EGSB处理玉米淀粉生产废水中试研究

EGSB3(,100083)(,150027)(,100083)(,100037)(EGSB),,EGSB,CODCr35006500mgPL,1315mPh,EGSB85%,EGSB3863(No.2002AA601190);2003(No.110531144)1(expandedgranularsludgebed,EGSB)(UASB),UASB,,,,,,EGSB[1,2],EGSBUASB,[3]EGSB,34kgPm3d,2mPh,EGSB,UASBEGSB21Fe2+Co2+Mo2+Ni2+,pH7UASB,231mgPL(pH)CODCrBOD5SSpH50007000372556234501100913220131241765106102Pkg(kgd)-1Pkgm-3VSSPSS%SVIPmLg-1%PkPa01432107701753101671010428563Pmm01601801811011011251124114114Pmh-122142712361445124810()67141312511519814EGSB300mm,6000mm,,347L,,,G116B(0101625m3Ph)113311UASB,7120052231CODCr4kgPm3d,30004000mgPL,1,67%,,85%,200mgPL,1315,2231222gPL7102kg,CODCrSLR=0128kgPkgd,27d,3184kg,5417%,01708kgPkgd,EGSB,,015kgPkgd,,(),,,,87d81276kg,SLR=0153kgPkgd,33313EGSBUASB,,,,,,,(),,EGSB,,,,,P[4,5],,,,,,,,,,1mPhEGSB,441mPh(),,,,2215mPh,,,37d,3mPh,47d3151mPh(50%SS,1215mm),UASB,EGSB,,13mm,8120052231,4(1)1315mPh,CODCr35006500mgPL,UASB(2)12mPh,,,(3),EGSB,(4),UASB,,EGSB1KatoMT.Theanaerobictreatmentoflowstrengthsolublewastewaters.WagenigenAgriculturalUniversity.andedgranularsludgebed(EGSB)reacter.Wat.Sci.Tech.,1999.40(8):99106.2VanLierJB,etal.Newperspectiveinanaerobicdigestion.Wat.Sci.&Tech.,2001.43(1):118.3,,.(EGSB).,2000.18(4):810.4YuLiu,Joo2HwaTay.Theessentialroleofhydrodynamicshearforceintheformationofbiofilmandgranularsludge.WaterResearch,2002.36:16531665.5,,,.EGSB.,2001.14(3):[e-mail].2004-04-20(,100083)(,050400),CODCr100mgPL,+++,,,1,,,,,,,CODCrBOD5;CODCr100mgPL,+++,,2(),2,,21160m3Ph,,90m3Ph:(1)CODCr=100mgPL,BOD59120052231STUDYANDAPPLICATIONOFPURIFICATIONANDRECYCLINGOFWASTEWATERFROMAMINERALCONCENTRATINGPLANTSunShuiyuetal(7)AbstractThepurificationandrecyclingofwastewaterfromNanjingXixiashanXinyangMineCompanyareinvestigated.Thetestsofwastewatertreatmentandrecyclingarecarriedout.Inaddition,thetestsoforeflotationareconductedinordertodeterminetheeffectofwastewaterrecyclingontheoreflotationprocess.Thezerodischargeofwastewaterisobtained.Theplantengineeringsystemofpurificationandrecyclingofwastewaterisdesignedandconstructed.Thesystemhasbeenoperatdsuccessfully.Thegoodenvironmentalandeconomicalbenefitsareproduced.Keywordsmineralconcentratingwastewater,purificationandrecycling,zerodischargeandplantoperationBIOLOGICALFILTRATIONOXIDATIONREACTORFORTREATINGCOKEPLANTWASTEWATERXiaoWenshengetal(9)AbstractDuetothefactthattheactivatedsludgeprocessisusedtotreatcokingwastewaterinacokingplant,whoseeffluentcannotmeetthedischargestandard.Thereforeabiofiltrationoxidationreactorisusedtofurthertreatthewastewater.Theresultsshowthattheefficiencyofthisprocessisstableandfeasibleandthesystemdisplaysahigherresistancetoshock.TheaverageremovalratesofCODCr,NH32N,SS,oils,volatilephenolandcyanideare64.7%,79.8%,76.6%,52.1%,95.4%,61.4%respecitvely.Thequalityofeffluentmeetsdischargingstandardofourcountry.(GB897821996thesecondlevelofnationaldischargedstandardforthesecondcontaminants)Keywordscokeplantwastewater,biologicalfiltrationoxidationreactorandactivatedsludgeEXPERIMENTALRESEARCHONTREATINGETHYLAMINEWASTEWATERUSINGTHEPRESSURIZEDAERATION2SEQUENCEBATCHREACTORACTIVATEDSLUDGEPROCESSChenLiboetal(12)AbstractItisresearchedthattreatingethylaminewastewaterbythepressurizedaeration2sequencebatchreactoractivatedsludgeprocess.WhenCODCrofinfluentis2600mgPL,andthatofeffluentislessthan150mgPL.Thevolumetricloadingis3.08.0kgCODCrPm3d.Thismethodfeaturesfastbiochemicalreactionrate,highefficiencyofremovingnitrogenandlessland2occupying.KeywordsP2SBRreactor,ethylaminewastewateranddenitrificationRESEARCHONTHENITROGENANDPHOSPHORUSREMOVALOFTHEMODIFIEDABPROCESSZhangZhibinetal(14)AbstractAmodifiedABprocesswasstudiedforsolvingthecarbonresourceshortageprobleminordertoimprovethenitrogenandphosphorusremovalefficiencyoftheABprocess.Theresultsoftheparallelbench2scaleexperimentshowedthatthenitrogenremovalandphosphorusremovalefficienciesofthemodifiedABprocessreached79.8%and90.61%respectivelywithoutlosingorganicremovalperformanceandaddingaerationvolume,whichimprovedgreatlycompardwiththetraditionalABprocessandintermittentaerationprocess.TheCODCr,TNandTPconcentrationsmeettheNationalWastewaterIntegratedDischargeStandard.KeywordsmodifiedABprocess,biologicalnitrogen&phosphorusremovalandcarbonresourceshortageproblemAPILOT2SCALESTUDYONEXPANDEDGRANULARSLUDGEBED(EGSB)REACTORFORTREATINGMAIZESTARCHPROCESSWASTEWATERShiXiankuietal(17)AbstractTheperformanceofEGSBfortreatingmaizestarchprocesswastewaterwasstudied.TheresultshowedthatsuperficialliquidupflowvelocitywasthekeyfactoraffectingtheinfluentfunctionofEGSBreactor.Withinfluentsuperficialliquidupflowvelocityof1315mPhandCODCrconcentrationof35006500mgPL,CODCrremovalrateofabove85%wasattained.Aftersometimeofoperation,thegranularsludgecouldadapttotherunningconditionofEGSBreactor.Keywordsexpandedgranularsludgebed(EGSB),granularsludge,starchprocesswastewaterandanaerobictreatmentAPPLICATIONOFMOVINGBEDBIOFILMREACTORTODOMESTICWATERREUSEINTHERMALPOWERPLANTLiMingetal(19)AbstractAMBBR(movingbedbiofilmreactor)wastestedfortreatmentofdomesticwastewaterinXibopoThermalPowerPlant.TheMBBRwasusedtotreant