UASBCASS组合工艺处理啤酒废水

200210010t·a-15t·a-1。1500m3。、、、、、、、、、。UASB+CASS[1]。1、1.11500m3·d-1500m3·d-11000m3·d-1。1.2、、、、、。COD4000mg·L-1、BOD52000mg·L-1、SS400mg·L-1、pH6～9、COD500mg·L-1、BOD5200mg·L-1、SS400mg·L-1、pH6～9。1.3GB8978－1996[2]COD≤150mg·L-1、BOD5≤60mg·L-1、ρ(SS)≤150mg·L-1、pH6～9。2、UASBUASBCASS。UASBCASS。1。3[3]0.30m×1.0m-1.0m10mm60°UASB+CASS467044UASB+CASS、、、、。GB8978－1996。X703.1B1000-3770(2010)[e-mail]1Fig.1Flowchartofwastewatertreatmentprocess!#36120101TECHNOLOGYOFWATERTREATMENTVol.36No.1Jan.,20101140.4m1mm×1mm0.40m×1.0m-1.0m10mm60°0.4m1mm×1mm。9.0m×9.0m×4.0m、、6.0h42.0m3·h-13.0m。18.0m×9.0m×4.0m、、4.0h125.0m3·h-13.0m。UASB29.0m×9.0m×7.5m41.7m3·h-1400m36h400m30.5m0.26m·h-1。CASS215.7m×10m×5.5m125m3·h-15.0m2.5m0.5mBOD50.12kg·kg-1·d-14000～8000mg·L-16h2h4h1h1h1400m3·h-1。13.2m×6.0m×4.2m211。。3.5m×3.5m×5.5m2.0m12h。49.0m×3.5m×0.7m。4[4]。4.1UASB[5-6]UASB。UASB22h1.0m·h-1。3d。。2UASBCOD1.0kg·m-3·d-1COD40%～50%。7d20%。NaOHUASBpH6.5～7.0。40d18h0.70m·h-1。800m3·d-1COD2.0kg·m3·d-1。50d。4.2CASS[7-8]CASS10051、。。20dCASS20%。CASS、CASS。。4.3CASS。H2S。H2S。5UASB+CASSCOD、BOD5COD/mg·L-1BOD5/mg·L-1ρ(SS)/mg·L-1UASBCASS/%/%250025589.84302195.1120010591.32301593.53005083.3804.394.6≤150≤60≤1501Tab.1DesignwaterqualityofeachtreatingstageUASB+CASS115DESIGNANDRUNOFUASBANDCASSPROCESSTREATINGBEERWASTEWATERShiPenghui,LuoLingxian（EnvironmentandMunicipalEngineeringDepartmentofHenanUniversityofUrbanConstruction,Pingdingshan467044,China）Abstract:TheUASBandCASSprocesswasusedtotreatbeerwastewater.Theselectionbase,processflow,keydesigningpoints,technologicalparameters,runningeffectandeconomicindicatorwereintroduced.Theoperatingresultsshowedthattheeffluentwaterqualitycanmeetgradetwoofthenationalintegratedwastewaterdischargestandard(GB8978－1996).Keywords：beerwastewater;UASB;CASS;technologicaldesignSSGB8978－1996。1。6200。、150、、50。、。700·d-1320.0·d-10.32·m-3。7UASB+CASSGB8978－1996。、。CASSCASS。。[1],,,.[J].,1990,6(4):16-19.[2].GB8978－1996[S].[3],,,.[M].:,2004.[4]GoronszyMC.Thecyclicactivatedsludgesystemforresortareawastewatertreatment[J].WatSciTech.,1995,32(9-10):105-114.[5],,,.CAST[J].,2003,19(11):90-92.[6],.CASS[J].,1998,24(3):30-32.[7],,,.[J].,2007,29(8):635-637.[8].[J].,1998,14(1):48-49.TREATMENTOFMODELAZODYEWASTEWATERBYCATHODEELECTRO-FENTONMETHODMaoZhihong1,TangQian2,FanZongliang2,LiGuixian2（1.GansuYinguangJuyinChemicalEngineeringLimitedCompany,Baiyin730900,China;2.CollegeofpetrochemicalEngineering,LanzhouUniversityofTechnology,Lanzhou730050,China）Abstract:Thestudyonthetreatmentofmodelazodyewastewaterbycathodeelectro-Fentonmethodwascarriedout.Theanodeandcathodewerebothmadeupofgraphiteelectrode.Theinfluencesofoperatingparametersincludingelectrodepotential,electrolyteNa2SO4concentration,Fe2+concentrationwereinves-tigated.Attheconditionsofelectrodepotentialof5V,electrolyteNa2SO4concentrationof14.08mmol·L-1andFe2+concentrationof0.27mmol·L-1,theab-sorbencyofmethylorangecouldberemovedover98%in90min,andthedegradationofthedyeaccordedwithfirstorderkineticequation.Keywords：cathodeelectro-Fentonmethod;methylorange;theinfluencesofoperatingparameters94!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!361116