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*12211.3501082.350002。pHGB8978—1996《》。。RESEARCHONTHEFLOCCULATIONTREATMENTOFWASTEWATERFROMGRANITEPROCESSINGChenWeixu12ChenYanhong2ZhangJiyu11.CollegeofChemistry&ChemicalEngineeringFuzhouUniversityFuzhou350108China2.ZhichengCollegeFuzhouUniversityFuzhou350002ChinaAbstractInviewofthewastewatercharacterisitcsofgraniteprocessingtheinorganicpolymerflocculantaluminiumpolychlorideandtheorganicpolymerflocculantpolyacrylamidewereadoptedtomakeaseriesofmix-compoundexperimentsinthispaperwhichinvestigatedtheflocculationtreatmenteffectivenessofthosetwoflocculantsforgraniteprocessingwastewaterunderdifferentconditions.FirstlythroughthedesignofthetestsofsinglefactoraffectingflocculationandorthogonalexperimenttherankingfactorsforflocculationeffectmixtureratiosofdifferentflocculantsflocculantsdosagestirringspeedpHofsolutionandthebestflocculationprocessconditionswereobtained.Thentheflocculationtreatmentofgraniteprocessingwastewaterwasmadeaccordingtoaboveconditionsandthetreatedwatermeetsthefirst-orderofthenationalwastewaterdischargestandard.Finallyinvestmentcostandoperatingcostbyusingthistechnologywerecalculated.Thistreatmenttechnologyfeaturesgoodwaterqualitysimpleoperationlowcostetc.Keywordsgraniteprocessingwastewaterflocculationtreatmentorthogonalexperiment*JA10030。02000、、、11。、、、2。、、。、、3。、4。52。6420112291DOI:10.13205/j.hjgc.2011.01.01512、、。1、COD、BOD5、pH6。-、、pH、67。8-10。PACPAM、。PACPAMpHTSZ。SS4857mg/L3358NTU。21000mLPAMpH、SS。2.1pH11pHpH。1000mL43gmPAC∶mPAM4∶1pH5678300r/min30s150r/min90s30minSS3。pH。3pH5pH6.0~6.5pH6.5pH74201122913pHSSSS。pHPACH+pHPACOH-。pHpH。2.21000mL4pH=6mPAC∶mPAM=4∶11234g300r/min30s150r/min90s30minSS4。4SS4SSSS2.5~3g/L。SS3g/LSSSS。。2.3PAMPAC7。1000mL4pH=63gmPAC∶mPAM5∶04∶13∶22∶3300r/min30s150r/min90s30minSS5。5SS。PACPAM。PAMPAC。mPAC∶mPAM4∶1PACPAM。2.41000mL4pH=63gmPAC∶mPAM=4∶1200300400500r/min30s150r/min90s30minSS6。6SS6300~330r/minSSSSSS。8420112291。。。34、pH、、41。1/r·min-1pH/g·L-1mPAC∶mPAM1200514∶12300623∶23400732∶34500841∶41000mLpH、30s90s30min。L16SS。23。2/r·min-1pH/g·L-1mPAC∶mPAMSS/mg·L-1/NTU200514∶1287.84200623∶25416.1200732∶3645422200841∶444234501300522∶3292.73300611∶438924452300744∶1261.24300833∶29850.2400531∶43210.09400642∶3285.03400713∶248014512400824∶1347.12500543∶241094490500634∶1368.93500721∶439804522500812∶3476544883pHmPAC∶mPAM11236.7351127.6653364.9606.28221126.5421120.5151136.9872267.07531133.5602364.310122.805129.44043377.2332261.5802249.3183371.2732250.6911243.7953242.1553364.9913pH。3=300r/minpH=6=3g/LmPAC∶mPAM=4∶1。7.09NTUSS25mg/LSSGB8978—1996SS≤70mg/L。7、88。7846~84~680~100m3/h。。25~38、PAC1380/tPAM942011229128000/tmPAC∶mPAM=4∶1201.3~180.500.535~0.528。。。54、pH、。pH300r/minpH=63g/LmPAC∶mPAM=4∶1SS4857mg/L3358NTUSS25mg/L7.09NTUGB8978—1996SS≤70mg/L。1.J.200923133-37.2.J.200622467-71.3.M.1989.4BeltránHerediaJSánchezMartínJ.MunicipalwastewatertreatmentbymodifiedtanninflocculantagentJ.Desalination20092491353-358.5.J.20095191-192.6.M.200513-14.7HoYCNorliIAlkarkhiAFMetal.CharacterizationofbiopolymericflocculantpectinandorganicsyntheticflocculantPAMAcomparativestudyontreatmentandoptimizationinkaolinsuspensionJ.BioresourceTechnology201010141166-1174.8.PAM-PACJ.199210310-15.9.PACPAMJ.200834958-60.10.--J.200927258-62.11ErsoyB.EffectofpHandpolymerchargedensityonsettlingrateandturbidityofnaturalstonesuspensionsJ.InternationalJournalofMineralProcessing2005753/4207-216.35000250E-mail196302@163.com2010-07-19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3813WangShijie.RecoveringcopperusingacombinationofelectrolyticcellsJ.JournaloftheMineralsMetalsandMaterialsSociety2002651-54.14WangShijie.RecoveringcopperusingacombinationofelectrolyticcellsJ.JournaloftheMineralsMetalsandMaterialsSociety2008601041-45.15JuangRueyshinLinLinchun.Electrochemicaltreatmentofcopperfromaqueouscitratesolutionsusingacation-selectivemembrareJ.SeparationPurificationTechnology200122-23627-635.51065136302037238516E-mailjiangys2002@yahoo.com.cn2010-05-120520112291
本文标题:花岗石加工废水絮凝处理技术的研究陈为旭
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