinthissystem.Theself-desorptionandbio-regenerationprocessesofanilineexhaustedXDA-1resinarecontrasted.Itisfoundthatthephysicaldes-orptionisthemainreasonfortheresumptionofadsorbingcapacityofanilineexhaustedresin,whiletheroleofbiodegradationofanilineisconstantlypromotingthedesorptionofadsorbates.Itisprovedthatthebio-regenerationofXDA-1resinisconsistentwiththeconcentrationgradienthypothesis.Keywords:adsorptionresin;mechanismofbio-regeneration;ecto-enzymehypothesis;concentrationgradienthy-pothesis,。1,,。,。、、。!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!30820108IndustrialWaterTreatmentVol.30No.8Aug.,201050——

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