MBR工艺应用于垃圾渗滤液处理的研究066cd64fcc22bcd127ff0c43

CC,5(1),,8d,,(2),50%55%,,,,(3),,,,1SpellmanFR.WastewaterbiosolidstoCompost.Lancaster.Pennsylvania;TcchnomicPublishingCompanyInc,1977:112.2JimenezEI,GarciaVP.Compostingofdomesticrefuseandsewagesludge.I.evaluationoftemperature,PH,CPNratioandcation2exchangecapacity.Resources,ConservationandRecyling,1991,6,4560.3H.A.J.Hoithinketc.OptimmProcessParametersforCompostingSludge[M].Bio2Cycle,September,1984.4..:,2000.35:4548.5FinsteinMS,MorrisML..Microbiologyofmunicipalitysolidwastecomposting.AdvancesinAppliedMicr2obi2ology,1975.19:113151.6AtlasRMandBarthaReds.MicrobialEcology:FundamentalsandApplications.Massachusetts:Addison2Wes2leyPublishingReading,1981.40004583(023)[e-mail]2003-08-18MBR(,400044)(,100029),MBR,MBR,,,MBRMBRMBR1MBR(ModuleBiologicalReactor),35gPL1520gPL,,,,[1]MBR,MBR2,100[2],,[3],NH+42NCODCr[46],,,,[7],,MBR33111,,150L,350L;,,PLC,9620044222©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),(),(),FeSO47H2O(AR),313CODCr(P);NH+42NP;MLSS4411FeSO47H2O2,30d,232Pd14710131619222528PLh-168910121414141414CODCrPmgL-1131265289306350320287259243256NH+42NPmgL-112182423262824211818MLSSPgL-11211881381881681481991391710123Pd14710131619222528PLh-168910101010101010CODCrPmgL-1138246353320374356320379400320NH+42NPmgL-111152635394032487942MLSSPgL-1121181381181481181381481281181341241211NH+42NNH+42N22NH+42N2,,,NH+42N,,NH+42N,NH+42N,,NO-22N,NO-22N,,,,,,,,,,,NO-22N,,NH+42NNH+42N,MBR,,41212CODCrCODCr33,MBR,CODCr,0720044222©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)MBR,NH+42N,NH+42N(2)MBR,,,,(3)MBR,CODCr,1.MBR.,2001.19(5):911.2..,1998.18(2):184188.3..4..,1998.11(2):8890.5..,1999.18(1),3744.6..,1994.7(4):4448.7NacyRagle.Johnkissel.JerryEOngerthFoppeBDewalle,COMPOSITIONANDVARL2ABILITYOFLEACHATEFROMRECENTANDAGEDAREASWITHINAMUNICIPAILLANDFILL.WaterEnvironmentalResearch,1995.61(2):[e-mail]2003-11-061720044222©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(69)AbstractIthasbeenfoundthatheavymetalionsconcentrateinadenitrificationreactor,whichwillaffecttheresultofatreatmentusinganormalMBRprocesstotreatarefuseleachate,accordingtothecharacteristicsoftherefuseleachatesinChina.Therefore,propermethodsshallbeusedduringoperationofMBRtoreducetheinfluenceoftheheavymetalionsaspossible.TheleachatetreatdbyamodifiedMBRprocesscanmeetthefirst2orderofnationaldischargestandard.Keywordsleachate,MBRprocessandheavymetalionAPPLICATIONOFVERTICALMEMBRANE2PAVINGTECHNOLOGYINREFUSETREATMENTZhangNingetal(72)AbstractAsanitarylandfillisthefinaltreatmentofsolidwastesthatareusedinternationally.Theseparationofrefuseleachatebyverticalgeomembrane2pavinginarefusetreatmntfieldisproposedaccordingtothescientificachievementsofgeotechnicalcircles.Thetechnicaldemonstrationshowsthatthistechnologywillhaveanextensivemarketwhenitisusedforlandfillofsolidwastes.Keywordssanitarylandfill,geomembraneandverticalmembrane2pavingtechnologySTUDYONTHERECOVERYOFRESOURCEFROMSPENTETCHINGSOLUTIONWangXiaojunetal(75)AbstractTherecoveryofcoppersulfateandmakingaregeneratedetchingsolutionfromspentetchingsolutionwerestudied.About90%coppercanberemovedfromthespentetchingsolutionbyneutralization.TheoptimumpHforCu(OH)2settlingwas5.66.0.Formakingtheregeneratedetchingsolutionthecoppercanberemovedfurtherbyhydrazinehydrateasreducingagentorsodiumsulfidesettlingmethod.Theexperimentalresultsshowedtherecoveryrateofcopperspongecanreach98%whenpHis6.0,reactiontemperatureis40andthedosageofhydrazinehydrateis3%.Morethan99%coppercanberemovedbythesodiumsulfidesettlingmethod.Thesodiumsulfidesettlingmethodhastheadvantageofcost2saving.Keywordscoppersulfate,etchingsolution,hydrazinehydrateandsodiumsulfideSTUDYONTHEMETALRECOVERYFROMDISCARDEDPRINTEDCIRCUITBOARDSBYELECTROSTATICSEPARATORWenXuefengetal(78)AbstractAhigheffectivemethodofmetalrecoveryfromdiscardedprintedcircuitboards(PCBs)byelectrostaticseparatorwasintroduced.ThecharacteristicsofdiscardedPBCsweresummarizedandthemetaldistributingstatusinthePCBswerealsoanalyzed.Metalsintegratedwithnon2metalsclosedbybondormechanicalmethodsinthePCBswereliberatedfromnon2metalsbyimpactcrusherandthenrecoveredbyadjustingtheparametersofelectrostaticseparator.Experimentresultsshowedthatcopperandaluminummetalsdistributedintheslothaveliberatedfromnonmetalsaround5mm,coppermetalaround0.5mminthecoppercladlaminatewasliberatedfromnon2metal