氟化工废水处理技术

,,(,100013)[],20%Ca(OH)2F-CO32-,KOH,,PTFER224,,F-10mg/L,CODl50mg/L,BOD530mg/L,[];;;;[]X703[]A[]1006-1878(2004)07-0186-0620,,,,,,,,,500t/a(HFP)1000t/a(VDF)500t/a(FEP)500t/a(PVDF)600t/a,,:,20%Ca(OH)2F-CO32-,KOH,;PTFER224,,11.111/(ta-1)/(mgL-1)915KOH5.0%,KC0316.8%,KF19.0%,0.2%,H2O59.0%()21954171.1,225,F28.9,582,NH4+101492OP-72910,164,49316428.61233,13,NH4+0.92,F-10.03PTFER222000.7R2269,Na2S2O3363,NaF30764,NaCl323711,,4OP-7(OP-7,,OP-10OP-7),1.2CODCOD,COD,2[]2004-03-22;[]2004-03-26[](1954),,,,,681200424ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(mgL-1)COD/(mgL-1)1000990.01000410.1OP-1010002078.910000,300d24h,PTFER2245.82t/h;95.55mg/L,135.52mg/L,F-684mg/L,NH4+5.6mg/L,R223.3mg/L,Na2S2O317.35mg/L,NaCl1547mg/L,5.10mg/L,788.85mg/L,OP-7103mg/L,COD310320mg/L,BOD5150160mg/L22.1OP-103,33OP-100h2h4h8h24hCOD/(mgL-1)COD/(mgL-1),%COD/(mgL-1),%COD(mgL-1),%COD(mgL-1),%48027143.56786.04690.4319166489669.92492.52492.536431712.93513.62937.6268271268023014.223213.4OP-1059720565.720366.07687.37587.4346977283768475.73:OP-10,8h,COD86.0%92.5%75.787.3%,;24h,COD13.4%,,10d,44/dCOD/(mgL-1)COD/(mgL-1)COD,%11251213.2213811615.9313810424.641898057.751896466.181042180.091043368.3101463973.34,5d,COD3.2%66.1%;5d,COD68.3%80%:2.2OP-10,55/(mgL-1)COD/(mgL-1)COD,%046473.284.25d10044770.884.26d20035463.680.212d30046116364.612d40048023451.39d781.©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(Ca(OH)2,CaCl2,)Al2(SO4)3:(1)Ca:F(),Ca(OH)2CaCl23,Ca(OH)2CaCl2,CaF2.322.771,Ca(OH)2,F-84.2%85.3%;Ca(OH)2CaCl2,F-93.7%CaF4.625.541,Ca(OH)2,F-90.8%;Ca(OH)2Ca2Cl2,F-96.2%97.1%(2),F-,,F-,:,pH;CaF2,,,pH0.624h,F-53.6%,(3)Al2(SO4)3F-Al3+F-()3.815.6112.91,F-79.5%94.6%97.2%F-Al3+Al3+F-5.61,F-14mg/L111mg/L,F-62.1%93%,Al3+F-,F-,F-2.42.4.1Ca(OH)2F-CO32-KOH1120%,KFK2CO3Ca(OH)2,CaF2CaCO3KOHCaF2CaCO3,,KOH40%KOH,,2.4.2PTFER224,,20%,600700mg/L,50mg/L,pH8,10%Al2(SO4)3,F-10mg/L,,F-10mg/L,BOD530mg/L,COD50mg/L2881200424ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(OH)2F-CO32-,66Ca(OH)2F-CO32-KOHCa(F-CO32-)()20%Ca(0H)2/(gL-1)F-/(mgL-1)F-,%1.0:113002.043754922599.41.0:113002.043754924599.31.5:119502.562992210399.12.0:126003.08248706799.76,Ca(OH)2Ca(F-CO32-)1.02.0,F-99.3%99.7%K2CO3KF,KFK2CO3KOH98%1.511.15g/cm3KFK2CO30.4%,KOH17.9%:Ca:(F-CO32-)1.5:12.5.2PTFER224,:95.55mg/L,135.52mg/L,F-684mg/L,NH4+5.6mg/L,R223.3mg/L,Na2S2O317.35mg/L,NaCl1547mg/L,5.10mg/L,788.85mg/L,OP-7103mg/L,COD310320mg/L,BOD5150160mg/L2.5.2.1Al2(SO4)3F-,Ca:F-2:1;Al2(SO4)3154mg/L,20%,HCl(15N)8mL/L(CaCl2),F-,7981.©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(mgL-1)COD/(mgL-1)F-/(mgL-1)F-/(mgL-1)COD/(mgL-1)pHF-,%COD,%168729522.92.62086.5099.629.5267829919.02.52046.2099.630.8368531026.04.22306.4399.425.8468131524.04.42156.3499.431.7567629819.83.62056.5199.531.2668230528.06.42096.4099.131.57,F-,F-99.1%99.6%,F-2.56.4mg/L,F-l0mg/L,COD30%2.5.2.2F-,CODBOD5:6h,COD44.2%56.6%;8h,COD62.7%73.9%;1022h,COD70.5%82.4%,COD;6h,COD150mg/L,,8hpH69153524mg/L,33COD;COD;COD;COD3,63d,COD100mg/L,COD64%80%,BOD5,88,,BOD588.4%94.6%,BOD5314mg/L8BOD5/(mgL-1)/(mgL-1),%CODBOD5CODBOD5CODBOD5209104507.576.192.0216136483.097.898.62l01217514.064.288.420092605.07094.62.699/(ta-1)/(ta-1)/(mgL-1),%9150KF99K2CO399COD150707541875.341875.3BOD51088F-1099.1091200424ENVIRONMENTALPROTECTIONOFCHEMICALINDUSTRY©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.)2:,915t/a,KOH5.0%,K2CO316.8%,KFl9.0%,H2O59.0%;PTFER224,41875.3t/a,95.55mg/L,135.52mg/L,F-684mg/L,NH4+5.6mg/L,R223.3mg/L,Na2S2O317.35mg/L,NaCl1547mg/L,5.10mg/L,788.85mg/L,OP-7103mg/L,COD310320mg/L,BOD5150160mg/Lb)Ca(OH)2F-CO32-,KOH,Ca:(F,CO3)1:1.5(),KFK2CO399%,KOH98%c)F-Ca:F2:1HCl(15N)8mL/LAl2(SO4)3154mg/L;8h153524mg/LpH69,F-99.1%,COD64%80%,BOD588.4%94.6%,F-10mg/L,CODl50mg/L,BOD530mg/L,d),,17.9%KOH1478t,29.58191.©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.