UASBSBR工艺处理卫生材料生产废水工程实例吕松涛

UASB+SBR工艺处理卫生材料生产废水工程实例吕松涛　董军玲　魏善涛　刘海军(,222001)　采用UASB+SBR两级生化工艺处理卫生材料生产废水,具有投资少、运行成本低、处理效果好的特点,具有一定的推广价值。　卫材废水　UASB　SBR　工程实例1　,,、,。UASB+SBR。2　、,、、。pH(11～12),CODCr3000～4000mgL,BOD5950～1050mgL,8.5～10mgL。150m3d,1。1　pHSSmg·L-1CODCrmg·L-1BOD5mg·L-1mg·L-111.5661345210193009.26～920015060801.03　UASB+SBR,。　1.5m×0.5m×0.5m,、1。13m×4m×2.5m,100m3,。,2.0m×2.2m,0.45m,1.0m,2.0m3m2·h。UASB,5.0m,6.35m,120m3;80m3,(CODCr)5.57kgm3·d;12.6h。SBR,2;6.0m×4.7m×1.8m,45m3,(CODCr)2.90kgm3·d,11h。4,1,2,126。,、、。pH7.5,UASB,。UASBSBR,。()UASB,SBR。。4　、3。25t,UASBSBR,,UASB(),SBR。,,UASB(CODCr)2kgm3·d,SBR(,),CODCr80%。26　　　20022201DOI:10.13205/j.hjgc.2002.01.008,SBR,,;UASB,,。,。3d,。,SBR,SV20%,MLSS2500mgL。2。2　pHSSmg·L-1CODCrmg·L-1BOD5mg·L-1mg·L-18.25014241400.107.82512838400.087.71113243300.096～920015060801.0　　2,。,t1.05,。5　,,UASB+SBR、。。UASB。,,、,,。SBR,。、,。,SBR。CODCr,。,。、,,。　,,197011,1992,,,,,、,。2001-06-1427　　　20022201DESIGNOFPROJECTFORTREATINGCOTTONPULPBLACK-LIQUORFROMPRODUCLIONOFXINXIANGBAILURAYONCORPORATIONZhouJitietal(22)………………………………………………Abstract　Neutralization-verticaltubularbiologicalreactor-coagulationhasbeenusedtotreattheblack-liquorfromtheproductionofXinxiangBailuRayonCorporationwithacapacityof50000td.TheeffluentcanmeetthestandardofLocalEPAwiththeCODCrunder100mgL,BOD5under60mgL,colourityunder100times,andZnionunder5mgL.Keywords　verticaltubularbiologicalreactor,neutralization,coagulationandblack-liquorofcottonpulpSTUDIESONDYEWASTEWAERTREATMENTBYNANOFILTRATIONCaiHuiruetal(24)…………Abstract　Anattemptofdyewastewatertreatmentusednanofiltrationtechnologyisintroducedhere.Byexperimentsofdecolorizationofsyn-theticdyewasteweaterandrealdyewastewater,itisfoundthatnanofiltrationtechnologycanrejectdyeefficiently,andthatsaltcanpermeatethroughmembrane,thusseparatingdyefromsalt.Nanofiltrationisausefulmethodfordecolorization.Whendyeconcentrationoftheinfluentis1000mgL,thedecoloredratewillbehigherthan99%.Keywords　nanofiltration,dyewastewateranddecolorizationANENGINEERINGINSTANCEONTREATMENTOFSANITATIONMATERIALPRODUCTIONWASTEWATERBYUSINGUASBANDSBRPROCESSLuSongtaoetal(26)………………………………Abstract　Whenusingtwo-stage(UASB+SBR)processtotreatsanitationmaterialwastewateralowinvestmentandlowoperationexpendi-tureareneeded,andtheefficiencyofthisprocessissatisfactory.Therefore,theprocesshasmuchpotentialtobepopularized.Keywords　sanitationmaterialwastewater,UASB,SBRandengineeringinstanceSTUDYOFTREATINGCHEMICALFIBERWASTEWATERBYOXIDATIONDITCHWangXiaohuaetal(28)………………………………………………………………………………………………………………………………Abstract　Inachemicalfiberwastewatertherearemanyorganicmatterswhicharehardtobedegraded.ThispaperstudiedthetreatmentofthechemicalfiberwastewaterbyoxidationditchsystemItfeaturesastabletreatmenteffectiveness,lesssludgeandacertainfunctionofdefoamingetc.Ithasbeenprovedbythefactsthatitisfeasible.Themaindesignparametersareputforward.Keywords　oxidationditch,chemicalfiberwastewaterandmaindesignparametersANEWTYPEOFDIRECTCURRENTCYCLONESEPARATORZhongLing(31)…………………………Abstract　Thispaperwasdircetedagainstthestructureoftheoriginalcycloneseparatorwithinnerwhirlcurrentandmixedcurrentareare-movingdustgranuletoreduceseparateefficiency.SummingupthemanufacturinganddesigningexperineceoftheoriginalD.C.cycloneseparator,anewtypeofD.C.cycloneseparatorwasdesignedwithoutthetwoproblemsoftheoriginalone,gettingridofthedefectoftheoriginalonewhoseseparatingparticlediameterwas6～8μmsmallerthanthatoftheoriginalone.ThispaperbrieflyintroducedaseparatingmechanismofthenewtypeofD.C.cycloneseparator,offeredadesigncalculationmethodandacalculatinginstance,alsosummedupthecharacteristicsofthenewtypeofD.C.cycloneseparatoranditsapplications.Keywords　newtypeofdirectcurrentcycloneseparator,separation,centrifugalforce,dustgranule,inertia,sedimentationrateandcriticalparticlesizeAPPLICATIONOFCANOPYINTUBULARELECTROSTATICPRECIPITATORLiXiangyangetal(35)……………………………………………………………………………………………………………………………………Abstract　Thispaperanalysedthestructureandtheactualoperationstateofaverticaltubularelectrostaticprecipitator,bywhichitwasknownthatthemainreasonofitsfailurewasthedeficientashdischargeattheanode.Inordertosolvethisproblem,ananodestructureofcanopywasproposed,whichfeaturednon-depositingdustandaselfash-dischargingfunction.Itwasverifiedbypracticethatthissystmehadaremarkableeffect.3ENVIRONMENTALENGINEERINGVol.20,No.1,February,2002