粉煤灰改性及其在水处理中的应用进展石建稳

CHEMICALINDUSTRYANDENGINEERINGPROGRESS2008273·326·361012O647A10006613200803032610ProgressofmodificationandapplicationofcoalflyashinwatertreatmentSHIJianwenCHENShaohuaWANGShumeiXUGuihua(InstituteofUrbanEnvironmentChineseAcademyofSciencesXiamen361012FujianChina)AbstractThemechanismofapplicationofcoalflyashinwatertreatmentisdiscussedandtheprogressofwatertreatmentsuchasdyewastewaterphenolwastewaterheavymetalionswastewaterremovalofammoniumandphosphateisreviewed.Themodificationmethodsofcoalflyashareintroducedfromacid-modifiedalkali-modifiedsalt-modifiedsurfactant-modifiedmix-modifiedandsynthesizingzeolite.Finallythefuturedevelopmentofcoalflyashisalsopresented.KeywordscoalflyasheswatertreatmentmodificationwastewatercoalflyashesCFAflyashesFA1500µm1201020[1]41.7[2][35]185CuCrPb[6]1[7][8]FFA-FSiO2+Al2O3+Fe2O370CFA-CSiO2+Al2O3+Fe2O350%70[9][e-mail][e-mail]:10.16085/j.issn.1000-6613.2008.03.0263·327·1%SiO2Al2O3FeO+Fe2O3CaOTiO2K2OMgONa2OMnO2P2O5CO2SO249.2227.86.633.221.311.210.840.450.060.280.50.717.4922.1SiOSiAlOAl-[10]Sarbak[11]2.2-CaOCetin[12]Ni2+Zn2+CaOErol[13]Cu2+Pb2+2CaOCaO2.32.460%70pH[1415]33.1[1617][18][19][20][21][22]2Janos[27]711126B[28]Talman[29]200827·328·2/m2·g1/15.61.2×105mol/g30[23]5.66.0×106mol/g30[25]6.525.718mg/g30[22]15.61.4×105mol/g40[24]+27.62.4×105mol/g40[24]+6.2362.1×106mol/g15[16]++35.72.0×105mol/g30[23]+20.28.0×106mol/g30[25]++35.41.2×105mol/g30[25]15.68.0×106mol/g30[23]++35.71.6×105mol/g30[23]15.67.0×106mol/g30[23]B++35.71.0×105mol/g30[23]0.3421.38×105mol/g20[19]0.34237.26mg/g20[18]0.342135.69mg/g20[18]0.34247.26mg/g20[18]55.357.184mg/g20[14]FGRL0.342128.2mg/g30[26]3.210240mg/L4.7130mg/L[30][31]3Sarkar[30]pH[36]3/mg·g1/6720[32]C0.2621[33]0.81.01030[34]2-C98.725[35]3-2020[32]4-C118.625[35]2,4-2220[32]X80Estevinho[31]2,4-3.33·329·pH1013[37]44/m2·g1/mg·g1/15.6730[38]7.5178.5249.13060[39]+13.976.7137.13060[39]Cu2+10.2020.9225[29]168.85.1830[40]Cd2+10.2018.9825[29]Zn2+4.51.15×105/mol·g123[41]Ni2+168.85.7830[40]Pb2+15.61830[38]Cr6+63.723.8630[42]Cho[37]pH1013pH10pH1190pH8pH999pH100mg/L486%98%96%99%51%95%60%99%pHAlinnor[43]220min2hpH1013pHPapandreou[29]38mm20.92mg/g18.98mg/g3.4[4445]Oguz[46]71.87mg/g99[47]Yan[48]44.1Al3+Fe3+H2SiO3Al3+Fe3+H2SiO3[49]HClH2SO4HNO3200827·330·HClFe3+H2SO4Al3+55/m2·g1[23]15.628.3+30.5+35.7[50]3105[16]1.7866.236[24]15.627.6[25]5.620.2+35.4[20]8.456[50]359[51]162[39]7.513.9[52]0.97.4[50]360Lin[16]1mol/LH2SO45024h10520h450700[53]120min90minCr6+93.2%Cr6+51.0%Wang[23]HClB3HCl3B[54]HCl4.25SiO2H+1(a)(b)abNaOH1[52](a)3·331·Woolard[52]NaOH8alizarinsulfonate10Wang[55]B30906×106mol/g8×106mol/g[25]Li[20]NaOHHsu[39]NaOHNaOHCu2+[56]Ca(OH)2195004.3Wu[57]CaMgAlFe[58]NaOH71.0%99.4COD66.3%81.9COD[59]A1(NO3)3()pH4.4HDTMA[60]HDTMAHDTMABanerjee[61]HDTMAHDTMA[62]TEAHDTMABDTDAPDMDAACPDMDAAC[6364][63]PDMDAACpHCao[64]PDMDAAC12.5%4.5[65]Na2CO3+H2SO4Na2CO3+H2SO4200827·332·[66]NaCl15H2SO41/20[67]HClH2SO4OP-10n(HCl)n(H2SO4)=11OP-10OP-103001800mg/L200g/L7483µmpH13OP-1092Wang[25]NaOHNaOH6×106mol/g1.2105mol/g[23]B4.6[68][69]Hollman[70]Somerset[71]9530Qiu[72]Luna[73]CODCOD4353[57]Zhang[74]0.01mol/L51[75]23SiA1Ca3·333·45Rubio[76]6[77]Fenton[78]7[79][80][1]WangJBanHTengXetal.ImpactofpHandammoniaontheleachingofCu()andCd()fromcoalflyash[J].Chemosphere2006641892-1898.[2]XiaCHeXLiYetal.Comparativesorptionstudiesoftoxicocresolonflyashandimpregnatedflyash[J].Technol.Equip.Environ.Pollut.Control.2000282-86.[3]SharmaYCUmaSinghSNetal.FlyashfortheremovalofMn()fromaqueoussolutionsandwastewaters[J].ChemicalEngineeringJournal2007132319-323.[4].2--46[J].200635(11)1096-1099.[5]MallIDSrivastavaVCAgarwalNK.RemovalofOrange-GandMethylVioletdyesbyadsorptionontobagasseflyashdkineticstudyandequilibriumisothermanalyses[J].DyesandPigments200669210-223.[6]TalmanR.YAtunG.Effectsofcationicandanionicsurfactantsontheadsorptionoftoluidineblueontoflyash[J].ColloidSurfaceA200628115-22.[7].[J].200625(3)120-123.[8]VassilevSVVassilevaCG.Anewapproachfortheclassificationofcoalflyashesbasedontheirorigincompositionpropertiesandbehaviour[J].Fuel2007861490-1512.[9]PalmerBGEdilTBBensonCH.LinersforwastecontainmentconstructedwithclassFandCflyashes[J].J.HazardMater.200076193-216.[10].[J].200528(5)18-20.[11]SarbakZStanczykAWachowiakMK.Characterisationofsurfacepropertiesofvariousflyashes[J].PowderTechnol.200414582-87.[12]CetinSPehlivanE.Theuseofflyashasalowcostenvironmentallyfriendlyalternativetoactivatedcarbonfortheremovalofheavymetalsfromaqueoussolutions[J].ColloidSurfaceA200729883-87.[13]ErolMKüçükbayrakSMeriçboyuAEetal.RemovalofCu2+andPb2+inaqueoussolutionsbyflyash[J].Energ.ConversManage200546(7-8)1319-1331.[14]ErenZAcarFN.EquilibriumandkineticmechanismforReactiveBlack5sorptionontohighlimeSomaflyash[J].J.HazardMater.2007143226-232.[15]BayatB.ComparativestudyofadsorptionpropertiesofTurkishflyashes.Thecaseofnickel()copper()andzinc()[J].J.HazardMater.B200295251-273.[16]LinJXZhanSLFangMHetal.Adsorptionofbasicdyefromaqueoussolutionontoflyash[J].J.EnvironManage2007871193-20