含锡镍铜锌离子废水的处理

[e-mail]。1pH、[1]、、。[2]。。、、、[3]。-、。1973NEC80Benjamin、Katsura、Tamaura[4]———。、、、-。11.1、、、Cu2+600mg/LZn2+100mg/LNi2+200mg/LSn2+58mg/L、、、。、WXF—110、XD/Max-γB。1.2100mLpHSnOH4pHCuOH2、10％pH40℃~80℃30、。%=×100%22.1pH、、、、12221.2410082.230009-、、、。、pH3797.0%99.9%XRDSnO2CuO。、pH=10FeSO4·7H2O0.24g/100mL65℃1mL1.5%H2O2。100mg/L0.023mg/L200mg/L0.11mg/L。X703A1008-553X200905-0054-04··ANHUICHEMICALINDUSTRY355200910Vol．35No．5Oct.2009545pHNi2+、Zn2+pH1pH、Cu2+pHpH7Cu2+。pH2.07.0Cu2+2%99.9%pHCu2+。pH7.0。SnOH41~3pH3Cu2+pH3。pH8Zn2+Ni2+pH7.0~10pH37、、。23pH37XRD800℃100℃。XSnO2CuOpH37SnOH4CuOH2。2.2、2.2.1FeSO4·7H2O、4FeSO4·7H2ONi2+、Zn2+4FeSO4·7H2O、、NiFe2O4、ZnFe2O4Ni2+、Zn2+FeSO4·7H2O1∶9.151∶8.15FeSO4·7H2OFeSO4·7H2O、8FeSO4·7H2O0.24g、0.25mg/L0.093mg/L。2.2.2pH、5pHNi2+、Zn2+5pH712、pH=9、pH=10pH=11pHpH=10Ni2+0.21mg/LZn2+0.069mg/L。2.2.3H2O2、6H2O22pH=3XRD3pH=7XRD4FeSO4·7H2ONi2+、Zn2+、、、551612009535H2O21mL6H2O2、。1.0%H2O2、1.5%H2O2、Ni2+0.15mg/LZn2+0.036mg/L。H2O2、H2O2Fe2+。7Ni2+、Zn2+740~65℃、65℃、、。65℃。2.3XRDXRD8829.4o、35.38o、56.92o62.42oNiZnFe2O4X[5]。31—、、、Sn2+1.7mg/LCu2+0.24mg/LZn2+0.023mg/LNi2+0.11mg/L。2FeSO4·7H2O0.24gpH=101mL1.5%H2O265℃。3。[1].[Ml.:2003.[2].[M].20009-12.[3].[J]．199113267．[4]KatsuraT.TamauraY.andTeradaH．Treatmentofthelaboratorywastewaterbythemagneticseparationprocess[J].IndustWater197723316-21.[5].[M].199060-61.□6H2O2Ni2+、Zn2+7Ni2+、Zn2+8XRDResearchontheElectricalEnergy-savingReforminAlcoholProductionEnterprisesWANGLeiQILi-yuanAnhuiProvinceChemicalIndustryDesignInstituteHefei230009ChinaAbstract:Thispaperanalyzesthepresentelectricalequipmentofanalcoholenterprisefromfouraspectsandthenproposestheschemesofenergy-savingreform.Inadditionitmakesapreliminaryestimationofthescaleofinvestmentandenergy-savingeffect.Keywords:alcoholenterprise;electricalequipment;energy-savingreform!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!3856ANHUICHEMICALINDUSTRY355200910Vol．35No．5Oct.2009、、。。。11.1、。。。TQ457.2+9[e-mail]。TreatmentofWasteWaterwithTinCopperZincWANGYou-rong1CAIWen-ju2XUYu-fu2HUXian-guo21.AnhuiXinkeNewMaterialsCo.Ltd.Wuhu241008China2.SchoolofMechanicalandAutomotiveEngineeringHefeiUniversityofTechnologyHefei230009ChinaAbstractInordertoreclaimandmaketheheavymetalionsconcentrationcomeuptothewastewaterdischargestandardchemicalcoprecipitationmethod-ferritewasusedtodealwithmetalionssuchastinzinccopperandnickelwhicharefromdeplatingbathandtheprocessparametersofthismethodarediscussed.TheresultsindicatethattinandcopperareeliminatedstepbystepwiththedifferentpHvaluestheoptimumpHvaluesare3and7respectivelyandthedepositionamountto97.0and99.9percentSnO2andCuOaregainedbyhightemperaturecalcining.Theoptimumprocessoftheferritetreatingzincandnickelis:pHvalueis10FeSO4·7H2Oconcentrationis0.24g/100mL65℃1.5%H2O21mL.Inthisconditiontheconcentrationofzincionsdecreasedfrom100mg/Lto0.023mg/Landnickelionsdecreasedfrom200mg/Lto0.11mg/L.Keywordstreatmentofwastewaterferriteheavymetalions!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1.2②③④。③④。57