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30320146HUNANNONFEＲＲOUSMETALS1983－。121.4120042.412004———23%27%。X52A1003－5540201403－0061－05。20061。200842009。“+”200t/h、。、、COD。。、。。———。。5#。11.11#～3#5#5#、Ca50mg/LFUF、、CODＲO。1630。1。11.220115#78.33%10.47%。pHpH、。。Na2CO3+Ca2+=2Na++CaCO3↓99%20%1.2g/mL50mg/L120m3/hNa2CO3106Ca40Amg/LT1kg/LT1=106×A－50÷40×120×103×10－6÷20%T2L/hT2=T1÷1.2kg/L×99%T2=1.312×A－501。1Ca/mg·L－1Ca/mg·L－1Na2CO3/L·h－1150%/L·h－1175%/L·h－1200%/L·h－1225%/L·h－1250%/L·h－1275%/L·h－1300%/L·h－110009501246.41869.62181.22492.82804.431163427.63739.29008501115.21672.81951.62230.42509.227883066.83345.68007509841476172219682214246027062952700650852.81279.21492.41705.61918.821322345.22558.4600550721.61082.41262.81443.21623.618041984.42164.8500450590.4885.61033.21180.81328.414761623.61771.2400350459.2688.8803.6918.41033.211481262.81377.6200150196.8295.2344.4393.6442.8492541.2590.41005065.698.4114.8131.2147.6164180.4196.8CaOH2、CaCl2Al2SO43、BaCl2。12。275%Ca50mg/L。5#Ca。2632Camg/LCa/mg·L－1150%/L·h－1175%/L·h－1200%/L·h－1225%/L·h－1250%/L·h－1275%/L·h－1300%/L·h－1300～400106.5288.3769.1552.8641.5435.1620.36500～600136.3998.6482.4964.2858.4140.3635.12700～800144.89104.3885.8171.8661.4545.9739.731.310.47%。4～5d。、A、B、C。1.3.1、、23。23ABC/d75332A7d0.01MPa0.12MPa。B5d0.01MPa0.11MPa。C3d0.03MPa0.12MPa。A7d。1.3.2ZnZn3。3A7dZn0.08mg/L0.33mg/LB5dZn0.08mg/L0.27mg/LC3dZn0.12mg/L0.28mg/L。AZn。3Zn1.3.3CdCd4。4A7dCd0.012mg/L0.033mg/LB5dCd0.01mg/L0.033mg/LC3dCd0.0223630mg/L0.033mg/L。ACd。4CdA。1.4。。。。10cm。。1.55。5#。。5。。2－。1.275%Ca50mg/L。2.A、B、CA7dA。3.。4.5#463。23%27%。41t/a、、、。。2014－04－20TheStudyontheMeasuresofＲeducingMembraneSystemOperationCostsandImprovingMembraneSystemWaterProductionＲateZHANGTian-fang121.ZhuzhouSmelterGroupCo.LtdZhuzhou412004China2.HunanKeyLaboratoryofLeadandZincCombinedMetallurgyZhuzhou412004ChinaAbstractInordertolayasolidfoundationforthesafeandstableoperationofmembranesystemthispaperanalyzestheoperationstateofthemembranetreatmentsystemoptimizestheamountofproductionorganizationmodeandsodi-umcarbonatedosageimprovesmembranesystemprocessrouteandthekeyequipmentofsecurityfilterandchoosesthehigherperformancepriceratioofdomesticsecurityfiltertoreplacetheexpensiveimportedfilter.Throughthea-bovemeasuresthewaterproductionrateofmembranesystemisincreasedby23%andtheoperationcostofmem-branesystemisreducedby27%.Keywordsultrafiltrationreverseosmosissecurityfilter檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿檿sodiumcarbonate4915K.WakasaB.ISosrosoedirdjoM.YamakiI.Tarnishinthemodi-fiednickelcopper－manganesealloysystemscontainingadditiveele-mentsJ.JournalofMaterialsScience1991264273－4280.2014－02－25ＲesearchStatusandDevelopmentTrendoftheElasticCopperAlloyYUANHe-feng1XULing21.NingboXingyeShengtaiGroupCo.LtdNingbo315300China2.NingboHelongNewMaterialsCo.LtdNingbo315300ChinaAbstractCommunicationselectronicsandotherindustriesdevelopedrapidlyinlargemeasureitcontributedtothedevelopmentofflexibleconductivealloy.Althoughthetraditionalbronzebrasszinc-nickelalloyandotheralloyshasmadesignificantdevelopmentandoccupiedalargemarketsharetheyaresubjecttoenvironmentalprotectionmateri-alscharacteristicsprocessingtechniquesrespectively.Thereforethenewmaterialswhichareinharmonywithnatureandcanreplacethosetraditionalmaterialstomeettheindustrialapplicationsaregettingmoreandmoreattentionandpursueandtheyarealsothedevelopmenttrendofhigh-performancecopperalloys.KeywordselasticcopperalloyCu－Ni－Mnalloymicrostructureandmechanicalpropertiesdevelopmenttrends56