改进电渗析深度处理制药高盐废水研究李兴

。、、、、、、、。3g/L。。、。、、“”。、、。、、、、[1-10]。、、[11]。[12]。A/O。。11.1200324。32.6km2、、、。A/O。1.27kt2.5×106m3。60×103m28×103m3/d“A/O”。、、、。A/O、、、。A/O、NH3-N121.0100222.010070“A/O”。0.15～0.2MPa、10t/h、30A74%3.0/m3。。X787A1000-3770(2018)[e-mail]4410201810Vol.44No.10Oct.,2018DOI:10.16796/j.cnki.1000-3770.2018.10.023106＜3.0mg/L、TN95%、、、、。1。3A/O。2。GB21903－2008[14]。1.3201641。。22.1“A/O”380V、67A250V、150A0.15～0.20MPa10t/h30A。HI9829T。2.2、、。、、、。32551.0mm1600mm×370mm×1.0mm1.0m×0.50m×2.0m。、3000L。。2.3A/O、2h1。2。5mS/cm3g/L18mS/cm10g/L。2%、2h。320178－101Fig.1ProcessflowdiagramofwastewatertreatmentSSNH3-NTNTP409011.752186289048695.81.7377739.0933.50.0681Tab.1WaterqualityindexofinfluentandeffluentBOD5/(mg·L-1)COD/(mg·L-1)ρ/(mg·L-1)pH/5.836.35256160.4630.02L0.0850.0282Fig.2Processofhighsalinitywastewateradvancedtreatment107。A/O3。34.11～6.35mS/cm2.144～3.417g/LSL368－2006、1g/L[15]。A/O、、。4。41.019～1.481mS/cm0.571～0.876g/L74%。。1g/L。。、3240kW·h0.48/(kW·h)1154.20.48/m3。1151.70/m30.80/m33.0/m3。、90。6.0/m33/m3600。410t/h0.15～0.2MPa10t/h30A74%3.0/m3。SL368－2006。。。。[1],,,.[J].,2017,49(1):10-14.[2].[J].,2007,15(3):35-36.[3],,,.UASB[J].,2009,38(3):460-462.[4]CYGomec,SGonuldinc,NEldem,etal.BehaviorofanUp-flowAnaerobicSludgeBed(UASB)reactoratextremesalinity[J].WaterScience&Technology,2005,51(11):115-120.[5],.[J].,1999,20(2):38-41.[6].[J].,2017,43(6):56-59.[7],,,.[J].,2001,14(2):51-53.[8],,.[J].,2002,33(4):43-45.[9],,,.[J].,2007,29(6):467-471.[10],,.[J].(),2013,49(5):880-884.[11],,.、[J].,2008,32(3):70-71.[12],,.Cr(VI)[J].,2007,36(1):22-25.[13]:GB21903－2008[S].[14]:SL368－2006[S].0102030405060708090012345670.00.51.01.52.02.53.03.5t/dρ()/(g·L-1)γ/(mS·cm-1)γρ()3Fig.3Salinityofhighsalinityinfluent4Fig.4Salinityofeffluentaftertreatment01020304050607080900.00.20.40.60.81.01.21.41.60.00.20.40.60.81.0t/dρ()/(g·L-1)γ/(mS·cm-1)γρ()4410108StudyonIntermittentAerationofIronCarbonMicro-ElectrolysisCouplingwithConstructedWetlandforNitrogenandPhosphorusRemoveSHANGYadan,LIZhengwei,HAIReti,WANGXiaohui(WaterTreatmentandEnvironmentalProtectionMaterialsEngineeringTechnologyResearchCenterofBeijing,SchoolofChemicalEngineering,BeijingUniversityofChemicalTechnology,Beijing100029,China)Abstract:Undertheconditionsofnon-aeration,intermittentaerationandcontinuousaeration,theremovalefficiencyofCOD,NH4+-N,TNandTPincommonconstructedwetlandandcoupledconstructedwetlandwerecompared.Theresultsshowedthattheiron-carbonhadlittleeffectontheremovalofCODandammonianitrogen,theremovalratewas96%and98%,respectively,whichwasrelativelyhigh.Comparedwiththecommonconstructedwetland,theremovalrateofTNofcoupledconstructedwetlandincreasedby24.05%,11.41%and18.45%withthreeaerationconditions,respectively,andtheremovalrateofTPincreasedby21.08%,16.98%and23.6%,respectively.Theremovalratewasthehighestinintermittentaerationphaseamongtheothers.Therefore,thecouplingprocessandintermittentaerationcouldsignificantlyimprovetheremovalperformanceofTNandTP.Keywords:ironcarbonmicro-electrolysis;constructedwetland;intermittentaeration;nitrogenandphosphorusremoval!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!102StudyonHighSalinityPharmaceuticalWastewaterAdvancedTreatmentbyImprovedElectrodialysisProcessLIXing1,GOUMangmang2(1.InnerMongoliaEngineeringResearchCenterforWater-savingAgriculture,InnerMongoliaNormalUniversity,010022;2.InnerMongoliaTechnicalCollegeofMechanics&Electrics,010070:Hohhot,China)Abstract:Aimedatthecharacteristicsofhighsaltwastewaterproducedby'improvedA/Oprocess'inpharmaceuticalindustrial,thepilotscaleexperimentofhighsaltpharmaceuticalwastewateradvancedtreatmentwascarriedout.Theresultsshowedthat,undertheworkingconditionsofinfluentpressurewas0.15~0.2MPa,influentvolumeflowratewas10t/handelectriccurrentwas30A,thesaltremovalratereached74%andthetreatmentcostofwaterwas3.0Yuan/m3afterusingelectrodialysistreatment,whichhadsignificanteconomicandecologicalbenefits.Thesaltcontentofhigh-saltwastewaterwasreduced,therecyclingrateofhighsaltwastewaterhasbeenincreased,andcouldsolvetheproblemofhighsaltwastewaterbyusingimprovedelectro-dialysissystems.Keywords:highsalinitypharmaceuticalwastewater;electrodialysis;advancedtreatmentComparisonExperimentofBiofilmFormationwithDifferentFilterMaterialsintheProcessofBio-SlowSandFiltrationTreatingMicro-PollutedCellarWaterZHANGGuozhen,LIJimin,WUFuping(SchoolofEnvironmentalandMunicipalEngineering,LanzhouJiaotongUniversity,Lanzhou730070,China)Abstract:Intheprocessofusingbio-slowsandfiltrationtotreatmicro-pollutedcellarwater,thetimeofbiofilmformationandtheremovaleffectofpollutantswiththreefiltermaterialsofquartzsand,volcanicandmedicalstonewerestudied,theeffectofFeelement,MgelementandCaelementinthefiltermaterialscomponentonthemicroorganismsinbiofilmwasfurtherdiscussed.TheresultsshowedthatthecontentofFeelement,MgelementandCaelementinvolcanicwasthehighest,followedbymedicalstoneandquartzsand,andthetimeofbiofilmformationofquartzsand,volcanicrock,medicalstonewere43d,29d,37drespectively.Afterthebiofilmformation,frombigtosmalloftheaverageremovalrateofturbi