沸石强化过滤的中试及生产性试验研究丁磊

:2008-01-06:(2005JQ1080);、(GJ00-14-3):1000-4734(2008)03-0289-05丁磊1,王萍2(1.,243002;2.,730070):,。0.80～1.20mm、、,、,,,。,、、95%、83%39%。,,,,:;;;;;:P578.P974;TQ424.23;TQ425.1　　:A:,,1978,,,.E-mail:[e-mail]　　、、、、。,(GB5749-85)。,,、,、。,[1]。。,10NTU,。,,。,,、、,、[2-3]。,,,、、[4]。,,,,、、,。,,,,。1　　1.1　1.1.1　　　,1。0.80～1.20mm,5%。1.1.2　,,5m。φ=500mm,3.0m,,,0.70m,1。(,20cm,3)、U　28　320089　　　矿　物　学　报　ACTAMINERALOGICASINICA　Vol.28,No.3Sept.,2008DOI:10.16461/j.cnki.1000-4734.2008.03.0141　Table1.CompositionofandphysicalparametersforzeolitesproducedinBaiYin(wB/%)SiO2Al2O3CaOMgOFeOP2O5MnONa2OFeK2OCO2H2O70.0012.501.601.100.750.030.032.902.301.002.003.1010.91m2/g2.16g/cm31.136g/cm34～50.03～2.00mm　:.、,。,,,,。1　Fig.1.Flowdiagramofpilotscaletest.1.1.3　(1):U,,、、,。(2):8m/h,,、、,,[6]。(3):,,。1.2　。、、、、、。2.5m3/d,1.25m3/d,,,10m/h,24h。0.80～1.20mm,K80≤1.60,5%,8%24h,0.70m。、、,。2　2.1　2.1.1　　　,,15%,,。,,。10L/(s·m2),5min,30%,,,12L/(s·m2)。,。,,,,。2.1.2　2。,,、57.62%45.94%,。,,,,、、,。290　　　2008。2　、Fig.2.Effectofturbidityremovalwithzeoliteandsilicasand.2.1.3　3。,、46.40%10.30%,。。,,。,,,。[7]。pH6.60～7.30,NH4+,,。Na+、K+,NH4+[8],,。2.1.4　CODMn4。,、CODMn12.4%4.70%,。:、;,,。,3　、Fig.3.Effectofammonianitrogenremovalwithzeoliteandsilicasand.,;,,,[9]。,,。4　、Fig.4.Effectoforganicpollutionremovalwithzeoliteandsilicasand.2.1.5　。、,、。,,。,5%2913:[10]。,。,、,。5,6。,60d,、。20,40,60cm25.3%,29.6%32.6%,5.1%,8.0%10.8%。,20cm,40cm。,[11],60d。5　Fig.5.Effectofammonianitrogenremovalofstratifiedsampleswithzeolite.6　Fig.6.Effectoforganicpollutionremovalofstratifiedsampleswithzeolite.2.2　,,。8、9、10,2.6～12NTU,7.52NTU,0.04～0.96mg/L,0.28mg/L,2.24～3.20mg/L,2.07mg/L,pH6.30～8.10。2(、,)。,,、、95%、83%、39%,GB5749-85,。2　Table2.ResultsofwaterqualitymonitoringbyHealthandEpidemicPreventionStation,GansuProvince/(mg/L)/(mg/L)/(mg/L)/(mg/L)/NTU/(mg/L)/(mg/L)17.020.531.180.127.00.0380.01619716008.040.300.720.020.350.0180.0055433　　(1)、、,,,,。(2),,、,,,,。(3),、,,。292　　　2008　　　:[1]　,.[M].:,1999.[2]　,.BI[J].,1997,10(4):42-46.[3]　,,,.[J].,1998,2:20-22.[4]　,.[J].,2001,23(1):114-116.[5]　,.[J].,2005,19(4):463.[6]　.[M].:,2002.[7]　,.[J].,2006,26(1):107-111.[8]　Gebremedhin-HaileT.Removalofmercuryionsfrommixedaqueoussolutionsbynaturalandmodifiedzeoliticminerals[J].Water,AirandSoilPollution,2003,148:179-200.[9]　NguyenML,TannerCC.AmmoniumremovalfromwastewatersusingnaturalNewZealandzeolite[J].NewZealandJournalofAgricultur-alResearch,1998,41(3):427-446.[10]　.-[D].:,2004.[11]　,,.[J].,2005,31(8):10-13.ONPILOT-SCALEANDFULL-SCALEPRODUCTIONTESTONENHANCEDFILTRATIONWITHZEOLITEDINGLei1,WANGPing2(1.SchoolofCivilEngineeringandArchitecture,AnhuiUniversityofTechnology,Ma'anshan,243002,China;2.SchoolofChemicalandBiologicalEngineering,LanzhouJiaotongUniversity,Lanzhou730070,China)Abstract:Anewkindofmaterialforwatertreatment,zeolite,wasusedtoenhanceconventionalwatersupplytreat-mentinthepilot-scaleandfull-scaleproductiontest.Andatthesametime,thetestresultswerecomparedwiththoseforthefiltermaterialofsilicasandunderthesameconditions.Thepilot-scaletestshowedthatitiseffectivetosup-pressturbidity,removeammonianitrogenandpreventorganicpollutionwiththezeolitewhichismeasuredat0.80mmto1.20mmindiameter,andintherunningprocessthelossesofheadandcontra-flowwaterquantitiesofzeolitefilterarelessthanthesilicasandfilter,andthefiltermaterialofzeolitecannotonlysatisfytherequirementofcon-tra-flowwash,butalsoreducethequantitiesofcontra-flowwaterandrunningcost.Undertheconditionsoffull-scaleproductiontest,theremovalefficienciesofturbidity,ammonianitrogenandoxygenconsumptionare95%,83%and39%,respectively.Therefore,whenthewatersourceispolluted,itisviabletoimprovethewaterqualitywithzeo-liteinsteadofsilicasand,whichisunnecessarytoincreasethewatertreatmentstructures.Keywords:zeolite;adsorption;enhancedfiltration;turbidity;ammonianitrogen;organiccompound2933: