磁絮凝技术在水处理中的应用与前景庞治邦

2910Vol．29No．10JournalofChongqingUniversityofTechnologyNaturalScience201510Oct．20152015－04－212012BAK05B031990—。．J．20151099－102．CitationformatPANGZhi-bangYAOJi-lunLIUBoetal．ApplicationandProspectsofMagneticFlocculationinWaterTreatmentJ．JournalofChongqingUniversityofTechnologyNaturalScience20151099－102．doi10．3969/j．issn．1674－8425z．2015．10．018abaaa．b．401331。、。X52A1674－8425201510－0099－04ApplicationandProspectsofMagneticFlocculationinWaterTreatmentPANGZhi-bangaYAOJi-lunbLIUBoaZHOUZhenaa．DepartmentofNationalDefenseArchitecturalPlanningandEnvironmentEngineeringb．EngineeringandTechnologicalＲesearchCenterofNationalDisasterＲeliefEquipmentLogisticsEngineeringUniversityChongqing401331ChinaAbstractThearticledescribedthecharacteristicsofmagneticflocculationtechnologyandanalyzeditsmechanism．Ｒeferredtotheanalysisoftherelatedliteraturesabouttechnologyappliedtohandledifferentsewagewastewaterexperimentsandengineeringpracticesthetechnicaluniversalityandef-ficiencyinthefieldofwatertreatmentwereillustrated．Andtheapplicationprospectofthetechniqueanddevelopmenttrendwasprospected．Keywordsmagneticflocculationmechanismofactionwaterandwastewatertreatment。1。、、、。、。。11．1。“－”θ。0°＜θ＜90°90°＜θ＜180°。。45．5°。。1．22。3－4。1．3ζζ。ζ。ζ“”。ζ11．7mV9．81mV8．7mV。1．4“”“”。“”、5－6。“”、。22．1。、、、、、7。、、。1。1NTUNTUCOD/mg·L－1COD/mg·L－1810～203．8050～8024．089130206．4043．6010290～31078．142．211。。12－14。。2。2．315。。100130%～40%。16120～700mg/LCOD2100mg/LCOD80%。2TP/mg·L－1TP/mg·L－180．9～1．20．069130．590．072140．91～1．550．22159．5～10．00．182．4、BOD5～40g/L。。312。3CODCrCODCr/mg·L－1CODCr/mg·L－1123041422～1766230042076～2200320201508～1596422801736～1808CODCr10%。330%。2．5。。417。COD、55%85%63%92%。4CODNTUNTUCOD/mg·L－1COD/mg·L－112333～422．82．72．4180～22585．8384．0286．062．6。、、、、、、。－5。5/mg·L－1/mg·L－1/%Fe3+0．7250．06990．48Cu2+1．8760．60367．86Mn2+0．3320．3096．93Zn2+2．6802．35112．28Pb2+2．2550．69269．31－、、、。31。、、、。、。2。101。。。“”。0．5μm。1/20。COD、SS、。。。3。。、、、、。。4。。。。。、。。1．J．200725312－14．2．M．4．2001．3LipusLCKorPeJCrePinsekL．Dispersiondestabili-zationinmagnetizedwatertreatmentJ．JournalofColloidInterfacescience2001236260－66．4LisaTauxeJasonLSteindorfAndrewHarris．Deposition-alremanentmagnetizationTowardanimprovedtheoreticalandexperimentalfoundationJ．EarthandPlanetarySci-enceLetters2006244515－529．5．J．2013333664－670．6ＲasteiroMGGarciaFAPFerreiraP．TheuseofLDSasatooltoevaluateflocculationmechanismsJ．Chemi-calEngineeringandProcessing20084781323－1332．7．J．2011271778－81．8．J．2011271575－7781．9．CODJ．201123656－57．10．J．201137638－40．11．J．2013751616－1620．12．J．2010367150－152．13．C//．2009260－269．14．J．2014872091－2095．15KarapinarNumy．Magneticseparationofferrihydritefromwastewaterbymagneticseedingandhigh－gradientmag-neticseparationJ．InternationalJournalofMineralPro-cessing20037l345－54．16．J．200337111791－1794．17．J．201243225－29．201