搜索
EGSB＊王俊峰1 钟常明1 钱元健2 程春民3(1. 341000; 2. 200120;3. 200092) EGSB。EGSB,,,,,13%,SS65mg/L,。 EGSB ComparativeExperimentsonEffluentRecyclingProcessesofEGSBReactorWANGJunfeng1 ZHONGchangming1 QIANYuanjian2 CHENGChunmin3(1.SchoolofResourcesandEnvironmentalEngineering,JXUST Ganzhou,Jiangxi341000)Abstract Cultivationandmaintenanceofanaerobicparticlesludgeisthebarriersintheusageofanaerobicreactorandhydraulicconditionisoneofthemostfactorstoinfluencethestateofparticlesludge.ComparedwiththatofhydraulicmixedcharacterizationstraditionalEGSBreactor,theEGSBreactorineffluentrecyclingsystemoptimizedhasexcellenthydraulicconditionsandhighscatterrate.Furthermore,thequalitypercentcanbeenhanced13%andeffluentSScanbereducedto65mg/L,sothatitcanbenefitthegrowthofparticlesludgeinanaerobicreactorandeffectivelyremovethepollutants.KeyWords hydraulics granularsludge EGSBreactor effluentrecycling0 EGSB,,,。,,EGSB(HRT)(SRT),。EGSB,,,,,,HRT。,EGSBEGSB。1 1.1 1,EGSBEGSB,300L,0.3m,2m,0.5m,0.8m,EGSB,EGSB,。,。EGSBIC,VSS/TSS=0.8,。1.2 1 EGSBEGSBEGSB,Vup1.70,3.76,9.00m/h,HRT50,30,16min。(LiCl)。LiCl,,[1]。EGSB100g/LLiCl5mL,0.5g。1.3 LiCl,,LiCl。2～3。1.4 ICPLiCl[2],[3],SS。＊(2008GQH0022)。·10· IndustrialSafetyandEnvironmentalProtection 2011372February20112 2、3。2 EGSB3 EGSB2.1 RTD2、3,,,。2.2 ,,1、2。1 EGSBVup/(m·h-1)/mint/minσ2DVd/%1.705043.63509.470.1312.743.763028.40135.670.1810.139.001613.1757.420.1617.422 EGSBVup/(m·h-1)/mint/minσ2DVd/%1.705044.77370.690.09210.323.763027.86145.630.0947.139.001615.8675.050.150.87 1、2,,。EGSB,Vup=1.70m/h、HRT50min,12.74%;Vup3.76m/h9.00m/h,10.13%17.42%。,。。,,D()。D=0,;D=∞,。,0D∞。D[4]:σΘ2=σ2t2=2D-2D2(1-e1/D)2C-Θ,,2。D0.13～0.18,,。1,EGSB3.76m/h,。,,,。9.00m/h,,,。2,EGSBEGSB。,EGSB。9.00m/h,0.87%,。3 。,。,,,。4、5。45,,EGSBEGSB。EGSB,0.5～6.0mm,7.0mm[5]。6,EGSB0.5mm70%,,83%,,。4 5 (19)·11·,;⑥,,。3 3.1 ,12%～20%。。,,。,,CaSO41.4,CaSO4。3.2 ,10%,,,,。:①。,,。②,;,。4 ,SO2,、。[1].[M].:,2008.[2][M].:,2009.[3],,.pH[J].,2006(5):36-38. 谌莉,女,1975年生,工程师,曾担任过某大型燃煤电厂值长,有着近10年的生产运行经验,现从事与电力生产相关的教学科研工作。武汉理工大学电力工程在读硕士。(:2010-01-12)(11)6 EGSB4 (SS)SSEGSB。7(SS)。SS,65mg/L。,,SS,。7 SS5 (1),EGSBEGSB。1.70m/h9.00m/h,,。(2)2:EGSB,EGSB。9.00m/h,0.87%。(3)EGSB,70%83%,;,EGSBSSEGSB,65mg/L,EGSB,。[1].[D].:,2004.[2],,,.[M].3.:,1994.[3]ALanguna,AQuattara,ROGonzalez,etal.Asimpleandlowcosttechniquefordeterminingthegranulometryofupflowanaerobicsludgeblanketreactorsludge[J].WatSciTech,1998,40(8):1-8.[4]ChanderA,KunduA.Hydrodynamiccharacteristicsofcocurrentupflowanddownflowofgasandliquidinafixedbedreactor[J].ChemicalEnge-neering,2001,80(8):1043-1053.[5],,,.[J].,2004(2):58.(:2010-01-19)·19·