还原水解生物膜工艺处理印染废水中试研究郭冀峰

、、、、、、。、、。、、、。、、、。+GB4287－92[1]。11.1120m3·d-1。1。1。1。FeSO4[2-3]FeSO4。[4][5-6][7-8]。1Fig.1Flowchartoflab-scalewastewatertreatmentprocess
 !#$%&’()*+,-*FeSO+PAM1Tabl.1InfluentandeffluentqualityBOD5/mg·L-1COD/mg·L-1ρ(SS)/mg·L-1pH/400～600≤201800～2200≤100500≤6010～116～9380～580≤40－1231.7100642.7100323.212710065++。100mg·L-1、、8、9、5hCOD、BOD5、SS97%、96%、98%95%(GB4287－92)。TQ028.8X791B1000-3770(2010)0[e-mail]36920109TECHNOLOGYOFWATERTREATMENTVol.36No.9Sep.,2010124DOI:10.16796/j.cnki.1000-3770.2010.09.0331.2、。。FeSO4。Φ12mmCOD。、、、、、、。BOD580%COD60%～80%。BiologicalaeratedfilterBAF。、－。。1。2。、。3[9]。。22.1100mg·L-1PAM1‰5mL·L-1。600mm×600mm×1800mm、1200mm×1200mm×1800mm、4000mm×1200mm×1800mm。6000mm×4000mm×2000mm8h。3000mm×3000mm×3500mmBOD51.5kg·m-3·d-11519h。Φ1200mm×3500mm40.6m。2.4m0.3m0.5m0.2m0.1m3.5m5h。3～5mm。0.2m8～20mm。。2。PLC。15m3·m-2·h-175m3·m-2·h-120～40min。Q235-A。2.22.2.11/4COD1000mg·L-116h。[10]。COD20%SV50%。2.2.2－125。2d。。10d。。COD50%。15dCOD80%。。。。2.32。2B/C。B/C。。COD90%。GB4287－92。。30.25·m-30.55·m-30.06·m-30.10·m-30.96·m-3。4“－”、GB4287－92。pH10.0pH。。[1]GB4287-92.[S].[2],,.[J].,2000,20(2):7-10.[3].[J].,1996,22(2):24-27.[4].[M].:,2002.[5],,.--[J].,2009,31(3):99-101.[6],.[J].,2005,2:4-6.[7].[J].,2000,28(7):15-18.[8],.[J].,2002,22(5):1-5.[9],,,.[J].,2003,19(5):48-50.[10],,,.-[J].,2006,32(8):40-43.COD/mg·L-1BOD5/mg·L-1ρ(SS)/mg·L-1//%21001663.220.85605085.75002654756227850.5/%1663.2128023508568.8-265325-27818035.3/%128025680568.895.683.232573.577.41808254.4/%25648.68195.619.18073.59.387.3822865.8%97.6996.5998.1495.022Tab.2Thequalitiesofacceptancetest135369126PILOTSTUDYONTHETREATMENTFORDYEINGWASTEWATERGuoJifeng1,LuYanjun2,ZhangZhaoyin3(1.CollegeofEnvironmentandScienceEngineering,MinistryofLandandResourceKeyLabofWaterResourceandEnvironmentinAridandSemiaridRegion,Chang′anUniversity,Xi′an710064,China;2.SchoolofCivilEngineering，Xi′anTechnologicalUniversity,Xi′an710032，China;3.No.212InstituteofChinaNorthIndustriesGroupCorporation,Xi′an710065，China)Abstract:Theprocessofphysicalchemistry(deoxidizationbyFeSO4)andtheprocessofbiologicalchemistry(hydrolyzationandbiologicalcontactoxidationandbiologicalaeratedfilter)areusedtotreatthedyeingwastewater,whichisdifficulttobiodegrade.Attheoptimumparameters(concentrationofflocculantis100mg·L-1,HRTofhydrolyzation,biologicalcontactoxidationandbiologicalaeratedfilterare8h,9hand5h,respectively),theratioofSS、COD、LASandNH3-Nareabove97%,96%,98%and95%,respectively.Itisshownthatattheoptimumcondition,thevaluesoftheeffluentcanreachthestandardofGB4287－92.Itwasprovedthatthecombinedprocesshadtheprofoundapplicationinthetreatmentofthewastewater.Keywords:reductionbyFeSO4;hydrolyzation,biologicalcontactoxidation;biologicalaeratedfilter;pilotresearchTHEENGINEERINGDESIGNOFTHETREATMENTPROCESSOFPRINTINGANDDYEINGWASTEWATERLiZhe1,XieYuebo2,ZongXucheng2(1.CollegeofWaterConservancyandHydropowerEngineering，HoHaiUniversity,Nanjing210098,China;2.EfficientwateruseandNationalEngineeringResearchCenter,Nanjing210098,China)Abstract:Printinganddyeingwastewaterswasonemainsourceofindustrypollutioncharacterizedbyhighorganicconcentration.Itwasnotonlydifficulttocatchwaterqualitystandardseventreatedwithhighcost.ThisprojectrebuilttheprocessbyaddingCNMandbiologicalironfiller.Theprojectwasretrenchedwithoutnocivilengineeringoranyimpacttonormalproductionofthisfactory,andthetreatedwatercouldcatchthelocalstandard.Keywords:printinganddyeingwastewater;processtransform;CNM;biologicalironfillerCNM。1。4、、。1.6～1.9·m-3、。。0.6～0.7·m-3、。5DB31/199－1997。CNM。[1].[D].:,2009.%-18346674984844062575212672347823720192.20-78948241941339878457449544013310287.10/COD/mg·L-11CODTab.1RemovalresultofCODandcolority!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!126135