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当前位置:首页 > 行业资料 > 造纸印刷 > 不同接种污泥启动内循环厌氧反应器处理硬质板废水的试验研究史明
,,(,450002),。、、、、,SS、COD、、。[1]。(IC),,,;,,;,;pH,,、、[2-3]。IC,,。11.1IC1。IC,:2009-09-09;:2009-12-21:(IC)、。:1#IC2#IC140、46d,5.20、7.10kg[COD]/(m3·d),COD90%、88%,VFA150~250、130~180mg/L;。IC,VFA,,,。:;IC;:X798.033:A:%1009-2455(2010)02-0039-03Start-upofinternalcirculationanaerobicreactorsseededwithdifferentsludgeinhardboardwastewatertreatmentSHIMing,MAIWen-ning,HUXue-li(SchoolofWaterConservancyandEnvironment,ZhengzhouUniversity,Zhengzhou450002,China)Abstract:Thestart-upofinternalcirculation(IC)reactorsseededwithdifferentsludgeinhardboardwastewatertreatmentwerecomparedanddiscussed.Theresultsshowedthat:thestart-upof1#ICreactorseededwithflocculentsludgeand2#ICreactorseededwithgranularsludgecompletedin140and46drespectively,thefinalCODvolumeloadingreached5.20and7.10kg[COD]/(m3·d)respectively,theremovalratesofCODreached90%and88%respectively,andtheeffluentVFAmassconcentrationwere150-250and130-180mg/Lrespectively;thereactorswerebothrunningwell.TheICreactorseededwithgranularsludgehadtheadvantageofshortstart-uptime,narrowVFAvariationrange,goodanti-shockloadingcapabilityandrarerancidity,however,itsoperationcostwasmuchhigherthantheICreactorseededwithflocculentsludge.Keywords:hardboardwastewater;ICreactor;anaerobicgranularsludgeINDUSTRIALWATER&WASTEWATERVol.41No.2Apr.,2010·39·INDUSTRIALWATER&WASTEWATERVol.41No.2Apr.,2010,1500m3,20m,10m,3,1、2、3m,。5m。5:、、、,IC,、、。,。,,[4]。1.2,、、,6m3。,,COD、BOD5、SS、,1000m3/d,1。1.3,,,80%;0.5~3mm,。22.1IC2IC,1#、2#IC。,32~36℃。2.1.11#IC21#IC。,,,,4~5d,。:,COD2000mg/L,120m3。1,COD1000mg/L,VFA200mg/L,pH6.5~7.5,,。,,6,35m3/h。,COD2000mg/L,,20%,35d400m3/d,,COD,,COD20%,140d5.20kg[COD]/(m3·d),,。2.1.22#IC32#IC。,IC,,,24h1ICFig.1BasicconstructionofICreactor 111098765432112345678910111Tab.1Characteristicsofhardboardwastewaterρ(COD)/(mg·L-1)ρ(BOD5)/(mg·L-1)ρ(SS)/(mg·L-1)/pH18000~300005580~93002600~4500750~26004.2~5.521#ICFig.2Debuggingprocessof1#ICreactor 20406080100120140/dρ(COD)/(g·L-1)20151050COD/%100806040200·40·,,:,,,。1~4dVFA,,5dVFA,9dVFA368mg/L,。,1.13kg[COD]/(m3·d),,IC,35m3/h。ρ(VFA)400mg/L,pH6.6,COD80%,2kg[COD]/(m3·d),46d600m3/d,7.10kg[COD]/(m3·d)。46d,。2.22.2.14。4,1#IC140d,5.20kg[COD]/(m3·d),2#IC46d,7.10kg[COD]/(m3·d),,1#IC2#IC。1#IC,,,1#IC2#IC;、,。2.2.2CODCODCOD5。5,1#ICCOD1700mg/L,COD90%;2#ICCOD2000mg/L,COD88%。1#400m3/d,HRT3.75d,2#IC600m3/d,HRT2.5d,1#ICCOD。2.2.3VFAVFA6。IC,VFA[5]。6,1#ICVFA150~250mg/L,2#ICVFA130~180mg/L。2#IC1#IC,, 32#ICFig.3Debuggingprocessof2#ICreactor20406080100120140/dρ(COD)/(g·L-1)20151050COD/%10090807060504Fig.4Comparisonoforganicloading 20406080100120140/d1#/(kg[COD]·m-3·d-1)864202#5CODFig.5ComparisonofmassconcentrationsandremovalratesofCODineffluentwaterofthetworeactors 20406080100120140/d1#ρ(COD)/(g·L-1)543210COD/%1008060402002#1#2# 6VFAFig.6ComparisonofeffluentVFAmassconcentrations020406080100120140/d1#ρ(VFA)/(mg·L-1)3503002502001501002#(52)·41·INDUSTRIALWATER&WASTEWATERVol.41No.2Apr.,2010TP;NH3-N。3.3PAC1850/t(),15mg/L,0.0278。0.37kW,0.55kW(3h),2×0.55kW,0.0037。0.0315。4,,,PAC,10~15mg/L;,,;pH5~9,pH,;,,;,45s,。,,SS。、、,,。:[1],.[M].:,2002.79-82.:(1981-),,,,,,()022-23051629()maqian12345@163.com。1、Tab.1Influentandeffluentqualityofproductiontestρ(COD)/(mg·L-1)ρ(SS)/(mg·L-1)ρ(NH3-N)/(mg·L-1)ρ(TP)/(mg·L-1)443312.525.43.01#48.53013.50.62#26.51212.30.2ρ(MLSS)/(mg·L-1)pH/℃7.2221950~23207.2222050~24007.222(41)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1#IC,,VFA。3(1),IC,,、,、,,IC,,。(2)IC,,COD。(3)VFA。,VFA,,。(4),,。:[1]VidalG,DiezMC.Methanogenictoxicityandcontinuousanaerobictreatmentofwoodprocessingeffluents[J].JournalofEnvironmentalManagement,2005,74(4):317-325.[2]CNicolella,MCMvanLoosdrecht,JJHeijnen.Wastewatertreatmentwithparticulatebiofilmreactors[J].JournalofBiotechno-logy,2000,80(1):11-13.[3],,,.[J].,2006,37(3):63-66.[4].[J].,1999,17(2):3-6.[5]VereijkenT,LjspeertP.AnaerobicIndustrialWastewaterTreat-mentSeminarBiotechnologicalWastewaterTreatment[M].TheNetherlands:PaquesBV,1992.20-80.:(1985-),,,,,()shiming0502@126.com。·52·
本文标题:不同接种污泥启动内循环厌氧反应器处理硬质板废水的试验研究史明
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