负压蒸发法处理生活垃圾填埋场渗滤液

3(,200092),,,,;,3863(2001AA644010,2003AA644020)0[1][2,3],,[3],;,,1,,,[4][5],P111PP(LandfillGas,LFG),LFG,,LFG,,LFG(900)112LFG,,,,[6],,,70,[6];,2,90,[6],(70),()2003,1,4000tPd,120m3Pd71200642421211,2pH(pH6615,)(55,,)211112,,2;,;5518124kPa,,,,,,22111231;pH6615,55;1812420126kPa,5560,51CODCrP(mgL-1)pHP(mgL-1)P%P%,100070000494000285Ca2+,,2111320042[6]90%(GB1688921997);,;,,2pHP(Scm-1)CODCrP(mgL-1)P(mgL-1)Cl-P(mgL-1)6150119301640840180081803801607080514595500134008000170001000212,;,213,615bar3[6],,(),46Pa,5a2142004,35600t;31800t,90%;1800t,5%;1600t,415%81200642423PSSP(mgL-1)CODCrP(mgL-1)BOD5P(mgL-1)TOCP(mgL-1)TNP(mgL-1)P(gL-1)P(mgkg-1)P(mgL-1)P(gL-1)57203721020010501160P(mgL-1)P(mgL-1)P(mgL-1)P(mgL-1)P(mgL-1)P(gL-1)P(mgL-1)P(mgL-1)P(mgL-1)P(mgL-1)0105010060105010050105015010501050105015215,pH100Pm3,44%30735283,:,;,;+[7,8],,:,[9];,4(GB1688921997)[7],:()+()[10],;+()[8],,;,,,,;,,[1]G.Urbini.LeachatequalityandproductionfromrealscaleMSWlandfills.Sardinia99SeventhInternationalLandfillSymposium.CISACagliari,1999:73280.[2]D.Purschwitz,E.Denis.5waystotreatyourleachate.WasteAge.,1993,30(10):68277.[3],,..,2004,5(6):59262.[4],,..,2005,6(1):68272.[5]LucaDiPalma,PaolaFerrantelli,CarloMerli,etal.Treatmentofindustriallandfillleachatebymeansofevaporationandreverseosmosis.WasteManagement,2002,22(8):9512955.[6]YANGQi.GestionintgredeslixiviatesenCentredeStockagedesDchetsmnagers(CSDClasse2).MmoiremastredelInstitueNationalAgronomiqueParis2Grognon(France),2004,11.[7],,..,2004,12(2):1482160.[8]IzzelOzturk,MahmutAltinbas,IsmailKoyuncu,etal.Advancedphysico2chemicaltreatmentexperiencesonyoungmunicipallandfillleachates.WasteManagement,2003,23:4412446.[9],,..,2002,23(5):92295.[10],,.().,2004,3:32233.2000921239(021)[e-mail]2005-06-079120064242BIO2TREATMENTOFAMMONIA2CONTAININGWASTEWATERFROMCHEMICALFERTILIZERINDUSTRYWITHAMULTIPLEAIRLIFTLOOPREACTORMaoGuozhuWenJianpingJiaXiaoqiangetal(7)AbstractA80m3gas2liquid2solidthree2phaseflowmultipleairliftloopbioreactor(ALR)withalowratioofheighttodiameter(s)hasbeenputintopracticeinnitrifyingtheeffluentinonechemicalfertilizerplantinChina.Theinfluencesoftheair2to2waterflowratioandhydraulicresidencetimeonammonianitrogenreductionareinvestigatedanddiscussed.Theoptimumoperatingconditionssuchasair2to2waterflowratioof50andHRTof5hoursarefound.Inaddition,theaverageremovalratesofCODCrandNH+42Narerespectivelyhigherthan75%and98%.ThetreatmentresultsoftheeffluentCODCr50mgPLandNH+42N10mgPL,whicharesatisfactory.Keywordsammonianitrogen,bio2treatment,multipleairliftloopreactorandlowratioofheighttodiameterANALYSISOFPHOSPHOROUSANDNITROGENREMOVALBYIMPROVEDDEOXIDATIONDITCHPROCESSTangMinkangXuJianhongZengYan(9)AbstractBasedonthegoodeffectofXindouWastewaterTreatmentPlantforselectingimprovedDEoxidationditchprocess,itisanalysedtheimprovedprocessandtheimprovedDEoxidationditchitself.Finallytheimprovedexperimentsforstrengtheningphosphorousandnitrogenremovalaresummarized.KeywordsDEoxidationditch,phosphorousandnitrogenremoval,processflowandwastewatertreatmentTREATMENTOFLEACHATEFROMMUNICIPALSOLIDWASTEININCINERATORWITHUASBDengDaiqingXiaFengyiLiGuangmingetal(11)AbstractLeachatefromsolidwastestore2tankinmunicipalsolidwasteincineratorsfactoryhasthecharacterofhighorganiccontaminationandlowpH.Thestart2upperformanceofcommercial2scaleUASBreactorstotreatleachateatambienttemperaturewasinvestigated.TheexperimentwasalsodesignedtoinvestigatetheeffectsofCODCrdegradingefficientonHRTandVLD.TheresultsindicatethatataHRTof6dandtheVLDof5kgP(m3d),theCODCrdegradingefficiencyisabove85%,andthegasproducedfromtheorganiccontaminationofeachrawleachateis2215L.KeywordsUASB,municipalsolidwaste,incineratorandleachateEXPERIMENTALSTUDYONRESIDENTIALSEWAGETREATMENTBYMEMBRANE2SEQUENCINGBIOREACTORGaoYulanFengXudongWangPing(14)AbstractMembrane2sequencingbioreactorwasusedtotreatresidentialsewage.Thestabilityofsystemwasinvestigatedwithoutsludgedischarge.TheresultshowsthattheaverageremovalefficiencyofCODCr,ammonianitrogenandturbidityhasreached8918%,9913%and9916%respectivelyundertheconditionsofair2waterratio351,operationperiod5175h.ThemembranehasacontributiontotheremovalefficiencyofCODCr,ammonianitrogenandturbidityrespectivelywith1012%,011%and915%.Themembraneseparationprocesscanenhancethewastewatertreatmenteffectandtrans2membranepressure(TMP)risesslowly.Theeffluentqualitywassuperiortothestandardsforwaterreuse.Keywordsmembrane2sequencingbioreactor,residentialsewageandammonianitrogenTREATMENTOFLEACHATEFROMMUNICIPALSOLIDWASTELANDFILLSBYEVAPORATIONINVACUUMYangQiHePinjingShaoLiming(17)AbstractEvaporationhasbeenusedfortreatmentoflandfillleachateatacertainextent.Afterabriefsummaryofdevelopmentofevaporationtechnologyintreatmentoflandfillleachate,theemphasisisputontheintroductiontoanewtypeoftechnology2evaporationinvacuum,whichisconsideredtobeabletoavoidtheprimaryproblemoftraditionalevaporationsequipmenterosion,andhasalowdemandonenergysupply.Theeffluentofevaporationinvacuumcanbedischargeddirectlytosewagetreatmentplant,orcanbereusedafteratreat