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1、酸性氧化电位水制备条件的优化研究?652?化学世界酸性氧化电位水制备条件的优化研究郭丰艳.白金泉¨.余远斌.孔祥兵.张妹'(1.北京工业大学环境与能源工程学院,北京100124;2.北京洲际资源环保科技有限公司,北京100021)2009年摘要:用由不同电极材料削成的两种电解槽分别进行正交实验,考察了电解电压,电解质浓度,酸碱出水量比三因素对酸性氧化电位水各项指标的影响.结果表明:I号槽(钛镀铂,铱电极),三种工艺对pH,ORP及有效氯影响的显着性顺序均为电解质浓度>电解电压>酸碱出水量比,最优工艺为,电解电压8.5V,电解质浓度0.67g/L,酸碱出水量比0.8:1;水质指标
2、为pH2.26,ORP1185.7mV,有效氯5O.42mg/L.Ⅱ号槽(钛镀铂电极),三种工艺对pH,ORP影响的显着性顺序为电解电压>电解质浓度>酸碱出水量比,而对有效氯影响最为显着的因素是电解质浓度,最优工艺为,电解电压8.5V,电解质浓度1.11g/L,酸碱出水量比0.8:1;水质指标为pH2.23,ORP1180.2mV,有效氯41.66mg/L.说明由于电解槽电极材料的不同,使得各因素对水质指标的影响有所差别.关键词:酸性氧化电位水;正交试验;制备工艺;电极材料中圈分类号:TQ413.11文献标志码:A文章编号:0367—6358(2009)11—0652—05St
3、udyonOptimizationofProductionTechnologyofElectrolyzedOxidizingWaterGUOFeng-yan,BAIJin-quan¨,SHEYuan-bin,KONGXiang—bing.,ZHANGShu(1.CollegeofEnvironmentandEnergyEngineering,BeijingUniversityofTechnology,BeQing100124,China12?GlobalResourceEnvi'TechCo?Ltd,Beijinfl100021,China)Abstract:Twoelectrolysis
4、roomswithdifferentelectrodematerials(platinum&iridium:I,platinum:Ⅱ)wereusedinthisexperiment.Effectsofvoltage,electrolyteconcentratio_nandoutflowscale(acid:alkali)onpropertiesofelectrolyzedoxidizingwater(E0W)wereinvestigatedbyorthogonallest.Theresultsshowedthattherelativeinfluencedegreeofthethr
5、eetechnologyfactorswaselectrolyteconcentration~vohage>outflowscaleintheexperimentofelectrolysisroomI.TheoptimumproductionconditionsofEOWwerevoltage8.5V,electrolyteconcentration0.67g/Landoutflowscale0.8:1.TheindexesofE0WwerepH2.34,ORP1185.7andavailablechlorine50.42mg/L.Intheexperimentofelectroly
6、sisroomII,therelativeinfluenceextentonpHandORPwasvoltage~electrolyteconcentration:>outflowscale.However,itwastheelectrolyteconcentrationthathadsignificantinfluenceonavailablechlorinecontent.Theoptimumproductionconditionswerevoltage8.5V,electrolyteconcentration1.11g/Landoutflowscale0.8:1.Theinde
7、xesofE0WwerepH2.23,ORP1180.2mVandavailablechlorine41.666ag/L.InfluencedegreeofthethreetechnologyfactorsonpropertiesofEOWmadeadifference,whichmightresultfromtheuseofdifferentelectrodematerialsinthetwoelectrolysisr
