多孔铁碳稀土合金填料对高盐废水中氯离子的去除周贵忠

76Vol．7No．620136ChineseJournalofEnvironmentalEngineeringJun．2013--*266042Cl－。pH260minCl－20000mg/LCl－。COD57%。--X703．1A1673-9108201306-2167-06Removalofchlorideioninhighsaltwastewaterbyporousiron-carbon-rareearthalloyfillerZhouGuizhongWangXuanLiuJiantingWangZhaofengLiShaoxiangCollegeofEnvironmentandSafetyEngineeringQingdaoUniversityofScienceandTechnologyQingdao266042ChinaAbstractHighsaltwastewaterespeciallythehighchlorinewastewaterisdifficulttobetreated．Chlorideremovalefficiencyofporousironcarbonalloyfillerindifferentfactorsandanin-depthresearchofCl－removalmechanismwerestudied．TheexperimentswerecarriedoutundertheconditionsofinitialpHof2reactiontimeof60minCl－concentrationof20000mg/L．IthadfoundthatthemainlyremovalpathwayofCl－wasfillerad-sorptioncausedbymicroelectrolysisprocessthroughstaticandcontinuousexperiments．Experimentsshowedthatthisalloyfilleralsohadagoodtreatmenteffectonactualhighchlorinewastewater．Thefillerhadstrongadsorp-tioncapacityonCl－inmodifiedstarchwastewaterundertheoptimalconditions．TheremovalrateofCODcouldreach57%andthebiodegradabilityofwastewaterwasgreatlyimprovedatthesametime．Keywordsiron-carbon-rareearthalloyfillerhighchlorinewastewatermodifiedstarchwastewaterbio-degradability2011BAC10B042012－02－282012－05－061973～、。[e-mail]*[e-mail]、、、、、、、。。1、、、、2、、、3456、789。20mg/LGB15581-95。710。、、11。1012。--、、。①。②。③。④。pH、、Cl－。11．160、1005%20min∶∶=85%∶14．91～14．99%∶0．01～0．09%200kN1050～1200℃90～100min。1。2132L/h。pH92%PAC2‰PAM14。。。1．221Cl－NaCl。2pH4．57COD23250mg/LCl－20880mg/L。1．31．3．1Cl－去除单因素实验NaClpH、、Cl－。1．3．2Cl－去除机理研究实验Cl－20000mg/LNaCl、、Cl－。Cl－NaClCl－Cl－Cl－4‰NaOHCl－。SEMX15。1．3．3实际高氯废水处理效果实验COD、Cl－。86126--1．41．4．1水质检测COD、pH、Cl－CODHACHDR200DR2700。HACHHQ30D。1．4．2填料性能检测XRDINCAEnergyOxfordInstrumentsSEMJSM-6700FJEOL。22．1pH2Cl－20000mg/L3Cl－60min30%60minCl－。60min。3Cl－Fig．3EffectofreactiontimeonCl－removalrate60minCl－20000mg/LpHpHCl－4pH2Cl－35%pH。pH=2。pH260minCl－。5Cl－Cl－10000mg/L50000mg/LCl－23%。2．2Cl－Cl－20000mg/LNaCl、、Cl－。6Cl－25%Cl－。6Cl－Fig．6Cl－contentpercentageinvariouscomponentsHCl。1．2V96127Cl2HClNaOH。Cl－Cl－Cl－。Cl－20000mg/LpH260min7Cl－90h2．5%16。7Cl－Fig．7EffectoftimeonCl－removalrate2．32mmXSEM。8、9X。9A、BCl－COD1117。9C、D。XRD2θ31°NaClXRDNaCl。NaClNaClNaCl。Fe2+Fe2+Na+、Cl－。2．4Cl－07126--pH260min。1080minCOD57%Cl－27%11。2．5pH2～330～60min。。31Cl－Cl2、。2XNaClNaCl。SEMNaCl。3COD55%Cl－25%Cl－COD。4。1WoolardC．R．IrvineR．L．Biologicaltreatmentofhypers-alinewastewaterbyabiofilmofhalophificbacteria．WaterEnviron．Res．1994663230-2352WalhaK．AmarR．B．FirdaousL．etal．BrackishgroundwatertreatmentbynanofiltrationreverseosmosisandelectrodialysisintunisiaPerformanceandcostcompari-son．Desalination200720795-1063．ACFNaCl．2010481765-1770YiFenyunChenShuixia．Studyonelectrochemicaltreat-mentofcrystalvioletdyewastewaterinNaClmediumwithACFelectrode．ChineseJournalofEnvironmentalEngineer-ing2010481765-1770inChinese4．-．201030736-39TianHeZhangYufengJiangJuyuan．Studyonthesolarenergyflashvaporization-multi-effectivedistillationseawaterdesalinationsystem．IndustrialWaterTreatment201030736-39inChinese5．2．2002．324-3256．．2006．300-3027ParkJ．S．ChoiJ．H．YeonK．H．etal．Anapproachtofoulingcharacterizationofanion-exchangemembraneusingcurrent-voltagerelationandelectricalimpedancespectros-copy．ColloidInterfaceSci．20062941129-1388．．200733820-22MoJianxiong．Studyondeionizebycapacitanceadsorption．WaterTreatmentTechnology200733820-22inChi-nese9．．171272008．2510．-COD．200932B6309-312DaiGelianJingWeiweiChengAihuaetal．Researchonenhancedactivesludgeprocessbymicro-electrolysismeth-odremovalofCOD．EnvironmentalScience＆Technology200932B6309-312inChinese11YangX．Interiormicroelectrolysisoxidationofpolyesterwastewateranditstreatmenttechnology．Hazard．Mater．20091695-7480-48512．．200935126-27JiangXinghuaLiuYongjian．Researchprogressandappli-cationStatusofiron-carbonmicro-electrolysisinwastewatertreatment．IndustrialSafetyandEnvironmentalProtection200935126-27inChinese13FanLiNiJinrenWuYanjuetal．Treatmentofbro-moamineacidwastewaterusingcombinedprocessofmi-cro-electrolysisandbiologicalaerobicfilter．Hazard．Ma-ter．20091622-31204-121014ChengH．XuW．LiuJ．etal．Pretreatmentofwastewaterfromtriazinemanufacturingbycoagulatione-lectrolysisandinternalmicroelectrolysis．Hazard．Ma-ter．20071461-2385-39215Barrera-DiazC．Urena-NunezF．CamposE．etal．Acombinedelectrochemical-irradiationtreatmentofhighlycoloredandpollutedindustrialwastewater．Radiat．Phys．Chem．2003675657-66316RengaraJ．S．YeonK．H．KangS．Y．etal．StudiesonadsorptiveremovalofCoIICrIIIandNiIIbyIRN77cation-exchangeresin．Hazard．Mater．2002921-2185-19817GaoP．ChenX．ShenF．etal．RemovalofchromiumVIfromwastewaterbycombinedelectro-coagulationelectroflotationwithoutafilter．Sep．Purif．Technol．2005432117-1232712