废纸造纸废水的污染特性与治理

··废纸造纸废水的污染特性与治理(,515041)[　]　阐述了废纸造纸废水的来源、污染特性,分析和评价了废纸造纸废水的气浮、过滤、混凝沉淀和零排放等处理技术,提出了我国废纸造纸企业废水治理的对策,指出了零排放技术是废纸造纸废水治理的发展方向。[]　造纸废水废纸;污染特性;治理;零排放　　、、、、,,。,,,《》GB3544-200820m3/t。,1t150m3,,,20m3/t,,1/7[1]。,,,。1　,、、、,,,,。,、、、。:2009-09-16:陈壁波(1979-),男,硕士,毕业于华南理工大学,现为汕头职业技术学院教师,主要从事环境监测教学及水污染控制技术研究。、、,;,、“”。,“”,、,[2]。,。2　,,85%[3],COD、BOD5。,。100～200m3/t,:CODCr600～2400mg/L,BOD5125～585mg/L,SS650～2400mg/L,450～900,[2]。。,,,COD70～100kg/t,,COD。,,COD,。COD、BOD5、SS,、、、、、。、—11—CODBOD;、SS;、COD,SS、COD。,SS、,COD,89,、、、、、、[4]。COD、。,COD,1000()10(、),[5]。3　,,。,。,,。3.1　过滤法,,,。,,。,,。,、,[6],,。3.2　气浮法,,,———、、,、。SS,,CODBOD,。SS90%,COD70%,[7]。3.3　混凝沉淀,、、、“”,,。、、、。、、、[8-11]。[9,11],,,SS85%～98%,90%,COD。COD,COD,COD,COD,。、COD,,。3.3.1　-COD,,,SSCOD,COD、。,,,。,,BOD/CODCr0.4～0.7,[11-13]。。,。,。[13]ABR-,。[1],—12—　2010　1　　　　　　　　　　《　　　　》　　　　　　　　　　　　　　　　　20%,30%,10%,。[15]OCC。,、;,70～100μm,[14,15]。,,,,,、,()。,COD、BOD,。,。3.3.2　-,,,COD、BOD。、、Fenton,,。[16]-COD,COD89%～94%,COD65.3mg/L,,,。,COD[2]。TiO2,TiO2[17]。[18]:-TiO2,。Fenton,、、、,。,Fe2+Fe3+,,。[19]FentonFentonCOD,,,。,,,。,,。,,。3.4　零排放技术,,(、),[20,21]。,,100%。,,,。[22]UASB+SBR,,,。[23],,675/a。[24],,,,。,,,。,、、[25]。“”[26],,,—13—。,,“”;,,,,、“”。,,、、,;,,,、BOD[1]。4　,,。。、,,、。,,CODBOD,。。,,,,。,、-,、,。、,,。,,。、。TiO2Fenton,。。,,。[　　　][1]　,,,.[J].,2001,35(4):3-7.[2]　,,,.[J].,1999,19(4):8-10.[3]　.[J].,2000,16(11):23-25.[4]　,,,.[J].,2008,31(6):127-131.[5]　.———[J].,1991(4):16-21.[6]　.[M].:,2003.[7]　,,.[J].,2005,24(12):55-58.[8]　,,,./[J].,2008,34(23):32-34.[9]　.[J].,2006,25(5):34-36.[10]　,,,.+[J].,2006,26(11):19-22.[11]　,.[M].:,2002.[12]　,,.[J].,2006,25(1):41-43.[13]　,,,.ABR-[J].,2006,32(5):55-58.[14]　,,.[M].:,2000.[15]　,,,.[J].,2006,26(1):95-98.[16]　,,.COD[J].,2000,26(4):28-30.[17]　,.[M].:,2007.—14—　2010　1　　　　　　　　　　《　　　　》　　　　　　　　　　　　　　　　　[18]　,,.TiO2[J].,2002(5):5.[19]　,,,.Fenton-[J].(),2005,33(6):155-158.[20]　BARTONDA,STUARTPR,LAGACEP,etal.Experiencewithwatersystemclosureatrecycledpaper-boardmills[J].TAPPI,1996,79(3):191-197.[21]　.[J].,2004,25(4):5-8.[22]　,,,.[J].,2003,7(4):5-8.[23]　,,.[J].,2007,6(2):147-149.[24]　.[J].,2000,21(6):56.[25]　,,,.[J].,2005,24(4):42-44.[26]　.“”[J].,2007,28(6):10.ThePollutionCharacteristicsandTreatmentProcessesofFiber-recyclingProductionWastewaterCHENBi-bo(DepartmentofNatureScience,ShantouPolytechnic,Shantou,515041,China)Abstract:Inthepaper,theauthoranalyzedthesourceandpollutioncharacteristicsoffiber-recyclingpro-ductionwastewater.Thecountermeasuresoffiber-recyclingproductionwastewaterforpapermakingen-terpriseswereprojectedbaseonanalyzingandevaluatingthetreatmentprocesses,suchasfiltrate,floccu-lationandzeroemissionstechnology,etc.Andtheauthorpointedoutthatzeroemissionstechnologyistheadvancedirectionoftreatmentforfiber-recyclingproductionwastewater.Keywords:fiber-recyclingproductionwastewater;pollutioncharacteristics;treatmentprocesses;zeroe-missionstechnology(上接第10页)[2]　,,.[J].,2005,24(1):52-53.[3]　,,.[J].,2008(2).[4]　.[C].2000.:,2000:104-108.[5]　,.[J].,2007(3):17-19.[6]　.[M].2.:,2004.[7]　CHOI,STEPHENU.Multiportcylinderdryerwithlowther-malresistanceandhightransfer.[P].US6397489B1.2002-06-04.[7]　,.[J].,2009,28(6).[9]　,.[J].,2009,27(3).[10]　,,.[J].,2005,23(3).TheAnalysisandDiscussionofTheTwoDeckDryer'sSurfaceTemperatureWANGJun-feng,DONGJi-xian(ShaanxiUniversityofScience&Technology,Xi'an710021)Abstract:Thepaperintroducestypesandcharacteristicsofthetwodeckdryer.Comparedwiththetradi-tionaldryer,itanalysesanddiscussesthecausesandmechanismofsurfacetemperature'sunevendistribu-tionofmulti-channeldouble-dryer.Tochangetheouterwall'sstructureofthedryer,tochangethewayofdryergroup'ssteam,andtoanalyzethecentrifugalforce,reducesthesurfacetemperatureofmulti-channeldryerinthreeaspects,optimizingthedryersurfacetemperaturedistribution.Keywords:dryer;temperature;centrifugalforce—15—