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WastewatertreatmentprojectofreplacingstrawpulppapermakingplantswithregeneratedpapermakingplantsTianLi1,WanHongyou1,XieZhanwen2(1.SchoolofWaterConservancyandEnvironmentEngineering,ZhengzhouUniversity,Zhengzhou450001,China;2.GuangzhouEconomyConstructionDevelopmentArea,ConstructionSupervisionCo.,Ltd.,Guangzhou510730,China)1,1,2(1.,450001;2.,510730)[],。,,,COD、SS95.5%97%,,0.7/m30.4/m3。[];;[]X703.1[]A[]1005-829X(2010)02-0071-03Abstract:Inthisproject,physiochemicalandcontactoxidationprocesseshavebeenusedtoreplacethetechnologyoftreatingstrawpulppapermakingwastewaterbythetechnologyoftreatingregeneratedpapermakingwastewater.Throughchangingtherunningsituationofthetechnology,andmakingsufficientuseoftheoriginalequipment,theinvestmentandrunningcostaredecreased.Thus,theremovalratesofCODandSSreaches95.5%and97%re-spectively,reachingtherequirementsofthedischargestandardandtherunningcostdecreasesfromtheoriginal0.7CNY/m3to0.4CNY/m3.Keywords:regeneratedpapermakingwastewater;strawpulppapermakingwastewater;contactoxidation,,。,。,,,、〔1〕。、,2000m3/d,4000m3/d。1000m3/d,700m3/d,,300m3/d。1,,COD。,1。2,5000t/d,1。(1):21m×9m×4m,270m3/h(15kW)1,110m3/h1CODCr/(mg·L-1)BOD5/(mg·L-1)SS/(mg·L-1)pH100026015007~9≤70≤20≤706~930220102IndustrialWaterTreatmentVol.30No.2Feb.,201071——2010-02,30(2)(7.5kW)2。(2):48m×15m×5m,12,,3m,。(3):75m×15m×4.5m,20,,3m。(4):21m×9.5m×4m,2,。(5)():50m×8m×4.5m,6,3m,,,22kW2(11)。(6):35m×5m×3m,。33.1(1),,:→→→→→,,1,1110m3/h,,24h。(2):COD,,2/3,18t75%,,48h,,,24h。,,110m3/h20d,,。(3):PAC,250mg/L。1600m3/d,0.7/m3。2。2,,COD、BOD、SS95.0%、94.2%96.7%。3.2,,,。(1),,,80mg/L。(2)270m3/h,,。(3),,,24h,16h(),2h,4h,,、。3。23,,COD150mg/L,SS1050mg/L,SS70%。3,,,,,。,0.4/m3。4(1),。,。(2),,,13COD/(mg·L-1)BOD/(mg·L-1)SS/(mg·L-1)8502104504001001204510402COD/(mg·L-1)BOD/(mg·L-1)SS/(mg·L-1)1000260150045012020050155072——MathematicalmodelofdifferentialequationsoftheROmembraneelementJingDawei1,WangXue2(1.MembraneCenter,TianjinInstituteofUrbanConstruction,Tianjin300384,China;2.CNOOCTianjinChemicalResearchandDesignInstitute,Tianjin300131,China)1,2(1.,300384;2.,300131)[],,。。[];;[]TQ028.8[]A[]1005-829X(2010)02-0073-03Abstract:BasedontheidealstructuremodelofROmembraneelement,thedifferentialequationsmodeloftheROmembraneelementoperationhasbeenestablished.BasedonanalyzingtheoperationparametersofROmembraneelement,theboundaryconditionsofthedifferentialequationsareconfirmed.Thus,thedifferentialequationshavetheuniquesolution.Theestablishmentofdifferentialequationsmodelofthemembraneelementoperationprovidesamathematicalbasisfortheprogrammingofaccuratelysimulatingcalculationsoftwareofthemembraneelementandmembranesystem.Keywords:ROmembraneelement;simulatedsoftware;mathematicalmodel,。:,〔1〕;,。。,!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!30220102IndustrialWaterTreatmentVol.30No.2Feb.,2010,,〔1〕。,,,,,。(3),,,。5(1),,0.7/m30.4/m3。,3。(2),COD,,+/COD70mg/L。[][1][D]:,2007.[2]()[M]:,2000:197-198.[](1982—),2007,。:13523014561,E-mail:tianli821229@163.com。[]2009-11-10()73——
本文标题:草浆造纸工艺改再生造纸工艺的废水处理工程改造田立1
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