第40卷第4期2023年8月河北省科学院学报JournaloftheHebeiAcademyofSciencesVol.40No.4Aug.2023收稿日期:2023-03-27基金项目:河北省科学院高层次人才培养与资助项目(2023G22)作者简介:张雅淋(1992—),女,河北石家庄人,硕士,研究实习员,主要研究方向为材料分析与检测.文章编号:1001-9383(2023)04-0055-08掺硼金刚石膜电极电解染料废水的研究张雅淋2,3,王朝阳2,3,葛新岗1,2,3,唐伟忠2,3,孙振路1,2,3,姜龙1,2,3,李义锋1,2,3(1.河北省激光研究所有限公司,河北石家庄050081;2.河北普莱斯曼金刚石科技有限公司,河北石家庄050081;3.河北省化学气相沉积金刚石重点实验室,河北石家庄050081)摘要:掺硼金刚石膜电极在电化学方面具有很大的优势,常被应用于有机废水的处理领域。本文用掺硼金刚石膜电极作为阳极来电解处理酸性红染料水溶液,观察溶液颜色变化并测试溶液COD值,确认了掺硼金刚石膜电极电解处理有机物废水方案具有可行性。提高电极电流密度、降低电解液流速都能够显著提高电极的COD处理能力,增加COD去除率,降低COD处理能耗。对于低浓度的染料溶液(初始COD值400mg/L左右),选取电解液流速400mL/min,电极电流密度60mA/cm2,掺硼金刚石膜电极可以在3~4h内将染料溶液电解至无色,COD去除率能够达到90%以上。关键词:掺硼金刚石膜电极;酸性红;电解;COD中图分类号:X703文献标识码:AStudyonelectrolysisofdyewastewaterbyboron-dopeddiamondfilmelectrodeZHANGYalin2,3,WANGZhaoyang2,3,GEXingang1,2,3,TANGWeizhong2,3,SUNZhenlu1,2,3,JIANGLong1,2,3,LIYifeng1,2,3(1.HebeiInstituteofLaserCo.,Ltd.,ShijiazhuangHebei050081,China;2.HebeiPlasmaDiamondTechnologyCo.,Ltd.,ShijiazhuangHebei050081,China;3.HebeiKeyLaboratoryofChemicalVaporDepositionDiamond,ShijiazhuangHebei050081,China)Abstract:Boron-dopeddiamondelectrodehasgreatadvantagesinelectrochemistryandisoftenusedinthefieldoforganicwastewatertreatment.Inthispaper,boron-dopeddiamondfilmelectrodeisusedasanodetotreatacidreddyeaqueoussolutionbyelectrolysis.ThecolorchangeofthesolutionandtheCODvalueareobservedtoconfirmthefeasibilityofusingboron-dopeddiamondfilmelectrodesfortheelectrolytictreatmentoforganicwastewater.IncreasingtheelectrodecurrentdensityandreducingtheelectrolyteflowratecansignificantlyimprovetheCODtreatmentcapacityoftheelectrode,increas...
