“生态浮岛+”对黑臭水体的净化效果与机制研究

2020/2/27“生态浮岛+”对黑臭水体的净化效果与机制研究https://x.cnki.net/read/article/xmlonline?filename=HJWR201905010&tablename=CJFDTOTAL&dbcode=CJFD&topic=&fileSourceType=1&taskId…1/12环境污染与防治,2019,05,547-550+571“生态浮岛+”对黑臭水体的净化效果与机制研究Studyonpurifyingeffectandmechanismof“eco-floatingisland+”onblack-odorouswaterLYUJiazhanNONGYujiaYANGZhengweiXURunYINLihuaRENYongzhengSchoolofEnvironmentalScienceandEngineering,HuazhongUniversityofScienceandTechnologySchoolofArchitectureandUrbanPlanning,HuazhongUniversityofScienceandTechnology吕家展农喻佳杨正委许润殷利华任拥政华中科技大学环境科学与工程学院华中科技大学建筑与城市规划学院摘要:传统生态浮岛在水质净化处理时存在浮水植物吸收污染物能力有限,深水处理效果不佳等问题。针对上述局限性,尝试将生态浮岛、活性炭纤维组件和曝气组件进行自由组合,形成“生态浮岛+”装置并用于黑臭水体净化处理。经过22d的处理,基于生态浮岛+活性炭纤维+曝气的“生态浮岛+”全组合装置对COD、TN和TP的去除率分别达到83.9%、50.2%和26.4%,而传统生态浮岛对COD、TN、TP的去除率分别为70.5%、39.2%、17.9%,COD、TN、TP的去除率分别提升了13.4、11.0、8.5百分点。“生态浮岛+”利用颗粒物沉降、植物吸收、微生物降解以及活性炭纤维吸附等协同作用净化水质,可以适应不同水质、水深的水体,使用范围更广,适应性更强。关键词:生态浮岛+活性炭纤维曝气黑臭水体净水效果基金：国家自然科学基金资助项目(No.51678260)国家重点研发计划项目(No.2016YFC0400703)作者简介：吕家展,男,1997年生,硕士研究生,研究方向为水污染控制技术。收稿日期：2018-03-19Abstract：Thetraditionaleco-floatingislandhadseveralproblemsinwaterpurification,suchasthelimitedabsorptioncapacityofpollutantsandpoorperformancefordeepwatertreatment.Aimingattheseshortcomingsabove,theeco-floatingisland,activatedcarbonfiberandaerationwerefreelycombinedtoform“eco-floatingisland+”devicetotreatblack-odorouswater.After22daysofexperiment,the“eco-floatingisland+”entirecombinationdevice,whichcombinedeco-floatingisland,activatedcarbonfiberandaerationtogether,presentedtheCOD,TNandTPremovalratesof83.9%,50.2%and26.4%,whilethatforthetraditionaleco-floatingisland70.5%,39.2%and17.9%.TheCOD,TNandTPremovalrateswereimprovedby13.4,11.0and8.5percentpointrespectively.The“eco-floatingisland+”usedthesynergisticeffectofparticlesedimentation,plantabsorption,microbialdegradationandactivatedcarbonfiberadsorptiontopurifywater.Therefor2020/2/27“生态浮岛+”对黑臭水体的净化效果与机制研究https://x.cnki.net/read/article/xmlonline?filename=HJWR201905010&tablename=CJFDTOTAL&dbcode=CJFD&topic=&fileSourceType=1&task