不同电荷的聚丙烯酰胺对焦化废水的絮凝性能研究张水燕

*1211121.2501012.250100PAFC、PAMPAM。、、PAM。PAMPAM。PAM。85%COD6%COD。FLOCCULATIONPERFORMANCESOFDIFFERENTCHARGESOFPOLYACRYLAMIDESFORTHETREATMENTOFCOKINGWASTEWATERZhangShuiyan12ChenChanghua1LiZengqiang1WuJian1GaoBaoyu21.JigangGroupCo.LtdJinan250101China2.SchoolofEnvironmentalScienceandEngineeringShandongUniversityJinan250100ChinaAbstractTheflocculationofcokingwastewaterwasstudiedbyusingpolyaluminumferricchloridePAFCascoagulantandanionicpolyacrylamideA-PAMcationicpolyacrylamideC-PAMandnonionicpolyacrylamideN-PAMascoagulantaids.ThedifferencesinflocculationperformancesofthethreePAMswerecomparedfromtheadaptabilitytotheinitialturbiditychangeofwastewaterPAMdosageflocculationefficiencyandcost.Inadditiontheflocculationmechanismswereanalyzed.AmongthethreePAMsN-PAMwasfoundhavingthebestapplicabilityintreatmentofcokingwastewater.LastlytheoptimumdosageofN-PAMandtheinfluencefactorswereinvestigated.Atoptimumoperationstheturbidityremovalrateismorethan85%whileCODremovalrateisrelativelylowandonlyabout6%becauseofthelowcontributionofsuspendedsubstancetoCOD.Keywordscokingwastewaterflocculationpolyacrylamidecoagulantaid*“”22402208064200870207。0、。、。、、。A－O1、A1－A2－O2、SBR3A1－A2－O1－O42。COD、、。5-6、、。。7-8。PAM、。、、PAMPAMPAM。7620112291DOI:10.13205/j.hjgc.2011.01.0201。PAFC、PAMA-PAM、PAMC-PAMPAMN-PAMPAM800。PAFCPAM100g/L1g/L。JJ-1200mLPAFC30sPAM2min。30minCOD。OrionAQ45005B-3CCODCOD。22.1PAM2.1.1。55～179NTU。3PAMPAM1。1a～1f58.073.392.7112130156NTUρPAFC500mg/L。1PAM58.0NTU1aPAFC。PAFC9PAFC。C-PAMC-PAMPAFC。N-PAM。A-PAM5.11%PAM。73.3NTU1b3PAM58.0NTU5.11%。A-PAMC-PAMN-PAM。A-PAM6mg/L。C-PAM3～5mg/L40%。N-PAM1mg/L33%。92.7～112NTU1c～86201122911dC-PAMN-PAMA-PAM。130～156NTU1e～1fA-PAMN-PAMC-PAMA-PAM。C-PAMN-PAMPAMC-PAMN-PAM1b～1f。C-PAM10C-PAM。N-PAMN-PAM。A-PAM6mg/LN-PAM0.5～1.0mg/L。PAM、、11、12PAM。。PAMPAM。5%85%。2.1.2CODCOD3PAM2COD3231mg/L。、PAM100.51.0mg/LCOD7.49%、5.57%4.50%。CODCODCOD。13COD、。CODCOD5.0%COD。CODCODCOD。2CODPAM2.1.3。A-PAM、N-PAM、C-PAM5680853016240/t。C-PAMC-PAM。1A-PAM。N-PAMN-PAM、。PAMN-PAM。N-PAM。2.2PAFCPAFC3。N-PAM1.0mg/LN-PAM1.0mg/L。PAFC900～1000mg/L。zeta。PAFCFeOH3、AlOH3。。900～1000mg/L9620112291。3PAFC2.3N-PAM2.3.1PAFC1N-PAM0.5～1.0mg/L。N-PAM4。PAFC500700900mg/L156177135NTUN-PAMN-PAM0.5～1.0mg/L。4PAFCPAM2.3.2120r/min。N-PAM5。PAFC500mg/L。5a120180240r/minN-PAM1.00.752.0mg/L。180r/min120r/min。240r/minPAM180r/min。N-PAM。127NTU5b。180r/minPAM0.5～1.0mg/L。N-PAMPAM。5N-PAM3PAFC3PAM07201122911、、3PAMN-PAM。2PAFCN-PAMN-PAMPAFC。PAM。3PAFCN-PAMPAFC900～1000mg/LPAM0.5～1.0mg/L180r/min。85%COD6%COD。43PAM。PAMPAM。1LiuJWangBLiWetal.RemovalofnitrogenfromcoalgasificationandcokeplantwastewatersinA/Osubmergedbiofilm-activatedsludgeSBF-AShybridsystemJ.WaterSciTechnol19963417-24.2ZhaoWTHuangXLeeDJetal.Useofsubmergedanaerobic-anoxic-oxicmembranebioreactortotreathighlytoxiccokewastewaterwithcompletesludgeretentionJ.JMembrSci200933057-64.3MaraónEVázquezIRodríguezJetal.TreatmentofcokewastewaterinasequentialbatchreactorSBRatpilotplantscaleJ.BioresourTechnol2008994192-4198.4.A2/O2J.20073359-61.5AmudaOSAmooIA.Coagulation/flocculationprocessandsludgeconditioninginbeverageindustrialwastewatertreatmentJ.JHazardMater2007141778-783.6TatsiAAZouboulisAIMatisKAetal.Coagulationflocculationpre-treatmentofsanitarylandfillleachatesJ.Chemosphere20353737-744.7WongSSTengTTAhmadALetal.TreatmentofpulpandpapermillwastewaterbypolyacrylamidePAMinpolymerinducedflocculationJ.JHazardMater2006135378-388.8LiangZWangYZhouYetal.Variablesaffectingmelanoidinsremovalfrommolasseswastewaterbycoagulation/flocculationJ.SepPurifTechnol200968382-389.9DuanJGregoryJ.CoagulationbyhrdrolysingmetalsaltsJ.AdvColloidInterfaceSci2003100102475-502.10TadrosT.InteractionforcesbetweenparticlescontaininggraftedoradsorbedpolymerlayersJ.AdvColloidInterfaceSci2003104191-226.11DasKKSomasundaranP.AkineticinvestigationoftheflocculationofaluminawithpolyacrylicacidJ.JColloidInterfaceSci2004271102-109.12ErsoyB.EffectofpHandpolymerchargedensityonsettlingrateandturbidityofnaturalstonesuspensionsJ.IntJMin[e-mail]2010－07－28櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅109。1.J.2007231032-35.2.J.201026438-41.3.J.200935832-35.4GB16889—2008S.5.J.200935956-59.6.J.2009259104-108.7GB5085.3—[e-mail]2010－06－251720112291