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38320093 AppliedChemicalIndustryVol.38No.3Mar.2009:2008-12-26 :2009-01-14:(1974-),,,,。:13862117956,E-mail:lijuanhong1@163.comUASB吴建华1,张贵清2,李娟红1,马三剑1(1., 215011;2.(), 215011) :3LUASB。COD2000~5000mg/L,2~5kgCOD/(m3·d),NaCl。Cl-1000mg/L5000mg/L,COD90%85%,83%。Cl-5000mg/L,,,。:;;UASB:X703 :B :1671-3206(2009)03-0460-03TheexperimentalstudyonhighlyCl-concentratedpharmaceuticalwastewatertreatedbyUASBWUJian-hua1,ZHANGGui-qing2,LIJuan-hong1,MASan-jian1(1.InstituteofEnvironmentalProtectionApplicationTechnology,USTS,Suzhou215011,China;2.COBDHoldings(Suzhou)Co.,Ltd,Suzhou215011,China)Abstract:3LMesophilicUASB(UpflowAnaerobicSludgeBed)reactorwasusedforthetreatmentofpharmaceuticalwastewaterwithhighconcentrationofCl-.Whentheconcentrationofinfluent-CODwaskeptbetween2000~5000mgCOD/Landthevolume-load2~5kgCOD/(m3d),theconcentrationofCl-isincreasedgraduallyfrom1000~5000mgCl-/L,CODremovalefficiencyhadadecreasefromover90%toabout85%,butover83%.Itprovesthatmesophilicmicroorganismwhichisdomesticatedproperlystillcanfunctionstablyundertheconditionofhighremovalefficiencywhentheconcentrationofchlorinereaches5000mg/L.Thisoffersthedesigndataforengineering.Keywords:highlyCl-wastewater;granularsludge;UASB 、、、,,(Cl-、Na+)。,,,、、;-,Cl-,Cl-COD、[1-3]。[4]Cl-,3000mgCl-/L,,COD,COD85%。5000mgCOD/L,5000mgCl-/L。,,、。1 1.1 ,Cl-,,HRT24h,COD90%,COD2000~5000mg/L。,NaClCl-,Cl-。,,。:COD4500~5000mg/L,pH4~6,Cl-4800~5000mg/L。DOI:10.16581/j.cnki.issn1671-3206.2009.03.0433:UASB1.2 UASB,1,3:、。90mm,3L,(37±2)℃,,,,,,。1 UASBFig.1 TheUASBreactortestequipment1.3 (90%,1.20×103kg/m3),50.5gSS/L,VSS/SS0.63。1.4 、COD、pH、、,[5]。1.4.1 COD指标 (GB11914—89)。1.4.2 Cl-指标 。1.4.3 TSS、VSS指标 。1.4.4 VFA指标 。2 2.1 ,COD1000~2000mg/L,pH[6]。,Cl-。20d,、COD2。 2,,COD,。2 、CODFig.2 TheCODchangeofinfluentandeffluentinsludgeculturalstage COD,3L/d,1000mgCl-/L5000mgCl-/L,COD1500mg/L5000mg/L,14d,70d,3。3 Cl-CODFig.3 TherelationshipofCODremovalefficiencywithCl-inloadingincreasingstage 3,Cl-,COD90%83%,COD;Cl-,Cl-。,Cl-,Cl-,,COD,。2.2 2.2.1 UASB进、出水COD与去除率变化关系 ,30d,COD4。 4,UASBCOD1500mg/LCl-=4928mg/L,COD900mg/L,80%,,46138。4 、CODFig.4 VariationsofCODandCODremovalefficiencyinthetreatingpharmaceuticalwastewaterstage2.2.2 UASB进、出水pH及VFA变化 pH,,,,pH6.8~7.2,5。5 、pHVFAFig.5 VariationsofpHandVFAinthetreatingpharmaceuticalwastewaterstage 5,,,pH6.5,,,。,VFA1~3mmol/L,pH7.2~8.0,。2.2.3 容积负荷与产气量的关系 6。 6,1.5kgCOD/(m3·d),2.2L,,,UASB4.5kgCOD/(m3·d),7.5L/d。UASB,,,。,UASB,1kgCOD0.6~0.68m3,。6 Fig.6 ThechargecurveofrelationbetweenVLRandbiogasproduce3 (1)COD2000~5000mg/L,Cl-2000~5000mg/L,COD83%。,,,。(2)COD4500~5000mg/L,4.5~5kgCOD/(m3·d),30d,COD80%,,1kgCOD0.6~0.68m3,。(3),UASB,,pH。:[1] SmytheG.Biologicaltreatmentofsaltywastewater[J].EnvironmentProcess,1997,16(3):179-183.[2] ,,.[J].,2000,18(2):12-16.[3] ,,.[J].,2003,21(1):22-25.[4] ,,,.[J].:,2003,2(11):34-38.[5] .[M].:,2002:210-215.[6] RE.[M].:,2001:60-62.462
本文标题:UASB处理高盐制药废水的试验研究吴建华
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