改性膨润土处理造纸废水的研究

,2,(1.,,,110004,2.,110142):,,,pH.:,20n,pH12,.8L,COD77.8%,94%97.4%:;,:X793:A:10036504r200403006302,,,,,,,COD,,11.1,12,31(%)72.12Pez2.7111.891.382410130.07N201597.702100%(CEC)70.41me/10093COD(mg/L)886.712525010.81.2:(0.2500mol/L)()(0.Zmol/L)(0.4mol/L)(5):wGZ20pHS3C7211.31.3.1,NaOHNISO;,24h,;ZrOCI;,24h,3%,pH,3h,2h,,3h,24h,,1.3.2,NaOHAIC13,,,24h,3%,sh,24h,100,,11.3.3,(CTMAB)(10%),60Zh,,110lh,100,,21.4_~~1:(1965),,,,,,201.51.5.1COD500mL,pH,,20min,,,COD,:73:0045COD1.5.2,,GB/T132001991GB/Tll9031989,,,20min2.1.4,44(g/L)pH(min)O0,2.12.1.1pHCOD0.89/L,pH,20min,pHCOD,21212122.2fll2.2.1COD,COD5,2COD778%5COD.-....21COD(mL)COD(mg/L)COD(%)910111213pIl2pHc0D12275.8196.868.977.80U008Ib/002,1pH~12COD68.9%;2pH~12COD77.8%2.1.2CODpH,,20min,COD3:0.89/L,12COD68.9%77.8%2.2.2,6,l290%(%)(%)120;:}25;;;32-.l706()50\000,50.709/gL,l3COD2.1.3CODpH,0.89/L,COD,480r~2~1~~J.es---~~---.-l()203040(l):0.8g/L,pH=12,Zomin(2),,COD77.8%(3),90%1,,,.[J.,2002,35(1):5659.2,.J.,2002,30(4):3337,40.3,..,2002,1:2225,4],,,.[J.,2003,3:8486.5,.CODJ..1994,12(1):4042.(20050603;20030715)O0,.%\OQQt/min4COD:20oin,cOD64EnvironmentalSeieneeandTeehnologyAbstraetVol.27,No.3,May2004featuringhighorgnieloading,noinhibitionandstableoperat-ingKeyeonditionintermswords:anaerobieofPH,VFA,gaoProduetion.digester;organiesolidwastesAPPlieationofNight5011ComP0sitiontoHouseholdwasteTrcatment}JIAsuitang},ZHOUShuihuaZ,StudyofFiltrationCharacteristicsofMembraneinSubmergedMBRTIANAijun,LlJianheng,SUNXiuyun,LIUXiaodong,WANGLian--jun(DePartn;entofEnvironmentalEngi,:eering,NaingveryfScenea,dTecology,Nang210094)Abstraet:TreatmentofwastewaterbyMBRsexPerieneesasyn-ergetieproeessofbiologiealdeeompositioandmembranesepa-rationMembranefiltrationresistaneeinMBRs15analyzedu-singmodelsinrhispaper.Operationparameterssuehasopera-tionalPressure,eharaeteristieofmixedliquorandaerationin-tensityandsuetionon/offtime,whiehaffeetmembranefiltra-tionandmembranefouling,areinvestigatedforfindingoutthefavorableoPerationeondition.Keywords:MBR;metnbranefiltrationeharaeteristie;modelWANGShuxia3,TANGLitong3(1.HenanResearchInstituteofE,:viroentalScience,Zhengzho450004;2.HubeEnvironmenzalProteczioBurea,Wuhan430072;3.HenE.ironnalnizoringCenter,Zengzhou450004)Abstraet:Theimpaetofnight5011onwasteeompostwasdis-eussedbasedonmixingeomPostexperimentofnight5011andhouseholdwaste.ResultsshowedthatmixingeomPosteouldgreatlyimprovedeeomposingveloeityoforganieeomPoundandeompostingeffieieney,and1620deanbeshortenedforwasthumietime.Keywords:night5011;mixingeompost;wastetreatment5011ContaminationbyHeavyRegion:InvestigationMetalsinQingshuitangandRemediationLlXiaohongl,Yl(1.ZhuzhouErontalProtec10YahongZ2,ZuzhouDIromelitorigInstitule,Zzhou412000;Staon,Zhzhou412000)Abstraet:Monitoringdatashowedthe5011pollutionofheavymetalsandtherelevantpollutnofero)5andvegetablesinQingshuitangregion,ZhuzhouCityRemediationmeasureswithregardto50115wereputforward.ywords:heavymetalpollution;remediationteehnique;landUSeTreatmentofDinitrobenzene-manufaeturingWastewaterbyMiero-electrolysisYUZongxue(DPartmentofC}lemicalEngieering,C}longqingSanxiaCollege.Chogqing404000)Atraot:Thispaperdealswiththepretreatmentofdinitroben-zenemanufaeturingwastewaterwithPurPosetoimproveitsbio-degradation.AbencsealeexPerimentwaseonduetedusingaplexiglasseolumnfilledwithserapironandaWarburgrespi-rometertodeterminerheuPgradeofbiodegradableeharaeteris-tiesofthewastewateraftermiereleetrolysis.Keywords:nitrobenzene;eleetroehomiealreduetion;pretreat-nlentStudyonTreatmentofPaPermakingWastewaterbyModifiedMontmorillonitesSHAOHong,2,WANGDongmeil,LlYinghuiZ,WANGEnde(1.COlleeofResoureeandCivilgineeri,:g,Norzheastern:iersi,Shena,29110004;2.SehoolofEnvironn:e,:tandBiologic1Elgineering,She,:ya9InsttutofCIeealechnology,Shenyang110142)Abstraet:AseriesofmodifiedmontmorillonitessuehasNIZr-inorganomontmorillonitesandNIZrorgamontmorillonitesaresynthesized.Theeffeetoftreatingpapermakingwastewaterbymodifiedrnontmorillonites15diseussedondoPtimumeondi-tionsasaddingquantityofrnodifiedmontmorillonites,PH,agi-tationtimearedetermincd.ResultsshowthatundereonditionsofsrirringtimeZomin,PH12andaddingquantityofNIZror-ganomontmorillonire0.89/L,removalofC()D,eolorityandturbidityeanbeupto77.5%,94%and97.4%:espectively.Kwords:modifiedmontmorillonite;paperakingwastewator;WastewatertrCatll)entSiteSelectionforSanitaryLandfillofMunieiPalSolidWasteKANGJianxiong,,2,MINHaihuaZ,LlJing,HONGHaqing3(1.GraduazeSchool,C}inaUniversitofGeoscience:,Wha,430074;2.CollegeofE,zv:ronenalScienceandE,:gineeringHuazho,:9UniverstofSciencandTechnolog,Wuha430074;2.Eng,eeringCo,:sulzi,,9COrPorationfEnshiPrefecture,Eshi445000)Ahetraet:Siteseleetion15ofthemostimportaneeintheeon-struetionandoPerationofsanitaryIandfill.Keyfaetorsaffeet-ingsitese,e:ionsuehasurbanoverallplan.geographiealandgeologieeonditions,landfilleapaeity.externalassistanteondi-tionsandsoeiallegalasPeetswereanalyzedindetailsineombi-nationwithsanitarylandfillexamplesandengineeringPraetiees.Keywords:munieipalsolidwaste;sanitarylandfill;siteselee-tlonnlarystyonwtCoaDISChelulfurizationWUChong