搜索
[1]COD、BOD5、。、、、、、SS、、、[2]。[3]。、[4]。110t、。、、20×103～30×103mg·L-1。300m3·d-1GB8978－1996[5]1。22.1SS1000～1500mg·L-1pH4～5[6]。UASB+A/O。1。pH1Fig.1Technologyflowchart 1231.4730002.4300703.473000-UASB--A/O。COD、BOD5、98.9%、99.5%、88%GB8978－1996。-X792B1000-3770(2010)10-0125-0032009-12-30nytc20061261976－13733114599E-mailwangzonghua3511@163.com1、Tab.1DesignwaterqualityofinfluentandeffluentpHCOD/mg·L-1BOD5/mg·L-1ρ(NH3-N)/mg·L-14～56～98850150488030600253610201010TECHNOLOGYOFWATERTREATMENTVol.36No.10Oct.,2010125DOI:10.16796/j.cnki.1000-3770.2010.10.033UASBA/O。2.2UASBpH、VFA1800～3000mg·L-1UASBpHUASB[7]UASB。2.3。4m3·m-2·h-1。0.3mm2m·h-1。。10mm·s-12m3·m-2·h-1。。10min。。2.0m0.2m。8.13m×4.5m×4.0mHRT=12h。UASBΦ6.5m×9.8m9.3mCOD5.0kg·m-3·d-135～40℃、。、、。UASB12。。UASB。A/OA87m314hO165m326h。0.076kg·kg-1·d-12.8g·L-1OBOD50.1kg·m-3·d-1NH3-N0.04kg·m-3·d-1100%。0.8m3·m-2·h-15.5m。17.5m33.5m。145m23kW。33.1UASBUASBVSS20g·L-180%30tUASB。UASB。18～20℃35～40℃。UASB、11h30m3UASB0.4～0.5m·h-1。3d5d。。COD80%ρ(VFA)300mg·L-1。3～5d110%～20%。NaOHUASBpH6.5～7.3pH7.4。。42d210m3·d-1UASBCOD3.3kg·m-3·d-1。UASB57d。UASBUASBpH4.0～5.0pH6.5～7.335～40℃。66d3610126THETREATMENTPROCESSOFBEANPRODUCTSWASTEWATERWangZonghua1,ShiZhihui2,WangZhiqin3（1.NanyangNormalColloge,Nanyang473000,China;2.WuhanUniversityofTechnology,Wuhan430070,China;3.EnvironmentalProtectCompanyofNanyang,Nanyang473000,China;）Abstract:Treatmentprocessofbeanproductswastewaterwithfloatationtank-UASB-A/Oactivatedsludgehasbeenstudied.Thedesign,mechanismofpollutantremovalareenquiredintowiththeanalysisoftechniqueandeconomy.Theresultshowsthattheprocessoffloatationtank-UASB-A/Oactivatedsludgeissimple,gooddisposingefficiencyandlowcost.InthesystemtheremovalofCOD,BOD5andNH3-Nattained98.9%,99.5%andabove88.0%,respectively,andalltheindexesoftheeffluentattainthesecondgradeofthenationalcomprehensivesewagedischargestandard(GB8978－1996).Keywords：beanproductswastewater；UASB；A/O；floatationtank0.5～1.5mm620m·h-1。3.2A/OUASBA/O。UASBADO0.5mg·L-1O。15dDO4～5mg·L-1COD100mg·L-1NH3-N20mg·L-1。3.3200812－20094COD2。2COD4450～5390mg·L-1COD4660～5000mg·L-1UASBCOD661～834mg·L-1A/OCOD83～108mg·L-1。3.420089200812。20094。5GB8978－1996COD、BOD5、NH3-N98.9%、99.5%、88.0%。2。4135300m3·d-127.2kW14.5kW0.70·m-30.18·m-30.2·m-31.08·m-3。5。UASB-A/OGB8978－1996、、。[1].[M].:,2001.[2],.[J].,2007:32-34.[3],,.[J].,2002,23(7):70-72.[4],.AB[J].,1997,16(2):19-21.[5],.[M].:,1996.[6].[J].,2006,29(4):457-460.[7]KobayashiToshil,etal.UASBanaerobictreatmentofwastewaterusinggranulatedblastfurnace[J].SlagKankyoGijutsu,1991,20(3):169-171.2Tab.2EffectofwastewatertreatmentpHCOD/mg·L-1BOD5/mg·L-1ρ(NH3-N)/mg·L-1UASBA/O4.0～5.06.5～7.36.7～7.27.47.66～988505310483073092150488034103220325223016016215017819252Fig.2Effectofwastewatertreatment02468101214160100020003000400050006000700080009000COD/mg L 127