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当前位置:首页 > 商业/管理/HR > 公司方案 > UASB反应器处理淀粉废水的效果及影响因素李亚峰
UASB*李亚峰 陈涛 闫旭( 110168) UASB,。,UASB,COD83%,BOD590%,;、pH、、、SO42-。 UASB TheEffectandtheInfluentialFactorsoftheUASBReactorTreatingStarchWastewaterLIYafeng CHENTao YANXu(SchoolofMunicipalandEnvironmentalEngineering,ShenyangJianzhuUniversity Shenyang110168)Abstract TheeffectoftheUASBreactortreatingstarchwastewaterisintroducedandtheinfluencesofprimaryinfluentialfactorsareana-lyzed.ThedatacollectingfromtheactualprojectshowthattheUASBreactoriseffectiveandsteadyintreatingstarchwastewater.TheCODandBOD5removalefficiencyisabove83%and90%respectivelyandtheeffluentmeetstherequirementsofsucceedingaerobicprocess.Thekeyfactorsofremovalefficiencyandgranularsludgeformationincludetheorganicloading,pH,alkalinity,effluentrecycle,SO42-andsus-pendedsolids.KeyWords cornstarchwastewater granularsludge UASBreactor anaerobicbiologicalprocess ,、、、。+,、、,[1]。(UASB),,。1 UASB3000m3/d,1。1 COD/(mg·L-1)BOD/(mg·L-1)SS/(mg·L-1)TN/(mg·L-1)TP/(mg·L-1)/℃pH8000~100005000~60001000~1500180~20040~5030~406~9 1,、,。220m、6.8mUASB,UASBCOD8kg/(m3·d)。,UASB,UASB。2 UASBUASB,,UASBCOD5000mg/L,SS45%。,UASB。UASB6:COD83%,BOD590%,SS62%。3 3.1 ,,。USAB,COD8~10kg/(m3·d)。,,,,。,,,,,,。,,。*:(2009-k7-9);(2009S084)。·1·2010365May2010 IndustrialSafetyandEnvironmentalProtection,(),。3.2 pH、UASBpH,pH6.8~7.2.pH6.37.8,。pH6.3,,pH6.0,,。pH4.0~7.0,pHpH,,“”[2]。UASB(SMA)。,pH(pH)。,,SMA;,SMA。,(pH8.2,),;,,SMA。3.3 UASB,,UASB,。,UASB,COD5000mg/L[3],COD9000mg/L,,。,,;,,,,,。UASB,,2。2 UASBCOD/(mg·L-1) 5000,100mg/L5000~20000,COD5000mg/L20000,COD5000mg/L,;20000mg/L,3.4 SO42-,,SO42-。UASB,,H2S。UASB,H2S,UASB,UASB。,H2SCOD,UASB;H2S,,H2S。[4],H2S,H2S11.5mg/L。,H2S60mg/L,50%。,SO42-,:①COD/SO42-≥10/1,;②pH、30~35℃COD/SO42-10/1,H2S,,。3.5 UASB。,。,,,UASB。(),,。,。,、(),、。4 (1)UASB,COD83%,BOD590%,。(2),,。(3)pH、SO42-。pH6.8~7.2。COD/SO42-10/1,。[1],.[M].:,2005.[2],.[M].:,2002.[3]FangHP.MicobialdistrbutioninUASBgranulesanditsresultingeffects[J].WatScitech,2000,42(12):201-208.[4]KennedyKJ.Treatmentoflandfillleachateusingsequencingbatchandcontinuousflowupflowanaerobicsludgeblanket(UASB)reactors[J].WaterResearch,2000,34(14):3640-3656. 李亚峰,男,1960年生,教授,博士,辽宁省优秀青年骨干教师,沈阳建筑大学学术带头人,系主任。现主要从事水污染控制技术教学和科研工作,承担完成了30多项科研项目,获省、部及市级科技进步奖10余项,出版著作28部,公开发表论文150余篇。(:2009-05-07)·2·
本文标题:UASB反应器处理淀粉废水的效果及影响因素李亚峰
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