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当前位置：首页 > 行业资料 > 其它行业文档 > 高含盐有机化工废水生物处理初探
6200761121113001912300052NaCl9000~10000mg/LTOCCODTOC+1820h+ApreliminarystudyonbiologicaltreatmentfororganicchemicalplantwastewaterwithhighsaltcontentZhangJinhong1ZhangYiling2JingJiangang1YuLan1.(1.TianjinAcademyofEnvironmentalSciences,Tianjin300191;2.TianjinEnvironmentalSanitationEngineeringInstitute,Tianjin300052)Abstract:Fortheorganicchemicalwastewaterusedinthestudy,itsmaininorganicsaltwassodiumchloriderangingfrom9000~10000mg/L.AlinearrelationshipbetweenTOCandCODwasobtainedthroughanexperiment.AccordinglyTOCinsteadofCODwasusedtoevaluatetheremovaloforganicmatter.Biologicaltreatmentforthiswastewaterwithhighsaltcontentfromanorganicchemicalplantwasstudiedbyusingcomparisonbetweenaerobicprocessandhydrolysis-acidification+aerobicprocess.Itcanbeobtainedfromthetreatmentexperimentsthatbothofthetwoprocesseswereapplicabletotreatmentforthewastewaterwithhighsaltcontentfromorganicchemicalindustry.However,thevaluesofhydraulicretentiontimeforthetwoprocesseswerehigh,whichwere18hand20hrespectively.KeywordsHighsaltcontentChemicalplantwastewaterAerobictechniqueHydrolysis-acidification[]+11.15000ATOC752pH11.22L80mm400mm1.8L+1,196362007621CODTOCBOD5NH4+-NTPpHCl-SS1.35000t22/(mg?L-1)COD300~320BOD565TOC89.0~95.5NaCl9000~10000TN50~54NH4+-N21~23TP5.0SS5022.1CODTOCCODTOCCOD2.9?TOCTOCCOD2.2TOCMLSS2.0~2.5g/LMLVSS/MLSS0.41TOC165%[6][2,3]6200763TOC2.3+10hDO0.50mg/L0.37~0.41mg/L210hTOC35%3BOD5/CODTOC68%2+TOC3BOD5/COD2.412+2h620076460%10h8hBOD5/COD0.20.1+10h[4,5]3+1820h++[1].[J].2001,27(11):54-56.[2].[M].:1985.[3].[J].1998,17(9):8-10.[4].M].2001.[5].[M].1996.[6].[M].2005.2007-03-25?
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本文标题：高含盐有机化工废水生物处理初探
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