粉煤灰在我国废水处理领域的利用研究郑宾国

23320075WATERRESOURCESPROTECTIONVol.23No.3May2007　　:(1979—),,,,。E-mail:[e-mail]1,1,1,2(1.,　450015;2.,　510640):介绍了粉煤灰处理废水的物理化学特性,指出利用粉煤灰作为废水处理中的吸附剂或混凝剂,可取得良好的处理效果,并以印染、造纸、焦化、含重金属、含氟、含磷等废水处理为例,对粉煤灰在我国废水处理领域的最新应用研究作了综述。:粉煤灰;废水处理;吸附剂;混凝剂:TQ536.4　　　:A　　　:1004-6933(2007)03-0036-04ApplicationofflyashtowastewatertreatmentinChinaZHENGBin-guo1,LIUJun-tan2,CUIJie-hu1,YUMo-xin2(1.DepartmentofEnvironmentalEngineering,ZhengzhouInstituteofAeronauticalIndustryManagement,Zhengzhou450015,China;2.DepartmentofChemicalEngineering,SouthChinaUniversityofTechnology,Guangzhou510640,China)Abstract:Thephysicalandchemicalcharacteristicsofflyashinwastewatertreatmentwerepresented.Itispointedoutthathighremovalefficiencycouldbeachievedwhenflyashisusedasadsorbentorcoagulator.Latestapplicationofflyashinwastewatertreatmentwasreviewed,suchasdyeing,papermaking,cokingwastewaterofheavymetal,fluorin,phosphorus,etc.Keywords:flyash;wastewatertreatment;adsorbent;coagulator　　,1.8t,30%,,,。、[1-3],。。1　,,1～100μm,,,2～2.6t/m3,550～658kg/m3,60%～75%。,,,,[4]。,,。,,,,,;,,;Si、Al,。,,[5-6]。SiO2、Al2SiO5、NaAlSiO4。,、[7],,。,。CaOCa2+,Ca2+·36·,F-CaF2,SO2-4CaSO4;,[8]。,,,,。,,,、pH、、[9-11]。2　2.1　。,,90%。、,,GS,47,COD569mg/LGS,COD90%[12]。[13]、、、、9,,91%～99%。[14]CaO,,,93.18%。[15],,90%,COD70%,。[16],,99.5%。,,COD,[17]。,、、[18],,,。2.2　,,,,。,、,、、,、、、。。[19],COD、BOD567.37%69.83%,。[20],,,,。COD,,,COD,1∶10,86.0%95.1%[21]。,、,、pH、,,,,CO2、H2O、NH3。2.3　,COD85%,95%,97%。[22]。、,[23]。[24],COD,,,,。2.4　,[25]。100t/h,1.747t/h,COD、、、、、、BOD5、57.41%。-,,、,COD、BOD5、、[26]。A/O,。2.5　Cr3+、Pb2+、Cu2+、Ni2+、Zn2+,。pH,pH4～7。[27]Pb2+、Cu2+、Zn2+。,、、[28]。,-[29],-[30]、[31]。·37·,,[32]。[33],(10mg/L),1L/g;(60mg/L),0.25L/g,,pH、。[34],、、,Cr6+,,Cr6+,。,、、、、,。[35],1m310m3,。2.6　、、,、-,、[36],、、。-,20～100mg/L,10mg/L。,,[37]。[38],、、pH,,、、、、。2.7　,,。,,。[39]PAFS。,pH,PAFS,、,PACPFS。(),,COD50%～85%,,,[40]。3　　,、、,、,。、。,。:[1].[J].,1996,15(2):21-23.[2],.[J].,2000(4):25-26.[3]SHIGENDOA.Recoveryofvanadiumandnickelinflyashfromheavyoil[J].ChemTechBiotechnl,1995,62:345-350.[4],,,.[J].,1996(3):1-5.[5].[J].,1996(4):33-35.[6],,,.[J].,1999(4):53-54.[7],,,.[J].,1998(4):34-37.[8],,.[J].,1997,28(1):78-95.[9],,.[J].,1994,7(5):62-64.[10],.[J].,2002(5):26-27.[11],,,.[J].,1996(4):33-35.[12],,.GS[J].,1997(1):21-23.[13],,.[J].,2000,22(5):3-6.[14],,.[J].,2004(5):31-33[15],,.[J].,2002,25(4):8-10.[16].[J].,2004(8):10-12.[17],.[J].,1998,16(2):330-331.[18],,.[J].:,2000(3):29-32.[19],.[J].,1994(4):49-53.[20],,,.[J].,1996(4):33-35.[21],,,.[J].,1997,14(2):83-87.[22].[J].,1995,12(3):77.[23],.、·38·[J].,1997,13(1):17-20.[24],,.[J].,2004(2):39-40.[25],.[J].,1999(4):53-54.[26].[J].,1999,17(10):16-19.[27].[J].,1998,12(4):17-20.[28],.[J].:,2004,27(3):313-315.[29],.[J].,1999,32(6):27-30.[30],.[J].,1999(2):43-44.[31],.[J].,1997(2):38-40.[32].[J].,2004(6):41-42.[33].[J].,2001(6):34-36.[34].Cr6+[J].,2002,16(2):32-35.[35],.[J].,2000,19(1):61-63.[36],.[J].,1997,16(3):231-236.[37],.[J].,1993,19(6):355-359.[38],.[J].,2004(5):39-40.[39],.PAFS[J].,1999,14(2):23-24.[40],.[J].,2002(3):27-28.(:2005-09-29　:　)(上接第13页)1　t/a　Cr6+FNCODSS0.010.090.450.920.265.9815.08402.5356578.2817904.9725.9674934.170.010.51.170.372.708.30179.8218366.2826604.9746.7245210.840.000.052.340.290.35171.120.37200.2456502.1718028.8671.9074977.69　0.010.153.292.380.98179.8023.75782.59131446.5862538.59144.60195122.7070.82%,10,73%,,19902m3。,80%。,。,,ⅤⅤ,,1。4　,,,。,,。,。,、,,、,,。a.。,。,(、、),,,。b.。,,。、,。“”,,。c.,、,。:[1]KNUTSSONG.Trendsintheacidificationofgroundwater[J].GroundwaterQualityManagement,1994,220:107-118.[2],.[J].,2004,20(3):46-49.[3],,,.[J].,2001,21(6):564-568.[4],.[J].,2003,23(5):16-19.(:2005-11-01　:　)·39·