沸石联合生物吸附再生工艺可行性研究陈和谦1

68Vol.6,No.820058TechniquesandEquipmentforEnvironmentalPollutionControlAug.2005陈和谦　吴志超　黄友谊(,200092)　　。,,3h,120mg/L,3.18mg/L,16.3mg/L,COD29.2mg/L。,80%。　　　　X703　　　A　　　1008-9241(2005)08-0026-04Researchonthefeasibilityofzeolitecoupledcontact-stabilizationactivatedsludgeprocessChenHeqian　WuZhichao　HuangYouyi(StateKeyLaboratoryofPollutionControlandResourcesReuse,TongjiUniversity,Shanghai200092)Abstract　Thefeasibilityofnitrogenremovalinmunicipalsewagebyzeolitecoupledcontact-stabilizationactivatedsludgeprocess(ZCS)wasinvestigatedsystematically.Itshowedthattheammoniumcouldbedecreasedto3.18mg/L,thetotalnitrogen(TN)to16.3mg/LandCODto29.2mg/Lwhenthezeoliteadditivewas120mg/LwiththeHRT(hydraulicresisttime)in3hoursformunicipalsewage.Thezeolitecouldbeeffectivelyre-generatedundertheactivityofnitrobacteriaandtheregenerationratereachedto80%inourexperiments.Keywords　municipalsewage;ammoniumremoval;powderedzeolite:(02DZ12099):2004-11-30;:2005-04-11:(1979～),,,。E-mail:[e-mail]　　[1,2]。、。-,[3]、[4],(1mm),,[5],[6][7],。,2001,(zeoliteen-hancedcontact-adsorptionregeneration-stabilizationprocess,ZCARSZCS)。1　1.1　,200,1(PPS)。1　Fig.1　Particlesizedistributionofthepowderedzeoliteused1.2　2,2:1,(3),8:2　Fig.2　Flowchartofzeolitecoupledcontact-stabilizationactivatedsludgeprocess(ZCS),,(),30min,:,30min。23℃,240r/min。3　Fig.3　Schematicchartofthedynamicadsorptionexperimentofpowderedzeolite2,,A/O,4,20044,2.5L,4.2L,8.4L,10L。4　Fig.4　Schematicchartofzeolitecoupledcontact-stabilizationactivatedsludgeprocess(ZCS)device　　DO0.1mg/L,3.0mg/L、2.0mg/L。1.3　1,50mg/L。2,15,24mg/L39mg/L,20%,100%55mg/L。5　Fig.5　VarietyoftheammoniumintheeffluentoftheaeratedgritchamberofQuyangWastewaterTreatmentPlant,Shanghai1.4　、、COD、MLSSMLVSS[8]。[9]:10g/LKCl25℃240r/min30min。2　2.1　6。ZCS,30min,。,,6　Fig.6　Varietyofthecapabilityofammoniumadsorbedtothezeolite276,,。:50mg/L8mg/L(GB18918-2002B),10g/L,3.3mg/g。ZCS10g/L。2.2　1,3,38d,,:C=QQC:C—,g/L;Q—(),L/d;Q—,L/d;C—,g/L。,,,(1　Table1　therunningparametersofthezeolitecoupledcontact-stabilizationactivatedsludgeprocess(ZCS)experiment(L/h)(h)①(%)②(%)(d)(g/L)③(mg/L)153100100388.8517.07602531001003812.0423.21803531001003821.1935.54120　　:①();②;③5(VSS600℃)38d),。,。,。,1,,3h,。(7),4.33mg/L,86%;3,。60mg/L、80mg/L120mg/L,,6.82mg/L、3.35mg/L3.18mg/L,78.5%、88.2%89.8%,。22.6mg/L、17.9mg/L16.3mg/L,41%、51%61%。1,B(GB18918-2002)(20mg/L),2,320mg/L(7)。,,DO2mg/L,0.5h,,NO-3,。[7],。,,。[10],(Z):ZNa++NH+4ZNH+4+Na+　　,,,,,;,,,,。38(3),80%,,,。288:7　Fig.7　Theoverallrunningeffectsofthezeolitecoupledcontact-stabilizationactivatedsludgeprocess(ZCS)experiment8　Fig.8　Thedistributionofnitrogenformineachtankoftheexperimentalreactor,COD390mg/L,COD29.2mg/L,B(60mg/L),92.5%。,-2,,。3　　(1)(200)。10g/L,0.5h,50mg/L8mg/L,,。(2),。,120mg/L,3h,3.18mg/L,16.3mg/L,COD29.2mg/L。(3),,80%。[1],..,1996,12(4):378～382[2]T.C.Jorgensen,L.R.Weatherley.Ammoniaremovalfromwastewaterbyionexchangeinthepresenceoforganiccontaminants.WaterResearch,2003,37(8):1723～1728[3]B.BelerBayka.lClinoptiloliteandmultipurposefiltersforupgradingeffluentammoniaqualityunderpeakloads.Wa-terScienceandTechnology,1998,37(9):235～242[4]OriLahav,MichalGreen.Ammoniumremovalusingionexchangeandbiologicalregeneration.WaterResearch,1998,32(7):2019～2028[5]N.A.Booker,E.L.Cooney,A.J.Priestley.Ammoniare-movalfromsewageusingAustralianzeolite.WaterScienceandTechnology,1996,34(9):17～24[6]AlexisVanderhasselt,WillyVerstraete.Short-termeffectsofadditivesonsludgesedimentationcharacteristics.WaterResearch,1999,33(2):381～390[7]HyungSoolLee,SeJinPark,TaiIlYoon.Wastewatertreatmentinahybridbiologicalreactorusingpowderedmin-erals:EffectsoforganicloadingratesonCODremovalandnitrification.ProcessBiochemistry,2002,38(1):81～88[8].(3).:,1989[9]..:,1996[10]Jin-YoungJung,Yun-ChulChung,Hang-SikShin,Dae-HeeSon.Enhancedammonianitrogenremovalusingcon-sistentbiologicalregenerationandammoniumexchangeofzeoliteinmodifiedSBRprocess.WaterResearch,2004,38(2):347～35429