反渗透技术在电厂锅炉水处理中的工程应用

2008/＋＋30m3·h-1/40m3·h-130m3·h-130m3·h-1。ρ(K+)=2.87mg·L-1ρ(Na+)=56.9mg·L-1ρ(Ca2+)=95.95mg·L-1ρ(Mg2+)=27.22mg·L-1ρ(Fe)=0.05mg·L-1ρ(Al3+)=0.03mg·L-1ρ(Mn2+)=0.06mg·L-1ρ(Cu2+)=＜0.01mg·L-1ρ(Zn2+)=＜0.01mg·L-1ρ(Ba2+)=0.07mg·L-1ρ(SiO2)=3.46mg·L-1ρ(TDS)=593mg·L-1=806μS·cm-120℃pH=7.42ρ(Cl-)=52.4mg·L-1ρ(SO42-)=165.5mg·L-1。GBl576－2001[1]≤0.2μS·cm-125℃ρ(SiO2)≤20μg·L-1ρ()≈0mg·L-1。11。+。22.1SDI≤3。2.2PAC、、、、、。2.3[2-3]。CaCO3、CaSO4[4]。1211.718056027;2.056003/。++、。/.TQ028.8B1000-3770(2011)[e-mail]1Fig.1Flowchartofwatertreatmentprocess!#$%&$’()37320113TECHNOLOGYOFWATERTREATMENTVol.37No.3Mar.,20111262.4、、。2.5≥99.5%30m3·h-1。、、、BW30-400/CPA3。PLC。。。2.6。1115μm、。2.7≤5mg·L-1。2.8、、。≈0mg·L-1ρ(SiO2)≤20μg·L-1≤0.2μS·cm-1。2.9。、、、。33.1pH6.9～7.120～25℃。8mg·L-1。8.0m·h-10.8～1.8mm400mm0.5～2.0mm800mm。≈50%≤0.10MPa。5h。10h、2。2。60d30d1.0NTU。SDI3.0±1.0。。、、、14L·s-1·m-217L·s-1·m-2≈50%。3.2、、、。5μm、0.1MPa。3662122.4L·m-2·h-1。、、。4mg·L-1。、、、10d1。60d。60d2Fig.2Turbidityremovaleffectoffilter012345678910110.00.51.01.52.02.53.03.54.0
/NTU/h1271313。3.330m3·h-1≤0.6MPa500mm/1000mm。38.2m·h-1。HCl3%～5%3～5m·h-1NaOH3%～5%3～5m·h-1。、＜0.2μS·cm-125℃ρ(SiO2)＜20μg·L-1。45d。43.51·m-3。0.4·m-30.21·m-31.92·m-30.98·m-30.27·m-30.52·m-30.19·m-3。。。。+。5、。。99.9%、、、。GB1576－2001、。、、1。2。、。3。360dFig.3Electricalconductivityofeffluentin60days0510152025303540455055606502468101214161820
/%/d /Scm97.697.797.897.998.098.198.298.398.498.598.61Tab.1ThesituationofROsystemoperation/dSDI/%/%123456789102.12.02.22.12.32.12.22.01.92.01.361.351.371.381.371.391.411.401.381.390.200.190.180.210.190.190.180.210.200.190.830.870.810.860.850.860.890.880.870.8830.130.329.429.830.631.230.830.430.529.910.210.79.810.310.610.410.210.19.79.574.773.975.074.374.275.075.175.075.975.780982080178679178881080681180415.3417.4614.3816.9215.8213.7616.5116.7519.2618.4798.197.998.297.998.098.397.998.097.697.8/m3·h-1/μS·cm-1/MPa373128128APPLICATIONOFROINWATERTREATMENTOFPOWERPLANTBOILERYinXiaofeng1,JinYutao2,WangShaobo1（1.The718thResearchInstituteofCSIC，Handan056027,China;2.HandanIron&SteelGroupHanbaoIronandSteelCompanyPoEnergyCenter,Handan056003,China）Abstract:Introducedtheapplicationofreverseosmosistechnologyinboilerfeedwaterofsomesteelplant.Multi-mediafilters+reverseosmosis+mixedbedcombinationwasusedtoprocessontherawwater.Introducedtheprocessandoperationoftechnique,analysisofoperatingdata，solvingengineeringproblems.Keywords：boilerfeedwater;moremediumfilter;reverseosmosis;mixedbed[1]GB1576－2001[S].[2].[D].:,2006.[3].[D].:,2007.[4],,.[J].,2006,25(8):907-912.TREATMENTOFXIJIANGRAWWATERBYBIOLOGICALINTENSIFIEDTHECONVENTIONALChenDeye,ChenYiyun,LuShaoming(CollegeofEnvironmentalScience&Engineering,SouthChinaUniversityofTechnology,Guangzhou510006,China)Abstract:Biologicalpre-treatment/conventionaltreatmentandconventionaltreatmentwereusedtotreatXijiangmicro-pollutedsourcewater,andtheremovalefficienciesofmainpollutantswascompared.TheaverageremovalratesofNH3-NandCODMnbybiologicalpre-treatment/conventionaltreatmentwere57.6%and47.1%,whichincreasedby34.7%and17.1%thanconventionaltreatment.Coagulationwasintensifiedbybiologicalpretreatmentandabout20%ofthecoagulantcanbesaved.Thehigh-rateUBAFinvestmentwasabout100to130yuan·m-3,andtheoperationcostisabout0.03to0.05yuan·m-3.Keywords:biologicalpretreatment;ammonianitrogen;CODMn;high-rateUBAFCJ94－2005＜0.5NTU。20%。2.3.48m·h-1[4]16m·h-150%。0.5～15kPa100～130·m-30.03～0.05·m-3。3、CODMnCJ94－2005。“+”“”“+”、CODMn57.6%、47.1%“”34.7、17.120%。。100～130·m-30.03～0.05·m-3。[1]GB5749－2006[S].[2]CJ94－2005[S].[3],,,.[J].,2009(18):65-70.[4],,,.[J].,2007(9):65-67.[5],.[J].,2008,39(6):19-21.[6].[M].4.:,2002[7],.[J].,2008,(11):47-51.!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!131