您好,欢迎访问三七文档
当前位置:首页 > 商业/管理/HR > 公司方案 > ICMBR处理马铃薯淀粉废水的试验研究王文正
IC-MBR1,2,1(1.,730020;2.,730020)[]15~25℃(IC)MBR,。:ICHRT5h,COD23.62kg/(m3·d),MBRDO4mg/L,HRT8h,16.4kPa,IC-MBRCOD55mg/L。[];;[]X703.1[]A[]1005-829X(2011)01-0022-04TentativestudyonthetreatmentofpotatostarchwastewaterbyIC-MBRprocessWangWenzheng1,2,ZhangMingxia1(1.GansuMembraneScienceandTechnologyAcademe,Lanzhou730020,China;2.GansuMembraneSepaerationEngineeringTechnologyandResearchCenter,Lanzhou730020,China)Abstract:AnIC-MBRcombinedprocesshasbeenusedfortreatingpotatostarchwastewateratlowtemperaturecondition.Therunningefficiencyofthereactorandthefactorshavinginfluenceonthetreatmentefficiencyarestudied.TheresultsshowthatthemosteconomicalandeffectiveHRTofICreactoris5h,thebestCODvolumeloadofthereactoris23.62kg/(m3·d).AbouttheMBRreactor,itsbestDOis4mg/L,thebestHRTis8h,andtheoperatingpressureisabout16.4kPa.Undertheseconditions,theeffluentCODinIC-MBRislessthan55mg/L.Keywords:internalcirculationanaerobicreactor;membranebiologicalreactor;potatostarchwastewater,,。,〔1-3〕。,。,、、。,(15~25℃〔4〕)(internalcirculationanaerobicreactor,IC)(MBR),,。11.11.1.1(IC),70L,66.4L。(15~25℃),,。IC1。1.1.2,2。。65L,,4m2,0.2μm。,,,。,。。、、、[](2GS063-A44-015)31120111IndustrialWaterTreatmentVol.31No.1Jan.,2011221IC。PLC。1—;2—;3—;4—;5—;6—;7—;8—;9—;10—;11—;12—。21.2ICUASB,MBR,,1。11.3〔5〕:COD———;MLSS———;———;pH———pH;———;———。22.1IC、,IC。,IC,,,。,、IC。2.1.1IC:15~25℃;pH4~6,COD4000~6000mg/L;,。2.1.2(HRT)IC,3。3IC3:(1),HRT。,HRTCOD,,HRT。(2),CODHRT,4.4h。(3)3HRT5h,,,HRT5h。2.1.3CODCODIC,4。4CODIC4,COD,COD,SS/(mg·L-1)BOD/(mg·L-1)COD/(mg·L-1)pH2000~30001500~30004000~60004~62011-01,31(1),:IC-MBR2323.62kg/(m3·d),COD91.43%。,COD23.62kg/(m3·d)。2.2MBRMBR,,MBR,。2.2.1MBR:15~25℃;pH7,COD600~900mg/L;SV30%;10min,3min。2.2.2(DO)MBR5。5MBR5,,MBRCOD,DO4mg/L,;,COD,COD。:(),,,,,,。,MBRCOD,,。DO4mg/L。2.2.3MBR6。6,8h,MBRCODHRT,8~12h,,12h。:8hMBR,,6MBR;8~12h,,,;HRT,,,。,8hHRT。2.2.47。77,,,R2>0.99,;。:〔6〕:Jν=ΔPμR(1):R———,m-1;μ———,Pa·s;ΔP———,Pa;Jν———,m/s。(1),ΔP,;,。,,、,,,。2011-01,31(1)24HRT8h,2.03L/(m2·h),7,16.4kPa。2.3,、,,,。2.3.1,2。22.3.28。88,。ICCOD85%~89%,COD91%~93%,COD55mg/L,。3(1),ICCOD,4.4h;,5h。(2),ICCOD23.62kg/(m3·d),COD91.43%。(3)MBR,COD,COD。MBRCOD,,。DO4mg/L。(4)HRT8h,MBRCODHRT,8~12h,,12h。,8hMBRHRT。(5),,。(6),16.4kPa。[][1],,,.[J].,2006,20(3):55-56.[2],.[J].,2004,18(2):179-182.[3],,.[J].:,2002,33(2):230-234.[4].UASB[D].:,2002.[5],,,.[M].4.:,2002:104-211.[6]MulderM.[M].,.:,1999:270.[](1964—),1985,。:0931-4680270,E-mail:wwz_6699@163.com。:,E-mail:mingxia206@hotmail.com。[]2010-09-16()15~25℃ICpH4~6;COD4000~6000mg/LMBRICMBRICHRT5h;COD24kg/(m3·d),MBRHRT、DO、8h、4mg/L、16.4kPa;SV30%;10min,3min2011-01,31(1),:IC-MBR25
本文标题:ICMBR处理马铃薯淀粉废水的试验研究王文正
链接地址:https://www.777doc.com/doc-6537609 .html